CN106256735B - Image forming apparatus - Google Patents
Image forming apparatus Download PDFInfo
- Publication number
- CN106256735B CN106256735B CN201610012019.7A CN201610012019A CN106256735B CN 106256735 B CN106256735 B CN 106256735B CN 201610012019 A CN201610012019 A CN 201610012019A CN 106256735 B CN106256735 B CN 106256735B
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- CN
- China
- Prior art keywords
- guiding elements
- image forming
- forming apparatus
- medium
- junction surface
- Prior art date
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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
- B65H29/00—Delivering or advancing articles from machines; Advancing articles to or into piles
- B65H29/12—Delivering or advancing articles from machines; Advancing articles to or into piles by means of the nip between two, or between two sets of, moving tapes or bands or rollers
- B65H29/125—Delivering or advancing articles from machines; Advancing articles to or into piles by means of the nip between two, or between two sets of, moving tapes or bands or rollers between two sets of rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H31/00—Pile receivers
- B65H31/24—Pile receivers multiple or compartmented, e.d. for alternate, programmed, or selective filling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H85/00—Recirculating articles, i.e. feeding each article to, and delivering it from, the same machine work-station more than once
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/65—Apparatus which relate to the handling of copy material
- G03G15/6555—Handling of sheet copy material taking place in a specific part of the copy material feeding path
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2220/00—Function indicators
- B65H2220/09—Function indicators indicating that several of an entity are present
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2402/00—Constructional details of the handling apparatus
- B65H2402/40—Details of frames, housings or mountings of the whole handling apparatus
- B65H2402/45—Doors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2402/00—Constructional details of the handling apparatus
- B65H2402/60—Coupling, adapter or locking means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2404/00—Parts for transporting or guiding the handled material
- B65H2404/60—Other elements in face contact with handled material
- B65H2404/61—Longitudinally-extending strips, tubes, plates, or wires
- B65H2404/612—Longitudinally-extending strips, tubes, plates, or wires and shaped for curvilinear transport path
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2404/00—Parts for transporting or guiding the handled material
- B65H2404/60—Other elements in face contact with handled material
- B65H2404/63—Oscillating, pivoting around an axis parallel to face of material, e.g. diverting means
- B65H2404/632—Wedge member
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2601/00—Problem to be solved or advantage achieved
- B65H2601/10—Ensuring correct operation
- B65H2601/11—Clearing faulty handling, e.g. jams
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2601/00—Problem to be solved or advantage achieved
- B65H2601/30—Facilitating or easing
- B65H2601/32—Facilitating or easing entities relating to handling machine
- B65H2601/321—Access
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2801/00—Application field
- B65H2801/03—Image reproduction devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2801/00—Application field
- B65H2801/03—Image reproduction devices
- B65H2801/06—Office-type machines, e.g. photocopiers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Feeding Of Articles By Means Other Than Belts Or Rollers (AREA)
- Paper Feeding For Electrophotography (AREA)
- Electrophotography Configuration And Component (AREA)
- Separation, Sorting, Adjustment, Or Bending Of Sheets To Be Conveyed (AREA)
Abstract
The present invention provides a kind of image forming apparatus, and the image forming apparatus include:Medium transporting path, medium transporting path branch at predetermined branch location, and medium are transmitted along the medium transporting path with case of bending towards stack portion;The open and close member that can be opened and closed, the open and close member are open so that the exposure of the inside on medium direction of transfer in the upstream region of the branch location of apparatus body;And the guiding elements with guide surface, the guide surface is used as the first guide surface of the medium transporting path in the concave side of the medium transporting path, the guiding elements is supported for that the guiding elements is rotated between guiding orientation and open orientation, in the guiding orientation, the guiding elements guides the medium, and the guiding elements is orientated from the guiding orientation rotation to the opening so that the guide surface of the guiding elements opens.
Description
Technical field
The present invention relates to image forming apparatus.
Background technology
The example of known image forming apparatus includes optional output device, and the optional output device is removably attached
It is connected in the region above apparatus body output link, optional output device includes:Sheet material is exported to towards subiculum
The output link downwards of disk;Sheet material is exported to the output link upwardly towards top tray;Sheet material is sent to downwards
The transmitting path downwards of pallet;Sheet material is sent to the transmitting path upwardly towards top tray;Pallet switches door, the pallet
The sheet material that switching goalkeeper has transmitted along common transmitting path is sent to transmitting path downwards or upwardly transmitting path (Japan
Unexamined Patent Application JP 2005-289540 publications).
The content of the invention
It is therefore an object of the present invention to provide a kind of sheet of paper for being readily able to be stuck from image forming apparatus removal
Image forming apparatus.
According to the first aspect of the invention, there is provided a kind of image forming apparatus, the image forming apparatus include:Medium transmits
Path, medium transporting path branch at predetermined branch location, and medium are along the medium transporting path with case of bending
Transmitted towards stack portion;Can opening and closing open and close member, the open and close member it is open so that apparatus body in medium direction of transfer
On in the upstream region of the branch location inside exposure;And the guiding elements with guide surface, the guide surface is in institute
The concave side for stating medium transporting path is used as the first guide surface of the medium transporting path, and the guiding elements is supported for making
Obtain the guiding elements to rotate between guiding orientation and open orientation, orientation, the guiding elements guiding are guided described
The medium, the guiding elements is from the guiding orientation rotation to the open orientation so as to draw described in the guiding elements
Guide face opens.
According to the second aspect of the invention, formed according to the described image of first aspect in equipment, the guiding elements
Pivot positioned at being separated along the downstream of the medium transporting path towards the medium direction of transfer with the branch location
Position, and when the guiding elements is rotated to the open orientation, first guiding of the medium transporting path
Face increases with the medium transporting path in face of the distance between second guide surface of first guide surface.
According to the third aspect of the invention we, formed according to the described image of first aspect or second aspect in equipment, institute
Guiding elements is stated due to the weight of the guiding elements and from the guiding orientation rotation to the open orientation.
According to the fourth aspect of the invention, according to the image forming apparatus of first aspect either side into the third aspect also
Including:The junction surface being arranged on the apparatus body;The junction surface being arranged on the guiding elements, it is arranged on the guiding
The junction surface on component can engage with the junction surface being arranged on the apparatus body;And it is arranged on the opening and closing
Contact site on component, when the open and close member is moved to closed position from release position, the contact site is with being arranged on institute
Moved while the contact site contact for stating the junction surface on guiding elements relative to the junction surface on the guiding elements
It is dynamic.
According to the fifth aspect of the invention, formed according to the described image of fourth aspect in equipment, the guiding elements
Including maintaining part, the maintaining part makes the junction surface on the guiding elements and the junction surface phase on the apparatus body
Mutually depart from.
According to the sixth aspect of the invention, in the image forming apparatus according to first aspect either side into the 5th aspect
In, the stack portion is fixed to the apparatus body.
According to the first aspect of the invention, can compared with the situation for the guiding elements for being not provided with being rotatably supported
Easily remove the sheet of paper being stuck.
According to the second aspect of the invention, quilt can easily be removed in the state of the medium transporting path relaxes extensively
The sheet of paper blocked.
According to the third aspect of the invention we, the medium transporting path can reliably be relaxed.
According to the fourth aspect of the invention, the guiding elements reliably connects with the junction surface on the apparatus body
Close.
According to the fifth aspect of the invention, the operation that the medium transporting path can perform in response to user reliably becomes
It is wide.
According to the sixth aspect of the invention, the medium that can prevent from stacking drops.
Brief description of the drawings
The illustrative embodiments of the present invention will be described in detail based on following accompanying drawing, in the accompanying drawings:
Fig. 1 is the diagrammatic cross-section for the internal structure for showing image forming apparatus;
Fig. 2 is the diagrammatic cross-section for the sheet conveying path for showing sheet carrying device;
Fig. 3 is to show cuing open in the state of going out guiding elements and the being in open orientation sheet conveying path of sheet carrying device
Face schematic diagram;
Fig. 4 is the solid for showing the internal structure of sheet carrying device in the state of guiding elements is in guiding orientation
Figure;
Fig. 5 is the solid for showing the internal structure of sheet carrying device in the state of guiding elements is in open orientation
Figure;
Fig. 6 is the diagrammatic cross-section for showing such mode, in this approach, when guiding elements engages with apparatus body
Open and close member is closed;
Fig. 7 is the diagrammatic cross-section for showing such mode, in this approach, when guiding elements does not engage with apparatus body
When open and close member close;
Fig. 8 is the diagrammatic cross-section for showing the state that guiding elements and open and close member engage with apparatus body;And
Fig. 9 is the diagrammatic cross-section for showing such image forming apparatus, and in the image forming apparatus, open and close member is opened
Put and guiding elements is in open and is orientated.
Embodiment
The present invention is explained in further detail by describing illustrative embodiments and embodiment with reference to the accompanying drawings.But
The invention is not restricted to the illustrative embodiments and embodiment.
It should be noted that the accompanying drawing of reference is schematical in following description, thus for example dimension scale is not equal to
Actual dimension scale.The part in addition to it must explain suitably is eliminated in accompanying drawing in order to understand.
1. general structure and the operation of image forming apparatus
Fig. 1 is the vertical cross section for the internal structure for showing image forming apparatus 1.
General structure and the operation of image forming apparatus 1 are described with reference to the accompanying drawings.
Image forming apparatus 1 include control device 10, sheet feed devices 20, photosensitive unit 30, developing apparatus 40, transfer
Device 50, fixing device 60 and sheet carrying device 70.Record is received to have the paper output tray list of sheet of paper of image
First T1 is arranged on the upper surface of image forming apparatus 1 (Z-direction side surface).
Control device 10 includes:Controller 11, the controller control the operation of image forming apparatus 1;Graphics processing unit
12, the graphics processing unit performs the operation controlled by controller 11;And supply unit 13.Supply unit 13 is to including photosensitive
Device including unit 30, developing apparatus 40 and transfer device 50 applies voltage.
Graphics processing unit 12 will input type information so far from external information transmitting device (such as personal computer)
It is converted into the image information for forming sub-image, and in predetermined timing to exposure device output drive signal.
The sheet feed devices 20 for accommodating the sheet of paper P that a pile is used as medium are arranged on the bottom of image forming apparatus 1.
By the sheet of paper P that registering plate (not shown) positions in the direction of the width by sheet material extraction unit 22 along forward direction (- X sides
To) once extract one.
The sheet of paper P extracted by sheet material extraction unit 22 is sent to occlusion of the registration roller to 23 along sheet conveying path
Portion.
Photosensitive unit 30 includes photosensitive drums 31, and these photosensitive drums are disposed adjacently to one another above sheet feed devices 20
In the region of (along Z-direction side).Corresponding developing apparatus 40 is by the color of yellow (Y), magenta (M), cyan (C) and black (K)
Toner image is formed in photosensitive drums 31.
In primary transfer processing, the toner image phase of the respective color formed in the photosensitive drums 31 of photosensitive unit 30
After being electrostatically transferred on the intermediate transfer belt 51 being included in transfer device 50, so as to form the stacked stacked color of assorted toner
Toner image.Stacked toner image in transfer belt 51 formed between is transferred to by from alignment rolls by secondary transfer roller 52
To 23 transmission and by the sheet of paper P of transmission guide means guide.
Fixing device 60 includes the fixing bite (fixing area) in such region, in this region, a pair of moulds
Block is that heating module 61 is mutually pressed against with compression module 62.
By transfer device 50 transferred with toner image sheet of paper P in the state of toner image is unfixed edge
Transmission guide device 53 is sent to the fixing bite of fixing device 60.The pair of module is heating module 61 and compression module
62 apply heat with pressure so that toner image is fixed to toner image.
Sheet of paper P formed with fixing toner image is guided by the first transmitting path S1 of sheet carrying device 70
And from the first outlet roller to 80 outputs to the paper output tray unit T1 on the upper surface of image forming apparatus 1.Work as paper
Sheet material P will be overturn when having the face-up state output of image so as to duplex printing or with record, and direction of transfer is by first
Switching door G1 switches to the direction towards the second transmitting path S2.
Second transmitting path S2 extends to the second switching door G2, and the second switching door is in face-down paper output mode and face
Switch upward between paper output mode, in the paper output mode down, sheet of paper P has the face of image in record
From the second outlet roller to 81 outputs to paper output tray T2, in face-up paper output mode, paper in the state of down
Sheet material P record have image it is face-up in the state of from the 3rd outlet roller to 82 outputs to paper output tray T3.
2. structure and the operation of sheet carrying device
Fig. 2 is the diagrammatic cross-section for the sheet conveying path for showing sheet carrying device 70.Fig. 3 is shown in guiding elements
75 the sheet conveying path of sheet carrying device 70 in the state of open be orientated diagrammatic cross-section.
Description is included in the structure of the sheet carrying device 70 in image forming apparatus 1 with reference to the accompanying drawings and sheet material transmission is grasped
Make.
The structure of 2.1 sheet material delivery units
As shown in Figure 2, sheet carrying device 70 includes:Guide device 71a and 71b;Transport roller pair 72,73 and 74;The
One switching door G1, the second switching door G2, the first outlet roller are to the 80, second outlet roller to the 81, the 3rd outlet roller to 82 and guiding
Component 75.
Guide device 71a and 71b positioned at the fixing bite downstream of fixing device 60 has toner image by fixing
Sheet of paper P is guided to transport roller pair 72.From transport roller pair 72 extend to the first outlet roller to 80 the first transmitting path S1 by
First switching door G1 is limited.
As denoted by the arrows in fig. 2, be supported for can be for sheet of paper P to be guided to first defeated the first switching door G1
Go out roller to 80 first position and rotate for sheet of paper P to be guided between the second place of transport roller pair 73.
The first switching door G1 be located at be used for by sheet of paper P guide to the first outlet roller to 80 first position state
Under, extend to the first outlet roller from transport roller pair 72 and 80 the first transmitting path S1 is bent to suppress device height increase.
Second transmitting path S2 is arranged on the downstream of transport roller pair 72, and the second switching door G2 positions along sheet material direction of transfer
At the second transmitting path S2 branch point.
As shown by the arrows in Figure 2, the second switching door G2 is connected to the second transmitting path S2 to guide sheet of paper P to the
Two outlet rollers to 81 the 3rd transmitting path S3, or be connected to by sheet of paper P guide to the 3rd outlet roller to 82 the 4th
Transmitting path S4.
Paper output tray T2 receives the sheet of paper for the face-down state (face-down state) for having image in record
P.Paper output tray T3 receives the sheet of paper P for the face-up state (face-up state) for having image in record.
The formation of 2.2 sheet conveying paths
Second transmitting path S2 by guiding elements 75 Web guide face 75a a part and be used as the 3rd transmitting path S3
The guide device 76 in one of Web guide face limit.3rd transmitting path S3 is switched the of door G2 by guide device 76 and second
One guide surface G2a is limited.
The 4th transmitting path S4 part for being located at the upstream of transport roller pair 74 on sheet material direction of transfer is in concave side by drawing
The Web guide face 75a for leading component 75 is limited, and is limited in convex side by the second switching door G2 the second guide surface G2b.The
Four transmitting path S4 are on sheet material direction of transfer positioned at the part in the downstream of transport roller pair 74 by Web guide face 75a and guide device
77 limit.
The whole main body of guiding elements 75 is bending in profile, and including compression roller 73b and 74b, compression roller
73b and 74b, which is urged into from the Web guide face 75a for the concave side for limiting the second transmitting path S2 and the 4th transmitting path S4, to be stretched
Go out.
The driven roller 73a that compression roller 73b is rotatably belonging to transport roller pair 73 is pressed against, and is transmitted along second
Path S2 transmission sheet of paper P.The driven roller 74a that compression roller 74b is rotatably belonging to transport roller pair 74 is pressed against, and
And sheet of paper P is sent to the 4th transmitting path S4 from the second transmitting path S2.
The open operation of 2.3 sheet conveying paths
As shown in Figure 3, guiding elements 75 is because its own weight is around support shaft 75b rotations, so that the second transmission path
Footpath S2 and the 4th transmitting path S4 is opened.
Support shaft 75b as pivot is positioned at from branch location towards the position of the downstream of sheet material direction of transfer separation
Put.When guiding elements 75 is rotated to open be orientated, the second transmitting path S2 and the 4th transmitting path S4 are open so that guiding
The distance between face increases (as indicated by the arrows in fig. 3).
3. remove the operation for the sheet of paper being stuck
Fig. 4 is show in the state of guiding elements 75 the is in guiding orientation internal structure of sheet carrying device 70 vertical
Body figure.Fig. 5 is the solid for showing the internal structure of sheet carrying device 70 in the state of guiding elements 75 is in open orientation
Figure.Fig. 6 is the diagrammatic cross-section for showing such mode, in this approach, is opened when guiding elements 75 engages with apparatus body
Component 100 is closed to close.Fig. 7 is the diagrammatic cross-section for showing such mode, in this approach, when guiding elements 75 not with equipment
Open and close member 100 is closed during body engagement.Fig. 8 is to show shape that guiding elements 75 and open and close member 100 engage with apparatus body
The diagrammatic cross-section of state.Fig. 9 is to show that open and close member 100 opens and guiding elements 75 is in the section for opening the state being orientated
Schematic diagram.
The operation for the sheet of paper that the removals of image forming apparatus 1 is stuck is described below in reference to accompanying drawing.
3.1 remove the operation for the sheet of paper being stuck
As shown in Figure 4, when the open and close member 100 of apparatus body opens the inside exposure for causing apparatus body, in paper
While be fixed to apparatus body, the sheet carrying device 70 positioned at the downstream of fixing device 60 exposes by output pallet T3.
Open and close member 100 includes junction surface 102, and the junction surface rotates in response to the operation of action bars 101.Junction surface
102 have engagement recesses 102a, and the engagement recesses engage with the boss 110 as the junction surface being arranged on apparatus body, from
And maintain from the sheet material extraction units 22 of sheet feed devices 20 via registration roller to 23 and second transfer roll 52 extend to transmission
The sheet conveying path of guide device 53.
Guiding elements 75 is held at guiding orientation so that its downstream part on sheet material direction of transfer is by support
Axle 75b is pivotally supported on apparatus body, and cause its be arranged on the junction surface 78 of sheet material direction of transfer upstream side with
The boss 120 for also serving as the junction surface being arranged on apparatus body engages.
As shown in Figure 5, when the action bars 79 of operation guide component 75 in the case of being exposed in sheet carrying device 70,
Junction surface 78 is discharged in response to the operation of action bars 79 from boss 120, is orientated so as to which guiding elements 75 is rotated to open.
When guiding elements 75 is in open orientation, the second transmitting path S2 and the 4th transmitting path S4 are opened so that the
The guide device 77 that three transmitting path S3 guide device 76, second switches door G2 and the 4th transmitting path S4 exposes, so as to
Allow to remove the sheet of paper being stuck.
The support shaft 75b of pivot as guiding elements 75 is located at from branch location towards the downstream of sheet material direction of transfer
The position of side separation.When guiding elements 75 is rotated to open be orientated, the second transmitting path S2 and the 4th transmitting path S4 is opened
Put so that the distance between guide surface increases.
Therefore, user can easily remove the sheet of paper being stuck.
When the sheet conveying path of sheet carrying device 70 to be exposed, user is stacked with sheet of paper P's not moving
The action bars 101 of controlled opening/closing component 100 in the case of paper output tray T3, so that sheet carrying device 70 exposes.So
Afterwards, the action bars 79 of user's operation guide component 75.Therefore, the sheet conveying path of sheet carrying device 70 is due to its own weight
Measure and open (referring to Fig. 9).
Therefore, the operation for the sheet of paper that user's removal to be performed is stuck is it will be apparent that being missed so as to reduce
The risk of operation.
Because sheet carrying device can be made in the case where not moving the paper output tray T3 for being stacked with sheet of paper P
70 exposures, so without providing the mechanism for preventing that the sheet of paper being stacked on paper output tray T3 from dropping.Therefore, can be with
Reduce the size of apparatus body.
3.2 close the operation of sheet carrying device
Fig. 6 shows such mode, in this approach, the open and close member when guiding elements 75 engages with apparatus body
100 close.In the image forming apparatus 1 according to this illustrative embodiments, when junction surface 78 is arranged on equipment sheet with being used as
When the boss 120 at the junction surface on body engages, the guiding elements 75 for limiting the sheet conveying path of sheet carrying device 70 is protected
Hold in guiding orientation.
When opening rotates into the open and close member 100 for exposing the inside of apparatus body along closing direction (referring in Fig. 6
Arrow), the engagement recesses 102a in junction surface 102 engages with the boss 110 as the junction surface being arranged on apparatus body, from
And establish following state:Maintain to extend to 23 and secondary transfer roller 52 via alignment rolls transmission guiding from sheet material extraction unit 22
The sheet conveying path of device 53.
Therefore, confrontation applies to the compression roller 73b and 74b for the transport roller pair 73 and 74 being included in sheet carrying device 70
The reaction force of contact received by the junction surface 78 of guiding elements 75, and do not apply to open and close member 100.Therefore,
The shutoff operation of open and close member 100 can be easily performed independently of the shutoff operation of guiding elements 75.
Fig. 7 shows such mode, in this approach, is closed in the case where guiding elements 75 does not engage with apparatus body
Close open and close member 100.
Open and close member 100 includes projected rib 103, and the projected rib is stretched out from the inner surface of open and close member 100.Performing opening and closing
During the shutoff operation of component 100, projected rib 103 moves towards sheet carrying device 70, so as to being formed in guiding elements 75
Junction surface 78 on inclined plane 78a contact.
Connect when in the projected rib 103 of open and close member 100 and the inclined plane 78a on junction surface 78 of the formation in guiding elements 75
When the shutoff operation of open and close member 100 is performed while touching, projected rib 103 rotates (the arrow R2 in such as Fig. 7 making junction surface 78
It is shown) while move (arrow R1 as shown in Figure 7) so that junction surface 78 and the boss 120 being arranged on apparatus body
Engagement.
When open and close member 100 further rotates along closing direction, the engagement recesses 102a in junction surface 102 is set with being used as
The boss 110 for putting the junction surface on apparatus body engages, so as to maintain from sheet material extraction unit 22 via alignment rolls to 23
The inside of pass hull closure body in the state of the sheet conveying path for transmitting guide device 53 is extended to secondary transfer roller 52.
Therefore, i.e., box lunch performs the closing of open and close member 100 in the case where guiding elements 75 does not engage with apparatus body
During operation, the guiding elements 75 of sheet carrying device 70 can also reliably with as the junction surface being arranged on apparatus body
Boss 120 engages and is kept into guiding orientation.
Fig. 8 shows the state that guiding elements 75 and open and close member 100 engage with apparatus body.
In the image forming apparatus 1 according to this illustrative embodiments, the guiding that is included in sheet carrying device 70
The junction surface 78 of component 75 engages with the boss 120 on apparatus body, so that guiding elements 75 is held at guiding orientation.
In addition, the junction surface 102 of open and close member 100 engages with the boss 110 on apparatus body, so as to maintain from sheet material
Extraction unit 22 extends to the shape of the sheet conveying path of transmission guide device 53 via registration roller to 23 and secondary transfer roller 52
The inside of pass hull closure body under state.
Therefore, confrontation applies to the compression roller 73b and 74b for the transport roller pair 73 and 74 being included in sheet carrying device 70
The reaction force of contact received by the junction surface 78 of guiding elements 75, and do not apply to open and close member 100, so as to
Enough suppress open and close member 100 to deform.
Purpose to illustrate and describing provides the above description of the illustrative embodiments for the present invention.It is not intended as
The exhaustive present invention limits the invention to exact form disclosed.Obviously, multiple modifications and change are to art technology
It is obvious for personnel.Selected and description embodiment is to preferably explain the principle and in fact of the present invention
Border apply, hence in so that others skilled in the art it will be appreciated that the present invention various embodiments and be suitable for being conceived
Concrete application various modifications.Protection scope of the present invention ought to be limited by appended claims and its equivalent.
Claims (13)
1. a kind of image forming apparatus, the image forming apparatus include:
Transfer device, the transfer device are configured to toner image being transferred to the surface of medium;
Fixing device, the fixing device are configured to the toner image on the surface of the medium being fixed;
Medium conveying apparatus, the medium conveying apparatus are located at the transfer device and the fixing device on medium direction of transfer
Downstream, and between the fixing device and at least one medium output pallet, wherein, the medium conveying apparatus bag
Include:
Medium transporting path, medium transporting path branch at predetermined branch location, and medium are along the medium transmission path
Transmitted with case of bending towards stack portion in footpath;And
Guiding elements with guide surface, the guide surface are used as the medium transmission path in the concave side of the medium transporting path
First guide surface in footpath, the guiding elements are supported for enabling the guiding elements between guiding orientation and open orientation
Rotation, in the guiding orientation, the guiding elements guides the medium, the guiding elements from the guiding orientation rotation to
The open orientation is so that the guide surface of the guiding elements opens;And
Can opening and closing open and close member, the open and close member it is open so that apparatus body on the medium direction of transfer in institute
State the inside exposure in the upstream region of branch location.
2. image forming apparatus according to claim 1,
Wherein, the pivot of the guiding elements is located at along the medium transporting path towards the downstream of the medium direction of transfer
The position that side separates with the branch location, and
Wherein, when the guiding elements is rotated to the open orientation, first guide surface of the medium transporting path
Increase with the medium transporting path in face of the distance between second guide surface of first guide surface.
3. image forming apparatus according to claim 1 or 2,
Wherein, the guiding elements is taken due to the weight of the guiding elements from the guiding orientation rotation to the opening
To.
4. image forming apparatus according to claim 1 or 2, the image forming apparatus also include:
The junction surface being arranged on the apparatus body;
The junction surface being arranged on the guiding elements, the junction surface being arranged on the guiding elements can be with being arranged on institute
State the junction surface engagement on apparatus body;And
The contact site being arranged on the open and close member, should when the open and close member is moved to closed position from release position
Relative to the guiding structure while contact site of the contact site at the junction surface with being arranged on the guiding elements contacts
Junction surface movement on part.
5. image forming apparatus according to claim 3, the image forming apparatus also include:
The junction surface being arranged on the apparatus body;
The junction surface being arranged on the guiding elements, the junction surface being arranged on the guiding elements can be with being arranged on institute
State the junction surface engagement on apparatus body;And
The contact site being arranged on the open and close member, should when the open and close member is moved to closed position from release position
Relative to the guiding structure while contact site of the contact site at the junction surface with being arranged on the guiding elements contacts
Junction surface movement on part.
6. image forming apparatus according to claim 4,
Wherein, the guiding elements includes maintaining part, and the maintaining part makes the junction surface on the guiding elements be set with described
The junction surface on standby body is mutually disengaged.
7. image forming apparatus according to claim 5,
Wherein, the guiding elements includes maintaining part, and the maintaining part makes the junction surface on the guiding elements be set with described
The junction surface on standby body is mutually disengaged.
8. image forming apparatus according to claim 1 or 2,
Wherein, the stack portion is fixed to apparatus body.
9. image forming apparatus according to claim 3,
Wherein, the stack portion is fixed to apparatus body.
10. image forming apparatus according to claim 4,
Wherein, the stack portion is fixed to apparatus body.
11. image forming apparatus according to claim 5,
Wherein, the stack portion is fixed to apparatus body.
12. image forming apparatus according to claim 6,
Wherein, the stack portion is fixed to apparatus body.
13. image forming apparatus according to claim 7,
Wherein, the stack portion is fixed to apparatus body.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015-124434 | 2015-06-22 | ||
JP2015124434A JP6515701B2 (en) | 2015-06-22 | 2015-06-22 | Image forming device |
Publications (2)
Publication Number | Publication Date |
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CN106256735A CN106256735A (en) | 2016-12-28 |
CN106256735B true CN106256735B (en) | 2018-02-13 |
Family
ID=57587611
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201610012019.7A Active CN106256735B (en) | 2015-06-22 | 2016-01-08 | Image forming apparatus |
Country Status (3)
Country | Link |
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US (1) | US20160368726A1 (en) |
JP (1) | JP6515701B2 (en) |
CN (1) | CN106256735B (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016218286A (en) * | 2015-05-21 | 2016-12-22 | キヤノン株式会社 | Image forming apparatus and sheet conveyance device |
JP6682798B2 (en) * | 2015-10-15 | 2020-04-15 | 富士ゼロックス株式会社 | Image forming apparatus, recording material conveying apparatus, and image forming system |
JP6716934B2 (en) * | 2016-02-03 | 2020-07-01 | コニカミノルタ株式会社 | Paper post-processing device and image forming system including paper post-processing device |
JP7473866B2 (en) * | 2019-12-24 | 2024-04-24 | 株式会社リコー | Recording medium conveying device and image forming apparatus |
JP2022152386A (en) * | 2021-03-29 | 2022-10-12 | 富士フイルムビジネスイノベーション株式会社 | Conveying device, and image forming apparatus |
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CN101844706A (en) * | 2009-03-27 | 2010-09-29 | 兄弟工业株式会社 | Sheet output unit and manuscript handling device |
US7979000B2 (en) * | 2008-07-04 | 2011-07-12 | Ricoh Company Limited | Transfer unit and image forming apparatus |
US9323212B2 (en) * | 2014-01-31 | 2016-04-26 | Canon Kabushiki Kaisha | Image forming apparatus having openable inside and outside units |
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JPS6033356U (en) * | 1983-08-10 | 1985-03-07 | コニカ株式会社 | copying device |
JP2000044086A (en) * | 1998-05-22 | 2000-02-15 | Sharp Corp | Image forming device |
JP4239690B2 (en) * | 2003-06-02 | 2009-03-18 | セイコーエプソン株式会社 | Paper transport device and image forming apparatus |
JP4341445B2 (en) * | 2004-03-31 | 2009-10-07 | 富士ゼロックス株式会社 | Image forming apparatus |
US7734217B2 (en) * | 2007-04-24 | 2010-06-08 | Toshiba Tec Kabushiki Kaisha | Sheet post-processing apparatus with protection cover |
JP5134347B2 (en) * | 2007-12-04 | 2013-01-30 | 京セラドキュメントソリューションズ株式会社 | Image forming apparatus |
JP5157688B2 (en) * | 2008-07-04 | 2013-03-06 | 株式会社リコー | Transfer unit and image forming apparatus |
US8620183B2 (en) * | 2008-10-16 | 2013-12-31 | Canon Kabushiki Kaisha | Sheet conveying apparatus and image forming apparatus |
JP2011011828A (en) * | 2009-06-30 | 2011-01-20 | Konica Minolta Business Technologies Inc | Image forming device |
KR101636550B1 (en) * | 2009-09-28 | 2016-07-06 | 삼성전자 주식회사 | Image forming apparatus |
JP5990602B2 (en) * | 2015-01-19 | 2016-09-14 | 京セラドキュメントソリューションズ株式会社 | Image forming apparatus |
JP6323377B2 (en) * | 2015-03-27 | 2018-05-16 | 京セラドキュメントソリューションズ株式会社 | Sheet conveying apparatus and image forming apparatus provided with the same |
-
2015
- 2015-06-22 JP JP2015124434A patent/JP6515701B2/en active Active
- 2015-11-09 US US14/935,795 patent/US20160368726A1/en not_active Abandoned
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2016
- 2016-01-08 CN CN201610012019.7A patent/CN106256735B/en active Active
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US7979000B2 (en) * | 2008-07-04 | 2011-07-12 | Ricoh Company Limited | Transfer unit and image forming apparatus |
CN101844706A (en) * | 2009-03-27 | 2010-09-29 | 兄弟工业株式会社 | Sheet output unit and manuscript handling device |
US9323212B2 (en) * | 2014-01-31 | 2016-04-26 | Canon Kabushiki Kaisha | Image forming apparatus having openable inside and outside units |
Also Published As
Publication number | Publication date |
---|---|
JP6515701B2 (en) | 2019-05-22 |
US20160368726A1 (en) | 2016-12-22 |
CN106256735A (en) | 2016-12-28 |
JP2017009775A (en) | 2017-01-12 |
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