JP2005239309A - Paper processing device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a paper processing device capable of certainly removing cutting waste without manually changing a position of a cutting waste removing means, even if a generating position of the cutting waste is changed. <P>SOLUTION: The paper processing device 1 at least cutting paper while carrying the paper, comprises a carrying means 2 for carrying the paper one by one; cutting means 4A, 4B, 4C provided in the middle of a carrying path 20 structured by the carrying means 2 and cutting the paper in a carrying direction; the cutting waste removing means for removing the cutting waste of the paper generated due to cutting by the cutting means to the outside of the carrying path 20; a driving means for driving the carrying means and the cutting means; a moving means for moving the cutting waste removing means in a orthogonal direction to the carrying direction; and a movement controlling means for controlling the cutting waste removing means to a position where the cutting waste is generated. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a paper processing apparatus that cuts at least paper while transporting paper, and in particular, improved cutting waste removing means for removing paper cutting waste generated by cutting out of a conveyance path. It is about things.

Patent Document 1 discloses a paper processing apparatus that processes paper while conveying the paper. Patent Documents 2 and 3 disclose an apparatus including a cutting unit that cuts a sheet and a cutting waste removing unit that removes cutting waste generated by the cutting out of the conveyance path.
JP 2001-232700 A Japanese Patent Publication No.53-36636 Japanese Patent Laid-Open No. 10-146796

The cutting waste removing means in the conventional paper processing apparatus is fixed at a predetermined position in the direction orthogonal to the transport direction (paper width direction). Therefore, when the cutting position is changed and the generation position of the cutting waste is changed accordingly, there is the following problem.
(1) The paper is discharged to the paper discharge unit without being removed, and it is necessary to remove the cutting waste at the paper discharge unit.
(2) In order to remove the cutting waste, it is necessary to manually change the position of the cutting waste removing means every time the cutting waste generation position changes.

  It is an object of the present invention to provide a paper processing apparatus that can reliably remove cutting waste from the conveying path without manually changing the position of the cutting waste removing means even if the generation position of the cutting waste changes. Objective.

  According to a first aspect of the present invention, in a paper processing apparatus that cuts at least paper while transporting paper, the paper processing device is provided in the middle of a transport path configured by the transport means for transporting the paper one by one and the transport means. A cutting means for cutting in the transport direction, a cutting waste removing means for removing paper cutting waste generated by cutting by the cutting means outside the transport path, a driving means for driving the transport means and the cutting means, and a cutting It is characterized by comprising a moving means for moving the waste removing means in a direction orthogonal to the conveying direction, and a movement control means for controlling the cutting waste removing means to move to a position where cutting waste is generated.

  According to a second aspect of the present invention, in the first aspect of the present invention, the movement control means determines, based on the processing information, a piece of paper having a predetermined width dimension after cutting as cutting waste, and controls the movement means based on the judgment. It is what has become.

  The invention according to claim 3 is the invention according to claim 2, wherein the machining information is inputted in advance.

  According to a fourth aspect of the present invention, in the second aspect of the present invention, the processing information is printed in advance on a sheet to be processed and is read.

  The invention according to claim 5 is the invention according to any one of claims 2 to 4, wherein the predetermined width dimension is not less than 5 mm and not more than 15 mm.

  The invention according to claim 6 is the invention according to any one of claims 1 to 5, wherein the movement control means reads the position mark printed on the paper and based on the read information, The position is to be controlled.

  According to the first aspect of the present invention, since the cutting waste removing means is automatically moved to the position where the cutting waste is generated, the trouble of changing the position of the cutting waste removing means manually is eliminated, and the paper processing efficiency is improved. In addition, the cutting waste can be reliably removed from the conveyance path.

  According to the second aspect of the present invention, it is possible to reliably remove a sheet piece having a predetermined width from the conveyance path.

  According to the third aspect of the present invention, a piece of paper having a predetermined width can be reliably removed from the conveyance path based on processing information input in advance.

  According to the fourth aspect of the invention, based on the processing information printed on the paper in advance, the paper piece having a predetermined width can be surely excluded from the conveyance path.

  According to the fifth aspect of the present invention, a piece of paper having a width of 5 mm or more and 15 mm or less can be reliably removed from the conveyance path.

  According to the sixth aspect of the present invention, the cutting waste removing means can be moved to an accurate position even when the printing position of the paper is shifted.

  FIG. 1 is a schematic longitudinal sectional view showing the entire sheet processing apparatus of the present invention. The sheet processing apparatus 1 includes a paper feed unit 11 including a paper feed tray and a paper discharge unit 12 including a paper discharge tray at both ends of the apparatus main body 10. From the paper supply unit 11 to the paper discharge unit 12, a conveyance path 20 is configured by a conveyance unit 2 including a large number of pairs of rollers 21. On the conveyance path 20, at least the first cutting device unit 4 </ b> A, the second cutting device unit 4 </ b> B, the third cutting device unit 4 </ b> C, and the cutting waste removing device unit 3 are provided from the paper feeding unit 11 side. Yes. These are all supported by the apparatus main body 10. These means are connected to driving means (not shown).

  Further, the sheet processing apparatus 1 includes a control means 6 for controlling the operation of the entire apparatus in the apparatus main body 10. The control means 6 has a CPU connected to an operation panel (not shown). The control means 6 also performs control as a movement control means described later, for example. Further, the sheet processing apparatus 1 has a trash box 81 for storing cutting waste generated by cutting sheets at the bottom of the apparatus main body 10.

  FIG. 2 is a front view of the cutting waste removing device section 3, and FIG. 3 is a perspective partial view of FIG. An arrow Y in FIG. 3 indicates the conveyance direction. The cutting waste removing device portion 3 includes a case portion 30 including two side plates 301 and 302 and a bottom frame 303, and two cutting waste removing means 31 and 32 supported in the case portion 30. ing. Two screw shafts 331 and 332 (moving means), one guide shaft 333 and a pair of rollers 21 are provided between the side plates 301 and 302.

  The cutting waste removing means 31 includes a guide body 34 and a support body 35. The guide body 34 is provided so as to cross the transport path 20 up and down, and has a curved portion 341 that faces the tip of the cutting waste that is transported. The transport path 20 is configured at a height position between the pair of rollers 21. The curved portion 341 is bent so that the leading edge of the cutting scrap coming into contact is directed downward, and extends from a little above the conveyance path 20 to below the conveyance path 20. A support 35 is connected to and integrated with the guide body 34. The cutting waste removing means 31 can move along the guide shaft 333 that penetrates the side wall 352 of the support 35 as the screw shaft 332 passes through the threaded portion 351 of the support 35. . The screw shaft 332 passes through the guide body 34 and the side wall 352 of the support body 35. Further, the screw shaft 331 passes through the side wall 352 of the support 35.

  The cutting waste removing means 32 has the same configuration as the cutting waste removing means 31, but is provided symmetrically and is supported in accordance with the rotation of the screw shaft 331 passing through the screwing portion 351 of the support 35. It can move along a guide shaft 333 that penetrates the side wall 352 of the body 35. The screw shaft 331 passes through the side wall 352 of the support 35. The screw shaft 332 passes through the guide body 34 and the side wall 352 of the support body 35.

  In the cutting waste removing device unit 3, a gear 361 is provided at an end portion protruding outward from the side plate 301 of the screw shaft 331, and an end portion protruding outward from the side plate 302 of the screw shaft 332 is provided at the end portion. A gear 362 is provided. In addition, a motor 371 is provided at the upper portion outside the side plate 301, and a motor 372 is provided at the upper portion outside the side plate 302. The motor 371 rotates the screw shaft 331 via the gear 363 and the gear 361. The motor 372 rotates the screw shaft 332 via the gear 364 and the gear 362.

  The first cutting device unit 4A includes a cutting unit 70A configured as a unit that performs the cutting, and a unit receiving unit 9 that is provided in the apparatus main body 10 and removably receives the cutting unit 70A. .

  4 is a front view of the cutting unit 70A, and FIG. 5 is a perspective partial view of FIG. The Y direction in FIG. 5 indicates the transport direction. The unit 70 </ b> A includes a case portion 700 including a top plate 701, two side plates 702 and 703, and a bottom frame 704, and two cutting cutters 72 and 74 supported in the case portion 700. ing. Two handles 7011 are provided on the top plate 701. The two side plates 702 and 703 are provided vertically downward from both sides of the top plate 701. Between both side plates 702 and 703, two screw shafts 705 and 719, two parallel upper guide shafts 706 and 707, two parallel lower guide shafts 708 and 709, and two parallel shafts In addition, rotating shafts 710 and 711 arranged above and below are provided.

  The cutting cutter 72 performs cutting by rubbing two rotary blades from above and below, and includes an upper body 714 having an upper rotary blade and a lower body 715 having a lower rotary blade. . The upper body 714 can move along the two upper guide shafts 706 and 707 as the screw shaft 705 passes through the threaded portion 7050. Further, the rotary blade of the upper body 714 is rotated by the rotation of the upper rotary shaft 710. The lower body 715 can move along the two lower guide shafts 708 and 709 together with the upper body 714. Further, the rotary blade of the lower body 715 is rotated by the rotation of the lower rotary shaft 711.

  The cutting cutter 74 has the same configuration as the cutting cutter 72, but is provided symmetrically, and the two upper guide shafts 706 are rotated along with the rotation of the screw shaft 719 passing through the screwing portion 7190. , 707 can be moved along. Further, the rotary blade of the upper body 714 is rotated by the rotation of the upper rotary shaft 710. The lower body 715 can move along the two lower guide shafts 708 and 709 together with the upper body 714. Further, the rotary blade of the lower body 715 is rotated by the rotation of the lower rotary shaft 711.

  The unit 70 </ b> A also includes pins 718 that support the passing paper 100 from below at three locations on the center and both sides in the width direction of the paper 100. The pin 718 extends in the transport direction, can swing on the horizontal plane with the base end 7181 as a fulcrum, and maintains a state of facing the transport direction when no external force is applied. Yes. Accordingly, the pin 718 is avoided when it comes into contact with the cutting cutters 72 and 74.

  Furthermore, a gear 7051 is provided at an end of the screw shaft 705 that protrudes outward from the side plate 702. A gear 7191 is provided at the end of the screw shaft 719 that protrudes outward from the side plate 703. Further, gears 7101 and 7111 are provided at ends of the two rotating shafts 710 and 711 that protrude outward from the side plate 702. Both gears 7101 and 7111 are connected, so that the two rotating shafts 710 and 711 are reversely rotated simultaneously.

  On the other hand, as shown in FIG. 6, the unit receiving portion 9 includes a first driving portion 94, a second driving portion 95, and a first driving portion on a frame 90 constituted by two side plates 91 and 92 and a lower frame 93. 3 drive units 96 are provided.

  The first drive unit 94 is provided on the upper side of the side plate 91, and includes a gear 941 positioned inside the side plate 91 and a motor 942 positioned outside the side plate 91 to drive the gear 941 to rotate.

  The second drive unit 95 is provided on the upper side of the side plate 92 and includes a gear 951 positioned inside the side plate 92 and a motor 952 positioned outside the side plate 92 and rotationally driving the gear 951. The first driving unit 94 and the second driving unit 95 are provided symmetrically.

  The third drive unit 96 is provided at the lower part of the side plate 91, a gear 961 located inside the side plate 91 and above the lower frame 93, and a motor located inside the side plate 91 and below the lower frame 93. 962, gears 963, 964, 965, 966 and pulleys 967, 968 that are located outside the side plate 91 and transmit the driving force of the motor 962 to the gear 961.

  The gear 961 of the third drive unit 96 protrudes more inside the side plate 91 than the gear 941 of the first drive unit 94. The gear 971 of the fourth drive unit 97 protrudes more inside the side plate 92 than the gear 951 of the second drive unit 95.

  In the first cutting device section 4A, when the unit 70A is received in the unit receiving section 9, as shown in FIG. 6, the gear 7051 is connected to the gear 941, the gear 7111 is connected to the gear 961, 7191 is connected to the gear 951.

  The 2nd cutting device part 4B and the 3rd cutting device part 4C also have the same structure as 4A of 1st cutting device parts.

  Next, the operation of the sheet processing apparatus 1 configured as described above will be described with reference to FIG. FIG. 7 is a schematic plan view illustrating an example of processing of the paper 100. An arrow Y in FIG. 7 indicates the conveyance direction. A position mark 102 and a barcode 103 are printed on the paper 100 together with the main printing unit 101.

  First, the sheets 100 are sent out one by one from the bundle of sheets 100 placed on the sheet feeding unit 11 to the conveyance path 20. Then, it enters an information reading means (not shown). The information reading means reads the position mark 102 and the bar code 103 on the paper 100 with a CCD sensor. This read information is sent to the control means 6. The control means 6 stores the read information and controls each subsequent means based on the read information. For example, after the cutting information indicated by the barcode 103 is subjected to cutting processing along the solid lines A, B, and C as shown in FIG. 7 on the paper 100, the cutting scraps X1 and X2 indicated by diagonal lines are conveyed. If it is intended to exclude from the path 20, each subsequent means operates as follows.

  The paper 100 that has passed through the information reading means enters the first cutting device unit 4A. The first cutting device unit 4A in a state where the unit 70A is received in the unit receiving unit 9 operates as follows. That is, the control unit 6 is turned on, and the movement control unit of the control unit 6 controls the two cutting cutters 72 and 74 to be positioned at the cutting position. That is, the movement control means by the control means 6 operates the motor 942 of the first drive unit 94 for a predetermined time, and the cutting cutter 72 is moved to the position of one solid line A. The motor 952 is actuated for a predetermined time, the cutting cutter 74 is moved to the position of the other solid line A, and the motor 962 of the third drive unit 96 is actuated by the control means 6 so that the cutting cutters 72 and 74 The rotary blade rotates and the paper 100 is cut in the transport direction at the positions of the cutting cutters 72 and 74. Accordingly, the sheet 100 is cut along the solid line A, that is, in the transport direction by the first cutting device unit 4A, and is transported to the next second cutting device unit 4B. The unnecessary portions X3 and X4 are dropped into the trash box 81.

  The second cutting device section 4B is controlled to be turned on by the control means 6, and is controlled by the movement control means by the control means 6 so that the two cutting cutters 72 and 74 are positioned at the positions of the two solid lines B, respectively. The Accordingly, the sheet 100 is cut along the solid line B, that is, in the transport direction by the second cutting device unit 4B, and is transported to the next third cutting device unit 4C.

  The third cutting device section 4C is controlled to be turned on by the control means 6 and controlled so that the two cutting cutters 72 and 74 are positioned at the positions of the two solid lines C by the movement control means by the control means 6. The Accordingly, the sheet 100 is cut along the solid line C, that is, in the transport direction by the third cutting device unit 4C, and is transported to the cutting waste removing device unit 3.

  The cutting waste removing device unit 3 operates as follows. That is, the control means 6 is turned on, and the movement control means by the control means 6 controls the two cutting waste removing means 31 and 32 to be located at the position where cutting waste is generated. That is, the motor 372 is operated for a predetermined time by the movement control means by the control means 6, and the guide body 34 of the cutting waste removing means 31 is moved to the center position in the width direction of the cutting waste X1, and the motor 371 is predetermined. Actuated only for a time, the guide body 34 of the cutting waste removing means 32 is moved to the center position in the width direction of the cutting waste X2. As a result, the cutting scraps X1 and X2 are conveyed, and the tips thereof come into contact with the curved portions 341 of the cutting scrap removal means 31 and 32 as shown in FIG. . Accordingly, the cutting waste X1 and X2 are removed from the transport path 20 by the cutting waste removing device unit 3.

  FIG. 9 shows a case where the processing information of the paper 100 is different from the example of FIG. This processing information includes the fact that the cutting waste X5 indicated by the oblique lines is removed from the conveyance path 20 after the cutting process along the solid lines A and C is performed. In this case, the first, second, and third cutting device units 4A, 4B, and 4C and the cutting waste removing device unit 3 operate as follows.

  That is, the first cutting device section 4A is controlled to be turned on by the control means 6, and the two cutting cutters 72 and 74 are positioned at the positions of the two solid lines A by the movement control means by the control means 6. Be controlled. Accordingly, the sheet 100 is cut along the solid line A by the first cutting device unit 4A and conveyed to the next second cutting device unit 4B. The unnecessary portions X3 and X4 are dropped into the trash box 81.

  In the second cutting device section 4B, the two cutting cutters 72 and 74 are retracted to the home position by the movement control means by the control means 6, and are turned off by the control means 6. Accordingly, the sheet 100 is not cut by the second cutting device unit 4B, but is conveyed to the next third cutting device unit 4C.

  The third cutting device section 4C is controlled to be turned on by the control means 6 and controlled so that the two cutting cutters 72 and 74 are positioned at the positions of the two solid lines C by the movement control means by the control means 6. The Accordingly, the sheet 100 is cut along the solid line C by the third cutting device unit 4C and conveyed to the cutting waste removing device unit 3.

  The cutting waste removing device 3 is controlled to be turned on by the control means 6 and is controlled by the movement control means by the control means 6 so that one of the cutting waste removing means 32 is located at the center in the width direction of the cutting waste X1. At the same time, the other cutting waste removing means 31 is retracted to the home position. Therefore, the cutting waste X1 is removed from the conveyance path 20 by the cutting waste removing device unit 3. Note that the cutting waste removing means 31 may be moved and the cutting waste removing means 32 may be retracted.

  As described above, in the paper processing apparatus 1 configured as described above, since the cutting waste removing means can be moved to a position where cutting waste is generated, even if the cutting position changes and the generation position of cutting waste changes, The cutting waste can be reliably removed from the conveying path by the cutting waste removing means.

  Further, in the sheet processing apparatus 1 having the above-described configuration, the cutting units that perform processing in the first, second, and third cutting apparatus sections 4A, 4B, and 4C are detachably provided to the apparatus main body 10, respectively. Therefore, even if the cutting cutter of any one of the cutting devices needs to be replaced due to wear or the like, for example, if it is the first cutting unit 4A, the cutting unit 70A is replaced with the unit receiving portion 9 of the apparatus main body 10. It is possible to perform replacement by simply removing the new cutting unit 70A prepared in advance and allowing the unit receiving portion 9 to receive a new cutting unit 70A prepared in advance. Therefore, the time and labor required for the replacement work can be reduced.

  In the above-described example, it is determined based on the processing information based on the bar code 103 printed on the paper 100 in advance which of the paper pieces sent out from the cutting device unit is cutting waste. Yes, but not limited to this. For example, when each piece of paper that has passed through the cutting device enters the cutting waste removing device, the width of each piece of paper is detected, and a piece of paper having a predetermined width (for example, 5 mm to 15 mm) is determined as cutting waste. You may do it. That is, it may be determined whether or not it is cutting waste based on the width of the cut paper piece. In this case, for example, a width sensor is provided in front of the cutting waste removing device.

  Further, the sheet processing information may be input in advance from an operation panel (not shown).

  Further, the position where the cutting waste removing means is provided is not limited to the end of the transport path 20 and may be in the middle.

  Further, a plurality of cutting waste removing means may be provided along the transport path 20.

  Furthermore, in the paper processing apparatus 1 having the above-described configuration, the first, second, and third cutting device sections 4A, 4B, and 4C are detachable from the apparatus main body 10, but this need not be the case.

  Since the paper processing apparatus of the present invention can reliably remove the cutting waste from the transport path without manually changing the position of the cutting waste removing means even if the generation position of the cutting waste is changed, The utility value is great.

1 is a schematic longitudinal sectional view showing the entire sheet processing apparatus of the present invention. It is a front view which shows the cutting waste removal apparatus part of the paper processing apparatus of this invention. FIG. 3 is a partial perspective view of FIG. 2. It is a front view which shows a cutting unit. FIG. 5 is a partial perspective view of FIG. 4. It is a front view which shows the state which received the cutting unit in the unit receiving part. It is a plane schematic diagram which shows an example of a process of a paper. It is a side view which shows the action | operation of a cutting waste removal means. It is a plane schematic diagram which shows another example of a process of a paper.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Paper processing apparatus 10 Apparatus main body 100 Paper 102 Position mark 103 Bar code 2 Conveyance means 20 Conveyance path 3 Cutting waste removal apparatus part 31, 32 Cutting waste removal means

Claims (6)

In a paper processing device that cuts at least paper while transporting paper,
Conveying means for conveying the sheets one by one;
A cutting means that is provided in the middle of the conveyance path constituted by the conveyance means and cuts the paper in the conveyance direction;
Cutting waste removing means for removing paper cutting waste generated by cutting by the cutting means out of the conveyance path;
Driving means for driving the conveying means and the cutting means;
Moving means for moving the cutting waste removing means in a direction orthogonal to the conveying direction;
And a movement control means for controlling the cutting waste removing means to move to a position where cutting waste is generated.   2. The paper processing apparatus according to claim 1, wherein the movement control means determines, based on the processing information, a piece of paper having a predetermined width dimension after cutting as cutting waste, and controls the movement means based on the judgment.   The sheet processing apparatus according to claim 2, wherein the processing information is input in advance.   The paper processing apparatus according to claim 2, wherein the processing information is pre-printed and read on a paper to be processed.   The sheet processing apparatus according to any one of claims 2 to 4, wherein the predetermined width dimension is 5 mm or more and 15 mm or less. The movement control means is
6. A sheet processing apparatus according to claim 1, wherein the position mark printed on the sheet is read and the position of the cutting waste removing means is controlled based on the read information.

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