JP2010275063A - Paper sheet supply device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To suck and hold a paper sheet such as a folded package insert 4 while avoiding the sagging of the folded paper sheet at its lower side during a time when it is transferred and supplied into a case 6. <P>SOLUTION: A package insert holding means 8 includes a center sucking part 22 fixed to the center of a frame 24, and two end sucking parts 18, 20 supported at both ends of the frame 24. The end sucking parts 18, 20 are movable toward the center sucking part 22. The package insert stored in a package insert 4 magazine 2 is sucked and held in such a state that the end sucking parts 18, 20 are isolated from the center sucking part 22, Then, the end sucking parts 18, 20 are located closer to the center sucking part 22 to put the sucked and held package insert 4 into a curved condition. In this condition, the package insert holding means 8 is moved so that the held package insert 4 is inserted into the case 6 in the curved condition. Then, spaces between each of the sucking parts 18, 20 and the sucking part 22 are reset and the package insert 4 is set free. <P>COPYRIGHT: (C)2011,JPO&amp;INPIT

Description

  The present invention relates to an apparatus for supplying paper pieces, for example, to a paper piece supply apparatus for taking out a sheet one by one from a magazine containing a large number of folded paper pieces such as Noh books and inserting them into a case. It is.

  2. Description of the Related Art Conventionally, there has been known an apparatus that takes out one sheet of paper from a magazine in which a plurality of pieces of paper are housed and stores them and transports them one by one and supplies them to other positions (for example, see Patent Document 1 or Patent Document 2). Patent Document 1 describes a sheet separating device for separating and transferring ceramic raw sheets one by one from above a pallet in which a plurality of ceramic raw sheets are horizontally stacked. The sheet separating apparatus includes two adsorbers arranged on the left and right sides, a left-right moving actuator for moving the adsorber left and right, a machine frame for holding the adsorber, and an elevator actuator for moving the adsorber up and down via the machine frame Has a guide.

  The sheet separating apparatus includes a step of setting a pallet in which a plurality of ceramic raw sheets are stacked and stored below the sheet separating apparatus, and an uppermost stage of the ceramic raw sheets stacked on the pallet by lowering the adsorbent. The process of adsorbing air by contacting one sheet, the process of raising the adsorbent by the lifting actuator while the ceramic raw sheet is adsorbed by the adsorbent, the left-right actuator being operated, and one adsorbent being fixed In the direction of the other adsorbent on the left and right, causing the ceramic green sheet adsorbed and held by the left and right adsorbents to bend, actuating the left / right actuator to move the adsorbent toward the original position Then, a process is performed in which both the adsorbents are expanded to the original interval and the bent ceramic raw sheet is returned to its original state.

  In the sheet separating apparatus of Patent Document 1, the two adsorbers are lowered to adsorb the ceramic raw sheet in the pallet, are raised as they are above the pallet, and then both adsorbers are brought closer to bend the ceramic raw sheet. Then, by returning both adsorbers to their original positions, when two ceramic raw sheets are held simultaneously, a peeling force is generated between the two upper and lower ceramic raw sheets, and The ceramic raw sheet is dropped into the pallet to prevent two ceramic raw sheets from being taken out simultaneously.

  Further, the slip sheet supply device described in Patent Document 2 sucks the suction pad of the suction section against the uppermost slip sheet of the slip sheet group. After generating a gap (space part) between the paper and the interleaving paper below it, the suction part is moved upward at this interval so that the interleaving paper is separated from the interleaf group one by one. Yes. And the space | interval of an adsorption | suction part is returned after that after that.

Japanese Patent No. 3845932 JP 2000-177857 A

  The invention described in Patent Document 1 is for preventing two ceramic raw sheets from being taken out at the same time. After adsorbing the ceramic raw sheets in the pallet, the adsorbent is raised as it is, so that it is folded. If one sheet is not used, there will be no problem. However, when taking out at least two folded paper pieces as supplied by the apparatus according to the present invention by the apparatus described in Patent Document 1, the lower side of the folded paper piece when the adsorbent is raised. There is a risk that the part of will hang down. Further, if the adsorbent is moved in this state, the lower side of the paper piece is more likely to sag, and there arises a problem that the paper piece cannot be reliably taken out from the magazine and supplied into the case.

  Moreover, since the invention described in Patent Document 2 narrows the interval between the adsorbing portions at the position where the interleaving paper is adsorbed, even when holding a folded paper piece such as a booklet, the lower side of the paper piece is not Although there is no risk of drooping, the space between the adsorbing parts is restored while the adsorbing part adsorbs the interleaf, and the lower part of the folded paper piece hangs down at this point. There was a problem that there was a risk of being.

  The present invention has been made to solve the above-described problems. For example, a plurality of folded pieces of paper like a booklet are taken out one by one from a magazine and stored, and chemicals are stored. It is an object of the present invention to provide a paper piece supply device that can be reliably supplied into a case without the lower side of the folded paper piece hanging down during transfer when inserted into the case.

  The present invention comprises a holding means for holding a piece of paper and a moving means for moving the holding means, and takes out and transports one piece of paper from the magazine that stores and stores at least two folded paper pieces, In the paper piece supply apparatus accommodated in the case, the holding means has at least two adsorption portions for adsorbing the upper surface of the paper piece, and bending means for curving the paper piece adsorbed by these adsorption portions, and is accommodated in the magazine. The upper surface of the paper piece is adsorbed and bent, and then taken out from the magazine and inserted into the case while maintaining the state.

  The invention described in claim 2 is characterized in that the bending means is an expansion / contraction mechanism that expands / contracts the interval between the plurality of suction portions.

  Further, in the invention described in claim 3, the bending means raises the block provided between the plurality of suction portions and the suction portion with respect to the block, or the block serves as the suction portion. It has the raising / lowering means to descend | fall with respect to it, It is characterized by the above-mentioned.

  In the paper piece supply device of the present invention, the paper piece accommodated in the magazine is adsorbed by at least two adsorbing portions, and after the paper piece is bent, it is taken out from the magazine and inserted into the case as it is. Since the sheet is not moved in a flat state that is not curved, the lower part of the folded piece of paper can be reliably supplied into the case without dropping.

FIG. 1 is a schematic explanatory diagram of a paper piece supply device. (Example 1) FIG. 2 is a front view of the paper piece holding means. FIG. 3 is a plan view of the paper piece holding means. FIG. 4 is a bottom view of the paper piece holding means. FIG. 5 is a front view when the paper piece holding means is operated. FIG. 6 is a front view showing a state in which a paper piece is supplied into the case by the paper piece holding means. FIG. 7 is a front view of the paper piece holding means having a configuration different from that of FIG. (Example 2) FIG. 8 is a front view of the paper piece holding means having a configuration different from those in FIGS. (Example 3)

  A holding means for holding the paper piece; and a moving means for moving the holding means. The holding means has a plurality of suction parts for sucking the paper piece and a bending means for bending the paper piece held by the suction part. The uppermost paper piece in the magazine containing a large number of paper pieces folded in two or more is collected by the plurality of adsorbing portions, and before this paper piece is taken out from the magazine. The paper piece is bent by the bending means. In this state, the paper piece holding means is raised, the paper piece is taken out from the magazine, moved in the direction of the case, and inserted into the case while the paper piece is bent, so that it is folded and stored in the magazine. The objective of preventing the lower side of the folded paper piece from drooping while the paper piece is removed from the magazine and moved to the case side is achieved.

  Hereinafter, the present invention will be described with reference to embodiments shown in the drawings. The paper piece supply apparatus of this embodiment is an apparatus for taking out and moving paper pieces 4 (noh books in this embodiment) that are stacked and accommodated in the book magazine 2 one by one and feeding them into the case 6. A holding means (indicated by reference numeral 8 as a whole) for holding the book 4 and a moving means for moving the book holding means 8 from the book magazine 2 to the case 6 (a robot not shown in this embodiment). And the feature book holding means 8 has a feature.

  The book magazine 2 stores paper pieces 4 such as at least two folded books, and the book magazine 2 is conveyed by the supply conveyor 3 and stopped at the take-out position A. The booklet magazine 2 is open on the upper surface side, and a booklet 4 is taken out one by one from above by a booklet holding means 8 described later.

  The case 6 to which the booklet 4 taken out from the booklet magazine 2 is supplied is a state in which the article 12 (see FIG. 6 to be described later) is already contained in the main body part 6a composed of the four wall surfaces and the bottom surface. A lid body 6c provided continuously above one wall surface (the left wall surface 6b in FIG. 1) of the main body 6a, and side flaps 6d and 6e provided on the wall surfaces on both sides of the lid body 6c. In the raised state, it is transported to the booklet insertion position B by the case supply conveyor 14 and stopped. Above the side of the case supply conveyor 14 is engaged with the inner surface of the cover 6c of the case 6 conveyed by the case supply conveyor 14 so that the cover 6c is inserted into the case 6 when the book 4 is inserted. A lid guide 16 is arranged to hold the lid so as not to fall down.

  The configuration of the performance document holding means 8 will be described with reference to FIGS. The book holding means 8 sucks a pair of end side suction parts 18 and 20 that suck the end parts of the book book 4 that are folded into an elongated shape, and the center part of the book book 4 in the longitudinal direction. Three suction portions of the central suction portion 22 are provided. The three adsorbing portions 18, 20, and 22 include two rods 18a, 18a, 20a, 20a, 22a, and 22a, and suction cups provided at the lower ends of these rods 18a, 18a, 20a, 20a, 22a, and 22a, respectively. 18b, 18b, 20b, 20b, 22b, 22b. These three adsorbing portions 18, 20, and 22 are supported by a frame 24 including an upper plate 24a, a lower plate 24b, and both side plates 24c and 24d. The frame 24 is attached to a hand 26 of a robot (not shown) as a moving means, moves up and down as a unit, and reciprocates between the book magazine 2 and the case 6.

  The two rods 22a, 22a, to which the suction cups 22b, 22b of the central suction portion 22 of the book holding means 8 are attached, are fixed so that the upper part penetrates the upper plate 24a of the frame 24, and the lower part is The hole extends through the hole 24ba formed in the lower plate 24b. Air cylinders 26 </ b> A and 26 </ b> B are fixed on both sides of the position where the rods 22 a and 22 a of the central suction portion 22 penetrate on the lower plate 24 b. The piston rods 26Aa and 26Ba of the air cylinders 26A and 26B face the both side walls 24c and 24d of the frame 24, respectively, and an L-shaped block 28A having a vertical wall surface and a horizontal upper wall surface at the tip thereof. , 28B. Both the air cylinders 26A, 26B are connected to an air supply source (not shown) via air pipes 26Ab, 26Bb, and the operation of the air cylinders 26A, 26B causes the L-shaped blocks 28A, 28B to move to the central suction portion 22. It moves forward and backward in a direction away from and a direction away from (a direction away from each side wall 24c, 24d).

  The end side suction portions 18 and 20 disposed on both sides of the central suction portion 22 respectively include two rods 18a, 18a, 20a and 20a and suction cups 18b, 18b, 20b and 20b attached to the lower ends thereof. I have. The two rods 18a, 18a, 20a, 20a of the end side suction portions 18, 20 are attached to the L-shaped blocks 28A, 28B, respectively, and move integrally. The upper plate 24a of the frame 24 is formed with rectangular holes 24aa and 24ab that allow the two rods 18a, 18a, 20a, and 20a attached to the L-shaped blocks 28A and 28B to reciprocate. . Stoppers 30a and 30b are attached to the lower surface of the upper plate 24a so as to slightly protrude inside the rectangular holes 24aa and 24ab, and the L-shaped blocks 28A and 28B are directed toward the central suction portion 22 The moving end to is to be regulated. The lower plate 24b of the frame 24 is formed with long holes 24bb and 24bc that allow the rods 18a, 18a, 20a, and 20a of the both end side suction portions 18 and 20 to move.

  The operation of the paper piece supply apparatus according to the above configuration will be described. In the book magazine 2, for example, a large number of books 4 folded into an elongated shape by folding a sheet of paper into two and then folding it in the same direction are stacked and stored. The book magazine 2 is transported to the take-out position A by the book magazine supply conveyor 3 and stopped. Although the method of folding the Noh book 4 is not limited to the above-mentioned shape, the apparatus of this embodiment sucks and holds the three positions near both ends and the center of the Noh book 4, so that it is elongated. Folded into shape. The book holding means 8 attached to the robot hand 26 descends to the book magazine 2 stopped at the take-out position A, and the six rods 18a, 18a of the three suction portions 18, 20, 22 are dropped. , 20a, 20a, 22a, and 22a, suction cups 18b, 18b, 20b, 20b, 22b, and 22b are in contact with the top book 4. When the suction cups 18b, 18b, 20b, 20b, 22b, 22b come into contact with the Noh 4, and the vacuum acts on these suckers 18b, 18b, 20b, 20b, 22b, 22b, the center of one No. 4 is centered. While being adsorbed by the adsorbing unit 22, both end portions of the noh book are adsorbed by the end side adsorbing units 18 and 20, and the three places of the noh book 4 are adsorbed at regular intervals.

  After adsorbing the top one of the books 4 stacked in the book magazine 2 as described above, the air cylinders 26A and 26B of the end side suction parts 18 and 20 are kept in that position. Operate. The L-shaped blocks 28A and 28B connected to the piston rods 26Aa and 26Ba of the air cylinders 26A and 26B move in a direction approaching the central suction portion 22, and the central suction portion 22 and the end side suction portions 18 and 20 are moved. The interval of approaches. Since the adsorbed books 4 are placed on the noh books 4 stacked below, when the three adsorbing portions 18, 20, 22 approach each other, The middle two places (portions indicated by reference numerals 4a and 4b in FIG. 5) are bent in a state of being bent upward.

  The book No. 4 which is adsorbed at the three places by the adsorbing parts 18, 20, 22 and the two places 4a, 4b in the middle of the respective adsorbing parts 18, 20, 22 are curved upward is retained The means 8 rises and is taken out from the book magazine 2 (the book book holding means 8 moves in the direction of arrow D in FIG. 1). The Noh 4 taken out upward is in a state in which the middle part 4a, 4b of the adsorbed part is bent upward as described above, so that the folded lower part is stable without sagging. Held in.

  Thereafter, the book holding means 8 is moved by the operation of the robot hand 26 above the case 6 which is conveyed by the case supply conveyor 14 and stopped at the book writing insertion position B (moves in the direction of arrow E in FIG. 1). ). The article 12 has already been inserted into the case 6 in the previous step (see FIG. 6), and the book holding means 8 is lowered (moves in the direction of arrow F in FIG. 1). Insert book 4. At the time of inserting the written book 4 into the case 6, the written book 4 is in a bent state while the spaces between the suction portions 18, 20, and 22 are close to each other. Inserted inside.

  After the performance document holding means 8 is inserted into the case 6 and the performance document 4 is supplied onto the article 12, the air cylinders 26A and 26B are operated in the reverse direction to attract the L-shaped blocks 28A and 28B to the center. Separated from the portion 22. By moving the L-shaped blocks 28 </ b> A and 28 </ b> B, the end-side suction portions 18 and 20 are separated from the central suction portion 20, and the book 4 that has been suction-held by the three suction portions 18, 20, and 22 is flat. To make sure Thereafter, the vacuum is shut off and the book 4 is released, and then the book holding means 8 is raised (moves in the direction of arrow G in FIG. 1). The book holding means 8 returns from the book supply position B on the case conveyor 14 to the position above the take-out position A of the book magazine supply conveyor 3 (moves in the direction of the arrow H in FIG. 1), and descends again to the next Go to take the certificate 4 (move in the direction of arrow J in FIG. 1). As in this embodiment, the book holding means 8 is lowered and the six books 18b, 18b, 20b, 20b, 22b, and 22b provided in the three suction portions 18, 20, and 22 are used for writing. The both end side suction portions 18 and 20 are brought close to the central suction portion 22 while keeping the position, and after curving the attracted Noh book 4, the Noh book holding means 8 is raised to Since it is taken out from the magazine 2, the lower side of the folded book 4 can be moved in a stable state without hanging down. Furthermore, after supplying the book 4 adsorbed to the suction cups 18b, 18b, 20b, 20b, 22b, and 22b in this state into the case 6, the bent book 4 is returned to the original flat state. There is no possibility that the lower side of the book 4 hangs down even when it is supplied.

  FIG. 7 is a diagram showing the book holding means 108 according to the second embodiment. The parts other than the book holding means 108 will be described with the same reference numerals as in the first embodiment. In this embodiment, on the lower surface of the mounting plate 140 coupled to the robot hand 26, two end side suction portions 118, 120 and a pressing block disposed at the center of these both end side suction portions 118, 120 are provided. 122 are attached at equal intervals. Each of the end side suction portions 118 and 120 includes a downward air cylinder 118a and 120a, and suction cups 118b and 120b attached to the tips of the piston rods of the air cylinders 118a and 120a, respectively.

  When the booklet 4 is sucked and held by the booklet holding means 108, the piston rods of both the air cylinders 118a and 120a are extended, and the suction surfaces of the suction cups 118b and 120b and the tip of the center presser block 122 are used. The surface is positioned on the same plane. In this state, the book 4 stored in the book magazine 2 is adsorbed. Thereafter, the air cylinders 118a and 120a of the both end side suction portions 118 and 120 are operated at the positions to raise the suction cups 118b and 120b. When the suction cups 118b and 120b of the suction portions 118 and 120 on both sides are raised with respect to the central holding block 122 in this way, the suctioned books 4 are curved as shown in FIG. Even if the holding means 8 is raised, there is no possibility that the lower part of the folded book 4 hangs down. In addition, the air cylinders 118a and 120a of the both end side suction portions 118 and 120 of this embodiment constitute the lifting means described in claim 3.

  FIG. 8 is a diagram showing the bookkeeping means 208 according to the third embodiment. In this embodiment, on the lower surface of the mounting plate 250 coupled to the robot hand 26, two end side suction portions 218, 220 and a pressing block disposed at the center of these both end side suction portions 218, 220 are provided. 222 are attached at equal intervals. The end-side suction portions 218 and 220 are respectively attached to the tips of rods 218a and 220a fixed to the lower surface of the mounting plate 250, and suction cups 218b and 220b are attached thereto, respectively. Adsorb and hold both ends. Further, the central holding block 222 is connected to a piston rod of an air cylinder 222a fixed downward on the lower surface of the mounting plate 250, and can be moved up and down by operation of the air cylinder 222a.

  In this embodiment, when the booklet 4 accommodated in the booklet magazine 2 is sucked and held, the presser block 222 is raised by the operation of the air cylinder 222a, and the lower end surface and both end side suction parts 218 are moved. , 220 are set to the same height as the suction cups 218b, 220b. In this state, the book holding means 208 is inserted into the book magazine 2, and the uppermost book 4 is sucked by the suction cups 218b and 220b. After the booklet 4 is sucked in the booklet magazine 2 in this way, the central air cylinder 222a is operated to lower the holding block 222 with respect to the suction parts 218 and 220 on both sides. In addition, since the central holding block 222 cannot be lowered any more at the position where the top book 4 in the book magazine 2 is attracted, the lower side of the folded book 4 hangs down. The presser block 222 is lowered while raising the entire book holding means 208 to a certain extent. In this embodiment, the air cylinder 222a for raising and lowering the central holding block 222 constitutes the raising and lowering means described in claim 3. Also in this embodiment, the same effects as those of the above embodiments can be obtained.

2 magazine (Noh magazine)
4 Paper pieces (books)
6 Case 8 Holding means (Noh document holding means)
18 Suction part (end part side suction part)
20 Suction part (end part side suction part)
22 Adsorption part (central adsorption part)
26A bending means (air cylinder)
26B Bending means (air cylinder)

Claims (3)

A holding means for holding a piece of paper and a moving means for moving the holding means are provided, and a single piece of paper is taken out from the magazine for storing and storing at least two folded pieces of paper, and accommodated in a case. In the paper piece supply device
The holding means has at least two suction portions for sucking the upper surface of the paper piece, and a bending means for bending the paper piece sucked by the suction portion, and sucks the upper surface of the paper piece accommodated in the magazine, After being bent, the paper piece supply device is removed from the magazine and inserted into the case while maintaining the state.   The paper piece feeding apparatus according to claim 1, wherein the bending unit is an expansion / contraction mechanism that expands / contracts an interval between the plurality of suction portions.   The bending means includes a block provided between the plurality of suction portions, and an elevating means for raising the suction portion with respect to the block or lowering the block with respect to the suction portion. The paper piece feeder according to claim 1, wherein

Images