CN207869202U - Paper feed and image forming apparatus - Google Patents
Paper feed and image forming apparatus Download PDFInfo
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- CN207869202U CN207869202U CN201820318924.XU CN201820318924U CN207869202U CN 207869202 U CN207869202 U CN 207869202U CN 201820318924 U CN201820318924 U CN 201820318924U CN 207869202 U CN207869202 U CN 207869202U
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- Prior art keywords
- paper feeding
- feeding cassette
- driving motor
- driving
- medium
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Abstract
A kind of paper feed of the utility model offer and image forming apparatus, paper feed includes at least one paper feeding cassette for accommodating medium, each paper feeding cassette has the pickup roller for rubbing medium, with the driving motor of driving pickup roller work, it is connected with each other by circuit between each driving motor, and the drive shaft of each driving motor is connected with the linkage mechanism of corresponding paper feeding cassette respectively, each pickup roller accesses the linkage mechanism of corresponding paper feeding cassette by electromagnetic clutch respectively.The driving motor realization of each paper feeding cassette is connected in series with by the utility model, at work, it is only necessary to which a driving motor job can work for all paper feeding cassettes provides driving power；When the driving motor of acquiescence breaks down, then it can switch other normal driving motors and work on, upkeep operation need not be carried out to the driving motor of failure, can also ensure the normal output requirement of any one paper feeding cassette, working efficiency can be improved.
Description
Technical field
The utility model is related to a kind of paper feeds that can avoid influencing medium output after paper feeding cassette failure, and using should
The image forming apparatus of paper feed.
Background technology
Existing office space is mostly to use a set of image forming apparatus (MFP：Multi-Functional
Peripheral) using as public office equipment, image forming apparatus is acted by following steps：Original copy feedway is used
In putting or conveying original copy, scanning element obtains the optical analog picture signal of original copy by exposing, and is sent to image shape
At unit, image forming unit makes optical analog picture signal form electrostatic latent image on photographic department surface, and transfer section is recycled to make
Electrostatic latent image is transferred to after forming toner image on the medium exported by paper feed, then is determined medium by fixation unit
Movie queen is discharged to paper discharge unit.
Paper feed in the prior art generally uses the paper feed structure of multiple paper feeding cassettes, each paper feeding cassette to contain different rulers
Very little medium, and drive respective pickup roller to work by mutually independent driving motor, when using certain medium, then by corresponding
Paper feeding cassette is supplied.Once the driving motor of some paper feeding cassette breaks down, then the paper feeding cassette cannot work on, Zhi Nengwei
It could be used after shield, such structure not only reduces working efficiency, and also reduces the utilization rate of equipment.
Utility model content
The purpose of this utility model is to provide a kind of paper feed that can avoid influencing medium output after paper feeding cassette failure,
And the image forming apparatus using the paper feed.
Specifically, the utility model provides a kind of paper feed, including accommodates at least one paper feeding cassette of medium, Mei Gesuo
It states paper feeding cassette and has the pickup roller for rubbing medium, and the driving motor of the driving pickup roller work, each driving electricity
Be connected with each other by circuit between machine, and the drive shaft of each driving motor respectively with the linkage of the corresponding paper feeding cassette
Mechanism connects, and each pickup roller accesses the linkage mechanism of the corresponding paper feeding cassette by electromagnetic clutch respectively.
In the another embodiment of the utility model, a kind of image forming apparatus is provided, including：
Original copy feedway conveys original copy to be transferred；
Scanning element, scan manuscript is to obtain optical analog picture signal；
Image forming unit converts the optical analog picture signal to forming toner image on photographic department；
Transfer section, output after the toner image being formed on the photographic department is transferred on medium；
Paper feed, including at least one paper feeding cassette of the medium is accommodated, each paper feeding cassette, which has, rubs medium with the hands
The pickup roller gone out, and the driving motor of the pickup roller work is driven, it is mutually interconnected by circuit between each driving motor
It connects, and the drive shaft of each driving motor is connected with the linkage mechanism of the corresponding paper feeding cassette respectively, each stranding
Paper bowl accesses the linkage mechanism of the corresponding paper feeding cassette by electromagnetic clutch respectively.
The driving motor realization of each paper feeding cassette is connected in series with by the utility model, at work, it is only necessary to a driving
Motor work can work for all paper feeding cassettes and provide driving power；It, then can be with when the driving motor of acquiescence breaks down
Switch other normal driving motors to work on, upkeep operation need not be carried out to the driving motor of failure, can also ensured
The normal output requirement of any one paper feeding cassette.When avoiding the driving motor failure of some paper feeding cassette in the prior art,
Cause the medium of the paper feeding cassette to export the problem of also stopping, working efficiency can be improved, and need not be to the paper feeding cassette of failure
It is replaced, extends the service life of component.
Description of the drawings
Fig. 1 is the image forming apparatus structural schematic diagram of one embodiment of the utility model；
Fig. 2 is the paper feed structural schematic diagram of one embodiment of the utility model；
Structural schematic diagram when Fig. 3 is multiple feedway connections in one embodiment of the utility model.
Specific implementation mode
Hereinafter, the image forming apparatus that embodiment is related to is described in detail with reference made to the accompanying drawings.In addition, same place in each figure
It is marked with same symbol.Define medium " conveying direction " be from paper feeding cassette by each transfer roller towards the direction of paper discharge unit, i.e.,
Using paper feeding cassette end as " upstream side ", paper discharge unit end is used as " downstream side "." top " and " lower section " refers to image as shown in Figure 1
Forming apparatus is normally positioned over "up" and "down" direction when ground.
Fig. 1 is the image forming apparatus structural schematic diagram of one embodiment of the utility model.
In Fig. 1, image forming apparatus 100 can be the MFP (Multi-Function as compounding machine
Peripherals), the equipment such as printer or duplicator.It is illustrated by taking MFP as an example in the following description.
MFP 100 includes an ontology 11 for installing each component, and the top of ontology 11 is provided with conveying original copy
Original copy feedway 12 and operation panel 13.Operation panel 13 includes the operation portion 14 and touch plate type being made of various keys
Display unit 15.
The scanning element 16 for reading original copy is provided in the lower part of original copy feedway 12, scanning element 16 is printed by light
Head exposes to obtain the optical analog picture signal of original copy.It is also equipped with image forming unit 17 in ontology 11 and accommodates each
The paper feed that multiple paper feeding cassettes 18 of kind size medium are constituted.
Image forming unit 17 includes providing the tone of yellow (Y), magenta (M), cyan (C), black (K) a variety of colors
Agent box 28 (28Y, 28M, 28C, 28K), and the photographic department according to the optical analog picture signal of scanning element 16 generation image
20Y, 20M, 20C, 20K, and by the transfer of the image primary transfer on photographic department 20Y, 20M, 20C, 20K to transfer belt 21
Portion.The cleaning unit of residual toner in cleaning photosensitive drums is installed at photographic department 20Y, 20M, 20C, 20K.Each photographic department
There are one photosensitive drums, cleaning unit, which generally comprises, to be arranged in the upward doctor blade of photosensitive drum shaft and cleaning knife for setting, doctor blade and
Cleaning knife can be cleared up the remaining toner of photosensitive drum surface when photosensitive drums rotate.
Transfer belt 21 is erected on driven roller 32 and driven voller 33,34, and driven roller 32 is opposite with secondary transfer roller 35 to match
It sets.When medium S is by between driven roller 32 and secondary transfer roller 35, secondary transfer roller 35 applies transfer voltage will be in transfer belt 21
Toner image be transferred on medium S.Toner in cleaning transfer belt 21 is provided near the driven voller 34 of transfer belt 21
Cleaner 36.
In paper feed between secondary transfer roller 35, it is equipped with the separate roller 37 for taking out the medium S in paper feeding cassette 18 and biography
Roller 38 is sent, the fixing device 39 being fixed to medium S epigraphs is provided in the downstream of secondary transfer roller 35.In fixing device 39
Downstream is provided with the transfer roller 40 that medium S is discharged to paper discharge unit 41.
Further, two-sided transmitting path 42 can also be set in the downstream of fixing device 39.Two-sided transmitting path 42 makes Jie
It is guided to 35 direction of secondary transfer roller after matter S reversions, to carry out printed on both sides to medium S.
As shown in Fig. 2, in an embodiment of the utility model, discloses and used on a kind of image forming apparatus 100
Paper feed comprising accommodate at least one paper feeding cassette 18 of different size medium S respectively, each paper feeding cassette 18 has respectively
The medium S that inside contains is rubbed for transferring the pickup roller 182 of demand, and the driving motor that driving pickup roller 182 works
181, it is connected with each other by circuit between the driving motor 181 of each paper feeding cassette 18 to realize job control, and each paper feeding cassette
The drive shaft 1811 of 18 driving motor 181 respectively with by driving gear 185, one-way clutch 187, linkage gear 186, connection
The linkage mechanism for the corresponding paper feeding cassette 18 that gear 188 is formed after being sequentially connected connects, the pickup roller 182 in each paper feeding cassette 18
Corresponding linkage gear 186 is accessed by electromagnetic clutch 1822 respectively, that is, is accessed in the linkage mechanism of corresponding paper feeding cassette 18.
As shown in figure 3, the linkage mechanism of each paper feeding cassette 18 is serially connected, as long as one of driving motor 181 works,
All linkage mechanisms can be driven by its drive shaft 1811, make each linkage gear 186 while interlocking with the rotation, need paper supply
Paper feeding cassette 18 accesses its pickup roller 182 in the linkage mechanism by electromagnetic clutch 1822, you can realizes rotation paper supply；This
When, the pickup roller 182 for not needing paper supply keeps the state being detached from electromagnetic clutch 1822.It realizes and only needs a driving
Motor 181 works, you can meets the needs of 18 output medium S of any one paper feeding cassette in linkage mechanism.
In the present embodiment, each paper feeding cassette 18 is separately installed with a driving motor 181, but at work, only needs
One of driving motor 181 is wanted to work, other driving motors 181 are used as spare motor, in addition to the driving motor 181 of work
Drive shaft 1811 export outside power, the unpractical workmanship of the drive shafts 1811 of other driving motors 181, once the driving of acquiescence
Motor 181 breaks down, then can switch other normal driving motors 181 and work on, at this point, need not be to the drive of failure
Dynamic motor 181 carries out upkeep operation, can also ensure the normal output requirement of any one paper feeding cassette 18.
When the driving motor 181 that present embodiment avoids some paper feeding cassette 18 in the prior art breaks down, lead to this
The problem of medium S output of paper feeding cassette 18 also stops, can improving working efficiency, and need not to the paper feeding cassette 18 of failure into
Row is replaced, and the service life of component is greatly prolonged.
In the state that each driving motor 181 accesses linkage mechanism, pickup roller 182 does not access simultaneously in each paper feeding cassette 18
In the linkage mechanism, but the pickup roller 182 for the paper feeding cassette 18 for being loaded with suitable dimension medium is only passed through into electromagnetic clutch
1822 access in the linkage mechanism, and the pickup roller 182 of other paper feeding cassettes 18 is held at non-access state.Current paper feeding cassette 18
After the completion of medium S outputs, its pickup roller 182 and its electromagnetic clutch 1822 can be detached from, to which current paper feeding cassette will not be made
18 with follow-up other paper feeding cassettes 18 for carrying out pumped (conveying) medium pumped (conveying) medium simultaneously；It can also make the pickup roller of current paper feeding cassette 18
182 with electromagnetic clutch 1822 be maintained at access state, with reduce the later stage directly using 18 pumped (conveying) medium of paper feeding cassette when connect
The angle of incidence.
The circuit for connecting each paper feeding cassette 18 specifically includes：The control base board 183 being separately positioned on each paper feeding cassette 18, and with
The pulling and inserting type connecting terminal 184 that each control base board 183 connects, adjacent paper feeding cassette 18 are interconnected by 184 phase of pulling and inserting type connecting terminal
It connects, to realize the mutual transmission of signal.When one of driving motor 181 breaks down, its control letter can't be influenced
Number by pulling and inserting type connecting terminal 184 convey, therefore, can directly by signal conversion make any one other normal driving
Motor 181 replaces the driving motor 181 of current failure to work.Do not work or the drive shaft of the driving motor of failure 181 1811 at
In the state of passive rotation (dallying), i.e., the passive rotation under the drive of the drive shaft of working condition 1811, and unpowered output.
In an embodiment of the utility model, the linkage mechanism of each paper feeding cassette 18 may include being mounted on and driving
The power of the drive shaft 1811 of driving gear 185, reception driving motor 181 in the drive shaft 1811 of dynamic motor 181 simultaneously, will
Power passes to the linkage gear 186 of adjacent paper feeding cassette 18, the one-way clutch of connection driving gear 185 and linkage gear 186
187, and connect the connection gear 188 of the linkage gear 186 of adjacent paper feeding cassette 18.
At work, the driving motor 181 of any one paper feeding cassette 18 is made to export power, drive shaft 1811 passes through fixation
Power is passed to linkage gear 186 by the driving gear 185 of connection by one-way clutch 187, and linkage gear 186 is by the power
It is transferred on the linkage gear 186 of adjacent paper feeding cassette 18 by connection gear 188, after transmitting successively, makes entire linkage mechanism
Linkage gear 186 is all in rotary state, at this time, it may be necessary to which the pickup roller 182 of paper supply accesses the connection by electromagnetic clutch 1822
In motivation structure, you can realize medium output.
In said structure, it is only necessary to which one of drive shaft 1811 provides power, and other drive shafts 1811 can
State in passive rotation only can just be used as power output person after being connected to corresponding instruction.Meanwhile except output power
It drives outside gear 185, other gears are all in interlocking with the rotation under passively.
Although in addition, giving the connection relation of specific linkage mechanism here, in other embodiments, also may be used
To increase or decrease the quantity of gear according to specific installation space or installation site.In addition, under the design, can also use
Belt transmits or the schemes such as chain passing power.
As shown in figure 3, being connected for convenience of each driving motor 181, each paper feeding cassette 18 may be used perpendicular to Jie
The structure of installation is superimposed on the direction of matter S, each driving motor 181 is located at the same side of each paper feeding cassette 18, linkage gear 186
In the same row of homonymy, and pulling and inserting type connecting terminal 184 is separately positioned on the paper feeding cassette of 181 installed position of driving motor
18 upper and lower surface, to facilitate adjacent paper feeding cassette 18 to be mutually inserted by pulling and inserting type connecting terminal 184.The setting structure can make
Each paper feeding cassette 18 arbitrarily exchanges installation site.
In an embodiment of the utility model, the working condition of current driving motor 181 is understood for convenience, it can be with
The fault detection unit of detection failure is respectively set on each driving motor 181, utilizes the control unit of image forming apparatus 100
Receiving the signal of fault detection unit and controlling specifies driving motor 181 to work.
When the driving motor 181 of work at present breaks down, the fault detection unit of itself is to image forming apparatus 100
Control unit send fault-signal, after control unit is connected to the signal, then sends and start to specified normal driving motor 181
Signal, to replace failure driving motor 181 to export power, to ensure being normally carried out for medium output.
Control unit can also pass through image forming apparatus 100 while switching the power output of driving motor 181
Operation panel 13 sends the prompt that the driving motor 181 of corresponding paper feeding cassette 18 breaks down to operator.In addition, control unit is also
Pickup roller 182 and the access abjection of electromagnetic clutch 1822 can be controlled.
Although the description of the several embodiments of the utility model, but these embodiments are intended only as example and propose
, it is not intended to limit the scope of the utility model.These new embodiments can be implemented with various other ways,
In the range of not departing from the main idea of utility model, various omissions, displacement, combination and change can be carried out.These embodiments
It is all contained in the scope of the utility model and main idea with its deformation, and it is new to be contained in this practicality recorded in claims
In type and its equivalency range.
Claims (10)
1. a kind of paper feed, including：
At least one paper feeding cassette of medium is accommodated, each paper feeding cassette has the pickup roller for rubbing the medium, and driving
The driving motor of the pickup roller work, which is characterized in that
It is connected with each other by circuit between the driving motor of each paper feeding cassette, and the driving of each driving motor
Axis is connected with the linkage mechanism of the corresponding paper feeding cassette respectively, and each pickup roller passes through electromagnetic clutch access pair respectively
The linkage mechanism for the paper feeding cassette answered.
2. paper feed according to claim 1, which is characterized in that
The circuit includes the control base board being separately positioned on each paper feeding cassette, and is connect with each control base board
Pulling and inserting type connecting terminal, the adjacent paper feeding cassette is connected with each other by the pulling and inserting type connecting terminal.
3. paper feed according to claim 2, which is characterized in that
Each linkage mechanism includes driving gear, reception and transmission in the drive shaft of the driving motor
The linkage gear of the driving motor power connects the one-way clutch of the driving gear and the linkage gear, Yi Jilian
Connect the connection gear of the linkage gear on the adjacent paper feeding cassette.
4. paper feed according to claim 1, which is characterized in that
Further include the control unit of the control driving motor work, detection failure is respectively arranged on each driving motor
Fault detection unit, described control unit switches the dynamic of the driving motor according to the detection signal of the fault detection unit
Power exports.
5. paper feed according to claim 1, which is characterized in that
Each paper feeding cassette is being superimposed installation on the direction of the medium, and the paper feeding cassette between each other can be real
Existing position is exchanged.
6. a kind of image forming apparatus, including：
Original copy feedway conveys original copy to be transferred；
Scanning element scans the original copy to obtain optical analog picture signal；
Image forming unit converts the optical analog picture signal to forming toner image on photographic department；
Transfer section, output after the toner image being formed on the photographic department is transferred on medium；
Paper feed, including at least one paper feeding cassette of the medium is accommodated, each paper feeding cassette, which has, rubs the medium with the hands
The pickup roller gone out, and drive the driving motor of the pickup roller work, which is characterized in that
It is connected with each other by circuit between the driving motor of each paper feeding cassette, and the driving of each driving motor
Axis is connected with the linkage mechanism of the corresponding paper feeding cassette respectively, and each pickup roller passes through electromagnetic clutch access pair respectively
The linkage mechanism for the paper feeding cassette answered.
7. image forming apparatus according to claim 6, which is characterized in that
The circuit includes the control base board being separately positioned on each paper feeding cassette, and is connect with each control base board
Pulling and inserting type connecting terminal, the adjacent paper feeding cassette is connected with each other by the pulling and inserting type connecting terminal.
8. image forming apparatus according to claim 7, which is characterized in that
Each linkage mechanism includes driving gear, reception and transmission in the drive shaft of the driving motor
The linkage gear of the driving motor power connects the one-way clutch of the driving gear and the linkage gear, Yi Jilian
Connect the connection gear of the linkage gear on the adjacent paper feeding cassette.
9. image forming apparatus according to claim 6, which is characterized in that
Further include the control unit of the control driving motor work, detection failure is respectively arranged on each driving motor
Fault detection unit, described control unit switches the dynamic of the driving motor according to the detection signal of the fault detection unit
Power exports.
10. image forming apparatus according to claim 6, which is characterized in that
Each paper feeding cassette is being superimposed installation on the direction of the medium, and the paper feeding cassette between each other can be real
Existing position is exchanged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820318924.XU CN207869202U (en) | 2018-03-08 | 2018-03-08 | Paper feed and image forming apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820318924.XU CN207869202U (en) | 2018-03-08 | 2018-03-08 | Paper feed and image forming apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207869202U true CN207869202U (en) | 2018-09-14 |
Family
ID=63455680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820318924.XU Expired - Fee Related CN207869202U (en) | 2018-03-08 | 2018-03-08 | Paper feed and image forming apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207869202U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109118726A (en) * | 2018-10-26 | 2019-01-01 | 镇江龙成绝缘材料有限公司 | A kind of Kapton production equipment fault pre-alarming device |
-
2018
- 2018-03-08 CN CN201820318924.XU patent/CN207869202U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109118726A (en) * | 2018-10-26 | 2019-01-01 | 镇江龙成绝缘材料有限公司 | A kind of Kapton production equipment fault pre-alarming device |
| CN109118726B (en) * | 2018-10-26 | 2023-11-28 | 镇江龙成绝缘材料有限公司 | Polyimide film production facility trouble early warning device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180914 Termination date: 20200308 |
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| CF01 | Termination of patent right due to non-payment of annual fee |