WO2021070450A1 - 用紙搬送装置 - Google Patents
用紙搬送装置 Download PDFInfo
- Publication number
- WO2021070450A1 WO2021070450A1 PCT/JP2020/028475 JP2020028475W WO2021070450A1 WO 2021070450 A1 WO2021070450 A1 WO 2021070450A1 JP 2020028475 W JP2020028475 W JP 2020028475W WO 2021070450 A1 WO2021070450 A1 WO 2021070450A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- roller
- paper
- transport
- endless
- belt
- Prior art date
Links
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 60
- 230000000452 restraining effect Effects 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims description 40
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 238000004804 winding Methods 0.000 claims description 10
- 238000009825 accumulation Methods 0.000 claims description 7
- 230000032258 transport Effects 0.000 description 145
- 230000008859 change Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H31/00—Pile receivers
- B65H31/02—Pile receivers with stationary end support against which pile accumulates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H3/00—Separating articles from piles
- B65H3/08—Separating articles from piles using pneumatic force
- B65H3/12—Suction bands, belts, or tables moving relatively to the pile
- B65H3/124—Suction bands or belts
- B65H3/126—Suction bands or belts separating from the bottom of pile
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H1/00—Supports or magazines for piles from which articles are to be separated
- B65H1/30—Supports or magazines for piles from which articles are to be separated with means for replenishing the pile during continuous separation of articles therefrom
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H29/00—Delivering or advancing articles from machines; Advancing articles to or into piles
- B65H29/20—Delivering or advancing articles from machines; Advancing articles to or into piles by contact with rotating friction members, e.g. rollers, brushes, or cylinders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H3/00—Separating articles from piles
- B65H3/08—Separating articles from piles using pneumatic force
- B65H3/12—Suction bands, belts, or tables moving relatively to the pile
- B65H3/124—Suction bands or belts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H31/00—Pile receivers
- B65H31/20—Pile receivers adjustable for different article sizes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H5/00—Feeding articles separated from piles; Feeding articles to machines
- B65H5/22—Feeding articles separated from piles; Feeding articles to machines by air-blast or suction device
- B65H5/222—Feeding articles separated from piles; Feeding articles to machines by air-blast or suction device by suction devices
- B65H5/224—Feeding articles separated from piles; Feeding articles to machines by air-blast or suction device by suction devices by suction belts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H83/00—Combinations of piling and depiling operations, e.g. performed simultaneously, of interest apart from the single operation of piling or depiling as such
- B65H83/02—Combinations of piling and depiling operations, e.g. performed simultaneously, of interest apart from the single operation of piling or depiling as such performed on the same pile or stack
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2301/00—Handling processes for sheets or webs
- B65H2301/40—Type of handling process
- B65H2301/42—Piling, depiling, handling piles
- B65H2301/421—Forming a pile
- B65H2301/4212—Forming a pile of articles substantially horizontal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2301/00—Handling processes for sheets or webs
- B65H2301/40—Type of handling process
- B65H2301/42—Piling, depiling, handling piles
- B65H2301/421—Forming a pile
- B65H2301/4213—Forming a pile of a limited number of articles, e.g. buffering, forming bundles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2301/00—Handling processes for sheets or webs
- B65H2301/40—Type of handling process
- B65H2301/42—Piling, depiling, handling piles
- B65H2301/421—Forming a pile
- B65H2301/4213—Forming a pile of a limited number of articles, e.g. buffering, forming bundles
- B65H2301/42134—Feeder loader, i.e. picking up articles from a main stack for maintaining continuously enough articles in a machine feeder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2301/00—Handling processes for sheets or webs
- B65H2301/40—Type of handling process
- B65H2301/44—Moving, forwarding, guiding material
- B65H2301/447—Moving, forwarding, guiding material transferring material between transport devices
- B65H2301/4473—Belts, endless moving elements on which the material is in surface contact
- B65H2301/44735—Belts, endless moving elements on which the material is in surface contact suction belt
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2301/00—Handling processes for sheets or webs
- B65H2301/40—Type of handling process
- B65H2301/44—Moving, forwarding, guiding material
- B65H2301/447—Moving, forwarding, guiding material transferring material between transport devices
- B65H2301/4474—Pair of cooperating moving elements as rollers, belts forming nip into which material is transported
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2402/00—Constructional details of the handling apparatus
- B65H2402/30—Supports; Subassemblies; Mountings thereof
- B65H2402/32—Sliding support means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2404/00—Parts for transporting or guiding the handled material
- B65H2404/60—Other elements in face contact with handled material
- B65H2404/69—Other means designated for special purpose
- B65H2404/691—Guiding means extensible in material transport direction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2404/00—Parts for transporting or guiding the handled material
- B65H2404/60—Other elements in face contact with handled material
- B65H2404/69—Other means designated for special purpose
- B65H2404/691—Guiding means extensible in material transport direction
- B65H2404/6911—Guiding means extensible in material transport direction by unwinding from storage section
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2405/00—Parts for holding the handled material
- B65H2405/10—Cassettes, holders, bins, decks, trays, supports or magazines for sheets stacked substantially horizontally
- B65H2405/11—Parts and details thereof
- B65H2405/112—Rear, i.e. portion opposite to the feeding / delivering side
- B65H2405/1122—Rear, i.e. portion opposite to the feeding / delivering side movable linearly, details therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2406/00—Means using fluid
- B65H2406/30—Suction means
- B65H2406/31—Suction box; Suction chambers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2406/00—Means using fluid
- B65H2406/30—Suction means
- B65H2406/31—Suction box; Suction chambers
- B65H2406/312—Suction box; Suction chambers incorporating means for transporting the handled material against suction force
- B65H2406/3124—Belts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2406/00—Means using fluid
- B65H2406/30—Suction means
- B65H2406/32—Suction belts
- B65H2406/322—Suction distributing means
- B65H2406/3223—Suction distributing means details of the openings in the belt, e.g. shape, distribution
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2406/00—Means using fluid
- B65H2406/30—Suction means
- B65H2406/32—Suction belts
- B65H2406/322—Suction distributing means
- B65H2406/3223—Suction distributing means details of the openings in the belt, e.g. shape, distribution
- B65H2406/32231—Suction distributing means details of the openings in the belt, e.g. shape, distribution belt with alternated perforated and non perforated sections in transport direction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
- B65H2511/10—Size; Dimensions
- B65H2511/11—Length
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2801/00—Application field
- B65H2801/48—Bookbinding
Definitions
- the present invention relates to a paper transport device for transporting paper ejected from one paper processing device to the other paper processing device, particularly a paper transport device having a function of temporarily collecting paper in the middle of transport. is there.
- the paper transport device must supply the paper sequentially ejected from the upstream paper processing device to the downstream paper processing device in accordance with the processing timing of the paper processing device.
- the processing speed of the upstream paper processing apparatus and the processing speed of the downstream paper processing apparatus are generally not the same.
- the upstream side paper processing apparatus has a higher processing speed than the downstream side paper processing apparatus. In this case, it is required to temporarily collect and store the paper in the middle of the paper transporting device, and to transport the accumulated paper to the downstream side in accordance with the processing timing of the paper processing device on the downstream side.
- the paper ejected one by one from the paper processing device (printing machine, etc.) on the upstream side is temporarily accumulated in the middle of transportation, and the paper 1 is accumulated every time one sheet of paper is accumulated.
- a paper transport device that transports a bundle of sheets to a paper processing device (bookbinding machine) on the downstream side (see, for example, Patent Document 1)
- the accumulated paper is temporarily accumulated during the transfer.
- an object of the present invention is to provide a paper transport device capable of temporarily accumulating paper in the middle of transport and transporting the accumulated paper one by one to the downstream side.
- a drive roller and an idle roller extending parallel to each other and horizontally, respectively, and at least one endless transfer belt spanned between the drive roller and the idle roller.
- a first drive mechanism for rotating the drive roller a carriage arranged so as to be reciprocally movable in the length direction of the endless transport belt above the at least one endless transport belt, and the length of the endless transport belt.
- At least one slide guide extending in the longitudinal direction and having the carriage slidably attached, a second drive mechanism for sliding the carriage, and upper and lower belts of the at least one endless transport belt.
- a suction box arranged so as to be reciprocally movable in the length direction of the endless transport belt between the portions and an intake source for generating a negative pressure in the suction box are provided, and the suction box is attached to the carriage. It is attached and has at least one intake hole on the surface facing the upper belt portion, and the at least one intake hole is provided during rotation of the at least one endless transfer belt in the at least one endless transfer belt.
- a plurality of ventilation holes are provided in the length direction of the at least one endless transport belt, and the transport is further above the upstream end of the transport surface of the at least one endless transport belt.
- At least one transport roller pair that extends across the surface, takes in paper and delivers it onto the transport surface, and a stop plate that is attached to the carriage and extends across the transport surface and upwards from the transport surface.
- the lower end of the restraining plate faces the suction box and is arranged at a predetermined distance from the transport surface, and the region of the transport surface from the restraint plate to the upstream end of the transport surface forms a paper accumulation area.
- the paper formed and sent out from the at least one transport roller pair is sequentially accumulated in the paper accumulation area by the front edge of the paper colliding with the restraining plate, while the lowest of the accumulated papers. Paper is sequentially separated from the remaining paper by the suction box and conveyed by the at least one endless transfer belt toward the downstream end of the transfer surface through the gap between the transfer surface and the restraint plate.
- the paper transport device further comprises the lowest stacked paper and the at least one endless in the area upstream of the upstream end of the suction box in the paper stacking area. It is provided with a mechanism for preventing the transport belt from coming into contact with the transport surface.
- the mechanism for preventing contact has a cover sheet covering an area on the upstream side of the suction box in the paper stacking area, and the cover sheet is the paper stacking area.
- the width corresponding to the width of, and the length equal to or longer than the length from the upstream end of the suction box to the upstream end of the paper stacking area when the length of the paper stacking area is maximized.
- a mechanism that has one end of the cover sheet fixed to the upstream end of the suction box and extends across the paper stacking area to prevent the contact is further attached to the other end of the cover sheet to cover the cover.
- the cover sheet has a puller that constantly exerts tension in the length direction of the sheet, and the portion of the cover sheet that covers the at least one endless transfer belt is always spaced from the at least one endless transfer belt. I'm nervous when I'm open.
- the at least one endless transport belt comprises a plurality of endless transport belts arranged at intervals in the width direction from each other, and the drive roller is horizontal. It has a rotating shaft and a plurality of first roller elements rotatably attached to the rotating shaft at intervals in the axial direction and integrally with the rotating shaft, and the idle roller is the driving roller.
- the plurality of endless transport belts have a plurality of second roller elements rotatably arranged around an axis parallel to the rotation axis of the above and are arranged so as to face each of the plurality of first roller elements.
- Each of the above is hung between the first and second roller elements paired with each other, and the rotation shaft of the drive roller is rotated by the first drive mechanism to prevent the contact. Further, between the first or second roller elements adjacent to the drive roller and the roller located at the upstream end of the transport surface of the idle roller, and on the outermost side of the first or second roller. On the outside of the roller element, a plurality of thirds provided coaxially with the first or second roller element and made rotatable independently of the axis of rotation or rotatable around the parallel axis. The third roller element has a larger diameter than the first or second roller element involved, and the puller is of the at least one endless transport belt.
- It consists of at least one take-up type constant pressure leaf spring arranged at a fixed position on the lower side, and the other end of the cover sheet passes through a part of the peripheral surface of the third roller element and is said to be at least one take-up type. It extends to a constant pressure leaf spring and is attached to the tip of at least one retractable constant pressure leaf spring.
- the at least one endless transport belt comprises a plurality of endless transport belts spaced apart from each other in the width direction, and the drive rollers are horizontal. It has a rotating shaft and a plurality of first roller elements rotatably attached to the rotating shaft at intervals in the axial direction and integrally with the rotating shaft, and the idle roller is the driving roller.
- the plurality of endless transport belts have a plurality of second roller elements rotatably arranged around an axis parallel to the rotation axis and are arranged so as to face each of the plurality of first roller elements. Each of the above is hung between the first and second roller elements paired with each other, and the rotation shaft of the drive roller is rotated by the first drive mechanism to prevent the contact.
- first or second roller elements adjacent to the drive roller and the roller located at the upstream end of the transport surface of the idle roller, and the outermost first or second roller.
- a plurality of thirds provided coaxially with the first or second roller element and made rotatable independently of the axis of rotation or rotatable around the parallel axis.
- the third roller element has a larger diameter than the first or second roller element involved, and the puller is of the drive roller and the idle roller.
- a cover sheet take-up roller arranged in parallel with the roller is provided under the roller having the third roller element, and the other end of the cover sheet is one of the peripheral surfaces of the third roller element.
- the cover sheet winding roller extends through the portion and is fixed to the peripheral surface of the cover sheet winding roller, and the tensioner further extends the cover sheet winding under the at least one endless transport belt.
- the roller is arranged at a fixed position on the side opposite to the third roller element and at least one end side of the cover sheet take-up roller, and the tip is attached to the rotation shaft of the cover sheet take-up roller. It has at least one take-up type constant pressure leaf spring that constantly urges the cover sheet take-up roller in the take-up direction of the cover sheet.
- the at least one endless transport belt comprises a plurality of endless transport belts arranged at intervals in the width direction from each other, and the drive roller is horizontal.
- the idle roller has a rotating shaft and a plurality of first roller elements rotatably attached to the rotating shaft at intervals in the axial direction and integrally with the rotating shaft. It has a plurality of second roller elements that are rotatable around an axis parallel to the above and are arranged so as to face the plurality of first roller elements, and each of the plurality of endless transport belts has each other.
- the mechanism that is hung between the first and second roller elements that form a pair, the rotation shaft of the drive roller is rotated by the first drive mechanism, and the contact is hindered is the drive roller.
- the first has a plurality of third roller elements that are coaxial with one or the second roller element and are rotatable independently of the axis of rotation or rotatable around the parallel axis.
- the third roller element has a larger diameter than the first or second roller element involved, and the mechanism that prevents the contact is further downstream of the transport surface of the drive roller and the idle roller.
- first or second roller element Provided coaxially with the first or second roller element between the adjacent first or second roller elements of the rollers located at the ends and outside the outermost first or second roller element. And having a plurality of fourth roller elements that are rotatable independently of the axis of rotation or rotatable around the parallel axis, the fourth roller element being associated with the first or the first or the like.
- the mechanism having a diameter smaller than that of the second roller element and hindering the contact is further hung between the third and fourth roller elements paired with each other, and the plurality of endless transport belts.
- the top surface of the additional endless belt has a friction coefficient smaller than the respective transport surfaces of the plurality of endless transport belts, and the top surface of the additional endless belt is said to be said.
- the position In the region on the upstream side of the suction box in the paper stacking area, the position is higher than the transport surface of the plurality of endless transport belts, but it overlaps with the suction box in the paper stacking area. In the region on the downstream side of the paper accumulation area on the transport surface, the position is lower than the transport surface of the plurality of endless transport belts.
- the paper sequentially ejected from the upstream paper processing apparatus is temporarily discharged.
- the lowest-ranked paper is collected in the paper stacking area and sent one by one from the paper stacking area to the downstream paper processing device at a timing that matches the processing speed of the downstream paper processing device.
- (A) is a plan view
- (B) is a front view. It is a front view explaining the movement of the carriage of the paper transporting apparatus of FIG. It shows the state where the length of the carriage is the maximum.
- (A) is a front view of the paper transport device of FIG. 3
- (B) is a plan view of the puller of the paper transport device of (A) as viewed in the X direction.
- (A) is a plan view
- (B) is a front view.
- FIG. 1A and 1B are schematic views of a paper transport device according to an embodiment of the present invention
- FIG. 1A is a plan view
- FIG. 1B is a front view
- 2A and 2B are front views for explaining the movement of the carriage of the paper transport device of FIG. 1, and
- FIG. 2A shows a state in which the carriage is in a position where the length of the paper stacking area is minimized.
- 2 (B) indicates a state in which the carriage is in a position where the length of the paper stacking area is maximized.
- the drive roller 1 and the idle roller 2 extending parallel to each other and horizontally, respectively, and at least one spanned between the drive roller 1 and the idle roller 2 (this embodiment).
- four) endless transport belts 3 and a first drive mechanism 4 for rotating the drive roller 1 are provided.
- the drive roller 1 has a horizontal rotating shaft 1a and four first pulleys (roller elements) 1b rotatably attached to the rotating shaft 1a so as to be integrally rotatable with the rotating shaft 1a at intervals in the axial direction.
- first pulleys roll elements
- the idle roller 2 is a four second pulley (roller element) rotatably arranged around a shaft 2a parallel to the rotation shaft 1a of the drive roller 1 and opposed to each of the four first pulleys 1b. Has 2b.
- each endless transport belt 3 is hung between the first pulley 1b of the drive roller 1 and the second pulley 2b of the idle roller 2 which are paired with each other.
- Each endless transport belt 3 uniformly has a ventilation hole 3a over its entire length.
- the first drive mechanism 4 includes a pulley 4a fixed to one end of a rotary shaft 1a of the drive roller 1, a motor 4b whose drive shaft extends parallel to the drive roller 1, and a pulley 4c fixed to the drive shaft of the motor 4b. And an endless belt 4d hung between the pulleys 4a and 4c.
- the four endless transport belts 3 rotate at a constant speed all at once along with the rotational drive of the drive roller 1 by the motor 4b, and the transport surfaces 3b of the four endless transport belts 3
- the paper S placed on the paper S is conveyed from the idle roller 2 side (upstream end u of the conveying surface 3b) toward the drive roller 1 side (downstream end w of the conveying surface 3b).
- the carriage 8 is arranged above the endless transport belt 3 so as to be reciprocating in the length direction of the endless transport belt 3, and the carriage 8 extends in the length direction of the endless transport belt 3 and slides. At least one (two in this embodiment) slide guides 9 movably attached and a second drive mechanism 10 for sliding the carriage 8 are provided.
- the second drive mechanism 10 has a motor 10a and a pulley 10b arranged at intervals in the length direction of the slide guide 9.
- the drive shaft of the motor 10a and the rotation shaft of the pulley 10b extend parallel to the drive roller 1 and the idle roller 2.
- a pulley 10c is fixed to the drive shaft of the motor 10a, and an endless belt 10d is hung between the pulley 10c and the pulley 10b and extends parallel to the slide guide 9.
- a carriage 8 is fixed to the endless belt 10d.
- the endless belt 10d is rotated in the forward and reverse directions by the motor 10a, so that the carriage 8 can slide back and forth along the slide guide 9.
- the suction box 11 is arranged so as to be reciprocating in the length direction of the endless transport belt 3 between the upper and lower belt portions 3c and 3d of the four endless transport belts 3.
- a suction fan (intake source) 12 that is directly connected to the suction box 11 and generates a negative pressure is provided in the suction box 11.
- the suction box 11 is attached to the carriage 8. Further, the suction box 11 has an intake hole 11a at a position on the upper surface through which each endless transport belt 3 (upper belt portion 3c) passes, and internally includes a shutter 11b for opening and closing the intake hole 11a.
- the suction fan 9 is continuously operated, while the shutter 11b is opened and closed at a fixed timing, and suction through the intake hole 9a is performed at the fixed timing.
- At least one of the endless transport belt 3 extending across the transport surface 3b above the upstream end u of the transport surface 3b, taking in the paper S and delivering it onto the transport surface 3b (this embodiment).
- the transport roller pair 13 (1) and a restraining plate 14 attached to the carriage 8 and extending across the transport surface 3b and upward from the transport surface 3b are provided.
- the restraint plate 14 is separated into four portions in the length direction thereof, and each portion of the restraint plate 14 corresponds to each endless transport belt 3.
- the restraining plate 14 may be composed of a single restraining plate extending across the entire transport surface 3b of the four endless transport belts 3.
- the lower end 14a of the restraining plate 14 faces the suction box 11 and is arranged at a predetermined interval from the transport surface 3b, and the region from the restraining plate 14 on the transport surface 3b to the upstream end u of the transport surface 3b is a paper stack. It forms an area 15.
- the length of the paper stacking area 15 is the minimum length (see FIG. 2 (A)) and the maximum length (see FIG. 2 (B)) by changing the positions of the carriage 8, that is, the stop plate 14 and the suction box 11. It can be changed within the range.
- a transport roller pair 16 is arranged at the downstream end w of the transport surface 3b and extends across the transport surface 3b.
- the transport roller pair 16 receives the paper S from the downstream end w of the transport surface 3b and discharges the paper S to the outside of the paper transport device.
- the paper ejection port of the paper processing device on the upstream side is connected to the inlet side of the transport roller pair 13, and the paper feed port of the paper processing device on the downstream side is connected to the outlet side of the transport roller pair 16. .. Then, before the start of operation of the paper transport device, the positions of the carriage 8, that is, the stop plate 14 and the suction box 11 are adjusted according to the length of the paper S to be transported (length in the transport direction), whereby the paper is accumulated. The length of area 15 is adjusted.
- the paper S taken in from the paper processing device on the upstream side by the transport roller pair 13 is sequentially piled up in the paper stacking area 15 by the front end of the paper S colliding with the stop plate 14.
- the lowest-ranked paper among the accumulated papers is sequentially separated from the remaining papers S by the suction box 11, and the endless transport belt 3 passes through the gap between the transport surface 3b and the restraining plate 14 to the transport surface 3b. It is conveyed toward the downstream end w and is supplied to the paper processing apparatus on the downstream side by the transfer roller pair 16.
- the paper S sequentially ejected from the upstream paper processing apparatus is temporarily accumulated.
- the lowest-ranked paper S among the accumulated paper S is accumulated in the area 15 and is transferred from the paper accumulation area 15 to the downstream paper processing apparatus at a timing suitable for the processing speed of the downstream paper processing apparatus.
- the position of the carriage 8, that is, the suction box 11 and the stop plate 14 is the length of the paper S.
- a mechanism for preventing contact between the stacked lowest paper S and the transport surface 3b of the endless transport belt 3 is provided. Be prepared.
- the mechanism for preventing contact is provided coaxially with the second pulley 2b between the adjacent second pulleys 2b of the idle roller 2 and outside the outermost second pulley 2b, and is rotatable around the shaft 2a. It has five third pulleys (roller elements) 5 that have been identified. The third pulley 5 has a diameter larger than that of the second pulley 2b.
- the mechanism for preventing contact further includes a cover sheet 17 that covers the area on the upstream side of the suction box 11 in the paper stacking area 15.
- the cover sheet 17 has a width corresponding to the width of the paper stacking area 15 and a length from the upstream end 11c of the suction box 11 to the upstream end u of the paper stacking area 15 when the length of the paper stacking area 15 is maximized. Has a length equal to or greater than that.
- the mechanism for preventing contact also has two retractable constant pressure leaf springs 18 arranged at fixed positions below the downstream end of the endless transport belt 3.
- one end 17a of the cover sheet 17 is fixed to the upstream end of the suction box 11 and extends across the paper accumulation area 15, and the other end 17b of the cover sheet 17 is the peripheral surface of the third pulley 5 of the idle roller 2. It extends to the take-up type constant pressure leaf spring 18 through a part of the above, and is attached to the tip of each take-up type constant pressure leaf spring 18.
- the cover sheet 17 is constantly tensioned by the retractable constant pressure leaf spring 18, and is always strained at a distance from the endless transport belt 3 even if the length of the paper stacking area 15 changes. Then, even if the endless transport belt 3 rotates, the cover sheet 17 is still in a tense state.
- the area on the transport surface 3b of the endless transport belt 3 on the upstream side of the suction box 11 of the paper stacking area 15 is always covered with the cover sheet 17, so that the lowest-ranked paper S stacked in the paper stacking area 15 is always covered. Is separated from the remaining paper S by the suction box 11 and is fed downstream from the paper stacking area 15 by the endless transport belt 3 directly above the paper S (waiting for the next delivery). It is possible to prevent the paper S from coming into contact with the endless transport belt 3 and being erroneously transported.
- the other end 17b of the cover sheet 17 is pulled by the retractable constant pressure leaf spring 18, but instead of the retractable constant pressure leaf spring 18, tension is always applied in the length direction of the cover sheet 17. Any tensioner capable of exerting can be used.
- the cover sheet 17 is arranged so that the other end 17b is inverted along the peripheral surface of the third pulley 5 of the idle roller 2 and then extends along the lower side of the endless transport belt 3.
- the arrangement of the cover sheet 17 is not limited to this embodiment, and for example, the other end 17b may be arranged so as to extend parallel to the transport surface 3b and beyond the upstream end u.
- a mechanism to prevent contact is provided as needed.
- FIG. 3 is a schematic plan view of a paper transport device according to another embodiment of the present invention
- FIG. 4 (A) is a front view of the paper transport device of FIG. 3
- FIG. 4 (B) is FIG. 4 (B). It is a top view which looked at the tensioner of the paper transporting apparatus of A) in the X direction.
- FIGS. 3 and 4 differ only in the configuration of the puller of the mechanism for preventing contact from the examples shown in FIGS. 1 and 2. Therefore, in FIGS. 3 and 4, the same components as those in FIGS. 1 and 2 are numbered the same, and detailed description thereof will be omitted below.
- the tensioner is parallel to the roller below the roller (in this embodiment, the idle roller 2) having the third pulley 5 of the drive roller 1 and the idle roller 2. It has a cover sheet take-up roller 26 arranged in.
- the cover sheet winding roller 26 includes a main body 26a and rotating shafts 26b and 26c protruding from both ends of the main body 26a, and the rotating shaft 26b on one end side of the cover sheet winding roller 26 is provided with a large diameter portion 26d. ing.
- one end 17a of the cover sheet 17 is fixed to the upstream end of the suction box 11 and extends across the paper accumulation area 15, and the other end 17b of the cover sheet 17 covers a part of the peripheral surface of the third pulley 5. It extends to the cover sheet take-up roller 26 and is fixed to the peripheral surface of the cover sheet take-up roller 26, and a certain length of the cover sheet 17 is taken up by the cover sheet take-up roller 26.
- the tensioner is further set on the lower side of the endless transport belt 3 on the side opposite to the third pulley 5 with respect to the cover sheet take-up roller 26 and on one end side (rotary shaft 26b side) of the cover sheet take-up roller 26. It has a retractable constant pressure leaf spring 27 arranged at a position.
- the take-up portion 27b is arranged so as to face the large-diameter portion 26d of the rotating shaft 26b, and the tip 27a is fixed to the peripheral surface of the large-diameter portion 26d, so that the cover sheet take-up roller The 26 is always urged in the winding direction of the cover sheet 17.
- the cover sheet 17 is constantly tensioned by the pullers (cover sheet take-up roller 26 and take-up type constant pressure leaf spring 27), and even if the length of the paper accumulating area 15 changes, the endless transport belt 3 is always used. I'm tense at intervals from. As a result, even if the endless transport belt 3 rotates, the cover sheet 17 remains in a tense state.
- FIG. 5A and 5B are schematic views of a paper transport device according to another embodiment of the present invention, FIG. 5A is a plan view, and FIG. 5B is a front view.
- the embodiment of FIG. 5 differs from the embodiment shown in FIG. 1 only in the configuration of the mechanism for preventing contact. Therefore, in FIG. 5, the same components as those in FIG. 1 are assigned the same number, and detailed description thereof will be omitted below.
- the mechanism for preventing contact is provided coaxially with the second pulley 2b between the adjacent second pulleys 2b of the idle roller 2 and outside the outermost second pulley 2b. It has a third pulley (roller element) 19 that is rotatable around the shaft 2a.
- the third pulley 19 has a diameter larger than that of the second pulley 2b.
- the mechanism for preventing contact is also provided coaxially with the first pulley 1b between the adjacent first pulleys 1b of the drive roller 1 and outside the outermost first pulley 1b, and is independent of the rotating shaft 1a. It has a fourth pulley (roller element) 20 that can be rotated.
- the fourth pulley 20 has a diameter smaller than that of the first pulley 1b.
- the mechanism for preventing contact further has an additional endless belt 21 that is hung between the third and fourth pulleys 19 and 20 that are paired with each other and extends in parallel with the endless transport belt 3.
- the upper surface 21a of the additional endless belt 21 has a friction coefficient smaller than that of the transport surface 3b of the endless transport belt 3.
- a guide 25 for guiding the additional endless belt 21 is attached to the upstream end surface of the suction box 11.
- the guide 25 extends in parallel with the guide roller 22 on the side opposite to the suction box 11 with respect to the horizontal guide roller 22 extending across the transport surface 3b at a position spaced from the upstream end surface of the suction box 11. It has a guide plate 23.
- the guide plate 23 has an inverted L-shaped cross section with rounded corners.
- the apex of the guide roller 22 is located at substantially the same height as the upper surface of the suction box 11, and the top surface of the guide plate 23 is located at substantially the same height as the apex of the third pulley 19 of the idle roller 2.
- the upper belt portion of the additional endless belt 21 extends from the third pulley 19 to the guide plate 23 in the transport direction, extends downward along the guide plate 23, and then extends along the lower surface of the guide roller 22 to the suction box 11. It extends toward the upper end edge of the upstream end surface of the suction box 11 and then extends along the upper surface of the suction box 11 to the fourth pulley 20.
- a tension roller 24 extending across the additional endless belt 21 is arranged in the middle of the lower belt portion of the additional endless belt 21.
- the tension roller 24 always keeps the additional endless belt 21 in a tense state even if the position of the carriage 8 (stop plate 14 and suction box 11) is changed and the length of the paper stacking area 15 is changed.
- the upper surface of the endless belt 21 is located higher than the transport surface 3b of the endless transport belt 3 in the region on the upstream side of the suction box 11 in the paper stacking area 15, but overlaps with the suction box 11 in the paper stacking area 15. , And in the region on the downstream side of the paper stacking area 15 on the transport surface 3b, the position is lower than the transport surface 3b of the endless transport belt 3.
- the additional endless belt 21 protrudes from the region on the upstream side of the suction box 11 of the paper stacking area 15 on the transport surface 3b of the endless transport belt 3, and in the region, the lowest-stacked paper S is collected. And contact with the endless transport belt 3 is hindered.
- the additional endless belt 21 remains stationary even when the endless transport belt 3 rotates.
- the lowest-ranked paper S accumulated in the paper accumulating area 15 is separated from the remaining paper S by the suction box 11, and the paper S is sent downstream from the paper accumulating area 15 by the endless transport belt 3. It is possible to prevent the paper S (waiting for the next delivery) directly above the paper S from coming into contact with the endless transport belt 3 and being erroneously transported.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Delivering By Means Of Belts And Rollers (AREA)
Abstract
Description
図1は、本発明の1実施例による用紙搬送装置の概略図であり、図1(A)は平面図であり、図1(B)は正面図である。また、図2は、図1の用紙搬送装置のキャリッジの動きを説明する正面図であり、図2(A)はキャリッジが用紙集積エリアの長さが最小となる位置にある状態を示し、図2(B)はキャリッジが用紙集積エリアの長さが最大となる位置にある状態を示している。
なお、制止板14は、4本の無端搬送ベルト3の搬送面3bの全体を横切ってのびる単一の制止板からなっていてもよい。
そして、用紙搬送装置の運転開始前、搬送すべき用紙Sの長さ(搬送方向長さ)に合わせて、キャリッジ8、すなわち制止板14および吸引ボックス11の位置が調節され、それによって、用紙集積エリア15の長さが調節される。
そして、第3のプーリー5は第2のプーリー2bよりも大きい径を有している。
よって、図3および図4中、図1および図2と同じ構成要素には同一番号を付し、以下ではそれらの詳細な説明を省略する。
それによって、無端搬送ベルト3が回転しても、カバーシート17は緊張状態で静止している。
図5の実施例は、図1に示した実施例と、接触を妨げる機構の構成が異なるだけである。
よって、図5中、図1と同じ構成要素には同一番号を付し、以下ではそれらの詳細な説明を省略する。
そして、第3のプーリー19は第2のプーリー2bよりも大きい径を有している。
そして、第4のプーリー20は第1のプーリー1bよりも小さい径を有している。
1a 回転軸
1b 第1のプーリー(ローラ要素)
2 アイドルローラ
2a 軸
2b 第2のプーリー(ローラ要素)
3 無端搬送ベルト
3a 通気穴
3b 搬送面
3c 上側ベルト部分
3d 下側ベルト部分
4 第1の駆動機構
4a プーリー
4b モータ
4c プーリー
4d 無端ベルト
5 第3のプーリー(ローラ要素)
8 キャリッジ
9 スライドガイド
10 第2の駆動機構
10a モータ
10b プーリー
10c プーリー
10d 無端ベルト
11 吸引ボックス
11a 吸気穴
11b シャッタ
11c 上流端
12 吸引ファン(吸気源)
13 搬送ローラ対
14 制止板
14a 下端
15 用紙集積エリア
16 搬送ローラ対
17 カバーシート
17a 一端
17b 他端
18 巻取式定圧板バネ
19 第3のプーリー(ローラ要素)
20 第4のプーリー(ローラ要素)
21 追加の無端ベルト
21a 上面
22 ガイドローラ
23 ガイドプレート
24 テンションローラ
25 ガイド
26 カバーシート巻取ローラ
26a 本体
26b、26c 回転軸
26d 大径部
27 巻取式定圧板バネ
27a 巻取部
27b 先端
S 用紙
u 搬送面の上流端
w 搬送面の下流端
Claims (6)
- 互いに平行に、かつそれぞれ水平にのびる駆動ローラおよびアイドルローラと、
前記駆動ローラおよび前記アイドルローラ間に掛け渡された少なくとも1本の無端搬送ベルトと、
前記駆動ローラを回転させる第1の駆動機構と、
前記少なくとも1本の無端搬送ベルトの上方において前記無端搬送ベルトの長さ方向に往復運動可能に配置されたキャリッジと、
前記無端搬送ベルトの長さ方向にのび、前記キャリッジがスライド運動可能に取り付けられた少なくとも1本のスライドガイドと、
前記キャリッジをスライド運動させる第2の駆動機構と、
前記少なくとも1本の無端搬送ベルトの上側および下側ベルト部分の間において、前記無端搬送ベルトの長さ方向に往復運動可能に配置された吸引ボックスと、
前記吸引ボックス内に負圧を発生させる吸気源と、を備え、
前記吸引ボックスは、前記キャリッジに取り付けられるとともに、前記上側ベルト部分に対向する面に少なくとも1つの吸気穴を有し、
前記少なくとも1本の無端搬送ベルトにおける前記少なくとも1本の無端搬送ベルトの回転中に前記少なくとも1つの吸気穴を通過する位置には、前記少なくとも1本の無端搬送ベルトの長さ方向に複数の通気穴が設けられており、さらに、
前記少なくとも1本の無端搬送ベルトの搬送面の上流端の上方において前記搬送面を横切ってのび、用紙を取り込んで前記搬送面上に送出する少なくとも1つの搬送ローラ対と、
前記キャリッジに取り付けられ、前記搬送面を横切ってかつ前記搬送面から上方にのびる制止板と、を備え、
制止板の下端が前記吸引ボックスに対向するとともに、前記搬送面から所定の間隔をあけて配置され、前記搬送面における前記制止板から前記搬送面の上流端までの領域が用紙集積エリアを形成し、
前記少なくとも1つの搬送ローラ対から送出された用紙は、当該用紙の前端が前記制止板に衝突することによって前記用紙集積エリアに順次集積される一方、集積された用紙のうちの最下位の用紙が順次前記吸引ボックスによって残りの用紙から分離されて、前記少なくとも1本の無端搬送ベルトによって前記搬送面および前記制止板間の間隙を通って前記搬送面の下流端に向けて搬送されるものであることを特徴とする用紙搬送装置。 - 前記用紙集積エリアにおける前記吸引ボックスの上流端の上流側の領域において、集積された最下位の用紙と前記少なくとも1本の無端搬送ベルトの前記搬送面との接触を妨げる機構を、さらに備えたものであることを特徴とする請求項1に記載の用紙搬送装置。
- 前記接触を妨げる機構は、
前記用紙集積エリアにおける前記吸引ボックスの上流側の領域を被覆するカバーシートを有し、
前記カバーシートは、前記用紙集積エリアの幅に対応する幅、および前記用紙集積エリアの長さが最大となったときの前記吸引ボックスの上流端から前記用紙集積エリアの上流端までの長さに等しいかまたはそれ以上の長さを有し、
前記カバーシートの一端が、前記吸引ボックスの上流端に固定されて前記用紙集積エリアを横切ってのび、
前記接触を妨げる機構は、さらに、
前記カバーシートの他端に取り付けられ、前記カバーシートの長さ方向に常時張力を及ぼす引張器を有し、
前記カバーシートは、前記カバーシートにおける前記少なくとも1本の無端搬送ベルトを被覆する部分が常時前記少なくとも1本の無端搬送ベルトから間隔をあけた状態で、緊張せしめられていることを特徴とする請求項2に記載の用紙搬送装置。 - 前記少なくとも1本の無端搬送ベルトは、互いに幅方向に間隔をあけて配置された複数本の無端搬送ベルトからなり、
前記駆動ローラは、
水平な回転軸と、
前記回転軸に軸方向に互いに間隔をあけて当該回転軸と一体的に回転可能に取り付けられた複数の第1のローラ要素と、を有し、
前記アイドルローラは、
前記駆動ローラの前記回転軸に平行な軸のまわりに回転自在に、かつ前記複数の第1のローラ要素にそれぞれ対向して配置された複数の第2のローラ要素を有し、
前記複数本の無端搬送ベルトのそれぞれが、互いに対をなす前記第1および前記第2のローラ要素間に掛け渡されており、前記駆動ローラの前記回転軸が前記第1の駆動機構によって回転せしめられ、
前記接触を妨げる機構は、さらに、
前記駆動ローラおよび前記アイドルローラのうちの前記搬送面の上流端に位置するローラの隣り合う前記第1または前記第2のローラ要素間および最外側の前記第1または前記第2のローラ要素の外側において、前記第1または前記第2のローラ要素と同軸に設けられ、前記回転軸から独立して回転可能とされまたは前記平行な軸のまわりに回転自在とされた複数の第3のローラ要素を有していて、前記第3のローラ要素は関係する前記第1または前記第2のローラ要素よりも大きい径を有し、
前記引張器は、前記少なくとも1本の無端搬送ベルトの下側の定位置に配置された少なくとも1つの巻取式定圧板バネからなり、
前記カバーシートの他端が、前記第3のローラ要素の周面の一部を経て前記少なくとも1つの巻取式定圧板バネまでのび、前記少なくとも前記少なくとも1つの巻取式定圧板バネの先端に取り付けられていることを特徴とする請求項3に記載の用紙搬送装置。 - 前記少なくとも1本の無端搬送ベルトは、互いに幅方向に間隔をあけて配置された複数本の無端搬送ベルトからなり、
前記駆動ローラは、
水平な回転軸と、
前記回転軸に軸方向に互いに間隔をあけて当該回転軸と一体的に回転可能に取り付けられた複数の第1のローラ要素と、を有し、
前記アイドルローラは、
前記駆動ローラの前記回転軸に平行な軸のまわりに回転自在に、かつ前記複数の第1のローラ要素にそれぞれ対向して配置された複数の第2のローラ要素を有し、
前記複数本の無端搬送ベルトのそれぞれが、互いに対をなす前記第1および前記第2のローラ要素間に掛け渡されており、前記駆動ローラの前記回転軸が前記第1の駆動機構によって回転せしめられ、
前記接触を妨げる機構は、さらに、
前記駆動ローラおよび前記アイドルローラのうちの前記搬送面の上流端に位置するローラの隣り合う前記第1または前記第2のローラ要素間および最外側の前記第1または前記第2のローラ要素の外側において、前記第1または前記第2のローラ要素と同軸に設けられ、前記回転軸から独立して回転可能とされまたは前記平行な軸のまわりに回転自在とされた複数の第3のローラ要素を有していて、前記第3のローラ要素は関係する前記第1または前記第2のローラ要素よりも大きい径を有し、
前記引張器は、
前記駆動ローラおよび前記アイドルローラのうちの前記第3のローラ要素を有するローラの下側に当該ローラに平行に配置されたカバーシート巻取ローラを有し、
前記カバーシートの他端が、前記第3のローラ要素の周面の一部を経て前記カバーシート巻取ローラまでのび、前記カバーシート巻取ローラの周面に固定され、
前記引張器は、さらに、
前記少なくとも1本の無端搬送ベルトの下側における、前記カバーシート巻取ローラに関し前記第3のローラ要素と反対側で、かつ前記カバーシート巻取ローラの少なくとも一端側の定位置に配置されるとともに、先端が前記カバーシート巻取ローラの回転軸に取り付けられた、前記カバーシート巻取ローラを常時前記カバーシートの巻取方向に付勢する少なくとも1つの巻取式定圧板バネを有していることを特徴とする請求項3に記載の用紙搬送装置。 - 前記少なくとも1本の無端搬送ベルトは、互いに幅方向に間隔をあけて配置された複数本の無端搬送ベルトからなり、
前記駆動ローラは、
水平な回転軸と、
前記回転軸に軸方向に互いに間隔をあけて当該回転軸と一体的に回転可能に取り付けられた複数の第1のローラ要素と、を有し、
前記アイドルローラは、
前記回転軸に平行な軸のまわりに回転自在に、かつ前記複数の第1のローラ要素に対向して配置された複数の第2のローラ要素を有し、
前記複数本の無端搬送ベルトのそれぞれが、互いに対をなす前記第1および前記第2のローラ要素間に掛け渡されており、前記駆動ローラの前記回転軸が前記第1の駆動機構によって回転せしめられ、
前記接触を妨げる機構は、
前記駆動ローラおよび前記アイドルローラのうちの前記搬送面の上流端に位置するローラの隣り合う前記第1または第2のローラ要素間および最外側の前記第1または前記第2のローラ要素の外側において、前記第1または前記第2のローラ要素と同軸に設けられ、前記回転軸から独立して回転可能とされまたは前記平行な軸のまわりに回転自在とされた複数の第3のローラ要素を有し、前記第3のローラ要素は関係する前記第1または前記第2のローラ要素よりも大きい径を有し、
前記接触を妨げる機構は、さらに、
前記駆動ローラおよび前記アイドルローラのうちの前記搬送面の下流端に位置するローラの隣り合う前記第1または第2のローラ要素間および最外側の前記第1または前記第2のローラ要素の外側において、前記第1または前記第2のローラ要素と同軸に設けられ、前記回転軸から独立して回転可能とされまたは前記平行な軸のまわりに回転自在とされた複数の第4のローラ要素を有し、前記第4のローラ要素は関係する前記第1または前記第2のローラ要素よりも小さい径を有し、
前記接触を妨げる機構は、さらに、
互いに対をなす前記第3および前記第4のローラ要素間に掛け渡されて前記複数本の無端搬送ベルトに平行にのびる追加の無端ベルトを有し、
前記追加の無端ベルトの上面は前記複数の無端搬送ベルトのそれぞれの搬送面よりも小さい摩擦係数を有し、前記追加の無端ベルトの上面は、前記用紙集積エリアにおける前記吸引ボックスの上流側の領域では前記複数本の無端搬送ベルトの搬送面よりも高い位置にあるが、前記用紙集積エリアにおける前記吸引ボックスと重なる領域、および前記搬送面における前記用紙集積エリアの下流側の領域では前記複数の無端搬送ベルトの搬送面よりも低い位置にあることを特徴とする請求項2に記載の用紙搬送装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP20875080.2A EP4043375A4 (en) | 2019-10-08 | 2020-07-22 | PAPER FEEDING DEVICE |
JP2021550374A JP7356182B2 (ja) | 2019-10-08 | 2020-07-22 | 用紙搬送装置 |
US17/766,974 US11999583B2 (en) | 2019-10-08 | 2020-07-22 | Sheet conveyance apparatus |
CN202080070660.0A CN114585577B (zh) | 2019-10-08 | 2020-07-22 | 纸张输送装置 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019185322 | 2019-10-08 | ||
JP2019-185322 | 2019-10-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2021070450A1 true WO2021070450A1 (ja) | 2021-04-15 |
Family
ID=75437095
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2020/028475 WO2021070450A1 (ja) | 2019-10-08 | 2020-07-22 | 用紙搬送装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US11999583B2 (ja) |
EP (1) | EP4043375A4 (ja) |
JP (1) | JP7356182B2 (ja) |
CN (1) | CN114585577B (ja) |
WO (1) | WO2021070450A1 (ja) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5772532A (en) * | 1980-10-17 | 1982-05-06 | Ricoh Co Ltd | Suction head |
JPH04105039U (ja) * | 1991-02-19 | 1992-09-10 | 三菱重工業株式会社 | 板紙給紙装置 |
JPH0840582A (ja) * | 1994-07-29 | 1996-02-13 | Canon Inc | シート給送装置及びこれを備える画像形成装置 |
JP2001019261A (ja) | 1999-07-13 | 2001-01-23 | Horizon International Kk | 用紙搬送装置 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4219191A (en) * | 1979-01-08 | 1980-08-26 | Pitney Bowes Inc. | Document feeding apparatus |
FR2476615A1 (fr) | 1980-02-22 | 1981-08-28 | Martin Sa | Dispositif d'alimentation en feuilles d'une machine de traitement |
US4382593A (en) * | 1980-08-04 | 1983-05-10 | International Business Machines Corporation | Vacuum document feeder |
JP2533957B2 (ja) | 1990-03-20 | 1996-09-11 | シャープ株式会社 | 重送防止機能付きシ―ト給送装置 |
US5116040A (en) * | 1990-04-06 | 1992-05-26 | De La Rue Giori S.A. | Sheet-feeder |
US5836582A (en) | 1994-04-04 | 1998-11-17 | Canon Kabushiki Kaisha | Sheet feeding device with air injectors for separating sheets |
US5954325A (en) * | 1996-06-04 | 1999-09-21 | Mita Industrial Co., Ltd. | Automatic document feeder |
JP4105039B2 (ja) | 2003-06-03 | 2008-06-18 | 松下電器産業株式会社 | 静電損傷の評価方法 |
DE112011100585A5 (de) | 2010-02-18 | 2012-12-13 | Trw Automotive Safety Systems Gmbh | Lenkrad mit gassackmodul |
JP4886075B1 (ja) | 2011-01-31 | 2012-02-29 | 江沢事務器株式会社 | カット紙送給装置 |
JP5772532B2 (ja) | 2011-11-16 | 2015-09-02 | 富士通株式会社 | 増幅回路および受光回路 |
CN105173797B (zh) * | 2015-10-16 | 2017-08-22 | 江南大学 | 全自动瓦楞对裱机 |
JP2018002368A (ja) | 2016-06-30 | 2018-01-11 | 株式会社沖データ | 媒体供給装置 |
CN109110527A (zh) * | 2018-10-19 | 2019-01-01 | 湖南精正设备制造有限公司 | 一种利用负压吸附传动的自动化给纸机 |
-
2020
- 2020-07-22 JP JP2021550374A patent/JP7356182B2/ja active Active
- 2020-07-22 US US17/766,974 patent/US11999583B2/en active Active
- 2020-07-22 EP EP20875080.2A patent/EP4043375A4/en active Pending
- 2020-07-22 WO PCT/JP2020/028475 patent/WO2021070450A1/ja active Application Filing
- 2020-07-22 CN CN202080070660.0A patent/CN114585577B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5772532A (en) * | 1980-10-17 | 1982-05-06 | Ricoh Co Ltd | Suction head |
JPH04105039U (ja) * | 1991-02-19 | 1992-09-10 | 三菱重工業株式会社 | 板紙給紙装置 |
JPH0840582A (ja) * | 1994-07-29 | 1996-02-13 | Canon Inc | シート給送装置及びこれを備える画像形成装置 |
JP2001019261A (ja) | 1999-07-13 | 2001-01-23 | Horizon International Kk | 用紙搬送装置 |
Non-Patent Citations (1)
Title |
---|
See also references of EP4043375A4 |
Also Published As
Publication number | Publication date |
---|---|
US20240076152A1 (en) | 2024-03-07 |
EP4043375A1 (en) | 2022-08-17 |
US11999583B2 (en) | 2024-06-04 |
JPWO2021070450A1 (ja) | 2021-04-15 |
CN114585577B (zh) | 2023-10-27 |
CN114585577A (zh) | 2022-06-03 |
JP7356182B2 (ja) | 2023-10-04 |
EP4043375A4 (en) | 2023-10-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5083769A (en) | Dual collating machine | |
US6302392B1 (en) | Sheet diverter for collating signatures and a method thereof | |
WO2021070450A1 (ja) | 用紙搬送装置 | |
JP6212809B2 (ja) | シート収容装置 | |
US10800633B2 (en) | Apparatus and method for the post-processing of sequentially printed sheets | |
JP7489102B2 (ja) | 用紙搬送装置及びその制御方法ならびに用紙搬送装置の制御プログラム | |
US7121201B2 (en) | Printing press folder with air knife | |
JP7125783B2 (ja) | ブックブロック搬送装置 | |
JP7338867B2 (ja) | 用紙検出装置および用紙検出方法 | |
US6241236B1 (en) | Automated sheet delivery to selected paths using reversible crenellated roller | |
JP7186566B2 (ja) | シート束搬送ユニット及び後処理装置 | |
JP2017206391A (ja) | シート収容装置 | |
US11498794B2 (en) | Stacking device and method for sorting | |
JP7040768B2 (ja) | 用紙切断排出装置 | |
US6899664B2 (en) | Device for returning folded paper and folding apparatus including same | |
JP4624185B2 (ja) | 紙葉類処理装置 | |
JP4549238B2 (ja) | 給紙装置 | |
JP2564553B2 (ja) | 紙葉類のスタッカ機構 | |
WO2010047376A1 (ja) | 印刷機の排紙装置及びその運転方法 | |
JP2723883B2 (ja) | 給紙装置 | |
JP2022042443A (ja) | シート搬送装置 | |
JP2001048398A (ja) | 丁合装置 | |
JP2015157690A (ja) | 用紙折りシステムおよび用紙折り方法 | |
JP3621945B1 (ja) | 載荷コンベヤ | |
JP2004099262A (ja) | シート排出機構,シート処理装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 20875080 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2021550374 Country of ref document: JP Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 17766974 Country of ref document: US |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
ENP | Entry into the national phase |
Ref document number: 2020875080 Country of ref document: EP Effective date: 20220509 |