CN203845500U - Paper conveying device - Google Patents
Paper conveying device Download PDFInfo
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- CN203845500U CN203845500U CN201420188995.4U CN201420188995U CN203845500U CN 203845500 U CN203845500 U CN 203845500U CN 201420188995 U CN201420188995 U CN 201420188995U CN 203845500 U CN203845500 U CN 203845500U
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- 238000007639 printing Methods 0.000 claims abstract description 116
- 238000007664 blowing Methods 0.000 claims abstract description 25
- 238000003860 storage Methods 0.000 claims abstract description 25
- 230000015572 biosynthetic process Effects 0.000 claims description 13
- 230000033228 biological regulation Effects 0.000 claims description 8
- 238000010521 absorption reaction Methods 0.000 claims description 5
- 238000001179 sorption measurement Methods 0.000 abstract description 12
- 238000003825 pressing Methods 0.000 abstract description 5
- 239000000123 paper Substances 0.000 description 207
- 239000004594 Masterbatch (MB) Substances 0.000 description 31
- 230000015654 memory Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 3
- 239000000976 ink Substances 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 230000005055 memory storage Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000002788 crimping Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005401 electroluminescence Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000011087 paperboard Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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- Separation, Sorting, Adjustment, Or Bending Of Sheets To Be Conveyed (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Abstract
Disclosed is a paper conveying device which is capable of avoiding disorder of paper poses due to blowing air generated in advance during paper stripping. Air volume value calculation condition information acquired according to content of printing operation and required in calculating air volume values suitable for the presswork is compared with data used for calculating the air volume values and stored in a storage portion (4) to acquire air volume set values corresponding to all the information; then, the acquired air volume value calculation information is multiplied with the corresponding air volume set values to acquire the air volume values suitable for the printing operation, and air volume control information used for a drive control air supply unit (2a) of the air volume values is outputted to a paper stripping unit (2); finally, air volumes corresponding to the air volume control information from a control portion (5) are generated from the paper stripping unit (2), and a paper pressing unit (2c) blows air in the specified air volumes is blown in positions where printed paper faces an adsorption zone of a paper conveying unit (3) where the printed paper is to be adsorbed.
Description
Technical field
The utility model for example relates to a kind of paper transport device, this paper transport device is loaded into the image processing system of hole plate print device etc., particularly can under the state of the posture of the printing sheets that keeps rightly peeling off from image formation units such as printing cylinders, carry, the printing sheets that this hole plate print device makes to be transferred is crimped on to reel makes a plate the thermal-sensitive porous body paper that forms and the printing cylinder that obtains based on printed data, carries out porous printing.
Background technology
As using the printed data of expectation at the image processing system that forms image on the paper of storage medium, known following a kind of hole plate print device: printing images is made a plate in thermal-sensitive porous body paper (hereinafter referred to as " masterbatch ") and is wound in printing cylinder, under the masterbatch that makes to have made a plate and state as paper (thin plate etc.) crimping of storage medium, will make blackly to ooze out from cylinder inside, and by the image printing of making a plate in masterbatch to paper.
In hole plate print device, printing sheets is peeled off from the masterbatch being wound on printing cylinder, therefore at printing cylinder and inserted disengaging pawl between printing sheets, and be blown into the air of specified amount by the separate fan from peel off unit as paper to having inserted the gap of disengaging pawl, come forcibly printing sheets to peel off from printing cylinder.
In addition, following a kind of hole plate print device is disclosed in following patent documentation 1: while the many printed datas of the image of main scanning direction being printed onto to soft thin paper in the slow presswork of print out rate, by being set as can not producing in order to peel off the wind speed of the blowing unit that printing sheets has been jetted from the masterbatch of plate-making the intensity of the degree of the ADF of coiling, prevent from giving prominence to uniform image color bleeding, back side image.
Patent documentation 1: Japanese kokai publication hei 9-240128 communique
Utility model content
The problem that utility model will solve
As mentioned above, in the hole plate print device in the past that comprises patent documentation 1, peel off winding-up air in unit in order to peel off printing sheets from printing cylinder from paper.Thereby, as shown in Figure 8, peel off air that unit blows out clashing into while turning back printing cylinder from paper, flow to ejection port direction by the surface of printing sheets.And, because the face side air-flow at printing sheets accelerates to make pressure drop, in the face side and rear side generation difference of pressure of printing sheets, thereby make printing sheets be pulled into the top that pressure is low, there is thus problem as follows.
In addition, the thick arrow in figure shows the air-flow of peeling off the air that unit blows out from paper, and thin arrow shows as the motion track of paper that is printed thing.
(problem points 1)
In ADF portion, in order to make the ADF stable posture of printing sheets, utilize adsorption band to carry, for all antiquarians that adapt to print, adsorption band is configured near the sensor station of printing sheets.Therefore, because the produced pressure official post fore-end of printing sheets (two end portions not particularly being attracted) is kicked up and can not attract rightly, then with the discharged collision of printing sheets may cause carry bad.
(problem points 2)
In the conveying posture of the printing sheets of kicking up due to produced difference of pressure, produce deviation, ADF conformability is likely deteriorated.
(problem points 3)
The inwall of the collision of the printing sheets conveyor zones periphery of kicking up due to produced difference of pressure, may occur that paper is folding, fold etc. thus, or with the friction of conveyor zones end face and make paper adhere to spot.
In addition, also consider to arrange the wall of barrier air in order to suppress the generation of difference of pressure, if but wall is set on ADF path, in the behavior of the paper that peel off timing because the kind (size, basic weight) of paper, print content are different at paper, strip down, there is deviation, therefore have following problem: during due to ADF, make to occur the risk raising of paperboard with wall collision.
Therefore, the utility model completes in view of the above problems, and its object is to provide a kind of can making to make the printing sheets of peeling off from image formation unit carry out the paper transport device of ADF with appropriate posture by winding-up air.
For the scheme of dealing with problems
To achieve these goals, paper transport device paper sheet delivery unit described in first aspect of the present utility model, it is carried the printing sheets after being printed by image formation unit, and wherein, this image formation unit forms and the corresponding image of printed data on paper, and paper is peeled off unit, it is arranged on the top of above-mentioned paper sheet delivery unit, for by above-mentioned printing sheets from above-mentioned image formation unit peel off and from winding-up nozzle to above-mentioned image formation unit the air with the above-mentioned regulation air quantity that produced by blowing unit of having jetted between printing sheets, this paper transport device is characterised in that, above-mentioned paper is peeled off unit and is possessed paper and press unit, this paper is pressed unit and is arranged in the mode branching out from above-mentioned winding-up nozzle, make the jet part of above-mentioned air of the top of the above-mentioned printing sheets that will carry from above-mentioned paper sheet delivery unit
Paper transport device described in second aspect of the present utility model is characterised in that, in the paper transport device described in the first aspect of utility model, above-mentioned paper sheet delivery unit has the binding domain of carrying above-mentioned printing sheets for adsorbing, and above-mentioned paper is pressed unit towards being about to start position before the above-mentioned printing sheets of the above-mentioned binding domain absorption above-mentioned air branching out of jetting.
Paper transport device described in the third aspect of the present utility model is characterised in that, in the paper transport device described in first or second aspect of utility model, possess: storage part, it is stored and sets up mutually associated airflow value calculating data by airflow value design conditions information with air quantity setting value, this airflow value design conditions packets of information is containing the paper size information of above-mentioned paper, the paper weight information of above-mentioned paper, the print out rate information of the above-mentioned paper when lettering rate information of printing images and printing, this air quantity setting value is corresponding with each information that above-mentioned airflow value design conditions information comprises, and control part, its by the above-mentioned airflow value design conditions information obtaining according to the job content of presswork with contrasted by data by the above-mentioned airflow value calculating of above-mentioned storage portion stores, use the above-mentioned air quantity setting value corresponding with above-mentioned airflow value design conditions information to control the driving of above-mentioned blowing unit.
The effect of utility model
According to the paper transport device described in first aspect of the present utility model, utilize paper to press the unit air of jetting above the printing sheets of peeling off from image formation unit, therefore can prevent in advance the disorder of the caused paper posture of difference of pressure being produced by the air of winding-up in the time that paper is peeled off.In addition, the air branch that makes paper peel off use is used, and does not therefore need, because peeling off for paper and pressing and form other unit for paper, can carry out paper lift-off processing and paper with simple structure simultaneously and press processing.
In addition, according to the paper transport device described in second aspect of the present utility model, press unit to being about to start the position winding-up air before the binding domain of paper sheet delivery unit adsorbs printing sheets from paper, the posture that therefore can not make the printing sheets after peeling off is disorderly and adsorb reliably conveying.
In addition, according to the paper transport device described in the third aspect of the present utility model, the airflow value design conditions information obtaining according to the job content of presswork is contrasted with the airflow value calculating data that are stored in storage part, drive control blowing unit by the air quantity setting value corresponding with this conditional information, therefore can control accurately the air quantity of pressing the air that unit blows out from paper according to the content of presswork.
Brief description of the drawings
Fig. 1 is the Sketch figure that represents the main portion of the hole plate print device of the example as image processing system that is mounted with the related paper transport device of the utility model.
Fig. 2 is the Sketch figure that represents the apparatus structure of this device.
Fig. 3 is the functional block diagram that represents the system architecture of this device.
Fig. 4 sees the paper of this device is peeled off unit and the summary block diagram that obtains from planar side.
Fig. 5 sees the paper of this device is peeled off unit and the summary block diagram that obtains from rear side.
Fig. 6 is the perspective cross-sectional slice that the paper of this device is peeled off unit.
Fig. 7 is the table that represents an example of airflow value calculating data.
Fig. 8 illustrates the instruction diagram of peeling off the motion track of the air-flow of jetting unit and the printing sheets being formed by this air-flow from paper in the past.
Detailed description of the invention
Below, explain for implementing mode of the present utility model with reference to accompanying drawing.In addition, be not to utilize this embodiment to limit this utility model, based on which and alternate manner, embodiment and the application technology etc. of being found out by those skilled in the art etc. are also all contained in category of the present utility model.
[about image processing system]
< apparatus structure >
First, with reference to Fig. 1, the structure of the hole plate print device as image processing system that is mounted with this routine paper transport device is described.
As illustrated, hole plate print device 100 possesses: plate-making portion 110, its by from the printing images heat-sensitive plate-making of the external terminal devices such as PC input to the masterbatch being provided by masterbatch volume portion 111, this masterbatch volume portion 111 is carried out web-like and reels and obtained by thermal-sensitive porous body paper (hereinafter referred to as " masterbatch "); Sheet feed section 120, it is placed with the state that is mounted with paper; Image forming part 130, the paper of supplying with from sheet feed section 120 press on to reel the outside state of the masterbatch of having made a plate is rotated the printing cylinder 131 of the drum of driving by it, forms image thus by the perforated portion of masterbatch on paper; ADF portion 140, it discharges printing sheets; And setting input part 150, various setting contents when its input presswork, printing etc.
In addition, hole plate print device 100 also possesses: storage part 160, and its storage is controlled relevant various control informations and presswork with the driving of the each portion that forms this device; And control part 170, it drives control to the each portion that forms this device.
Plate-making portion 110 is by forming with lower component: masterbatch volume portion 111; Plate-making unit 112, it has the thermal head that multiple exothermic bodys are formed a line; Masterbatch conveying roller 13, it sends the masterbatch of sending from masterbatch volume portion 111; CD-ROM drive motor 114, its rotation to masterbatch conveying roller 13 drives; Masterbatch cutting knife 115, its length with regulation is cut the masterbatch of being sent by masterbatch conveying roller 113; And the masterbatch conveying roller of having made a plate is to 116, its masterbatch that plate-making is completed is transported to image forming part 130.Plate-making portion 110 drives plate-making unit 112 by the control of control part 170, thereby by with the corresponding original image heat-sensitive plate-making of content of presswork to the masterbatch of being sent by masterbatch volume portion 111, the masterbatch that the plate-making that utilizes masterbatch cutting knife 115 to cut with specified length and to obtain is completed is transported to image forming part 130.
Sheet feed section 120 is by forming with lower component: feedboard for paper 121, and it moves up and down and is supported in freely apparatus body, carrys out multiple paper as printed medium of stacked mounting; On this Width, swing a pair of side guard plate 122 freely, its paper that mode at the two ends to be connected to the direction (paper width direction) of intersecting with sheet transport direction is loaded guides; Paper supply roll unit 123, it is crimped on the uppermost paper of feedboard for paper 121 and picks up one or multiple; Separation unit 124, it applies transporting resistance below the paper being transported by paper supply roll unit 123; And aligning roller is to 125, its downstream that is configured in paper supply roll unit 123 is correspondingly supplied with paper with paper supply timing.Sheet feed section 120 is by the control of control part 170, utilize paper supply roll unit 123 and separation unit 124 only to carry the uppermost paper on feedboard for paper 121, utilization is arrived image forming part 130 to 125 by 1 paper sheet delivery transporting with the aligning roller of printing Timing Synchronization ground rotation.
Image forming part 130 is by forming with lower component: can be from the printing cylinder 131 of device case dismounting, it supplies with the China ink of fixed amount from circinate black reservoir 131d to inner peripheral surface, this China ink reservoir 131d utilizes the China ink of the print cartridge (omitting diagram) of the black feed mechanism 131a supply from being made up of pump machanism to form the tiny gap of scraping between roller 131b and compression roller 131c; Timing roller 132, the paper of supplying with from sheet feed section 120 is sent in its timing with regulation a sheet by a sheetly; Pressure roller 133, it shifts the paper of being sent to transport path by timing roller 132 onto the outer peripheral face of printing cylinder 131; Disengaging pawl 134, it is peeled off the paper after printing from printing cylinder 131; And holding part 135, its outer peripheral face at printing cylinder 131 is to being clamped by the leading section of the masterbatch after plate-making.Image forming part 130 is by the control of control part 170, and the masterbatch after clamping finishes, plate-making being completed is wound up into the outer peripheral face of printing cylinder 131, according to presswork, the paper of conveying and printing cylinder 131 crimping is carried out to porous printing.
ADF portion 140 has: paper sheet delivery unit 141, and its utilization is configured in adsorption band 141a the guide surface that receives the paper peeled off from printing cylinder 131 and adsorbs and keep printing sheets and carry to ADF direction; ADF platform 142, it loads printing sheets; On this Width, swing a pair of side guard plate 143 freely, it limits two acies on the paper width direction intersecting with the throughput direction of paper that is loaded into ADF platform 142; In ADF direction, swing the endshield 144 arranging freely, its restriction is with respect to the position of the ADF direction of the paper of discharging; And paper peels off unit 145, it assists disengaging pawl 134 to carry out paper lift-off processing to printing sheets to printing cylinder 131 air of jetting.ADF portion 140 drives paper sheet delivery unit 141 by the control of control part 170, thereby paper is discharged successively and is stacked on ADF platform 142.
Set input part 150 and for example formed by various input blocks such as numerical key, cross key, action buttons, in the time that user sets the setting content etc. in when printing input as required, use.In addition, as setting input part 150, for example, as long as having loaded the structure of the display equipments such as Liquid Crystal Display (Liquid Crystal Display:LCD), EL telltale (electroluminescence display:ELD), just can be formed by the UI (User Interface: user interface) that comprises touch panel of the soft key in display frame etc.Set the content of operation corresponding operation information of input part 150 when carrying out the setting etc. of presswork with user and output to control part 170.
And, this routine paper transport device 1 is set to a part for ADF portion 140, form the winding-up air of printing sheets of image and make it to peel off being pressed against printing cylinder 131, and with can not be because the air of being jetted makes printing sheets has been kicked up the mode air of jetting, thereby keep stable posture while carry.
[about paper transport device]
< apparatus structure >
Then, with reference to Fig. 2～Fig. 8, this routine paper transport device 1 is described.As shown in Figure 2 or Figure 3, paper transport device 1 is configured to and possesses paper and peel off unit 2, paper sheet delivery unit 3, storage part 4 and control part 5.
In addition, the paper in this device is peeled off unit 2 and paper sheet delivery unit 3 and is peeled off unit 145 and paper sheet delivery unit 141 and performance function as the paper in above-mentioned hole plate print device 100, describes after therefore as the structure of this device.
In addition, for convenience of description, in order to describing by the structure that possesses storage part 4 and control part 5 and be used as the structure important document of paper transport device 1, do not need to install storage part 4 and control part 5 but this device is independent, example as shown in Figure 1, is mounted with storage part 160 and the control part 170 that the image processing system of this device possesses this function also can be provided.And, also can be made as following structure: make the external terminal devices of PC etc. possess the function of storage part 4, control part 5, and between this external terminal devices, the each portion that forms paper transport device 1 is driven to control.
As shown in Fig. 4～Fig. 6, paper is peeled off unit 2 and is possessed blowing unit 2a, winding-up nozzle 2b and paper are pressed unit 2c.When utilizing disengaging pawl 134 when printing sheets is peeled off from printing cylinder 131, paper is peeled off unit 2 to printing cylinder 131 and the air of the regulation air quantity of having jetted between printing sheets carrys out auxiliary paper lift-off processing.In addition, as shown in Figure 4, Figure 5, it is following structures that this routine paper is peeled off unit 2: carry out jetting accordingly with antiquarian, blowing unit 2a, winding-up nozzle 2b and paper are pressed to unit 2c as 1 unit, with the ADF direction of printing sheets is intersected direction on be arranged side by side multiple (being 4 in legend) this unit.
Blowing unit 2a is for example made up of supply ventilating fans such as fans, produces and specifies accordingly the air of air quantity and blow from air outlet 2d from the air quantity control information of control part 5.
As shown in Figure 6, winding-up nozzle 2b possesses: air introducing port 2e, and itself and air outlet 2d are arranged to receive the air being produced by blowing unit 2a communicatively; And Air blowing mouth 2f, it blows out imported air towards printing cylinder 131.In addition, winding-up nozzle 2b has following shape: from air introducing port 2e to the tapered shape of Air blowing mouth 2f, winding-up nozzle 2b also possesses the air supply path 2g that the air being produced by blowing unit 2a is guided to Air blowing mouth 2f.Winding-up nozzle 2b, from the air outlet 2d admission of air of blowing unit 2a, with the air of having jetted between printing sheets, assists disengaging pawl 134 to carry out paper lift-off processing to printing cylinder 31 thus.
Therefore as Fig. 5 or arrange in the mode branching out from the nozzle 2b that jets as shown in Figure 6 paper is pressed unit 2c a part for the air from blowing unit 2a is pressed to the air of use as paper.Paper in this example is pressed unit 2c and is made up of the locally embedding crack of the bottom surface at winding-up nozzle 2b the air guiding wall 2h forming bendingly with predetermined angular as illustrated.Paper is pressed unit 2c and is made by a part of branch of the air of air supply path 2g, towards being about to start to utilize the position of aftermentioned adsorption band 3a before attracting printing sheets (, being about to start the position before printing sheets is adsorbed in the attraction region of paper sheet delivery unit 3) winding-up air.In addition, in this example, consider that allocation position, the position of binding domain etc. of paper sheet delivery unit 3 forms air guiding wall 2h, therefore wind direction is fixed.
Like this, paper is pressed unit 2c and is arranged in the mode of the winding-up nozzle 2b punishment expenditure of the part for utilizing the air by air supply path 2g, towards being about to start position before the binding domain of paper sheet delivery unit 3 the adsorbs printing sheets air branching out of jetting.Thereby, the paper being completed for printing is stripped to utilize paper sheet delivery unit 3 adsorb keep during, utilize the air from top of jetting towards paper sheet delivery unit 3 to the upper surface winding-up air of printing sheets, therefore bring into play following effect: prevent in advance the disorder of the caused paper posture of difference of pressure being produced by the air using in paper lift-off processing.
Paper sheet delivery unit 3 is same structure with the paper sheet delivery unit 41 of above-mentioned ADF portion 40.If described in detail, paper sheet delivery unit 3 is by forming with lower component: be formed with on surface the endless of multiple adsorption holes adsorption band 3a (identical with the structure of above-mentioned adsorption band 141a), be adsorbed with 3a and be wound around and the absorbing unit 3c of the belt pulley 3b that is rotated to ADF direction and the inner peripheral surface side that is arranged on adsorption band 3a.Paper sheet delivery unit 3 from the adsorption air of adsorption band 3a, adsorbs conveying by the printing sheets of peeling off from printing cylinder 131 to ADF direction by the absorption driving of absorbing unit 3c thus.
In addition, as shown in Figure 2, in this routine paper sheet delivery unit 3, be provided with and utilize absorbing unit 3c to adsorb the binding domain of action, the air being produced by blowing unit 2a of jetting towards the absorption starting position (A position in figure) of this binding domain.
Storage part 4 is for example made up of the various memory storages such as various semiconductor memories, HDD that comprise the volatile memory such as the nonvolatile memory such as EEPROM, flash memory, DRAM, SDRAM, except storing the presswork of suitably being set by user, also store the driving control information of the each portion that forms paper transport device 1.In addition, storage part 4 stores for obtaining and presses unit 2c by paper and jet to the airflow value calculating data of the airflow value of the air of printing sheets.
As shown in Figure 7, this airflow value calculate with data are following a kind of data: for according to obtaining and i.e. " paper size information " and " paper weight information " and to form relevant information with the corresponding image of presswork be that " the lettering rate information of printing images " and " print out rate information " etc. is suitable for the required conditional information (hereinafter referred to as " airflow value design conditions information ") of the airflow value of presswork of the corresponding information of type of paper as being printed thing, calculate and press unit 2c from paper and jet to the data of the airflow value of the air of printing sheets.
In addition, about the airflow value calculating data shown in Fig. 7, the setting value for setting the air quantity corresponding with each information of above-mentioned airflow value design conditions information (hereinafter referred to as " air quantity setting value ") is set.Calculating with in data in graphic airflow value, is that " A3 size ", paper weight information are " 81.4g/m by paper size information
2", the air quantity setting value during for " middling speed " is made as " 1.00 " for " be more than or equal to 10% and be less than 20% ", print out rate information for the lettering rate information of printing images in top of form region; this air quantity setting value is made as to a reference value, sets the air quantity setting value corresponding with each information.
Paper size information is the size as the paper of printing object, for example, be " A3 size ", " A2 size " etc. by JIS (Japanese Industrial Standards: JES Japan Engineering Standards) regulation.In addition, in the case of using the paper of unsetting size, as long as preset and the corresponding appropriate airflow value of this paper cun method.
In Fig. 7, as paper size information, set respectively the air quantity setting value corresponding with " A4 size ", " B4 size ", " A3 size ", " B3 size ", " A2 size ".
Paper weight information is as the weight of the paper of printing object (basic weight: g/m
2), be roughly divided into thin paper and (be less than 63g/m
2), common paper (is more than or equal to 63g/m
2and be less than 82g/m
2), these three kinds of ground paper (being more than or equal to 82g/m).
In Fig. 7, set respectively " the basic weight: 52.3g/m that is divided into thin paper
2" air quantity setting value, be divided into " the basic weight: 64g/m of common paper
2" and " basic weight: 81.4g/m
2" air quantity set value, be divided into " the basic weight: 104.7g/m of ground paper
2", " basic weight: 127.9g/m
2", " basic weight: 157g/m
2" and " basic weight: 209.4g/m
2" air quantity setting value.
The lettering rate information of printing images is the lettering rate that is printed to the printing images on paper.In the manner, enumerate especially following example: the lettering rate that is printed to the printing images in the region (hereinafter referred to as " top of form region ") of the throughput direction front end edge from the printing surface of paper causing while being peeled off by paper during throughput direction back end edge is carried predetermined distance.In addition, top of form region is for example the region (being per centum left and right of printing surface entirety as ratio) of carrying a few cm to tens cm from throughput direction front end towards throughput direction back end edge.
In Fig. 7, the air quantity setting value when lettering rate in the region of 100mm is carried in top of form region from throughput direction front end edge is " being less than 10% ", " be more than or equal to 10% and be less than 20% ", " being more than or equal to 20% " is set respectively.
The print out rate of the paper of conveying when print out rate information is printing (, the delivery speed of paper when image forms).
In Fig. 7, as print out rate information, set respectively and " low speed ", " middling speed ", the corresponding air quantity setting value of " at a high speed " these three kinds of speed.
In addition, airflow value shown in Fig. 7 calculate with data are examples, can correspondingly suitably set with device pattern, print throughput, the kind of the paper that uses of the image processing system that is mounted with paper transport device 1.In addition, about airflow value calculating data, only will format with each information-related representational information table, but be not limited thereto, can carry out more high-precision air quantity control by each environment for use information is carried out to refinement.
Control part 5 is for example made up of treaters such as CPU (Central Processing Unit: central processing unit), ROM (Read Only Memory: read-only memory (ROM)), RAM (Random Access Memory: random access memory), and the each portion that forms paper transport device 1 is driven to control.In addition, control part 5 possesses Wind Coverage Calculation processing unit 5a, this Wind Coverage Calculation processing unit 5a uses the airflow value design conditions information that the presswork of setting according to when printing obtains and the airflow value being stored in storage part 4 to calculate the airflow value of calculating the air that is suitable for presswork by data, will output to paper and peels off unit 2 with blow the accordingly air quantity control information controlled of the airflow value calculating for carrying out.
Wind Coverage Calculation processing unit 5a contrasts the airflow value design conditions information obtaining according to the presswork of setting with the airflow value calculating data that are stored in storage part 4.Thus, select respectively the air quantity setting value corresponding with airflow value design conditions information (the lettering rate information of the printing images in paper size information, paper weight information, top of form region, print out rate information).Then, Wind Coverage Calculation processing unit 5a, by the air quantity setting value corresponding with airflow value design conditions information multiplied each other, calculates and the corresponding airflow value of presswork., paper size information is being made as to " A3 size ", paper weight information is being made as to " 81.4g/m
2", the lettering rate information of the printing images in top of form region is made as to " be more than or equal to 10% and be less than 20% ", print out rate information is made as in the situation of presswork of " middling speed "; air quantity setting value is all " 1.00 ", the airflow value using " 1.00 " of the value obtaining as air quantity setting value is multiplied each other as this presswork.And Wind Coverage Calculation processing unit 5a outputs to paper by the air quantity control information of the air of the air quantity for generation of corresponding with the airflow value calculating and peels off unit 2.
< processes action >
Then, a series of processing actions of above-mentioned paper transport device 1 are described.At this, be to paper size information being made as to " A3 size ", paper weight information being made as to " 81.4g/m
2", the lettering rate information of the printing images in top of form region is made as to " be more than or equal to 10% and be less than 20% ", presswork that print out rate information is made as to " middling speed " processing example while setting.In addition, air quantity setting value and airflow value are as shown in Figure 7, Figure 8.
In the time that user sets presswork, start printing treatment according to this job content.In addition, control part 5 obtains for obtaining the airflow value design conditions information of the airflow value that is suitable for presswork according to the job content setting.Then, the airflow value design conditions information of acquisition is contrasted with the airflow value calculating data that are stored in storage part 4, obtain and the corresponding air quantity setting value of each information.
The result of contrast is that the air quantity setting value of each information is respectively " 1.00 ", therefore each air quantity setting value is multiplied each other, using the value calculating, " 1.00 " as the airflow value that is suitable for above-mentioned presswork.Control part 5 will be peeled off unit 2 for utilizing calculated airflow value to drive the air quantity control information of controlling to output to paper to blowing unit 2a.
And, peel off in unit 2 at paper, produce with from the corresponding air quantity of air quantity control information of control part 5, press unit 2c to the air of printing sheets winding-up regulation air quantity via paper.
As described above, above-mentioned paper transport device 1 contrasts airflow value design conditions information with the airflow value calculating data that are stored in storage part 4, obtain and the corresponding air quantity setting value of each information, wherein, to be that the calculating that obtains according to the content of presswork is suitable for the airflow value of presswork required for this airflow value design conditions information.Then, make to multiply each other to obtain with the accessed corresponding air quantity setting value of airflow value design conditions information the airflow value that is suitable for presswork, will peel off unit 2 for utilizing this airflow value to drive the air quantity control information of controlling to output to paper to blowing unit 2a.And, peel off in unit 2 at paper, produce with from the corresponding air quantity of air quantity control information of control part 5, press unit 2c via paper and start adsorbing the air of the position winding-up regulation air quantity of printing sheets at the binding domain of paper sheet delivery unit 3 towards being about on printing sheets.
The disorder of the caused paper posture of kicking up etc. of difference of pressure that thus, can prevent from advance being peeled off by paper time, the air of winding-up produces.
In addition, about the air of paper being pressed to unit 2c winding-up, because the air branch that makes paper peel off use is used, so do not need to utilize paper to peel off with pressing for forming other unit with paper, can carry out paper lift-off processing and paper with simple structure simultaneously and press processing.
And, the airflow value design conditions information obtaining according to the job content of presswork is contrasted with the airflow value calculating data that are stored in storage part 4, blowing unit 2a is driven and controls to become that the air quantity setting value corresponding with airflow value design conditions information multiplies each other and therefore the airflow value that obtains can control the air quantity of pressing the air of unit 2c winding-up from paper accurately according to the content of presswork.
[about other embodiment]
In addition, the utility model is not limited to above-mentioned embodiment, for example, can also suitably change and implement according to environment for use shown below etc.In addition, can do not depart from aim of the present utility model and those skilled in the art make following modification combination in any in thinkable scope and implement.
In aforesaid way, be illustrated this routine paper transport device 1 is loaded into as the hole plate print device 100 of image processing system as example, but be not limited thereto, image processing system as long as following: make paper contact with image formation unit in the time that image forms, peel off printing sheets discharge from image formation unit afterwards.Thus, for example, also can adopt the chopping machine etc. of electrofax mode to be used as image processing system, the chopping machine of this electrofax mode is the photosensitive drum body to charged to be irradiated to the face material adhering to from the light of LASER Light Source, LED light source duplicate paper.
In addition, utilize from the structure of the external terminal devices input presswork of PC etc. and be illustrated, but be not limited thereto, setting content that also can be when setting input part 150 and set input printing.In addition, possess if be made as the apparatus structure that reads the manuscript reading section of the original copy of scanner etc. with optical mode, also can read original copy and as printed data from this manuscript reading section.And the Fill that can carry that also can make presswork store USB storage, SD card etc. into helps memory storage, use the presswork that helps memory storage to be taken into from this Fill.
In addition, press unit 2c as paper, utilize the example being formed by the locally embedding crack of the bottom surface at air supply path 2g the air guiding wall 2h that forms bendingly with predetermined angular to be illustrated, but be not limited thereto.Also can be following structure: in order to carry printing sheets under the state utilizing 12 absorption of paper sheet delivery unit to keep, paper is pressed unit 2c peels off the air of a use part to major general's paper and is carried out branch, thereby can be by this air blown branching out to the position that is about to start before the binding domain of paper sheet delivery unit 3 adsorbs printing sheets.
Press the structure example of unit 2c as paper, also can replace air guiding wall 2h and utilize the wind guide component of the Nogata body, cylindrical shell (flexible pipe of pipe, corrugated tube shape etc.) that comprise hollow to form, by the air blown being produced by blowing unit 2a to being about to the position of beginning before the binding domain of paper sheet delivery unit 3 adsorbs printing sheets.
In addition, press unit 2c about paper, if be made as air guiding wall 2h and be set to the structure in the skylight that can rotate in specialized range, while being mounted with this device in image processing system, the setting position that can peel off unit 2 and paper sheet delivery unit 3 according to paper is adjusted arbitrarily the winding-up angle of air, therefore not can by the size of the image processing system that is loaded, shape left and right, commonality uprises.
And, in aforesaid way, for corresponding with used paper width, peel off the structure of unit 2 as paper, be illustrated as follows: blowing unit 2a, winding-up nozzle 2b, paper are pressed to unit 2c as a unit, with the ADF direction of printing sheets is intersected direction on be arranged side by side multiple these unit, but be not limited thereto.For example, as long as correspondingly form winding-up nozzle 2b with the maximum paper width that uses and paper is pressed unit 2c, can also be configured to paper is peeled off to unit 2 not as multiple unit and as the structure of a unit.
Description of reference numerals
1: paper transport device; 2,145: paper is peeled off unit (2a: blowing unit, 2b: winding-up nozzle, 2c: paper is pressed unit, 2d: air outlet, 2e: air introducing port, 2f: Air blowing mouth, 2g: air supply path, 2h: air guiding wall); 3,141: paper sheet delivery unit (3a, 141a: adsorption band, 3b: belt pulley, 3c: attract unit); 4,160: storage part; 5,170: control part; 100: hole plate print device (image processing system); 110: plate-making portion; 111: masterbatch volume portion; 112: plate-making unit; 113: masterbatch conveying roller; 114: CD-ROM drive motor; 115: masterbatch cutting knife; 116: the masterbatch conveying roller pair of having made a plate; 120: sheet feed section; 121: feedboard for paper; 122: side guard plate; 123: paper supply roll unit; 124: separation unit; 125: aligning roller pair; 130: Printing Department; 131: printing cylinder (131a: black feed mechanism, 131b: scrape roller, 131c: compression roller, 131d: black reservoir); 132: timing roller; 133: pressure roller; 134: disengaging pawl; 135: holding part; 140: ADF portion; 141: paper delivering mechanism; 142: ADF platform; 143: side guard plate; 144: endshield; 150: set input part.
Claims (4)
1. a paper transport device, possesses:
Paper sheet delivery unit, it is carried the printing sheets after being printed by image formation unit, and wherein, this image formation unit forms and the corresponding image of printed data on paper; And
Paper is peeled off unit, it is arranged on the top of above-mentioned paper sheet delivery unit, for by above-mentioned printing sheets from above-mentioned image formation unit peel off and from winding-up nozzle to above-mentioned image formation unit the air with the above-mentioned regulation air quantity that produced by blowing unit of having jetted between printing sheets
This paper transport device is characterised in that,
Above-mentioned paper is peeled off unit and is possessed paper and press unit, and this paper is pressed unit and arranged in the mode branching out from above-mentioned winding-up nozzle, makes the jet part of above-mentioned air of the top of the above-mentioned printing sheets that will carry from above-mentioned paper sheet delivery unit.
2. paper transport device according to claim 1, is characterized in that,
Above-mentioned paper sheet delivery unit has the binding domain of carrying above-mentioned printing sheets for adsorbing,
Above-mentioned paper is pressed unit towards being about to start the above-mentioned air branching out of jetting in the position of the above-mentioned printing sheets of above-mentioned binding domain absorption.
3. paper transport device according to claim 1 and 2, is characterized in that, also possesses:
Storage part, the airflow value calculating data of associated gained are set up airflow value design conditions information and air quantity setting value in its storage, the print out rate information of the above-mentioned paper of this airflow value design conditions packets of information during containing the lettering rate information of the paper weight information of the paper size information of above-mentioned paper, above-mentioned paper, printing images and printing, this air quantity setting value is corresponding with each information that above-mentioned airflow value design conditions information comprises.
4. paper transport device according to claim 3, is characterized in that, also possesses:
Control part, its by the above-mentioned airflow value design conditions information obtaining according to the job content of presswork with contrasted by data by the above-mentioned airflow value calculating of above-mentioned storage portion stores, use the above-mentioned air quantity setting value corresponding with above-mentioned airflow value design conditions information to control the driving of above-mentioned blowing unit.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013091537A JP2014213504A (en) | 2013-04-24 | 2013-04-24 | Sheet conveyance device |
| JP2013-091537 | 2013-04-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203845500U true CN203845500U (en) | 2014-09-24 |
Family
ID=51558543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420188995.4U Expired - Lifetime CN203845500U (en) | 2013-04-24 | 2014-04-17 | Paper conveying device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2014213504A (en) |
| CN (1) | CN203845500U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111038101A (en) * | 2018-10-15 | 2020-04-21 | 柯尼卡美能达株式会社 | Paper conveying device and ink-jet image forming device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4416787Y1 (en) * | 1965-12-30 | 1969-07-19 | ||
| JP3605213B2 (en) * | 1996-01-12 | 2004-12-22 | 東北リコー株式会社 | Printing equipment |
| JP3939841B2 (en) * | 1997-12-22 | 2007-07-04 | 東北リコー株式会社 | Paper peeling structure in printing equipment |
| JP2001162918A (en) * | 1999-12-06 | 2001-06-19 | Riso Kagaku Corp | Mimeographic printing machine |
| JP2003136823A (en) * | 2001-10-31 | 2003-05-14 | Riso Kagaku Corp | Stencil printer |
-
2013
- 2013-04-24 JP JP2013091537A patent/JP2014213504A/en active Pending
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2014
- 2014-04-17 CN CN201420188995.4U patent/CN203845500U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111038101A (en) * | 2018-10-15 | 2020-04-21 | 柯尼卡美能达株式会社 | Paper conveying device and ink-jet image forming device |
| CN111038101B (en) * | 2018-10-15 | 2021-09-21 | 柯尼卡美能达株式会社 | Paper conveying device and ink-jet image forming device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2014213504A (en) | 2014-11-17 |
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