CN203624639U - Sheet medium thickness detection mechanism and sheet medium processing device - Google Patents
Sheet medium thickness detection mechanism and sheet medium processing device Download PDFInfo
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- CN203624639U CN203624639U CN201320854008.5U CN201320854008U CN203624639U CN 203624639 U CN203624639 U CN 203624639U CN 201320854008 U CN201320854008 U CN 201320854008U CN 203624639 U CN203624639 U CN 203624639U
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- flaky medium
- roll
- detection mechanism
- thickness detection
- measuring roll
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Abstract
The utility model discloses a sheet medium thickness detection mechanism and a sheet medium processing device. The sheet medium thickness detection mechanism comprises a supporting roller, a detection roller and an inductance element, wherein the detection roller is arranged parallel with the supporting roller and can move relative to the supporting roller, and the inductance element is arranged on one side, with the back toward the supporting roller, of the detection roller, fixed relative to the position of the supporting roller and used for sensing the position change between the supporting roller and the detection roller. Compared with a sheet medium thickness detection mechanism in the prior art, the sheet medium thickness detection mechanism has the advantages that the number of parts is reduced, and the structure is simple.
Description
Technical field
The utility model relates to a kind of flaky medium thickness detection mechanism and uses the laminated medium processing unit of this flaky medium thickness detection mechanism.
Background technology
The laminated medium processing unit such as automatic ticket checker, paper currency sorter need to arrange thickness detection apparatus conventionally, for detection of pending flaky medium whether occur re-opening, the problem such as adhesion.In the time that the thickness of the flaky medium detecting exceedes individual predetermined dielectric thickness value, the mistakes such as re-opening appears in system judgement, adhesion.
European patent EP 0096742 provides a kind of paper sheet thickness testing agency, as shown in Figure 1, fork 15 ' by axle 10 ' with frame 18 ' pivot joint, and by spring 14 ' be connected with frame 18 ' elasticity, meanwhile, coil 3 ' with dancer 11 ' be all arranged on fork 15 ' upper and with metallic roll 7 ' relative.When paper 2 ' by metallic roll 7 ' with dancer 11 ' between time, drive fork 15 ' around axle 10 ' swing along anticlockwise direction shown in Fig. 1, thus make coil 3 ' to away from metallic roll 7 ' direction move; When paper 2 ' disengaging metallic roll 7 ' and dancer 11 ' between time, spring 14 ' the effect of elastic force under, fork 15 ' around axle 10 ' swing along clockwise direction shown in Fig. 1, make coil 3 ' near metallic roll 7 ' direction motion.Wherein, when coil 3 ' energising in the situation that near or away from 7 ' time of metallic roll, the eddy current of metallic roll 7 ' middle generation changes, thereby causes that the inductance value of coil 3 ' output changes, therefore by magnetic test coil 3 ' inductance value can detect paper 2 ' thickness.
This paper sheet thickness testing agency, except needs arrange dancer, metallic roll, coil, also needs to arrange the part such as fork, elastic element, therefore exists many, the baroque problems of part.
Utility model content
The flaky medium thickness detection mechanism that provides a kind of part few, simple in structure is provided the purpose of this utility model, and the purpose of this utility model is also to provide a kind of laminated medium processing unit that uses this thickness detection mechanism.
For this reason, according to one side of the present utility model, a kind of flaky medium thickness detection mechanism is provided, comprise backing roll, measuring roll and inductance element, measuring roll and backing roll opposing parallel arrange, and can move with respect to backing roll, inductance element is arranged on the side back to backing roll of measuring roll, and directly or indirectly respond to and coordinate with measuring roll, and backing roll position is fixed relatively, to respond to the change in location between measuring roll.
Further, above-mentioned measuring roll comprises mandrel and running roller, wherein, the two end supports of mandrel in the slotted hole of frame so that mandrel along away from or move near the direction of backing roll.
Further, above-mentioned flaky medium thickness detection mechanism also comprises to the first elastic element of the direction bias voltage measuring roll of backing roll.
Further, above-mentioned measuring roll is positioned at the top of backing roll, relies on himself gravity to be positioned at initial position with respect to backing roll.
Further, above-mentioned inductance element is directly responded to and is coordinated with the roll surface of measuring roll.
Further, above-mentioned flaky medium thickness detection mechanism also comprises Metallic rod, and inductance element is indirectly responded to and coordinated with measuring roll by Metallic rod, wherein, the first end of Metallic rod and mandrel butt, inductance element coordinates with the second end induction of Metallic rod.
Further, above-mentioned flaky medium thickness detection mechanism also comprises to the second elastic element of the direction bias voltage Metallic rod near mandrel.
Further, above-mentioned Metallic rod is supported on the supporting walls of frame, and Metallic rod is provided with the shaft shoulder, and one end of the second elastic element is connected on the shaft shoulder, and the other end is connected on supporting walls.
According on the other hand of the present utility model, a kind of laminated medium processing unit is provided, comprise the flaky medium thickness detection mechanism and the flaky medium processing mechanism that set gradually along flaky medium throughput direction, flaky medium thickness detection mechanism is according to flaky medium thickness detection mechanism described above.
Further, above-mentioned flaky medium processing mechanism is for reading magnetic mechanism.
The flaky medium thickness detection mechanism that the utility model provides comprises backing roll, measuring roll that can parallel with respect to backing roll, and be fixedly installed on the inductance element of measuring roll opposite side with respect to backing roll, in the time that the flaky medium between backing roll and measuring roll drives measuring roll to move, eddy current loss diminishes the inductance value of inductance element output, in the time that the inductance value of inductance element output is less than predetermined threshold, can judge that the flaky medium between backing roll and measuring roll is re-opened or adhesion.Compared with flaky medium thickness detection mechanism of the prior art, the flaky medium thickness detection mechanism part that the utility model provides is few, simple in structure.
Except object described above, feature and advantage, other object, feature and the advantage that the utlity model has, be described in further detail in connection with accompanying drawing.
Accompanying drawing explanation
Form the part of this specification sheets, show preferred embodiment of the present utility model for further understanding accompanying drawing of the present utility model, and be used for illustrating principle of the present utility model together with specification sheets.In figure:
Fig. 1 is the structural representation of the paper sheet thickness testing agency that provides of European patent EP 0096742;
Fig. 2 is according to the structural representation of the flaky medium thickness detection mechanism of the utility model the first embodiment;
Fig. 3 is according to the structural representation of the flaky medium thickness detection mechanism of the utility model the second embodiment;
Fig. 4 is according to the structural representation of the flaky medium thickness detection mechanism of the utility model the 3rd embodiment; And
Fig. 5 is the structural representation that laminated medium processing unit one embodiment of the flaky medium thickness detection mechanism that provides of the utility model is provided.
Description of reference numerals
1, backing roll; 2, measuring roll;
3, inductance element; 8, frame;
21, mandrel; 22, running roller;
81, slotted hole; 5, the first elastic element;
5 ', the second elastic element;
6, Metallic rod; 82, supporting walls;
100, flaky medium thickness detection mechanism;
200, flaky medium processing mechanism;
210, magnetic head; 220, pressure roller.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
Fig. 2 is according to the structural representation of the flaky medium thickness detection mechanism of the utility model one embodiment.As shown in Figure 2, flaky medium thickness detection mechanism comprises backing roll 1, measuring roll 2, and inductance element 3, wherein, backing roll 1 and measuring roll 2 opposing parallel settings, backing roll 1 and measuring roll 2 form by hard material.Wherein, the two ends of backing roll 1 are supported by frame 8, can rotate around self axis; Measuring roll 2 be positioned at backing roll 1 directly over, measuring roll 2 comprises mandrel 21 and the fixedly sleeved running roller 22 in mandrel 21 peripheries, wherein, pegging graft and coordinate with the slotted hole vertically extending 81 in frame 8 in the two ends of mandrel 21, makes measuring roll 2 freely rotate and can move along the length direction of slotted hole 81 around self axis.
In the time there is no flaky medium between measuring roll 2 and backing roll 1, measuring roll 2 is positioned at initial position with respect to backing roll 1 under the effect of self gravitation, now, spacing between measuring roll 2 and backing roll 1 is less than or equal to the thickness of individual sheets class medium, be that measuring roll 2 is while being positioned at initial position, measuring roll 2 coordinates with backing roll 1 is tangent, or interval setpoint distance between measuring roll 2 and backing roll 1, and this distance is less than or equal to the thickness of individual sheets class medium.No matter be above-mentioned which kind of situation, in the time that flaky medium is between measuring roll 2 and backing roll 1, measuring roll 2 is with backing roll 1 owing to adopting hard material all can not produce distortion, and therefore flaky medium will drive measuring roll 2 to move with respect to backing roll 1.
In the present embodiment, running roller 22 is made up of metallic material, and in the time there is no flaky medium between backing roll 1 and measuring roll 2, measuring roll 2 is positioned at initial position, and now, measuring roll 2 coordinates with backing roll 1 is tangent; In the time having flaky medium between backing roll 1 and measuring roll 2, this flaky medium will lift measuring roll 2, drive measuring roll 2 to move and depart from initial position along slotted hole 81.
Because flaky medium is re-opened or when adhesion, its thickness is greater than the thickness of individual sheets class medium, therefore, individual sheets class medium enters the distance that drives measuring roll 2 to move between measuring roll 2 and backing roll 1 and is less than and re-opens or the flaky medium of adhesion enters the distance that drives measuring roll 2 to move between measuring roll 2 and backing roll 1.Therefore, when the inductance value of exporting when inductance element 3 is less than predetermined threshold, can judge that the flaky medium between backing roll 1 and measuring roll 2 re-opens or adhesion, wherein, predetermined threshold is individual sheets class media drive measuring roll 2 inductance value that inductance element 3 is exported while moving.
The flaky medium thickness detection mechanism that the utility model provides comprises backing roll, with the setting of backing roll opposing parallel and the measuring roll that can move with respect to backing roll, and be fixedly installed on the inductance element of measuring roll opposite side with respect to backing roll, in the time that the flaky medium between backing roll and measuring roll drives measuring roll to move, measuring roll is near inductance element, because making the inductance value of inductance element output, eddy current loss diminishes, in the time that the inductance value of inductance element output is less than predetermined threshold, can judge that the flaky medium between backing roll and measuring roll re-opens or adhesion.Compared with flaky medium thickness detection mechanism of the prior art, the flaky medium thickness detection mechanism part that the utility model provides is few, simple in structure.
Fig. 3 is according to the structural representation of the flaky medium thickness detection mechanism of the utility model the second embodiment.As shown in Figure 3, the present embodiment is compared with a upper embodiment, difference is, in the present embodiment, thickness detection mechanism also comprises the first elastic element 5, and the slotted hole 81 in frame 8 can extend along any direction, one end of the first elastic element 5 is connected with measuring roll 2, the other end is connected with frame 8, and under the effect of the elastic force of the first elastic element 5, measuring roll 2 has all the time to initial position motion, away from the trend of inductance element 3.In the time there is no flaky medium between backing roll 1 and measuring roll 2, under the effect of the elastic force of the first elastic element 5, measuring roll 2 remains on initial position.In the present embodiment, measuring roll 2 has all the time to initial position motion, away from the movement tendency of inductance element 3 under the effect of the first elastic element 5, therefore measuring roll 2 do not need to be positioned at backing roll 1 directly over, compared with a upper embodiment, the setting position of the measuring roll 2 in the present embodiment is more flexible.
Fig. 4 is according to the structural representation of the flaky medium thickness detection mechanism of the utility model the 3rd embodiment.As shown in Figure 4, the present embodiment is compared with the first embodiment, difference is in the present embodiment, flaky medium thickness detection mechanism also comprise Metallic rod 6 and the second elastic element 5 ', the running roller 22 of measuring roll 2 can freely rotate around mandrel 21, the material of running roller 22 is non-metallic materials, such as solid rubber or rigid plastic; Metallic rod 6, between the mandrel 21 and inductance element 3 of measuring roll 2, is supported by the supporting walls 82 of frame 8, and it axially extends along the length direction of slotted hole 81, and Metallic rod 6 can move along its axis, near or away from inductance element 3; The second elastic element 5 ' be stage clip, be socketed in Metallic rod 6, Metallic rod 6 is provided with the shaft shoulder 61, the second elastic element 5 ' one end be connected on the shaft shoulder 61, the other end is connected on supporting walls 82, the second elastic element 5 ' the effect of elastic force under, Metallic rod 6 has all the time with mandrel 21 butts of measuring roll 2 and contacts, thereby makes measuring roll 2 be positioned at initial position, movement tendency away from inductance element 3.
Because Metallic rod 6 is positioned at the alternating magnetic field of inductance element 3, therefore the surface of Metallic rod 6 produces eddy current, the eddy current on Metallic rod 6 surfaces can produce the alternating magnetic field of oneself, in the time that measuring roll 2 moves to the direction of the sensitive surface near inductance element 3, Metallic rod 6 synchronously moves to the direction of the sensitive surface near inductance element 3 with measuring roll 2, the alternating magnetic field on Metallic rod 6 surfaces produces loss to the alternating magnetic field of inductance element 3, and the inductance value that causes inductance element 3 to be exported diminishes.Therefore, the inductance value of exporting by movement and the detection inductance element 3 of Metallic rod 6, can judge whether flaky medium is re-opened or adhesion.Compared with above-described embodiment, the measuring roll in the present embodiment both can adopt conductive rigid material, also can adopt dielectric hard material, and therefore processibility is strong.
Fig. 5 is the structural representation that laminated medium processing unit one embodiment of the flaky medium thickness detection mechanism that provides of the utility model is provided.As shown in Figure 5, laminated medium processing unit comprises the flaky medium thickness detection mechanism 100 and the flaky medium processing mechanism 200 that set gradually along flaky medium throughput direction, and driver train (not shown).Wherein, backing roll 1 and the driver train of flaky medium thickness detection mechanism 100 are in transmission connection, and under the driving of driver train, can rotate around self axis.The same above-described embodiment of the version of flaky medium thickness detection mechanism 100 and principle of work, does not repeat them here.
Flaky medium processing mechanism 200 can be printing mechanism, scanning mechanism, read magnetic mechanism, write one or more the combination in the multiple processing mechanisms such as magnetic mechanism, and in the present embodiment, flaky medium processing mechanism 200 is for reading magnetic mechanism.Read magnetic mechanism and comprise the magnetic head 210 and the pressure roller 220 that are oppositely arranged, wherein, magnetic head 210 is relative with the magnetic information on flaky medium surface, pressure roller 220 is in transmission connection with driver train, under the driving of driver train, can rotate around self axis, in the time that flaky medium enters between magnetic head 210 and pressure roller 220, magnetic head 210 can read the magnetic information on flaky medium surface, pressure roller 220 rotates under the driving of driver train, can drive flaky medium to move to the outlet of laminated medium processing unit.
Introduce the working process of the laminated medium processing unit that the utility model provides below.
In the time that flaky medium enters between the backing roll 1 of flaky medium thickness detection mechanism 100 and measuring roll 2, the controller control driver train of laminated medium processing unit drives backing roll 1 to rotate, drive flaky medium to move to flaky medium processing mechanism 200, now, flaky medium drives measuring roll 2 near inductance element 3, the inductance value that eddy current loss is exported inductance element 3 diminishes, if the inductance value that inductance element 3 is exported is less than predetermined threshold, controller judges that flaky medium is re-opened or flaky medium surface is pasted with the foreign matters such as adhesive tape, report to the police, driver train quits work, if the inductance value that inductance element 3 is exported is more than or equal to predetermined threshold, controller judges that the thickness of the flaky medium between backing roll 1 and measuring roll 2 is normal, driver train continues to drive backing roll 1 to rotate, in the time that flaky medium moves to flaky medium processing mechanism 200 place, pressure roller 220 rotates around self axis under the driving of driver train, drive flaky medium downstream transport, magnetic head 210 reads the magnetic information on flaky medium surface simultaneously.
These are only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. a flaky medium thickness detection mechanism, comprise backing roll (1), measuring roll (2) and inductance element (3), it is characterized in that, described measuring roll (2) and described backing roll (1) opposing parallel setting, and can be mobile with respect to described backing roll (1), described inductance element (3) is arranged on the side back to described backing roll (1) of described measuring roll (2), and relatively described backing roll (1) position is fixed, to respond to the change in location between described measuring roll (2).
2. flaky medium thickness detection mechanism according to claim 1, it is characterized in that, described measuring roll (2) comprises mandrel (21) and running roller (22), wherein, the two end supports of described mandrel (21) in the slotted hole (81) of frame (8) so that described mandrel (21) along away from or near the direction motion of described backing roll (1).
3. flaky medium thickness detection mechanism according to claim 1 and 2, is characterized in that, also comprises to first elastic element (5) of measuring roll (2) described in the direction bias voltage of described backing roll (1).
4. flaky medium thickness detection mechanism according to claim 1, is characterized in that, described measuring roll (2) is positioned at the top of described backing roll (1), relies on himself gravity to be positioned at initial position with respect to described backing roll (1).
5. flaky medium thickness detection mechanism according to claim 1, is characterized in that, described inductance element (3) is directly responded to and coordinated with the roll surface of described measuring roll (2).
6. flaky medium thickness detection mechanism according to claim 2, it is characterized in that, also comprise Metallic rod (6), described inductance element (3) is indirectly responded to and is coordinated with described measuring roll (2) by described Metallic rod (6), wherein, the first end of described Metallic rod (6) and described mandrel (21) butt, described inductance element (3) coordinates with the second end induction of described Metallic rod (6).
7. flaky medium thickness detection mechanism according to claim 6, is characterized in that, also comprises to the second elastic element (5 ') near Metallic rod (6) described in the direction bias voltage of described mandrel (21).
8. flaky medium thickness detection mechanism according to claim 7, it is characterized in that, described Metallic rod (6) is supported on the supporting walls (82) of described frame (8), described Metallic rod (6) is provided with the shaft shoulder (61), it is upper that one end of described the second elastic element (5 ') is connected to the described shaft shoulder (61), and the other end is connected on described supporting walls (82).
9. a laminated medium processing unit, comprise the flaky medium thickness detection mechanism (100) and the flaky medium processing mechanism (200) that set gradually along flaky medium throughput direction, it is characterized in that, described flaky medium thickness detection mechanism (100) is according to the flaky medium thickness detection mechanism described in any one in claim 1 to 8.
10. laminated medium processing unit according to claim 9, is characterized in that, described flaky medium processing mechanism (200) is for reading magnetic mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320854008.5U CN203624639U (en) | 2013-12-23 | 2013-12-23 | Sheet medium thickness detection mechanism and sheet medium processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320854008.5U CN203624639U (en) | 2013-12-23 | 2013-12-23 | Sheet medium thickness detection mechanism and sheet medium processing device |
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| Publication Number | Publication Date |
|---|---|
| CN203624639U true CN203624639U (en) | 2014-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320854008.5U Expired - Fee Related CN203624639U (en) | 2013-12-23 | 2013-12-23 | Sheet medium thickness detection mechanism and sheet medium processing device |
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| CN (1) | CN203624639U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105469497A (en) * | 2014-09-12 | 2016-04-06 | 山东新北洋信息技术股份有限公司 | Medium thickness detecting device |
| CN112976837A (en) * | 2019-12-13 | 2021-06-18 | 东友科技股份有限公司 | Detection device |
-
2013
- 2013-12-23 CN CN201320854008.5U patent/CN203624639U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105469497A (en) * | 2014-09-12 | 2016-04-06 | 山东新北洋信息技术股份有限公司 | Medium thickness detecting device |
| CN105469497B (en) * | 2014-09-12 | 2018-05-22 | 山东新北洋信息技术股份有限公司 | Device for detecting thickness of medium |
| CN112976837A (en) * | 2019-12-13 | 2021-06-18 | 东友科技股份有限公司 | Detection device |
| CN112976837B (en) * | 2019-12-13 | 2022-05-31 | 东友科技股份有限公司 | Detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140604 Termination date: 20211223 |
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| CF01 | Termination of patent right due to non-payment of annual fee |