CN202267822U - Image forming equipment - Google Patents
Image forming equipment Download PDFInfo
- Publication number
- CN202267822U CN202267822U CN2011203518137U CN201120351813U CN202267822U CN 202267822 U CN202267822 U CN 202267822U CN 2011203518137 U CN2011203518137 U CN 2011203518137U CN 201120351813 U CN201120351813 U CN 201120351813U CN 202267822 U CN202267822 U CN 202267822U
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- CN
- China
- Prior art keywords
- guide member
- image forming
- forming apparatus
- print media
- transfer roller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model relates image forming equipment which comprises a body, wherein, the body comprises a paper supplying disc storing a plurality of printing media, a paper feeder, a carrying roller pair, a transmission roller pair, and a guidance component used for picking and transmitting the paper feeder device to the carrying roller pair and guiding the printing media to the transmission roller pair, wherein, the guidance component can rotatably arranged in the body; an elastic component is also arranged on the guidance component and capable of allowing the guidance component to reset; and when the front end of the printing medium P is positioned at the position where the guidance component is positioned or the tail end of the printing medium P is positioned between the carrying roller pair and the transmission roller pair, and the paper is clamped, an operator can open a front cover, and the guidance component can be elevated freely through rotation, so the clamped paper can be smoothly and integrally extracted from the exterior of the image forming equipment, the problem of clamping paper is solved, and the problem that the hand of the operator is scratched when extending into the interior of the image forming equipment for removing the clamped paper is also solved.
Description
Technical field
The utility model relates to a kind of image forming apparatus.
Background technology
At present, along with progress of science and technology, image forming apparatus such as laser printer, duplicating machine, facsimile recorder, all-in-one multifunctional machine etc. are widely used in people's work and the life.
As the laser printer of image forming apparatus, its image processing apparatus image-forming principle is following: laser instrument is recharged in handle box according to image information to carry out on the photosensitive-member of device uniform charging and optionally makes public to form corresponding electrostatic latent image.Make sub-image on photosensitive-member, form toner image through development then, and the toner image on the photosensitive-member is transferred on the print media, thereby on print media, form visual toner image by transfer device.
In the traditional image forming device; After print media is picked up by pick device; Usually by hard-wired guide member print media is guided between photosensitive-member and the transfer device, through parts such as guide member, fixing device and dischargers print media is guided and send out image forming apparatus successively afterwards.
In the image forming apparatus of said structure; Print media in transport process, when paperboard takes place between hard-wired guide member because the paper road is long and guide member for fixedly installing; The operator need be through dismounting paper feeding disk or handle box; Then hand is stretched into image forming apparatus inside and take paperboard, thereby cause paperboard to be torn easily, the part paperboard still remains in the phenomenon that can't take out in the equipment and occurs; Hinder carrying out smoothly of image forming apparatus subsequent job, operator's hand might be scratched by the device interior miscellaneous part simultaneously.
The utility model content
The utility model provides a kind of image forming apparatus, the technical matters that is not easy to discharge during with solution conventional images forming device paperboard.
In order to solve above technical matters, the technical scheme that the utility model is taked is:
A kind of image forming apparatus; Comprise body; Said body comprise the sheet feed stacker that can store many print media, paper feeding device, carrying roller to, transfer roller to right print media guides to the right guide member of said transfer roller with paper feeding device is picked up and be sent to carrying roller; Said guide member can be rotatably set in the body, also is provided with the elastomeric element that rotatable guide member is resetted on the said guide member.
The front end of said body is provided with protecgulum, also is provided with the projection that the said guide member of restriction rotates in the certain angle scope on the said protecgulum.
Said angular range is in 10 degree.
Said guide member is installed on the right last transfer roller of said transfer roller.
Said guide member is installed on the right following transfer roller of said transfer roller.
Said body also comprises sidewall, and said guide member is installed in said going up on the corresponding body two side, transfer roller two ends.
Said body also comprises sidewall, and said guide member is installed on the corresponding body two side, said transfer roller two ends down.
Said elastomeric element one end is connected with said guide member, and the other end is connected with said body corresponding component.
Said image forming apparatus; Also comprise transfer printing unit, fixation unit, photographic fixing deliverying unit, deliverying unit, laser scan unit and handle box; Said transfer roller is sent to transfer printing unit with print media; The laser beam irradiation that said laser scanner will have an image information in the handle box by on the photosensitive drums of uniform charging; Make said photosensitive drum surface form latent image, the developer roll in the said handle box is transferred to carbon dust on the said photosensitive drums, makes the latent image development on the said photosensitive drum surface form visual carbon dust image.Said photosensitive drums of carrying the carbon dust image and transfer printing unit acting in conjunction with the carbon dust image transfer to print media, through the print media after the transfer printing by said fixation unit photographic fixing, again through photographic fixing deliverying unit and deliverying unit discharge.
Also be provided with the discharge dish on the said body, the print media of discharging through photographic fixing deliverying unit and deliverying unit is discharged on the said discharge dish.
After having adopted technique scheme, be arranged in the image forming apparatus body because guide member is rotatable, also be provided with the elastomeric element that rotatable guide member is resetted on the guide member.When the tip of print media P be in guide member present position or print media P end carrying roller to and transfer roller between when paperboard takes place; The operator can open protecgulum; Guide member is rotated freely to be lifted; Being implemented in the image processing system outside will be by paperboard Zhang Shunli and complete taking-up, removes paperboard, can avoid the operator that hand is stretched into the inner phenomenon of removing paperboard and being scratched of image forming apparatus again.Guide member returns to guide position after removing paperboard under the effect of elastomeric element.Also be provided with the projection that the said guide member of restriction rotates on the protecgulum in the certain angle scope; Projection breaks away from guide member when opening protecgulum; Releasing is to the restriction of guide member, and when closing protecgulum, the projection on the protecgulum can either prevent effectively that guide member is too high by print media jack-up in the print job process; Thereby reduced requirement of strength to torsion spring; Practice thrift production cost, guide member is spent with interior rotation in angle 10, guaranteed the smooth transmission of the print media of various different-thickness or rigidity.
Description of drawings
Fig. 1 is the cross-sectional view of image forming apparatus in the utility model;
Fig. 2 is the structural representation when protecgulum is closed in the utility model;
Fig. 3 is the A portion partial view of Fig. 2;
Fig. 4 is the B portion partial view of Fig. 2;
Structural representation when Fig. 5 opens the eliminating paperboard for protecgulum in the utility model.
Embodiment
The utility model provides a kind of image forming apparatus, and like laser printer, ink-jet printer, duplicating machine, all-in-one multifunctional machine etc., said image forming apparatus has paperboard and gets rid of mechanism; It is simple that said paperboard is got rid of mechanism structure; Can reduce the requirement of strength of elastomeric element, practice thrift cost, guarantee the smooth transmission of the print media of various different-thickness or rigidity; Again can be in the image forming apparatus outside will be by paperboard Zhang Shunli and complete taking-up; Remove paperboard, be convenient to accomplish smoothly print subsequent job, and can avoid the operator that hand is stretched into the inner phenomenon of removing paperboard and being scratched of image forming apparatus.Be example below with the laser printer and combine accompanying drawing that the utility model is explained further details.
Fig. 1 is the structural representation of image forming apparatus.Image forming apparatus is that laser printer 1 is provided with laser printer body 2, said laser printer body 2 mainly comprise the sheet feed stacker 3 that can store many print media P, paper feeding device 4, carrying roller to 5, transfer roller to 6, transfer printing unit 7, fixation unit 8, photographic fixing deliverying unit 9, deliverying unit 10, laser scan unit 12 and handle box 13.Said handle box 13 dismountable being installed in the laser printer body 2.Said laser printer body 2 comprises the discharge dish 11 that is arranged on laser printer body 2 tops and the protecgulum 21 of front end.
The operation process of laser printer 1 is following: be stored in print media P on the sheet feed stacker 3 in the laser printer 1 and picked up one by one by paper feeding device 4 and be sent to carrying roller to 5; By guide member 20 print media P is guided to transfer roller accurately to 6 then, transfer roller 6 is sent to transfer printing unit 7 with print media P.The laser beam irradiation that laser scanner 12 will have an image information by on the photosensitive drums 14 of uniform charging, makes photosensitive drums 14 surfaces form latent images in the handle box 13.Be provided with the developer roll (not shown) in the said handle box 13 carbon dust is transferred on the photosensitive drums 14, photosensitive drums 14 lip-deep latent images are developed form visual carbon dust image.The photosensitive drums 14 of carrying the carbon dust image and transfer printing unit 7 actings in conjunction with the carbon dust image transfer to print media P., by fixation unit 8 photographic fixing the carbon dust image is firmly being decided on print media P through the print media P after the transfer printing, after photographic fixing deliverying unit 9 be discharged on the discharge dish 11 with deliverying unit 10.
In the transport process of print media P in laser printer 1; Because print media P fold, inclination or other reasons; Cause tip when paper be in guide member 20 present positions or paper end at carrying roller to 5 and transfer roller when paperboard taking place between to 6, influence print job and carry out smoothly.To combine accompanying drawing to describe the related paperboard of the utility model in detail below and get rid of mechanism.
To shown in Figure 4, said paperboard is got rid of mechanism and is comprised guide member 20 like Fig. 1, and transfer roller is to 6, protecgulum 21 and elastomeric element 60.
Said guide member is rotatable to be installed in the rotating shaft of transfer roller to a roller in 6; Also can rotatablely be arranged at the sidewall (not shown) first-class position of laser printer body 2 transfer rollers to 6 both sides, guide member described in the present embodiment 20 is rotatable to be installed on the rotating shaft 61a of transfer roller to 6 last transfer roller 61; Said protecgulum 21 rotatable being installed on the laser printer body 2 also can mode be dismountable is installed on the laser printer body 2 through clamping or screw connection etc., adopts rotatable connected mode in the present embodiment; Be wholely set on the said protecgulum 21 or be installed with projection 31 through modes such as screws.As shown in Figure 2; When said protecgulum 21 is in closure state; Projection 31 on the said protecgulum 21 is positioned at the top of said guide member 20 ends; Guide member 20 is carried out spacing, simultaneously have certain clearance d that guide member 20 can be spent with interior rotation in angle 10 between the end of said projection 31 and guide member 20.
Said elastomeric element is a torsion spring 60; One end 60a of said torsion spring 60 is fixedly connected with said guide member 20; Other end 60b is fixedly connected with laser printer body 2; 60b is fixedly connected with parts 50 in the laser printer body 2 in the present embodiment, and said elastomeric element is used to make said guide member 20 to remain on guide position.
In laser printing 1 machine normal operating conditions; Protecgulum 21 is a closure state; This moment, projection 31 was positioned at the top of the end of guide member 20, prevented that the print media P jack-up of guide member 20 in being transmitted is too high, had guaranteed the normal transmission of print media P in transfer path; Owing to be provided with gap d between said projection 31 and guide member 20 ends guide member 20 can be spent with interior rotation in angle 10; Print job is carried out in the print media P transmission course of different-thickness and rigidity, and when print media P tip arrived guide member 20, guide member 20 rotatable certain angles played certain buffer action; Make the more smooth and easy of print media P transmission; And when print media P arrived transfer roller 6, print media P tip suspended transmission, and rear end part continues to transmit; This moment, guide member 20 can be according to the appropriateness swing of different paper rigidity, prevented that its upper reaches transfer roller from skidding to 5 and cause different sound.
As shown in Figure 5; When the tip of print media P be in guide member 20 present positions or print media P end at carrying roller to 5 and transfer roller when paperboard taking place between to 6, the rotatable protecgulum 21 of opening of operator makes projection 31 break away from guide members 20; Releasing is to the restriction of guide member 20; Thereby guide member 20 can be rotated freely, and the operator can lift guide member 20 through rotation, and being implemented in the image processing system outside will be by paperboard Zhang Shunli and complete taking-up; Remove paperboard, can avoid the operator that hand is stretched into the inner phenomenon of removing paperboard and being scratched of image forming apparatus again.
Because said torsion spring 60 1 end 60a are fixedly connected with said guide member 20; Other end 60b is fixedly connected with laser printer body 2, therefore, even the operator takes out after the paperboard; Forget said guide member 20 is put back to guide position; The acting force of torsion spring 60 can make guide member 20 automatically reset, even the guide member that is lifted 20 is removed location restore to guide position from paperboard, thereby guarantees the follow-up normal operation of laser printer 1; Also can avoid simultaneously causing in handle box 13 dismountings and installation process because of guide member 20 is lifted not reset, the situation that guide member 20 scratches photosensitive drums 14 takes place.
In addition, protecgulum 21 during for closure state projection 31 be positioned at the top of the end of guide member 20, limit and prevent that the print media P jack-up of guide member 20 in being transmitted is too high, thereby reduced requirement of strength torsion spring 60, practiced thrift production cost.
It is simple that the paperboard that this patent provides is got rid of mechanism structure, guide member 20 rotatable settings, taking-up paperboard that can be smooth and complete; Torsion spring 60 can make the guide member 20 that is lifted automatically reset, and has guaranteed the normal operation of image forming apparatus, has also avoided damaging photosensitive-member in process cartridge disassembling or the installation process simultaneously; Projection 31 on the protecgulum 21 can prevent effectively that guide member 20 is too high by print media jack-up in the print job process; Thereby reduced requirement of strength to torsion spring 60; Practiced thrift production cost, the projection 31 on the protecgulum 21 is provided with guide member 20 crest clearances simultaneously, and guide member 20 can be spent with interior rotation in angle 10; Guaranteed the smooth transmission of the print media of various different-thickness or rigidity; And can be in the image forming apparatus outside will be by paperboard Zhang Shunli and paperboard is removed in complete taking-up, can avoid the operator that hand is stretched into the inner phenomenon of removing paperboard and being scratched of image forming apparatus again.
Claims (10)
1. image forming apparatus; Comprise body; Said body comprise the sheet feed stacker that can store many print media, paper feeding device, carrying roller to, transfer roller to right print media guides to the right guide member of said transfer roller with paper feeding device is picked up and be sent to carrying roller; It is characterized in that said guide member can be rotatably set in the body, also be provided with the elastomeric element that rotatable guide member is resetted on the said guide member.
2. image forming apparatus as claimed in claim 1 is characterized in that the front end of said body is provided with protecgulum, also is provided with the projection that the said guide member of restriction rotates in the certain angle scope on the said protecgulum.
3. image forming apparatus as claimed in claim 2 is characterized in that, said angular range is in 10 degree.
4. image forming apparatus as claimed in claim 3 is characterized in that, said guide member is installed on the right last transfer roller of said transfer roller.
5. image forming apparatus as claimed in claim 3 is characterized in that, said guide member is installed on the right following transfer roller of said transfer roller.
6. image forming apparatus as claimed in claim 3 is characterized in that said body also comprises sidewall, and said guide member is installed in said going up on the corresponding body two side, transfer roller two ends.
7. image forming apparatus as claimed in claim 3 is characterized in that said body also comprises sidewall, and said guide member is installed on the corresponding body two side, said transfer roller two ends down.
8. like the described arbitrary image forming apparatus of claim 4-7, it is characterized in that said elastomeric element one end is connected with said guide member, the other end is connected with said body corresponding component.
9. image forming apparatus as claimed in claim 8; It is characterized in that; Also comprise transfer printing unit, fixation unit, photographic fixing deliverying unit, deliverying unit, laser scan unit and handle box, said transfer roller is sent to transfer printing unit with print media, the laser beam irradiation that said laser scanner will have an image information in the handle box by on the photosensitive drums of uniform charging; Make said photosensitive drum surface form latent image; Developer roll in the said handle box is transferred to carbon dust on the said photosensitive drums, makes the latent image on the said photosensitive drum surface develop form visual carbon dust image, said photosensitive drums of carrying the carbon dust image and transfer printing unit acting in conjunction with the carbon dust image transfer to print media;, discharge through photographic fixing deliverying unit and deliverying unit again by said fixation unit photographic fixing through the print media after the transfer printing.
10. image forming apparatus as claimed in claim 9 is characterized in that, also is provided with the discharge dish on the said body, and the print media of discharging through photographic fixing deliverying unit and deliverying unit is discharged on the said discharge dish.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203518137U CN202267822U (en) | 2011-09-20 | 2011-09-20 | Image forming equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203518137U CN202267822U (en) | 2011-09-20 | 2011-09-20 | Image forming equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202267822U true CN202267822U (en) | 2012-06-06 |
Family
ID=46158608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203518137U Expired - Lifetime CN202267822U (en) | 2011-09-20 | 2011-09-20 | Image forming equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202267822U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109689384A (en) * | 2016-09-12 | 2019-04-26 | 惠普发展公司，有限责任合伙企业 | Device with light source |
-
2011
- 2011-09-20 CN CN2011203518137U patent/CN202267822U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109689384A (en) * | 2016-09-12 | 2019-04-26 | 惠普发展公司，有限责任合伙企业 | Device with light source |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190424 Address after: 519060 Central District A, Building 3, 01, 3883 Zhuhai Avenue, Zhuhai City, Guangdong Province Patentee after: ZHUHAI PANTUM ELECTRONICS Co.,Ltd. Address before: 519075 No. 63 Mingzhu North Road, Xiangzhou District, Zhuhai City, Guangdong Province Patentee before: Zhuhai Saine Printing Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120606 |
|
| CX01 | Expiry of patent term |