JPH07172610A - Paper sheeet separating device - Google Patents

Abstract

PURPOSE:To enhance satisfactory delivery of bills by feeding the bills to a separating point by a pickup roller even when many remarkably deformed bills such as short two-foldable or short four-foldable bills are stacked. CONSTITUTION:In order to separate one by one bills delivered by a pickup roller, a paper sheet separating device is provided with a separating point formed by a bill delivering feed roller 12a rotated in feeding direction and a bill separating gate roller 14a arranged so that it is opposed to the feed roller 12a shifted in an axial direction and overlapped and not rotated in feeding direction. Also a gate roller guide 39 provided near the gate roller 14a is formed in a bent shape or smooth curved shape in the paper sheet feeding direction, and portions where the position of the gate roller guide 39 touches the folded position of bills are formed in chamfered shape.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a paper sheet separating apparatus for separating and transporting bills stored in a hopper or a storage box one by one like an automatic teller machine.

[0002]

2. Description of the Related Art As a conventional device, for example, an actual Kaihei 4-
As disclosed in Japanese Patent Publication No. 79837, the guide member provided in the vicinity of the separating roller of the paper sheet separating mechanism is bent in the paper sheet conveying direction or has a smooth curved shape so that the paper sheet can easily enter along the separating roller. There is something like this.

[0003]

In recent years, automated teller machines have a large number of bill circulation mechanisms that utilize deposited bills also as bills for dispensing. In addition to this, it is becoming more important than ever to prevent the device from stopping because the device is operating on holidays. In particular, the banknotes deposited by the general user into the apparatus are irregularly deformed, including folds and tears, so that some of them are in a considerably bad state to be handled by a machine. For this reason, when a large number of banknotes are piled up one by one by the separating mechanism, they may collide with the guides of the separating rollers that form the separating mechanism, and the banknotes may not be drawn out, and the apparatus may stop.

The object of the present invention is to solve the above problems,
An object of the present invention is to provide a separating mechanism that can always deliver good banknotes without being affected by the banknote stacking state.

[0005]

SUMMARY OF THE INVENTION The above object is to provide a pickup roller for feeding a sheet, in which a high friction coefficient member is provided in a part of the roller in order to feed the sheet accumulated in the hopper or in the storage section. , A feed roller for feeding a sheet, which is provided with a high friction coefficient member in a part of the roller to rotate the sheet in a conveying direction in order to separate the sheet fed out by the pickup roller, and an axial direction of the feed roller. Separation of the paper sheet forming a separation point by a gate roller for separating the paper sheet, which is arranged so as to be opposed to the feed roller and overlaps with the feed roller, and a high friction coefficient member is provided on the entire circumference that does not rotate in the transport direction. In the apparatus, a guide for restricting the front end of the paper sheet group to be separated from the shape of the gate roller guide member having a plurality of widths provided on both sides of the gate roller in the conveyance direction. From the end of the sheet to the vicinity of the downstream of the separation point composed of the feed roller and the gate roller, form a smooth arc or curve so as not to obstruct the entrance of the paper sheet, and the gate roller guide member and the position of the fold of the paper sheet. The shape of the gate roller guide member at the facing portion is defined by the side corners of the gate roller guide member having a plurality of widths provided on both sides of the gate roller on the side not adjacent to the gate roller and starting from the vicinity of the downstream of the separation point. From zero chamfering amount,
Paper separation characterized in that the chamfering amount continuously changes within the width of the gate roller guide member to the vicinity of the end of the guide that regulates the front end of the paper sheet through a smooth arc or curved shape This is achieved by using a device.

[0006]

When a large number of banknotes having large deformations such as short two-folded bills and short four-folded bills are in a piled state, a pickup roller for feeding the bills comes into contact with the bill group and rotates. , The banknotes collide with a guide member provided in the vicinity of the gate roller due to the large deformation of the banknotes before the banknote group is fed out and enters the separation point composed of the feed roller and the gate roller. become. However, by making the shape of the guide member a chamfered shape at the position where the banknote folds, the collision between the banknote and the guide member can be eliminated, and a large number of these banknotes with large deformation are piled up. Even in this case, the bills can be properly fed to the separation point by the pickup roller.

[0007]

An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view of a gate roller guide of the bill separating mechanism, and FIG. 2 is a front view thereof. FIG. 3 is a perspective view of an automated teller machine which employs the bill separating mechanism of this embodiment. The apparatus body 1 includes a bill handling mechanism 2, an operation unit 3 having operation buttons and a guide display unit, a card and slip handling mechanism 4 for handling cards and slips, a passbook handling mechanism 5 for handling passbooks, and depositing and withdrawing are possible. A guidance display unit 6 for displaying transaction work is provided. In addition, the device body 1
The front lower door 7, the front upper door 8 and the rear door 9 are provided so that they can be opened and closed by using a dedicated key for maintenance and inspection of each mechanism provided in FIG.

FIG. 4 shows the details of the bill handling mechanism 2. The deposit / withdrawal port 1 is provided on the front side of the bill handling mechanism 2.
It has 0. On one side of the deposit / withdrawal port 10, a part of the roller for taking in the deposit banknote 11 projects from the circumference of the roller, and the projecting portion is made of a high friction coefficient member. A feed roller 12a, a part of which is made of a high friction coefficient member, and a separation mechanism, which is composed of a gate roller 14a, which is made of a high friction coefficient member all around the roller and does not rotate in the conveying direction, has a payout banknote 15 on the other side. There is provided a push plate 16 for pushing out to the deposit / withdrawal port.

A bill validator 17 is provided in the central portion of the bill handling mechanism 2 for depositing or withdrawing bills 11,
The authenticity of 15, the denomination, the front and back, the number of sheets, etc. are determined. A front and back reversing unit 18 is provided in the upper rear part of the bill handling mechanism 2, and an impeller 19b for accumulating the deposited bills 11 on a push plate 37 capable of retracting is provided below the bill reversing unit 18. The push plate 16 is provided with an impeller 19a for stacking withdrawal banknotes and deposit return banknotes.

Below the banknote handling mechanism 2, a first stack roller 2 for stacking banknotes for banknote recycling.
0a and a second stack roller 20b are provided.

Impeller 19a, stack rollers 20a, 2
Each banknote group 23, 2 stacked by 0b
1, 22 are each safe 27, first denomination box 25,
It is stored in the second money box 26. Here, the safe 27 is removable. Also, the safe 27 and the second denomination box 2
A reject box 28 for collecting the unidentifiable bills 24 is provided between the boxes 6.

At the upper part of the safe 27, the entire circumference of the roller for separating the banknotes from the banknote group 23 one by one is made of a high friction coefficient member, and the position can be changed by swinging at the time of separation and at the time of stacking. There is provided a separation mechanism including a pickup roller 36, a feed roller 38 whose part of the roller circumference is made of a high friction coefficient member, and a gate roller 14d which is made of a high friction coefficient member entirely around the roller and does not rotate in the conveying direction. There is. In the upper part of the denomination boxes 25 and 26, in order to separate the banknotes from the banknote groups 21 and 22, one by one, the pickup rollers 13b and 13c, which are configured in the same manner as the above-described deposit opening separating mechanism, and the feed. Rollers 12b, 12c,
A separation mechanism including gate rollers 14b and 14c was provided. The above-mentioned respective parts are connected by a conveying means, and switching gates 29, 30, 3 are provided at branch points in the middle of the conveying means.
1, 32, 33, 34, 35 are provided.

FIGS. 5 and 6 are a side view and a front view showing the structure of the main part of the separation mechanism provided in the deposit / withdrawal port 10, denomination box 25 and denomination box 26. The rollers have the same structure for all three members, and the separation mechanism will be described here with reference to FIGS.
Note that in FIG. 5, the guide roller 47 and the high friction coefficient member 48 of the feed roller 12a shown in FIG. 6 are omitted for ease of explanation.

The feed roller shaft 50 includes a feed roller 12a having a high friction coefficient member 45a on a part of the roller circumference and a high friction coefficient member 48 on the roller circumference, and a shaft 51.
It is arranged so as to be axially displaced and opposed to the gate roller 14a attached to the first roller 14a so as to overlap. Further, a guide roller 47 is provided on the outer side of the timing pulley 43, and the timing pulley 43 includes a timing belt 44 and a timing pulley 43 of a pickup roller shaft 49.
It is provided for transmitting rotation to. A pickup roller 13a is provided on the pickup roller shaft 49, and the high friction coefficient member 46a provided on this roller is
In the conveying direction, the high friction coefficient member 45a of the feed roller 12a and the front end portion are in the same phase. The pinch roller 42 is located at a position where the entire circumference of the feed roller faces the portion of the high friction coefficient member 48, and the force of the spring 40 at the other end of the support member 41 causes the feed roller high friction coefficient member 4 to move.
It is designed to come into pressure contact with 8. The front plate 37 and the gate roller guide 39 serve as a banknote guide, and the pressing plate 16 receives a pressing force from the spring 38 to press the banknote group against the pickup roller 13a.

Next, the separating operation of this embodiment will be described with reference to FIGS.
This will be described with reference to FIGS. 5, 6, 7, and 8. 1 and 2, the gate roller guide 39 shown in FIG.
The positions of the folds of the banknotes and the corresponding points are shown as concrete shapes in the form of chamfers. In FIG. 5, when the inserted banknotes are not folded and have little deformation, the banknotes are pressed against the pickup roller 13a by the spring 38 and the pressing plate 16 when the banknotes are sequentially separated from the leading banknote. With the rotation of the pickup roller 13a, the conveyance force of the high-friction coefficient member 46a of the pickup roller 13a causes the banknotes to be fed to a separation point composed of the feed roller 12a and the gate roller 14a and separated into one sheet, and then the pinch roller 42 and the feed roller 42a. The entire circumference of is conveyed to the downstream conveyance path by the clamping force with the high friction coefficient member 48 portion.

Next, the two-fold foldable bill a shown in FIG. 7 and FIG.
When the position of the fold of the banknote is at a position facing the gate roller guide 39, as in the case of the four-fold foldable banknote B shown in (4), the position corresponds to the positions of the folds a and b of the banknote of the gate roller guide 39. Since the part is chamfered,
Due to the rotation of the pickup roller 13a and the conveyance force of the high friction coefficient member 46a of the pickup roller 13a, the bills are fed to the feed roller 12a and the gate roller 14a.
Even when it is fed to the separation point constituted by, the gate roller guide 39 does not collide with the fold a of the two-fold fold bill shown in FIG. 7 or the fold b of the four fold bill shown in FIG. Banknotes are feed roller 12a and gate roller 1
After being fed to the separation point constituted by 4a and separated into one sheet, the entire circumference of the pinch roller 42 and the feed roller is sent to the downstream conveying path by the sandwiching force between the pinch roller 42 and the portion of the high friction coefficient member 48.

[0017]

According to the present invention, the pickup roller 1
When the bill is fed to the separation point composed of the feed roller 12a and the gate roller 14a by the conveyance force of the high friction coefficient member 46a of the pickup roller 13a along with the rotation of 3a, the bill is folded in two and the bill is folded in four. Since the fold banknote folds and the gate roller guide 39 do not collide with each other, it is possible to realize a banknote separating mechanism that can cope with a large number of banknotes with large deformation.

[Brief description of drawings]

FIG. 1 is a perspective view of a gate roller guide of the present invention.

FIG. 2 is a front view of a gate roller guide of the present invention.

FIG. 3 is a perspective view of an automated teller machine including the bill separating mechanism of the present invention.

FIG. 4 is an overall view of a bill handling mechanism including the bill separating mechanism of the present invention.

FIG. 5 is a side view of the separating mechanism of the present invention.

FIG. 6 is a plan view of the separating mechanism of the present invention.

FIG. 7 is a positional relationship diagram between a two-fold folded bill and a gate roller guide of the bill separating mechanism of the present invention.

FIG. 8 is a positional relationship diagram between a four-fold folded bill and a gate roller guide of the bill separating mechanism of the present invention.

[Explanation of symbols]

12a ... Feed roller, 13a ... Pickup roller, 14a ... Gate roller 37 ... Front plate, 39 ... Gate roller guide, 42 ... Pinch roller, 42 ... Pinch roller, 47 ... Guide roller.

Claims (1)

[Claims] 1. A pickup roller for feeding a sheet, wherein a high friction coefficient member is provided in a part of the roller for feeding a sheet accumulated in a hopper or a storage section, and a sheet fed by the pickup roller. In order to separate the sheets one by one, a feed roller for feeding a sheet, which is provided with a high friction coefficient member in a part of the roller and rotates in the conveying direction, and a feed roller which is axially offset from the feed roller and faces the feed roller. And a gate roller for separating a sheet, which is provided so as to overlap with the sheet roller and is provided with a high friction coefficient member on the entire circumference that does not rotate in the conveying direction, and a sheet separating device that forms a separating point. The shape of the gate roller guide member having a plurality of widths provided on both sides in the transport direction is adjusted from the end of the guide that regulates the front end of the paper sheet to be separated to the feed roller. To the vicinity of the downstream of the separation point composed of the roller and the gate roller, formed by a smooth arc or curve so as not to prevent the entrance of the paper sheet, and where the gate roller guide member and the position of the fold of the paper sheet face each other. The shape of the gate roller guide member is a side surface corner shape of the gate roller guide member having a plurality of the widths provided on both sides of the gate roller on the side not adjacent to the gate roller, and is formed near the downstream of the separation point. As the chamfering amount is zero, the chamfering amount continuously changes in the width range of the gate roller guide member from the smooth arc or curved shape to the vicinity of the end of the guide that regulates the front end of the paper sheet group. A paper sheet separating device.