JP5238660B2 - Medium feeding device - Google Patents

Description

  The present invention relates to a medium feeding device for feeding a medium.

2. Description of the Related Art Conventionally, a bankbook cassette feeding operation in an automatic teller machine (ATM) or the like is performed by, for example, a medium feeding device 31 shown in FIG.
The medium feeding device 31 includes two passbook cassettes 32 and 33, two feeding rollers 34 and 35, two timing belts 36 and 37, a driving roller 38, a driving mechanism 39, and feeding rollers 40 and 41. Is provided.

In each bankbook cassette 32, 33, the bankbook P is accommodated in a state of being biased toward the feed rollers 34, 35 by, for example, an unillustrated biasing mechanism.
A one-way bearing (not shown) that can rotate counterclockwise is incorporated in the feed roller 34 disposed on the left side of FIG. On the other hand, a one-way bearing (not shown) that can rotate clockwise is incorporated in the feed roller 35 arranged on the right side of FIG.

  The feeding rollers 34 and 35 are connected to a common driving roller 38 by timing belts 36 and 37. The drive roller 38 is engaged with the gear 39e that rotates counterclockwise or the gear 39f that rotates clockwise among the drive transmission gear groups 39c to 39f by the electromagnets 39a and 39b, for example. Rotate clockwise.

  As shown in FIG. 5A, when the driving roller 38 rotates counterclockwise, only the left feeding roller 34 rotates, and the right feeding roller 35 is prevented from rotating by the one-way bearing. Therefore, as shown in FIG. 5B, the bankbook P is fed out only from the bankbook cassette 32 on the left side and discharged by the feed roller 40, the drive roller 38, and the like.

  On the other hand, as shown in FIG. 6A, when the driving roller 38 rotates clockwise, only the right feeding roller 35 rotates, and the left feeding roller 34 is prevented from rotating by the one-way bearing. Therefore, as shown in FIG. 6B, the passbook P is fed out only from the right passbook cassette 33 and discharged by the feed roller 41, the drive roller 38, and the like.

In addition to the medium feeding device 31 described above, as a medium feeding operation, for example, techniques described in Patent Documents 1 to 3 below are known.
In the automatic paper feeder described in Patent Document 1, in order to send out two types of paper sheets set separately, the V-shaped swing arm is swung in the rotation direction by the rotation of the drive shaft. Then, the paper feed roller is rotated forward or reverse by one of the drive gears provided at the two tip portions of the V-shaped swing arm to feed one of the two types of paper sheets.

  In the paper feeding device described in Patent Document 2, by tilting a cassette holder that holds a cassette partitioned into an upper stage and a lower stage, the paper stored in the upper stage or the lower stage is brought into contact with a pick roller that rotates in both forward and reverse directions. And feed it.

  In the printing apparatus described in Patent Document 3, the paper on one paper feed table is rotated clockwise and counterclockwise by raising and lowering the first paper feed table and the second paper feed table on which the paper is stacked and stored. Paper is fed in contact with a paper feed roller.

JP-A-5-170346 JP-A-9-315603 JP 2001-63849 A

  By the way, in the medium feeding device 31 shown in FIGS. 4 to 6B, in order to feed the medium (passbook P) from the two medium storage portions (passbook cassettes 32 and 33), two feeding rollers 34 and 35 are incorporated in these. One-way bearings, two timing belts 36 and 37, and the like are required, which increases the number of parts and the number of assembly steps.

  The automatic paper feeder disclosed in Patent Document 1 also has a complicated structure such that a V-shaped swing arm and two drive gears are required to feed out the medium from the two medium storage units. Also in the devices of Patent Documents 2 and 3, the structure is complicated in order to incline the cassette or to raise and lower the paper feed table. Therefore, there is a problem that the number of parts and the number of assembling steps increase even with the devices disclosed in Patent Documents 1 to 3.

  An object of the present invention is to provide a medium feeding device that can reduce the number of parts and the number of assembly steps.

  The medium supply device includes at least two medium storage units that store a medium, a supply roller that supplies the medium from the medium storage unit, and a rotation roller that rotates the supply roller between the two medium storage units. And a guide unit for running the vehicle.

  According to the present invention, it is possible to reduce the number of parts and the number of assembly steps.

It is a principal part schematic diagram which shows the medium supply apparatus which concerns on one embodiment of this invention. FIG. 6 is a partial schematic diagram (part 1) for explaining the movement of the guide unit and the feeding roller of the medium feeding device according to the embodiment of the present invention. FIG. 6 is a partial schematic diagram (part 2) for explaining the movement of the guide unit and the feeding roller of the medium feeding device according to the embodiment of the present invention. FIG. 6 is a partial schematic diagram (part 3) for explaining the movement of the guide unit and the feeding roller of the medium feeding device according to the embodiment of the present invention. FIG. 6 is a schematic diagram (No. 1) of relevant parts for explaining the operation of the medium feeding device according to the embodiment of the present invention. FIG. 6 is a schematic diagram (No. 2) of relevant parts for explaining the operation of the medium feeding device according to the embodiment of the present invention. FIG. 6 is a schematic view (No. 3) of relevant parts for explaining the operation of the medium feeding device according to the embodiment of the present invention. FIG. 10 is a schematic diagram (No. 4) for explaining the operation of the medium feeding device according to the embodiment of the present invention. FIG. 10 is a schematic diagram (No. 5) of relevant parts for explaining the operation of the medium feeding device according to the embodiment of the present invention. FIG. 10 is a schematic view (No. 6) of relevant parts for explaining the operation of the medium feeding device according to the embodiment of the present invention. FIG. 10 is a schematic view (No. 7) of relevant parts for explaining the operation of the medium feeding device according to the embodiment of the present invention. It is a schematic block diagram which shows the conventional medium supply apparatus. FIG. 10 is a schematic diagram (No. 1) for explaining an operation when a driving roller of a conventional medium feeding device rotates counterclockwise. FIG. 10 is a main part schematic diagram (part 2) for explaining an operation when a driving roller of a conventional medium feeding device rotates counterclockwise. FIG. 10 is a schematic diagram (No. 1) for explaining the operation when the driving roller of the conventional medium feeding device rotates clockwise. FIG. 10 is a main part schematic diagram (part 2) for explaining an operation when a driving roller of a conventional medium feeding device rotates clockwise.

Hereinafter, a medium feeding device according to an embodiment of the present invention will be described with reference to the drawings.
FIG. 1 is a main part schematic diagram showing a medium feeding device 1 according to an embodiment of the present invention.

  The medium feeding device 1 shown in FIG. 1 includes two passbook cassettes (medium storage units) 2 and 3, a feeding roller 4, a guide unit 5, a switching driving unit 6, a timing belt 7, a driving roller 8, A connecting portion 9 and feed rollers 10 and 11 are provided.

  The medium feeding apparatus 1 according to the present embodiment is a medium feeding apparatus 1 that is arranged in, for example, an automatic teller machine (ATM) and feeds a bankbook (medium) P. As a medium, paper sheets and other media other than a bankbook are used. But you can. Therefore, you may make it arrange | position the medium supply apparatus 1 in apparatuses other than an automatic teller machine.

  In the passbook cassettes 2 and 3, the passbook P is accommodated in a state of being urged toward the feeding roller 4 by an urging mechanism (not shown), for example. In the passbook cassettes 2 and 3, openings 2 a and 3 a are formed at positions facing the feed roller 4 so that the feed roller 4 can contact the passbook P and feed the passbook P. Further, at the lower part of the passbook cassettes 2 and 3 in FIG. 1, discharge ports 2b and 3b large enough to discharge the passbook P one by one are formed. The passbook cassette 2 and the passbook cassette 3 may contain different passbooks P or the same passbook P.

  The feeding roller 4 is connected to a driving roller 8 that drives the feeding roller 4 at a shaft portion via one connecting member 9 made of metal or two facing each other. Further, the rotation of the driving roller 8 that can be rotated clockwise and counterclockwise is transmitted to the feeding roller 4 by the timing belt 7. As will be described in detail later, the payout roller 4 travels between the passbook cassettes 2 and 3 along the guide portion 5 by the same rotation operation as when the passbook P is drawn out.

  The feeding roller 4 travels between the two bankbook cassettes 2 and 3, but the medium feeding apparatus 1 may include three or more bankbook cassettes. In that case, two or more feeding rollers 4 may be arranged.

  Moreover, although the connection part 9 has illustrated about the example connected to the left side of the guide part 5 in FIG. 1, you may make it arrange | position one or two connection parts which mutually oppose on each of both right and left sides. .

  The guide portion 5 has a quadrangular prism shape in which the upper surface 5a and the lower surface 5b in FIG. 1 are curved downward toward both ends of the passbook cassettes 2 and 3, contact the feeding roller 4 on the upper surface 5a, and the recess 5c is opened on the lower surface 5b. doing. In this recess 5c, two engagement recesses 5d and 5e are provided at the left and right ends of the recess 5c so as to open downward. The engaging recesses 5d and 5e are formed in a size that can be engaged with the engaging protrusions 9a projecting from the connecting portion 9.

  In this embodiment, since the feeding roller 4 moves on the upper surface of the guide portion 5, the upper surface 5a of the guide portion 5 is set to have a constant distance from the position where the driving roller 8 and the connecting portion 9 are connected. As described above, it is curved downward toward both ends on the passbook cassette 2 and 3 side.

  In the present embodiment, the connecting portion 9 and the guide portion 5 are engaged with each other, but the members other than the connecting portion 9 that are directly or indirectly connected (movably connected together) to the feeding roller 4. And the guide portion 5 or a member directly or indirectly connected thereto, or the feeding roller 4 and the guide portion 5 or a member directly or indirectly connected thereto. It may be engaged.

  Moreover, in this Embodiment, although the engagement convex part 9a and the engagement recessed parts 5d and 5e are used for engagement with the connection part 9 and the guide part 5, if the feeding roller 4 can be positioned, Other configurations may be used.

  The switching drive unit 6 includes an electromagnet 6a and, for example, one metal or two connection portions 6b facing each other. The connection portion 6b connects the electromagnet 6a and the guide portion 5. The switching drive part 6 moves the guide part 5 connected to the connection part 6b to an up-down direction by moving the connection part 6b up and down with the electromagnet 6a. As a result, the switching drive unit 6 switches the position of the feeding roller 4 between a position P1 that travels along the guide unit 5 and a position P2 shown in FIG.

  Specifically, as shown in FIG. 2A, when the feeding roller 4 travels between the passbook cassettes 2 and 3 along the upper surface 5a of the guide portion 5, the engaging convex portion 9a of the connecting portion 9 The recesses 5c are not engaged with the engagement recesses 5d and 5e. On the other hand, when the engagement protrusion 9a comes into contact with the side surface of the recess 5c by the running of the feed roller 4, that is, when the engagement protrusion 9a faces the one engagement recess 5e, FIGS. 2B and 2C As shown, the switching drive unit 6 moves the connecting portion 6b downward by the electromagnet 6a, and engages the engaging convex portion 9a with the engaging concave portion 5e.

  The position of the feeding roller 4 is the retracted position P2 when the engaging recesses 5b, 5c and the engaging convex part 9a of the connecting part 9 are engaged, and at the retracted position P2, the passbook cassettes 2, 3 Is positioned (locked) at a position where the bankbook P is fed out from the card.

  The switching drive unit 6 may switch the position of the feeding roller 4 by moving the feeding roller 4 or may switch the position of the feeding roller 4 by moving both the guide unit 5 and the feeding roller 4. .

  The switching drive unit 6 may use a drive mechanism other than the electromagnet 6a as long as it can move at least one of the guide unit 5 and the feeding roller 4 without using the electromagnet 6a.

  The feed rollers 10 and 11 rotate by coming into contact with the passbook P discharged from the discharge ports 2 b and 3 b of the passbook cassettes 2 and 3, and send the passbook P in a desired direction between the drive rollers 8. In the present embodiment, the feed rollers 10 and 11 are provided in a single casing common to the passbook cassettes 2 and 3.

Hereinafter, the operation of the medium feeding device 1 will be described with reference to FIGS. 3A to 3G while omitting points overlapping with the above description as appropriate.
3A to 3G are main part schematic diagrams for explaining the operation of the medium feeding device 1.

  As shown in FIG. 3A, when the driving roller 8 rotates clockwise, the clockwise rotation of the driving roller 8 is transmitted to the feeding roller 4 by the timing belt 7. When the feeding roller 4 is in contact with the guide portion 5, it moves between the passbook cassettes 2 and 3 along the upper surface 5 a of the guide portion 5. At this time, the engaging convex portion 9a of the connecting portion 9 is located in the concave portion 5c of the guide portion 5, but is not engaged with the engaging concave portions 5d and 5e.

  When the feed roller 4 rotates clockwise, as shown in FIG. 3B, the feed roller 4 travels on the guide unit 5 in the right direction. As a result, when the engagement convex portion 9a reaches a position where the engagement convex portion 9a contacts one side surface of the concave portion 5c, that is, the position where the engagement convex portion 9a faces the one engagement concave portion 5e, the switching drive portion 6 is moved by the electromagnet 6a. The connecting portion 6b is moved downward, and the guide portion 5 is moved downward. Thereby, as shown to FIG. 3C, the engagement convex part 9a engages with the engagement recessed part 5e.

  The position of the feeding roller 4 shown in FIG. 3C is that the feeding roller 4 itself does not move, but the guide portion 5 moves downward and the engaging convex portion 9a engages with the engaging concave portion 5e. 5 is switched from the position P1 traveling along the position 5 to the retracted position P2.

  Thereby, as shown in FIG. 3D, the rotation of the feeding roller 4 can be used by switching from the running operation on the guide unit 5 to the feeding operation of the bankbook P. At this position, the feeding roller 4 comes into contact with the bankbook P closest to the opening 3a in the bankbook cassette 3 through the opening 3a. Then, the bankbook P is discharged from the bankbook cassette 3 through the discharge port 3b by the feed roller 4, and is discharged by the feed roller 11, the drive roller 8, and the like.

  When the bankbook P is discharged from the bankbook cassette 2 on the left side, as shown in FIG. 3E, the switching drive unit 6 moves the connection unit 6b upward by the electromagnet 6a and moves the guide unit 5 upward. As a result, as shown in FIG. 3F, the engagement between the engagement concave portion 5 e and the engagement convex portion 9 a is released, and the position of the feeding roller 4 is switched to the position P <b> 1 that travels along the guide portion 5. Then, in a state where the driving roller 8 is rotated counterclockwise, the feeding roller 4 is moved to the position where the bankbook P is fed out from the passbook cassette 2, that is, the position where the engaging convex portion 9a faces the engaging concave portion 5d. The feeding roller 4 comes into contact with the bankbook P closest to the opening 2a inside the bankbook cassette 2 through the opening 2a. Then, the passbook P is discharged from the passbook cassette 2 through the discharge port 2b by the feed roller 4, and is discharged by the feed roller 10, the drive roller 8, and the like.

  In an initial state in which the bankbook P is not fed out, the feeding roller 4 may wait at a position where the bankbook P is fed out from any bankbook cassette 2 or 3, but at the center on the guide unit 5 as shown in FIG. 3G. For example, the guide portion 4 may be positioned by a positioning member (not shown) and waited.

  In the present embodiment described above, the medium feeding device 1 includes at least two bankbook cassettes (medium storage units) 2 and 3 that store the bankbook (medium) P, and a feeding roller that feeds the bankbook P from the bankbook cassettes 2 and 3. 4 and a guide portion 5 that causes the feed roller 4 to travel between the two passbook cassettes 2 and 3 by the turning operation of the feed roller 4. Therefore, the single payout roller 4 can be driven along the guide portion 5 by the rotation operation used for the payout operation, and the passbook P is fed out in the two passbook cassettes 2 and 3 with a simple configuration. be able to. Therefore, according to the present embodiment, it is possible to reduce the number of parts and the number of assembly steps. Further, the cost can be reduced by simplifying the structure.

  In the present embodiment, the switching drive unit 6 moves the position of the feed roller 4 along the guide unit 5 by moving the guide unit 5 as at least one of the feed roller 4 and the guide unit 5. The position (P1) is switched to the position (P2) withdrawn from the position (P1). Therefore, the payout roller 4 can carry out the passbook P and other operations without being affected by the guide portion 5 at the retracted position (P2).

  Further, in the present embodiment, the feeding roller 4 feeds the bankbook P from the bankbook cassettes 2 and 3 at the retracted position (P2). Therefore, the passbook P can be fed out without being affected by the guide portion 5 by the rotation operation of the feeding roller 4.

  Further, in the present embodiment, the feeding roller 4 is positioned at a position where the bankbook P is fed out from the bankbook cassettes 2 and 3 by the engagement between the connecting portion (member connected to the feeding roller) 9 and the guide portion 5. . Therefore, the feeding operation of the bankbook P by the feeding roller 4 can be performed stably. This is because the feeding roller 4 is positioned at a position where the bankbook P is fed out from the bankbook cassettes 2 and 3 by engagement between the feeding roller 4 or a member connected thereto and the guide portion 5 or a member connected thereto. The same applies to the case.

  In the present embodiment, the feeding roller 4 is connected to the passbook cassette 2 by the engagement between the two engaging recesses 5 d and 5 e provided in the guide portion 5 and the engaging protrusion 9 a provided in the connecting portion 9. , 3 are positioned at two positions where the bankbook P is fed out. Thus, by using the engaging recess and the engaging protrusion, the payout operation of the passbook P by the payout roller 4 can be stably performed with a simple configuration.

1 Medium feeding device 2, 3 Passbook cassette (medium container)
2a, 3a Opening 2b, 3b Discharge port 4 Feeding roller 5 Guide part 5a Upper surface 5b Lower surface 5c Recessed part 5d, 5e Engaging recessed part 6 Switching drive part 6a Electromagnet 6b Connecting part 7 Timing belt 8 Drive roller 9 Connecting part 9a Engaging protrusion Part 10, 11 Feed roller

Claims (6)

At least two medium accommodating portions for accommodating the medium;
A feeding roller for feeding out the medium from the medium container;
A guide portion for causing the feeding roller to travel between the two medium accommodating portions;
Equipped with a,
The feeding roller abuts on the guide portion and travels between the two medium accommodating portions along the guide portion by the same rotation operation as when feeding the medium.
A medium feeding device characterized by that.   It further comprises a switching drive unit that switches the position of the feed roller between a position that travels along the guide part and a position that is retracted therefrom by moving at least one of the feed roller and the guide part. The medium feeding device according to claim 1, wherein:   The medium feeding device according to claim 2, wherein the feeding roller feeds the medium from the medium container in the retracted position.   The feeding roller is positioned at a position for feeding the medium from the medium accommodating portion by engagement of the feeding roller or a member connected thereto and the guide portion or a member connected thereto. The medium feeding device according to any one of claims 1 to 3.   The feeding roller includes two engaging recesses provided in one of the feeding roller or a member connected thereto, and the guide portion or a member connected thereto, and an engagement provided in the other. 5. The medium feeding device according to claim 4, wherein the medium feeding device is positioned at two positions for feeding the medium from the medium container by engagement with a convex portion. A driving roller for driving the feeding roller;
A connecting portion connected to the payout roller and connecting the payout roller and the drive roller;
Further comprising
The feeding roller is positioned at a position for feeding out the medium from the medium accommodating portion by engagement between the connecting portion and the guide portion.
6. The medium feeding device according to claim 4 or 5, wherein: