CN101511503A - Document handling apparatus - Google Patents

Document handling apparatus Download PDF

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Publication number
CN101511503A
CN101511503A CN200780032241.2A CN200780032241A CN101511503A CN 101511503 A CN101511503 A CN 101511503A CN 200780032241 A CN200780032241 A CN 200780032241A CN 101511503 A CN101511503 A CN 101511503A
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CN
China
Prior art keywords
banknote
file
detector
axle
roll assembly
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Granted
Application number
CN200780032241.2A
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Chinese (zh)
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CN101511503B (en
Inventor
J·A·斯金纳
S·G·卡尔弗利
D·A·布鲁克斯
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De la Rue International Ltd
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De la Rue International Ltd
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Priority claimed from PCT/GB2007/002356 external-priority patent/WO2008001056A2/en
Publication of CN101511503A publication Critical patent/CN101511503A/en
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Publication of CN101511503B publication Critical patent/CN101511503B/en
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Abstract

A document handling apparatus is disclosed which is particularly well adapted for counting documents of value, such as banknotes. The document handling apparatus comprises an input module (100) for receiving a stack of documents and feeding them one by one into the apparatus, a detector box (200) which houses a series of detectors for detecting characteristics of the documents, a transport system (300) for conveying documents within the apparatus, a doubles detector (400) for sensing the passage of each document therethrough and a stacker module (500) for stacking the output documents and presenting them to the user. The apparatus is based on a metal framework in a plastics housing.

Description

Document handling apparatus
The present invention relates to a kind of document handling apparatus and method of operating thereof.This equipment and method are particularly suitable for checking the value document such as banknote etc.
Typical document handling apparatus is configured on the metal framework, and described metal framework is made up of such as the panel that mechanical fasteners such as screw, support are secured together a series of uses.In view of the characteristic of transmission system that is contained in the complexity in the framework and sensitive sensor, extremely importantly be: described framework is made so that measure accurately with high accuracy.In the past, this is difficult to realize and need the skilled worker to spend sizable energy accurately making and assemble this equipment always.A specific question that has been found that is, even aperture and connector all are in the tram when the single parts of preparation, these parts still might not overlap in assembling process, thereby cause deviation in structure, described deviation can not be found before entering the further fabrication stage usually.Design is in the past attempted to solve this problem by the size that reduces to be arranged in the locating hole in the parts.Yet, this has caused some problems in the step of manufacturing hole itself, this is because to produce the size of the required punching tool in these holes very thin, to such an extent as to therefore punching tool (punch) often distortion in use needs to change and cause the increase of time and cost.
Summary of the invention
According to a first aspect of the invention, a kind of structure is provided, described structure has the first wall and second wall that is perpendicular to one another and arranges, described first wall is provided with first locating hole, described second wall has first positioning salience, described first positioning salience is suitable for extending into first locating hole, thereby first wall is engaged with second wall with predetermined relationship, the width of wherein said first locating hole changes along its length, comprise narrow-minded portion in simultaneously, narrow-minded portion is arranged between first and second enlarged that increase with respect to narrow-minded width in this.By provide one between first and second enlarged that width increases in narrow-minded portion, thereby possible is, can use comparatively firm punching tool, still produce locating hole simultaneously, so that described two walls are relative to each other accurately located with suitable minimum dimension.
Preferably, the width of narrow-minded portion is suitable for cooperating the mode of (tolerancefit) to hold the thickness of described positioning salience with a tolerance limit in described.By this way, second wall accurately is positioned at the direction that is parallel to described locating hole width.
More preferably, at least one in described first and second enlarged is provided with a flattened edge that is basically perpendicular to the length of described first locating hole.This flattened edge provides a benchmark edge, and an end of first positioning salience can be put by described benchmark edge, thereby accurately locatees described second wall along the direction of the length that is parallel to described locating hole.By this way, these two walls are relative to each other accurately located on two dimensions.
For intensity and the rigidity that increases punching tool, preferably, the pattern length of described first and second enlarged is greater than the length of narrow-minded portion in described.
Advantageously, first wall should further be provided with second locating hole, and described second wall further is provided with second positioning salience, described second place protuberance is suitable for extending into described second locating hole, and the width of wherein said second locating hole changes along its length, comprise narrow-minded portion in second simultaneously, this in second narrow-minded portion be arranged between third and fourth enlarged that increases with respect to second narrow-minded width.By two locating holes are provided, and two intervals one have reduced described parts by the probability of incorrect assembling corresponding to the protuberance of the width of the distance between the described hole.
Preferably, in single punching step, use individual tool, go out described first and second locating holes from described first wall.This has guaranteed between them the maximum accuracy of location relative to each other.
More preferably, in single punching step, use individual tool, described first and second positioning saliences are developed and printed in described second wall.Equally, therefore, guaranteed the placement accuracy of positioning salience.
Advantageously, use the screw between described first and second locating holes, first and second walls are bonded to each other.Although it is most preferred that this technology has been found to be,, also can replace using other fixtures such as support etc. because it has used the parts of minimal amount.
A first aspect of the present invention further provides a kind of punching tool that is used for going out at sheet material aperture, described punching tool has first cross section of wide variety, comprise narrow-minded portion in first simultaneously, this in first narrow-minded portion be arranged between first and second enlarged that increase with respect to first narrow-minded width.
Preferably, described punching tool has second cross section with the spaced wide variety of first cross section, comprise narrow-minded portion in second simultaneously, this in second narrow-minded portion be arranged between third and fourth enlarged that increases with respect to described second narrow-minded width.
Some known metal frameworks use edge screw device (edge screw arrangement) that two walls are fixed to each other.Described screw passes the hole in the first wall and enters in the cavity, described cavity by a series of outside described wall plane the wall part of torsional deformation be limited to the edge of second wall.Described distortion makes described wall part contact be inserted into the shank of screw in the described cavity, and makes that screw thread can be cut in the inwall of described cavity.
Yet, find that after repeated use described cavity is found and has carried out further distortion, cause the crushed element of described wall no longer to clamp described screw.At last, thus described screw can come loose described wall components is separated.
According to a second aspect of the invention, a kind of structure is provided, described structure has first and second walls of arranging perpendicular to each other, described first wall is provided with a hole that is used to hold a screw that therefrom passes, described second wall has by first and second adjacent parts that parallel cuts limited that pass described second wall, described first is out of shape from the second wall plane along first direction, and described second portion is out of shape from the second wall plane along relative direction, thereby formation one is used to hold the cavity of the shank of screw that passes first wall between first and second parts, wherein said second wall further is provided with one and be formed on the consecutive aperture of cavity between the described crushed element, to hold a nut, described nut is used to engage the bolt (bolt) that passes first wall and cavity.
By the hole is provided by this way, can use the described screw of a bolting, with this appending or substituting as the screw chasing in the chamber that wall part is limited self.Described bolt can insert during fabrication to avoid any dependence to cavity itself, perhaps improves parts as one at described cavity in working no longer as expected.
Another problem that the common metal framework is run into is, must provide the hole of passing panel to pass wherein to allow cable etc.Usually, the form of circular holes is adopted in described hole, has the size of holding a grommet (grommet), and described grommet by making such as the polymeric material of rubber etc. and being basic annular, has a space that allows cable to pass from the center usually.Described grommet is installed in the hole usually, and described then cable picks one's way across wherein.This provable difficulty and losing time.
According to a third aspect of the present invention, a kind of structure is provided, described structure has at least one first wall, described wall periphery is provided with and is suitable for the otch that cable therefrom passes, and be installed in grommet in the described otch, be used for respect to the fastening described cable of first wall, wherein said otch comprises the protuberance that is used for grommet is remained on otch.This makes can " be clasped " (snap fit) to the hole with cable and grommet mounted thereto in single step.This method makes a mistake than former technology is faster and more difficult.
Preferably, described otch has the form of part circle, is preferably greater than semicircle.
In document handling apparatus, the most important thing is that all transmission parts (roller, belt etc.) remain correct aligning.Each is organized on the axle between the sidewall that parts all are installed in framework.Conventional equipment is fixed against accurate manufacturing and assembling guarantees in case axle is limited in the frame wall, and the roller that is installed on the axle is maintained in the precalculated position.Yet except by the problem that coarse structure caused, this technology also can run into described axle and carry out this problem of transverse movement in transmission and running.
According to a fourth aspect of the present invention, a kind of document handling apparatus comprises the first and second spaced each other sidewalls, and the axle that between them, extends, one end of described axle is supported by a clutch shaft bearing that is arranged in the hole that is arranged on the first side wall, and its other end is by second bearings that is arranged in the hole that is arranged on second sidewall, described second bearing has flange around it, each terminal clip (clip) of arranging at described axle, described clip is used for corresponding axis accepted insurance and is held in described axle, and a compression spring is set, between the flange on second sidewall and second bearing to shift described axle onto predetermined reference position.Make by this way that by spring described axle is a benchmark with a sidewall, each axle keeps like this by automatic accurate location and in whole use.By between the flange on second sidewall and second bearing, the compression spring being set, assembling is simplified, because do not need adjacent compression spring clip is not installed, and adjacent compression spring installs that clip is proved to be to bother very much, when especially a groove that is set at the axle periphery when described clip is held in place---can slip in the groove easily because of described compression spring.
Preferably, described compression spring is a spring washer.Advantageously, described clip is circlip or E type ring, and described axle is used to keep corresponding clip being provided with circumferential groove adjacent to its each end.
In the document handling apparatus of routine, there are a static base unit and one to be opened removable unit usually by the user with the inside of touching this equipment.In order to allow removable unit to open, can not mention handle for this equipment setting before---because mentioning handle, this can hinder moving of described removable unit.Alternatively, clip position being arranged on base unit certainly on one's body to help the user that it is mentioned, is difficulty and trouble although found this.
According to a fifth aspect of the present invention, a kind of document handling apparatus is provided, described document handling apparatus has base unit and rotor removable unit mounted thereto rotatably, and the handle that is connected to base unit adjacent to the rotor of removable unit rotatably, described handle is provided with at least one cam face, described cam face is arranged in abutting connection with described removable unit, make when described removable unit is rotated away from the base unit pivot, described cam face follows removable unit closely, so as to described handle pivot is rotated to first raised position.By this cam gear is provided, when removable unit was opened, described handle pivot rotation allowed and engages in this profession.This makes it possible to mention handle for described device setting, does not hinder the inside of touching this machine simultaneously.
Preferably, arrange described handle with respect to described removable unit, make described handle in case at its first raised position, described handle hinders removable unit and is moved further with respect to any of base unit.Therefore, described handle can have another function as retainer.Advantageously, described handle can further be rotated to second place of position by the user from the first local pivot of its position, wherein no longer hinders moving of removable unit at handle described in the second place.
Be used for mechanically detecting the file probe assembly (sensingassembly) that file therefrom passes, be known as generally include be installed in one go up and with the opposed roll assembly of a guide surface.File passes by the nip (nip) that limits between described roll assembly and the described guide surface, causes the deflection of roll assembly and/or axle, can monitor described deflection to detect overlay text.Such system depends on the accurate location of guide surface with respect to described roll assembly very much, and with the size of accurate qualification nip, the size of described nip must be less than the thickness of common file.Yet, proved so closely closely very difficulty of build-up member, no matter be aspect the actual physics difficulty related when two parts are installed very close to each otherly, still guarantee aspect its amount of space all like this.
According to a sixth aspect of the invention, provide a kind of being used to detect the file probe assembly that file therefrom passes, having comprised: axle; Be installed at least one roll assembly on the described axle; Guide surface, described roll assembly are cooperated with described guide surface to limit the nip between them; Sniffer, be used to survey described at least one roll assembly with respect to guide surface, one or more files are passed the deflection that the nip between roll assembly and the guide surface responds; And the supervising device that is used to monitor the deflection of being surveyed; Wherein said axle comprises the eccentric part that at least one roll assembly is installed on it, makes to adjust the size of the nip that is limited between roll assembly and the guide surface by the described axle of rotation.
By at least one roll assembly is installed on eccentric shaft, can need not any dismounting by rotating shaft, simply easily adjust the size of described nip.Also simplified the structure of described device, can pinch under the state at described roll assembly whiz and be installed in place because the described axle of at least one roll assembly has been installed on it.In case install, rotatable described axle is to move forward into roll assembly its operating position.Preferably, described guide surface comprises at least one guide roller relative with described at least one roll assembly.
Advantageously, described at least one roll assembly is installed on the axle by the mechanism that comprises elastic part, so that described at least one roll assembly causes the deflection of described elastic part with respect to axle with respect to the deflection of guide surface, and the deflection of the described elastic part of described detection is to determine the deflection of described at least one roll assembly.
Preferably, described sniffer is disposed in the axle.Advantageously, described at least one roll assembly comprises the rigid member that is projected in the described axle, and described rigid member can be with respect to the diameter of axle to moving in response to the deflection of elastic part, and cooperate mutually with sniffer.
Preferably, described sniffer comprises the device that is used to produce with receiving electromagnetic radiation, the material of described rigid member is such: even during proper elastic part deflection, the ratio of the electromagnetic radiation that receiving system received is owing to moving of rigid member changes.Advantageously, described generating means comprises one or more light emitting diodes, and described receiving system comprises phototransistor.
Preferably, described supervising device comprises checkout gear, and whether the deflection that is used to detect elastic part is caused by the one or more paper that pass nip.
Advantageously, described at least one roll assembly comprises inside race and the outer race around bearing arrangement, and described inside race is with spool coaxial and be supported on the axle by described elastic part.
Preferably, described rigid member comprises a pin, and described pin is passed in the interior hole of described axle in abutting connection with the inner surface and the protrusion of described inside race.Preferably, described sniffer be installed in one can slide into or skid off the axle housing in.
Described document handling apparatus can comprise the roll assembly of any number, but preferably, and it comprises and is installed in the axle and two roll assemblies that are spaced apart from each other.
Another problem that the regular file probe assembly is run into is, roll assembly is installed to the mode that is adopted when axle on it is fixed to the framework of document handling apparatus.Usually, axle must manually be kept putting in place, is fixed to the inside of a sidewall and then is fixed to another sidewall, with fastening described axle.This is not only the program of a complexity, and means that also the file sniffer need adjust or change, and need dismantle described device on a large scale to obtain to arrive the passage of each sidewall upper fixing element.It is therefore preferable that described axle comprises that further described key lock dog is so shaped that the hole that can pass respective shapes adjacent to the key lock dog (keying block) of an end of described axle---when axle during at one first predetermined orientation; And can not from the hole, pass---when axle during not at first predetermined orientation.Use the key lock dog by this way, make when spool at first predetermined orientation, axle can be slided to pass and be arranged on a hole in the sidewall, so that the opposite end of axle can discharge from the bearing second sidewall (support), and described axle is turning goes out this equipment and need not to dismantle any framework.When described axle during not at first predetermined orientation, described key lock dog prevents that axle from laterally moving, and holds it in the original position.
Advantageously, described key lock dog is arranged such that when axle is positioned at first predetermined orientation, and the size of the nip between roll assembly and the guide surface is greater than the size of this nip when axle whiz first predetermined orientation.That is to say that roll assembly can leave the state of pinching in removed position at this axle.
Therefore, the 7th aspect of the present invention provides a kind of document handling apparatus, described document handling apparatus comprises the first and second lateral separation sidewalls, and as mentioned above a file probe assembly: described eccentric shaft is supported between first and second sidewalls, described the first side wall is provided with porose, described hole is shaped as when axle allows the key lock dog when being positioned at first predetermined orientation and passes the first side wall, and when spool not at first predetermined orientation, prevents that it from therefrom passing.
Preferably, described key lock dog is provided with protuberance, and described hole additionally is configured as engages described protuberance when described axle is positioned at second precalculated position, thereby puts in place the file probe assembly is fastening.
The critical aspects of described document handling apparatus is, file must pass described system one by one with by accurate counting and evaluation.Therefore, the major function that file is fed into the input unit of equipment is to guarantee the single file of primary feed.Described feeder device generally includes and the opposed one or more roll assemblies of guide surface, and described guide surface is used to peel off or maintain unnecessary file.The size of the nip that limits between roll assembly and guide surface is crucial, because it will determine that what files can pass through.In the equipment of routine, the size of nip determines that by the careful assembling of described parts this can cause error and cause the feeding problem.
According to an eighth aspect of the present invention, document handling apparatus comprises roll assembly, guide surface and an eccentric shaft that rotatably is installed to this roll assembly with fixed relationship, described guide surface and roll assembly are opposed to be limited to the nip between them, wherein said guide surface is installed movably with respect to described roll assembly, and rotation degree according to described axle, described eccentric shaft is pushed to greater or lesser degree with guide surface towards described roll assembly, thereby adjusts the size of described nip.The feasible size that can finely tune described nip after assembling of this structure, described fine setting can be carried out by the Maintenance Engineer or by the user.
In a concrete preferred embodiment, described guide surface is supported by a plate, the fulcrum of the end of described plate by being positioned at plate rotates with respect to described roll assembly rotor, described eccentric shaft is arranged to the hole away from described fulcrum of passing the other end that is positioned at described plate, and the rotation degree that depends on described axle applies the power of greater or lesser degree to described hole, thereby pivot rotates described plate and adjusts the size of described nip.Preferably, described guide surface comprises one or more in roller, wheel and the friction pad.
Be used for detecting the regular file treatment facility that one or more files pass file probe assembly wherein having, if what send is overlapping file, this process stops and this equipment is ended.The user need manually fetch overlapping banknote, perhaps fetches this banknote from the inside of banknote transport sector or from output Cang Chu (if banknote has arrived the output storehouse).This batch banknote then need be handled again.This yes lose time and cause the user discontented.
According to a ninth aspect of the present invention, a kind of method of control documents treatment facility is provided, this equipment comprises and is used to detect the file probe assembly of one or more files from wherein passing through, and at least one is used to detect the detector of the feature of each file, and described method comprises:
A), determine whether described at least one detector is in state of activation in case receive from the file probe assembly and to show the signal that has passed more than one file;
B) if not, determine whether to know the number N of the file that passes described file probe assembly; And
C) control described document handling apparatus based on the output of step b).
Method of the present invention is considered some such situations that exist, and promptly when receiving overlapping banknote signal from described file probe assembly, and does not require abort process.Particularly, if there are not other detectors to be in state of activation (that is, not needing denomination to determine or differentiate) in system, as long as the file probe assembly has accurately been determined overlapping what files, this processing can continue potentially.By allowing the user select a pattern that relates to or do not relate to any detector, can carry out that and determine whether described at least one detector is in the step of state of activation---from understanding to present mode, but the output of this system's determining step (a).
Preferably, if known the number of files N that has passed described file probe assembly in step (b), step (c) comprising so:
C1) counting with file increases N, and according to the described N of a rule treatments file that limits in advance.
Yet, under a few cases, still need to end described processing and preferably, if in step (b) the unknown number of files N that has passed described file probe assembly, step (c) comprising so:
C1) produce an error message and termination processing to any other file.
If one or more detectors are (that is, described operator scheme need be differentiated and/or denomination identification file) that are in state of activation, whether each overlapping file satisfies applied standard then to need evaluation.It is therefore preferable that then step (c) comprising if known the number of files N that has passed the file probe assembly in step (b):
C1) determine whether described at least one detector has detected the feature of each file in N the file that passes the file sniffer;
C2) if whether determine is enough to determine the feature that each file detected whether described file meets one group of predetermined standard;
C3) if file counting increased N and according to the feature that each file detected is removed to handle a described N file according to pre-defined rule.
If detector does not detect feature from each terminal document, must stop to handle and producing error message so.
This technology has greatly reduced following these number of scenes, promptly needs the scene of abort process.
Conventional document handling apparatus uses the optical sensor that has groove (opto-slotted sensor) of timing wheel (timing wheel) form usually, with the monitoring transmitting speed.Usually, described timing wheel is made up of planar disk, and described planar disk has many radially notch incisions at its periphery.Described dish is made up of the rigid material such as metal usually because notch is preferably formed to close to each other, make between notch the material area attenuation and need high-strength material with avoid the distortion.There are many problems in these timing wheels.At first, dust and dirt can be blocked in the narrow notch, cause it to become for radiation opaque, and it is incorrect therefore to cause transmission speed to be measured.In addition, the structure of described timing wheel need be provided with one and is parallel to the optical gate that rotation works.This is difficult to install and be connected to PCB (rotation is vertical with this PCB) usually, because radiation emitter or radiation receiver all must raise to a certain degree from pcb board.
According to a tenth aspect of the present invention, a kind of rotated detection assembly comprises a timing wheel and an optical gate, described optical gate have one with radiation receiver radiation emitter separately, described timing wheel extends into described optical gate and intersects with the light that is sent with the radiation emitter, and described timing wheel have one or more in this timing wheel, limit so that light from its notch that passes, light path between the transmitter and receiver is alternately blocked by described timing wheel or make light path pass described notch or each notch along with the rotation of timing wheel, to detect the rotation of timing wheel, wherein said timing wheel comprises the almost circular central platform that limits around rotation, and the periphery flange around described circumference of taking turns that from described central platform, vertically extends, described notch or each notch are limited in the periphery flange that is basically parallel to rotating shaft.
By in being basically parallel to the periphery flange of rotation, arranging notch, described optical gate can be constructed so that described two parts all are directly mounted to PCB.And when described timing wheel rotated, any dust or dirt of dropping into notch all can be subjected to centrifugal forces affect, therefore can not be deposited in the notch.
In the document handling system of routine, a folded file is fed in the machine from the input storehouse one by one.One or more feed rolls assemblies are driven forwards pushing document conveyance path to by nethermost file in this is folded by motor.When the described device feed-disabling of needs, described roller is slowed down and it is stopped.By applying a forward current, described roller is accelerated to its service speed, and make its deceleration by applying a reversing the current to described motor.A problem that frequently runs in conventional equipment is, if reversing the current applies oversizely, reversing the current can cause roller to begin to rotate backward and make the banknote that remains in the input sink machine that flies out backward.This is because conventional control relates to the time span that will determine to arrive the forward current that service speed will apply, and applies the reversing the current of an identical time span.This undiscovered energy produces accurate especially result.
The 11 aspect of the present invention provides a kind of control to be arranged to drive the method for the motor of at least one roll assembly in the document handling apparatus, comprising:
A) in a single day receive commencing signal, thereby just provide a forward current to quicken described at least one roll assembly to described motor;
B) speed of described at least one roll assembly of monitoring, and monitoring supplies to the level of the forward current of described motor;
C) when the speed of described at least one roll assembly that monitors reaches predetermined speed, record supplies to the corresponding size of the forward current of motor;
D), thereby just provide a reversing the current described at least one roll assembly that slows down to described motor in case receive stop signal;
E) monitoring supplies to the level of the reversing the current of motor, and the size of this level that monitors with the forward current that is write down compared.
F) when the level of the reversing the current that monitors reaches the forward current that write down big or small, end described at least one roll assembly thereby cut off described reversing the current.
By the monitor current level, and when described reversing the current reaches size identical with the forward current that writes down, cut off described reversing the current, this method can realize that the more accurate of feed arrangement stops.Described roller stops before the beginning reverse rotation.
Described method can be controlled reversing the current, cut off reversing the current when reaching write down big or small just to be easy to act as the reversing the current that is monitored, perhaps in other embodiments, step c) further comprises the marginal range of calculating the size that centers on the forward current that is write down, and in step f), when the level of the reversing the current that monitors drops in the described marginal range, cut off reversing the current.
Routine be suitable for handling in the document handling apparatus of banknote, all available detectors all are in state of activation in handling the banknote process usually.If want to make detector to start or stop, this can manually be carried out by user interface by the user.If all detectors are all worked, this can consume a considerable amount of energy and cause this equipment unnecessarily to generate heat, especially when detector comprises many light sources.The manual activation of each detector or stop all be effort and be easy to take place user error.
According to a twelfth aspect of the present invention, the method that provides a kind of control to be suitable for handling the document handling apparatus of banknote, this equipment comprises that at least one is used to detect the detector of the feature of each banknote, described method comprises:
A) identification is with the currency of processed banknote;
B) currency tabulation corresponding of retrieval with identification currency, described currency tabulation defines one or more features of the currency that will detect; And
C) according to the feature of the banknote that will detect, start or stop described detector or each detector.
In step a), the identification of currency can be imported by the operator, perhaps based on the detector feature with the first processed banknote, is carried out automatically by document handling apparatus.
Preferably, if the feature that banknote detected does not correspond to the currency of discerning in step a), repeating step is a) discerning a new money, and based on described new money execution in step b) and c).
Description of drawings
Referring now to accompanying drawing, the embodiment of the document handling apparatus that shows the invention described above is described, wherein:
Figure (i) is the front view of its handle at the document handling apparatus of raised position;
Figure (ii) is the left view of the document handling apparatus of figure (i), and its handle is dipping;
Fig. 1 a is the stereogram of document handling apparatus;
Fig. 1 b is the exploded view of some parts of diagram feeder module;
Fig. 1 c is the exploded view that the transmission part of feeder module is shown;
Fig. 1 d is illustrated in typical startup/the stop circulation, changes the chart of the size of current that is applied to the feeder motor in time;
Fig. 2 a is the exploded view that the parts of detector box are shown;
Fig. 2 b is the exploded view that is illustrated in the parts of detector box in second embodiment;
Fig. 2 c is the exploded view that the SMDS detector is shown;
Fig. 2 d is the exploded view that a composition detection device is shown;
Fig. 2 e illustrates the composition detection device of Fig. 2 d after the assembling;
Fig. 3 is illustrated in the exploded view of the parts in the transmission system;
Fig. 4 a shows two exploded views of opening detector member;
Fig. 4 b is an enlarged drawing that the details of optical sensor components is shown;
Fig. 4 c is one and passes described two sectional view of opening detector module;
Fig. 4 d is a sectional view that passes roll assembly and relative spigot surface;
Fig. 4 e is one two schematic diagrames of opening the employed circuit of detector module is shown;
Fig. 4 f shows the output from the phototransistor in two the detector modules;
Fig. 4 g shows under the partly overlapping situation of banknote, the output from phototransistor;
Fig. 4 h is an enlarged drawing, and it shows the cooperation between the sidewall of described two detector axles and described equipment;
Fig. 4 i illustrates the scraper means of cooperating with two detector modules;
Fig. 5 is an exploded view that the function of tonic chord parts of described stacker module are shown;
Fig. 6 a is the exploded view of the parts of a framework that the configuration file treatment facility is shown;
Fig. 6 b (i), (ii) and (iii) the feature of described framework is shown;
Fig. 6 c is illustrated in transmission axle is installed in the framework;
Fig. 6 d illustrates the further feature of framework;
Fig. 7 illustrates the control system of document handling apparatus;
Fig. 8 a illustrates the preceding display control panel of document handling apparatus;
Fig. 8 b illustrates LCD display;
Fig. 8 c illustrates the example of the output that can print from document handling apparatus; And
Fig. 9 is the exploded view that the external shell assembly is shown.
The specific embodiment
0. general introduction
The present invention relates to be used to handle the equipment of file.Particularly, the present invention is suitable for checking banknote, and also can differentiate with denomination and distinguish.Therefore this equipment is described to counter usually, but it should be understood that its function is not limited thereto.Similarly, this equipment mainly is described to handle banknote, yet any suitable file all can use this equipment to check or accept other processing.
In the following description, the location of banknote counter is with reference diagram (i) and figure shown in (ii).Just, before the side that banknote entered and left machine in the equipment is called as, limit a left side and right from visual angle towards the user of machine front end.
Figure (i) and figure have (ii) described the composition module of banknote counter 1.The wad that will be checked is put in the feeder module 100, and described feeder module 100 is fed into banknote in the equipment one by one.By transmission system 300 detector box 200 is passed through in the banknote transmission.Detector box 200 comprise one or more detections process banknote will be used to differentiate and/or the sensor of the characteristic that denomination is distinguished.In some variants, can further arrange additional detector along transmission path.Banknote can detected feature comprise its width and length, and such as the anti-counterfeiting characteristic of fluorescence, magnetic etc.
Then the banknote transportation is passed one measure two detectors (doubles detector) 400 of opening of thickness of banknote of process.This can be used for confirming only feeding banknote, perhaps the identification overlapping banknote that enters counter.Can be used to calculate the number of the banknote that passes machine from the signal of two detectors.
Banknote enters stacker module 500 from two detectors, utilize the stacker wheel at this stacker module place, and this banknote is formed one and folds, and offers the user for collecting.
Counter 1 is based on metal framework 600, and is provided with outer plastic housing 900.The operation of described counter 1 is installed in control of one on the framework 600 and detection system 700 controls by one, and described control and detection system 700 comprise the printed circuit board (PCB) (PCB) that is arranged in the housing 900.Selectively, communication terminal can be arranged on the PCB, be installed in program on the PCB thereby be used to connect the outer computer upgrading.
1. Feeder module 100
As shown in Fig. 1 a, feeder module 100 is positioned at the top of banknote counter 1.The major function of feeder module 100 be with banknote one by one, do not have on the skew and be fed in the counting device with the speed of accurate control.As shown in Fig. 1 c, this can realize by a series of feed rolls, and by realizing the careful management to the feeding gap size in the feeding gap regulator device shown in Figure 1B.The 1.1st joint is described the feeding gap adjuster below, and describes described feed rolls at the 1.2nd joint.
Place wad on feeder plate 101, this feeder plate supports into about 30 ° of metal frameworks 600 by described device with respect to horizontal direction.Described wad leans against on the feeder backboard 160, and this feeder backboard is with respect to the metallic plate that framework 500 in support of feeder plate 101 into about 90 °.Stacked banknote is focused on the center of feeder plate 101 by guiding parts 170a and 170b, and described guiding parts is connected to feeder backboard 160 slidably by elongated groove 161a and 161b.Can pass through with respect to feeder backboard 160 each guiding parts of slip, thus can be at different banknote width manual adjustments guiding parts 170a and the distance between the 170b.Described guiding parts 170a can move each other mutually independently with 170b, perhaps can be self-centering in certain embodiments.In some cases, advantageously arrange relevant sensor, and therefore described guiding parts can be arranged to around the position self-centering of a described machine mid point of skew according to some banknote feature.
The contiguous feeding plates of feeding sensor 652 101 location, described feeding plate 101 are installed on the part of plastic casing 900 (as shown in Figure 9).This part of described housing flushes and in use protrudes into below the stacked banknote with feeding plate 101.When the stacked banknote that will be checked was placed on the plate 101, feeding sensor 652 was capped.Therefore detect the banknote and the control system that in the feeder module, occur and start processing.Usually, feeding sensor 652 is reflection infrared sensors.
Feeder plate 101 comprises the metallic plate with two hole 101a, and described two holes prolong along the banknote travel direction, and feeder wheel 140a and 140b extend through described two holes.Feeder plate 101 additionally is provided with otch (cut-out) 104 in its edge adjacent to feeder backboard 160.Feed rolls assembly 132 extends through described otch.Therefore the stacked banknote that is placed on the feeder plate 101 is taken turns 140a and 140b and 132 supports of feed rolls assembly by two feeders.Below these parts and function thereof will be described in further detail.
Feeder backboard 160 is provided with otch 162 at its center adjacent to the edge of feeder plate 101.The roller (freewheelingroller) 113 of rotating freely that is installed on the detector box-like plate 201 extends through otch 162 towards feed rolls assembly 132.In use, be installed in the polymer O type ring 113A that rotates freely on the roller 113 and contact stacked banknote.By controlling the leading edge of the banknote that just is being fed, this can help the single banknote of feeding.
One pinch roll (pinchroller) 110 is installed rotating freely roller 113 back.In use, the center ridge (ridge) 135 of pinch roll 110 contact feed rolls assemblies 132, and the direction of therefore transmitting along banknote is driven.This help moves to transmission system 300 with banknote.
Every side of pinch roll 110 is equipped with liner 109, and described liner is by making such as the high friction material of rubber etc.These liners are supported by foundry goods 126, and described foundry goods is mounted to detector box-like plate 201 as described below.Described liner 109 forms one " wedge shape " shape at the front end of stacked banknote, thus the feeding that improves single banknote.
Distance between liner 109 and the feed rolls assembly 132 is called as feeding gap.In order to guarantee that single banknote is fed in the equipment, feeding gap usually should be greater than the thickness of a banknote but less than the thickness of two banknotes.Yet for some currency, preferably less than the thickness of a currency, in this case, the feeding of banknote relies on the distortion of feed rolls assembly to feeding gap.
1.1 feeding gap adjuster
The parts that constitute the feeding gap adjuster have been shown in Fig. 1 b.Rotating freely roller 113, pinch roll 110 and liner 109 is supported in the counting device by detector box-like plate 201.As described in the 2nd joint and the 3rd joint below, detector box-like plate 201 imports transmission systems 300 with banknote from feeder module 100, and is equipped with and one or morely is installed in being used in the hole 108 and differentiates the sensor of discerning with denomination.Detector box-like plate 201 rotates freely roller 113 end pivot farthest in its distance and is mounted to rotatably on the metal framework 600 of described device.
Detector box-like plate 201 has lateral part 202 and 203 respectively at its right-hand side and left-hand side.Set hole 108 is disposed in the distance detector box fulcrum end farthest of these lateral parts.Adjuster axle 116 with eccentric end portion 116c is installed between the hole 108, and is provided with adjuster wheel 117, and described adjuster wheel is fixing with respect to adjuster axle 116 by pin 116a.By be positioned at right hand end towards the spring 119 of the lateral part 203 of left-hand side effect and lining 118 assemblies with adjuster axle 116 towards left hand lateral part 203 active forces.
Detector box-like plate 201 comprises fin (tab) 107 and hole 107a, installs along pinch roll 110 by the described roller 113 that rotates freely of this fin and hole.Rotating freely roller 113 and pinch roll 110 is supported by corresponding support 114 and 111 separately.Each support 114 and 111 pivots are connected to back shaft 121 rotatably.Rotate freely roller 113 and its support 114 and rely on spring 114a fexible bias pressure fin 107.Pinch roll 110 and corresponding support 111 press fin 107 by leaf spring 115.
The adjuster axle 121 that roller 110 and 113 are installed thereon is supported on the fin 107 by foundry goods 126, and described foundry goods is installed on back shaft 121 and the fin 107 by screw 126A.Described foundry goods 126 also is installed in liner 109 among two recess 126B.Baffle (guard plate) 127 is attached to the front end of foundry goods 126 by identical screw 126A.Therefore, rotating freely roller 113, pinch roll 110 and liner 109 is all supported by the fin 107 of detector box-like plate 201.
In use, the end portion 116C of adjuster axle 116 is in abutting connection with latch box (latchboxes) 642, and this latch box is shown in Figure 6.These parts of this assembly are maintained in its closed position detector box 200 in framework 600, and are described in the 6th joint.In the running of counter 1, the position of each latch box 642 is fixing with respect to feed rolls assembly 132.
Each end portion 116C departs from the axis of adjuster axle 116, thereby serves as eccentric cam.When taking turns 117 swivel adjustment axles 116 by adjuster, eccentric cam (the terminal 116C of axle 116) acts on latch box 642, exerts pressure with the hole 108 of greater or lesser degree in detector box-like plate 201.By this way, be controlled at the distance between latch box 642 and the detector box-like plate 201, thereby be adjusted at the feeding gap between liner 109 and the feed rolls assembly 132.Compartment of terrain notch adjuster wheel 117 is with the relative size to the feeding gap of user's indication in Set For Current.
In use, can be by the 163 visit adjuster wheels 117 of the hole in feeder backboard 160 (shown in Figure 1A).In the use, different-thickness at banknote may need to adjust feeding gap, in the face of different currency the time, may run into such situation, or because the reason of following these parameters needs the adjusting play, these parameters as: by the age of number banknote, and the age of machine etc., because wearing and tearing can cause roller attenuation a little.
By adjusting foundry goods 126 and back shaft 121, when initial, determine feeding gap, liner 109 is installed on the described foundry goods.Just as already explained, by screw 126A these parts are fixed to each other.The hole that screw 126A therefrom passes has a tolerance limit degree, therefore, for correct adjustment component, flat head screw 112 can be set, and described screw passes the upper surface of foundry goods 126 and puts the upside that leans against back shaft 121.In assembling process, by shifting foundry goods 126 onto back shaft 121 by means of flat head screw 112, described these parts are maintained in the fixing calibration simultaneously that screw 126A is tightened.Can adjust the degree of depth of flat head screw 112 by the rotation flat head screw, this allows coarse adjustment feeding gap in assembling or maintenance.
The normal space of feeding gap is set, makes when adjuster wheel 117 is closed three index points (notch), liner 109 centrally is set to feed rolls assembly 132 and gently on the high insert 133 that rubs of friction.
Described feeding gap is set from the beginning, can follows following method:
1. the lax screw 126A that foundry goods 126 is fixed to back shaft 121.
2. adjuster wheel 117 is rotated to complete closing position, three index points then open it.
3. be adjusted at the flat head screw 112 at foundry goods 126 tops, just touch feed rolls assembly insert 133 until liner 109 sensations.
4. by as required with foundry goods 126 lateral slidings, guarantee that liner 109 is centrally set.
5. tighten screw 126A once more.
6. adjuster wheel 117 is opened three index points.
7. use 0.2mm feeler gauge or two paper to check feeding gap.
8. if the feeding gap of either side is too greatly or too hour, unscrew pinching screw 126A, adjust flat head screw 112, fastening once more pinching screw 126A also reexamines.
In order on a machine that pre-sets, to reexamine and be provided with feeding gap:
1. closed adjuster wheel 117 is just run into feed rolls assembly insert 133 until liner 109.
2. adjuster wheel 117 is opened three index points.
3. abide by above-mentioned steps 7 and 8.
Use back shaft 121 two roller arms 122 to be installed in addition at the either side of foundry goods 126.Each roller arm prolongs backward, by screw 122a against on the detector box-like plate 201 with detector box-like plate 201 in 106 position adjacent places, hole.Roller 125a and 125b are installed on each roller arm 122, and extend through hole 106.These rollers are formed the part of transmission system 300, and are described in the 3rd joint.
The peg 124 that is installed on the external end of back shaft 121 is used to supporting hinges spring 123, and described hinge spring acts on the rear end of each roller arm by screw 122a, and acts on the regulator shaft 116.Described regulator shaft 116 is provided with two circumferential groove 116b that place hinge spring 123 ends.Therefore roller 125 quilts are towards banknote transmission channel bias voltage.
1.2 feed rolls
As described, stacked banknote is placed on the top of feeder wheel 140a and 140b and feed rolls assembly 132.Feeder wheel 140a and 140b are installed on the preceding feeder axle 131, and pass through pin 136 with respect to this axle fixing (referring to Fig. 1 c).Feeder axle 131 is supported between the sidewall 602 and 603 of metal framework 600 (Fig. 6), in flanged bearing 154 and 157 before described.By the spring 153 that acts on clip 155, axle 131 left-hand sides with framework are benchmark.
Each feeder wheel 140a and 140b are provided with insert 141a and 141b, and this insert is by making such as the high friction material of silicones or rubber etc.Each insert 141 protrudes from wheel surface, and has the groove that series of parallel is extended in wheel shaft.Described insert is installed to the recess that is arranged among each feeder wheel 140a and the 140b, so that the circumferential surface of wheel is complete.Described recess is provided with key lock pattern (keying feature), and described key lock pattern radially protrudes and cooperates mutually with the corresponding recesses in insert 141 inner surfaces.The axle that these key lock patterns are parallel to feeder wheel 140 extends, and makes by described relatively feed wheel slip insert, and coincide until the side of insert and the side of wheel, with this insert is fixedly remained in the feeder wheel 140.This also allowed in the service life of machine, can directly remove and replace insert.
The other parts and the feeder wheel moulded parts of feeder wheel circumference are integrally formed, and are made by the plastic material with low relatively friction.Therefore the feeder wheel of this part can not provide driving to the banknote that is placed on the wheel top.Select the described height friction of circumference and the relative scale in low friction zone territory of taking turns, make each revolution of feeder wheel 140 transmit individual banknotes.This can be by being complementary high friction portion (insert 141) distance of advancing and the length of typical banknote (minor face edge size) to realize in rev.Limiting factor is the length of the machine minimum banknote that may run into: described insert must enough be lacked only contacting such banknote in rev, yet also must arrive transmission system 300 to guarantee banknote by long enough.
Feed rolls assembly 132 is installed to back feeder axle 130, and described back feeder axle is supported towards the detector box by the flanged bearing in the metal framework 600 151 and 156.Described feed rolls assembly 132 is placed in the middle on back feeder axle 130, so that described feed rolls assembly is between two feeders wheel 140a and 140b.Described feed rolls assembly comprises the cylinder of being made by plastic material (drum), and described cylinder has two feeder track 135A, 135B in its left side and right side.Described feeder track is separated by the aforesaid center ridge 135 that in use contacts pinch roll 110.Each feeder track 135A, 135B and rubber packing 109 (shown in Fig. 1 b) are opposed, and described rubber packing is mounted to detector box-like plate 201 by moulded parts 126.Take turns 140 similarly with feeder, the part of each feeder track 135A, 135B is provided with high friction surface, yet the other parts of track are smooth.Made insert 133a and the 133b of rubber by the band groove provides described high friction portion, and described insert 133a and 133b are assembled to recess 134a and 134b respectively.Described insert 133 can be by post forming (overmould) to roller or can put in place by adhesive.After assembling, the whole length of each feeder track all be provided with around groove.At low friction portion, this has increased in the surface of feed rolls assembly 132 and the distance between the corresponding rubber packing 109, thereby the driving that helps avoid each rotation one ratio sends banknote to.At high friction portion, described groove causes the fold that helps to separate described banknote to a certain degree.Select the relative scale of high friction surface and low-friction surface, so that banknote of each swivel feeding of feed rolls assembly 132, and this is also by guaranteeing that high friction surface (insert 133) covers the length that approximates a banknote in rev distance realizes.
Feeder is taken turns high friction portion and the feed rolls assembly 132 of 140a and 140b and relative to each other locate, make that the high friction portion that banknote is fed roll assembly 132 picks up when described banknote leaves the high friction portion of feeder wheel 140.It is synchronous that the relative positioning of the height friction insert 133,141 on feeder wheel 140 and the feed rolls assembly 132 is called as feeder.It is synchronous to adjust this in the following manner: feeder shaft gear 196 before will being with 194 to slip away synchronously, and feeder axle 131 before the rotation, and reinstall and be with 194 synchronously.This should be provided so that synchronously as seen feeder wheel insert 141 and feed rolls assembly insert 133 become simultaneously above feeding plate 101.The tolerance limit that is provided with is+/-one tooth.
Pinch roll 110 acts on the center ridge 135 of feed rolls assembly 132, in case banknote passes and rotates freely roller 113 and be fed like this, this pinch roll just provides additional driving.This has guaranteed that banknote arrives at first clamping point in the transmission system 300, and this will describe in detail in the 3rd joint below.
1.3 feeder module drive
Drive preceding and back feed shaft 130 and 131 by feeder motor 199.Described feeder motor is installed to metal framework 600 inside, is positioned on the Left-Hand Panel 603 near the machine bottom.Feeder axle 131 is provided with gear 196 before described, and this gear clips to the non-circular end portion of axle 131.Described gear 196 is by motor gear 198 and be with 195 to be driven by motor 199 synchronously.Back feeder axle 130 is provided with similar gear 197, and described gear is with 194 to drive by second synchronously, and this second synchronous band is directly from the gear on the front controller axle 196.Thereby feeder wheel 140 is confined on roller surfaces with feed rolls assembly 132 and rotates with identical speed with equidirectional.The back-emf (back EMF) of monitoring CD-ROM drive motor 199, the speed when rotating to measure axle 130 and 131, and this use is controlled from the pulse width modulating signal of a control PCB.Determine the actual speed of described banknote based on the throughput of banknote, the throughput of described banknote is by the tracking transducer monitoring that detects 200 li in box (seeing the 2.1st joint).
In the feed system of routine, when will feed-disabling, the voltage that is applied on the motor be reversed a scheduled time, to slow down described feed rolls and it is stopped.The risk that this technology exists is that the predetermined lasting time of backward voltage may be oversize in practice, and in this case, feed rolls begins to rotate with the opposite way round.If leave any banknote on the feeding plate, they will be by the machine of throwing out backward.
In this banknote counter,, the electric current that can measure forward and inverse direction and/or the bipolar monitoring system (bipolar monitoring system) of voltage overcome this class problem by being provided.When the beginning feeding, monitoring and record need to start roller and make it arrive " startup " electric current of service speed.When the needs feed-disabling, apply reversing the current, and this reversing the current is monitored and with the record start-up circuit compare.According to initial current, can accurately determine to be used for the reversing the current of feed-disabling roller (that is, stopping motor), and when the reversing the current of monitoring reaches this, cut off electric current.Therefore the accurate feed-disabling roller of point when motor stops, and the risk of not moving backward.
Fig. 1 D is illustrated in typically the motor current in beginning/stop to circulate.In case at S 1Constantly receive commencing signal, processor just feeds back to processor then to motor feeding electric power and monitor current level.This processor is also monitored the actual speed of roller by the timing wheel 390 (referring to the 3rd following joint) or the anti--EMF of motor 199.When roller reaches its predetermined speed of service, the electric current I that processor for recording applied *And the electric current that minimizing is applied is to prevent further acceleration.When system at S 2When constantly reaching abort signal (for example, owing to finished this set of currents (current batch)), processor applies opposite electric current with the described motor that slows down.Monitor the level of described inverse current, and when its amplitude arrival and the forward current I that has write down *Level when identical (when perhaps dropping in the predetermined marginal range), end supply capability.In this mode, before roll assembly can rotate backward, described roll assembly was by stop.
Take precautions against as a kind of security, in some cases, system can use additional monitor mode---and by calculating roller from starting up to arriving speed of service institute's time spent, and when slowing down, use this time as guidance.The time that continues is longer than the time of being write down far away if slow down, and does not reach the current level I that is write down *But this system's inference has taken place wrong and has stopped providing electric power to motor.
2. the detector box 200
Detector box 200 is mounted to the rear portion of case side panel 602,603 rotatably by pivot, and comprises that one has the stainless detector box-like plate 201 of two lateral parts 202,203.Each widthwise side portions 202,203 is connected to corresponding case side panel 602,603 by means of being installed in hole 214 gasket assembly 212 (not shown) interior or its either side.Detector box and feeder mechanism 100 install opposed to each other and install more than 300 at transport sector, and also comprise the delivery regulator assembly.
, except tracking transducer 209, also comprise on the embodiment of some detectors at those, with a fagging 204 with the angled center that is attached to each lateral part 202,203 of level.On this fagging 204, many printed circuit board (PCB)s (PCB) are installed.Usually, a circuit board PCB is attached to the bottom of fagging 204, and one or more circuit board PCB 206 is attached to the top.Use one or more plastics pins for suppressing metal 205 that pcb board is fastened on the fagging 204.Can fagging 204 be removed from detector box-like plate 201 by unscrewing two screws 207 that fagging 204 are fastened to lateral part 202,203, thereby can remove the pcb board that is installed on the fagging to repair or replace.
The detector box provide one be used for system required act on modularization mounting platform through any detector of the banknote of transmission channel and the integrated circuit of controlling these sensors.Can remove whole detector case assembly by unscrewing the screw that the lateral part of detector box 200 is attached to case side panel 602,603, the dismounting easily during with permission maintenance or replacing.
In the detector box many detector module can be installed, this will be described below successively.
2.1 tracking transducer
Tracking transducer is a most basic retrievable sensor, and typically comprises an infrared LEDs and a photodiode.The effect of described tracking transducer be when each single banknote when transmission channel moves, follow the tracks of the arrival of banknote and leave.This signal thereby can be used as the part of counting operation.Typically, detector be positioned at detector box-like plate 201 centers near.
When the detector with other was installed in the equipment, the signal that sends from tracking transducer was sent to detector box PCB 206 and handles.If do not have additional detector is installed, be communicated to the master controller PCB610 of banknote counter so from the signal of photodiode sensor, the number of banknotes of passing described passage with counting.
2.2 ultraviolet ray (UV) fluorescence detector
The banknote counter uses the UV detector system based on two kinds of common methods usually: under the UV radiation, measure the fluorescence of banknote, and the amount of measuring the UV light of reflection.Described UV fluorescence detector is according to the principle operation of first method.
Plain copying paper has the characteristic of sending the radiation that is positioned at visible blue spectrum under the UV radiation of light source.This is owing to there is the compound that can encourage in the paper.In order to prevent to forge, most of banknote all is printed on a kind of being designed to and sends on the cheque paper of very low-grade visible blue radiation under the UV illumination.Therefore can use right sensors to detect these different fluorescence grades, and it is used as the basis of validity check.
The UV fluorescence detector comprises the suitable UV light source of a part that is used to shine banknote, and the photodiode that is used to measure visible blue fluorescence: if detect low-grade fluorescence, so basic paper is UV's " dim (dull) " and may be genuine; If detect high-grade fluorescence, so basic paper is UV's " bright " and may forge.Can use standard logic as known in the art or probabilistic method, the method for optimizing that promptly a kind of use is applied to the threshold value of photodiode signal is made this judgement.Usually, before photodiode signal is positioned at sensor signal processing unit sampling and digitlization on the primary detector plate PCB206, photodiode signal also has been exaggerated manyfold in the PCB that is attached to the UV fluorescence detector, to obtain higher signal to noise ratio.
Monitor the visible blue radiation intensity by a data processing and a detector control processor that is connected to sensor signal processing unit and lighting control unit.Described processor receiving velocity is the pulse of 1KHz, and uses these pulses in integration-zero clearing (integrate-and-dump) mode described intensity to be taken a sample.Alternatively, described processor can be monitored the speed of banknote motion to allow processor from the pulse of transmission system electronic control device received code, and the therefore suitably sampling of control sensor output signal.
Banknote usually is included in the additional fluorescence falsification preventing feature that other visible bands of a spectrum send radiation.When manually detecting banknote under the UV light source, these features allow additional the discriminating.Yet these features can be disturbed the detection of blue-fluorescence, even because banknote be genuine and be to make by the cheque paper of UV " dim ", still can write down out UV " bright " signal because of a kind of silver-colored light anti-counterfeiting characteristic.Described banknote counter addresses this problem in two ways: one, provide a filter set by front at photodiode; Two, when banknote by the time analyze photodiode signal and only ignore " bright " response that the part at banknote minor face edge length occurs.The former serves as the narrow band filter of a strictness, only by being fit to the visible light that is positioned at the blue light bandwidth of copy paper fluorescence.The latter is then used by the sensor signal processing unit and calculates from the arriving signal of tracking transducer 209 with from the speed of service of main control PCB 610.
Preferably, a 380nm UV LED provides UV light source.Described UV light source or the constant illumination grade is provided is perhaps for need then modulating described lighting source at the detector of work down such as noise conditions, diffused light.Can control light source by the lighting control unit that is installed on the detector box PCB.Also can use the datum offset amount to come the compensate for background blue light.This calculates by cutting off the UV light source and being recorded in the signal that photodiode receives.When using described detector, can from measured signal, deduct this side-play amount.
2.3 paper behavior detector (PPD)
Second kind of method of using the UV radiation to differentiate is the amount of monitoring from the UV light of banknote reflection.Definite by experimental test, genuine notes are than the more high-grade UV radiation of counterfeit money reflection.The difference of the UV that is reflected is clearly at 350nm in the 400nm wavestrip.
Therefore UV reflectivity or PPD detector comprise that a UV light source and is suitable for measuring the photodiode of the UV radiation intensity that is reflected.These assemblies are installed on the little PCB that carries out many inferior grades processing.The UV light source also is 380nm UV LED usually, and it is compared permission and is more using more long wavelength's UV radiation in the small wavelength scope with the standard UV lamp.Usually, before photodiode, also place an optical filter, may influence the radiometric visible light of UV so that filtering is any.
Be in operation, the PPD detector will be determined first UV that banknote reflected amount from a collection of.This strength signal then amplifies in light source and sensor PCB, and is provided to sensor signal processing unit and lighting control unit on detector box PCB 206.Described unit will write down the grade of reflection and use the benchmark of this grade as other banknotes.Therefore, during next banknote in feeding is a collection of, this unit will check that the UV light intensity that is reflected is positioned at a user's restricted portion that centers on the benchmark intensity that is write down.If banknote is positioned at outside this scope, then send a counterfeit money rub-out signal.
In other embodiment, if can determine a collection of in the denomination of first banknote, can from the memory of banknote counter, retrieve the typical range of the representative value and the UV reflectivity of a UV reflectivity so based on current currency and detected denomination.Can analyze banknote subsequently then, whether drop in the scope based on institute's data retrieved with the grade of checking the UV reflectivity.Alternatively, when handling the mixing denomination, each banknote all is identified denomination, then with reference to the pairing UV reflectance value that range check write down that retrieves of selected denomination.
In addition, the benchmark that uses in two kinds of processing methods does not need to obtain from first banknote individually, and can come dynamically and/or determine cumulatively based on a plurality of reflectance values of having handled that banknote detected.
2.4 UV combination sensor housing
Aforesaid two UV detectors are capable of being combined to be advanced in the single component, and described single component uses a UV light source and two photodiodes: a fluorescence that is used to measure banknote, another is used to measure the UV that is reflected.As mentioned above, also place two groups of optical filters in the place ahead of two photodiodes.Described two detectors keep independent, but are to use a UV LED to reduce energy consumption.
Usually, UV LED and two photodiodes are included in the single component between delivery roll.The plane of directed described assembly surface, make the top of this assembly be recessed into detector box-like plate 201 below, and the lower part of described assembly protrudes from similar face.This is recessed and protrude normally several millimeters.The banknote that passes transmission channel will run into protuberance earlier before running into depressed part, therefore the direction of described assembly surface has prevented that banknote is blocked on the sensor, and helped the banknote transmission to pass through transmission channel.
When a reflection UV detector only is provided,, will confirm its authenticity usually if when the quantity of reflection UV surpasses a threshold value or drops in the preset range.When also providing fluorescence detector, the test that can add has only when the fluorescence grade drops under the predetermined threshold, can confirm that just described file is for true.
When two detectors are provided, be all identical for the operation of two detectors with UV LED correcting current.Described calibration process comprises: insert a special calibration file with known UV fluorescence and reflectivity Characteristics; The fluorescent calibration value calibration UV fluorescence detector that uses file is to be provided with LED electric current and amplifier gain; And use the reflection calibration value calibration reflection amplifier gain of file, note, keep identical for UV fluorescence LED electric current.Described alignment settings value (LED electric current and amplifier gain) will remain calibrated, calibrate up to the Maintenance Engineer next time.
The further details of combination UV detector can obtain in European patent EP 1254435.
2.5 size detector (SD)
The minor face edge size of the banknote that the size detector measurement is passed through.Can use described minor face edge measured value to determine that its banknote has the denomination of different minor face edge sizes, perhaps is used to determine to have the currency banknote of common minor face edge size then.If the former can make the user identify a different denomination from a bundling note machine---the size difference between the adjacent denomination is enough big.By measured short marginal value being used as the reference quantity in the denomination table, carry out denomination identification according to minor face edge measurement result.Described denomination table is stored in the memory, and comprises the expection minor face edge size or the size range of employed each denomination in the concrete currency.
Size detector uses a plurality of LED 211, and described LED is installed in one to have in the polymer cover 252 of hemispherical section, and it is relatively located with the two transmission optics sensor 210a, the 210b that are installed in the driven roller inboard.Polymer cover 252 is attached to transmission top board 250, and constitutes the part of transmission channel.Usually, this fluorescence detector moves in infra-red radiation (IR) bands of a spectrum.Though this system is described to relate to a transmission-type system herein, also can come measuring radiation with the albedo aspect---by coming alternative sensor 210a and 210b with the reflection counterpart that is equivalent to sensor 210a and 210b.
In use, transmission optics sensor 210a, 210b measure the amount of the light radiation of sending from a plurality of LED211.When banknote moves and block the light time of being sent along transmission channel, sensor signal will weaken.Come the signal of self-detector to be transported to primary detector box PCB206 and by its processing.By handling from the speed of the signal that weakens of optical pickocff 210a, 210b and the banknote that passed, calculate described banknote dimensional measurements with the leading edge of determining banknote and the position of trailing edge.
By the signal among signal among the more left detector 210a and the right detector 210b, also can calculate inclination measurement value (skew measurement), described inclination measurement value and following angle are proportional, promptly and the angle between banknote minor face edge and the horizontal line proportional.Can carry out slope compensation to signal data then, and dimensional measurements that can be more subsequently and calculator limit value are to determine the acceptability of banknote.Described inclination measurement value also is stored in the memory and can be used for correcting the data that obtain from other detectors.
2.6 3D detector
3D detector described SD detector before combines with the detector that adds, to measure the long marginal dimension of banknote.This added size has improved the banknote counter and has discerned the ability of given banknote denomination, and other parameters that can be used for checking authenticity are provided.Need the denomination of a 3D detector with the currency of confirming in a plurality of denominations, to have identical banknote minor face edge length (such as Euro).In these cases, independent minor face edge undersize is to distinguish between a plurality of denominations.
With reference to figure 2B, the 3D detector comprises be installed in the driven roller inboard one illumination and sensor array, and two illuminations and the sensor array that are installed in the driven roller outside---each side of banknote passageway---.Detector array crosscut transmission channel and orientation, and each illumination array comprises a polymer cover 252, and a plurality of LED 253 are installed in this polymer cover, is preferably 15.The sensor array 251 of these a plurality of LED 253 in being installed in die cast (die-casting housing) 270 provides the illumination of even grade.On the side relative that each sensor array 251 is installed in transmission channel, and comprise the strip photodiode (strip photodiode) that scribbles IR transmissive filter, and aim at illumination array with corresponding a plurality of LED 253.Described IR transmissive filter is transparent to IR, has the resin of block visible light simultaneously, reducing the influence of SD detector and any UV detector that exists, and also reduces the influence of ambient lighting.Described sensor light electric diode also is coated with light control film, and this light control film also reduces the influence of stray light in collimated light.In described three photodiodes each is in fact all made by the photodiode chip that separates of three parallel wirings, and these three photodiodes serve as single bigger photoelectric chip effectively.
Each sensor also all comprises scan electronics determining to be exposed to illumination element down, and the element of the file shading passed through of quilt.The control signal of illumination array is sent to detector box PCB 206 by flexible circuit (flexi-circuit) and the cable that is installed on the transmission top board 250.From the data of photodiode sensor by the size control of cable transmission to the detector box PCB206.Detector box PCB 206 then handles described information determining the size of banknote, and possible be to determine denomination.
271 places in the position are screwed die cast 270 lateral part 202,203 of detector box-like plate 201.In order to hold die cast 270, a part that removes detector box-like plate 201 is to improve the lower limb of plate.In use, it is above and relative with delivery roll that die cast 270 is installed to two detector rollers.Because all 3D sensor clusters all are sealed in the die cast 270, detector can be removed as an integral unit.Therefore maintenance or when replacing, removal sensor assembly easily.In addition, used metal shell to prevent static.
In order to prevent the interference between SD illumination and sensing system and 3D illumination and the sensing system, the SD LED 254 that installs in the 3D illumination array send with the 3D system in the light of the IR LED different wave length that uses.Usually, in the SD system, use yellow led, and the light that only detects in the yellow wave band is adjusted and/or be filtered into to SD sensor 210.
When banknote passes illumination and sensor array when capable, detector begins to scan each interior LED of three each arrays in LED 253 arrays, begins from the rightest or the most left LED of each group.The IR radiation is transmitted on transmission path, and is detected by one or more photodiodes 251 of opposed location.IR intensity sampling that then will be measured to be producing the pixel of the covering presumptive area relative with each LED, and this information is stored in the memory on the detector box PCB 206.Each LED in each LED 253 array is repeated this process, and " n " individual LED of each array is lighted simultaneously, until the pixel of finishing a scan line.A plurality of scan lines of carrying out in the same manner under ensuing LED circulation are by further record, to determine the size of banknote.If banknote has intercepted the transmission of IR signal, will carry out the measurement of lower intensity so.By position, can determine the position at each long edge of banknote than higher-strength and hypo-intense pixels.For higher resolution ratio, usually to data carry out difference calculate with obtain+/-accuracy of 2mm.
In order to prevent to cause resolution ratio to reduce between three illumination arrays owing to delivery roll 302a and 302b are arranged in, the LED that is positioned at any side of delivery roll with the plane of delivery roll 302a and 302b angle in an acute angle towards delivery roll.The 3D detector processes of this configuration and equivalence has been described in EP1248224 in further detail.
Infrared 2.7 (IR) detector
The IR detector comprises three illuminations and sensor array, with measure the IR transmissison characteristic of banknote of process.According to the currency of being checked, the IR image of the banknote that is obtained can be used for authenticity to be differentiated, also may be used for denomination identification.The IR detector combines with the 3D detector usually, because it uses same group of IR as shown in Fig. 2 B to throw light on and sensor array.
When a banknote by the time, detector begins to scan each LED in each array in three LED 253 arrays, the most left or the rightest LED in this group begins certainly.IR radiation from each LED is passed banknote according to the material transmission on the banknote or in the banknote, and is detected by the photodiode 251 of one or more opposed location.Then to the pixel of measured IR intensity sampling with the generation covering presumptive area relative with each LED, this information is stored in the memory of detector box PCB 206.Identical with the 3D detector, the IR illumination array is connected to detector box PCB206 by a cable and the flexible circuit that is installed on the transmission top board 250.In the mode identical, each LED in each LED 253 array is repeated this process, until the pixel of finishing a scan line with the 3D detector.A plurality of scan lines of carrying out under ensuing LED circulation are by further record, to produce the IR image of banknote.
One microprocessor also is connected to described memory.Described microprocessor is programmed to use denomination and/or its authenticity of some or all the identification banknotes in the whole IR image that obtains.In one embodiment, determine its denomination and authenticity respectively.For example, if current currency comprises the clear IR feature that changes with denomination,, check the specific region of banknote then for the definite purpose of denomination.Also can utilize identical zone to differentiate the authenticity that is identified the banknote of denomination by other detectors.In order to differentiate the authenticity of currency, also can investigate some other zone that in different denominations, remains unchanged.Yet, in other are used,, can use single processor to carry out the definite and discriminating of denomination if especially whole banknote all has been taken into account.
Determine that the typical algorithm of denomination and authenticity at first uses SD and/or the minor face edge of 3D detectors measure banknote and/or the size at long edge.This provides one or two parameter to come with reference to current selected denomination look-up table.In case determined denomination, the reference IR image that is used for current denomination that contrast is stored in the memory is checked the IR image that is write down.Use is stored in the interior data of current denomination clauses and subclauses of denomination table and seeks the image with reference to IR.If according to some specific standard of comparison, the IR image that is write down and with reference to the IR images match can be confirmed denomination and authenticity so.If image does not match, then can inform mistake.
Under other situations, currency may use a plurality of banknotes with common size.In this case, then at current selected denomination look-up table, minor face edge and/or long marginal dimension can provide a plurality of references, thereby a plurality of possible reference IR images are provided.The IR image that is write down can with compare from the reference picture of a plurality of candidate's denominations, any coupling all will be confirmed current denomination.If without any coupling, then can inform mistake.
Can in the european patent application of announcing 1366472, find the embodiment of the system of use IR detector.
There is detector 2.8 strengthen magnetic (EMG)
The EMG detector provide a kind of determine a banknote therein heart part whether have the method for any magnetic material, and be used as the test authenticity.
The detector module 220 of this sensor is installed in the plastic casing 221 usually, under the UV sensor at detector box-like plate 201 centers.In other embodiment, the EMG head can be positioned on along banknote path Anywhere.Additionally, a plurality of heads can be used for providing better banknote coverage.The EMG detector is connected to the independent control PCB (not shown) at the rear portion that is installed to detector box-like plate 201.In the former banknote counter, the EMG detector be coated over beryllium copper " pad " (shim) in.Yet in the present embodiment, the EMG detector has the ceramic coating of the durability that increases described head.
Detector module 220 comprises two inductive heads, and it measures the different magnetic characteristics of banknote.First is one the source to be arranged, thereby produces magnetic field.If banknote comprises the magnetic material, then it is magnetized and changes the character in magnetic field, the character in described magnetic field by the circuit detection in first to write down one first magnetic survey value.Second is a no source, does not therefore produce magnetic field.It is measured after first field decay that is produced, any magnetic field of the remainder that is caused by the Magnetized Material in the banknote.This second measurement is called as " soft " and measures.These signals then are transferred to detector box PCB 206, and they can be used as the measurement to authenticity at this.Usually, use is determined authenticity based on the calculating of the ratio of these two measured values.This ratio is measured measured value and can be compared with the expection measured value of known banknote in being stored in memory.Yet in other embodiments, each signal all can be analyzed separately, for example by with measured grade and threshold ratio.
The EMG detector also can be used in the wherein said head only simplifying in the functional mode of stature operation.This allows to detect magnetic material, does not detect with " soft " but do not distinguish " firmly " detection.
2.9 superferromagnetism detector system (SMDS)
This detector system is used to check the existence that may be printed to the anti-counterfeiting line on the banknote, and is used to read the information that is coded in this anti-counterfeiting line.This anti-counterfeiting line may be simple metal wire, perhaps comprises magnetic material line segment and nonmagnetic substance line segment.Possible is that layout magnetic material part and nonmagnetic substance line segment make them represent a code.For example, these line segments can be arranged to fixed length member, make them represent a binary word and this word to repeat repeatedly along this line.In one embodiment, the element of regular length can have the length of 2mm, magnetic occurs and is expressed as binary one, the expression Binary Zero do not occur.
The SMDS detector has been shown in Fig. 2 C.Head stack 285 is attached to the inferior grade signal and handles PCB 281 and this two parts and be installed in the hole 286 in the plastic mould 280.Use screw 283a, the fastening signal of 283b is handled PCB 281.Drop bar 282 and then be electrically connected to screw 283a and plastic mould 280.In use, in the mode similar with being connected to the 3D die cast, plastic mould 280 is connected to the lateral part 202,203 of detector box by contact 284.Yet different with 3D detector housing, the various assemblies of SMDS detector can be disassembled.The SMDS detector is grounded to the metal chassis of banknote counter.
In use, the layout of SMDS is similar at the 3D/IR detector shown in Fig. 2 B.The array of head is positioned at the position identical with 3D/IR sensor array 251, and is opposed with a series of foam rollers at 3D/IR led array 253 places that are positioned at polymer cover 252.The array of head covers the major part of the banknote that passes, and guarantees that with three groups of rollers that detector head is installed opposed to each other banknote fully contacts.Come the signal of self-detector then to pass to detector plates PCB 206 and carry out initial treatment.The detector processes device will receive the signal of collecting from detector interface then, and denomination and authenticity information are transferred to master controller.On some currency banknotes, also can from line of codes, find distribution of information and used by master controller.
Coding in the read line by the following method: any magnetic material in the temporary magnetization line, and arrange that at the banknote that will betransported mechanism's delivery so that their are through magnetic head arrays, the magnetic material of line is closely near described head.The part that the first dawn of in these each detects line just produces a signal.
Because the lateral attitude of the magnet-wire between each banknote may be different, and banknote is laterally mobile because of transmission, and a series of magnetic heads (common 12) are arranged to and are transverse to transmission path.Pass head array when a small amount of at a banknote, be generally 22mm, by specify a main head corresponding to the detection signal of a line.One or more secondary heads also are designated as the head in the one or both sides of main head.Output signal in main head and the secondary head is monitored to produce the expression of line, and the size that compares main signal and second signal, if make the output signal size that surpasses to come autonomous head from the output signal size of secondary head, then correspondingly redistribute main head and secondary head.Because usually the coding on the line is asymmetric, and begins digitlization before the end of banknote, therefore possible is, after banknote passes detector, know soon banknote denomination, towards and direction.
Write down all passages concurrently to allow to catch the magnetic picture of banknote.For the situation that has and do not exist magnetic characteristic (as sequence number printing ink), the position on the banknote can obtain checking, as can be according to those from predicting towards, orientation and denomination information that line of codes is determined.This makes can carry out senior discriminating and denomination pattern match.
The information that is stored in the magnet-wire can be used for determining denomination and/or authenticity.When differentiating the authenticity of banknote, whether the common inspection of detector detects the line signal, if detected this line signal, the banknote that then passes comprises magnet-wire and may be genuine.Can produce a counterfeit money mistake according to there not being sort signal.When determining denomination, the pattern of code signal in the banknote and/or magnetic characteristic is compared with the reference pattern in the denomination table, if there is a suitable denomination to be complementary, then select this suitable denomination.Use the embodiment of the system of SMDS principle can be, find in 679,1,353,301 and 1,353,302 at european patent application 1,221.
2.10 the composition of metal wire
A kind of metal wire component sensor can be provided, and its composition of measuring the metal material in metal wire is so that differentiate.
Fig. 2 D and 2E show the exploded view and the installation diagram of composition detection device respectively.Detector head 292 is installed in the stacker wheel 502a in the transmission board 606, on the 502b.Detector head 292 is connected to the PCB290 that is installed on the angled carriage 291, and described angled carriage is fastened to the top of transmission board 606.Described detector utilizes the Capacitance Coupled operation, and wherein said detector head 292 is formed for sending and receiving the aerial array of the signal of telecommunication.Any metallic compound in the banknote of process all will change the amplitude response and the time response of received signal, it can be used for identification or differentiates the genuine notes ticket.This detector system is described in detail in disclosed european patent application 0698866.
3. Transmission system 300
In case banknote is fed to banknote counter 1 by feeder module 100, it is picked up the banknote transmission by described by the transmission system 300 that detector box 200 transfers to stacker 500.The driving that feed rolls assembly 132 combines with pinch roll 110 provides sufficient makes banknote arrive first in the transmission system and pinches a little, the motion of transmission system 300 adapter banknotes afterwards.
Figure 3 illustrates the assembly that constitutes transmission system 300.
Driving is provided by driving wheel 302a and 302b, and described driving wheel is installed on the driving shaft 301.Each driving wheel 302 all has the excircle of a metal-cored and high relatively friction, and described excircle is by making such as rubber etc.Driving shaft 301 is by the bearings in the sidewall of metal framework 600.In its left distal end, driving shaft is connected with belt pulley 397, and belt pulley 397 is driven by the motor belt pulley 398 that transmits motor 399 and be associated through rubber strip 397a.Towards the right hand extreme of driving shaft 301, a spring washer 393 and clip 394 devices make that driving shaft 301 is a benchmark with the left side wall of framework 600.
The right end of driving shaft 301 is connected to timing wheel 390, with the speed of monitoring rotation.Different with the timing wheel of routine, timing wheel 390 comprises slit, and described slit has a part 390a and a radial component 390b who is parallel to rotation.Provide one the rotation of the optical sensor (not shown) of notch with monitoring timing wheel 390 arranged.Described sensor comprises the optical gate (not shown) (the 7th joint is described below) that is installed on the control PCB, and its parallel portion 390a that is arranged such that described slit passes through between the terminal of this optical gate along with the rotation of wheel.With respect to the timing wheel with radial slit of routine, this layout has many advantages, comprises that the structure of parts is more simple and easy---because optical sensor can directly be installed to PCB.And conventional timing wheel exists in the problem of dust accumulation in the radial slit, and it can hinder optical transmission, causes the signal error from optical gate.The parallel slits of use such as part 390a etc. can be by making any dust of catching discharge from slit, to prevent gathering of dust by centrifugal force.Timing wheel is made of plastics usually and described slit preferably forms by photoetching process.
Have the signal at intermittence of the optical sensor of groove by oneself,, make it possible to accurately measure the speed of driving shaft 302a rotation in conjunction with information for slit size aspect.In the 7th joint below this Signal Processing has been described in more detail.
Driving shaft 302 is relative with two groups of rollers 125 and 406, thereby provides two at its place driving to be transferred to pinching a little of banknote along transmission path.Contact between roller 125 and the driving wheel 302 provides first in the transmission system to pinch a little, and described first pinches a little from feeder module 100 reception banknotes.As shown in Figure 3, roller 125a and 125b protrude from detector box-like plate 201, and are installed on the roller arm 122 that spring is housed, described in top the 1.1st joint.Do not provide driving, so they rotate freely with respect to driving wheel 302 to roller 125.Roller 125a and 125b are made of metal, so that the surface that has relatively low friction than the driving wheel 302 that is coated with rubber to be provided.Amount of friction between this has reduced by two groups, if not, friction will cause serious wearing and tearing and overheated.
Along its lower limb, detector box-like plate 201 is joined with transmission board 606.This lower limb is provided with otch 105, and this otch is corresponding to the otch in the neighboring edge of transmission board 606 305.When closing detector box 200, otch 105 and 305 forms roller 406a and the hole of 406b from wherein extending through together.Roller 406a and 406b form two parts of opening detector 400, and this will describe in detail in the 4th joint below.For the purpose that this part is discussed, what prove absolutely is that described roller 406a and 406b are rotatably installed on two the detector axles 401 and are not driven, thereby rotate freely with respect to driving wheel 302a and 302b respectively.Similar with roller 125a and 125b, two detector roller 406a and 406b have the metal surface.
Therefore banknote enters transmission system 300 from feeder module 100, and along the U-type path around driving wheel 302a and 302b, by detector box-like plate 201 and transmission board 606 guiding, and pinches a little at aforesaid two and to be driven.As described in following the 5th joint, pinch a little since second, banknote enters stacker module 500.
Adopt a plurality of measures to help banknote smoothly by transmission system 300.All holes in detector box-like plate 201 and transmission board 606 and otch all are provided with the recess towards oncoming banknote (indent) around its edge, make that the cut edge of sheet material material is that the Asia flushes.Like this, the leading edge of the banknote in approaching for example hole 106 (roller 125a and 125b pass it and extend) will be level and smooth through (flushing) first edge of via hole, because banknote is supported to described point well by described plate.After the process, the described recessed leading edge of banknote of avoiding is stumbled on second edge in hole on this hole.
Similarly, each be installed in sensor in the hole in the detector box-like plate 201 be arranged such that its leading edge be inferior-flush, and its trailing edge protrudes detector box-like plate 201.Avoided banknote to be stumbled like this by second edge in hole---because banknote surface is raised away from detector box-like plate 201 at this point.
Transmission motor 399 preferably is controlled as and makes the surface of driving wheel 302 with the speed operation on the surface that is same as feeder wheel 140 and feed rolls assembly (these two are all driven by feeder motor 199).Yet, in some embodiments, can be being higher than the speed drive transmission system 300 of feeder module 100 a little, thus make banknote " be booked rapidly " from the feeder module.This is very important---because when the very large banknote of feeding, the gap between the banknote is less than normal conditions.When each banknote through out-of-date, too little gap can not give the abundant time of control system and analyze detector result from each banknote.By arranging transmission motor 399, make to drive transmission system 300 a little faster than the feeder motor 199 that drives feeder module 100, banknote is accelerated sends into transmission system and the increase of the gap between described banknote.In some embodiments, counter can be set to detect the banknote greater than a fixed threshold, and adjusts the relative velocity between two motors 199 and 399 automatically.Carrying out superincumbent the 2nd joint of sensor of this process describes.The pulse width modulating signal control that the speed controlled device of motor is produced (referring to following the 7th joint).
4. Two detectors 400
As described in above-mentioned the 3rd joint, provide second in the transmission system 300 to pinch a little by the contact between driving wheel 302 and two the detector rollers 406.Except this effect in transmission system, driving wheel 302 and two detector rollers 406 of opening define jointly and are used to the paper detecting device that detects two or more banknotes that pass through simultaneously and described banknote is counted.The detection of the banknote of process simultaneously is called as two detections of opening to two or more banknotes, and the two parts of opening detector 400 of formation are illustrated in figures 4A and 4 B (what will remind is that for the sake of clarity, driving wheel 302a and 302b are removed).
Two detectors 400 also are described in EP-A-0168202, EP-A-0206675, EP-A-0451882, EP-A-0130825 and EP-A-0130824 with relevant treatment technology.
4.1 two detector configurations
Described in above-mentioned the 3rd joint, driving wheel 302 non-rotatably is mounted to driving shaft 301, and this driving shaft rotatably is mounted to framework 600.Each driving wheel 302a and 302b have external annular section 302a ' and the 302b ' that rubber is made.Each driving wheel 302 contacts are rotatably installed in two two detector roller 406a and 406b of opening that open detector axle 401 accordingly.In the embodiment shown in Fig. 4 A, axle 401 is provided with recess 403A and 403B, is positioned with roller 406 in described recess.Driving shaft 301 is transmitted motor 399 and drives.
Spaced apart between driving wheel 302 and two the detector rollers 406 by a distance less than the thickness of the banknote that will be counted.
At least a portion of two detector axles 401 is hollow.In the present embodiment, axle 401 has solid bore hole (solid bore), and it is hollowed out (not shown) to hold optical sensor components 410a and 410b from the part, rear portion.Two detector axles 401 are supported by framework 600, and are loaded with two two detector roller 406a and 406b of opening.The structure of these rollers be identical and each roller contact guidance wheel 302a and 302b in corresponding one.In the embodiment shown in Fig. 4 A, by the inside of removable pedestal 407 visit axles 401, this pedestal fixes by screw 408.
Each pair opens a detector roller 406 and comprises a roller bearing, this roller bearing have an annular outer race (race) 417, annular inside race 419 and be positioned at inside race and outer race between bearing 418.Described bearing and axle 401 coaxial installations are positioned on the rubber part 404.This rubber part can be annular (shown in Fig. 4 C), perhaps can be around the part towards relative driving wheel 302 (shown in Fig. 4 A) of axle 401.Pin 405 is in abutting connection with the inner radial surface of inside race 419, and extends through the rubber part 420 that is arranged in the axle and be arranged on holes 415 in week 401, so that protrude in the axle, this pin is made of plastics usually.
One molded plastics supporter (holding) 412 is installed in the axle 401.This supporter 412 may be set to the form of the single moulded parts that extends between two detector roller 406a and 406b, it comprises and end portion 412a and the integrally formed central, tubular part 412c of 412b in this case, and each end portion has bore hole 416a and the 416b that communicates with barrel portion 412c.Replaceability ground, as shown in Fig. 4 A and the 4B, plastic casing 412 can be arranged to the parts 412a of a part (Fig. 4 B) of two independent formation optical sensor components 410a and 410b and the form of 412b, and can omit central, tubular part 412c.For the convenience that removes, each parts 412a and 412b are installed on the plate 409a and 409b on the pedestal 407.
In optical sensor components 410, a pair of light emitting diode 413a and 413b are installed in the interior extremity of bore hole 414a and 414b, and a pair of phototransistor 411a and 411b are installed in the external end of bore hole 414 simultaneously.For clear, the part that only shows from light emitting diode and phototransistor is connected lead.In fact, these leads will and leave the testing circuit that this arrival will be described below along axle 401 processes.Assembling for convenience, all lines begin to extend from the same end of axle 401.The various piece 412a of housing and 412b also have with bore hole 414a and 414b is connected and the hole 416a and the 416b that aim at hole 415a and 415b respectively.Pin 405a and 405b extend through described hole and enter bore hole 414a and 414b.
Fig. 4 D is illustrated in the cross section of X to X along the line among Fig. 4 C and pin 405b is shown and enters among the bore hole 414b.
Described circuit schematically shows in Fig. 4 E.In practice, this will be received among the control PCB shown in the 7th following joint.Two light emitting diode 411a and 411b and phototransistor 413a and 413b are connected to power supply 430.The circuit part of shown frame in dotted line is mounted in the part in the plastic casing 412.Output from each phototransistor is got back to power supply 430 by correspondent voltage comparator 431 and 433 conveyings.Output from comparator 431 and 433 is fed back to microcomputer 436.Microcomputer 436 also can be connected to conventional counter and wrong display unit 438.
4.2 two detector operations
During beginning, rotation driving wheel 302, and when between driving wheel 302 and two detector rollers 406, not having any paper, with accompany adjacent to the extruding of the corresponding elastic part 420 of driving wheel 302, each two any deflection of opening detector rollers 406, will survey by the once rotation of two detectors 406 at a lot of equally spaced intervals in the mode of the following stated.Number at interval is 32 corresponding to the number of slots of (referring to the 3rd joint) on the timing wheel 390 herein.The extruding of each rubber part 420 on inward direction radially will be accompanied by the radially inwardly motion of each pin 405.Each LED 411 continuously sends light, and described light action causes them normally to partially open to corresponding phototransistor 413.If pin 405 inwardly moves radially, pin 405 will cover the path of the light ray from LED to the phototransistor gradually, thereby increase the amount that phototransistor is cut off.
To be transported to voltage comparator 431 and 433 from the output (as shown in Fig. 4 F) of phototransistor 413.Use successive approximation approach (successive approximationtechnique), microcomputer 436 makes the comparator 431 and 433 will be around these outputs of 32 equidistant positions of driving wheel 302 (as above described in the 3rd joint, it will be determined by monitoring timing wheel 390), compare with the magnitude of voltage that is transported to comparator 431 and 433 by digital to analog converter 432 and 434.This will produce 32 sampling voltage value, and next described magnitude of voltage is stored in each memory 435 and 437, as a guide surface profile (profile) or a datum level.One typical profile is illustrated by line 451 in Fig. 4 F.Described 32 sample position appear at the initial point of figure among Fig. 4 F and are designated between the position of A, the guide surface profile comprise on the line 451 on reach the part of position A and comprise dotted portion 451 '.
Fig. 4 F shows the voltage that is input to comparator 431 and 433 under a plurality of revolutions of two detector rollers 406, and can see, comprises that the guide-contour of line 451 and dotted line 451 ' all is essentially identical at various piece OA, AB, BC and CD.
First voltage threshold 452 is set, to limit by the constant difference that just is higher than profile 451.The respective change amount that this difference is only caused by electrical noise greater than phototransistor, but the variable quantity that causes because of the process of the thinnest banknote of expection less than output voltage.With the first threshold that the form of the difference that surpasses datum level 451 exists, can in the manufacture process of equipment, set or be set by the user subsequently.
In use, banknote B is transmitted system 300 and is fed into that and is formed at two nip (nip) N (referring to Fig. 4 C) that open between detector rollers 406 and the driving wheel 302.Because the continuous rotation of driving shaft 301, banknote B will be fed between driving wheel 302 and two the detector rollers 406, and this banknote will be fed to stacker module 500 along transmission board 606.
Each LED 411 sends light continuously, and described light action causes the electric current of the collected initial level of each phototransistor transmission on corresponding phototransistor 413.Each pin 405 partly covers light path usually.When banknote B appears at driving wheel 302 and corresponding couple of nip N that opens between the detector rollers 406, banknote B will be received and transmit and pass described nip, and owing to pass through bearing 418 and inner race 419 applied pressures from outer race, each rubber part 404a and 404b will radially inwardly be compressed.This motion also will be followed the radially inwardly motion of each pin 405a and 405b, thereby this pin will further cover the path of the light ray from LED to the phototransistor, be transferred to the light of phototransistor thereby further decayed.
Repeatedly, each sample location 32 sample position, microcontroller 436 is increased to default difference on the relevant voltage that is stored in memory 435 and 437, limiting first threshold 452, and they is offered comparator 431 and 433.Illustrate owing to occur the embodiment of one group of output signal that banknote caused among the nip N by the line among Fig. 4 F 450.Can see that the part of line 450 is identical with line 451, but then inequality substantially on the part of resample area OA.Comparator 431 and 433 is in turn with corresponding 32 value comparisons in these 32 values and the microcomputer 436, and the output valve that whether (Fig. 4 E) generation one is exceeded about threshold value 452 on online 439a and the 439b.As expected from the banknote with substantially constant thickness, the difference between the appropriate section 451 ' of the signal of line 450 representatives and the profile of being stored is uniform substantially.
When many sample locations (usually less than 32, because the length of banknote is usually less than the circumference of driving wheel), when threshold value 452 is exceeded, suppose that then banknote has passed nip N.If the appearance of a banknote is all detected by phototransistor 413a and 413b, microcomputer 436 makes unit calculator 438 carry out counting 1 so.In addition, first banknote in response to feeding, calculate the threshold value 455 of single paper by microcomputer 436, what it represent that comparator imports and stored is a bit larger tham difference between half the data profile of (for example be the stiff thickness that detected 0.625 times) banknote of this stiff thickness corresponding to a thickness.Also can use other marks.
Microcomputer 436 also calculates the two threshold values 454 of opening corresponding to a thickness, and corresponding to three threshold values 457 of two Zhang Houdu, also can use other multiples.
For remaining banknote, compare with in 32 sample position with each new threshold value each inputing to the voltage signal of comparator 431 and 433, to determine which threshold value is exceeded.This will be described below.
Under general material, owing to the dust that comes off from banknote, make driving wheel 302 and two two continuous revolutions fully of opening detector rollers 406 cause phototransistor 413 that on all four output is provided, be unlikely.Therefore, for example, even when not having any banknote among the nip N, the voltage that next is input to comparator 431 and 433 may have as the 453 shown forms of the line among Fig. 4 F.It should be noted, this variation will less than by first threshold 452 and agreement 451 between the difference that difference limited, so microcomputer 436 will determine that threshold value 452 is not exceeded, so there is not banknote to pass through.
Additionally, over time, may obviously change, promptly change the similar amount that can expect when passing through a banknote from the output of phototransistor.In order to make this equipment can continue operation, microcomputer 436 makes and memory 435 and the new profile of 437 storages replaces institute's profile 451 and 451 ' of storage in advance---just before counting a collection of new banknote.Because first threshold 452 limits according to difference, it will be adjusted automatically.
In some cases, a folding banknote may pass this equipment, and in this case, one may show banknote of existence in the comparator 431 or 433, and the signal that is transferred to another comparator 431 or 433 simultaneously will hint and not have banknote.Microcomputer 436 can detect the different difference of they representatives from the signal that transfers to it along line 439a and 439b, and can make unit 438 show a suitable error message in this case.
Microcomputer 426 also can be programmed, and can detect half paper money, can detect folding paper money just like it, and those banknotes that are fed in a kind of crooked mode.In addition, an important feature is to determine the length of the banknote of institute's feeding (that is minor face edge size).When output, can realize that the improved of length that aligns the banknote that is fed determine more accurately at eight or more a plurality of monitoring position phototransistors 413.This is particularly useful, because it provides a kind of non-time dependence method of measuring banknote length.
Behind the feeding wad, microcomputer 436 can be wiped the representative threshold value 455,454 of having stored and 457 difference, but represents the difference of threshold value 452 will keep being stored forever.This equipment then can prepare to handle new wad.
4.3 the use of two detector outputs
As mentioned above, when when first of feeding determines its thickness with reference to the many somes place on the banknote, also can determine the banknote length on direction of transfer.Can utilize this information, and in conjunction with the thickness of back, help the ensuing banknote of counting and judge its whether feeding overlapping, short or long banknote.
Particularly, microprocessor 436 deducibilitys go out following information:
If a sensor sensing is to double thickness, and other sensors only detect a single thickness and length is correct, this may show a banknote that belt is arranged in the one side.Depend on selected pattern, can ignore the influence of belt, perhaps machine can stop allowing the operator to check described bad paper money.Similarly, if only some is detected as double thickness to the correct banknote of length, this may show a banknote folding or the volume angle so, and can ignore described " double thickness " output signal in some cases.
If sense the twice of thickness greater than stiff thickness, that is, output signal surpasses three threshold value 457 at the part detecting area, owing to detected the thickness of three banknotes, will show an erroneous condition so.In some cases, first banknote may not be single " correctly " banknote, therefore may determine wrong banknote length and one-tenth-value thickness 1/10, and determines wrong calculated threshold thus.Described processing and ensuing banknote will show whether situation is like this.
In a concrete preferred embodiment, when banknote passes nip N and advances, the profile of two detector processes circuit record stiff thickness, and check result is obtained the overlapping probability of banknote.Schematic output signal under the situation that the banknote of overlapping passes nip simultaneously has been shown in Fig. 4 G.When not having banknote between the roller, normal output represents that with level of signal 460 above-mentioned threshold value 455,454 and 457 is then shown for the contrast purpose.
The leading edge of overlapping banknote enters nip N at a W, and wherein output signal is represented single stiff thickness (signal 461 is greater than threshold value 455 but less than threshold value 454).Passed nip at banknote and advanced after certain distance, output signal is increased to 462, the two stiff thickness (class 4 62 is greater than threshold value 454 but less than threshold value 457) of expression.After some distances, at a Y, signal is reduced to class 4 61 once more, represents the thickness of single banknote.After another distance, in a Z place, signal is back to class 4 60, shows not have banknote in nip.Individual stiff thickness of microprocessor 436 identification, two stiff thickness, do not get involved the gap individual banknotes thickness output pattern, to correspond to the banknote of overlapping.
In order to prove this estimation, between measurement point W and the Z and the distance between X and Y.These two length are added to together, and should sum with corresponding to the record value of the pattern length (along minor face edge direction) of two banknotes relatively.If in correspondence with each other, described profile is considered to the profile of two overlapping banknotes in predetermined bouds on error for measured and the value that is write down.
Can the banknote length that microcomputer 436 compares measured lengths with it be set with multitude of different ways.In first pattern, the user can be input to (referring to the 8th following joint) in the apparatus control system with denomination and currency, and corresponding banknote length is searched by this system in a table, perhaps obtain from remote resource.Replaceability ground, banknote length also can directly be imported.In second kind of pattern, first banknote during this equipment can be folded is used as the benchmark banknote, measures its length and write down this value to be used for comparing with later signal.Further interchangeablely be, use moving average, it is checked along with each banknote and is upgraded, and perhaps uses the average length of a last n banknote, and wherein n is a predetermined number.
According to the pattern that machine moved, can refuse overlapping banknote and this equipment is ended, perhaps replaceability ground can be accepted overlapping banknote and it is counted two banknotes and need not to stop counting process.These possibilities have been discussed in US-A-4255651 and US5341408.Yet this conventional system is inflexible because they make operator or each " two " are all refused and machine stops by system, or do not have inspection machine can situation under accept each " two ".When counting device also is used to differentiate and/or during the denomination of definite banknote, the latter is normally inappropriate.
In a preferred operation mode, wherein the native system processing depends on have other which sensors to be in state of activation in the current banknote calculator from the mode of " overlapping banknote " signal of two detectors.That is, show when having more than one banknote before determining how to continue to handle, this system at first determines whether have other detectors to be in state of activation in the detector box through out-of-date signal when receiving one.
If without any differentiating or denomination determines that sensor is in state of activation (for example, equipment is with " reckoning by the piece " mode operation-referring to the 8.2.a joint), as long as two detectors of opening can determine only to pass two banknotes, overlapping signal will make counter increase by 2.In other words, two banknotes all are counted and this equipment continues to handle remaining banknote and do not stop.If two detector output right and wrong are deterministic, error message is ended and is sent in this processing.
If have any discriminating or denomination to determine that sensor is in state of activation, the output from least one sensor in those sensors is depended in the behavior of equipment.By comparing two the open output of detectors and the outputs of each sensor, control PCB can discern each banknote generation output signal whether this sensor has been distinguished at two detectors 400.For example, if two detectors identify two banknotes, yet sensor only produces an output signal, the control PCB banknote of having judged sensor " omission ".
Under these circumstances, omitted such as sensor under the situation of one or more banknote, caused equipment to stop to handle banknote and show an error message from " overlapping banknote " signals of two detectors.Described overlapping banknote can then be determined the operator who whether carries out described computation cycles and check.
On the other hand, when from the number of signal of sensor corresponding to by the number of two the determined banknotes of detector the time, " overlapping banknote " signal from two detectors increases counting 2 (promptly, when N is two N that increase when opening the number of banknotes that detectors detect), and this equipment continues to handle remaining banknote and do not stop.
Imagined a plurality of variants of this technology, comprised " three banknotes " signal of handling similarly from two detectors, in this case, depended on the sensor that is in state of activation, if 3 all banknotes are all come out by biosensor analysis, this counting increases by 3.In theory, this can extend to the overlapping banknote of any number.Similarly, this method can be depending on all outputs that are in the sensor of state of activation, perhaps only depend on described all be in a subclass of the sensor of state of activation.This subclass can be predefined, can depend on operational mode or can be selected by the user.
Also can suitably select to determine the concrete signal of the sensor of described processing from those.For example, except recognizing simply, all obtained outside the signal, can further assess described signal to confirm that for example, this signal drops in the specific acceptable limit, with the possibility of debug signal for the banknote of each process.Also can assess other feature before increasing the banknote counting, be genuine such as each banknote all is found to be.
Yet the key of this technology is, when determining system to the response of " overlapping banknote " signal, the sensor outside two the detectors 400 assessed.If without any the sensor that is in state of activation, then have no reason and necessity remove to stop this machine.In other cases, except output, be used to determine how to make a response from the output (or lacking output) of at least one sensor from two detectors 400.This can respond system in a kind of mode that is suitable for selected operator scheme most.In addition, be used to judge under the situation of authenticity and/or definite banknote denomination at described equipment, can use this technology reliably, because except banknote is counted, this system has guaranteed each banknote all by biosensor analysis, even this banknote is formed the part of " two " or " three ".If this does not take place, this system stops allowing hand inspection.
The top sensor of mentioning is as the sensor described at the 2nd joint, comprises one or more in UV (fluorescence) detector, UV-PPD detector, size detector (SD), 3D detector, tracking transducer, EMG detector, SMDS and the metal wire detector.
4.4 two detectors are installed
By means of at the bolt 401a of right side wall with will twoly open detector axles 401 at the key lock dog 402 of left-end point and be installed in the sidewall of framework 600.Axle 401 is eccentric, makes that roller 406a and 406b move away from driving wheel 302 when it is rotated, and promptly breaks away to clamp.Also make key lock dog 402 aim at one with this mode rotating shaft 401 and be arranged in the hole that the left-end point frame left wall, key lock dog 402 and axle 401 can therefrom pass.Therefore by removing bolt 401a, to twoly open roughly 90 degree of detector axle 401 rotations, two detector axles 401 are promoted a bit of distance with the hole that key lock dog 402 passes in the sidewall, thereby discharge right terminal from right side wall, and, can directly remove two detector axles of opening with the assembly calculator device that overturns out.
4.4.1 eccentric two detector axle of opening
The roll assembly and the nip between the guide surface of two detector modules of conventional mechanical are enough little, make that passing therethrough a paper can cause roll assembly deflection, relying on the two problems of opening the detector module existence of conventional mechanical of this nip is physically to be difficult to assemble the roll assembly axle so closely near guide surface.In addition, be difficult to guarantee the accuracy in the gap between roll assembly and the guide surface.By the eccentric shaft that uses at least one roller is installed on it, banknotes processing apparatus of the present invention has overcome this problem.More specifically, this should comprise the eccentric part of at least one roll assembly being installed at least one its.The rotation of axle with roll assembly mounted thereto towards or move away from guide surface, thereby it need not anyly be dismantled, can be rapidly and directly adjust the size of nip.
Realize that wherein the mode of eccentric shaft can select according to specific design.In the present embodiment, do not make axle 401 itself have asymmetric shape, described axle is moved apart axis of symmetry place around the axis of its rotation by bolt 401a and key lock dog 402.Particularly, as shown in Fig. 4 a, key lock dog 402 is provided with protuberance, and it engages the hole that the axle in sidewall can rotate therein.Be to be noted that the axis of symmetry of the pivot off-axis 401 of this protuberance, thereby cause eccentric rotation.
4.4.2 key lock dog
Not only realize eccentricity, and key lock dog 402 many additional functions have been carried out.At first, as mentioned above, the shape of processing key lock dog makes and passes through when the hole that described axle allows the key lock dog to pass respective shapes in the equipment sidewall during at first predetermined orientation, and prevents that the key lock dog from therefrom passing when spool not at first predetermined orientation.In the present embodiment, by giving key lock dog 402 1 elongated shapes and providing the hole of a key hole shape to realize.When the long size e of key lock dog 402 (referring to Fig. 4 H) alignd with the long size of key hole, the key lock dog 402 of elongated shape was merely able to pass this hole.Preferably, this first predetermined orientation does not correspond to " pinching " position of axle, that is, the axle rotation is advanced this first predetermined orientation roll assembly is shifted out clamped condition (referring to above-mentioned 4.4.1 joint).
When key lock dog 402 and hole on time, it can pass a bit of distance in hole, thereby discharges the opposite end of axle and assembly directly is moved out of.When key lock dog 402 and the misalignment of key hole, two detector axles are constrained in the device.
Key lock dog 402 further is provided with protuberance 402a, and described protuberance adopts the section form that passes a circle, has two relative curved edges and two relative flattened edge.The long size p of described protuberance and the long size of elongated key lock dog 402 align, and it has identical width.
When axle vertically between the sidewall of device during the appropriate location, the curved edge of protuberance 402a engages the circular portion that is arranged on the key hole in the sidewall.This can make axle 401 rotations, and is horizontal and vertically that axle is fixing on the throne simultaneously.
One hole arranges that adjacent to key hole (keyhole aperture) to be used to hold the screw 421 that passes wherein, in case two detector axles rotate when into pinching state, described screw is used to fixed axis and prevents that it is further rotated.
4.5 scraping
In order to ensure accurately measuring the stiff thickness of being determined by two detectors 400, importantly the nip N between driving wheel 302 and two detector rollers 406 keeps clean and without any impurity.In using machine, a problem that may run into is the deposition of dust and dirt on the surface of two detector rollers 406.Because closely contacting with continuing between two detector rollers 406 and driving wheel 302, any dirts that are attached to two detector roller 406 surfaces all are compound to this surface and become and be difficult to remove.As time goes on this may also cause, and roller 406 lip-deep dust accumulation get more serious.Additional thickness between the roller that is caused and the banknote of process can cause and produce wrong " many banknotes " signal.
In order to address this problem, counter can be provided with one and be used in use cleaning two scrapings 480 of opening the surface of detector roller 406.One embodiment of scraper means 480 has been shown in Fig. 4 I.Scraping arm 482a and 482b are formed by the spring metal of hook-shaped length, and this spring metal is by being fixed to scraping pedestal 486 at their the terminal 481a of the shape of off-hook farthest end and the peg 483 at 481b place.As described in following the 6th joint, scraping pedestal 486 is fixed on the backboard 608 of metal framework 600.The rear portion that it is positioned at machine is directly adjacent to two detector modules 400 of opening.Use positioning tabs 485 and hole 484 that scraping piece 486 accurately is arranged on the backboard 608.
The elasticity of scraping arm material is opened detector roller 406a and 406b with each scraping hook 482a and 482b compressing each pair.Described hook have one with two flattened edge of opening the angled layouts of detector roller tangent line, make when described roller rotation removal any dust in its surface.Like this, can keep two accuracy of opening detector module 400 thickness measures.
In the embodiment shown in Fig. 4 I, scraping hook 482 contacts two detector rollers 406 of opening continuously.Yet in other was arranged, the scraping hook can be arranged to and can move in " storage " position with between " cleaning " position, made described scraping not contact two detector rollers 406 of opening usually.Be provided with device, contact roller the scraping assembly moved when the needs such as leverage.This may the person of being operated manually determine or may be determined automatically by machine, and takes place with predetermined space.Replaceability ground, scraping hook 482 are arranged to when detector box 200 is opened (, turn to its upper position, referring to the 2nd joint) two detector rollers 406 of opening of contact.Described roller can be followed and manually or automatically be rotated a period of time to remove any material that gathers.
5. the stacker module 500
Banknote enters stacker module 500 from two detectors 400.The purpose of stacker module be will counting the banknote lamination that forms marshalling present to the user.The critical piece of stacker module is shown in Figure 5, and shown in Figure 1A and 3 aspect other.
Stacker module functions parts are stacker wheel 502a and 502b, and it extends through the elongated hole 510 that is arranged in the transmission board 606.Each stacker wheel 502 comprises a plastic mould, described plastic mould have the middle part solid and a plurality of from described solid with the extended a plurality of curve finger pieces of spiral form.The gap that is limited by described finger piece is open-ended towards described two detectors 400, makes them to receive banknotes from two detectors.
Two stackers wheel 502 non-rotatably is mounted to stacker axle 501, and described stacker axle 501 is supported in the lining 503A and 503B between framework 600 sidewalls.Described stacker wheel 502 is arranged in the circumferential groove 504 that is set at stacker axle 501.The center of each stacker wheel 502 is provided with the interference fit device that wheel 502 is fixed with respect to axle 501.The interference fit device also is used to help two stacker wheels 502 aligned with each other in assembling process.Instrument on the assembly line and the assembling of interference fit device, to prevent the misalignment of stacker wheel finger piece, if not, this misalignment will cause banknote crooked.
Stacker axle 501 is benchmark by the spring washer 505 that acts on the clip 506 with the left side of framework 600.In the left side of stacker axle, be provided with stacker belt pulley 590 card non-circular portion 501a thereon.Stacker belt pulley 590 is driven by a rubber strip 591 from free rotating pulley 591.Free rotating pulley 591 is mounted to the left side wall of framework 600 by bearing 592, but itself does not attach to any axle in the device.Free rotating pulley 591 receives the driving force (referring to Fig. 4 A and the 4th joint) from drive pulley 397, this drive pulley 397 and then be driven motor 399 and drive.Rubber strip 591 was reversed 180 ° between belt pulley 590 and 591, so that make the stacker wheel with the direction of rotation rotation in contrast to drive pulley 397.The metal leading line is installed in the outside of framework and is shaped as and extends between the reverse part of rubber strip 591 to prevent their contacts, and this contact can cause the overheated of belt and damage.
When each banknote all left two detectors 400, it was stacked device wheel 502 and receives, and along with described stacker is taken turns rotation and overturn about 90 °.Some place after the finger piece that carries banknote passes hole 510 and is positioned at transmission board 606, banknote leaves the stacker wheel.Banknote is put to be leaned against on the transmission board 606, and described transmission board 606 is provided with fin 512, to support ever-increasing banknote lamination in this position.
Light transmissive sensor 515 and 516 is positioned as and makes light beam and the banknote that has piled up intersect.For this purpose, transmitter 515 is installed in the fin 512, and photodetector 516 is installed in the hole 511 of the transmission board 606 between stacker wheel 502a and the 502b.Signal from this sensor provides an indication to control system, shows that banknote is present in the stacker module.
Then, the stacked banknote of formation can be collected by the user.
6. housing 600
The metal shell that forms banknote counter main structure is shown in Fig. 6 A.The mild steel pedestal of electroplating 601 and two mild steel side panels 602 and 603 constitute three sides of metal chassis and are offered (tongue-in-groove) notch of a series of glossal canal combinations, and described notch laterally is arranged on the substrate 601.Described notch is arranged such that side panel 602,603 is mounted in the correct position only.Described side panel 602,603 further is fixed on each place in four corners of substrate 601 by four screws.
The embodiment of the notch that is provided with in substrate 601 illustrates in further detail at Fig. 6 B (i) with (ii).Described " ligulate " feature that on side panel, is provided with or protuberance Fig. 6 B (iii) shown in.
Process the size of described notch, with respect to substrate along at least one direction, preferably accurately locate sidewall along both direction.This can realize (wherein length and width are the vertical dimensions in base plan 601) by the width that changes the hole along its length.With reference to notch 611 (Fig. 6 B (i)), each hole has a core 612, this core on width less than the part 613 of both sides and 614 width.These enlarged can have any length and not need and have identical size each other.In certain embodiments, the one or more of enlarged can be " openings ", that is, do not sealed by substrate 601.One embodiment of this enlarged is a notch 625, its Fig. 6 B (ii) shown in, wherein provide first enlarged 627 by the big otch on the edge of substrate (being expressed as 627a).Therefore hole 625 itself is expressed as a kerf.
Preferably, narrow-minded 612,626 size are processed into the thickness that the mode that cooperates with tolerance limit is held protuberance on the sidewall (as Fig. 6 B 640 shown in (iii)) in.That is, after being inserted into protuberance in the notch, described sidewall is restrained and can not move with respect to width of rebate.Therefore, along the width that is parallel to described notch, described sidewall is accurately located with respect to substrate.Preferably, at least one in the enlarged 613,614 is provided with the flattened edge that is basically perpendicular to notch length.By making protuberance be resisted against described flattened edge, described sidewall is further accurately orientated as the length that is parallel to described notch.Under the situation of notch 611, be provided with two flattened edge 613a and 614a, and notch 625 comprises single flattened edge 628a.By in each side of narrow-minded portion be that notch is provided with enlarged, the bigger convenience of making that improved.In the conventional system that uses simple elongated narrow notch, because instrument is tiny at least one dimension, the described instrument that is used for going out notch on substrate is easy to by heavy damage.On the contrary, the design uses a kind of both sides in its narrow portion to have the instrument of two wide portions: this provides intensity and reinforcing, and the instrument that can prevent is crooked in punch process.
The accurate geometry shape of notch and punching tool will be according to application change.In some cases, preferably described enlarged has a width (for example, part 614) that is equal to its length substantially, to avoid thin size.Yet in many cases, advantageously, the length of enlarged increases the ratio of the mint-mark instrument (stampt tool) of (reaching intensity therefrom increases) greater than width (for example, part 613) to increase width.Preferably, the pattern length of described enlarged greater than in the pattern length of narrow-minded portion.
Easily, one second locating hole is disposed on the substrate, and narrow-minded (notch 615 among Fig. 6 B (i)) in one also arranged between enlarged.Preferably, described two notches use single punching tool in a step from substrate 601 punching go out.This has greatly increased setting accuracy.
In case suitably arranged, a circular port 619 can be provided for substrate is joined on the wall---by means of screw or similar fixture.Fig. 6 B (iii) is illustrated in the device of arranging in the sidewall 680, thereby it is secured together plank in order to hold screw thread.Described sidewall has at least two adjacent to each other and the part that otch limited of being passed wall.In this embodiment, two the otch 681a and the 682a that are positioned between them of three parts 681,682,683 limits.Described first is out of shape from the wall plane along first direction (entering the direction on the plane of figure), and adjacent second portion 682 is along the relative direction distortion, towards the observer.Third part 683 is shaped in the mode identical with first 681.Between them, part 681,682 and 683 is formed for holding the cavity of shank of screw (screw shank).Select the size of described part to make described part contact and grip described shank of screw, and can cut off screw thread.
Yet, after repeated use, thereby find that screw thread can inoperatively discharge described screw.In order to address this problem, a hole 684 is set adjacent to third part 683.In use, hole 684 can hold one and be used to engage the nut of described shank of screw, thereby is fixed on described screw in the position and release portion 681,682 and 683.It should be noted that hole 684 does not need to be arranged on after last part 683, go out as shown, but for example can be between described part, as long as it is continuous with the cavity that is limited.
Left-Hand Panel 603 provides a datum level for the banknote counter.As an embodiment, the right end of feeder wheel shaft 131 is shown in Fig. 6 C.In its opposing ends, axle 131 (or wheel shafts) are arranged in flanged bearing 157, and the flange of flanged bearing 157 (referring to Fig. 1 C) flushes placement with Left-Hand Panel 603.At right-hand member, axle or wheel shaft are installed in another flanged bearing of right panel 602.Coil component spring packing ring 153 is arranged on this bearing, and between the flange of the outer surface of right panel 602 and bearing 154.Described bearing is by an E type ring (E-ring) or circlip (circlip) 152 fix in position, and described E type ring or circlip are fastened in the groove 152a of axle or wheel the tip of the axis.Therefore described coil component spring packing ring allows relatively moving of described side plate 602,603, and for example owing to thermal expansion, yet each axle or wheel shaft maintenance are benchmark with Left-Hand Panel 603.
Arrange that between sidewall and flanged bearing spring washer is favourable, because it can avoid spring washer to slide among the circlip groove 152a.
Transmission board is attached between two side plates 602,603 and the flange place quilt of 662 and down 672 pairings on a group is in place with screw.Be a transmission top board (not shown) on transmission board 606, it will be installed in the above feeder mechanism of transmission top board and separate with the stacker wheel 502a, the 502b that are installed in the transmission board 606.The hole of passing in the feeder plate 101 is protruded in described then feeder mechanism.
Be provided with power supply unit (PSU) assembly 620 at the back of banknote counter device, described power supply unit comprises: a backboard 608, and it is attached to each side plate 602,603 by four screw devices; Power control circuit 609, it uses four screws to be attached to backboard; And supply socket 621 and power switch 624.In order to shield responsive magnetic detection device, make the influence of the fluctuation in its magnetic field that is not subjected to PSU and is produced, on the PSU control circuit, one mild steel barricade 607 is installed with screw.
Each lateral part 202,203 of detector box-like plate 200 rotor at one end is connected to corresponding side plate 602,603 rotatably.The other end in each lateral part, feeding are adjusted axle 116 and 202,203 plane are protruded from the lateral part, protrude 2 or 3mm usually.In use, the protrusion end of feeding adjustment axle locks after two latch assemblies 630 and puts in place, and described latch assembly 630 centrally is mounted to the top of housing side plate 602,603, and the plane of described detector box with vertically acutangulate.Each latch assembly 630 comprises metal bolt piece 642, parts of plastics 622 and biasing spring 632.Plastics plate spring portion 622 is fastened to each housing side plate 602,603 at its back, and is being propped up by spring, makes that front end rotates from the outside pivot in plane of respective side part when pressure is applied to the plastic button of front end of plastics plate spring portion 622.Described metal bolt piece 642 is installed in the plastics plate spring portion 622, and the protuberance (lip) that has been formed, and is rearmounted by the end of feeding adjusting axle 116 is arranged at it.Therefore the protuberance of metal bolt piece 642 applies power to an end of feeding adjusting axle.Biasing spring then applies power to a relative side of feeding adjusting axle, and to remain on axle in its position in operation and to prevent that any of detector box part from moving, described moving may interference detector.In case the feeding adjusting axle locks after metal bolt box 642 and puts in place, detector box 200 is locked into place, each terminal plastic button until the plastics plate spring portion is pressed, thereby move metal bolt piece part 642, discharge this axle and detector box from latch assembly 630 backs then perpendicular to the plane of lateral part 202,203.
Described metal shell also is provided with a plurality of holes can pass cable between sensor and treating apparatus.Such feature is shown in Fig. 6 D.Otch 685 is set at the periphery of sidewall and is so shaped that cable passes wherein, and holds a grommet that is used for the cable fix in position.Different with the structure of routine, described otch is an opening: this can be pushed into place cable and grommet (being assemblied on the cable) by the open side of otch.Than prior art, this feasible assembling can be more quick, and wherein grommet must be installed in the set hole, and cable carefully passes therethrough and enters then.
Described otch 685 comprises the protuberance 686 that is used for grommet (and cable) is remained on otch.In the embodiment of Fig. 6 D, this can realize by the shape (the removed circle of small part arc string) that makes otch have part circular.
7. control and electronic system
Be installed in the master controller PCB 610 on the right panel 602, control feeding and two mechanisms of motor provide sensor to handle and probe power distributes.A kind of control system of sensor of concrete banknote counter wherein only appears being used for being installed in---wherein all possible sensory-control system all is provided on the PCB, and a kind of minority variant---multiple variant can: a kind of variant commonly used.Described main control PCB 610 further is connected to detector box PCB 206 and front face PCB 907 by two cables.These cables relate to all in the related information transmission of mounted sensor and detector to the master controller electronic equipment.This is a kind of improvement to the prior art design, has the more single PCB and the corresponding circuit of more number in the prior art.
Organizing of banknote counter controls system is shown in Figure 7.Master controller PCB holds master controller 701a, timing wheel assembly 701b, and feeding and control of transmission motor and interface 701c.Power supply unit 703 receives the power supply of filtered and conversion and provides power supply for master control system 701 via filtering and changeover module 706.Described master control system is by power-supply system 717 ground connection.Motor control links to each other with transmission 705 motor port with feeding 704 with interface 701c.Display floater control 712, dual detection sensor 710 and 711, feeding storehouse detector 709, stacker storehouse sensor 707, cover sensor 708, metal wire detector 716 all directly link to each other with master controller 701a interface with EMG detector 715.One or more RS232 ports on main control PCB 610 pedestals all interface are connected to master controller 701a.Detector plates PCB 206 accommodates detector processes unit 702, and described detector processes unit 702 is handled some detector signal and passed on high-grade data to master controller 701a.One or more RS 232 ports 714 interfaces are connected to detector processes unit 702, together with 3D/IR 719, SMDS 720, UV fluorescence/UV PPD 721 and SD 722 systems.If the banknote counter comprises these detector systems, tracking transducer system 718 links to each other with detector processes unit 702 interfaces, otherwise it links to each other with master controller 701a direct interface.
Master controller PCB 610 has a timing wheel, and described timing wheel is mounted to two detector thes tip of the axis and is integrated into the PCB circuit.Described timing wheel comprises a series of incision wheel exterior periphery and is parallel to the notch of rotation.Usually, 32 notches that distribute around circumference.These notches rotate between an optical sensor that groove is arranged that comprises light emitting devices and light sensor.Leading edge by analyzing timing wheel when can be calculated the accurate measured value of the banknote counter speed of service through between the described flute profile optical sensor.In prior art design, that timing wheel has radial arrangement usually but not be parallel to the notch of described axis arranged, cause dust to be blocked in the notch and complicated whole design and manufacturing.Use parallel notch to make that the structure of parts is simpler, and the use of reaction centrifugal force is shifted out dust and the dirt be infected with in the wheel otch.Banknote transmits each 4.5 millimeters takes a sample to the timing wheel signal, and this signal is made further interpolation calculation, to obtain 0.1 millimeter accuracy.
One or more program ports are installed on the basis of main control PCB 610, and it uses the RS232 standard usually.Each program port is installed on the pedestal of machine to prevent that main control PCB is connected to inappropriate calculation element by the layman user accident.The engineer who only has technical ability just knows machine tip to expose below it and to be inserted into diagnosis and programmer.Described program port has the connector that is connected to main treatment circuit flash memory, to allow software upgrading.In some cases, need the feature of restriction PCB, and this is by to get off realization, promptly uses the hexadecimal startup coding (enabling code) of 20-position to pin any feature that should not use.Each detector is provided with the different startup sign indicating number that pins with its feature of release having.Then can be by suitable device being connected to the program port and importing this 20-position coding with the desired feature of release, to upgrade the banknote counter on the spot.A kind of like this system is described in EP 1371029.
Main control PCB 610 uses control feeding of pulse width modulation (PWM) scheme and transmission motor, and the width of wherein regulating the dc pulse is to control the speed of each motor.By measuring (EMF) to come the feeding motor is carried out FEEDBACK CONTROL by the anti-electromagnetic force (back electromagnetic force) that motor produced.This EMF signal can be used for other control.The signal controlling transmission motor that use obtains from timing wheel.
8. The counter operation
Fig. 8 illustrates the preceding display control panel of banknote counter.This display control panel comprises and amounts to key 802, mode key 803, key (batch key) 804, big startup/stop key 805, auto-feed key 806, speed key 807, detector key 808, clear key 809, denomination key 811, right 810 and left 812 arrow keys and numeric keypad 813 in batches.Described numeric keypad is selectable, and may be not included in some embodiments.LCD display 801 further is shown in Fig. 8 B.It comprises two main digital display areas: show batch demonstration 821 of banknote batch quantity and show counting and be worth digital counting to show 823.Lines 822 illustrate counter and operate in count mode or value pattern; At this line rod of value pattern is invisible.Icon 824 to 829 is told the user activated supplementary features: be activated if length or minor face edge detect, icon 824 is visual; In the certain operations pattern, if banknote by the online remote computer that is connected to of the RS232 port that is positioned at detector box rear portion, icon 825 is activated; If machine is set to automatically from feeding storehouse auto-feed banknote, icon 826 as seen; If activate any infrared detection system, icon 827 as seen; If activate the sensing system that any use magnetic detects, icon 828 as seen; If activate anyly based on UV-detector, icon 829 as seen.
When equipment inserts supply socket and switch 624 and is activated by the standard cable that inserts socket 621, machine will power up and finish self testing procedure.The start-up mode of acquiescence is the batch size and the auto-feed of count mode and 100 banknotes.
Described counting equipment has two main operator schemes: count mode, wherein determine to put into the quantity of the banknote in feeding storehouse; And value pattern, wherein the accumulated value of a plurality of banknotes in feeding storehouse is put in calculating.In these each holotypes, there are many selectable subpatterns.The various modes of counting equipment operation will be described now.
8.1 model selection
Usually select count mode or value pattern by pressing mode key 803; Click button and will show present mode, will be transformed into another pattern by second knob down.When showing present mode, can select subpattern by by right arrow 810 or left arrow 812 keys.
Additionally, the mode key operation can be set, make that after initially having pressed mode key 803 any ensuing button can reach the pattern cocycle fast a plurality of.For example, ensuing button may be in right latter two the general value pattern cocycle of two general count modes.After required pattern is presented at LCD display 801, can be by by startup/stop key 805 or by waiting for LCD display 801 overtime this patterns of selecting.
8.2 count mode
8.2.a The pattern of reckoning by the piece
This is shirtsleeve operation pattern, and simple count is placed on any banknote on the feeding storehouse.Do not consider the value of any banknote, total counting will be presented on the LCD display 801 of position 823.In operation, can press and amount to the number of banknotes of key 802 to show that equipment is up to now counted.Can remove the sum of shown change at any time by pressing clear key 809.Counting can move continuously, and wherein machine is placed on all banknotes on the feeding storehouse with counting, is full until the stacker storehouse; Perhaps, wherein will handle the banknote of given batch (number) from the feeding storehouse with the batch mode operation.In continuous mode, it is normally full when the stacker storehouse comprises 100 banknotes, although this value can be set by the user.If in counting process, reach the stacker restriction, must from the stacker storehouse, shift out banknote then to continue counting.Select this pattern by pressing in batches key 804 continuously, close until on LCD display 801, showing.
In batch mode, can be by from a series of default batch size, selecting batch size by key 804 in batches.Whenever clicking in batches key 804 or arrow key 810,812 will be in different predetermined number cocycle.Replaceability ground can be by pressing the required batch size of input on numeric keypad 813 then of key in batches, and described batch of numeral is set to a value in 1 to 999.Can be by pressing start key 805 or waiting for that once more LCD display 801 is overtime to confirm desired batch of numeral.After having confirmed batch mode, in the display in batches 821 of LCD display, show the number of banknotes in the current selection in batches.
If counting equipment is set to operate in batch mode, can proposes the many additional operations of feeding user and select.The sum of the banknote that---the photodiode place by reflective IR sensor 652 does not have the IR of reflection to measure---counted after the banknote counter is handled all banknotes that are placed on the feeding storehouse will flash on LCD display 801, not have enough banknotes to finish one batch in the feeding storehouse to be presented at.In this case, need to add more banknotes to the feeding storehouse.If select auto-feed or wait until that the user presses beginning/start key 805, this machine will be followed automatic counting.
When in batch mode, finish one batch at every turn, this batch will be added into the operation sum.Three different sums will be stored in the banknote counter internal memory: one, and the sum of the banknote of counting in the stacker storehouse; Two, up to the present counted batch in the sum of banknote; Three, concrete one day or concrete cashier's total.These sums can amount to key 802 or selectively use the circulation of the right side 810 and left 812 arrow keys by pressing.If total value is overflowed the digit that the position 823 on the LCD display 801 can be used, so can by right 810 and left 812 keys to show bit digital or time bit digital.In order to remove the sum of current demonstration, can be by clear key 809.Any amount of using total menu to remove from subordinate's sum also can be removed from higher sum.
8.2.b Fixing denomination
In this pattern, all banknotes countings of the given denomination that the user is provided with, and the number of these banknotes is presented on the LCD801.If the denomination that detects banknote is not user's a setting denomination, the banknote counter will stop and showing the denomination mistake so.The user then can select to shift out bad paper money and by restarting counting by beginning/stop key 805, perhaps shift out the banknote that is placed in the stacker, shifts out bad paper money and will be fed into the feeder storehouse again from the whole bundling note machine that stacker is fetched, and deducts bad paper money.Back one operation will be reset counting.Operate accurately to be provided with and set, and can comprise that also the requirement user shifts out suspicious banknote or allows the user whether to select them want to keep or shift out banknote in this bundle by keeper or factory.
By at first by denomination key 811 to show the denomination of current selection, can import denomination by the user.Can repeat to press the denomination tabulation that denomination key 811 limited in advance to scroll up then.This tabulation or by keeper input or in the software upgrading process, pack into.Replaceability ground, after pressing denomination key 811, the right side 810 and left 812 arrow keys can be used for rolling by described tabulation.Select in a similar fashion batch, also can use manually input denomination values of numeric keypad 813.In some embodiments, this denomination must be limited to the integer of single number or 10 multiple.
Depend on the currency that is using, and the detector that is installed to the banknote counter, can use SD, 3D, IR or SMDS detector to determine the denomination of banknote.The detector that the correlated characteristic of banknote can be mounted is measured, and compares with the reference characteristic that is stored in the denomination table.Accurately the denomination that will select by the user with reference to characteristic and current currency are definite.If the characteristic match reference clauses and subclauses of banknote will be counted a banknote,, then pass on a denomination mistake to the user by LCD display 801 if they do not match.
Usually, if a more than detector is installed in the banknote counter, then detector is set to primary detector by the keeper or when factory's initial setting up, and will compare with the coherent reference characteristic in the look-up table from the measured value of primary detector.Then can be used to confirm the authenticity of banknote from the signal of other detector.
8.2.c Automatically discern denomination
The file of these all given denominations of mode computation, selected denomination are first denominations that is fed into the banknote of counting equipment.As for fixing denomination pattern, if the denomination that to detect a denomination be not first feeding banknote, then the banknote counter will stop counting, and show a mistake on LCD display 801.Can adopt then with the subsequent user that fixedly the denomination pattern is identical and operate.
Equally, employed currency and the detector that is installed to the banknote counter are depended in this selection.Spendable possible detector is SD, 3D, IR or SMDS detector.Can use the length of 3D detectors measure banknote and minor face edge and/or taking-up to be coded in denomination data in the magnet-wire of banknote, carry out the automatic detection of first banknote.Final sum will be presented at 823 places, position on the LCD801.
8.3 value pattern
8.3.a The denomination input
In this pattern, counting is placed on the file on the feeding storehouse, and final count value be multiply by denomination value generation one total value of user's input.This result 823 places, the position on display 801 then is shown as value.To be similar to, import the denomination value with reference to the mode described in the fixing denomination counting mode.Yet, under this pattern, can import any denomination by numeric keypad 813.Utilize the denomination of count information and input, the treatment circuit by main control PCB610 calculates described calculating and is worth.
This pattern does not use any detector system to determine the denomination of banknote, but supposes that all banknotes all have identical denomination.
8.3.b Fixing denomination
With with the fixing similar mode of denomination count mode, this pattern will be counted the All Files by the determined predetermined denomination of user, and this counting be multiply by the value of determining denomination, and the position on LCD display 801 823 shows the total value of these files.According to currency, as described in the reference corresponding calculated pattern of front, import fixedly denomination, and similarly this pattern only can be used for being equipped with the machine of specific detectors.
If detect any banknote that does not meet the denomination characteristic of selected denomination, the banknote counter will stop and demonstration and the consistent mistake of corresponding calculated pattern operation.
8.3.c Automatically discern denomination
This pattern is checked all and is placed on the file in the feeding storehouse and the denomination that will check is set to be fed into the denomination of first banknote of banknote counter.The quantity that will have the banknote of the first feeding denomination multiply by the value of the first banknote denomination, described output is shown on the position 823 of LCD display 801.
If detect the denomination of the denomination that is not the first feeding banknote, the banknote counter will stop according to corresponding count mode operation.
8.3.d The Special Mixed denomination
This pattern allows to check and comprises the bundled banknote that mixes denomination, and the total value of described banknote bundles will be presented on the position 823 of lcd screen 801.This pattern relies on the characteristic of current currency and the detector of installation.For example, there is the currency of the denomination of different minor face edge sizes can use the SD detector, has the currency of identical big or small banknote can only rely on SMDS and IR detector to be used for denomination simultaneously and determine.
Described banknote must have a kind of such denomination, and promptly it has the denomination of the denomination table in the device memory of being stored in.As with reference to the denomination computation schema is described automatically,, determine the denomination of each banknote by detecting and compare the characteristic of banknote.The concrete grammar of determining denomination will depend on employed detector.The details of each detector strategy provides in the 2nd joint.Do not have the denomination that is equal to mutually if detect a banknote, will indicate a mistake to the user.
8.3.e Allocation model
This pattern will be checked out has single number of banknotes of planting denomination, so that formerly given total value to be provided.Usually, this denomination is set to the denomination that is fed into first banknote in the machine.Follow described banknote counter will be from the feeding storehouse feeding banknote individually one by one, and the value of each banknote of deduction from given total value, until the required amount that distributes arrival shown surplus value on LCD display 801, perhaps in the feeding storehouse, do not remain any banknote.Check the size of each banknote subsequently according to the first feeding banknote.After successfully distributing a quantity, display 801 just shows " DONE (finishing) ".If because the denomination setting greater than the desired surplus value, can not complete successfully described batch operation, display will show " NEAR (approaching) ".
Replaceability ground, the user can be provided with the quantity that will distribute, imports a denomination according to fixing denomination pattern then.Described banknote counter is a plurality of banknotes of feeding, and deducts the value of each banknote from the amount that will distribute.If detect a denomination that is different from the denomination of user input, the banknote counter will stop according to other patterns.Banknote will continue to distribute, and until reaching the quantity that will distribute, not have banknote to be assigned with when perhaps surpassing described total amount.Under one situation of back, if these banknotes less than the surplus value that will distribute, the user can import new, a less denomination value and continue the distribution banknote.For reducing a plurality of banknotes that are worth, can continue this process.The user also can select to discern denomination automatically but not fixedly denomination select denomination to be allocated, that is, and can first feeding banknote of a bundling note machine be provided with denomination on the feeding storehouse based on being placed on.The embodiment of the batch operation of this recursion is as described below: distribute the value of 115 units if desired, can distribute the banknote of 5 20 units, the banknote of the banknote of 1 10 unit and 15 unit.
8.4 feeding pattern
The banknote counter allows to be used for three kinds of different feeding patterns of feeding banknote: manually, automatically and the combination of the two.Select preceding two kinds of patterns by pressing automatic key 806.Current pattern shows by auto-feed icon 826 occurring.In manual mode, in case the beginning/stop key 805 of display control panel before pressing, the banknote that is placed on the feeding storehouse just is fed in the counter equipment also processed.In automatic mode, feeding storehouse IR sensor 652 is activated.When banknote is placed into the feeding storehouse, it will stop the light that sends and with IR ray reflected light electric diode from the infrared LED of IR sensor 652.Be used to then represent that from the signal in the described photodiode banknote has been placed on the described receiver, and after a time delay of setting, banknote is fed in the system with beginning.Described time delay can select one to begin delay feature automatically and set by the keeper, can use therein right 810 and left 812 arrow keys set and postpone.Described delay allows the user before feeder and the entry into service of transmission motor hand safety from machine to be shifted out.
When the banknote counter connects when online by RS232, last pattern can be set by remote computer.In this pattern, after the banknote counter was opened or resetted, the feeding pattern of acquiescence was automatic.After with this pattern feeding one bundling note machine, the banknote counter resets to the hand feed pattern then.
Also there is a kind of wrong selection that postpones that is provided with, wherein detecting after indicating a mistake on the display 801, after a time delay of setting, will continue the feeding banknote automatically.Described wrong delay is shorter than usually and begins automatically to postpone, because banknote is placed on the feeding storehouse usually.
8.5 detector control
Each detector that is installed in the counting device can be opened separately or turns off by display control panel.For realizing this purpose, the user presses the detector key 808 on the front panel, and it shows the detector parameters that relates to recently.Allow the user to inspect all available on current banknote counter detectors by detector key 808 subsequently.When required detector mark is presented at LCD display 801, can use on the numeric keypad key 0 or 1 or denomination key 811 respectively detector is turned off and is opened.In order to confirm edited detector parameters, can press beginning/stop key 805, perhaps the user can wait for that display is overtime.
Additional user simplify the operation (shortcut) also is provided, if wherein press detector key 808 certain hours, common one or two second, all the authenticity detectors in the banknote counter all can be deactivated, the only remaining detector that is arranged to denomination identification.If the user wants to count fast or check under the situation that does not activate any authenticity detector, this is useful.For the detector with appointment before activates again, the user can press detector key 808, continues a later time.
8.6 peripheral operation
Counting device can be connected to outer computer or printer by one or more RS 232 ports 208 that are positioned at detector box rear portion.
This can realize following feature:
8.6.a Manually printing/long-range demonstration
If counting equipment is connected to printer or remote display, the result of so exportable value operation.
For selecting automatic printing, amount to key 802 certain hour that must be depressed, common one or two second.After finishing this action, will on LCD display 801, show " printing " and can print.
When the keeper sets print data usually, and option comprises: when requiring; When stacker is empty; And when stacker and feeding storehouse are all empty.Described keeper also sets and will print the total of what aspect in these incidents each, and whether shows all denominations of concrete currency in printout, perhaps the denomination that detected of those use value countings only.
One example of printout shows that in Fig. 8 C the number 831 of each denomination 830 and total value 832 amount to 833 with integral body and print.
The function of remote display is moved in the mode that is similar to this printing model.
8.6.b Outer computer control
If computer is connected to the RS232 port, then can and/or be worth the result who operates and uploads in the various cash management systems of moving on computers counting.In some patterns, the banknote counter will be configured to on-line operation automatically and need not the user import.In other pattern, the user must manually activate " online " function.For realizing this purpose, automatic key 806 must be pressed certain hour, and common one or two second, after this, current operator scheme---" off-line " or " online " will be presented on the display screen 801.Arrow key 810,812 is used between two operations switching back and forth, and same presses beginning start key 805 to confirm selected pattern, and perhaps the user can wait for that display is overtime.Described computing equipment can be configured to be connected to automatically remote computer or be configured to wait for selected until online order.
Can provide the embodiment of function to have when banknote counter " online ": transmission total information; Reset total information; Transmission state and error message; And operated from a distance parameter configuration.
8.7 speed adjustment
In operating process, the user may wish to reduce the speed that computing equipment is handled banknote.For example, when checking the banknote of the non-constant of quality, must use than low velocity to prevent to the damage of banknote or the false readings of coming self-detector.Show the current speed of service of banknote by pressing speed key 807.For in available speed cocycle, can repeat to press the speed key or can use the right side 810 or left 812 keys.In case selected required speed, can press beginning/stop key 805 or user and can wait for that display is overtime.Usually available speed is 800,1200,1500,1800 and 2000 banknotes of per minute.
8.8 denomination table and currency are selected
Each banknote counter can comprise the look-up table of many different denominations in memory, each is shown corresponding to a kind of different currency.These denomination tables as described before, will comprise the data of the characteristic of the banknote that each denomination in this currency is described; For example: be worth; Size dimension; UV fluorescence and reflectivity parameter; IR image graph and IR feature; The position of magnetic chart image pattern and magnetic feature; The metal wire characteristic; And stiff thickness.Then in the denomination identification and/or discriminating of any concrete banknote, these characteristics are inquired by primary processor.
In the certain operations pattern, the content in selected denomination/currency tabulation is used to activate and/or deactivate selected detector.For example, when the currency of selecting is dollar,, then do not need the performance of size detector (SD) and 3D detector because all dollars (denomination) all are identical sizes.In this case, described tabulation will comprise and show that these features that show banknote do not need the data of measuring.Adapt to therewith, processor will deactivate SD and 3D detector (saving) referring to the 2.5th joint and 2.6 if---do not need these parts to carry out any other detection processing.
When the user is switched in the currency table, will start one group of new detector, it is corresponding to the desired pattern measurement of new table.In " automatically " pattern,, can carry out the selection of currency/denomination table by processor if visited abundant data between currency, to distinguish when processor is initial.In processing procedure, do not correspond to the feature of in selected denomination/currency table, being stored if find the feature detected, will show that error message and/or user can be prompted to select the tabulation that substitutes.In some patterns, processor itself will be checked to confirm that described banknote is whether corresponding to the banknote of another storage.
In some embodiments, can be chosen in the banknote counter and to use more than a kind of currency.In these cases, many denomination tables that will be used for multiple currency are loaded into the memory of counting equipment, and the user is switched between different currency.For realizing this purpose, the user at first presses and keeps denomination key 808 certain hours, and common one or two second, to show current currency code.In the denomination recognition mode, next press denomination key 808, available in addition currency will be presented on the screen 801.In the pattern of reckoning by the piece, do not need ensuing button.Can be by by in the shown currency of beginning/stop key 805 selections a kind of, wait for that perhaps display is overtime.Selectively, can select currency code by pressing the right side 808 and left 812 arrow keys, and press once more with the selection before confirming.When selecting a kind of new currency to be provided with, detector setting and computation schema with auto-update with reference to a new denomination table.
8.9 wrong detection and demonstration
Exist many kinds can be detected and convey to user's mistake by the banknote counter.These mistakes are presented below successively:
8.9.a Tracking transducer mistake-demonstration " clear "
When the IR sensor in feeding storehouse, stacker or transmission is covered by banknote or dust, will show this signal.Monitor this signal in each sensor, as electric current that offers the LED in the sensor and/or voltage, and these signals will be used to the detecting sensor mistake.If it is correct that electric current and/or voltage measuring value show LED operation, yet that sensor signal is different from when covering or opening is measured, a mistake will occur so.In case this error message is presented on the LCD display curtain 801, the user can take banknote away and/or clean described IR sensor from problem area.
8.9.b Feeding obstruction-demonstration " FEEd "
This shows a feeding mistake, and usually occurs in when banknote sticks together in feeding bundle or banknote for the feeding height of feed arrangement and during Yan Taihou.Move when the feeding motor is detected as, for example by measuring feeding electric current and back-EMF, and described feeding storehouse sensor hindered, yet when arriving the transmission detector without any banknote, can detect this mistake.Shown mistake indication user shifts out whole banknotes from the feeding storehouse, and guarantees that they are unstuck before feeding banknote again.The feeding height during banknote of Yan Taihou, must be adjusted according to being relevant to described in the feed arrangement if the user attempts that feeding highly is provided with for current feeding so in replaceability ground.
8.9.c Half paper money detection-demonstration " half " (partly)
When the banknote counter detects half paper money, show this signal.When on a left side and right two detector sensor, measuring two collision signals, detect this mistake.In case observe this mistake, the user must shift out and check the banknote that is arranged in stacker, shifts out any suspicious banknote and the described counting of feeding again from bundle.When feeding banknote again, calculate and show and to revert to zero or show when the sum that piles up when being emptied at last.
8.9.d Transmission obstruction-demonstration " JA "
This shows that banknote is blocked in the banknote transmission.Stop up similarly with feeding, when determining that by detecting the timing wheel signal transmission motor move, yet during the banknote that in transmission channel, is passed through activation, detect this mistake without any detector.When showing this mistake, machine must be switched off, and as above discharges described detector box allowing to enter transmission channel, and shifts out the problem banknote.
8.9.e Stacker feeding mistake-demonstration " rFEED "
When machine owing to during stacker mechanism wrong out of service, show this signal.By analyzing two detector signal and timing wheel signal and count integrities opened, detect this mistake.In this case, all banknotes all must shift out from stacker and necessary repeat count.
8.9.f Damage or aging (degraded) banknote-demonstration " ChEC "
Owing to damage or aging when causing machine to quit work, show this signal when machine.In this case, all banknotes all must shift out from stacker, and the banknote of any damage all must take out from a bundle and banknote is counted again.
8.9.g Banknote rests in the transmission-shows " LASt "
When resting in the transmission path, show this signal from the banknote in the bundling note machine that is fed into machine before.When two motors all are confirmed as cutting out, yet when still receiving signal in the detector from be installed in transporting rail, detect this mistake.This mistake of Special attention will be given to, must shift out the banknote that stops in transmission channel---can be by opening the detector case assembly as mentioned above, and must count again.
8.9.h Multiple banknote-demonstration " GuLP "
When three or more banknotes pass together machine by the time, show this signal.Detect this problem by measuring big two detector signals of opening.
8.9.i Above quota distribution (over dispense)-demonstration " oVER "
In a pattern, when distributing the value that is higher than initial requirement, can show this signal.
8.9.j Usually fault-demonstration " FAULT " (fault)
When in machine, detecting common fault,, show this signal such as when from the expection detector, not detecting signal or any other general exception.
8.9.k Sensor-the demonstration " CLEAn " of blocking
When the dust in the banknote or dirt block machine sensor, show this signal.To be similar to the mode of tracking transducer, can measure employed voltage of UV LED and/or electric current, and with in transporting rail, existing of being received or do not exist the detector signal grade of banknote to compare.Under this wrong situation, machine must be opened as described above and be cleaned.
8.9.1 Two detectors be blocked-show " CLEAn dd "
When because two when opening dirt on detector bearings or the roller or dust and causing machine to stop, showing this signal.This detects with the unusual reading of searching by analyzing two detector signals of opening.
8.9.m " Lid " (lid) opened-shown to two detector boxes
When the detection box is opened, show this signal, it detects when being opened by switch 651.
8.9.n Assignment error-demonstration " nEAr "
When control circuit detects value to be distributed less than the denomination that just is being assigned with or when being provided with the minimum that mixes in the denomination, show this signal.
8.9.o detector mistake-demonstration " n rdY det "
When selected detector can not correctly start, show this signal.One in the icon 824 to 829 will glisten according to affected detector.
8.9.p counterfeit money mistake-demonstration " CF " n
This shows that it may be counterfeit money that banknote (1 shows it is top banknote) is opened at the top downward " n " of the described bundle from the stacker storehouse.In this case, the user should check described banknote, if but be willing to also can continue counting by the beginning key, perhaps shift out described banknote and restart.
8.9.q denomination mistake-demonstration " dEn " n
Open banknote (1 shows it is top banknote) when not being determined denomination when the top of the described bundle from the stacker storehouse downward " n ", show this signal.In this case, the user should check banknote, if but be willing to also can continue counting by the beginning key, perhaps shift out described banknote and restart.
8.10 keeper and engineering mode
For the sensitivity that changes detector and select multiple operating parameter, can provide a kind of administrator mode.For entering this pattern, by the key of next particular order, and by numeric keypad 813 input passwords.By using arrow key 810 and 812, inspect the available function of row that illustrates on the display 801, select manager function.Except editing detector parameters and supplying with automatically the delay parameter, printer setup, stacker restriction, communications setting, buzzer setting and recovery setting all can be changed by the keeper.The also function of the various detectors of lockable is to prevent that they are used in standard operation.
Enter engineering mode in a similar fashion, this project pattern provides diagnostic function.
9. The outer plastic housing
Use a plurality of plastic front boards to cover described interior metal chassis, described plastic front board provides exterior cladding (finish) and relative user that internal mechanism is sealed to the banknote counter.The plastic side face shield 902 on the right covers main control PCB610 and power-supply circuit, and the plastic side face shield 903 on the left side covers feeder and transmit outer driving mechanism.Front shroud 901 comprises front panel PCB 907 and polymer bonds panel 908 and preceding label panel 909.Polymer bonds panel 908 generally includes the molded rubber key with integrated carbon pin.When by next key, these pin contact front panels PCB907, and the impedance that described key is designed to provide suitable is recognized by next key to allow the user with the pressure of opposing from the operator.Be connected to the LCD display 801 in addition of front panel PCB 907.Described front panel PCB 907 comprises I/O (I/O) circuit with control LCD display 801 and handle the input of any key entry.On the upper surface of front shroud 901,, a reflective IR sensor 625 is installed to detect the banknote that in the feeding storehouse, occurs in the porch of feeding part.This sensor comprises an infrared LED and a phototransistor, and described sensor is connected to front panel PCB.Front panel PCB then arrives primary processor PCB with this IR sensor information by cable transmission.
Then additional side upholstery border panel 912,913 and front decoration panel 905 are attached to respectively on each side skin plate 902,903 and the following stacker part 673.
PCB and mechanism that detector box shell 904 will be installed in the detector box cover.
Back metal finishing 906 is fastened to detector box-like cover 904, and two delivery regulators 922 snap in each notch of detector box-like cover 904.These delivery regulators can laterally slide to adjust the guiding width when the feeding banknote.Last shade assembly 921 is fastened to each side of case side panel 602,603, and when detector box 200 locks advanced to locate, last shade assembly 921 was positioned at the top of detector box-like cover 904.At last, one comprises that the handle rotor of Handleset part 911 is mounted to each side of shell component 921 rotatably, and described handle provides standard application from the travel position position of only departing from vertical direction and from a position pivot rotation that flushes with the back side of detector box-like cover 904.
This handle also provides a shelf for removable detector box.When discharge from latch assembly 603 detector boxes and detector box around it to described side panel 602,603 connector and during the pivot rotation, the cam face of the bent recess form of little pin contact Handleset piece 911 of extending from detector box-like cover 904 lateral vertical.Along with further pivot rotation backward of detector box-like cover 904, described little pin pushes the edge of this bent recess and moves along it, and then described handle upwards promoted with the cam-like motion, and between handle and detector box-like cover 904, provide the gap of certain grade.In this position, described handle hinders detector box being moved further with respect to the support of counter, thereby allow detector box-like cover to lean against on the described Handleset, and the top that allows the user to enter transporting rail removes obturator, and the banknote counter rollover need not be come.Described handle can further be lifted by the user, to allow the opening detector box fully.

Claims (57)

1. structure, have the first wall and second wall arranged perpendicular to each other, described first wall is provided with first locating hole, described second wall has first positioning salience, described first positioning salience is suitable for extending into first locating hole, thereby the first wall and second wall are engaged with predetermined relationship, the width of wherein said first locating hole changes along its length, comprise narrow-minded portion in simultaneously, narrow-minded portion is arranged between first and second enlarged that increase with respect to narrow-minded width in this.
2. structure according to claim 1, wherein said in the width of narrow-minded portion be suitable for holding the thickness of first positioning salience in the mode that a tolerance limit cooperates.
3. according to claim 1 or the described structure of claim 2, at least one in wherein said first and second enlarged is provided with the flattened edge of the length that is basically perpendicular to described first locating hole.
4. require described structure according to arbitrary aforesaid right, at least one in wherein said first and second enlarged has the width that is equal to its length substantially.
5. require described structure according to arbitrary aforesaid right, at least one length in wherein said first and second enlarged is greater than its width.
6. require described structure according to arbitrary aforesaid right, the pattern length of wherein said first and second enlarged is greater than the length of narrow-minded portion in described.
7. require described structure according to arbitrary aforesaid right, wherein said first wall further is provided with second locating hole, and described second wall further comprises second positioning salience, described second positioning salience is suitable for extending into described second locating hole, and the width of wherein said second locating hole is along its length variations, comprise narrow-minded portion in second simultaneously, narrow-minded portion is arranged between third and fourth enlarged that increases with respect to described second narrow-minded width in described second.
8. a method of making a kind of structure according to claim 7 is wherein used individual tool in single punching step, goes out described first and second locating holes from described first wall.
9. method according to claim 8 wherein uses individual tool in single punching step, and described first and second positioning saliences are developed and printed in described second wall.
10. according to Claim 8 or the described method of claim 9, wherein use the screw between first and second locating holes that described first and second walls are bonded to each other.
11. punching tool that is used for going out aperture at sheet material, described punching tool has first cross section of wide variety, comprise narrow-minded portion in first simultaneously, this in first narrow-minded portion be arranged between first and second enlarged that increase with respect to described first narrow-minded width.
12. punching tool according to claim 11, has second cross section with the spaced wide variety of first cross section, comprise narrow-minded portion in second simultaneously, this in second narrow-minded portion be arranged between third and fourth enlarged that increases with respect to described second narrow-minded width.
13. structure, described structure has first and second walls of arranging perpendicular to each other, described first wall is provided with a hole that is used to hold a screw that therefrom passes, described second wall has by first and second adjacent parts that parallel cuts limited that pass described second wall, described first is out of shape from the second wall plane along first direction, and described second portion is out of shape from the second wall plane along relative direction, thereby formation one is used to hold the cavity of the shank of screw that passes first wall between first and second parts, wherein said second wall further is provided with one and be formed on the consecutive hole of cavity between the described crushed element, to hold a nut, described nut is used to mesh the bolt that passes first wall and cavity.
14. structure according to claim 13, wherein said second wall further is provided with and is parallel to first and second parts and adjacent to the third part of second portion, described third part is out of shape from the second wall plane, so as to extending in the cavity that forms between the described part along first direction.
15. structure, described structure has at least one first wall, described wall periphery is provided with and is suitable for the otch that cable therefrom passes, and be installed in grommet in the described otch, be used for respect to the fastening described cable of first wall, wherein said otch comprises the protuberance that is used for grommet is remained on otch.
16. structure according to claim 15, wherein said opening have the form of part circle, are preferably greater than semicircle.
17. one kind is included in and requires described structure according to arbitrary aforesaid right in the document handling apparatus.
18. document handling apparatus, comprise first and second spaced each other sidewalls and the axle that between them, extends, one end of described axle is supported by a clutch shaft bearing that is arranged in the hole that is arranged on the first side wall, and its other end is by second bearings that is arranged in the hole that is arranged on second sidewall, described second bearing has flange around it, each terminal clip of arranging at described axle, described clip is used for corresponding axis accepted insurance and is held in described axle, and a compression spring is set, between the flange on second sidewall and second bearing to shift described axle onto predetermined reference position.
19. document handling apparatus according to claim 18, wherein said compression spring is a spring washer.
20. according to claim 18 or the described document handling apparatus of claim 19, wherein said clip is circlip or E type ring, and described axle is provided with adjacent to its each terminal circumferential groove in order to hold corresponding clip.
21. document handling apparatus, has base unit and rotor removable unit mounted thereto rotatably, and the handle that is connected to base unit adjacent to the rotor of removable unit rotatably, described handle is provided with at least one cam face, described cam table is arranged in abutting connection with described removable unit, make when pivot rotates away from base unit with described removable unit, described cam face follows removable unit closely, so as to described handle pivot is rotated to first raised position.
22. document handling apparatus according to claim 21, wherein arrange described handle with respect to described removable unit, make described handle in case at its first raised position, described handle hinders removable unit and is moved further with respect to any of described base unit.
23. document handling apparatus according to claim 22, wherein said handle can further be rotated to second raised position from its first raised position pivot by the user, and wherein said handle no longer hinders moving of described removable unit.
24. one kind is used to detect the file probe assembly that file therefrom passes, comprises: axle; Be installed at least one roll assembly on the described axle; Guide surface, described roll assembly are cooperated with described guide surface to be limited to the nip between them; Sniffer, be used to survey described at least one roll assembly with respect to guide surface, one or more files are passed the deflection that the nip between roll assembly and the guide surface responds; And the supervising device that is used to monitor the deflection of being surveyed; Wherein said axle comprises the eccentric part that at least one roll assembly is installed on it, makes to adjust the size of the nip that is limited between roll assembly and the guide surface by the described axle of rotation.
25. file detecting devices according to claim 24, wherein said guide surface comprise at least one guide roller relative with described at least one roll assembly.
26. according to claim 24 or the described file detecting devices of claim 25, wherein described at least one roll assembly is installed on the axle by the mechanism that comprises elastic part, make described at least one roll assembly cause of the deflection of described elastic part, and described detection agency is surveyed the deflection of described elastic part to determine the deflection of described at least one roll assembly with respect to axle with respect to the deflection of described guide surface.
27. file detecting devices according to claim 26, wherein said sniffer are disposed in the described axle.
28. sheet detecting equipment according to claim 27, wherein said at least one roll assembly comprise that one is projected into the rigid member in the axle, described rigid member can be with respect to the diameter of axle to moving in response to the deflection of elastic part, and cooperate mutually with sniffer.
29. file detecting devices according to claim 28, described sniffer comprises the device that is used to produce with receiving electromagnetic radiation, the material of described rigid member is such: even during proper elastic part deflection, the ratio of the electromagnetic radiation that receiving system received is owing to moving of described rigid member changes.
30. file detecting devices according to claim 29, wherein said generation device comprises one or more light emitting diodes, and described receiving system comprises phototransistor.
31. according to the described file detecting devices of arbitrary claim in the claim 24 to 30, wherein said supervising device comprises checkout gear, and whether the deflection that described checkout gear is used to detect elastic part is by passing one of nip or caused more than one paper.
32. according to the described file detecting devices of arbitrary claim in the claim 24 to 31, wherein said at least one roll assembly comprises inside race and the outer race around bearing arrangement, described inside race is with spool coaxial and be supported on the axle by elastic part.
33. the file detecting devices during the arbitrary claim in being subordinated to claim 28 to 30 according to claim 32, wherein said rigid member comprises a pin, and described pin is passed in the interior hole of described axle in abutting connection with the inner surface and the protrusion of described inside race.
34. according to the described file detecting devices of arbitrary claim in the claim 24 to 33, wherein said sniffer is installed in one and can slides into or skid off in the housing of axle.
35., comprise being installed in two roll assemblies that axle is gone up and is spaced apart from each other according to the described file detecting devices of arbitrary claim in the claim 24 to 34.
36. according to the described file probe assembly of arbitrary claim in the claim 24 to 35, further comprise key lock dog adjacent to an end of described axle, described key lock dog is shaped as, and described key lock dog is so shaped that the hole that can pass respective shapes---when axle during at one first predetermined orientation; And can not from the hole, pass---when axle during not at first predetermined orientation.
37. file probe assembly according to claim 36, wherein said key lock dog is arranged such that when axle when being positioned at first predetermined orientation, and the size of the nip between roll assembly and the guide surface is greater than the size of this nip when axle whiz first predetermined orientation.
38. document handling apparatus, comprise the first and second lateral separation sidewalls and according to the described file probe assembly of arbitrary claim in the claim 36 to 37, described axle is supported between first and second sidewalls, described the first side wall is provided with porose, described hole is shaped as when axle allows the key lock dog when being positioned at first predetermined orientation and passes the first side wall, and prevents that the key lock dog from passing from the first side wall when spool not at first predetermined orientation.
39. according to the described document handling apparatus of claim 38, wherein said key lock dog is provided with protuberance, and described hole additionally is configured as engages described protuberance when described axle is positioned at second precalculated position, thereby puts in place the file probe assembly is fastening.
40. document handling apparatus, comprise roll assembly, guide surface and an eccentric shaft that rotatably is installed to this roll assembly with fixed relationship, described guide surface and roll assembly are opposed to be limited to the nip between them, wherein said guide surface is installed movably with respect to described roll assembly, and rotation degree according to described axle, described eccentric shaft is pushed to greater or lesser degree with guide surface towards described roll assembly, thereby adjusts the size of described nip.
41. according to the described document handling apparatus of claim 40, wherein said guide surface is supported by a plate, the fulcrum of the end of described plate by being positioned at plate rotates with respect to described roll assembly rotor, described eccentric shaft is arranged to the hole away from described fulcrum of passing the other end that is positioned at described plate, and the rotation degree that depends on described axle applies the pressure of greater or lesser degree to described hole, thereby pivot rotates described plate and adjusts the size of described nip.
42. according to claim 40 or the described document handling apparatus of claim 41, wherein said guide surface comprises one or more in roller, wheel and the friction pad.
43. the method for a control documents treatment facility, described equipment comprises: be used to detect the file probe assembly of one or more files from wherein passing through, and at least one is used to detect the detector of the feature of each file, described method comprises:
A), determine whether described at least one detector is in state of activation in case receive from the file probe assembly and to show the signal that has passed more than one file;
B) if not, determine whether to know the number N of the file that passes described file probe assembly; And
C) control described document handling apparatus based on the output of step b).
44. according to the described method of claim 43, if wherein known the number of files N that has passed described file probe assembly in step (b), step (c) comprising so:
C1) counting with file increases N, and according to the described N of a rule treatments file that limits in advance.
45. according to the described method of claim 43, if the unknown number of files N that has passed described file probe assembly in step (b) wherein, step (c) comprising so:
C1) produce an error message and termination processing to any other file.
46. according to the described method of claim 43, if wherein known the number of files N that has passed the file probe assembly in step (b), then step (c) comprising:
C1) determine whether described at least one detector has detected the feature of each file in N the file that passes the file detecting devices;
C2) if whether determine is enough to determine the detected feature of each file whether described file meets one group of predetermined standard;
C3) if file counting increased N and according to the detected feature of each file is removed to handle a described N file according to pre-defined rule.
47. according to the described method of claim 46, wherein said one group of predetermined standard is that described file is real.
48. according to the described method of claim 43, if wherein known the number of files N that has passed the file probe assembly in step (b), then step (c) comprising:
C1) determine described at least one detector whether after testing pass the feature of each file in N the file of file detecting devices;
C2) if not, produce an error message and end the processing of other file arbitrarily.
49. rotated detection assembly, comprise a timing wheel and an optical gate, described optical gate have one with the isolated radiation emitter of radiation receiver, described timing wheel extends into described optical gate and intersects with the light that is sent with the radiation emitter, and described timing wheel have one or more in this timing wheel, limit so that light from its notch that passes, light path between the transmitter and receiver is alternately blocked by described timing wheel or make light path pass described notch or each notch along with the rotation of timing wheel, to detect the rotation of timing wheel, wherein said timing wheel comprises the almost circular central platform that limits around rotation, and the periphery flange around described circumference of taking turns that from described central platform, vertically extends, described notch or each notch are limited in the periphery flange that is basically parallel to rotation.
50. according to the described rotated detection assembly of claim 49, wherein said timing wheel is made of plastics.
51. according to claim 49 or the described rotated detection assembly of claim 50, wherein said notch or each notch form by photoetching process.
52. method that is arranged the motor of at least one roll assembly that drives in the document handling apparatus of a control comprises:
A) in a single day receive commencing signal, thereby just provide a forward current to quicken described at least one roll assembly to described motor;
B) speed of described at least one roll assembly of monitoring, and monitoring supplies to the level of the forward current of described motor;
C) when the speed of described at least one roll assembly that monitors reaches predetermined speed, record supplies to the corresponding size of the forward current of motor;
D), thereby just provide a reversing the current described at least one roll assembly that slows down to described motor in case receive stop signal;
E) monitoring supplies to the level of the reversing the current of motor, and the size of this level that monitors with the forward current that is write down compared;
F) when the level of the reversing the current that monitors reaches the forward current that write down big or small, end described at least one roll assembly thereby cut off described reversing the current.
53. according to the described method of claim 52, wherein step c) further comprises the marginal range of calculating the size that centers on the forward current that is write down, and in step f), when the level of the reversing the current that monitors drops in the described marginal range, cut off reversing the current.
54. a control is suitable for handling the method for the document handling apparatus of banknote, described equipment comprises that at least one is used to detect the detector of the feature of each banknote, and described method comprises:
A) identification is with the currency of processed banknote;
B) retrieval one currency corresponding with identification currency tabulated, and described currency tabulation defines one or more features of the currency that will detect; And
C) according to the feature of the banknote that will detect, start or stop described detector or each detector.
55. according to the described method of claim 54, wherein in step a), the identification of currency is imported by the operator.
56., wherein in step a),, carry out the identification of currency automatically by document handling apparatus based on detected feature with first processed banknote according to the described method of claim 54.
57. according to the described method of arbitrary claim in the claim 54 to 56, if wherein detected banknote feature does not correspond to the currency of discerning in step a), repeating step is a) discerning a new money, and based on described new money execution in step b) and c).
CN200780032241.2A 2006-06-28 2007-06-25 Document handling apparatus Expired - Fee Related CN101511503B (en)

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GB0612856A GB0612856D0 (en) 2006-06-28 2006-06-28 Document handling apparatus
US89938207P 2007-02-05 2007-02-05
US60/899,382 2007-02-05
PCT/GB2007/002356 WO2008001056A2 (en) 2006-06-28 2007-06-25 Document handling apparatus

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CN102262795A (en) * 2011-08-10 2011-11-30 深圳市怡化电脑有限公司 Method for processing currency detector sensor signals and sensor modules
CN104282076A (en) * 2013-07-09 2015-01-14 启桦机械工业股份有限公司 System and method for banknote sorting device
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