CN206147804U - Sheet medium thickness detection mechanism and sheet medium processing device - Google Patents

Abstract

The utility model provides a sheet medium thickness detection mechanism and sheet medium processing device to solve the thin slice class medium thickness measuring mechanism complex operation's when the assembly is perhaps maintained among the prior art technical problem. Thin slice class thickness of medium thickness detection mechanism includes frame and thickness measuring unit, the thickness measuring unit include elastic element and with frame swing joint's thickness measuring frame, elastic element include the fixed part and with the fixed part is connected presses the splenium, the fixed part with frame fixed connection, flexibly press down according to the splenium the thickness measuring frame.

Description

Flaky medium thickness detection mechanism and laminated medium processing unit

Technical field

This utility model is related to flaky medium thickness detection mechanism and using the flaky medium thickness detection mechanism Laminated medium processing unit.

Background technology

The laminated medium processing units such as automatic ticket checker, paper currency sorter generally need to arrange thickness detection mechanism, use In detection ticket, the flaky medium (hereinafter referred to as medium) such as bank note whether be single sheet, to prevent from re-opening or surface is viscous The medium for being connected with foreign body enters laminated medium processing unit.

Correlation technique provides a kind of flaky medium thickness detection mechanism, as shown in figure 1, the testing agency includes benchmark The ＇ of roller 1, the ＇ of lower fixed frame 2, multiple ＇ of thickness measuring unit 3, the ＇ of upper holder 4, the ＇ of multiple Magnet 5, and the ＇ of multiple Hall elements 6, wherein, The ＇ of reference roller 1 is located at the lower section of the ＇ of lower fixed frame 2, and the multiple ＇ of thickness measuring unit 3 tops pass through the ＇ of upper holder 4, bottom to pass through lower fixation The ＇ of frame 2, the ＇ of lower fixed frame 2 are fixedly connected with the ＇ of upper holder 4；The ＇ of multiple Magnet 5 is connected respectively with multiple ＇ of thickness measuring unit 3, it is multiple suddenly Your ＇ of element 6 is located at the ＇ of multiple Magnet 5 tops and corresponds and be not connected to the ＇ positions of multiple Magnet 5.

As shown in Fig. 2 the thickness measuring unit 3 ＇ includes the ＇ of fixed mount 31, the ＇ of roller dynamic bearing 32, the ＇ of flexible member 33 and lead column 34 ＇, the ＇ of roller dynamic bearing 32 are fixed on the ＇ bottoms of fixed mount 31 by bearing pin, can be dynamic around bearing pin free roll；The ＇ of lead column 34 is arranged on The ＇ of fixed mount 31 tops, the ＇ of flexible member 33 is stage clip, is enclosed within the ＇ of lead column 34.When no bank note is by the ＇ of reference roller 1 and thickness measuring When between the ＇ of roller dynamic bearing 32 of the ＇ of unit 3, the ＇ of roller dynamic bearing 32 of the ＇ of the reference roller 1 and ＇ of thickness measuring unit 3 is tangent；Pass through when there is bank note When between the ＇ of reference roller 1 and the ＇ of roller dynamic bearing 32 of the ＇ of thickness measuring unit 3, the ＇ of thickness measuring unit 3 is passively lifted, and causes changes of magnetic field, Hall The ＇ of element 6 can sense the change of magnetic flux density, and output produces the signal of respective change, such that it is able to judge medium whether re-open or Person's surface mount has foreign body.

The problem of this flaky medium mechanism for measuring thick is, when assembling or keeping in repair thickness detection mechanism, multiple surveys The ＇ of multiple flexible members 33 of the ＇ of thick unit 3 easily comes off, cumbersome inconvenience.

Utility model content

The purpose of this utility model is to provide a kind of flaky medium thickness detection mechanism, of the prior art to solve The flaky medium mechanism for measuring thick technical problem cumbersome in assembling or maintenance.

The flaky medium thickness detection mechanism that this utility model is provided, including frame and thickness measuring unit, the thickness measuring list Unit includes flexible member and the thickness measuring frame being flexibly connected with the frame；

The flexible member includes fixed part and the press section being connected with the fixed part, the fixed part and the frame It is fixedly connected, the press section flexibly presses the thickness measuring frame.

Further, the reference roller with the frame pivot joint is also included；The thickness measuring unit also includes and the thickness measuring frame The thickness measuring roller of pivot joint, the thickness measuring roller is relative with the reference roller；

The press section presses the thickness measuring frame so that the thickness measuring roller is crimped with the reference roller.

Further, along the pressing direction of the press section, the press section covers the thickness measuring roller.

Further, the fixed part and the L-shaped setting in the press section.

Further, the fixed part extends along the short transverse of the frame, width of the press section along the frame Degree direction extends.

Further, including M thickness measuring unit, N number of described flexible member adjacent in the M thickness measuring unit is described Fixed part is connected as one.

Further, M is the integral multiple of N.

Further, the frame includes first support and the second support being oppositely arranged, the two ends point of the reference roller Not with the first support and the second support grafting；

The thickness measuring frame is hinged with the frame by support shaft, the two ends of the support shaft respectively with the first support With the second support grafting, and the support shaft is parallel with the reference roller and interval setting.

Further, the frame also includes the centre being connected between the first support and the second support Frame, and the intermediate support be arranged in parallel with the thickness measuring roller；

The fixed part is fixedly connected with the intermediate support.

The flaky medium thickness detection mechanism that this utility model is provided includes frame and thickness measuring unit, and thickness measuring unit includes Flexible member, the fixed part of the flexible member is fixedly connected with frame, and the press section of the flexible member flexibly presses thickness measuring frame, While i.e. the press section of flexible member is with thickness measuring frame elastic compression joint, flexible member is fixedly connected in frame by fixed part, Flexible member will not fall off during assembling or keeping in repair the thickness detection mechanism so that assembling and maintenance operation are easy Change.

The purpose of this utility model also resides in a kind of laminated medium processing unit of offer, the laminated medium processing unit Including flaky medium thickness detection mechanism as above.

Above-mentioned laminated medium processing unit is examined compared to the beneficial effect of prior art with above-mentioned flaky medium thickness Survey mechanism is identical compared to the beneficial effect of prior art, and here is omitted.

Description of the drawings

Fig. 1 is the structural representation of the flaky medium thickness detection mechanism that correlation technique is provided；

Fig. 2 is the structural decomposition diagram of the flaky medium thickness detection mechanism shown in Fig. 1；

Fig. 3 is the structural representation of the flaky medium thickness detection mechanism according to the embodiment of this utility model one；

Fig. 4 is the schematic cross-section of the flaky medium thickness detection mechanism according to the embodiment of this utility model one；

Fig. 5 a are the structures of the flexible member of the flaky medium thickness detection mechanism according to the embodiment of this utility model one Schematic diagram；

Fig. 5 b are the knots of the flexible member of the flaky medium thickness detection mechanism according to another embodiment of this utility model Structure schematic diagram；

Fig. 6 is the laminated medium processing unit of the flaky medium thickness detection mechanism for using this utility model to provide Schematic cross-section.

In figure：1- frames；2- reference rollers；3- support shafts；4- thickness measuring units；11- first supports；12- second Frame；13- intermediate supports；21- mandrels；22- running rollers；41- thickness measuring framves；42- thickness measuring rollers；43- sensors；44- senses Part；45- flexible members；451- fixed parts；452- press sections；453- fixing holes；100- bank note transfer passages；200- paper Coin thickness detection mechanism；300- Magnetic testis mechanism；400- image detection mechanisms.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described Embodiment is a part of embodiment of this utility model, rather than the embodiment of whole.Based on the embodiment in this utility model, this The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality Novel protected scope.

In description of the present utility model, it should be noted that term " " center ", " on ", D score, "left", "right", " perpendicular Directly ", the orientation or position relationship of the instruction such as " level ", " interior ", " outward " is, based on orientation shown in the drawings or position relationship, to be only For the ease of describe this utility model and simplify description, rather than indicate or imply indication device or element must have it is specific Orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " the One ", " second ", be only used for describe purpose, and it is not intended that indicate or imply relative importance.Wherein, term " first Put " with " second position " it is two different positions.

In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integratedly Connection；Can be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Concrete meaning of the language in this utility model.

In this application, unless limited otherwise, term " length direction of frame " refers to the side of ab arrows indication in Fig. 3 To term " width of frame " refers to the direction of cd arrows indication in Fig. 3, and term " short transverse of frame " refers to Fig. 3 The direction of middle ef arrows indication, remaining direction, using above-mentioned direction as basis reference.

Fig. 3 is the structural representation of the flaky medium thickness detection mechanism according to the embodiment of this utility model one, and Fig. 4 is According to the schematic cross-section of the flaky medium thickness detection mechanism of the embodiment of this utility model one.Fig. 3 and Fig. 4 is referred to, this The flaky medium thickness detection mechanism that embodiment is provided includes frame 1 and thickness measuring unit 4, and the thickness measuring unit 4 includes elasticity Element 45 and the thickness measuring frame 41 being flexibly connected with the frame 1, the flexible member 45 includes fixed part 451 and and fixed part The press section 452 of 451 connections, the fixed part 451 is fixedly connected with the frame 1, and the press section 452 flexibly presses institute State thickness measuring frame 41.Flexible member 45 can be with metal clips or plastic shrapnel, in the present embodiment, and flexible member 45 is metal elastic Piece, such as leaf spring.

The flaky medium thickness detection mechanism that this utility model is provided, thickness measuring frame is flexibly connected with frame, by sensor It is arranged on thickness measuring frame with one of induction pieces, another is arranged in frame, when thickness measuring frame is with frame relative motion, passes The distance between sensor and induction pieces change, and the detection signal of sensor output changes therewith, and thickness measuring can be obtained accordingly The displacement of frame, and then judge whether by the medium of the testing agency be single sheet.Wherein, the thickness measuring of the testing agency Unit includes flexible member, and the fixed part of the flexible member is fixedly connected with frame, and the press section of the flexible member is flexibly pressed While the press section of pressure thickness measuring frame, i.e. flexible member is with thickness measuring frame elastic compression joint, flexible member is fixedly connected by fixed part In frame, flexible member will not fall off during assembling or keeping in repair the thickness detection mechanism so that assembling and maintenance Easy to operateization.

Further, above-mentioned thickness detection mechanism also includes the reference roller 2 with the pivot joint of the frame 1；The thickness measuring unit 4 Also include the thickness measuring roller 42 with the thickness measuring frame 41 pivot joint, the thickness measuring roller 42 is relative with the reference roller 2, the press section The 452 pressings thickness measuring frame 41 is so that the thickness measuring roller 42 is crimped with the reference roller 2.In the present embodiment, thickness measuring roller 42 is located at The top of reference roller 2, thickness measuring roller 42 can drive thickness measuring frame 41 to swing relative to frame 1.Specifically, reference roller 2 is plugged on machine On frame 1 and reference roller 2 can be rotated around its center axis, thickness measuring roller 42 is plugged on thickness measuring frame 41 and thickness measuring roller 42 can be around itself Center axis thereof, thickness measuring unit 4 also includes sensor 43 and induction pieces 44, and sensor 43 is oppositely arranged with induction pieces 44, its In, in both is arranged on thickness measuring frame 41, and both another is arranged in frame 1, when thickness measuring roller 42 and reference roller 2 Between when having medium to pass through, medium lifts thickness measuring roller 42, and thickness measuring roller 42 drives thickness measuring frame 41 to put to the direction away from reference roller 2 Dynamic, the induction pieces 44 or sensor 43 on thickness measuring frame 41 are moved, so that between induction pieces 44 and sensor 43 Distance change, sensor 43 output detection signal change therewith, the displacement of thickness measuring roller 42 can be obtained accordingly. Induction pieces 44 can be magneticss or metalwork, and when induction pieces 44 are magneticss, sensor 43 is Hall element； When induction pieces 44 are metalwork, sensor 43 is inductance sensor.In the present embodiment, induction pieces 44 are Magnet, are arranged on survey On thick frame 41, sensor 43 is Hall element, is arranged in frame 1, and when medium lifts thickness measuring roller 42, thickness measuring roller 42 drives Thickness measuring frame 41 swings, and Magnet changes with the synchronous hunting of thickness measuring frame 41 with the distance between Hall element, causes magnetic field strong Degree changes, and Hall element senses magnetic field intensity, exports relevant voltage, according to the magnitude of voltage of Hall element output, The distance of the movement of thickness measuring roller 42 can be obtained, whether be may determine that accordingly by the medium passed through between thickness measuring roller 42 and reference roller 2 For single sheet.

Further, along the pressing direction of the press section 452, the press section 452 covers the thickness measuring roller 42, so Flexible member 45 can be made to act on the maximum of the elastic force on thickness measuring frame 41, and then make the beginning that thickness measuring frame 41 and thickness measuring roller 42 have It is higher to the close trend of reference roller eventually, be conducive to thickness measuring frame 41 and thickness measuring roller 42 to recover initial position in time.

Fig. 5 a are the structures of the flexible member of the flaky medium thickness detection mechanism according to the embodiment of this utility model one Schematic diagram, refers to Fig. 5 a, the fixed part 451 and the L-shaped setting in the press section 452, i.e. fixed part 451 and press section There is angle between 452, can preferably fit between the two when such fixed part 451 is fixedly connected with frame 1, portion to be fixed After 451 is firm, because fixed part 451 is in different planes from press section 452, press section 452 can be more preferable with thickness measuring frame 41 Crimping, i.e. press section 452 can provide for thickness measuring frame 41 and preferably tend to power, be conducive to thickness measuring frame 41 to recover initial position.

Preferably, the fixed part 451 extends along the short transverse of the frame 1, and the press section 452 is along the frame 1 width extends, and being arranged such can reduce mechanism's chi along the longitudinal direction after flexible member 45 is assemblied in frame It is very little, be conducive to device miniaturization to design.

Fig. 5 b are the knots of the flexible member of the flaky medium thickness detection mechanism according to another embodiment of this utility model Structure schematic diagram, refers to Fig. 5 b, and above-mentioned testing agency includes M thickness measuring unit 4, adjacent N number of in the individual thickness measuring units 4 of M The fixed part 451 of the flexible member 45 is connected as one, the length of the fixed part 451 of N number of flexible member 45 along frame Direction extends and is fixedly connected, and at least two fixing holes 453 is arranged on N number of fixed part 451, when N number of flexible member 45 is installed When in frame 1, by the front of thickness detection mechanism using securing members such as screws through the screw thread on fixing hole 453 and frame 1 Hole is fastenedly connected, and N number of press section 452 is pressed against correspondingly on N number of thickness measuring frame 41.In the present embodiment, N number of flexible member 45 Fixed part 451 link together, therefore reduce installation or removal securing member quantity, therefore easily facilitate assembling or tie up Repair.

Further, M is the integral multiple of N, can so make the stress distribution of frame uniform, also, the specification of flexible member Manufacture can be unanimously easy to, manufacturing cost is saved.

Based on above-mentioned thickness detection mechanism, please continue to refer to Fig. 3 and Fig. 4, the frame 1 includes first for being oppositely arranged Frame 11 and second support 12, the two ends of the reference roller 2 respectively with the first support 11 and the grafting of the second support 12；Institute State thickness measuring frame 41 to be hinged by support shaft 3 with the frame 1, the two ends of the support shaft 3 respectively with the first support 11 and The grafting of the second support 12, the support shaft 3 is parallel with the reference roller 2 and interval setting, along the axially arranged of support shaft 3 There is at least one thickness measuring unit 4.Specifically, first support 11 and second support 12 both along media width direction it is opposing parallel and Interval setting, more than or equal to the Breadth Maximum of medium, reference roller 2 includes mandrel 21 and fixedly sleeved in core for distance between the two Running roller 22 on the periphery of axle 21, the two ends of mandrel 21 are respectively with first support 11 and the grafting of second support 12 and can be around itself axle Line is freely rotated, and running roller 22 is formed by hard material, and its length is adapted with the width of medium, and when using, thickness measuring roller drives to be surveyed Thick frame swings around support shaft, and certainly, the design form of thickness measuring frame can substitute swing detection mode with floating detection mode.

Further, the frame 1 also includes being connected between the first support 11 and second 12 frame 12 Intermediate support 13, and the intermediate support 13 be arranged in parallel with the thickness measuring roller 42, the fixed part 451 and the centre Frame 13 is fixedly connected, and multiple fixed parts 451 set gradually along the length direction of intermediate support 13, so that the energy of press section 452 Enough provide for thickness measuring frame 41 and preferably tend to power.

One of them in the sensor 43 or induction pieces 44 is arranged on intermediate support, and another is arranged on thickness measuring frame On 41.

Fig. 6 is the laminated medium processing unit one of the flaky medium thickness detection mechanism for using this utility model to provide The section of structure of embodiment.In the present embodiment, laminated medium processing unit is paper currency sorter.As shown in fig. 6, bank note is clear Extension set includes along bank note transfer passage 100 and along bank note transfer passage 100 arranging successively the and of banknote thickness testing agency 200 Paper money discriminating machine structure.

Banknote thickness testing agency 200 is used to detect whether bank note is individual bank note, is sheet-fed when the bank note is detected During coin, Paper money discriminating machine structure is passed to, when banknote thickness testing agency 200 detects the bank note to be not individual bank note, than During as having foreign body for adhesion on multiple bank note or bank note, the controller of paper currency sorter controls the suggestion device of paper currency sorter (such as alarm lamp or buzzer) sends information warning, points out user to process.Banknote thickness testing agency 200 is using above-mentioned The flaky medium thickness detection mechanism that one embodiment is provided, its specific constructive form and operation principle refer to above-described embodiment Introduce, will not be described here, wherein, reference roller 2 is connected with the drive mechanism (not shown) of paper currency sorter, is driving Can be around own axis, to drive the bank note being located between reference roller 2 and thickness measuring roller 42 movement under the driving of motivation structure；Bank note Discriminator includes Magnetic testi mechanism 300 and image detection mechanism 400, wherein, Magnetic testi mechanism 300 is used for detecting on bank note Magnetic information；Image detection mechanism 400 includes two imageing sensors being oppositely arranged, and the image for obtaining note surface is believed Breath.

Laminated medium processing unit in the present embodiment is due to the flaky medium thickness provided using this utility model Testing agency, it is easy to operate.

Finally it should be noted that：Various embodiments above is only illustrating the technical solution of the utility model, rather than it is limited System；Although being described in detail to this utility model with reference to foregoing embodiments, one of ordinary skill in the art should Understand：It still can modify to the technical scheme described in foregoing embodiments, either to which part or whole Technical characteristic carries out equivalent；And these are changed or are replaced, the essence for not making appropriate technical solution departs from this practicality newly The scope of each embodiment technical scheme of type.

Claims (10)

1. a kind of flaky medium thickness detection mechanism, it is characterised in that including frame and thickness measuring unit, the thickness measuring unit bag The thickness measuring frame for including flexible member and being flexibly connected with the frame；

The flexible member includes fixed part and the press section being connected with the fixed part, and the fixed part is fixed with the frame Connection, the press section flexibly presses the thickness measuring frame.

2. flaky medium thickness detection mechanism according to claim 1, it is characterised in that also include and the frame pivot The reference roller for connecing；

The thickness measuring unit also includes the thickness measuring roller with the thickness measuring frame pivot joint, and the thickness measuring roller is relative with the reference roller；

The press section presses the thickness measuring frame so that the thickness measuring roller is crimped with the reference roller.

3. flaky medium thickness detection mechanism according to claim 2, it is characterised in that along the pressing of the press section Direction, the press section covers the thickness measuring roller.

4. flaky medium thickness detection mechanism according to claim 1, it is characterised in that the fixed part is pressed with described The L-shaped setting of splenium.

5. flaky medium thickness detection mechanism according to claim 1, it is characterised in that the fixed part is along the machine The short transverse of frame extends, and the press section extends along the width of the frame.

6. the flaky medium thickness detection mechanism according to any one of claim 1-5, it is characterised in that including M Thickness measuring unit, the fixed part of adjacent N number of described flexible member is connected as one in the M thickness measuring unit.

7. flaky medium thickness detection mechanism according to claim 6, it is characterised in that M for N integral multiple.

8. flaky medium thickness detection mechanism according to claim 2, it is characterised in that the frame includes relative setting The first support put and second support, the two ends of the reference roller respectively with the first support and the second support grafting；

The thickness measuring frame and the frame by support shaft pivot joint, the two ends of the support shaft respectively with the first support and institute State second support grafting, and the support shaft is parallel with the reference roller and interval setting.

9. flaky medium thickness detection mechanism according to claim 8, it is characterised in that the frame also includes connection Intermediate support between the first support and the second support, and the intermediate support rolls out capable setting with the thickness measuring Put；

The fixed part is fixedly connected with the intermediate support.

10. a kind of laminated medium processing unit, it is characterised in that include the sheet as described in any one of claim 1-9 Dielectric thickness testing agency.