JP4064322B2 - Sheet-like body feeding device - Google Patents

Description

  The present invention relates to a feeding device that feeds sheet-like objects such as envelopes, documents, and photographs one by one to an envelope opening device and an information reading device.

Examples of conventional feeding devices include those disclosed in Patent Documents 1 to 3 and the like. Each of the devices of Patent Documents 1 to 3 feeds stacked sheets or forms one by one from the top with a transport belt. In the apparatus of Patent Document 1, the conveyor belt and the position regulation guide are coupled and moved together in order to set the conveyor belt at an appropriate position with respect to the paper sheet. In order to perform stable paper feeding, the apparatus of Patent Document 2 is provided with a fixed conveyance belt and a movable conveyance belt, and moves the conveyance belt to a position corresponding to the width of the form. In the apparatus of Patent Document 3, in order to perform stable paper feeding with a small amount of skew of a form, a plurality of transport belts are arranged in parallel, and the corresponding transport belt is operated according to the width of the form.
Japanese Utility Model Publication No. 57-20056 JP 61-60536 A Japanese Patent Laid-Open No. 5-186068

  However, since the distance between the conveyance belt and the position regulation guide remains constant in the apparatus of Patent Document 1, the conveyance belt may not be at an appropriate position with respect to the paper sheet depending on the amount of movement of the position regulation guide. There was a problem that there was. Moreover, since all the apparatuses of Patent Documents 1 to 3 require a new mechanism related to the conveyor belt, there is a problem that the apparatus configuration is complicated.

  An object of the present invention is to provide a sheet-like body feeding device that can stably feed even a large sheet-like body and that can exhibit such an effect with a very simple configuration. And

  The present invention provides a sheet-like body feeding apparatus that feeds sheet-like bodies to the next stage one by one by placing a feeding base and the sheet-like bodies stacked on the feeding base on a conveying belt one by one from the bottom. An apparatus main body comprising a conveying belt mechanism to be sent to the next stage, a fixed guide for regulating one side edge of the sheet-like body, a feeding base, and a sheet-like body stacked on the feeding base from the bottom 1 An apparatus unit comprising a conveyance belt mechanism that carries each sheet on a conveyance belt and sends it to the next stage, and the apparatus unit is detachable on the side of the apparatus main body facing the fixed guide. Provided so that the feeding table of the device unit is flush with the feeding table of the device body, and the transport belt mechanism of the device unit is interlocked with the transport belt mechanism of the device body. It is characterized by being.

  According to the present invention, a sheet-like body having at least a width direction larger than the feeding table of the apparatus main body can be conveyed by both the conveying belts by attaching the apparatus unit to the apparatus main body. Therefore, stable feeding can be performed even with a large sheet-like body.

  In addition, when feeding a sheet-like body having a size equal to or smaller than the feeding base of the apparatus main body or a sheet-like body having a length longer than the feeding base, the apparatus unit is removed by removing the apparatus unit. You can prevent it from getting in the way.

  In addition, since it is only necessary to attach the apparatus unit to the apparatus main body, the above-described effects can be exhibited with a simple configuration.

  FIG. 1 is a perspective view showing an envelope opening facility 10 using the sheet-like material feeding device of the present invention. The facility 10 is configured by arranging a sheet-like body feeding device 2 on the inlet side and an envelope receiving device 3 on the outlet side of the envelope opening device 1. The feeding device 2 includes a device main body 4 and a device unit 5. The apparatus body 4 includes a feeding table 41, a conveyor belt mechanism 42, and a fixed guide 43. The apparatus unit 5 includes a feeding table 51 and a conveyor belt mechanism 52.

  FIG. 2 is a view corresponding to the II-II cross section of FIG. The envelope opening facility 10 places the envelopes 6 loaded on the feeding table 41 of the apparatus body 4 one by one from the bottom on the conveying belt 421 of the conveying belt mechanism 42 and sends them to the envelope opening apparatus 1. The envelope receiving device is sandwiched between the transport rollers 11 and 12 and sent to the rotary blades 13 and 14 and sent to the second transport rollers 15 and 16 while being opened by cutting with the rotary blades 13 and 14, and is sandwiched between the second transport rollers 15 and 16. 3 and the envelope receiving device 3 receives the opened envelopes 6 one after another. The fixed guide 43 of the apparatus body 4 is provided so as to restrict one side edge of the envelope 6. As shown in FIG. 2, the transport belt mechanism 42 includes an endless annular transport belt 421 that is stretched between a driving roller 422 and a driven roller 423.

  As shown in FIG. 3 which is a partial plan view of the envelope opening facility 10, the drive roller 422 is rotatably supported by a drive shaft 424 passing therethrough. The drive shaft 424 is rotated by a drive belt 426 that is linked to a motor 425. As a result, the drive roller 422 is rotated by the motor 425 as shown by the arrow in FIG. Similarly to the conveyor belt mechanism 42, the conveyor belt mechanism 52 includes an endless annular conveyor belt 521 that is stretched between a driving roller 522 and a driven roller 523. The driving roller 522 is rotatably supported by a driving shaft 524. ing.

  In the state where the device unit 5 is attached to the device body 4, the feeding table 51 is flush with the feeding table 41. The transport belt mechanism 52 is interlocked with the transport belt mechanism 42. Specifically, the drive shaft 524 of the drive roller 522 is connected to the drive shaft 424 of the transport belt mechanism 42. The connecting portion 8 has, for example, the structure shown in FIG. The structure shown in FIG. 4 includes an insertion portion 81 and an insertion portion 82. A fitting portion 81 is provided on one of the drive shaft 424 and the driving shaft 524, and a fitted portion 82 is provided on the other. The fitted portion 82 includes a hole 822 formed at the center of the cylindrical body 821 and a groove 823 formed along the diameter. The fitting portion 81 includes a convex portion 811 that fits into the hole 822 and an arm 812 that fits into the groove 823. In addition, you may employ | adopt the other well-known connection structure which connects rotating shafts.

  The device unit 5 is detachable with respect to the device body 4 by connecting tools 91 and 92. As the couplers 91 and 92, those using bolts and nuts, and other known ones can be used.

  In the feeding device 2 configured as described above, when feeding the envelope 6 having a width at least larger than the feeding table 41 of the device main body 4, the device unit 5 is attached to the device main body 4, and the envelope 6 is attached as shown in FIG. As shown by an alternate long and short dash line, the one side edge is placed on the feeding table 41 and the feeding table 51 in a state of being in contact with the fixed guide 43. As a result, the envelope 6 is placed on both the conveyor belt 421 and the conveyor belt 521. Accordingly, when the motor 425 is operated, the conveying belt mechanism 42 is operated, and the conveying belt mechanism 52 is also operated in conjunction with the operation, and the conveying belt 421 and the conveying belt 521 send the envelope 6 to the envelope opening device 1.

  That is, the envelope 6 whose width direction is at least larger than the feeding table 41 of the apparatus main body 4 is conveyed by the conveyance belts 421 and 521 located at two positions in the width direction of the envelope 6 by attaching the apparatus unit 5 to the apparatus main body 4. Will be. Accordingly, even a large envelope 6 can be stably fed.

  Further, when feeding the envelope 6 having a size equal to or smaller than the feeding table 41 of the apparatus main body 4 or the envelope 6 having a length larger than the feeding table 41, the apparatus unit 5 is removed to remove the apparatus unit 5. 5 can be prevented from getting in the way.

  In addition, since it is only necessary to attach the device unit 5 to the device body 4, the above-described effects can be exhibited with a simple configuration.

  In the above embodiment, the sheet-like body is an envelope, and the feeding device that sends the envelope to the envelope opening device is shown. However, the present invention is not limited to this. For example, the sheet-like body may be a document or a photograph, and the sheet-like body may be a feeding device that sends the sheet-like body to an information reading device that reads information such as characters and images.

  The feeding device of the present invention can stably feed sheet-like objects such as envelopes, documents, and photographs one by one to an envelope opening device or an information reading device, and can be realized with an extremely simple configuration. Therefore, industrial utility value is great.

It is a perspective view which shows the envelope opening equipment using the sheet-like body feeding apparatus of this invention. It is a figure equivalent to the II-II cross section of FIG. It is a plane partial view of an envelope opening equipment It is a disassembled perspective view which shows the example of the coupling tool of the conveyance belt mechanism of an apparatus main body, and the conveyance belt mechanism of an apparatus unit.

Explanation of symbols

4 Device Main Body 41 Feeding Table 42 Conveying Belt Mechanism 421 Conveying Belt 43 Fixed Guide 5 Device Main Body 51 Feeding Table 52 Conveying Belt Mechanism 521 Conveying Belt

Claims (1)

In the sheet-like material feeding device that sends sheet-like materials to the next stage one by one,
A feeding base, a transport belt mechanism that feeds sheet-like bodies stacked on the feeding base one by one from the bottom onto the transport belt, and a fixed guide that regulates one side edge of the sheet-like body; A device body comprising:
An apparatus unit comprising: a feed table; and a transport belt mechanism that feeds sheet-like bodies stacked on the feed table one by one on the transport belt one by one from the bottom to the next stage,
The device unit is detachably provided on the side of the device main body facing the fixed guide,
Make sure that the feeding base of the equipment unit is flush with the feeding base of the equipment body, and that the transport belt mechanism of the equipment unit is linked to the transport belt mechanism of the equipment body. A sheet-like body feeding device as a feature.

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