JP2002001228A - Medium sorting device and medium sorting device - Google Patents

Abstract

(57) [Summary] [PROBLEMS] Even if sheets to be sorted are curled or thin, they are caused to enter a gap formed between the first branch conveying section and the second branch conveying section. Try not to be. A vertical transport mechanism (16) for introducing and transporting paper sheets (P) sorted in a first direction by a sorting mechanism (24).
Has first and second transport belts 21 and 22 for nipping and transporting the sheets P to be introduced, and transports the sheets P sorted in the second direction by the sorting mechanism 24. The horizontal transport mechanism 13 has third and fourth transport belts 30 and 31 for nipping and transporting the introduced paper sheet P, and the vertical and horizontal transport mechanisms 16 and 13 include the second transport belt 22 and the third transport belt 22. Are arranged adjacent to each other, and the second and third conveyor belts 22, 30 are nested.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

TECHNICAL FIELD The present invention relates to, for example,
The present invention relates to a medium sorting device that sorts, transports, and sorts media such as paper sheets according to the sorting information, and a media sorting device.

[0002]

2. Description of the Related Art A medium sorting apparatus of this type includes a supply unit for supplying a medium. The medium supplied from the supply unit is taken out one by one by an ejection unit. Is read by the reading unit. Then, after the medium is transported by the transport mechanism, the distribution unit selectively distributes the medium in the first and second directions, for example, in accordance with the read sorting information, and distributes the distributed medium to the first or second direction. 2 and transported to each sorting box to be sorted and collected.

By the way, the medium distributed in the first or second direction by the distribution unit is not guided to the first branch transportation unit or the second branch transportation unit, and the first branch transportation unit and the second branch transportation unit are not guided to the first branch transportation unit or the second branch transportation unit. In some cases, the sheet may enter the gap formed between the sheet and the conveyance unit and become jammed.

For this reason, in the related art, the medium introduction side of the first branch transport section and the second branch transport section are brought close to each other to narrow the gap formed between the two and to prevent the medium from entering. I have to.

[0005]

However, in the prior art, the gap between the first branch transport section and the second branch transport section was merely reduced, and a medium having a curved tip or a thin medium was used. In such a case, the leading end may enter the gap between the first branch transport section and the second branch transport section. In this case, there is a disadvantage that the medium is clogged or soiled.

The present invention has been made in view of the above circumstances, and the first and second branch transports are performed even if the leading end of the transported medium is easily curved or thin. It is an object of the present invention to provide a medium sorting device and a medium sorting device that do not enter a gap formed between means.

[0007]

According to the present invention, in order to solve the above-mentioned problems, the present invention is directed to a medium transported in a first transport direction and a second transport direction different from the first transport direction. Distributing means for distributing in the transport direction, first branch transport means for introducing and transporting the medium distributed in the first transport direction by the distributing means, and distributing in the second transport direction by the distributing means And a second branch transport means for introducing and transporting the introduced medium, wherein the first branch transport means has first and second transport belts for nipping and transporting the introduced medium, The second branch transport means has third and fourth transport belts for nipping and transporting the medium to be introduced, and the first and second branch transport means are provided for the second transport belt and the third transport belt. A part is arranged adjacently, and these second and third Were placed conveyor belt nested.

According to a fourth aspect of the present invention, there is provided a supplying means for supplying a medium to which sorting information is added, an extracting means for extracting the medium supplied by the supplying means, and a sorting information of the medium extracted by the extracting means. Reading means for reading
Transport means for transporting the medium on which the sorting information has been read by the reading means; and a medium transported by the transport means in the first transport direction and the first transport direction according to the read information of the reading means. Are distributing means for distributing in a different second transport direction, first branch transport means for introducing and transporting the medium distributed in the first transport direction by the distributing means, and second distributing means for distributing the medium. A second branch conveying means for introducing and conveying the medium distributed in the conveying direction, and a sorting / stacking section for sorting and accumulating the media conveyed by the first and second branch conveying means in accordance with the sorting information. Wherein the first branch transport means has first and second transport belts for nipping and transporting the medium to be introduced, and the second branch transport means has a first transport belt for nipping and transporting the medium to be introduced. 3rd and 4th transport Has a belt, the first and second branch conveying means is located adjacent a portion of the second conveyor belt and the third conveyor belt in and the second and third
Were nested.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to embodiments shown in the drawings.

FIG. 1 is an overall configuration diagram showing a medium sorting apparatus according to an embodiment of the present invention.

The sorting apparatus 1 includes a processing unit 2 for processing sheets as a medium, and a sorting unit 3 for sorting and stacking the sheets processed by the processing unit 2. Section information such as handwritten or printed numbers, characters, and symbols is recorded on paper sheets.

The processing section 2 includes a supply section 5 for supplying a sheet P as a medium to be input, and a take-out section 6 for taking out and sending out the sheet P one by one in the supply direction of the sheet P. Is provided. Further, a first elimination unit 7 is provided in the sending direction of the paper sheet P for removing defective paper sheets having hard objects and foreign matters and passing normal paper sheets having no hard objects and foreign matters. Have been. In the direction in which the normal paper sheets are sent out, there is provided a second elimination unit 8 for excluding a paper sheet having a bad posture and passing a normal paper sheet. Further, a reading unit 9 as reading means for reading the information is provided in a direction in which the paper sheets having a normal posture are sent out.

On the other hand, the sorting section 3 includes a lower transport mechanism 11 for transporting the paper sheets from which information has been read by the reading section 9.
The lower transport mechanism 11 is provided along the bottom of the sorting section 3. A step path section 12 for transporting paper sheets upward is connected to a discharge end side of the lower transport mechanism 11. The stepped path portion 12 is provided along the vertical direction, and a plurality of stages of horizontal transfer mechanisms 13 as second branch transfer means are connected to the stepped path section 12. A plurality of sorting boxes 14 are arranged along the lower side of the plurality of horizontal transport mechanisms 13. Gates (not shown) for guiding the sheets P to the sorting boxes 14 based on the read sorting information are provided in the horizontal transport mechanisms 13 so as to correspond to the sorting boxes.

When sorting the paper P, the paper P is supplied from the supply unit 5 (supply process), and the paper P is supplied.
Are taken out one by one by the take-out section 6 and sent out (take-out step). Of the fed sheets P, those having hard materials and foreign matter are excluded by the first removing unit 7, and only those having no hard material and foreign matter pass through the first removing unit 7. Further, among the paper sheets that have passed through the first elimination unit 7, those having a poor conveyance posture are eliminated by the second elimination unit 8, and only those having a normal posture pass through the second elimination unit 8. The sheet information that has passed through the second elimination unit 8 is read by the reading unit 9 in the sorting information (reading step). The sheet P from which the sorting information is read is conveyed to the step pass unit 12 via the lower conveying mechanism 11 (conveying step), and the sheet P is transferred to the step pass unit 12 according to the read sorting information. Are distributed to the horizontal transport mechanisms 13 at each stage (distribution step). The sheets P sent to the horizontal transport mechanism 13 are sorted and accumulated in predetermined sorting boxes 14 based on the above-described sorting reading information.

FIG. 2 is an enlarged front view showing a part of the stepped path section 12 described above.

The stepped path section 12 has a vertical transport mechanism 16 as first branch transport means for transporting the sheets P transported by the lower transport mechanism 11 upward, and is transported by the vertical transport mechanism 16. Mechanism 24 for selectively distributing the paper sheets P to the plurality of horizontal transport mechanisms 13 based on the sorting information.

The vertical transport mechanism 16 includes a first transport belt 21
And a second conveyor belt 22 arranged opposite to the first conveyor belt 12. The first and second conveyor belts 21 and 22 pinch and convey the sheets P upward. The second conveyor belts 22 are composed of a plurality of rollers 22.
It is stretched between a to 22c so as to form a substantially triangular shape.

The distributing mechanism 24 is provided at a position facing the first transport belt 21 on the sheet conveying side of the second transport belt 22, and has a swing lever 26 and an upper end side of the swing lever 26. It is constituted by the attached roller 27. When the roller 27 separates from the first conveyor belt 21 by the swing of the swing lever 26, the sheet P is moved to the first position.
In the direction a, the roller 27 pushes the first transport belt 21 so that the sheets P are sorted in the second direction b and selectively fed to the horizontal transport mechanism 13 of a plurality of stages.

Horizontal transport mechanism 1 as second branch transport section
3 are third and fourth conveyor belts 30,
31 and the third and fourth conveyor belts 30, 3
1, the sheet P is pinched and conveyed.
The third transport belt 30 is stretched over rollers 30a, and the fourth transport belt 31 is stretched between rollers 31a, 31b, 31c. The second transport belt 22 of the vertical transport mechanism 16 and the third transport belt 30 of the horizontal transport mechanism 13 are arranged adjacent to each other and near the first transport belt 21 on the paper sheet introduction side.

FIG. 3 is a view taken along the line AA in FIG.

A large-diameter portion 22a 'is formed at a substantially central portion in the axial direction of a roller 22a, around which a second conveyor belt 22 constituting the vertical conveyance mechanism 16 is wound, and the second conveyor belt 22 is formed on the large-diameter portion 22a'. A belt 22 is stretched.

Third and fourth parts of the horizontal transport mechanism 13
Rollers 30a and 31 that hang the conveyor belts 30 and 31
The large-diameter portions 30a 'and 31a'
Are formed respectively. Third conveyor belt 30,3
0 is wound around the large-diameter portions 30a 'and 30a' of the roller 30a, respectively.
a is extended over the large diameter portions 31a 'and 31a'.

The second transport belt 22 of the vertical transport mechanism 16
And the roller 30a for bridging the third transport belt 30 of the horizontal transport mechanism 13 are closely opposed to each other,
The second transport belt 22 of the vertical transport mechanism 16 and the third transport belt 30 of the horizontal transport mechanism 13 are arranged in a nested manner.

Third and fourth conveyor belts 30, 30, 3
Reference numerals 1 and 31 are arranged to face each other.

In the above configuration, the vertical transport mechanism 16
The sheets P conveyed by the first direction a or the second direction b by the sorting mechanism 24 according to the sorting information.
It is distributed to. At this time, for example, when the paper sheets P sorted in the first direction a are curled or extremely thin, the first sheet constituting the vertical transport mechanism 16 is formed. The second transport belt 22 of the vertical transport mechanism 16 and the third transport belt 30 of the horizontal transport mechanism 13 are not directed to the medium introduction portion S1 formed between the transport belt 21 and the second transport belt 22. There is a case where an attempt is made to enter toward a narrow gap S2 formed between them.

However, since the second transport belt 22 of the vertical transport mechanism 16 and the third transport belt 30 of the horizontal transport mechanism 13 are combined in a nested manner as described above, the second transport belt Even if an attempt is made to enter the gap S2 between the belt 22 and the third conveyor belt 30, it collides with the second and third conveyor belts 22 and 30 and its entry is regulated, and the first conveyor belt 21 and the second conveyor belt 30 are prevented from entering. It comes to between the conveyor belt 22.

Therefore, the sheet P may enter the gap S2 between the second transport belt 22 of the vertical transport mechanism 16 and the third transport belt 30 of the horizontal transport mechanism 13 as in the prior art. It is possible to reliably prevent the paper sheet P from being jammed or soiled.

FIG. 4 shows a second embodiment of the present invention.

In the first embodiment, the second transport belt 22 of the vertical transport mechanism 16 is connected to the third transport belt 22 of the horizontal transport mechanism 13.
In the second embodiment, the large-diameter portions 22 are attached to both ends of a roller 22a around which the second conveyor belt 22 is wound.
a ", 22a" are formed, and these large diameter portions 22a ", 22a are formed.
The second transport belt 22 is stretched over a ″.

The third and fourth conveyor belts 30, 3
Large diameter portions 30a "and 31a" are respectively formed at approximately the center of the rollers 30a and 31a in the rotation axis direction, and the third conveying belt 30 and the large diameter portion 31a "are formed on the large diameter portion 30a".
And a fourth conveyor belt 31.

In the second embodiment, the third conveyor belt 30 is positioned between the second conveyor belts 22, 22, and is nested. According to the second embodiment, the same operation and effect as those of the first embodiment can be obtained.

The processing medium is not limited to paper sheets, but any processing medium may be used as long as it is a plate-like material.

[0033]

As described above, according to the present invention, it is possible to obtain a medium sorting device capable of reliably sorting a medium without clogging or soiling the medium as in the prior art. This is advantageous in that it is possible to obtain a medium transport device capable of reliably distributing and transporting the media.

[Brief description of the drawings]

FIG. 1 is an overall configuration diagram illustrating a paper sheet sorting apparatus according to an embodiment of the present invention.

FIG. 2 is a front view showing a schematic configuration of a step path section.

FIG. 3 is a main part configuration diagram of a step path portion shown along the line AA in FIG. 2;

FIG. 4 is a diagram illustrating an arrangement configuration of a transport belt according to a second embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Sorting device 2 ... Processing part 3 ... Sorting part 5 ... Supply part 6 ... Extraction part 7 ... First elimination part 8 ... Second elimination part 9 ... Reading part (reading means) 11 ... Lower conveyance mechanism 12 ... Stage Path 13: Horizontal transport mechanism (second branch transport means) 16: Vertical transport mechanism (first branch transport means) 21: First transport belt 22: Second transport belt 24: Distributing mechanism (Distributing means) 26: swing lever 30: third transport belt 31: fourth transport belt

Claims (6)

[Claims] A distributing means for distributing a medium to be transported in a first transport direction and a second transport direction different from the first transport direction; and a distribution means for distributing the medium in the first transport direction by the distribution means. A first branching and conveying means for introducing and conveying the medium, and a second branching and conveying means for introducing and conveying the medium distributed in the second conveying direction by the distributing means. The first branch transport means includes first and second transport belts for nipping and transporting the medium to be introduced, and the second branch transport means includes third and fourth transport belts for nipping and transporting the medium to be introduced. Wherein the first and second branch conveying means arrange the second conveying belt and a part of the third conveying belt adjacent to each other, and nest the second and third conveying belts. A medium sorting device, which is arranged in a shape. 2. The method according to claim 1, wherein the distributing unit has a swing roller, and swings the swing roller so as to abut on the first conveyor belt and press or not press the first conveyor belt. 2. The medium sorting device according to claim 1, wherein the medium is sorted in two directions. 3. The medium sorting device according to claim 1, wherein the medium is a paper sheet. 4. A supply unit for supplying a medium to which classification information has been added, an extraction unit for extracting the medium supplied by the supply unit, a reading unit for reading the classification information of the medium extracted by the extraction unit, Transport means for transporting the medium on which the sorting information has been read by the reading means; and a medium transported by the transport means in the first transport direction and the first transport direction according to the information read by the reading means. A distributing means for distributing in a different second transport direction; a first branch transport means for introducing and transporting the medium distributed in the first transport direction by the distributing means; A second branch transport unit that introduces and transports the medium that has been sorted in the transport direction, and sorts the media that is transported by the first and second branch transport units according to the sort information. A first stacking / conveying unit having first and second conveyance belts for nipping and conveying the medium to be introduced, and the second branching / conveying means including a medium to be introduced. And a third and a fourth transport belt for nipping and transporting the first transport belt, the first and second branch transport means arrange the second transport belt and a part of the third transport belt adjacent to each other, and Wherein the second and third conveyor belts are nested. 5. The distributing means has a oscillating roller, and the oscillating roller is oscillated to come into contact with the first conveyor belt and press or not to press the first and second conveyor belts. 5. The medium is sorted in the direction of (b).
The medium sorting device according to claim. 6. The medium sorting apparatus according to claim 4, wherein the medium is a paper sheet.