CN103373636B - Paper processing device and image formation system - Google Patents
Paper processing device and image formation system Download PDFInfo
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- CN103373636B CN103373636B CN201310136857.1A CN201310136857A CN103373636B CN 103373636 B CN103373636 B CN 103373636B CN 201310136857 A CN201310136857 A CN 201310136857A CN 103373636 B CN103373636 B CN 103373636B
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Abstract
The invention provides a kind of paper processing device and image formation system, this paper processing device and image formation system can, under the prerequisite formed book not being caused to damage, utilize simple STRUCTURE DEPRESSION book to fly out when discharging.Paper processing device (4) possesses: paper process portion, and this paper process portion implements folding process to paper and forms book; Book discharge portion (23), this book discharge portion (23) clamping book also externally discharges this book; Clamping releasing portion (24), this clamping releasing portion (24) removes book discharge portion (23) to the clamping of book; ADF loading part (25), this ADF loading part (25) loads the book of being discharged by book discharge portion (23); Control part (12), this control part (12), before the throughput direction rearward end of book passes through book discharge portion (23), utilizes clamping releasing portion (24) to remove book discharge portion (23) to the clamping of book.
Description
Technical field
The present invention relates to a kind of paper processing device and image formation system.
Background technology
All the time, paper processing device possesses folding handling part, and this folding handling part is implemented folding process to multiple paper stack being formed with image and forms book.From several paper to plurality of sheets of paper, this folding handling part all can carry out processing and forming book.
At this, as shown in figure 14, when forming book carrying out folding process to plurality of sheets of paper, in the end of the opposition side in the folding line portion of book S, thickness direction central portion extends outstanding to the direction faced by this book S, and it is the shape attenuated that this end is formed as front end acute angle-shapedly.When clamping when utilizing exit roller 23b the book S formed in this way and this book S be discharged to outside equipment, due in the acute angle-shaped end of book S by the holding part of exit roller 23b time, the power overcoming the clamp pressure A of exit roller 23b sharply reduces along the acute angle face of the end of book S, therefore can produce the phenomenon that book S flies out in sheet transport direction.
If produce such phenomenon, then on the ADF loading part loading book, ADF alignment is deteriorated, or makes book produce damage, fracture because flying out, therefore unsatisfactory.
To this, following content is recorded: utilize elastomeric element to support book loading part in patent documentation 1, book pressing component is utilized to press the book be loaded into above this book loading part, make the book of discharging from distributing roller while clamped by book loading part and pressing component while be transferred thus, can prevent book from falling, and improve ADF alignment on book loading part.
Patent documentation 1: Japanese Unexamined Patent Publication 2002-316768 publication
But, in above-mentioned prior art, utilize spring pressure to be clamped in by book between book loading part and book pressing component, because book pressing component is always connected to book, therefore likely damage is caused to clamped book.In addition, the structure of device can be made to become loaded down with trivial details owing to arranging such book pressing component, therefore unsatisfactory.
Summary of the invention
Therefore, the object of the present invention is to provide a kind of paper processing device and image formation system, this paper processing device and image formation system can, under the prerequisite formed book not being caused to damage, utilize simple STRUCTURE DEPRESSION book to fly out when discharging.
In order to solve above technical matters, according to an aspect of the present invention, provide a kind of paper processing device, the feature of this paper processing device is to possess:
Folding handling part, this folding handling part is implemented folding process to paper and forms book;
Book discharge portion, this book discharge portion clamps described book and externally discharges this book;
Clamping releasing portion, this clamping releasing portion removes described book discharge portion to the clamping of described book;
ADF loading part, this ADF loading part loads the described book of being discharged by described book discharge portion;
Control part, this control part, before the throughput direction rearward end of described book is by described book discharge portion, utilizes described clamping releasing portion to remove described book discharge portion to the clamping of described book.
On the basis of above-mentioned paper processing device, preferably:
Described paper processing device also possesses test section, and this test section is compared described book discharge portion and arranged closer to sheet transport direction upstream side, detects described book;
Described control part starts timing when utilizing described test section the throughput direction leading section of described book to be detected, and have passed through this moment of timer value preset according to yardage, utilize described clamping releasing portion to remove described book discharge portion to the clamping of described book.
On the basis of above-mentioned paper processing device, preferably:
Described paper processing device also possesses test section, and this test section is compared described book discharge portion and arranged closer to sheet transport direction upstream side, detects described book;
Described control part, when utilizing described test section the throughput direction rearward end of described book to be detected, utilizes described clamping releasing portion to remove described book discharge portion to the clamping of described book.
On the basis of above-mentioned paper processing device, preferably: described clamping releasing portion can adjust the clamp pressure of described book discharge portion.
On the basis of above-mentioned paper processing device, preferably: described control part obtains the thickness information of described book, and according to the thickness information of acquired described book, utilize described clamping releasing portion to adjust the clamp pressure of described book discharge portion.
On the basis of above-mentioned paper processing device, preferably:
The osculum that described handling part has the osculum cutting described book cuts processing capacity,
When discharge implement osculum cut the book of process, the book that described control part makes the clamping implemented by described clamping releasing portion remove than not implementing osculum and cut process is discharged time lag, or does not carry out the clamping releasing implemented by described clamping releasing portion.
On the basis of above-mentioned paper processing device, preferably:
Described book more than this number of regulation is loaded into described ADF loading part, the clamping that described control part does not carry out being implemented by described clamping releasing portion is removed.
On the basis of above-mentioned paper processing device, preferably: described folding handling part described book discharge portion is doubled as to folding part.
On the basis of above-mentioned paper processing device, preferably: described folding handling part implements saddle stitching process to described book.
In addition, according to a further aspect in the invention, provide a kind of image formation system, the feature of this image formation system is to possess:
Image is formed at the image processing system of paper;
The paper utilizing described image processing system to be formed with image is carried out to the above-mentioned paper processing device of predetermined processing.
According to the present invention, can provide can at the paper processing device flown out do not caused formed book when utilizing simple STRUCTURE DEPRESSION to discharge under the prerequisite of damage and image formation system.
Accompanying drawing explanation
Fig. 1 is the integrally-built diagrammatic perspective view representing image formation system.
Fig. 2 is the diagrammatic perspective view of paper processing device.
Fig. 3 is the block diagram of the paper discharge unit representing paper processing device.
Fig. 4 is the block diagram of a part for the paper discharge unit represented under the readiness for action that loads before saddle stitching book.
Fig. 5 is the block diagram of a part for the paper discharge unit represented when discharging saddle stitching book.
Fig. 6 be a part for the paper discharge unit represented under the readiness for action that loads before saddle stitching book look up sketch.
Fig. 7 is the sketch representing book discharge portion.
Fig. 8 is the block diagram of the control system representing paper processing device.
Fig. 9 is the figure be described the discharging operation of saddle stitching book.
Figure 10 is the figure be described the discharging operation of saddle stitching book.
Figure 11 is the figure be described the discharging operation of saddle stitching book.
Figure 12 is the figure be described the discharging operation of saddle stitching book.
Figure 13 is the sketch of the variation representing paper processing device.
Figure 14 is the figure for being described the generation flown out of saddle stitching book.
Description of reference numerals
1 image formation system; 2 image processing systems; 4,4A paper processing device; 5 transfer drums; 9 housings; 10 paper process portions (folding handling part); 11 paper discharge unit; 12 control parts; 15,15a is to folding part; 16 saddle type equipped sections; 17 binding unit; 18 cut away section; 23 book discharge portions; 24,24a clamps releasing portion; 25,25a ADF loading part; 26 books arrive test section; 27 clamping test sections; 28 books lift test section; 29, test section discharged by 29a book; 30 position of readiness test sections; 31 distributing rollers; 32 driven vollers; 33 supporting masses; 41 drive divisions; 42 driven wheels; 43 first gears; 44 first sheet metal portions; 45 second sheet metal portions; 46 fixed partss; 48 axle stop parts; 51 load sensor; 81 second gears; 82 driven gears; 83 S. A.s; 84 optical sensors; 151a roller pair; 251a stop part; 311 axles; 312 drive divisions; 321 axles; 322 ends; 330 book discharge portions; 411 drive motor; 412,413 belt wheels; 431 gear anchor shafts; 441 elongated holes; 461 holes portion; 481 first abutting parts; 482 second abutting parts; 831 juts; S1 paper; S2 saddle stitching book; S3 book
Detailed description of the invention
Below, accompanying drawing is used to be described embodiments of the present invention.It should be noted that, although in the following embodiment described, addition of in the preferred various restriction of technical elements to implement the present invention, scope of invention not being defined as following embodiment and illustrated example.
With reference to Fig. 1, image formation system 1 is described.Fig. 1 is the integrally-built diagrammatic perspective view representing image formation system 1.
Image formation system 1 has image processing system 2 and paper processing device 4.
In the following description, vertical is set to Z-direction, the direction in the direction be connected to each other along the image processing system 2 shown in Fig. 1 and paper processing device 4 is set to X-direction, the direction orthogonal with X-direction and Z-direction is set to Y-direction.
Image is formed at paper S1 by image processing system 2.
Specifically, image processing system 2 possesses such as delivery section, development section, primary transfer portion, secondary transfer printing portion, fixing section and discharge portion etc., image is formed at paper S1, delivery section is extracted from paper tray the paper S1 that lays in as recording medium out and is carried, the toner image corresponding with data bitmap is developed in the primary transfer parts such as transfer roll by development section, the toner image being developed in primary transfer parts is needed on parts such as secondary transfer printing such as transfer drum 5 grade by primary transfer portion, the toner image being transferred to secondary transfer printing parts is transferred to the paper S1 carried by delivery section by secondary transfer printing portion, fixing section makes the toner image of transfer printing fixing in paper S1, discharge portion is discharged and is implemented the paper S1 after fixing process by fixing section.
In addition, the paper S1 be discharged after formation image is transferred to paper processing device 4 by image processing system 2.
Next, with reference to Fig. 1 and Fig. 2, paper processing device 4 is described.Fig. 2 is the integrally-built diagrammatic perspective view representing paper processing device 4.
Paper processing device 4 is the devices paper S1 transferred from image processing system 2 being implemented to predetermined processing.
Paper processing device 4 possesses housing 9, be provided with in the inside of this housing 9: paper process portion (folding handling part) 10, this paper process portion implements folding process to the paper S1 transferred from image processing system 2, implements bookbinding further and forms saddle stitching book S2; Paper discharge unit 11, this paper discharge unit 11 discharges the saddle stitching book S2 utilizing paper process portion 10 to be formed; Control part 12, this control part 12 pairs of each several parts control (with reference to Fig. 8).
The 10 pairs of paper in paper process portion implement by the fold handling of paper S1 doubling, the overlap of multiple paper S1 after doubling is gone forward side by side saddle stitching process that luggage orders and cut S1's and folding line opposite side the end of multiple paper after by saddle stitching cut process etc.
Specifically, paper process portion 10 possesses such as to folding part 15, saddle type equipped section 16, binding unit 17 and cut away section 18 etc., to the assigned position of folding part 15 along prescribed direction doubling paper S1, saddle type equipped section 16 loads and stacks by multiple paper S1 to folding part 15 doubling, binding unit 17 squeezes into binding needle in two positions along this doubling direction at the folding line place being stacked in multiple paper S1 on saddle type equipped section 16, cut away section 18 cut the saddle stitching book S2 utilizing binding unit 17 to be formed with the end of folding line opposite side, thus this end of saddle stitching book S2 is trimmed.The supply unit (omitting diagram) that the saddle stitching book S2 utilizing the paper process portion 10 that forms in this way to be formed is arranged on below paper discharge unit 11 supports and carries, and is transferred to paper discharge unit 11 with folding line towards the state of the top on substantially vertical direction.
In addition, this paper S1 when not implementing based on part or all in the various process in paper process portion 10 the paper S1 that transfers from image processing system 2, can also be discharged to device outside from paper discharge unit 11 by paper processing device 4.
With reference to Fig. 3 ~ Fig. 9, following explanation is carried out to paper discharge unit 11.
Fig. 3 represents when discharging saddle stitching book S2, to the clamping of saddle stitching book S2 by the integrally-built block diagram of the paper discharge unit 11 under the state removed.Fig. 4 is the block diagram of a part for the paper discharge unit 11 represented under the readiness for action that loads before saddle stitching book S2.Fig. 5 represents when discharging saddle stitching book S2, to the clamping of saddle stitching book S2 by the block diagram of a part for the paper discharge unit 11 under the state removed.Fig. 6 is the upward view of a part for the paper discharge unit 11 represented under the readiness for action that loads before saddle stitching book S2.Fig. 7 represents when discharging saddle stitching book S2, to the clamping of saddle stitching book S2 by the sketch of the book discharge portion 23 under the state removed.Fig. 8 is the block diagram of the control system representing paper processing device 4.Fig. 9 is the lateral plan of a part for the paper discharge unit 11 represented under the readiness for action that loads before saddle stitching book S2.
Paper discharge unit 11 is configured to discharge to device outside the saddle stitching book S2 utilizing paper process portion 10 to be formed.Paper discharge unit 11 possesses book discharge portion 23, clamping releasing portion 24, ADF loading part 25, book arrives test section 26, clamping test section 27, book lifts test section 28, book discharges test section 29 and position of readiness test section 30 etc., book discharge portion 23 clamps saddle stitching book S2 while be discharged to outside device by this saddle stitching book S2, clamping releasing portion 24 is for removing the clamping of book discharge portion 23 couples of saddle stitching book S2, ADF loading part 25 loads the saddle stitching book S2 discharged from book discharge portion 23, book arrival test section 26 detects saddle stitching book S2 and has arrived paper discharge unit 11, clamping test section 27 detects saddle stitching book S2 and is clamped by book discharge portion 23, book lifts test section 28 and detects the height that the saddle stitching book S2 clamped by book discharge portion 23 has been raised up to ADF loading part 25, book discharges test section 29 for measuring the moment of the clamp position removing saddle stitching book S2, position of readiness test section 30 detects book discharge portion 23 and has been in the state that can load next saddle stitching book S2.
Book discharge portion 23 is configured to: clamp the saddle stitching book S2 transported towards the state of the top on substantially vertical direction with folding line, and discharge this saddle stitching book S2 to ADF loading part 25.In addition, when being transported to book discharge portion 23, the direction of saddle stitching book S2 is the direction almost parallel with YZ plane, and when utilizing book discharge portion 23 to discharge to ADF loading part 25, the direction of saddle stitching book S2 is the direction almost parallel with XY plane.
Book discharge portion 23 possesses: distributing roller 31, and this distributing roller 31 is arranged on than the position of ADF loading part 25 near upstream side in sheet transport direction, and is rotated by driving along the direction of arrow shown in Fig. 7; Driven voller 32, clamps saddle stitching book S2 between this driven voller 32 and distributing roller 31; Supporting mass 33, this supporting mass 33 is at axle 311(reference Fig. 6 of inside storage supporting distributing roller 31) etc.
Supporting mass 33 extends in the Y direction, and its upper surface is formed as the curved of the side face that follow distributing roller 31, and this curved surface is set to be connected with the upper surface of ADF loading part 25.Supporting mass 33 is hollow structure, as shown in Figure 6, is accommodated with the axle 311 etc. of supporting distributing roller 31 within it.Axle 311 is configured to driven part 312 to drive and rotate, and thus, drives distributing roller 31 to rotate.By rotating with this distributing roller 31 of state-driven be clamped in by saddle stitching book S2 between distributing roller 31 and driven voller 32, this saddle stitching book S2 can be discharged to ADF loading part 25.
Driven voller 32 is set to be supported by axle 321.Before saddle stitching book S2 is delivered to book discharge portion 23, driven voller 32 is configured at the position (position of readiness be separated with distributing roller 31 in the X direction; With reference to Fig. 4 and Fig. 6), when saddle stitching book S2 arrives book discharge portion 23, the position that driven voller 32 utilizes clamping releasing portion 24 described later to move to abut with distributing roller 31 via this saddle stitching book S2 also clamps saddle stitching book S2.
Then, driven voller 32 utilizes clamping releasing portion 24 to move to the top of distributing roller 31 with the state being clamped with saddle stitching book S2.Thus, direction and the almost parallel saddle stitching book S2 in YZ direction change into the direction almost parallel with XY direction when arriving book discharge portion 23.In addition, before the rearward end of saddle stitching book S2 departs from the holding part of distributing roller 31 and driven voller 32, driven voller 32 utilizes clamping releasing portion 24 to move to the position be separated to the top of distributing roller 31 from distributing roller 31, removes the clamping to saddle stitching book S2.
Clamping releasing portion 24 is configured to: the both sides being arranged on book discharge portion 23 in the Y direction, carries out the clamping of book discharge portion 23 couples of saddle stitching book S2 and the releasing of clamping, and lifts the action of the saddle stitching book S2 being held on book discharge portion 23.Clamping releasing portion 24 possesses drive division 41, sheet metal portion 45 of driven wheel 42, first gear 43, first sheet metal portion 44, second, fixed parts 46, spring 47 and axle stop part 48 etc.First sheet metal portion 45 of gear 43, first sheet metal portion 44, second, fixed parts 46, spring 47 and axle stop part 48 are separately positioned on the both sides of book discharge portion 23 in the Y direction, and drive division 41 and driven wheel 42 are arranged on the side in the both sides of book discharge portion 23.
Drive division 41 possesses drive motor 411 and belt wheel 412,413, and this belt wheel 412,413 links via the motor shaft of belt and drive motor 411, and is rotated by the rotary actuation of drive motor 411, and belt wheel 413 makes driven wheel 42 rotate via belt.Drive motor 411 is configured to rotate to either party in positive dirction and reversing sense.
Driven wheel 42 configures in the mode engaged with the first gear 43, by utilizing drive division 41 to make driven wheel 42 rotate, the first gear 43 is rotated.
In an end side in the first sheet metal portion 44, be provided with through in a thickness direction and along the elongated hole 441 that the length direction in this first sheet metal portion 44 extends, in the inner side of this elongated hole 441, be configured with the gear anchor shaft 431 of the side being fixedly installed on the first gear 43.Gear anchor shaft 431 can be moved in the inner slide of this elongated hole 441 by the rotation of the first gear 43 on the length direction in the first sheet metal portion 44.The axle 321 of supporting driven voller 32 is inserted into the other end in the first sheet metal portion 44, and the first sheet metal portion 44 can rotate around this axle 321.In addition, an end in the second sheet metal portion 45 is installed on fixed parts 46 with the state that can rotate.Axle 321 is inserted into the other end in the second sheet metal portion 45, and the second sheet metal portion 45 can rotate around this axle 321.Spring 47 links the end 322 of gear anchor shaft 431 and axle 321.
Fixed parts 46 is by an overhang bracket in the second sheet metal portion 45 for rotating, and this fixed parts 46 is fixed on axle stop part 48.In addition, fixed parts 46 arranges porose portion 461, this hole portion 461 inserts for axle 321, and its shape can allow this axle 321 to move to the direction near distributing roller 31, first gear 43.Therefore, the axle 321 being also inserted into the other end in the second sheet metal portion 45 by movement hole portion 461 in, can make the second sheet metal portion 45 with the end side being supported on fixed parts 46 for fulcrum rotates.
Axle stop part 48 is configured to: arrange coaxially along the side of the first gear 43 and the first gear 43, and when the first gear 43 rotates to either direction, make gear anchor shaft 431 be connected to the first abutting part 481 or the second abutting part 482 of axle stop part 48.Under the state that gear anchor shaft 431 is connected to the first abutting part 481 or the second abutting part 482, if the first gear 43 rotates to this direction further, then axle stop part 48 is pressed by gear anchor shaft 431 and rotates, and fixed parts 46, first sheet metal portion 44 and the second sheet metal portion 45 etc. rotate linkedly with axle stop part 48.
Because clamping releasing portion 24 is formed in this way, therefore the first gear 43 utilizes drive division 41 to rotate to the direction of arrow in Fig. 4 and Fig. 9, gear anchor shaft 431 moves along this direction of arrow, first sheet metal portion 44 and gear anchor shaft 431 movement jointly, the axle 321 inserting the first sheet metal portion 44 and the driven voller 32 being supported on axle 321 move to the direction near distributing roller 31.Thus, the driven voller 32 being in released state before loading saddle stitching book S2 moves to the direction near distributing roller 31.In addition, gear anchor shaft 431 moves, the spring 47 be arranged on thus between the end 322 of axle 321 and gear anchor shaft 431 becomes extension state, and the driven voller 32 being supported on axle 321 utilizes the elastic force of spring 47 to be clamped between this driven voller 32 and distributing roller 31 by saddle stitching book S2.By utilizing drive division 41 to make the first gear 43 rotate to this direction further, gear anchor shaft 431 is connected to the first abutting part 481 and axle stop part 48 is rotated thus.Fixed parts 46, first sheet metal portion 44 and the second sheet metal portion 45 rotate linkedly with axle stop part 48, make axle 321 lift to the top of distributing roller 31 thus, make the driven voller 32 being supported on axle 321 keep the saddle stitching book S2 state be clamped between this driven voller 32 and distributing roller 31 to be configured in the top of distributing roller 31.So, clamp releasing portion 24 and can lift saddle stitching book S2 to the top of distributing roller 31.
In addition, clamping releasing portion 24 utilizes drive division 41 that first gear 43 is reversed after lifting saddle stitching book S2, thus, gear anchor shaft 431 moves along the reverse directions of the first gear 43, first sheet metal portion 44 and gear anchor shaft 431 movement jointly, axle 321 and driven voller 32 move to the direction leaving distributing roller 31 (with reference to Fig. 5).Thereby, it is possible to remove the clamp position between distributing roller 31 and driven voller 32.
In addition, preferably, the clamp pressure that releasing portion 24 is configured to adjust book discharge portion 23 applying is clamped.
Specifically, clamping releasing portion 24 utilizes drive division 41 that first gear 43 is rotated to the direction of arrow shown in Fig. 4, after with the state being clamped with saddle stitching book S2 this saddle stitching book S2 being raised up to drain position, the first gear 43 specified amount that reverses is made to adjust clamp pressure by utilizing drive division 41.That is, by utilizing drive division 41 to make the first gear 43 reverse, gear anchor shaft 431 is moved along the reverse directions of the first gear 43, and gear anchor shaft 431 is near the end 322 of axle 321.Thus, the spring 47 be arranged between gear anchor shaft 431 and end 322 slightly shrinks and elastic force is weakened, thus the clamp pressure be supported between the driven voller 32 of axle 321 and distributing roller 31 weakens.Thereby, it is possible under the prerequisite not making driven voller 32 and distributing roller 31 be separated completely, by means of only making the first gear 43 slightly rotate the clamping removing book discharge portion 23, therefore, it is possible to improve the precision in the moment of removing clamping.
In addition, more preferably, when clamping releasing portion 24 and being configured to adjust clamp pressure, control part 12 correspondingly adjusts the clamp pressure of book discharge portion 23 applying according to the thickness of saddle stitching book S2.
Specifically, control part 12 obtains the thickness information of saddle stitching book S2, according to the rotation amount that acquired information setting drive division 41 makes the first gear 43 rotate, the first gear 43 is reversed set rotation amount.Thereby, it is possible to correspondingly weaken clamp pressure according to the thickness of saddle stitching book S2, for the saddle stitching book S2 that thickness is little, the precision in the moment of removing clamping can be improved further.
When clamping releasing portion 24 and control part 12 forms in this way, the thickness information of saddle stitching book S2 both directly can be inputted by user, also the testing agency of the regulation be arranged in paper processing device 4 or in image processing system 2 can be utilized to detect the thickness of saddle stitching book S2, and obtain the data of detected thickness.
ADF loading part 25 arranges along general horizontal direction, accepts and load the parts of multiple saddle stitching book S2 from book discharge portion 23 discharge.ADF loading part 25 is provided with and loads sensor 51, this loading sensor 51 detects and be mounted with the above saddle stitching book of this number of regulation on this ADF loading part 25.
Book arrives test section 26 and is set to be accommodated in the supporting mass 33 of book discharge portion 23.Book arrives the optical sensor that test section 26 is such as non-contact types, detects saddle stitching book S2 and has arrived between the driven voller 32 and distributing roller 31 of position of readiness.
Clamping test section 27 is arranged near the first gear 43 of clamping releasing portion 24.Clamping test section 27 is optical sensors of such as non-contact type, and the gear anchor shaft 431 detecting the first gear 43 has been connected to the first abutting part 481 of axle stop part 48.When gear anchor shaft 431 is connected to the first abutting part 481, be the state that the first sheet metal portion 44 moves to ADF loading part 25 side, and be in the state utilizing the elastic force of spring 47 to the direction tractive axle 321 near distributing roller 31.Therefore, it is possible to utilize clamping test section 27 to detect the driven voller 32 being supported on axle 321 be in the state be clamped in by saddle stitching book S2 between this driven voller 32 and distributing roller 31.
Book lift test section 28 by with second gear 81 of the adjacent configuration of the first gear 43 of clamping releasing portion 24, the driven gear 82 engaged with the second gear 81, be fixed on driven gear 82 and the S. A. 83 being configured in supporting mass 33 inside and the optical sensor 84 etc. of jut 831 that detects on the side face being formed in S. A. 83 are formed.
Second gear 81 is configured to rotate linkedly with the spinning movement of axle stop part 48, and the gear anchor shaft 431 of the first gear 43 utilizing drive division 41 to carry out rotating is connected to axle stop part 48, by the rotation of axle stop part 48, second gear 81 is rotated.When the second gear 81 rotates, the driven gear 82 engaged with the second gear 81 rotates, and the S. A. 83 being fixed on driven gear 82 also rotates.At this, optical sensor 84 is configured to clamp from the axis of S. A. 83 jut 831 being formed at this S. A. 83, and is configured to can detect jut 831 respectively in two positions of staggering along the hand of rotation of S. A. 83.Optical sensor 84 detects the rotation of S. A. 83 by detecting jut 831.Carried out the spinning movement of detection axis stop part 48 by the rotation detecting S. A. 83, thus detect lifting of saddle stitching book S2.
The inside that test section 29 is set to the supporting mass 33 being accommodated in book discharge portion 23 discharged by book.The optical sensor that test section 29 is such as non-contact types discharged by book, detects the saddle stitching book S2 of the top by supporting mass 33.
Position of readiness test section 30 is arranged near the position of readiness of the driven voller 32 loaded before saddle stitching book S2.Position of readiness test section 30 is optical sensors of such as non-contact type, after utilization clamping releasing portion 24 removes the clamping to saddle stitching book S2, detects driven voller 32 and turns back to position of readiness.
Control part 12 controls each several part of paper processing device 4 as shown in Figure 8.Control part 12 possesses not shown CPU(CentralProcessingUnit: central process unit), RAM(RandomAccessMemory: random access memory) and ROM(ReadOnlyMemory: read-only memory (ROM)), the various handlers according to paper processing device 4 carry out various action.
Specifically, control part 12 by before book discharge portion 23, utilizes clamping releasing portion 24 to remove the clamping of book discharge portion 23 couples of saddle stitching book S2 in the rear end of saddle stitching book S2.Preferably, control part 12 starts timing when utilizing book discharge test section 29 leading section of saddle stitching book S2 to be detected, have passed through this moment of timer value preset according to yardage, clamping releasing portion 24 is utilized to remove the clamping of book discharge portion 23 couples of saddle stitching book S2, or when utilizing book discharge test section 29 rearward end of saddle stitching book S2 to be detected, utilize clamping releasing portion 24 to remove the clamping of book discharge portion 23 couples of saddle stitching book S2.
At this, with reference to Fig. 3 ~ Fig. 7, Fig. 9 ~ Figure 12, the action that the paper processing device 4 formed in a manner described discharges saddle stitching book S2 to device outside is described.Figure 10 represents at loading saddle stitching book S2 under the state clamping this saddle stitching book S2, the lateral plan of a part for paper discharge unit 11.Figure 11 represents under the state that clamped saddle stitching book S2 is raised up to the height of ADF loading part 25, the lateral plan of a part for paper discharge unit 11.Figure 12 is under representing state that to remove after saddle stitching book S2 is raised up to the height of ADF loading part 25 clamping of this saddle stitching book S2, the lateral plan of a part for paper discharge unit 11.
In addition, the action below illustrated carries out when the saddle stitching book S2 that the end of discharging folding line opposite side to device outside does not have cropped portion 18 to cut.
First, before saddle stitching book S2 is delivered to paper discharge unit 11, paper discharge unit 11 is in readiness for action, and driven voller 32 is configured in the position of readiness (with reference to Fig. 4 and Fig. 9) be separated with distributing roller 31.Now, the gear anchor shaft 431 of the first gear 43 is configured at the position leaving ADF loading part 25 in the X direction, links gear anchor shaft 431 and is in contraction state with the spring 47 of end 322.
Next, saddle stitching book S2 is carried to paper discharge unit 11, utilize book arrive test section 26 detect this saddle stitching book S2 arrived be between the driven voller 32 of position of readiness and distributing roller 31 time, control part 12 utilize drive division 41 make the first gear 43 to shown in Fig. 9 the direction of arrow rotate.The direction of arrow from the first gear 43 to Fig. 9 rotate time, gear anchor shaft 431 is in the inner slide of elongated hole 441, and the first sheet metal portion 44 is furthered, and the axle 321 inserting the first sheet metal portion 44 and the driven voller 32 being supported on this axle 321 are near distributing roller 31.
When control part 12 makes the first gear 43 rotate, as shown in Figure 10, gear anchor shaft 431 moves to the direction near ADF loading part 25 in the X direction, becomes driven voller 32 is connected to distributing roller 31 state via saddle stitching book S2.When control part 12 makes the first gear 43 rotate to this direction further, link gear anchor shaft 431 and become extended state with the spring 47 of end 322, utilize the elastic force of this spring 47 to end 322 of furthering near the direction of gear anchor shaft 431, driven voller 32 and distributing roller 31 clamp saddle stitching book S2.
Next, when control part 12 makes the first gear 43 rotate to this direction (direction of arrow shown in Figure 10) further, gear anchor shaft 431 is connected to the first abutting part 481 of axle stop part 48, and axle stop part 48 and the first gear 43 rotate jointly.In addition, now, by the first abutting part 481 utilizing clamping test section 27 detection of gear anchor shaft 431 to be connected to axle stop part 48, detecting driven voller 32 is clamped between this driven voller 32 and distributing roller 31 by saddle stitching book S2, and control part 12 removes the not shown supply unit that is arranged on below paper discharge unit 11 to the supporting of saddle stitching book S2.
Fixed parts 46 is linked to axle stop part 48, and fixed parts 46 rotates along with the rotation of axle stop part 48 with the first sheet metal portion 44 and the second sheet metal portion 45 being installed on this fixed parts 46.Thus, the axle 321 inserting the first sheet metal portion 44 and the driven voller 32 being supported on this axle 321 are under the state being held between this driven voller 32 and distributing roller 31 by saddle stitching book S2, directly move upward along the side face of distributing roller 31 to the direction of arrow shown in Figure 11, saddle stitching book S2 is raised up to the height with ADF loading part 25 same degree, and changes the direction of saddle stitching book S2.When saddle stitching book S2 is raised to the top of distributing roller 31, control part 12 utilizes the book be arranged on the upper surface of supporting mass 33 to discharge the leading section that test section 29 detects saddle stitching book S2, and starts timing in this moment.
In addition, axle stop part 48 rotates, and thus, the second gear 81 being fixed on axle stop part 48 rotates, and the driven gear 82 engaged with the second gear 81 rotates.When driven gear 82 rotates, the jut 831 being fixed on the S. A. 83 of driven gear 82 rotates, and utilizes optical sensor 84 to detect jut 831 and rotates.Thus, detect that saddle stitching book S2 is lifted, control part 12 makes the spinning movement of the first gear 43 caused by drive division 41 stop, and utilizes drive division 312 that the spinning movement of distributing roller 31 is started.
Distributing roller 31 is driven to rotate, thus, the saddle stitching book S2 be clamped between this distributing roller 31 and driven voller 32 continues mobile to ADF loading part 25, control part 12 arrives this moment of timer value of regulation in the measured time, and utilization clamping releasing portion 24 removes the clamping to saddle stitching book S2.Thus, before the holding part that the rearward end of saddle stitching book S2 is about to disengaging distributing roller 31 and driven voller 32, remove the clamp position of distributing roller 31 and driven voller 32, the saddle stitching book S2 suppressing the clamp pressure of book discharge portion 23 to cause flies out.At this, the timer value of so-called regulation represents from value during this period of time before utilizing book to discharge to be about to depart from the clamping of book discharge portion 23 to the rearward end of this saddle stitching book S2 when test section 29 detects the leading section of saddle stitching book S2.The timer value of this regulation pre-determines according to the size of the paper S1 forming saddle stitching book S2, both can be stored in control part 12, and also can be obtained from outside by control part 12.In addition, the size forming the paper S1 of saddle stitching book S2 both directly can be inputted by user, and the testing agency of the regulation be arranged in paper processing device 4 or in image processing system 2 also can be utilized to detect size and obtain the value detected.
Specifically, at the timer value through regulation, control part 12 makes the drive motor 411 of clamping releasing portion 24 reverse, and the first gear 43 is reversed.When control part 12 makes the first gear 43 reverse, the reverse directions of gear anchor shaft 431 1 edge first gear 43 moves near end 322.Spring 47 shortens with the movement of gear anchor shaft 431, removes the clamping between driven voller 32 and distributing roller 31.Meanwhile, gear anchor shaft 431 while mobile, pushes the first sheet metal portion 44 in the inner slide of elongated hole 441 upward.By pushing the first sheet metal portion 44 upward, driven voller 32 is made to leave distributing roller 31(with reference to Fig. 5 and Figure 12).So, utilization clamping releasing portion 24 removes the clamping to saddle stitching book S2.Thereby, it is possible to before the rearward end of saddle stitching book S2 passes through book discharge portion 23, remove the clamping to saddle stitching book S2, the generation flown out of saddle stitching book S2 can be suppressed.In addition, remove in action in the clamping undertaken by clamping releasing portion 24, axle stop part 48 does not rotate.
Next, if control part 12 makes the first gear 43 reverse further, then gear anchor shaft 431 is connected to the second abutting part 482 of axle stop part 48, and axle stop part 48 and the first gear 43 reverse jointly.Along with the reversion of axle stop part 48, fixed parts 46 reverses with the first sheet metal portion 44 and the second sheet metal portion 45 being installed on this fixed parts 46.Thus, the axle 321 inserting the first sheet metal portion 44 and the driven voller 32 being supported on this axle 321 move directly to the side of distributing roller 31 with the state leaving distributing roller 31, are back to position of readiness (with reference to Fig. 4 and Fig. 9).Then, utilize position of readiness test section 30 to detect driven voller 32 and be back to position of readiness, control part 12 utilizes supply unit that next saddle stitching book S2 is delivered to paper discharge unit 11.
By carrying out as above action, the end that paper processing device 4 discharges folding line opposite side to device outside does not have cropped saddle stitching book S2.
In addition, though control part 12 is discharged when test section 29 detects the leading section of saddle stitching book S2 at book start timing, clamping releasing is being carried out after specified time, but book discharge test section 29 also can be utilized to detect the rearward end of saddle stitching book S2, and control part 12 is detecting that this moment of rearward end of saddle stitching book S2 utilizes clamping releasing portion 24 to carry out clamping and removes.The holding part comparing book discharge portion 23 due to book discharge test section 29 is arranged closer to sheet transport direction upstream side, therefore, if discharging when test section 29 detects the rearward end of saddle stitching book S2 utilizing book makes clamping releasing portion 24 carry out clamping releasing, then can in the rearward end of saddle stitching book S2 by removing clamping before book discharge portion 23.
In addition, when utilizing cut away section 18 to cut the end with folding line opposite side of saddle stitching book S2, flying out during discharge is not obvious, and the clamping that therefore control part 12 also can not carry out being implemented by clamping releasing portion 24 is removed.That is, also can rotate by Direct driver distributing roller 31 under the state utilizing book discharge portion 23 to clamp saddle stitching book S2, clamped saddle stitching book S2 is expelled to ADF loading part 25.
In addition, when utilizing cut away section 18 to cut the end with folding line opposite side of saddle stitching book S2, the moment that control part 12 also can make utilization clamping releasing portion 24 carry out clamping releasing action staggers.Namely, control part 12 also can prestore be different from the timer value of afore mentioned rules, for the timer value of the cropped saddle stitching book S2 in end, if discharge after test section 29 detects the leading section of saddle stitching book S2 utilizing book and have passed through this timer value, then carry out clamping and remove.
In addition, when the saddle stitching book S2 that this number of regulation is above is loaded on ADF loading part 25, even if the saddle stitching book S2 discharged flies out, also can be caught by the multiple saddle stitching book S2 be positioned on ADF loading part 25, paper aligning can not be significantly impaired, and the clamping that therefore control part 12 also can not carry out being implemented by clamping releasing portion 24 is removed.In this situation, load sensor 51 to detect be placed with the above saddle stitching book S2 of this number of regulation if utilize on ADF loading part 25, then control part 12 also can rotate by Direct driver distributing roller 31 under the state utilizing book discharge portion 23 to clamp saddle stitching book S2, and clamped saddle stitching book S2 is expelled to ADF loading part 25.
Above, according to the present embodiment, because the throughput direction rearward end at saddle stitching book S2 is by before book discharge portion 23, clamping releasing portion 24 is utilized to remove the clamping of book discharge portion 23 couples of saddle stitching book S2, therefore, even if the saddle stitching book S2 formed with any number of pages, saddle stitching book S2 also can being suppressed to fly out when discharging, higher ADF alignment can be obtained.Due to saddle stitching book S2 can be suppressed to fly out when discharging, therefore, it is possible to suppress saddle stitching book S2 to produce damage, fracture.
In addition, owing to starting timing when utilizing book discharge test section 29 the throughput direction leading section of saddle stitching book S2 to be detected, have passed through this moment of timer value preset according to yardage, clamping releasing portion 24 is utilized to remove the clamping of book discharge portion 23 couples of saddle stitching book S2, therefore, it is possible to the clamping carrying out saddle stitching book S2 is more effectively removed.
In addition, when utilizing book discharge test section 29 the throughput direction rearward end of saddle stitching book S2 to be detected, clamping releasing portion 24 is utilized to remove the clamping of book discharge portion 23 couples of saddle stitching book S2, in this situation, do not need to preset the timer value corresponding with yardage, therefore, it is possible to the clamping carrying out saddle stitching book S2 is more easily removed.
In addition, because clamping releasing portion 24 can adjust the clamp pressure of book discharge portion 23, even if therefore do not make driven voller 32 be separated completely with distributing roller 31, saddle stitching book S2 also can be suppressed to fly out when discharging.Thereby, it is possible to improve the precision utilizing clamping releasing portion 24 to remove the moment of clamping.
In addition, because control part 12 obtains the thickness information of saddle stitching book S2, and according to the thickness information of acquired saddle stitching book S2, clamping releasing portion 24 is utilized to adjust the clamp pressure of book discharge portion 23, therefore, it is possible to correspondingly adjust clamp pressure according to the thickness of the saddle stitching book S2 utilizing paper process portion 10 to be formed.Thereby, it is possible to correspondingly weaken clamp pressure according to the thickness of such as saddle stitching book S2, for the saddle stitching book S2 that thickness is little, the precision in the moment that clamping is removed can be improved further.In addition, for the saddle stitching book S2 that such as thickness is little, because flying out when discharging is not obvious, therefore, it is possible to utilize book discharge portion 23 to discharge when not utilizing clamping releasing portion 24 pairs of clamp pressures to adjust, only carry out clamping releasing in the case of necessary.
In addition, when discharge implement osculum cut the saddle stitching book S2 of process, the saddle stitching book S2 removed than not implementing osculum and cut process by the clamping implemented of clamping releasing portion 24 is discharged time lag, or do not carry out being removed by the clamping implemented of clamping releasing portion 24, therefore, it is possible to carry out clamping releasing in the obvious situation that flies out only when discharging.
In addition, detect ADF loading part 25 is mounted with this number of regulation above saddle stitching book S2 time, the clamping not carrying out being implemented by clamping releasing portion 24 is removed, in this situation, only can carry out clamping releasing when ADF alignment is significantly impaired because of the flying out of saddle stitching book S2 when discharging.
In addition, in the above-described embodiment, utilize clamping releasing portion to carry out the clamping of saddle stitching book, the releasing of this clamping, the lifting of saddle stitching book, but different mechanisms also can be utilized respectively to carry out each action.In addition, clamping releasing portion is not limited to said structure, as long as can remove book discharge portion to the clamp position of saddle stitching book in the moment of regulation, just can adopt arbitrary structures.
< variation >
Below, variation of the present invention is described.The structure hereinafter do not illustrated is roughly the same with above-mentioned embodiment, and therefore, for the structure identical with above-mentioned embodiment, description is omitted.
Figure 13 is the structure diagram representing paper processing device 4A.In paper processing device 4A, paper process portion 10 is configured to double as book discharge portion to folding part 15a.In addition, paper processing device 4A discharges this S3 when not implementing saddle stitching process to the volume S3 formed by implementing fold handling to device outside.
To folding part 15a by utilizing roller to clamp multiple paper S1 while fold this paper S1 to prescribed direction and form book S3 to 151a, and this book S3 is discharged to ADF loading part 25a.Roller is configured to remove clamp position by clamping releasing portion 24a to 151a.Clamping releasing portion 24a both can be configured to identical with above-mentioned embodiment, also can be configured to utilize spring pressure etc. to adjust the clamp pressure of roller to 151a.To near the 15a of folding part, be provided with book and discharge test section 29a.
The loading paper of ADF loading part 25a or the face of book are oliquely downward obliquely installed, and the bottom of this ADF loading part 25a is provided with stop part 251a.While implement folding process while the leading section of the book S3 discharged is stopped and is supported on stop part 251a by folding part 15a.
Above, according to this variation, in the paper processing device of structure folding part 15a being doubled as to book discharge portion, also can before book S3 passes through folding part 15a, remove the clamping of folding part 15a to book S3 by utilizing clamping releasing portion 24a, suppressing book S3 to fly out when discharging, obtaining high ADF alignment.In addition, in the structure of this variation, by suppressing book S3 to fly out when discharging, and by making book S3 be against on the stop part 251a of ADF loading part 25a, book S3 generation can be suppressed to damage, fracture.
Claims (9)
1. a paper processing device, is characterized in that, possesses:
Folding handling part, this folding handling part is implemented folding process to paper and forms book;
Book discharge portion, this book discharge portion clamps described book and externally discharges this book;
Clamping releasing portion, this clamping releasing portion removes described book discharge portion to the clamping of described book;
ADF loading part, this ADF loading part loads the described book of being discharged by described book discharge portion;
Control part, this control part, before the throughput direction rearward end of described book is by described book discharge portion, utilizes described clamping releasing portion to remove described book discharge portion to the clamping of described book,
Described book more than this number of regulation is loaded into described ADF loading part, the clamping that described control part does not carry out being implemented by described clamping releasing portion is removed.
2. paper processing device according to claim 1, is characterized in that,
This paper processing device also possesses test section, and this test section is compared described book discharge portion and arranged closer to sheet transport direction upstream side, detects described book;
Described control part starts timing when utilizing described test section the throughput direction leading section of described book to be detected, and have passed through this moment of timer value preset according to yardage, utilize described clamping releasing portion to remove described book discharge portion to the clamping of described book.
3. paper processing device according to claim 1, is characterized in that,
This paper processing device also possesses test section, and this test section is compared described book discharge portion and arranged closer to sheet transport direction upstream side, detects described book;
Described control part, when utilizing described test section the throughput direction rearward end of described book to be detected, utilizes described clamping releasing portion to remove described book discharge portion to the clamping of described book.
4. paper processing device as claimed in any of claims 1 to 3, is characterized in that,
Described clamping releasing portion can adjust the clamp pressure of described book discharge portion.
5. paper processing device according to claim 4, is characterized in that,
Described control part obtains the thickness information of described book, and according to the thickness information of acquired described book, utilizes described clamping releasing portion to adjust the clamp pressure of described book discharge portion.
6. paper processing device according to claim 1, is characterized in that,
The osculum that described handling part has the osculum cutting described book cuts processing capacity,
When discharge implement osculum cut the book of process, the book that described control part makes the clamping implemented by described clamping releasing portion remove than not implementing osculum and cut process is discharged time lag, or does not carry out the clamping releasing implemented by described clamping releasing portion.
7. paper processing device according to claim 1, is characterized in that,
Described folding handling part described book discharge portion is doubled as to folding part.
8. paper processing device according to claim 1, is characterized in that,
Described folding handling part implements saddle stitching process to described book.
9. an image forming system, is characterized in that, possesses:
Image is formed at the image processing system of paper;
The paper utilizing described image processing system to be formed with image is carried out to the paper processing device according to claim 1 of predetermined processing.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JPJP2012-095704 | 2012-04-19 | ||
| JP2012095704A JP5648652B2 (en) | 2012-04-19 | 2012-04-19 | Paper processing apparatus and image forming system |
| JP2012-095704 | 2012-04-19 |
Publications (2)
| Publication Number | Publication Date |
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| CN103373636A CN103373636A (en) | 2013-10-30 |
| CN103373636B true CN103373636B (en) | 2016-03-23 |
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| CN201310136857.1A Active CN103373636B (en) | 2012-04-19 | 2013-04-19 | Paper processing device and image formation system |
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| CN (1) | CN103373636B (en) |
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| CN103964252B (en) * | 2014-05-07 | 2016-02-24 | 于浩 | A kind of printing sheets conveying slide |
Citations (5)
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|---|---|---|---|---|
| JP2002316768A (en) * | 2001-04-20 | 2002-10-31 | Canon Inc | Sheet post-processing device |
| JP2007137665A (en) * | 2005-11-22 | 2007-06-07 | Ricoh Co Ltd | Paper sheet post-handling device and image forming system |
| US7331573B2 (en) * | 2001-09-07 | 2008-02-19 | Canon Kabushiki Kaisha | Sheet treating apparatus and image forming apparatus |
| JP2011140368A (en) * | 2010-01-06 | 2011-07-21 | Konica Minolta Business Technologies Inc | Paper sheet discharging device, post-processing device, image forming device, and image forming system |
| JP2011241025A (en) * | 2010-05-17 | 2011-12-01 | Canon Inc | Sheet processing apparatus and image forming apparatus |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63101259A (en) * | 1986-10-20 | 1988-05-06 | 株式会社リコー | Sheet conveyor |
| JP2003081513A (en) * | 2001-09-07 | 2003-03-19 | Canon Inc | Sheet processor and image forming device |
-
2012
- 2012-04-19 JP JP2012095704A patent/JP5648652B2/en active Active
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002316768A (en) * | 2001-04-20 | 2002-10-31 | Canon Inc | Sheet post-processing device |
| US7331573B2 (en) * | 2001-09-07 | 2008-02-19 | Canon Kabushiki Kaisha | Sheet treating apparatus and image forming apparatus |
| JP2007137665A (en) * | 2005-11-22 | 2007-06-07 | Ricoh Co Ltd | Paper sheet post-handling device and image forming system |
| JP2011140368A (en) * | 2010-01-06 | 2011-07-21 | Konica Minolta Business Technologies Inc | Paper sheet discharging device, post-processing device, image forming device, and image forming system |
| JP2011241025A (en) * | 2010-05-17 | 2011-12-01 | Canon Inc | Sheet processing apparatus and image forming apparatus |
Also Published As
| Publication number | Publication date |
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| CN103373636A (en) | 2013-10-30 |
| JP2013220939A (en) | 2013-10-28 |
| JP5648652B2 (en) | 2015-01-07 |
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