JP2002087678A - Paper sheet treating device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a paper sheet treating device capable of enhancing operation rate of the device and reducing working load to an operator. SOLUTION: This paper sheet treating device 1 is equipped with a fetching-in part 11 fetching paper sheets in a carrying passage 6; a first sensor 31 detecting fetched-in paper sheets, identifying and numbering; an alignment unit 12 correcting a carrying attitude of the identified paper sheets; an inspection unit 13 deciding an accumulating place of the paper sheets; sensors 32, 33, 34 monitoring a carrying position or a carrying state of the paper sheets; and a rejecting part 16 rejecting paper sheets to be rejected. Non-identified paper sheets not identified with the first sensor 31 and identified with other sensor are rejected together with paper sheets being carried just prior to it, and the treatment work of other paper sheets is continued.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a paper sheet processing apparatus which takes in a plurality of paper sheets on a conveyance path and conveys them to a predetermined processing section.

[0002]

2. Description of the Related Art Conventionally, as a sheet processing apparatus, a take-in section for taking a plurality of sheets to be processed one by one on a conveyance path, and correcting a conveyance posture of the sheets taken in the conveyance path. Alignment unit, inspection unit that inspects paper sheets with corrected transport posture to determine the stacking destination, and diverges paper sheets to be removed from paper sheets taken in on the transport path from the transport path. 2. Description of the Related Art There is known an apparatus having a reject unit to be eliminated and a plurality of stacking units for stacking paper sheets whose stacking destination is determined via an inspection unit based on the determination result.

[0003] Sheets taken into the conveyance path via the take-in section are specified by a sensor arranged on the conveyance path immediately after the take-up section, and remain on the conveyance path until they are accumulated in a predetermined accumulation section. The transport position and the transport state are monitored by a plurality of other sensors arranged.

[0004] For example, half or 1 /
When a deformed sheet or a foreign substance (hereinafter, referred to as a non-specified object) folded into four is taken in on the transport path, the non-specified object is specified as a sheet by a sensor immediately after the take-in unit. May be suddenly detected by another sensor. In this case, based on the abnormal signal detected by the other sensor, the apparatus is immediately stopped, the processing operation of the paper sheet is interrupted, and the non-specific material remaining on the transport path is removed by the operator to perform the recovery processing. You. Then, after the recovery process by the operator, the sheet taking operation is restarted and the process is restarted.

[0005]

As described above, in the conventional apparatus, when a non-specific object is detected during the processing, it is necessary to stop the apparatus and perform the recovery processing every time.
There has been a problem that the operation rate of the apparatus is reduced and the work load on the operator is increased.

The present invention has been made in view of the above points, and an object of the present invention is to provide a paper sheet processing apparatus capable of improving the operation rate of the apparatus and reducing the work load on an operator. .

[0007]

In order to achieve the above object, a paper sheet processing apparatus according to the present invention comprises a processing section for processing paper sheets, and a transport path for transporting the paper sheets to the processing section. When,
A take-in unit that takes in paper sheets to be processed on this transport path, and an exclusion that eliminates paper sheets that should not be transported to the processing unit among the paper sheets taken in the transport path by this capture unit Unit, a specifying means for specifying the paper sheets taken into the conveyance path by the take-in unit, and at least one sheet for detecting the paper sheets specified by the specification means and conveyed through the conveyance path. When a non-specified object not specified by the specifying unit is detected via the detecting unit and the at least one detecting unit, the non-specified object is excluded to the rejecting unit, and the processing operation of the paper sheet is continued. A control unit.

According to the paper sheet processing apparatus of the present invention, non-specific objects such as deformed paper sheets and foreign substances which are not specified by the specifying means among the paper sheets taken into the conveyance path via the take-in section. When detected by the detection means, the processing is continued by excluding the non-specific object to the exclusion unit. For this reason, the processing operation of paper sheets can be efficiently continued without lowering the operation rate of the apparatus, and the trouble of the recovery processing by the operator after the apparatus is stopped can be reduced.

Further, according to the above-mentioned invention, the at least one detecting means includes an alignment section for correcting a conveying posture of the paper sheet conveyed on the conveying path, and an aligning section for correcting the conveying posture of the paper sheet conveyed on the conveying path. It is characterized by including at least one of an inspection unit for reading and inspecting various information.

Further, according to the invention described above, when the detecting unit detects a non-specific object not specified by the specifying unit, the control unit controls the non-specific object and the sheet being conveyed immediately before. Are excluded to the exclusion section.

Further, according to the invention described above, when the detecting means detects a non-specified object not specified by the specifying means, the control unit determines whether the specified object and the two sheets conveyed before and after the specified object are detected. It is characterized in that paper sheets are eliminated to the exclusion section.

As described above, the paper sheets before and after the non-specified object are also excluded to the rejection section, so that the non-specified object can be removed even when the reaction speed of the transfer gate provided on the transfer path is low. Rejection can be reliably performed by the rejection section, and processing reliability can be improved.

[0013]

Embodiments of the present invention will be described below in detail with reference to the drawings.

FIG. 1 shows a schematic configuration of a paper sheet processing apparatus 1 according to an embodiment of the present invention.

The paper sheet processing apparatus 1 has an apparatus main body 2 and an operation unit 4 for receiving various operation inputs by an operator.

The operation unit 4 accepts various operation inputs from the operator, and accepts the setting and instruction of the business contents for the apparatus main body 2. The operation unit 4 displays an operation state of the apparatus main body 2 via an operation screen including a display such as a CRT. The apparatus main body 2 operates based on the operator's instruction in accordance with the work contents set by the operator via the operation unit 4.

The apparatus main body 2 accommodates a plurality of paper sheets to be processed and takes in the plurality of paper sheets one by one onto a transport path 6 extending through the inside of the apparatus main body 2. Part 11
Having. The transport path 6 extending from the take-in section 11 traverses a pair of transport belts 6a and 6b (see FIGS. 2 and 3) opposed to each other vertically with a transport surface for transporting the sheets in the transport direction of the sheets. Three pairs are arranged in the width direction. The paper sheets have three pairs of transport belts 6 with their short sides facing the transport direction.
a and 6b are conveyed.

The alignment unit 12 (alignment unit) and the inspection unit 1 are arranged on the transport path 6 along the transport direction of the sheet.
3 (inspection unit), transfer gates G1, G2, and five division gates 14a to 14e are arranged in this order.

The alignment unit 12 includes a plurality of sensors for detecting the conveyance state of the paper sheets taken into the conveyance path 6 by the take-in unit 11, and based on the detection results by the plurality of sensors, It has a correction mechanism for correcting the transport attitude.

The inspection unit 13 includes a plurality of sensors for detecting the paper sheet whose transporting posture has been corrected via the alignment unit 12, and reads various information from the paper sheet via the plurality of sensors to read the paper sheet. It has a determination unit that determines the destination where the leaves are accumulated.

A transport gate G1 provided on the transport path 6 downstream of the inspection unit 13 selectively guides the sheets transported through the transport path 6 to the reject unit 16 (rejection unit). Is switched to In the reject unit 16,
The paper sheets to be eliminated among the paper sheets taken into the transport path 6 via the take-in section 11 are sent.

The five divisional gates 14a to 14e are used to transfer the sheets conveyed through the conveyance path 6 after passing through the inspection unit 13 to the job contents set via the operation unit 4 and the contents of the inspection unit 13. It is classified according to the inspection result, and guided to a predetermined collecting destination.

Six stacking units 20a to 20f (processing units) are provided as stacking destinations of the sheets by the division gates 14a to 14e. A first stacking section 20a is provided corresponding to the section gate 14a located on the most upstream side along the transport path 6, a second stacking section 20b is provided corresponding to the second section gate 14b, and a third stacking section 20b is provided. A third integrated section 20c is provided corresponding to the fourth section gate 14c, a fourth integrated section 20d is provided corresponding to the fourth section gate 14d, and a fifth integrated section 20c is provided corresponding to the fifth section gate 14e. And a sixth stacking unit 20f.

The first to sixth integrated units 20a to 20f (hereinafter sometimes collectively referred to as an integrated unit 20) are provided with corresponding division gates 14a to 14e (hereinafter collectively referred to as a divided gate 14). ), A shutter 22 provided at the bottom of each temporary stacker 21, and a temporary stacker via the shutter 22. A cassette 23 that receives the sheets dropped from the cassette 21 and a cassette 23 provided above the transport path 6, that is, above the temporary storage 21. A pusher 24 is provided for pushing into the inside 23.

Each cassette 23 is provided so as to be detachable from the apparatus main body 2, and is detached from the apparatus main body 2 by a manual operation of an operator.

On the transport path 6 from the take-in section 11 to the transport gate G1, there is provided a transport path 4 for detecting the passage of the paper sheets, identifying the paper sheets, and monitoring the transport position and the transport state. Two sensors 31, 32, 33, 34 are provided. Since each of the sensors 31, 32, 33, and 34 has substantially the same configuration, the sensor 31 on the most upstream side will be described here as a representative. FIG. 2 is a plan view of the sensor 31 as viewed from above the transport path 6, and FIG. 3 is a longitudinal sectional view of the sensor 31 and the transport path 6.

The sensor 31 has two pairs of light-emitting portions 31a and light-receiving portions 31b in a positional relationship sandwiching the transport path 6 up and down, and each light-emitting portion 31a and light-receiving portion 31b is a support 31c formed by bending an elongated plate member. Respectively. A hole 31d for passing an optical axis from each light emitting portion 31a to the light receiving portion 31b is provided at a predetermined position of the support 31c.
Are formed respectively. The sensor 31 is positioned at a position that does not interfere with the three sets of conveying belts 6a and 6b so that the two optical axes cross the conveying path 6 at two positions separated in the width direction of the sheet.

The first sensor 31 provided on the transport path 6 between the take-in section 11 and the alignment unit 12 functions as a specifying means of the present invention, and is provided on the transport path 6 via the take-up section 11. The taken-in paper sheets are specified, and a continuous number is assigned to each of the specified paper sheets and managed. The detection signal from the sensor 31 is compared with a threshold value of a preset level, and a deformed paper sheet or a non-paper foreign substance (hereinafter, referred to as a non-specific object) bent in half or quarter is bent. It is not specified as a normal paper sheet. That is, the sensor 31 specifies only normal paper sheets taken into the conveyance path 6 via the taking section 11.

The second sensor 32 provided on the transport path 6 between the alignment unit 12 and the inspection unit 13, and the third and third sensors provided on the transport path 6 between the inspection unit 13 and the transport gate G1. The fourth sensors 33 and 34 function as detecting means of the present invention, detect the paper sheets specified by the first sensor 31 and monitor the transport position and the transport state thereof. Detecting the passage of a non-specific object that has not been specified.

The plurality of sensors of the alignment unit 12 and the plurality of sensors of the inspection unit 13 also function as detecting means of the present invention, and can detect non-specific objects at a higher level than the second to fourth sensors.

FIG. 4 is a block diagram of a control system for controlling a processing operation on a non-specific object by the above-described sheet processing apparatus 1.

This control system has a control unit 40 for specifying a paper sheet, monitoring its transport position and transport state, and controlling the processing operation by the alignment unit 12 and the inspection unit 13. The transport driver 41, the alignment driver 42, and the inspection driver 43 are connected to the control unit 40.

The transport driver 41 includes sensors 31, 32, 33, and 3 for detecting sheets conveyed on the transport path 6.
4,..., Transfer gates G1, G2, section gates 14a, 14
b, 14c, 14d, 14e, a plurality of transport belts, transport rollers, and the like are connected.

The alignment driver 42 is connected to a plurality of sensors 44 for detecting sheets and a correction mechanism 45 for correcting the conveying posture of the sheets based on the detection results of the plurality of sensors 44.

The inspection driver 43 is connected to a plurality of sensors 46 for reading various information from the paper sheets, detecting whether or not the paper sheets are normal, and judging the stacking destination.

Next, the processing operation for a non-specific object by the sheet processing apparatus 1 configured as described above will be described with reference to FIG.
This will be described with reference to the flowchart shown in FIG.

First, a plurality of sheets to be processed are set in the take-in section 11 and are taken one by one onto the transport path 6 to start a sheet processing operation (step 1). The paper sheet taken into the transport path 6 is detected by the first sensor 31, specified as a normal paper sheet, and given a number. Until the paper sheets identified by the numbers are stacked on the predetermined stacking units 20a to 20f, the paper sheets are detected by a plurality of other sensors arranged on the conveyance path 6, and the conveyance position and the conveyance state are detected. Is monitored.

The number of sheets passed through the first sensor 31 is added to the number of sheets, the conveyance attitude is corrected through the alignment unit 12, and the stacking destination is determined through the inspection unit 13. Then, the division gates 14a to 14e are selectively switched based on the determination result by the inspection unit 13,
The numbered paper sheets are stored in predetermined stacking units 20a to 20f.
To be integrated selectively.

During the above-mentioned work, non-specified objects such as deformed paper sheets and foreign substances not specified by the first sensor 31 (FIG. 5)
Is a foreign substance), but the other sensors 32, 33, 3
4. If any of the alignment unit 12 and the inspection unit 13 is detected (Step 2; YES, Step 3; YES), the transport position of the non-specific object is specified (Step 4).

Then, the non-specified object and the sheet conveyed immediately before it are removed to the reject unit 16 by switching the conveyance gate G1 (step 5). At this time, the processing for the non-specified object removed to the reject unit 16 and other paper sheets taken in on the transport path 6 other than the paper sheets is continued, and the collection of the paper sheets by the take-in unit 11 is continued. Operation is also continued.

That is, in the apparatus of the present invention, by removing non-specific objects to the reject unit 16, the processing is continued without stopping the apparatus, the operation rate of the apparatus is improved, and the number of times of recovery processing by the operator is increased. To reduce the work load.

The present invention is not limited to the above-described embodiment, but can be variously modified within the scope of the present invention. For example, in the above-described embodiment, a case has been described in which a non-specific object detected by another sensor and a sheet being conveyed immediately before are not specified by the first sensor 31, but are rejected. The present invention is not limited to this, and a non-specific object and two sheets before and after the non-specific object may be rejected. That is, the paper sheets to be rejected can be changed according to the reaction speed of the transport gate G1. For example, if a transport gate G1 that can be switched at a very high speed is used, control may be performed so that only non-specific objects are rejected.

[0043]

As described above, the paper sheet processing apparatus of the present invention has the above-described configuration and operation, so that the operation rate of the apparatus can be improved, and the work load on the operator can be improved. Can be reduced.

[Brief description of the drawings]

FIG. 1 is a schematic diagram showing a paper sheet processing apparatus according to an embodiment of the present invention.

FIG. 2 is a plan view showing a sensor disposed on a conveyance path of the sheet processing apparatus of FIG. 1;

FIG. 3 is a cross-sectional view of the sensor of FIG. 2 cut along a plane orthogonal to a conveyance path.

FIG. 4 is a block diagram showing a control system for controlling the processing operation of the sheet by the sheet processing apparatus of FIG. 1;

FIG. 5 is a flowchart for explaining a processing operation by the sheet processing apparatus of FIG. 1;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Paper sheet processing apparatus, 2 ... Device main body, 4 ... Operation part, 6 ... Conveyance path, 6a, 6b ... Conveyor belt, 11 ... Take-in part, 12 ... Alignment unit, 13 ... Inspection unit, 14a-14e ... Sectioning gate, 16: reject unit, 20a to 20f: stacking unit, 21: temporary storage, 22: shutter, 23: cassette, 24: pusher, 31 to 34: first to fourth sensors, 40: control unit, 41: transport driver, 42: alignment driver, 43: inspection driver, 44, 46: sensor, G1, G2: transport gate.

Claims (4)

[Claims] A processing unit configured to process paper sheets, a transport path for transporting the paper sheets to the processing unit, a capturing unit that captures a paper sheet to be processed on the transport path; An elimination unit that eliminates paper sheets that should not be conveyed to the processing unit among the paper sheets taken into the conveyance path by the acquisition unit; and a paper sheet that is taken into the conveyance path by the acquisition unit. Specifying means for specifying, at least one detecting means for detecting sheets conveyed through the conveyance path specified by the specifying means, and specified by the specifying means via the at least one detecting means And a control unit that, when a non-specific object that is not detected is detected, excludes the non-specific object to the rejection unit and continues the processing operation of the paper sheet. 2. The apparatus according to claim 1, wherein the at least one detecting unit is configured to correct a conveying posture of the sheet conveyed on the conveying path, and read and inspect various information from the sheet conveyed on the conveying path. The sheet processing apparatus according to claim 1, wherein the sheet processing apparatus includes at least one of an inspection unit that performs the inspection. 3. The control unit, when the detecting unit detects a non-specific object not specified by the specifying unit, sends the non-specific object and a sheet conveyed immediately before to the elimination unit. The sheet processing apparatus according to claim 1, wherein the sheet processing apparatus is excluded. 4. The control unit, when the detecting unit detects a non-specific object not specified by the specifying unit, excludes the specific object and two sheets conveyed before and after the specific object. The paper sheet processing apparatus according to claim 1, wherein the paper sheet processing apparatus is excluded from the paper processing unit.