CN102963762A - Sheet processing apparatus and sheet folding method and image forming apparatus - Google Patents

Sheet processing apparatus and sheet folding method and image forming apparatus Download PDF

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Publication number
CN102963762A
CN102963762A CN201210301973XA CN201210301973A CN102963762A CN 102963762 A CN102963762 A CN 102963762A CN 201210301973X A CN201210301973X A CN 201210301973XA CN 201210301973 A CN201210301973 A CN 201210301973A CN 102963762 A CN102963762 A CN 102963762A
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CN
China
Prior art keywords
thin slice
folding
folding roller
piled
roller
Prior art date
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Granted
Application number
CN201210301973XA
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Chinese (zh)
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CN102963762B (en
Inventor
土屋克彦
椙山秀昭
寺尾康伸
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Toshiba TEC Corp
Original Assignee
Toshiba Corp
Toshiba TEC Corp
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Priority claimed from JP2012095258A external-priority patent/JP2013047145A/en
Application filed by Toshiba Corp, Toshiba TEC Corp filed Critical Toshiba Corp
Publication of CN102963762A publication Critical patent/CN102963762A/en
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Publication of CN102963762B publication Critical patent/CN102963762B/en
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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
    • B65H31/34—Apparatus for squaring-up piled articles
    • B65H31/38—Apparatus for vibrating or knocking the pile during piling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H45/00—Folding thin material
    • B65H45/12—Folding articles or webs with application of pressure to define or form crease lines
    • B65H45/18—Oscillating or reciprocating blade folders
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/65—Apparatus which relate to the handling of copy material
    • G03G15/6538—Devices for collating sheet copy material, e.g. sorters, control, copies in staples form
    • G03G15/6541—Binding sets of sheets, e.g. by stapling, glueing
    • G03G15/6544—Details about the binding means or procedure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42C—BOOKBINDING
    • B42C1/00—Collating or gathering sheets combined with processes for permanently attaching together sheets or signatures or for interposing inserts
    • B42C1/12—Machines for both collating or gathering and permanently attaching together the sheets or signatures
    • 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
    • B65H2301/10—Selective handling processes
    • B65H2301/14—Selective handling processes of batches of material of different characteristics
    • B65H2301/141—Selective handling processes of batches of material of different characteristics of different format, e.g. A0 - A4
    • 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
    • B65H2301/4214—Forming a pile of articles on edge
    • 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
    • B65H2404/10—Rollers
    • B65H2404/13—Details of longitudinal profile
    • B65H2404/131—Details of longitudinal profile shape
    • B65H2404/1316—Details of longitudinal profile shape stepped or grooved
    • B65H2404/13161—Regularly spaced grooves
    • 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
    • B65H2511/12—Width
    • 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
    • B65H2511/16—Irregularities, e.g. protuberances
    • 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
    • B65H2511/18—Size; Dimensions relative to handling machine
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2513/00—Dynamic entities; Timing aspects
    • B65H2513/40—Movement
    • 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
    • B65H2801/24—Post -processing devices
    • B65H2801/27—Devices located downstream of office-type machines
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/00362—Apparatus for electrophotographic processes relating to the copy medium handling
    • G03G2215/00789—Adding properties or qualities to the copy medium
    • G03G2215/00877—Folding device

Abstract

According to one embodiment, a sheet processing apparatus pushes, with a folding plate, a sheet bundle held by a stacker into a nip portion formed by a first folding roller and a second folding roller and forms a fold. The first folding roller includes a first folding section configured to come into contact with the second folding roller and form the nip portion and a first groove configured to form a gap between the first groove and the second folding roller in a state in which the first folding section is in contact with the second folding roller. The first groove is formed in a position where an end in the width direction of a sheet bundle of a predetermined size pushed in by the folding plate passes.

Description

Sheet handling device, slice treating method and image processing system
The orthogonal reference of related application
The application based on and No. the 61/528682nd, U.S. Patent application on August 29th, No. 61/528678 1 submitting to of the U.S. Patent application on August 29th, No. 61/528705 1 submitted to of the U.S. Patent application that requires to submit on August 29th, 2011 and Japanese patent application No.2012-95258 number the benefit of priority of submitting on April 19th, 2012, and its full content is hereby expressly incorporated by reference.
Technical field
Embodiments of the present invention relate to sheet handling device, slice treating method and the image processing system that the thin slice that prints (sheet) is folded processing.
Background technology
Multi-function peripheral) there is following sheet handling device: be arranged on duplicator, chopping machine, compounding machine MFP(Multi Function Peripheral: the thin slice conveyance direction downstream side of image processing system such as, the post-processings such as processing, bookbinding processing that the thin slice that prints is punched.Sheet post processing apparatus is except punching is processed, the bookbinding processing capacity, also have following functions: with the folding processing capacity of a part of bending of thin slice, after with the central portion of attachment means (staple) bookbinding thin slice central portion with the thin slice bending in the middle of bookbinding/doubling processing.Middle bookbinding/doubling processing capacity can be made the multiple sheet that prints bind into book form (system originally).
During middle bookbinding/doubling was processed, sheet post processing apparatus was bound after the thin slice central portion with attachment means etc., forms broken line by being called as the right pair of rolls of folding roller at thin slice, with the bending of bookbinding section.For example, sheet post processing apparatus supports the tabular parts that are called as flap and the bookbinding section that thin slice is piled up and bumps, and thin slice piled up is pressed into the right holding part of above-mentioned folding roller (nip) so that it is folding.
But in above-mentioned existing apparatus, when thin slice is stacked on the right holding part of roller when folded, there is undulation sometimes in thin slice.That is, owing to directly produce fold with strong pressing force folded sheet thereby worry at thin slice.
Therefore, require a kind of sheet handling device of exploitation, it can more suitably fold processing than existing sheet handling device with folding unit.
Summary of the invention
The sheet handling device of present embodiment comprises: the preloading platform is used for keeping thin slice to pile up; Flap is pressed into the holding part that is formed by the first folding roller and the second folding roller for the thin slice of described preloading platform maintenance is piled up; Described the first folding roller, have the first folding part and the first slot part, described the first folding part and described the second folding roller butt are to form described holding part, under described the first folding part and described the second folding roller butt state, form the space between described the first slot part and described the second folding roller, described the first slot part is formed on the position that the end on Width that the thin slice of the given size that forms broken line piles up is passed through; And described the second folding roller, pile up at thin slice with described the first folding roller and to form broken line.
Description of drawings
Fig. 1 is the block diagram for the hardware configuration of the image processing system of explanation the first embodiment and sheet handling device;
Fig. 2 is the skeleton diagram for the structure of the sheet handling device of explanation the first embodiment;
(a) ~ (d) of Fig. 3 is the skeleton diagram for the horizontal integration parts of explanation the first embodiment;
Fig. 4 is the approximate three-dimensional map for the folding unit of explanation the first embodiment;
Fig. 5 is the right skeleton diagram of folding roller for explanation the first embodiment;
Fig. 6 is the diagram of circuit of folding processing of the sheet handling device of explanation the first embodiment; And
(a) ~ (d) of Fig. 7 is the skeleton diagram for the folding processing of explanation the second embodiment.
The specific embodiment
Below, with reference to accompanying drawing embodiments of the present invention are described.
(the first embodiment)
Fig. 1 is the block diagram for the hardware configuration of explanation image processing system and sheet handling device.Image processing system 100 comprises: the chopping machine section (image forming part) 116 of control part 102, memory storage 108, communication interface (communication I/F) 110, guidance panel 112, the scanner section 114 that reads original copy and formation image.Each member of image processing system 100 connects by bus 118.
Central process unit) or MPU(Micro Processing Unit control part 102 comprises the Unit by CPU(Central Processing:: the treater 104 that microprocessor) forms and memory device 106.Read-only memory (ROM)) and the RAM(Random Access Memory that the odd-job zone is provided for treater 104 memory device 106 for example is semiconductor memory, and memory device 106 comprises the ROM(Read Only Memory of storage control program etc.:: random access memory).Control part 102 is controlled guidance panel 112, scanner section 114, chopping machine section 116 according to the various programs etc. of storage in ROM or the memory storage 108.Control part 102 has to be proofreaied and correct or the function of decompress(ion) view data.In addition, control part 102 communicates with the control part 202 of sheet handling device 200.
Memory storage 108 is used for storage application program and OS(operating system).Application program comprises the program of carrying out the so various functions of copy function, printing function, scan function, facsimile function, network file function that compounding machine has.Application program also comprises application program (Web browser) and other programs that the Web client is used.
Memory storage 108 is used for the view data of the original copy that interim storage reads by scanner section 114 or the view data that gets access to by communication I/F110 etc.And, suitably storing software renewal of memory storage 108, protected electronic file, text data, accounts information, strategy (policy) information etc.As memory storage 108, can be the combination in any such as the magnetic memory apparatus such as hard disk drive, optical memory appts, semiconductor storage (flash memory etc.) or these memory storages.
Communication I/F110 is the interface that is connected with external device.Communication I/F110 is by such as the Bluetooth(registered trade mark (RTM)), infrared ray connects, light connects suitable wireless of such IEEE802.15, IEEE802.11, IEEE802.3, IEEE1284 etc. or wiredly be connected with external device.Communication I/F110 can also comprise USB connecting portion that the splicing ear of USB standard connects, parallel interface etc.Control part 102 is by I/F110 and user terminal, USB device, other external device communications of communicating by letter.
Guidance panel 112 has display part and the various operated key of touch panel formula.Operated key comprises such as numerical key (ten key), reset button, stop key, beginning key etc.Display part display case such as relevant lamina dimensions, the directory entry of duplicating the printing conditions such as number, printing concentration setting or fine limit work (bookbinding, folding).Indication by the shown project of display part input.
Scanner section 114 has original copy as the built-in scanning reading unit of image reading, original copy mounting table and to the auto document feeder that reads the position and carry original copy.The scanning reading unit of scanner section 114 reads the original copy that is positioned over original copy mounting table or auto document feeder.
Chopping machine section 116 comprise known such as comprising photosensitive drums image formation unit and such as developing cell of toner etc.Chopping machine section 116 forms image or with the view data that from user terminal the transport corresponding image corresponding with the original image data that read by scanner section 114 by these unit at thin slice.
Sheet handling device 200 comprises control part 202, (finisher) 220 of reorganizer section and saddle stitching (saddle) unit section 240.Central process unit) or MPU(Micro Processing Unit control part 202(controller) comprise the Unit by CPU(Central Processing:: the treater 204 and the memory device 206 that microprocessor) consist of.Read-only memory (ROM)) and the RAM(Random Access Memory that the odd-job zone is provided for treater 204 memory device 206 for example is semiconductor memory, and memory device 206 comprises the ROM(Read Only Memory of storage control program etc.:: random access memory).Control part 202 is communicated by letter with the control part 102 of image processing system 100.Control part 202 according to the information that receives from control part 102, be stored in the various programs of ROM etc. etc., reorganizer section 220, saddle stitching unit section 240 are controlled.Saddle stitching unit section 240 comprises attachment means 252, folding unit 258 and the folding unit 263 of strengthening.
Fig. 2 is the skeleton diagram for the structure of explanation sheet handling device.Sheet handling device 200 is processed the thin slice of discharging from image processing system 100 according to from the indication of guidance panel 112 inputs or from the indication of user terminal.Sheet handling device 200 comprises entrance roller 210, branch components 212, reorganizer section 220 and saddle stitching unit section 240.Entrance roller 210 will input to sheet handling device 200 from the thin slice of image processing system 100 outputs.Branch components 212 is according to the contents processing of the display part input of the guidance panel 112 by above-mentioned image processing system 100 shown in Figure 1, and the conveying destination of the thin slice that entrance roller 210 is inputted switches to reorganizer section 220 or saddle stitching unit section 240.Reorganizer section 220 for example piles up thin slice and classifies (sort) or the end that thin slice is piled up is bound.
240 pairs of thin slices of saddle stitching unit section are piled up and are bound or fold.Saddle stitching unit section 240 comprises that a plurality of conveying rollers 242, outlet roller 244, outlet roller sensor 245, loading part 246, attachment means 252, folding unit 258, folding unit 263, distributing roller 264 and the thin slice strengthened pile up loading pallet 266.Conveying roller 242 is carried thin slice to loading part 246.Outlet roller 244 is to loading part 246 output thin slices.Outlet roller sensor 245 is for detection of the thin slice that is transferred.
Loading part 246 comprises preloading pallet 248, preloading platform (stacker) 250 and sensor 251.Loading part 246 interim settings are loaded thin slice.Preloading pallet 248 support slices surface.Preloading platform 250 blocks the lower end of thin slice.Preloading platform 250 supports to erect the thin slice lower end of loading, simultaneously (Vertical Combination) is integrated in the position of the thin slice end on the throughput direction.Also the Width with thin slice throughput direction quadrature of loading part 246 thin slice that loads is integrated.The integration (horizontal integration) to the Width of thin slice in the back is described.Sensor 251 is for detection of the situation of carrying thin slice to preloading platform 250.
Preloading platform 250 moves up and down along preloading pallet 248.The flap position of 250 pairs of attachment means of preloading platform, 252 bookbindings, folding unit 258 folding flap position are adjusted.In the present embodiment, as an example, describe binding flap position and the folded sheet position situation as the middle body of thin slice throughput direction.
Be set side by side with a plurality of (for example two) attachment means 252 in the sheet width direction.Attachment means 252 comprises attachment means head 254 and anvil block (anvil) 256.Attachment means head 254 and anvil block 256 are used for the bookbinding thin slice and pile up.
When attachment means 252 bookbinding thin slices were piled up, preloading platform 250 moved, so that the gutter pos of thin slice moves to the position that folding unit 258 folds.When preloading platform 250 stopped, folding unit 258 began to fold.
Folding unit 258 comprises that flap (plate) 260 and folding roller are to 262.Flap 260 is in the position standby that does not hinder thin slice to carry.When the position movement that should form broken line during to the front of flap 260, flap 260 moves 262 to folding roller.The front end of flap 260 supports and to bump thin slice and pile up, and thin slice is piled up the folding roller of pressing to rotation to 262 holding part.Folding roller will be carried by the thin slice cramping that flap 260 is pressed 262 and be folding.The thin slice that is formed with broken line by folding unit 258 is piled up the folding reinforcement unit 263 that is further transported to the downstream that is arranged on folding unit 258.
The folding unit 263 of strengthening is along Width (along the direction of broken line) the broken line pressurization of the throughput direction quadrature of piling up with thin slice and mobile, to strengthen the broken line that formed by folding unit 258 (folding strengthen processing).Strengthened the thin slice of broken line and pile up and pile up loading pallet 266 by distributing roller 264 to thin slice and discharge by the folding unit 263 of strengthening.
Then, to describing with the integration of the Width of the throughput direction quadrature of the thin slice that is loaded in loading part 246 (below be recited as horizontal integration).Fig. 3 (a) ~ Fig. 3 (d) is the skeleton diagram for explanation horizontal integration parts.Loading part 246 comprises preloading platform 250 and horizontal integration parts 300.Horizontal integration parts 300 comprise the first integral component 302a and the second integral component 302b, crossbearer parts 304a and 304b, miniature gears 306 and motor M 1.
The first integral component 302a and the second integral component 302b are parallel to each other opposed, and it is used for the end (lateral ends) of the Width of preloading platform 250 thin slice that loads is integrated.
Crossbearer parts 304a and 304b are connected with the first integral component 302a and the second integral component 302b respectively.Crossbearer parts 304a and 304b are parallel to each other opposed.Crossbearer parts 304a and 304b have respectively rack rails (rack) on opposite face.Miniature gears meshes with crossbearer parts 304a and 304b rack rails separately simultaneously.Motor M 1 is by gear 107 rotary pinions 306.Miniature gears 306 so that crossbearer parts 304a and 304b along the sheet width direction each other the mode of reverse slip rotate.Motor M 1 can be stepper motor (stepping motor) for example.Detection part 308 detects the first integral component 302a and the second position of integral component 302b on the sheet width direction.Detection part 308 can be such as microsensor, miniature actuating unit (actuator) etc.In the present embodiment, whether detection part 308 detection the first integral component 302a, the second integral component 302b are positioned at initial position (HP, primary importance).The state that the first integral component 302a and the second integral component 302b is positioned at HP is called at the open state of Width, is open state.Take HP as benchmark, by control the position of the first integral component 302a and the second integral component 302b in order to drive the pulse count of giving motor M 1.When accept from guidance panel 115 or external device foldingly to process, during the indication of middle bookbinding/doubling processing, control part 202 carries out horizontal integration by 300 pairs of thin slices of horizontal integration parts.Undertaken after the horizontal integration by horizontal integration parts 300, control part 202 is piled up by attachment means 252 bookbinding thin slices, and piles up by folding unit 258 folded sheets.
The state that (a) expression first integral component 302a of Fig. 3 and the second integral component 302b are positioned at primary importance.Under the central authorities at the interval between the first integral component 302a and the second integral component 302b state consistent with the Width central authorities of the thin slice P1 of conveying, carrying thin slice is desirable mode of movement.The first integral component 302a and the second integral component 302b are equivalent to respectively the primary importance place standby of the first distance with the lateral ends of the thin slice P1 of desirable mode of movement conveying in distance.The first distance can be 15mm.Primary importance also can be to make rotation by the pulse of giving motor M 1 specified quantity, thereby the first integral component 302a and the second integral component 302b are from position that HP moves.
The first integral component 302a and the second integral component 302b move with the mode of the lateral ends that approaches the thin slice P1 the be transferred arrow B direction to Fig. 3 (b), and thin slice P1 is carried out horizontal integration.The first integral component 302a and the second integral component 302b for example arrive between integral component 302a and the integral component 302b in the lower end of thin slice P1 and begin, and move in the mode near the lateral ends of thin slice P1.The first integral component 302a and the second integral component 302b be in order to carry out horizontal integration, and move to the second place that the distance between the first integral component 302a and the second integral component 302b for example equates with the length (second distance) of the Width of thin slice.
After the horizontal integration, shown in the arrow C of Fig. 3 (c), the first integral component 302a and the second integral component 302b are equivalent to the 3rd position movement of the 3rd distance to the lateral ends of distance thin slice.The first integral component 302a and the second integral component 302b wait in the 3rd position and receive follow-up thin slice P2.The 3rd distance can be shorter than the first distance.The 3rd distance can be 3mm for example.
The first integral component 302a and the second integral component 302b move to the arrow D direction of Fig. 3 (d) to approach the mode be transferred thin slice P2 lateral ends, and the thin slice that comprises thin slice P1 and thin slice P2 are piled up carry out horizontal integration.The first integral component 302a and the second integral component 302b for example arrive between the first integral component 302a and the second integral component 302b in the lower end of thin slice P2 and begin, and move in the mode near thin slice P2 lateral ends.The first integral component 302a and the second integral component 302b be in order to carry out horizontal integration, and move to for example second place.Horizontal integration parts 300 repeat aforesaid operations when each conveying thin slice, the thin slice that comprises thin slice P1, P2 and subsequent sheet thereof is piled up carried out horizontal integration.
Fig. 4 is the integrally-built approximate three-dimensional map for explanation folding unit 258.In addition, in Fig. 4, omitted a side (front side of accompanying drawing) of the drive divisions 282 such as arm 270, grooved cam 286.
Folding unit 258 comprises thin slice piled up and is folded into two folding roller and piles up to 262, with thin slice and be pressed into folding roller to the flap 260 of the comb teeth-shaped of 262 holding part and be used for keeping the flap 260 can be to folding roller to 262 guide members that move 280.
Folding roller comprises stationary roll 262a and mobile rollers 262b to 262.Stationary roll 262a rotatably is fixedly installed on the not shown device frame by axle.Mobile rollers 262b rotatably is supported on the end 270b of arm 270, and wherein, this arm 270 rotatably is supported on centered by fulcrum 270a on the not shown device frame.Mobile rollers 262b can or separate with stationary roll 262a contact.270c is equipped with spring 272 in the other end of arm 270, the mobile rollers 262b of arm 270 application of forces of being rotated centered by fulcrum 270a and stationary roll 262a pressure contact and form holding part.Stationary roll 262a and mobile rollers 262b are by not shown drive motor rotation.
Flap 260 comprises jut 274 and axle (shaft) 276.Flap 260 slidably is maintained on the guide member 280 by jut 274 and axle 276.Guide member 280 supporting projections sections 274 and axle 276 can slide, and guide member 280 comprises for flap 260 being guided to the guiding groove 280a of folding roller to 262 holding part.In addition, be connected with the drive division 282 that flap 260 is slided at the two ends of axle 276.
Drive division 282 comprises camshaft 284, grooved cam 286 and the link 288 of rotation centered by camshaft 284.Grooved cam 286 comprises slot part 286a.Be guided in as the roller (roller) 287 of roller follower (roller follower) of contact etc. in the slot part 286a of grooved cam 286 and rotate freely, this roller 287 is installed on the link 288.End at link 288 is provided with connection of rotating axle 290, and this connection of rotating axle 290 is installed on the device arm.In addition, grooved cam 286 rotates by the not shown drive motor that is connected with an end of camshaft 284.During when the rotation of passing through grooved cam 286 and along slot part 286a guiding roller 287, link 288 centered by connection of rotating axle 290, repeats the such crank motion of oscillator along with the off-centre of slot part 286a.By the crank motion of link 288, thereby flap 260 is along the guiding groove 280a slip of guide member 280.The front end of flap 260 supports and to bump thin slice and pile up, and with its by the folding roller of pressing to rotation to 262 holding part.Folding roller will be carried by the thin slice cramping that flap 260 is pressed 262 and be folding.
Fig. 5 is for the skeleton diagram of folding roller to 262 is described.The length that folding roller forms respectively the sheet width of the maximum that can process to 262 stationary roll 262a and mobile rollers 262b.
Folding roller comprises that to 262 stationary roll 262a roller directly directly is r2(r1 for first folding part 292 in r1 zone and roller〉r2) first slot part 293 in zone.The first folding part 292 and mobile rollers 262b butt are to form holding part.The first slot part 293 and forms space (gap) between the mobile rollers 262b under the first folding part 292 and mobile rollers 262b butt state.
Mobile rollers 262b comprises that roller directly directly is r2(r1 for second folding part 294 in r1 zone and roller〉r2) second slot part 295 in zone.The first folding part 292 butts of the second folding part 294 and stationary roll are to form holding part.The second slot part 295 forms the space under the first folding part 292 and the second folding part formation holding part state.Forming first slot part 293 in this space and the second slot part 295 arranges in the mode that the front end of the flap 260 of comb teeth-shaped enters the space.
The first slot part 293 and the second slot part 295 form corresponding to the lamina dimensions that is pressed into by flap 260.That is, when folding the processing thin slice of given size with the Width of thin slice throughput direction quadrature on the position passed through, end form the first slot part 293 and the second slot part 295.When given size is a plurality of size, form a plurality of the first slot parts 293 and the second slot part 295 according to each given size.
When by flap 260 thin slice being piled up when being pressed into folding roller to 262 holding part, different to the power that 262 clampings part applies thin slice with folded roller in the part that is pressed.By folding roller to 262 thin slice pile up form broken line after owing to carry thin slices to pile up by folding roller to 262, thereby occur in therefore may carrying crookedly forming fold at thin slice.Especially when the end that is in the sheet width direction is held state, can't fully avoid crooked appearance.
Therefore, to 262 stationary roll 262a and mobile rollers 262b, the not folded roller in end of piling up Width with thin slice forms slot part to the mode of 262 clampings at the folding roller of present embodiment.By being arranged to begin several millimeters not by the structure of roller clamping from the thin slice end, thereby avoid reliably piling up at thin slice the bending of generation from the end that thin slice is piled up, therefore can prevent fold.
(variation of the first embodiment)
Although be arranged to the not folded roller in thin slice end in above-mentioned the first embodiment to the structure of 262 clampings, but for the thin slice except the thin slice of the given size that is formed with corresponding slot part (below be designated as out-of-spec thin slice), also can be arranged to equally the structure that the thin slice end is not held in the present embodiment.
Fig. 6 is the diagram of circuit of the folding processing of explanation present embodiment.In the step 601, control part (acquisition unit) 202 obtains to the size of the thin slice of preloading platform 250 conveyings.Control part 202 also can obtain from the control part 102 of image processing system 100 lamina dimensions or use the detection part detection lamina dimensions that arranges in the transport path of sheet handling device 200 or use the detection part that detects the thin slice end by known perforation unit.Perhaps, detection also can be set to the detection part of the size of the thin slice of preloading platform 250 conveyings.
In the step 602, control part 202 drives horizontal integration parts 300, and the Width of the thin slice that subtend preloading platform 250 is carried is integrated.Whether 202 pairs of control parts judge (step 603) to last thin slice that the preloading platform has carried the thin slice of folding processing to pile up.Last thin slice of piling up if not thin slice (step 603 no), then control part 202 returns step 602, is all carrying out horizontal integration when the preloading platform is carried thin slice at every turn.
On the other hand, being transported at last thin slice that thin slice is piled up under the state of preloading platform laterally integrates in the complete situation (step 603 be), control part 202 is according to the lamina dimensions information that gets access to, to whether with by folding roller the thin slice of the corresponding given size of the formed slot part of 206 roller is judged (step 604).In the situation that is given size (step 604 be), be pressed into folding roller by flap 260 thin slice that horizontal integration is complete and fold processing (step 605) to 262.
On the other hand, not in the situation of given size (step 604 no) in the lamina dimensions that the thin slice that preloading platform 250 loads is piled up, control part 202 makes the first integral component 302a and the second integral component 302b slide to the sheet width direction, makes thin slice pile up displacement (step 606).Control part 202 makes thin slice pile up displacement, so that at least one end in the both ends that specification outside dimension thin slice is piled up is positioned at folding roller to 262 the first slot part 293 and the second slot part 295.Control part 202 is piled up thin slice after horizontal direction moves by horizontal integration parts 300, by flap 260 thin slice is piled up to be pressed into folding roller and to fold processing (step 605) to 262.At least one end in the both ends of the Width that thin slice is piled up passes through by the first slot part 293 and the second slot part 295 formed spaces.
In the present embodiment, even process except with folding roller to the specification the thin slice of given size corresponding to the formed slot part of 262 roller outside in the situation of thin slice, the position of also thin slice being piled up is adjusted, and is positioned at folding roller to 262 slot part so that thin slice is piled up at least one end in the both ends.Thus, can obtain the effect same with the first embodiment.
(the second embodiment)
(a) ~ (d) of Fig. 7 is the skeleton diagram for the folding processing of explanation the second embodiment.Shown in Fig. 7 (a), the thin slice that the flap 260 of sheet handling device 200 loads preloading platform 250 is piled up and is pressed into folding roller to 262 holding part.Then, shown in Fig. 7 (b), folding roller is pressed the thin slice that is pressed into by flap 262 to 262 by stationary roll 262a and mobile rollers 262b and is piled up, and piles up at thin slice and to form broken line.
At this, shown in Fig. 7 (c), the control part 202 of the sheet handling device 200 of present embodiment by folding roller to 262 thin slice pile up form broken line after, make temporarily mobile rollers 262b to the displacement of stationary roll 262a opposite sense.That is, the clamping (folding load) of piling up by reduce or remove thin slice to 262 by folding roller, thus the bending of avoiding thin slice to pile up prevents fold.In addition, mobile rollers 262b also can not leave thin slice and piles up.For example, also can to reduce mobile rollers 262b to the pressing force of stationary roll 262a, the mode of thrust pressure (load) minimizing when forming broken line, make mobile rollers 262b displacement.
Shown in Fig. 7 (d), control part 202 makes mobile rollers 262b to the displacement of stationary roll 262a side, and again presses the thin slice that is formed with broken line by stationary roll 262a and mobile rollers 262b and pile up.Stationary roll 262a and mobile rollers 262b pile up the thin slice that sandwiches to the throughput direction downstream and carry.
According to the sheet handling device of present embodiment, can avoid thin slice to pile up the bending of generation, thereby prevent gauffer.
According at least one embodiment described above, can carry out more suitable folding processing.
In addition, main body of carrying out each action of above-mentioned embodiment is the main body such as the relevant calculation machines such as complex, software and executory software of hardware, hardware and software.The main body of executable operations for example is processing, treater, object, execute file, thread, program and computing machine performed on the treater, but is not limited in this.In addition, also can with process, thread is repeatedly as the main body of executable operations.
Although embodiments of the present invention are illustrated,, these embodiments only are for example of the present invention is described, are not be used to limiting scope of the present invention.These new embodiments can be realized by multiple other modes, in the scope that does not exceed aim of the present invention, can carry out various omissions, substitute or distortion.The invention scope of these embodiments and distortion thereof is included in the purport of the present invention, is also contained in simultaneously in the invention and equivalency range thereof of scope record of claims.

Claims (18)

1. a sheet handling device is characterized in that, comprising:
The preloading platform is used for keeping thin slice to pile up;
Flap is pressed into the holding part that is formed by the first folding roller and the second folding roller for the thin slice of described preloading platform maintenance is piled up;
Described the first folding roller, have the first folding part and the first slot part, described the first folding part and described the second folding roller butt are to form described holding part, under described the first folding part and described the second folding roller butt state, form the space between described the first slot part and described the second folding roller, described the first slot part is formed on the position that the end on Width that the thin slice of the given size that forms broken line piles up is passed through; And
Described the second folding roller is piled up at thin slice with described the first folding roller and to be formed broken line.
2. sheet handling device according to claim 1 is characterized in that,
Described the second folding roller comprises:
The second folding part, with the described first folding part butt of described the first folding roller to form described holding part; And
The second slot part under described the first folding part and described the second folding part butt state, and forms described space between described the first folding roller.
3. sheet handling device according to claim 2 is characterized in that,
The position that the end on Width that the thin slice that described the second slot part is formed on the given size that is pressed into by described flap is piled up is passed through.
4. sheet handling device according to claim 3 is characterized in that,
Described given size is a plurality of sizes,
Be formed with a plurality of described the first slot parts and described the second slot part according to each described given size.
5. sheet handling device according to claim 4 is characterized in that,
Described sheet handling device also comprises: integral component, and described integral component is being pressed by described flap before thin slice piles up, and the Width that the thin slice that loads along described preloading platform is piled up is piled up described thin slice and is integrated.
6. sheet handling device according to claim 5 is characterized in that,
Described sheet handling device also comprises:
Acquisition unit is used for obtaining the size to the thin slice of described preloading platform loading; And
Controller, whether the size to the thin slice that got access to by described acquisition unit is judged with described given size is corresponding, in the size of the described thin slice that gets access to and the not corresponding situation of described given size, described flap thin slice is piled up be pressed into described holding part before, make described thin slice pile up the position movement of at least one end by the regulation in described space in the both ends on the Width of piling up to described thin slice.
7. sheet handling device according to claim 6 is characterized in that,
Described controller is piled up described thin slice to described assigned position by described integral component and is moved.
8. slice treating method, described slice treating method is the slice treating method of sheet handling device, described sheet handling device comprises: the preloading platform is used for keeping thin slice to pile up; Flap is pressed into the holding part that is formed by the first folding roller and the second folding roller for the thin slice of described preloading platform maintenance is piled up; Described the first folding roller, have the first folding part and the first slot part, described the first folding part and described the second folding roller butt are to form described holding part, under described the first folding part and described the second folding roller butt state, form the space between described the first slot part and described the second folding roller, described the first slot part is formed on the position that the end on Width that the thin slice of the given size that forms broken line piles up is passed through; And described the second folding roller, to pile up at thin slice with described the first folding roller and to form broken line, described slice treating method is characterised in that, comprising:
Obtain the size of the thin slice that described thin slice piles up;
Whether the size to the described thin slice that gets access to is judged with described given size is corresponding;
In the size of the described thin slice that gets access to and the not corresponding situation of described given size, described flap thin slice is piled up be pressed into described holding part before, make described thin slice pile up the position movement of at least one end by the regulation in described space in the both ends on the Width of piling up to described thin slice.
9. slice treating method according to claim 8 is characterized in that,
Described the second folding roller comprises: the second folding part, with the described first folding part butt of described the first folding roller to form described holding part; And second slot part, under described the first folding part and described the second folding part butt state, and form described space between described the first folding roller,
Form described space by described the first slot part and described the second slot part.
10. slice treating method according to claim 8 is characterized in that,
Pressed by described flap before thin slice piles up, the Width that the thin slice that loads along described preloading platform is piled up is piled up described thin slice and is integrated.
11. slice treating method according to claim 10 is characterized in that,
By the Width that the thin slice that loads along described preloading platform is piled up described thin slice is piled up the integral component of integrating, described thin slice is piled up to described assigned position moved.
12. an image processing system is characterized in that, comprising:
Image forming part is used for forming image at thin slice;
The preloading platform, the thin slice that is formed with the thin slice formation of image for maintenance is piled up;
Flap is pressed into the holding part that is formed by the first folding roller and the second folding roller for the thin slice of described preloading platform maintenance is piled up;
Described the first folding roller, have the first folding part and the first slot part, described the first folding part and described the second folding roller butt are to form described holding part, under described the first folding part and described the second folding roller butt state, form the space between described the first slot part and described the second folding roller, described the first slot part is formed on the position that the end on Width that the thin slice of the given size that forms broken line piles up is passed through; And
Described the second folding roller is piled up at thin slice with described the first folding roller and to be formed broken line.
13. image processing system according to claim 12 is characterized in that,
Described the second folding roller comprises:
The second folding part, with the described first folding part butt of described the first folding roller to form described holding part; And
The second slot part under described the first folding part and described the second folding part butt state, and forms described space between described the first folding roller.
14. image processing system according to claim 13 is characterized in that,
The position that the end on Width that the thin slice that described the second slot part is formed on the given size that is pressed into by described flap is piled up is passed through.
15. image processing system according to claim 14 is characterized in that,
Described given size is a plurality of sizes,
Be formed with a plurality of described the first slot parts and described the second slot part according to each described given size.
16. image processing system according to claim 15 is characterized in that,
Described image processing system also comprises: integral component, and described integral component is being pressed by described flap before thin slice piles up, and the Width that the thin slice that loads along described preloading platform is piled up is piled up described thin slice and is integrated.
17. image processing system according to claim 16 is characterized in that,
Described image processing system also comprises:
Acquisition unit is used for obtaining the size to the thin slice of described preloading platform loading; And
Controller, whether the size to the thin slice that got access to by described acquisition unit is judged with described given size is corresponding, in the size of the described thin slice that gets access to and the not corresponding situation of described given size, described flap thin slice is piled up be pressed into described holding part before, make described thin slice pile up the position movement of at least one end by the regulation in described space in the both ends on the Width of piling up to described thin slice.
18. image processing system according to claim 17 is characterized in that,
Described controller is piled up described thin slice to described assigned position by described integral component and is moved.
CN201210301973.XA 2011-08-29 2012-08-22 Sheet handling device, slice treating method and image processing system Expired - Fee Related CN102963762B (en)

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