CN103318683B - Sheet-conveying device, image read-out and image processing system - Google Patents
Sheet-conveying device, image read-out and image processing system Download PDFInfo
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- CN103318683B CN103318683B CN201210292511.6A CN201210292511A CN103318683B CN 103318683 B CN103318683 B CN 103318683B CN 201210292511 A CN201210292511 A CN 201210292511A CN 103318683 B CN103318683 B CN 103318683B
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- Prior art keywords
- foregoing
- paper
- conveying
- thin slice
- conveying roller
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H29/00—Delivering or advancing articles from machines; Advancing articles to or into piles
- B65H29/58—Article switches or diverters
- B65H29/60—Article switches or diverters diverting the stream into alternative paths
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H5/00—Feeding articles separated from piles; Feeding articles to machines
- B65H5/06—Feeding articles separated from piles; Feeding articles to machines by rollers or balls, e.g. between rollers
- B65H5/062—Feeding articles separated from piles; Feeding articles to machines by rollers or balls, e.g. between rollers between rollers or balls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2301/00—Handling processes for sheets or webs
- B65H2301/40—Type of handling process
- B65H2301/44—Moving, forwarding, guiding material
- B65H2301/443—Moving, forwarding, guiding material by acting on surface of handled material
- B65H2301/4431—Moving, forwarding, guiding material by acting on surface of handled material by means with operating surfaces contacting opposite faces of material
- B65H2301/44318—Moving, forwarding, guiding material by acting on surface of handled material by means with operating surfaces contacting opposite faces of material between rollers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Delivering By Means Of Belts And Rollers (AREA)
- Separation, Sorting, Adjustment, Or Bending Of Sheets To Be Conveyed (AREA)
- Conveyance By Endless Belt Conveyors (AREA)
Abstract
The present invention provides a kind of sheet-conveying device, it is driven by single driver element, in the case where conveying the thin slice in a manner of the two sides for reading thin slice, while realize the conveying for suppressing the crooked of thin slice and starting its 2nd follow-up thin slice before the 1st thin slice discharge above.If in usual transport path（130）The paper of upper conveying reaches exit roller（125）Position, then control unit the direction of rotation of driver element is turned into reverse direction.As a result, exit roller（125）Reverse, make paper in collaboration transport path（131）Upper conveying.If paper, which reaches, pulls out conveying roller（114）Position, then control unit make driving force to pull out conveying roller（114）Transmit, and the direction of rotation of driver element is turned into forward direction.If the rear end of paper is by pulling out conveying roller（114）Position, then control unit make driving force to pull out conveying roller（114）Transmission stop, and make driving force to feed rolls（113）Transmit.
Description
Technical field
The present invention relates to a kind of sheet-conveying device, image read-out and image processing system.
Background technology
In a kind of original document reading apparatus described in patent document 1, it is by making two currently used driving sources by one
Driving source is formed, and realizes miniaturization, and the reduction of cost of implementation.
Patent document 1：3 No. 546822 publications of Japanese Patent No.
The content of the invention
It is an object of the present invention in the sheet-conveying device by single driver element driving, to read the two of thin slice
In the case that the mode in face conveys the thin slice, while realize and suppress the crooked of thin slice and before the 1st thin slice discharge above
Start the conveying of its 2nd follow-up thin slice.
Sheet-conveying device described in technical scheme 1, it is characterised in that have：1st transport path of thin slice, it is from confession
To the supply position of thin slice, via the reading position for the image for reading the thin slice, until discharging the drain position of the thin slice；Thin slice
The 2nd transport path, it is from the 1st position on foregoing 1st transport path, until the 2nd position on foregoing 1st transport path,
2nd position is compared with the 1st position, positioned at the upstream side of aforementioned sheet conveying direction；Single driver element, it may be selected
Ground rotates to the 1st direction and the 2nd direction and produces driving force；1st conveying roller, its on foregoing 1st transport path, with it is foregoing
The position for the foregoing conveying direction upstream side that 2nd position is compared, is rotated using driving force caused by foregoing driver element, defeated
Send aforementioned sheet；2nd conveying roller, it is rotated using driving force caused by foregoing driver element in foregoing 2nd position, defeated
Send aforementioned sheet；3rd conveying roller, it is on foregoing 1st transport path, in the foregoing conveying direction compared with foregoing 1st position
The position in downstream, rotated using driving force caused by foregoing driver element, convey aforementioned sheet；Rotating mechanism, no matter
The direction of rotation of foregoing driver element is how, its all make foregoing 2nd conveying roller along by aforementioned sheet in foregoing 1st transport path
On from foregoing 2nd position be delivered to foregoing 1st position direction of rotation rotation；1st switch unit, its switch carry out driving force from
The state and the state without transmission of transmission of the foregoing driver element to foregoing 1st conveying roller；2nd switch unit, it switches
It is driven the state of transmission of the power from foregoing driver element to foregoing 2nd conveying roller and the state without transmission；And control
Unit processed, it is controlled to foregoing driver element, foregoing 1st switch unit and foregoing 2nd switch unit, and foregoing control is single
Member, foregoing driver element is rotated to foregoing 1st direction, start the conveying of the 1st thin slice from the supply of foregoing supply position, at this
Behind position of 1st thin slice on foregoing 1st transport path by foregoing 1st conveying roller, using foregoing 1st switch unit from progress
The state of transmission of the driving force to foregoing 1st conveying roller switches to the state without transmission, also, exists in foregoing 1st thin slice
Behind position on foregoing 1st transport path by foregoing 2nd conveying roller, using foregoing 2nd switch unit from be driven power to
The state of the transmission of foregoing 2nd conveying roller switches to the state without transmission, if foregoing 1st thin slice is in the foregoing 1st conveying
The position of foregoing 3rd conveying roller is transported on path, then foregoing driver element is rotated to foregoing 2nd direction and changes foregoing
The direction of rotation of 3rd conveying roller, foregoing 1st thin slice is set to be delivered to the position of foregoing 2nd conveying roller via foregoing 2nd transport path
Put, the state that transmission of the power to foregoing 2nd conveying roller is never driven using foregoing 2nd switch unit is switched to and transmitted
State, and foregoing driver element is rotated to foregoing 1st direction and change the direction of rotation of foregoing 3rd conveying roller, if
Foregoing 1st thin slice is by the position of foregoing 2nd conveying roller, then using foregoing 2nd switch unit from power is driven to the foregoing 2nd
The state of the transmission of conveying roller switches to the state without transmission, on the other hand, using foregoing 1st switch unit from without
The state of transmission of the driving force to foregoing 1st conveying roller switches to the state transmitted, after proceeding by foregoing 1st thin slice
The conveying for the 2nd thin slice to be conveyed, in foregoing 2nd thin slice via foregoing reading position until being transported to foregoing 3rd conveying roller
Position, the rotation in foregoing 1st direction is carried out by foregoing driver element during, it is thin using foregoing 3rd conveying roller conveying the foregoing 1st
Piece and make its discharge.
Sheet-conveying device described in technical scheme 2, it is characterised in that in the sheet-conveying device described in technical scheme 1
In, there is rollers separating, it separates foregoing 3rd conveying roller and the opposed roller relative with the 3rd conveying roller, and foregoing control is single
Member, during making foregoing driver element be rotated to foregoing 2nd direction, if the front end of aforementioned sheet reaches foregoing 2nd conveying roller
Position, then switched to enter using foregoing 2nd switch unit from the state for being driven transmission of the power to foregoing 2nd conveying roller
The state that row transmits, makes foregoing driver element be rotated to foregoing 1st direction afterwards, and is made using foregoing rollers separating foregoing
3rd conveying roller and the separation of foregoing opposed roller.
Image read-out described in technical scheme 3, it is characterised in that have：Thin slice described in technical scheme 1 or 2 is defeated
Send device；And image fetching unit, it reads image from the thin slice conveyed by aforementioned sheet conveying device.
Image processing system described in technical scheme 4, it is characterised in that have：Image reading dress described in technical scheme 3
Put；And image formation unit, it makes by earlier figures as the image that reading device is read is formed on the recording medium.
The effect of invention
It is thin to read in the sheet-conveying device by single driver element driving according to the invention described in technical scheme 1
In the case that the mode on the two sides of piece conveys the thin slice, it can simultaneously realize and suppress the crooked of thin slice and in the 1st thin slice above
Start the conveying of its 2nd follow-up thin slice before discharge.
, will not be because of the 2nd conveying roller of opposite direction rotation and the 3rd conveying to each other according to the invention described in technical scheme 2
Roller and pull thin slice.
According to the invention described in technical scheme 3, with the situation without the sheet-conveying device described in technical scheme 1 or 2
Compare, can be relative to the read direction to being specified as the thin slice of original copy, with the adjusted shape in the direction of its image and position
State reads the image formed on thin slice.
According to the invention described in technical scheme 4, with the situation phase without the image read-out described in technical scheme 3
Than can be relative to the read direction to being specified as the thin slice of original copy, with the adjusted state in the direction of its image and position
Image is formed on the recording medium.
Brief description of the drawings
Fig. 1 is the image processing system for the sheet-conveying device that there are embodiments of the present invention to be related to from front face side
Summary construction diagram.
Fig. 2 is the module map for the hardware configuration for representing sheet-conveying device.
Fig. 3 is the schematic diagram for amplifying the delivery section in sheet-conveying device from front face side.
Fig. 4 is that delivery section is amplified to and represented with having an X-rayed the schematic diagram of drive mechanism from front face side.
Fig. 5 is the oblique view of the constant direction rotating mechanism from the rear side of sheet-conveying device.
Fig. 6 is the schematic diagram for illustrating the action of sheet-conveying device.
Fig. 7 is the schematic diagram for illustrating the action of sheet-conveying device.
Embodiment
（Structure）
Fig. 1 is that the image for the sheet-conveying device 10 that there are embodiments of the present invention to be related to from front face side forms dress
Put 100 summary construction diagram.Herein, so-called front face side, refer to set the operating unit such as touch panel and operated key, Yong Hu
Operate one side relative during image processing system 100.In contrast, so-called rear side, the direction opposite with front face side is referred to
Simultaneously.Image processing system 100 is substantially by sheet-conveying device 10, sheet feed section 20, image forming part 30, the structure of image reading unit 40
Into.Sheet-conveying device 10, be the paper sheet delivery that will be read as original copy to the reading position of image reading unit 40, will scheme
As the paper transport device of the paper discharge after reading.Paper is an example of thin slice of the present invention.Sheet feed section 20 will
Paper is supplied to the image forming position of image forming part 30.Image forming part 30, by being referred to as powered, exposure, imaging, turning
Print, each operation for being fixed these electrofax modes, image is formed on the paper supplied by sheet feed section 20.In present embodiment
In, image forming part 30 is the unit to form coloured image but it is also possible to be the unit for forming monochrome image.Image reading unit
40, be read out to being delivered to the image formed on the paper of reading position in sheet-conveying device 10, will read result to
Control unit supply (not shown).Control unit will read result and supplied to image forming part 30 as needed, and image forming part 30 exists
The image corresponding with the reading result supplied is formed on paper.Image reading unit 40 is image fetching unit of the present invention
An example.It is image of the present invention in addition, at least having the equipment of sheet-conveying device 10 and image reading unit 40
One example of reading device.
Sheet-conveying device 10 puts load portion 11 with original copy, discharge paper puts load portion 12 and delivery section 13.Original copy puts load
Portion 11 is to put the carton for carrying the paper being read as original copy.Delivery section 13 is made up of multiple rollers, and paper is conveyed.It is thin
Piece conveying device 10 openedly and closedly can be arranged on image reading unit 40 via switching mechanism (not shown).Convey and fill in thin slice
Put a part for the one side contacted with image reading unit 40 in 10, embedded slit glass 14.If by delivery section 13 by paper
Open and be delivered on slit glass 14, then by image reading unit 40 through slit glass 14, to the image formed on paper
It is read out.The paper of image reading has been carried out, the discharge of load portion is put from delivery section 13 to discharge paper.
Sheet feed section 20 has paper supply unit 22, and it is made up of the paper resettlement section 21 and multiple rollers of collecting paper, the plurality of
Roller is by the image forming position of the paper sheet delivery being housed in paper resettlement section 21 to image forming part 30.
Image forming part 30, using so-called intermediate transfer mode, use Huang（Y）, it is pinkish red（M）, it is blue or green（C）, it is black（K）4 colors
Toner formed image.Image forming part 30 has photoconductor drum 31, charged device 32, exposure device 33, imagescope 34, tone
Agent box 35Y, 35M, 35C, 35K, intermediate transfer belt 36 and fixing device 37.In addition, in the inscape shown in Fig. 1
Label end additional letter（Y, M, C or K）, represent that this composition key element is corresponding with some in above-mentioned 4 color.These are formed will
Element, although used toner color is different, primary structure and function phase are same.Therefore, below these inscapes
In explanation, in the case where each color need not be distinguished, omit the end of label and they are referred to as " toner cartridge 35 ".
Photoconductor drum 31, it is stacked light guides electrolemma and the cylinder-like part that is pivoted about with axle on the surface, is
Keep the image holding body of electrostatic latent image formed on the surface.Charged device 32 makes photoconductor drum 31 take defined powered electricity
Position.Exposure device 33 makes photoconductor drum 31 expose and form electrostatic latent image.Imagescope 34 by electrostatic latent image supply toner,
And the electrostatic latent image is imaged, form image on the surface of photoconductor drum 31.Toner cartridge 35 houses the tone of a variety of colors
Agent, it is supplied to imagescope 33 as needed.Intermediate transfer belt 36 is to maintain the toner image transferred from photoconductor drum 31
Unit.Intermediate transfer belt 36 is supported by multiple support rollers, while the direction into figure shown in arrow A1 is rotated while mobile.It is fixed
Image device 37, by the way that the paper for having transferred image from intermediate transfer belt 34 is heated and pressurizeed, and it is fixed on the image
On paper.Photoconductor drum 31, charged device 32, exposure device 33, imagescope 34, intermediate transfer belt 36, fixing device 37, pass through association
With action, an example as image formation unit of the present invention works.
Fig. 2 is the module map for representing sheet-conveying device 10 and the hardware configuration of the main body of image processing system 100.Thin slice is defeated
Send device 10 that there is control unit 101, storage part 102 and communication unit 103.Each several part is electrically connected by bus.Control unit
101 have CPU（Central Processing Unit）、ROM（Read Only Memory）、RAM（Random Access
Memory）And the timing unit of time of measuring.CPU is stored in control program in ROM or storage part 102 by performing, pair with control
The each several part that portion 101 processed connects is controlled.Control unit 101 is an example of control unit of the present invention.Storage part
102 be this storage device of such as flash memories, such as stores control program.Communication unit 103 under the control of control unit 101, with
The communication unit 183 of the main body of image processing system 100 is communicated.
There is image processing system 100 control unit 181, storage part 182, communication unit 183, UI portions 184 and image to be formed
Portion 30.Each several part is connected by bus.Control unit 181 has CPU, ROM and RAM.CPU is stored in ROM or storage part by performing
Control program in 182, so as to which pair each several part being connected with control unit 181 is controlled.Storage part 182 is that for example hard disk is this
Storage device, such as storage control program and view data.Communication unit 183 is conveyed with thin slice and filled under the control of control unit 181
Put 10 communication unit 103 and the communication terminal of user's operation is communicated.UI（User Interface）Portion 184, which has, for example to be touched
Panel or multiple buttons are touched, the instruction of the operation based on user is notified to control unit 181.Control unit 181 is according to by UI portions 184
The instruction of notice is handled.Image forming part 30 is same as described above, and the image based on view data is formed on paper.
Fig. 3 is the schematic diagram for amplifying the delivery section 13 in sheet-conveying device 10 from front face side.Delivery section 13 has paper
Tensioning enters roller 111, paper reads sensor 112, intake roller 113, pull-out roll 114, paper pass through sensor 116, stop roller
117th, image reading Time Pick-off Units 119, outlet roller 121, paper pass through sensor 123, distributing roller 125, solenoid 127, more
Individual driven voller 115,118,122,126, usual transport path 130, collaboration transport path 131 and upset transport path 132.Conveying
Portion 13, in addition to multiple rollers shown in Fig. 2, also there is the drive mechanism for being used for driving these rollers（It is not shown in figure 3）, but
For convenience of explanation, the explanation for wanting portion and each roller of delivery section 13 is carried out first, and drive mechanism is illustrated afterwards.
Usual transport path 130, is since paper pulls in roller 111, via feed rolls 113, pull-out roll in figure 3
114th, roller 117, slit glass 14, outlet roller 121 are stopped, until distributing roller 125, road when conveying paper to the position of each roller
Footpath.On the other hand, transport path 131 is cooperateed with, is to make from the usual transport path 130 near distributing roller 125 and cooperate with defeated
Send the connecting portion L1 in path 131（One example of the 1st position）Start, with the usual transport road near pull-out roll 114
Footpath 130 and the connecting portion L2 for cooperateing with transport path 131（One example of the 2nd position）Connected path.In usual transport road
On footpath 130, connecting portion L2 is located at the upstream side of connecting portion L1 sheet transport direction.Transport path 132 is overturn, is usual
It is on transport path 130, in sheet transport direction positioned at connecting portion L2 downstream part, upset transport path 132
In, overturn the conveying direction of paper.In aftermentioned, in the case of referred to as " sheet transport direction ", refer to generally defeated
Send on path 130, the direction that paper conveys towards distributing roller 125.
Sheet-conveying device 10 of the present embodiment can carry out two-sided reading.In delivery section 13, pass through control unit
101 make the driving source of drive mechanism be rotated to forward direction, and paper is firstly transferred to position via usual transport path 130
In the position of the distributing roller 125 on upset transport path 132, then by making driving source be rotated to reverse direction, pass through paper
By collaboration transport path 131, returned again to usual conveying device.If paper is conveyed on collaboration transport path 131 to drawing
Go out the position of roller 114, then control unit 101 makes the direction of rotation of the driving source of drive mechanism turn into forward direction.Also, paper exists
Conveyed on usual transport path 130, arrive again at the position of distributing roller 125.Now, paper, which is in surface, turns into shape above
State, if the paper so discharged put be loaded in discharge paper put in load portion 12, paper put in order with convey before it is opposite.By
This, in order that sheet surface turns into following and exported, the direction of rotation of the driving source of drive mechanism is made by control unit 101 again
As reverse direction, and paper is conveyed in transport path 131 is cooperateed with.Then, paper is defeated on usual transport path 130
Send, if turning into following state with surface reaches upset transport path 132, load portion is put from distributing roller 125 to discharge paper
12 discharges.Usual transport path 130 and upset transport path 132, it is defeated and the 1st as thin slice of the present invention by cooperation
An example in path is sent to work.In addition, collaboration transport path 131 is the 2nd transport path of thin slice of the present invention
One example.
Paper pulls roller 111 on usual transport path 130, positioned at the most upstream of sheet transport direction.Paper pulls in roller
111, using its transmission belt between feed rolls 113 is erected at, is rotated with the rotation of feed rolls 113, load will be put
Pulled in the paper that original copy is put in load portion 11 to the inside of delivery section 13.Feed rolls 113 are located on usual transport path 130
The upstream side of connecting portion L2 sheet transport direction, rotated using driving force caused by driving source and convey paper.
Electromagnetic clutch described later is connected on feed rolls 113, the transmission of the driving force from driving source is controlled by the electromagnetic clutch.
In aftermentioned, as electromagnetic clutch, will be controlled by the break-make of electromagnet make the driving side of electromagnetic clutch with it is non-driven
The state of side connection, is referred to as making electromagnetic clutch turn into connection status, will make the driving side of electromagnetic clutch not with non-drive side
The state of connection, it is referred to as making electromagnetic clutch turn into notconnect state.That is, when the electromagnetic clutch is disconnected,
Feed rolls 113 do not rotate.Feed rolls 113 are an examples of the 1st conveying roller of the present invention.In addition, the position of feed rolls 113
Put the supply position for being supplied with paper.
Paper reads sensor 112 on usual transport path 130, be arranged on paper pull in roller 111 and feed rolls 113 it
Between, if detecting paper on the position, notify to detect the situation of paper to control unit 101.Control unit 101 is receiving
To after the notice, the electromagnetic clutch for making to be connected with above-mentioned feed rolls 113 turns into connection status, so as to convey paper.
Pull-out roll 114 is located at connecting portion L2 position, is rotated by using driving force caused by driving source and defeated
Paper feeding.Connected on pull-out roll 114 the other electromagnetism different from the electromagnetic clutch being connected on above-mentioned feed rolls 113 from
Clutch, the transmission of the driving force from driving source is limited by the electromagnetic clutch.That is, it is in non-in the electromagnetic clutch
During connection status, pull-out roll 114 does not rotate.Pull-out roll 114 is an example of the 2nd conveying roller of the present invention.Driven voller
115 are rotated with the rotation of pull-out roll 114, convey paper.Paper is by sensor 116 in usual transport path 130
On, the upstream side in the sheet transport direction of pull-out roll 114 and driven voller 115, if detecting paper by the position,
Then situation about detecting is notified to control unit 101.Control unit 101 is after the notice is received, if during the timing of timing unit
Between pass through the predetermined time, then the electromagnetic clutch for making to be connected with pull-out roll 114 turns into connection status.The instruction is received, is pulled out
Roller 114 is rotated, and driven voller 115 rotates and conveys paper.The so-called scheduled time, refer to pass through sensor by paper
The paper of 116 position contacts with pull-out roll 114, until each position of the width of top of form and the position of pull-out roll 114
Put passed through approximate time of aliging.
Stop roller 117, by predetermined timing by paper sheet delivery to slit glass 14, and by image reading unit 40
Read the image formed on paper.The position of slit glass 14, it is the reading position for the image for reading paper.Driven voller
118 are rotated with the rotation for stopping roller 117, convey paper.Image reading Time Pick-off Units 119 are in usual transport path
On 130, the downstream in the sheet transport direction for stopping roller 117 and driven voller 118, if detecting the front end of paper,
The situation is notified to control unit 101.Control unit 101 receives the notice, is controlled, so that the driving as caused by driver element
Stop, until the timing of image can be read as image reading unit 40.As a result, due to during the driving stops, stopping roller
117 do not rotate, therefore paper also will not be by conveying and on slit glass 14.If control unit 101 utilizes communication unit 103,
The notice that timing can be read is received from the communication unit 183 of the main body of image processing system 100, then is controlled, so that single by driving
Driving starts again at caused by first.As a result, the paper conveyed by stop roller 117 and driven voller 118 is on slit glass 14
By reading the image formed on paper by image reading unit 40.
Outlet roller 121, the paper for completing image reading is conveyed.Driven voller 122 with outlet roller 121 rotation
And rotated, paper is conveyed.Paper by sensor 123 on usual transport path 130, positioned at outlet roller 121
And the downstream in the sheet transport direction of driven voller 122, it is for determining that the direction of rotation for the driving force for making driving source turns into
The sensor of the timing of reverse direction.If paper detects the rear end of paper by the position by sensor 123, to control
Portion 101 processed notifies the situation.Control unit 101 after the notice is received, if the timing time of timing unit by it is predetermined when
Between, then it is controlled, so that the direction of rotation of the driving force of drive mechanism turns into reverse direction.Now, the one end part of paper
In the position of distributing roller 125, and on upset path 132.
Conveyed in order that generally conveying the paper come on transport path 130 towards the position of distributing roller 125, usual transport road
Footpath 130 must reach the position of distributing roller 125.In the downstream of outlet roller 121, in connecting portion L2 usual transport path 130
Near side, there is depression bar 124.In the state of physical force is not applied, depression bar 124 hangs down because of deadweight, in connecting portion L2
The part that occlusion generally transport path 130 in place's is connected with upset path 132.If convey what is come on usual transport path 130
Paper contacts with depression bar 124, then depression bar 124 turns into the state jacked up by paper.Also, if paper by, then depression bar 124 by
Decline in deadweight, occlusion is from connecting portion L2 towards the path of usual transport path 130, the paper for overturning and conveying after being allowed to
Towards collaboration transport path 131.
Distributing roller 125, positioned at the position in connecting portion L1 sheet transport direction downstream on usual transport path 130
Put, and on upset transport path 132, rotated using driving force caused by driving source and convey paper.Distributing roller
125, when being rotated to forward direction, the paper for the two-sided reading that image is completed from image reading unit 40 is put to discharge paper
Load portion 12 discharges.And when being rotated to reverse direction, paper is set to be conveyed towards collaboration transport path 131.In addition, for not complete
Into the paper of the two-sided reading of image, distributing roller 125 with control unit 101 make driving force direction of rotation turn into reverse direction and
Itself also reverse, these paper is conveyed along collaboration transport path 131.Distributing roller 125 is the 3rd conveying roller of the present invention
One example.In addition, the position where distributing roller 125, is the drain position for discharging paper.Driven voller 126 is with distributing roller 125
Rotation and rotated, so as to convey paper.Driven voller 126 is the opposed roller relative with the 3rd conveying roller of the present invention
An example.Solenoid 127, be solenoid actuator in more detail, for example, by metal-cored periphery helically
Convolute coil forms.Solenoid 127, metal-cored moved up and down is made by flowing through electric current.Solenoid 127 is arranged on following
Position, i.e. its it is metal-cored moved up and down when, driven voller 126 therefore and rise.In paper edge collaboration transport path 131
Conveying, when the front end of paper reaches the position of pull-out roll 114, control unit 101 makes current flow through solenoid 127, so that driven
Roller 126 is raised above, and separates distributing roller 125 and driven voller 126.Thus, the pull-out roll 114 that rotates round about each other and
Distributing roller 125 will not pull paper round about, and will not sandwich paper in the position of distributing roller 125 and driven voller 126,
The resistance acted in the position on paper reduces, and therefore, paper is successfully conveyed by pull-out roll 114.Solenoid 127 is this hair
One example of the bright rollers separating being related to.Below, drive mechanism is illustrated.
Fig. 4 is the schematic diagram for amplifying the drive mechanism of delivery section 13 from front face side and representing with having an X-rayed.In Fig. 4, it is
The position of the depth direction of each part of expression, ladder is set in depth, is represented to be located at each rank respectively with line of different shapes
The part of the depth location of ladder.First, represent that delivery section 13 is located at most inboard part from front face side with solid line.In addition,
It is represented by dotted lines the part positioned at the previous stage ladder side of the part represented with solid line.In addition, represent to be located at void with chain-dotted line
The part of the more previous stage ladder side for the part that line represents.In addition, represented with double dot dash line positioned at the portion represented with single dotted broken line
The part of the more previous stage ladder side of part.The part of these drive mechanisms represented with line of different shapes, positioned at the back of the body of each roller
Surface side.In addition, each roller is represented with the thick solid line of the part than drive mechanism.In addition, for convenience of explanation, in figure 3
The part of explanation, is omitted the description.
As the drive mechanism of delivery section 13, have motor 140, large diameter gear 141, small-diameter gear 142, gear 144,
145th, 146,147,160, electromagnetic clutch 143,148, constant direction rotating mechanism 149 and transmission belt 161.In addition, institute in figure
The motor 140 shown, show as the gear directly linked with the drive shaft of motor in practice.Gear 144 and distributing roller 125
Rotation axis connection, the rotation axis connection of gear 147 and feed rolls 113, the rotary shaft of electromagnetic clutch 148 and pull-out roll 114
Connection.Gear 144,147 and electromagnetic clutch 146, driving force caused by motor 140 is transmitted to each roller connected.Big footpath
Gear 141 and small-diameter gear 142 have identical rotary shaft, for example, two-stage gear.In addition, electromagnetic clutch 143 and gear
145 have identical rotary shaft, for example, two-stage gear.Electromagnetic clutch 143 and 148 has the function that to utilize electromagnet and drive
The gear of dynamic side contacts/separation.The gear engages with each gear.
Motor 140 is selectively rotated to forward direction and with the reverse direction of forward direction opposite direction and produced
Raw driving force.Motor 140 is an example of single driver element of the present invention.In addition, forward direction is this hair
One example in bright the 1st direction being related to, reverse direction are an examples in the 2nd direction of the present invention.Herein, with electricity
In case of motivation 140 is rotated to forward direction, the transmission to the driving force between each roller and gear illustrates.In electricity
Motivation 140 to forward direction rotate when, the gear linked with the drive shaft of motor 140 rotates to the arrow R1 directions of diagram.
Thus, the large diameter gear 141 engaged with the gear of motor 140 rotates to arrow R2 directions, therewith together, small-diameter gear 142
Also rotated to the R3 directions as equidirectional.Small-diameter gear 142 engages with gear 144.Thus, gear 144 is to arrow R4 side
To rotation.Gear 144 transmits driving force to distributing roller 125, and thus, the direction of distributing roller 125 to discharge paper rotates.
In addition, small-diameter gear 142 engages with the gear of electromagnetic clutch 143.Thus, the driving side of electromagnetic clutch 143
The direction of from gear to arrow R5 rotate.Electromagnetic clutch 143 controls the transmission of the driving force to gear 145.That is, locating
In the state that the driving side gear of electromagnetic clutch 143 separates with slave end（That is notconnect state）When, driving force is not to gear
145 transmit, on the other hand, in the state that the driving side gear in electromagnetic clutch 143 is connected with slave end（Connect shape
State）When, driving force is transmitted to gear 145, and gear 145 rotates to arrow R6 directions.Gear 145 engages with gear 146, gear
146 engage with gear 147.Thus, gear 146 rotates to arrow R7 directions, and gear 147 rotates to the arrow R8 directions of diagram.
Gear 147 transmits driving force to feed rolls 113, and the direction of feed rolls 113 to conveying paper rotates.That is, electromagnetism from
The switching of clutch 143 carries out the state of transmission of the driving force from motor 140 to feed rolls 113 and the state without transmission.Electricity
Magnet clutch 143 is an example of the 1st switch unit of the present invention.
Electromagnetic clutch 148, the transmission of the driving force transmitted from constant direction rotating mechanism 149 to pull-out roll 114 is entered
Row control.That is, when electromagnetic clutch 148 is in notconnect state, driving force is not transmitted to pull-out roll 114.On the other hand, exist
When electromagnetic clutch 148 is in connection status, driving force is transmitted to pull-out roll 114, and the direction of pull-out roll 114 to conveying paper is revolved
Turn.That is, the switching of electromagnetic clutch 148 carries out state from motor 140 to pull-out roll 114 that transmitted from of driving force and not entered
The state that row transmits.Electromagnetic clutch 148 is an example of the 2nd switch unit of the present invention.Constant direction whirler
Structure 149, it is to be used to utilize planetary gears, makes electromagnetic clutch 148 and have and the identical rotary shaft of electromagnetic clutch 148
Pull-out roll 114 all the time to constant direction rotate mechanism.Transmission belt is set up on gear 160, stop roller 117, outlet roller 121
161.Thus, driving force is transmitted from gear 160 to stop roller 117 and outlet roller 121.Below, to constant direction rotating mechanism 149
Illustrate.
Fig. 5 is constant direction rotating mechanism 149 and electromagnetic clutch from the rear side of sheet carrying mechanism 10（It drives
Dynamic side gear）148 oblique view.Constant direction rotating mechanism 149 is by internal gear 150, sun gear 151, planet carrier 152, planet
Gear 153,154,155 is formed.Internal gear 150 is discoid part, has the gear teeth in outer circumferential side face.In figure, for side
Just illustrate, omit the shape of the gear teeth and be portrayed as circle.This is also identical to sun gear 151.Rotated with the identical of internal gear 150
Sun gear 151 is set on axle.That is, internal gear 150 and sun gear 151 form two-stage gear.In the outer of sun gear 151
Week, the planet carrier 152 for the groove that the rotary shaft using round shape cutting as planetary gear 153 and 154 is embedded in.If sun gear 151 enters
Row rotation, then planetary gear 153 and 154 is with sun gear 151 by engaging to be pivoted about with respective rotary shaft,
Also, carry out circular motion using sun gear 151 as centrally along planet carrier 152.
For example, rotate the direction of from sun gear 151 to arrow L1a.In this case, planetary gear 153 revolves to L2a directions
Turn, and circular motion is carried out to close to the direction of electromagnetic clutch 148.Also, due to planetary gear 153 and electromagnetic clutch
148 gear engagement, therefore the direction of from electromagnetic clutch 148 to arrow L3a rotate.On the other hand, sun gear 151 is made to conduct
The L1b in the direction opposite with arrow L1a direction rotates.In this case, planetary gear 154 rotates to L2b directions, and to
Circular motion is carried out close to the direction of planetary gear 155.Also, because planetary gear 154 and planetary gear 155 engage, therefore
The direction of from planetary gear 155 to arrow L3b rotate.Also, because the gear of planetary gear 155 and electromagnetic clutch 148 engages,
Therefore the direction of from electromagnetic clutch 148 to arrow L4b rotate.So, because arrow L3a and arrow L4b represents identical rotation
Direction, therefore in constant direction rotating mechanism 149, no matter sun gear 151 rotates to which direction, electromagnetic clutch（Drive
Dynamic side gear）148 rotate to constant direction all the time.Thus, constant direction rotating mechanism 149 is on usual transport path 130, with
Paper is delivered to the direction of rotation of connecting portion L1 position from connecting portion L2 position rotates pull-out roll 114.It is constant
Direction rotating mechanism 149 is an example of rotating mechanism of the present invention.
（Action）
Below, the action to sheet-conveying device 10 illustrates.Fig. 6 and Fig. 7 is to be used to illustrate sheet-conveying device 10
Action schematic diagram.In Fig. 6 and Fig. 7, to the schematic diagram for amplifying sheet-conveying device 10 from front face side, along action when
Sequence is with ascending order Allotment Serial Number.In following, such as the figure referred to as No. 1 of Fig. 6 of sequence number " 1 " will be assigned with figure 6.If will be from
Conveying paper starts to the flow for carrying out two-sided reading and discharging to represent in order, then as No. 1 of Fig. 6, No. 2 of Fig. 6, Fig. 6
No. 3, No. 4 of Fig. 6, No. 5 of Fig. 7, No. 6 of Fig. 7, No. 3 of Fig. 6, No. 4 of Fig. 6, No. 5 of Fig. 7, No. 6 of Fig. 7, the 7 of Fig. 7
Number, No. 8 of Fig. 7.Make No. 3 of Fig. 6, No. 4 of Fig. 6, No. 5 of Fig. 7, Fig. 7 No. 6 repetitions the reason for, as described above, being in order to will
The order of the paper of discharge be adjusted to it is original.For the accompanying drawing relevant with these actions, repeat specification is omitted.In addition,
In Fig. 6 and Fig. 7, the direction of rotation of each roller is depicted with arrows.Be not depicted with arrows the roller of direction of rotation, expression be driven pulley or
The roller not driven now.
No. 1 of Fig. 6 represents that paper P1 is drawn into and starts the situation of conveying.First, if paper reads sensor 112 and examined
Paper P1 front end is measured, then notifies the situation to control unit 101.Control unit 101 is after the notice is received, if by timing
Portion's notice has been subjected to the predetermined time, then electromagnetic clutch 143 is turned into connection status.Thus, revolved by the forward direction of motor 140
Driving force caused by turning, to large diameter gear 141, small-diameter gear 142, electromagnetic clutch 143, gear 145, gear 146, gear
147 transmit, and feed rolls 113 rotate to the direction of shown by arrow.Therewith together, the paper being connected by transmission belt with feed rolls 113
Roller 111 is pulled in also to rotate to shown by arrow direction.In addition, now, from rotating forward for motor 140 and caused driving force to
Large diameter gear 141, small-diameter gear 142, gear 144 transmit, and distributing roller 125 rotates to shown by arrow direction.In addition, now, by
Rotating forward for motor 140 and caused driving force is transmitted to internal gear 150, sun gear 151, further from gear 160 to
The stop roller 117 and outlet roller 121 for setting up transmission belt 160 transmit.Thus, stop roller 117 and outlet roller 121 to shown by arrow side
To rotation.In addition, now, because electromagnetic clutch 148 is in notconnect state, therefore do not transmit by the rotation of motor 140
And caused driving force, pull-out roll 114 do not rotate.
No. 2 of Fig. 6 represent to convey paper P1 situation by pull-out roll 114.If paper detects paper delivery by sensor 116
P1 front end is opened, then notifies the situation to control unit 101.Control unit 101 is after the notice is received, if the timing of timing unit
Time passes through the predetermined time, then electromagnetic clutch 148 is turned into connection status, and electromagnetic clutch 143 is turned into non-company
Connect state.As a result, due to not transmitting driving force, therefore feed rolls 113 stop its rotation.In addition, therewith together, paper pulls in
Roller 111 also stops its rotation.On the other hand, because electromagnetic clutch 148 is in connection status, therefore by constant direction whirler
Structure 149 transmits driving force, and pull-out roll 114 rotates to shown by arrow direction.In addition, herein, control unit 101 will make electromagnetic clutch
The number that device 148 turns into connection status is counted as variable C, is stored in RAM.Variable C initial value is 0.In order to
The two sides of paper is read, and surface is turned into following and is discharged, same paper is in the position of pull-out roll 114, it is necessary to conveys 3
Secondary, i.e., surface is read to be read with conveying, the back side and conveyed with conveying and interior outside upset.Due to being " 3 " in variable C value
When, the paper in current conveying has been drained off, therefore can start the conveying of next paper.If next paper of beginning
Conveying, then control unit 101 resets variable C.In Fig. 6 timing of No. 2, variable C value is " 1 ".If paper passes through sensing
Device 116 detects paper P1 rear end, then notifies the situation to control unit 101.Control unit 101 after the notice is received,
If the timing time of timing unit passes through the predetermined time, electromagnetic clutch 146 is set to turn into notconnect state.
No. 3 of Fig. 6 represent to read the image formed on paper P1 by image reading unit 40, and next paper P2
Situation when front end abuts with feed rolls 113.If paper P1 is delivered to the position for stopping roller 117, image reading timing senses
Device 119 detects paper P1 front end, then image reading Time Pick-off Units 119 notify the situation to control unit 101.Control unit
101 after the notice is received, and untill the notice that the reading that image is received from image reading unit 40 is ready to complete, makes electricity
The driving of motivation 140 temporarily ceases.Also, if control unit 101 uses communication unit 103 from the main body of image processing system 100
Communication unit 183 receives the notice that the reading of image is ready to complete, then starts again at the driving of motor 140.Thus, again
Paper P1 is conveyed, if by the way that image reading unit 40 reads the image formed on paper P1, will on slit glass 14
Result is read to supply to control unit 181.Control unit 181 makes reading result be stored in RAM, and is formed as needed to image
Portion 30, which is emitted on paper, forms the instruction based on the image for reading result.
The paper P1 passed through on slit glass 14, is conveyed by outlet roller 121.In No. 3 of Fig. 6, due to paper
Front end abuts with depression bar 124, therefore depression bar 124 turns into the state lifted.Herein, if paper is detected by sensor 123
Go out paper P1 rear end, then notify the situation to control unit 101.Control unit 101 is after receive the notice, if timing unit
Timing time passes through the predetermined time, then makes the direction of rotation of motor 140 turn into reverse direction.The so-called scheduled time, example
In this way since being detected paper P1 rear end by sensor 123 by paper, distributing roller 125 is delivered to paper P1 rear end
Position needed for time.The depression bar 124 lifted is with paper by declining because of deadweight.
Fig. 6 No. 4 expression motor 140 to reverse direction rotate, paper P1 cooperate with transport path 131 on convey when
Situation.Paper P1 is conveyed by distributing roller 125, and its front end is towards the direction of pull-out roll 114.
No. 5 of Fig. 7 represent the situation that paper P1 is conveyed on collaboration transport path 131.If paper passes through sensor 116
Paper P1 front end is detected, then notifies the situation to control unit 101.Control unit 101 is after the notice is received, if timing
The timing time in portion passes through the predetermined time, then electromagnetic clutch 148 is turned into connection status.Control unit 101 is carried out to variable C
Count, as a result, variable C value is changed into " 2 ".Now, the direction of rotation of motor 140 is changed into reverse direction, but due to above-mentioned
The effect of constant direction rotating mechanism 149, the direction of rotation of electromagnetic clutch 148 turn into constant direction, i.e. forward direction.By
This, pull-out roll 114 also rotates to forward direction and conveys paper P1.
Fig. 7 No. 6 expression motor 140 are rotated forward again, and the situation that solenoid 127 lifts driven voller 126.
Control unit 101, after electromagnetic clutch 148 is turned into connection status, in the case where variable C value is " 2 " or " 3 ", lead to
Cross and make current flow through solenoid 127 and be controlled, driven voller 126 is increased.In addition, now, control unit 101 makes motor
140 direction of rotation is changed to forward direction from reverse direction.Now, the direction of rotation of pull-out roll 114 and distributing roller 125 is inverse
Turn direction, but because driven voller 126 rises, therefore the state that paper is pulled by opposite direction to each other is released, and discharging
The position of roller 125 and driven voller 126 will not sandwich paper, and resistance reduces, and paper P1 is conveyed by pull-out roll 114.
Then, carry out with being moved using No. 3 of Fig. 6, No. 4 of Fig. 6, No. 5 of Fig. 7, Fig. 7 No. 6 action identicals illustrated
Make.The 2nd time complete Fig. 7 the action of No. 5 when, variable C value is changed into " 3 ".The 2nd time carry out Fig. 7 the action of No. 6 when,
Variable C value is " 3 ", can convey next paper.Therefore, paper P1 rear end is being detected by sensor 116 from paper
Start, after the predetermined time, control unit 101 makes electromagnetic clutch 148 turn into notconnect state, and makes electromagnetic clutch
Device 143 turns into connection status.Thus, feed rolls 113 and paper pull in roller 111 and rotated to forward direction, to next paper P2
Conveyed.So, control unit 101, the transmission state to electromagnetic clutch 148 and the driving force of electromagnetic clutch 143 is passed through
Switch over, so as to control the conveying of paper timing.Also, control unit 101 resets variable C value.
No. 7 of Fig. 7 represent paper P1 in way is discharged, and the situation that next paper P2 contacts with feed rolls 113.Such as
Fruit paper detects paper P2 front end by sensor 116, then notifies the situation to control unit 101.Control unit 101 is receiving
To after the notice, if passing through the predetermined time by the time of timing unit timing, electromagnetic clutch 148 is set to turn into connection shape
State, and electromagnetic clutch 143 is turned into notconnect state.
No. 8 of Fig. 7 represent discharge paper P1, and convey next paper P2 situation.Because electromagnetic clutch 148 is
Connection status, therefore pull-out roll 114 is rotated to the direction of arrow of diagram, and paper P2 is conveyed.Paper P1 is conveyed by discharge
Roller 125 conveys, and puts load portion 12 to discharge paper and discharges.
So, according to present embodiment, control unit 101 makes motor 140 be rotated to forward direction, starts from supply position
The conveying of 1st paper of supply, behind position of the 1st paper on usual transport path 130 by feed rolls 113, utilizes electricity
Magnetic clutch 143 switches to the state without transmission from the state for being driven transmission of the power to feed rolls 113.In addition, control
Portion 101, behind position of the 1st paper on usual transport path 130 by pull-out roll 114, using electromagnetic clutch 148 from entering
The state of transmission of the row driving force to pull-out roll 114 switches to the state without transmission.In addition, if the 1st paper is usual
The position of distributing roller 125 is delivered on transport path 130, then control unit 101 makes motor 140 rotate and change to reverse direction
The direction of rotation of distributing roller 125, the 1st paper is set to be delivered to the position of pull-out roll 114 via collaboration transport path 131.Also, control
The state that portion 101 processed is never driven transmission of the power to pull-out roll using electromagnetic clutch 148 switches to the shape that is transmitted
State, and motor 140 is rotated to forward direction, and change the direction of rotation of distributing roller 125.Also, if the 1st paper
By the position of pull-out roll 114, then control unit 101 using electromagnetic clutch 148 from being driven transmission of the power to pull-out roll 114
State switch to state without transmission, on the other hand, power is never driven to feed rolls using electromagnetic clutch 143
The state of 113 transmission switches to the state transmitted, and opens the conveying of next the 2nd paper to be conveyed of the 1st paper
Begin.Also, until the 2nd paper via the reading position of image be delivered to distributing roller 125 it is position, entered by motor 140
Capable rotates forward period, is conveyed the 1st paper by distributing roller 125 and is discharged.
According to the structure, because driving source is single motor 140, therefore the direction of rotation of each roller is defined as certain all the time
One direction, so the control for the motor 140 that control unit 101 is carried out becomes simple.In addition, reach feed rolls in the front end of paper
113 and pull-out roll 114 position when, by using electromagnetic clutch 143 and 148, make driving force to feed rolls 113 and pull-out roll
114 transmission, respectively from the state transmitted to the state switching without transmission, and before making the paper that oblique conveying comes
End abutted with each roller, make the front end of paper width each position each roller aligned in position.Thus, with the front end of paper
The edge state parallel with the rotation direction of principal axis of each roller conveyed, suppress the crooked of paper.So, due to suppressing paper
Image that is crooked, therefore being formed on paper, relative to the read direction to being specified as the paper of original copy, with its direction and position
The state being adjusted is put, is read by image reading unit 40.Further, since the image formed on paper is read as described above, because
This is in the case where image forming part 30 will be formed on paper based on the image for reading result, relative to the paper as original copy
Zhang Zhiding read direction, image is formed on paper with the state that the direction and position of the image are adjusted.Further, since
Before the discharge of 1st paper, the conveying of its 2nd follow-up paper can be started, therefore sheet-conveying device 10 and image form dress
The productivity for putting 100 improves.So, according to present embodiment, the sheet-conveying device by single driver element driving with
In the case that the mode on the two sides of reading paper conveys the paper, it can simultaneously realize and suppress the crooked of paper and above
The discharge of the 1st paper before start the conveying of its 2nd follow-up paper.
Claims (3)
1. a kind of sheet-conveying device, it is characterised in that have：
1st transport path of thin slice, its from supply thin slice supply position, via read the thin slice image reading position,
Until discharge the drain position of the thin slice；
2nd transport path of thin slice, it is from the 1st position on foregoing 1st transport path, until on foregoing 1st transport path
2nd position, the 2nd position is compared with the 1st position, positioned at the upstream side of aforementioned sheet conveying direction；
Single driver element, it selectively rotates to the 1st direction and the 2nd direction and produces driving force；
1st conveying roller, it is on foregoing 1st transport path, in the foregoing conveying direction upstream side compared with foregoing 2nd position
Position, rotated using driving force caused by foregoing driver element, convey aforementioned sheet；
2nd conveying roller, it is rotated using driving force caused by foregoing driver element in foregoing 2nd position, and conveying is foregoing thin
Piece；
3rd conveying roller, it is on foregoing 1st transport path, in the foregoing conveyance direction downstream side compared with foregoing 1st position
Position, rotated using driving force caused by foregoing driver element, convey aforementioned sheet；
4th conveying roller, between its foregoing 1st position on foregoing 1st transport path and foregoing 2nd position, with foregoing reading
The position for the foregoing conveying direction upstream side compared is put in fetch bit, is rotated using driving force caused by foregoing driver element, defeated
Send aforementioned sheet；
Rotating mechanism, the direction of rotation regardless of foregoing driver element, it all makes foregoing 2nd conveying roller along by aforementioned sheet
The direction of rotation rotation of foregoing 1st position is delivered to from foregoing 2nd position on foregoing 1st transport path；
1st switch unit, it switches state from foregoing driver element to foregoing 1st conveying roller that carry out transmission of the driving force from and not
The state transmitted；
2nd switch unit, it switches state from foregoing driver element to foregoing 2nd conveying roller that carry out transmission of the driving force from and not
The state transmitted；
Control unit, it is controlled to foregoing driver element, foregoing 1st switch unit and foregoing 2nd switch unit；And
Rollers separating, it separates foregoing 3rd conveying roller and the opposed roller relative with the 3rd conveying roller,
Aforementioned control unit, foregoing driver element is rotated to foregoing 1st direction, start the 1st from the supply of foregoing supply position
The conveying of thin slice, the 1st thin slice on foregoing 1st transport path by the position of foregoing 1st conveying roller and with it is the foregoing 2nd defeated
After sending roller to contact, switched to not from the state for being driven transmission of the power to foregoing 1st conveying roller using foregoing 1st switch unit
The state transmitted, also, pass through the position of foregoing 2nd conveying roller on foregoing 1st transport path in foregoing 1st thin slice
Afterwards, switched to using foregoing 2nd switch unit from the state for being driven transmission of the power to foregoing 2nd conveying roller without transmitting
State,
If foregoing 1st thin slice is transported to the position of foregoing 3rd conveying roller on foregoing 1st transport path, make foregoing drive
Moving cell rotates to foregoing 2nd direction and changes the direction of rotation of foregoing 3rd conveying roller, if the front end warp of foregoing 1st thin slice
The position of foregoing 2nd conveying roller is reached by foregoing 2nd transport path, then is never driven using foregoing 2nd switch unit
After the state of transmission of the power to foregoing 2nd conveying roller switches to the state transmitted, made using foregoing rollers separating foregoing
3rd conveying roller and the separation of foregoing opposed roller, and make that foregoing driver element rotates to foregoing 1st direction and to change the foregoing 3rd defeated
The direction of rotation of roller is sent,
If foregoing 1st thin slice is by the position of foregoing 2nd conveying roller, using foregoing 2nd switch unit from being driven power
The state of transmission to foregoing 2nd conveying roller switches to the state without transmission, on the other hand, single using the foregoing 1st switching
The state that member is never driven transmission of the power to foregoing 1st conveying roller switches to the state transmitted, and proceeds by foregoing
The conveying for the 2nd thin slice to be conveyed after 1st thin slice,
In foregoing 2nd thin slice via foregoing reading position until being transported to the position of foregoing 3rd conveying roller, by foregoing driving list
During member carries out the rotation in foregoing 1st direction, convey foregoing 1st thin slice using foregoing 3rd conveying roller and make its discharge.
2. a kind of image read-out, it is characterised in that have：
Sheet-conveying device described in claim 1；And
Image fetching unit, it reads image from the thin slice conveyed by aforementioned sheet conveying device.
3. a kind of image processing system, it is characterised in that have：
Image read-out described in claim 2；And
Image formation unit, it makes by earlier figures as the image that reading device is read is formed on the recording medium.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012-065968 | 2012-03-22 | ||
| JP2012065968A JP5949019B2 (en) | 2012-03-22 | 2012-03-22 | Sheet conveying apparatus, image reading apparatus, and image forming apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103318683A CN103318683A (en) | 2013-09-25 |
| CN103318683B true CN103318683B (en) | 2018-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210292511.6A Active CN103318683B (en) | 2012-03-22 | 2012-08-16 | Sheet-conveying device, image read-out and image processing system |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP5949019B2 (en) |
| KR (1) | KR101576961B1 (en) |
| CN (1) | CN103318683B (en) |
| TW (1) | TWI486297B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5970895B2 (en) * | 2012-03-22 | 2016-08-17 | 富士ゼロックス株式会社 | Sheet conveying apparatus, image reading apparatus, and image forming apparatus |
| JP6468107B2 (en) * | 2015-07-17 | 2019-02-13 | 富士ゼロックス株式会社 | Sheet conveying apparatus, image reading apparatus, and image forming apparatus |
| JP7028211B2 (en) * | 2019-03-20 | 2022-03-02 | セイコーエプソン株式会社 | Multifunction device |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002072571A (en) * | 2000-08-25 | 2002-03-12 | Murata Mach Ltd | Both sided image read-out device |
| CN1280170C (en) * | 2001-12-28 | 2006-10-18 | 尼司卡股份有限公司 | Automatic document supply device |
| JP2004189384A (en) * | 2002-12-10 | 2004-07-08 | Murata Mach Ltd | Invert carrying unit and image forming apparatus |
| CN2693721Y (en) * | 2004-03-19 | 2005-04-20 | 光宝科技股份有限公司 | Paper sheet transport mechanism |
| JP4165550B2 (en) * | 2005-10-17 | 2008-10-15 | ブラザー工業株式会社 | Document feeder |
| JP4635830B2 (en) * | 2005-11-08 | 2011-02-23 | ブラザー工業株式会社 | Document feeder |
| JP4605563B2 (en) * | 2006-02-20 | 2011-01-05 | キヤノンファインテック株式会社 | Automatic document feeder, image reading apparatus, and image forming apparatus |
| CN100546331C (en) * | 2006-11-10 | 2009-09-30 | 亚洲光学股份有限公司 | Two-sided paper feeder with single power source controlling synchronously paper discharge and switching |
| US20090074490A1 (en) * | 2007-09-14 | 2009-03-19 | Kabushiki Kaisha Toshiba | Automatic scanning apparatus |
| TW201006677A (en) * | 2008-08-05 | 2010-02-16 | Avision Inc | Transmission system with bidirectional input and fixed direction output and sheet feeding apparatus using the same |
| JP5321820B2 (en) * | 2009-04-23 | 2013-10-23 | セイコーエプソン株式会社 | Paper transport device |
-
2012
- 2012-03-22 JP JP2012065968A patent/JP5949019B2/en active Active
- 2012-08-15 TW TW101129484A patent/TWI486297B/en active
- 2012-08-16 CN CN201210292511.6A patent/CN103318683B/en active Active
- 2012-08-16 KR KR1020120089352A patent/KR101576961B1/en active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| KR101576961B1 (en) | 2015-12-11 |
| CN103318683A (en) | 2013-09-25 |
| KR20130108030A (en) | 2013-10-02 |
| TWI486297B (en) | 2015-06-01 |
| TW201339079A (en) | 2013-10-01 |
| JP2013193872A (en) | 2013-09-30 |
| JP5949019B2 (en) | 2016-07-06 |
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