JP3735612B2 - Paper sheet stacking device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a paper sheet stacking apparatus used in, for example, an optical character reader or an optical image reader.
[0002]
[Prior art]
In an optical character reader or the like, a hopper for loading paper sheets is provided, and the paper sheets are taken out one by one from the hopper and conveyed to a reading unit in the apparatus main body. And after reading the description information of a paper sheet with this reading part, this paper sheet is conveyed and accumulated in the accumulation part by a conveyance mechanism (for example, refer patent document 1).
[0003]
By the way, in this optical character reader or the like, there is a case where the description information of the medical receipt is read as a paper sheet, but when the description items are full, the additional receipt is pasted in order and used. It has become. The number of additional receptors to be attached varies depending on the thing, but increases as the dosing period increases.
[0004]
[Patent Document 1]
Japanese Patent Laid-Open No. 2000-247527
[Problems to be solved by the invention]
However, in the prior art, since the receptors were thrown into the stacking unit by the output of the transport mechanism, they were not sent to the back of the stacking unit, and could fall in the middle, making it impossible to stack well. There was a problem.
[0006]
The present invention has been made paying attention to the above circumstances, and the object of the present invention is to provide a paper sheet stacking apparatus capable of reliably feeding and stacking the fed paper sheets to the back side of the stacking section. provide.
[0007]
[Means for Solving the Problems]
In order to solve the above-described problem, the present invention provides a stacking unit that stacks sheets fed in a continuous manner to the trailing end in the transport direction of an area excluding one side along the transport direction, and the stacking unit. provided, a plurality of conveying roller pairs for conveying toward the back side of the stacking unit by holding one side of connection paper fed is come the paper sheet extends along the conveying direction is not present, the integrated unit And a transport belt that contacts the upper surface side of the area excluding one side portion along the transport direction of the paper sheet that is fed in and transports toward the back side of the stacking section .
[0008]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, the present invention will be described in detail with reference to embodiments shown in the drawings.
FIG. 1 shows an internal configuration of a paper sheet processing apparatus according to an embodiment of the present invention, and this paper sheet processing apparatus includes an optical reading device 1 and a sorter device 2. FIG. 2 is an external perspective view showing the optical reader 1.
[0009]
The reading apparatus 1 has an apparatus main body 3, and a hopper table 4 as a mounting portion is provided on one side upper side of the apparatus main body 3. On the hopper table 4, a large number of medical receipts 6 of various sizes as paper sheets are placed in an upright state. The receptor 6 is placed in an inclined state so that its upper end side is inclined rearward.
[0010]
On the hopper table 4, a guide body 5 that supports the receptor 6 is provided slidably along the delivery direction of the receptor 6. A first feeder section 7 for feeding the receptor 6 into the apparatus main body 3 is provided on the delivery side of the receptor 6 of the hopper table 4. The first feeder unit 7 includes a pickup roller 8, a delivery roller 9, and a separation roller 10. Further, the hopper table 4 is provided with a detection switch 61A as a first discriminating means for discriminating the presence or absence of the receptor 6. The hopper table 4 and the first feeder unit 7 constitute a first paper feeding unit 11 as a first paper feeding unit.
[0011]
On the upper side in the apparatus main body 3, a main conveyance path 12 that conveys the receptor 6 sent out from the first feeder unit 7 is provided. A large number of transport roller pairs 13, detection sensors 14, and the like are arranged in the main transport path 12 over the transport direction of the receptor 6.
[0012]
In addition, a manual paper feed unit 17 as a second paper feed unit for manually feeding a long-size receptor (long paper sheet) to be described later is provided on the upper surface of the apparatus main body 3. The manual paper feed unit 17 includes an inclined hopper 21 on which a manually inserted long receptor is placed, and a guide path 18 that guides the placed long receptor toward the main transport path 12. The inclined hopper 21 is provided with a detection switch 20 as a second discriminating unit for discriminating the presence or absence of a manually inserted long receptor. A paper feed roller pair 19 is provided in the guide path 18 as a second feeder section.
[0013]
A reading unit 22 that optically reads information recorded in the receipt is provided on the downstream side in the receipt conveyance direction of the junction between the guide path 18 and the main conveyance path 12. The reading unit 22 receives a pair of illumination lamps 23 and 24 that irradiate light to the receptor, first and second reflecting mirrors 26 and 27 that guide light reflected from the receptor in a predetermined direction, and receives the reflected light. And a light receiving sensor 28 for reading information. A numbering 29 for recording a number on the receipt is provided on the downstream side of the reading unit 22 in the receipt conveyance direction.
[0014]
The terminal end side of the main transport path 12 in the receipt transport direction is bent approximately 90 degrees downward along the inner surface of the apparatus body 3 and connected to the transport path 31 of the sorter apparatus 2.
The first and second branch conveyance paths 33 and 34 are connected to a portion bent substantially 90 degrees below the main conveyance path 12, and the first and second branch conveyances are received near the connection portion. First and second branch gates 36 and 37 for selectively guiding the paths 33 and 34 are provided.
[0015]
The first branch transport path 33 is provided horizontally along the main transport path 12, and a plurality of transport roller pairs 40 and detection sensors 41 are arranged in the first branch transport path 33 across the transport direction of the receptor. Has been. A stacking device 43 for stacking, for example, A3 size receptors is provided below the first branch transport path 33. The stacking device 43 includes a plurality of stacking units 43 a to 43 c arranged along the first branch transport path 33 with a predetermined interval.
[0016]
The first branch conveyance path 33 and the plurality of stacking units 43a to 43c are connected via guide paths 44a to 44c. A pair of conveying rollers 46 is provided in the guide paths 44a to 44c. Branch gates 45a and 45b are provided in the vicinity of the connecting portion between the first branch conveyance path 33 and the guide paths 44a and 44b, and the reception is selectively performed by turning the branch gates 45a and 45b. 43c is guided and accumulated.
[0017]
The second branch conveyance path 34 extends obliquely downward, and is connected to the long stacking device 51. A plurality of pairs of conveyance rollers 47 and detection sensors 48 are arranged in the second branch conveyance path 34 in the receipt conveyance direction. The long stacking device 51 is provided horizontally along the lower side of the stacking units 43a to 43c.
[0018]
On the other hand, the sorter device 2 described above is provided adjacent to the other side surface of the optical reader 1. The sorter device 2 includes a plurality of trays 53 arranged in the vertical direction, and for example, A4 size receptors are separately stored in these trays 53. As described above, the sorter device 2 has the conveyance path 31 connected to the terminal end of the main conveyance path 12 of the optical reading apparatus 1, and this conveyance path 31 is constituted by the horizontal conveyance path 31a and the vertical conveyance path 31b. ing. A plurality of transport roller pairs 55 are arranged in the horizontal transport path 31a and the vertical transport path 31b with a predetermined interval in the transport direction of the receipt. The vertical conveyance path 31b and the plurality of trays 53 are connected via a plurality of branch guide paths 57.
[0019]
Next, the receipt processing operation will be described.
First, a large number of receptors 6 are placed on the hopper table 4 in a standing position, and the first feeder unit 7 is operated. As a result, the pickup roller 8, the delivery roller 9 and the separation roller 10 are rotated, and the receptors 6 are separated one by one and sent out to the main conveyance path 12. The receptor 6 is nipped and conveyed along the main conveyance path 12 by the rotation of the conveyance roller pairs 13. Then, the size of the receptor 6 is detected by the detection sensor 14 during the conveyance, and after this detection, information is optically read by the reading unit 22. After this reading, the receipt 6 is further conveyed and sent to the numbering 29 where the number is recorded.
[0020]
When the size of the receipt 6 on which the number is recorded is, for example, A4 size, it is transported along the main transport path 12 and then sent to the transport path 31 of the sorter device 2. The receptor 6 sent to the transport path 31 is transported along the horizontal transport path 31a, then transported upward along the vertical transport path 31b, and a plurality of trays via a plurality of branch guide paths 57. 53 ... are collected on top of each other.
[0021]
Further, when the size of the receptor 6 is, for example, A3 size, it is sent to the first branch transport path 33 by the operation of the first branch gate 36 without being sent to the sorter device 2, and the stacking device 43 are accumulated in the respective accumulation units 43a to 43c.
Further, when the receipt 6 is long (for example, 1 m in length) manually fed from the manual paper feeding unit 17, the second branch gate 37 is operated to send it to the second branch conveyance path 34. And accumulated in the long accumulation device 51.
[0022]
By the way, the above-described accumulation device 43 is configured as shown in FIGS. 3 is a plan view showing the stacking device 43, and FIG. 4 is a side sectional view thereof.
[0023]
In the stacking device 43, a receptor 6a as shown in FIG. 7 is stacked. The receipt 6a includes a main sheet (paper sheets) 6b and a follow-up sheet (additional receipt) 6c that is sequentially attached to the main sheet 6b. The continuous paper 6c is glued to the rear end portion in the transport direction of the area excluding one side portion along the transport direction of the slip 6b.
[0024]
When the receipt 6a is full of items described in the vote 6b, the continuation sheets 6c are attached in order. However, there are several pasting patterns of the continuous paper 6c, and those relating to the present invention are of the type in which the continuous paper 6c is pasted one after another, and the broken line portion in the figure is the glued portion 6d. As shown in FIG. 8, this type of receptor 6a usually has a stencil 6c folded, and the number of stencils 6c attached varies depending on the type, but increases as the dosing period increases.
[0025]
The stacking device 43 includes a plurality of stacking units 43a to 43c. Since the plurality of stacking units 43a to 43c are similarly configured, the stacking unit 43a will be described as a representative.
[0026]
The accumulating unit 43a has an accumulating box 61 whose upper surface and front surface are opened, and allows the receipt 6a conveyed along the guide path 44a to be introduced into the accumulating box 61 from the upper surface opening. A plurality of corrugation rollers 62 are arranged at predetermined intervals in a direction orthogonal to the direction of receipt of the receipt on the side of receiving the receptacles of the stacking box 61, and pinch rollers 63 abut on the upper surface of the corrugation rollers 62. Has been.
[0027]
As shown in FIG. 5, the receptor 6a is sandwiched between the corrugation rollers 62 and the pinch rollers 63 when introduced into the stacking portion 43a. ing.
[0028]
A transport mechanism 65 is provided on the upper surface of the stacking box 61. The transport mechanism 65 includes a plurality of transport belts 66 arranged in parallel along the transport direction (width scanning direction) a of the receptor 6a, and first and second transport roller pairs 73 and 74 serving as transport means. have.
[0029]
The conveyor belt 66 is stretched between a driving roller 68 and a driven roller 69. The driving roller 68 and the driven roller 69 are supported on the side plates 61s and 61s of the stacking box 61 via shafts 70 and 71, respectively.
[0030]
Further, as shown in FIG. 6, the pair of conveyance rollers 73 and 74 is composed of conveyance rollers 73a and 74a and pinch rollers 73b and 74b that are in pressure contact with the lower side of the conveyance rollers 73a and 74a. The transport rollers 73a and 74a are supported by the side plates 61s and 61s of the stacking box 61 via the shaft 75.
[0031]
The first and second transport roller pairs 73 and 74 are arranged at a position sandwiching one side portion along the transport direction of the main slip 6b of the receipt 6a, that is, one side S of the area where the continuous paper 6c is not attached. It is installed. The distance between the second conveying roller pair 74 and the inner wall surface on the inner side of the stacking box 61 is larger than the dimension in the direction along the conveying direction of the receipt main slip 6b, and is carried out from the second conveying roller pair 74. This slip 6b can be reliably dropped and accumulated.
[0032]
Further, in the vicinity of the corrugation rollers 62, there are provided leaf springs 77 as second hitting members for hitting and dropping the follower 6c of the receptor 6a.
[0033]
A tapping lever 78 as a first tapping member is disposed on the carry-out side of the conveying belt 66. These hitting levers 78 are supported by side plates 61 s and 61 s of the stacking box 61 through a shaft 80. A solenoid (not shown) is connected to one end of the shaft 80, and the operation of this solenoid rotates the hitting lever 78 via the shaft 80, and this slip of the receptacle 6 a that is carried out of the transport mechanism 65 by the rotating end. The upper surface of 6b is struck.
[0034]
Further, the inner bottom portion of the stacking box 61 is inclined so as to rise in the direction of receipt of the receptor, and descends in the direction of receipt of the receptacle continuously with the first inclined surface 61a. A second inclined surface 61b that is inclined in the direction is formed.
[0035]
Next, the accumulation operation of the receptor 6a will be described.
[0036]
The receptor 6 a guided along the guide path 44 a is nipped and conveyed by the conveyance roller pair 46 and fed into the accumulation box 61. The receptacle 6a is sandwiched between the corrugation roller 62 and the pinch roller 63 at the entrance of the stacking box 61 so that the folding folds are stretched, and a corrugated ridge is provided in the main scanning direction b, which is not easily buckled in the sub scanning direction. It becomes a state with. When the receipt 6a enters, the leaf spring 77 is lifted up by the main slip 6b of the receipt 6a. The one side S of the receipt 6a of the receipt 6a fed into the stacking box 61 to which the follower sheet 6c is not attached is sandwiched between the transport roller pairs 73 and 74, and the remaining portion is not sandwiched between the transport roller pairs 73 and 74. The upper surface side of this portion is pressed against the conveyor belt 66. The receipt 6a is conveyed toward the inner side of the stacking box 61 by the rotation of the conveying roller pairs 73 and 74 and the traveling of the conveying belt 66. When the main slip 6b portion of the receipt 6a is carried out of the transport roller pair 74 by this transport, the hitting lever 78 is operated and the main slip 6b portion is knocked down.
[0037]
At this time, when the rear end of the sinter sheet 6 c is separated from between the conveyance pinch roller 63 and the corrugation roller 62, the rear end of the slat sheet 6 c is knocked down by the return force of the leaf spring 77.
[0038]
The drop 6 of the receipt 6a is accumulated on the second inclined surface 61b, and the follower 6c portion is accumulated on the first inclined surface 61a. The slip 6b portion accumulated on the second inclined surface 61b slides along the second inclined surface 61b due to its own weight, and its tip surface is brought into contact with the rear end surface of the accumulation box 61, and is aligned. The follower sheets 6c accumulated on the first inclined surface 61a are accumulated along the first inclined surface 61a, and the swelling in the height direction is restricted.
[0039]
As described above, according to this embodiment, the one side S in the transport direction of the receptor 6a fed into the stacking box 61, that is, the portion to which the continuous paper 6c is not pasted is transported by the transport roller pairs 73 and 74. Since it is sandwiched and conveyed, the receptor 6a can be reliably conveyed to the inner side of the accumulation box 61, and good accumulation is possible.
[0040]
Further, since the upper surface side of the receptor 6a fed into the accumulation box 61 is conveyed while being brought into contact with the conveyance belt 66, the receptor 6a is not brought into contact with the guide member or the like and stalled, thereby preventing an accumulation failure. be able to.
[0041]
Further, the main slip 6b portion of the receptor 6a fed into the stacking box 61 is knocked down by the knocking lever 79, and the follower paper 6c is knocked down by the restoring force of the leaf spring 77, thereby preventing interference with the subsequent receptor 6a. be able to.
[0042]
Further, first and second inclined surfaces 61a and 61b are formed on the inner bottom portion of the stacking box 61 so that the main slip 6b of the receptor 6a is the second inclined surface 61b and the follower sheet 6c is the first inclined surface 61a. Since they are stacked along each other, the leading ends of the slips 6b can be aligned, and the swelling of the continuous paper 6c in the height direction can be restricted.
[0043]
Of course, the present invention can be variously modified within the scope of the gist thereof.
[0044]
【The invention's effect】
As described above, in the present invention, since one side portion along the conveyance direction in which the continuous sheet of the paper sheets fed into the stacking unit does not exist is sandwiched and transported by the transporting means, In this case, it is possible to reliably feed the toner into the water and to accumulate it satisfactorily.
[Brief description of the drawings]
FIG. 1 is an overall configuration diagram illustrating a paper sheet processing apparatus according to an embodiment of the present invention.
FIG. 2 is an external perspective view showing the optical character reader according to the embodiment.
FIG. 3 is an exemplary plan view showing the integrated device according to the embodiment;
FIG. 4 is a side sectional view showing the integrated device of the embodiment.
FIG. 5 is a view showing a corrugated roller provided at an inlet of the stacking apparatus according to the embodiment.
FIG. 6 is a view showing a conveyance belt and a conveyance roller pair provided in the stacking apparatus of the embodiment.
FIG. 7 is an exemplary plan view showing a receptor integrated in the integrated device according to the embodiment;
FIG. 8 is a plan view showing a state in which the follower sheet of the receipt of FIG. 7 is folded.
[Explanation of symbols]
6a ... Receipt (paper sheets), 6b ... This vote, 6c ... Sequential paper, S ... One side, 61 ... Stacking box (stacking portion), 61a ... First slope, 61b ... Second slope, 66 ... conveying belt, 73, 74 ... conveying roller pair (conveying means), 77 ... leaf spring (second tapping member), 78 ... tapping lever (first tapping member).

Claims (3)

A stacking unit that stacks paper sheets fed in a continuous manner to the trailing end in the transport direction of the area excluding one side along the transport direction;
Provided in the stacking unit, and a plurality of conveying roller pairs for conveying the fed come the paper one side along the conveying direction of connection the paper absence of sheets toward the back side of the stacking unit by sandwiching,
A conveying belt that is provided in the stacking unit and that contacts the upper surface side of the area excluding one side along the transporting direction of the paper sheets that are fed in and transports toward the back side of the stacking unit. A paper sheet stacking apparatus characterized by that. 2. A first tapping member for tapping down a paper sheet fed from the pair of conveying rollers and the conveying belt , and a second tapping member for tapping down a continuous sheet of the paper sheet. The paper sheet stacking apparatus as described.   A first inclined surface that inclines so as to rise along the conveyance direction of the paper sheet at the inner bottom of the stacking unit, and descends along the conveyance direction of the paper sheet continuously with the first inclined surface And a second inclined surface inclined so that the paper sheets are stacked on the second inclined surface, and the continuous paper is stacked on the first inclined surface. The paper sheet stacking device described.

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