CN201725146U - Photosensitive element power transmission device - Google Patents
Photosensitive element power transmission device Download PDFInfo
- Publication number
- CN201725146U CN201725146U CN201020138989XU CN201020138989U CN201725146U CN 201725146 U CN201725146 U CN 201725146U CN 201020138989X U CN201020138989X U CN 201020138989XU CN 201020138989 U CN201020138989 U CN 201020138989U CN 201725146 U CN201725146 U CN 201725146U
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- power
- photo
- guide pin
- pin bushing
- sensitive cell
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Abstract
The utility model relates to a photosensitive element power transmission device comprising an electronic photosensitive drum, a photosensitive drum hub which is connected with the photosensitive drum, a power receiving port which is arranged in the photosensitive drum hub and transmits power for the photosensitive drum, and a locating ring which is arranged between the power receiving port and the photosensitive drum hub; a guide sleeve is arranged in the locating ring; the guide sleeve is connected with the power receiving port; and the guide sleeve and the power receiving port can axially move relative to the locating ring. The locating ring can rotate, the inner surface of the locating ring and the outer surface of the guide sleeve are connected on an inclined surface, the guide sleeve is provided with an axial limit interface, the guide sleeve can axially move along a clamping block, and the distance of the axial movement of the power receiving port is 3.8 to 4.8mm. The photosensitive element power transmission device has simple structure, is easy to realize and transmits power stably.
Description
Technical field
The utility model relates to image processing system, relates in particular to the gearing of the photo-sensitive cell in the image processing system.
Background technology
The image forming apparatus of electro photography such as laser printer are a kind of electrofax principles of utilizing, and through overcharging, exposure is developed at least, transfer printing, and fixing forms the equipment that forms image on medium such as the paper at image.
In charging process,, utilize as the corona discharge mode evenly predetermined electric charge is filled with in the surface of light activated element such as photosensitive drums by charging device; In exposure, optionally exposure is carried out on the light activated element surface of filling even predetermined charge with, by the place of exposure, because the light sensitive characteristic of light activated element, resistance descends, so by the electric charge ground connection cancellation in the localities of exposure, promptly after the exposure, the formation one of light activated element surface forms the electrostatic latent image that distribution characterized by electric charge of image corresponding to institute's desire; At developing process, by developing parts, developer that is used to form visual image such as carbon dust, the effect of mating reaction power such as electric field force is delivered on the electrostatic latent image on light activated element surface, and it is visual to make that above-mentioned electrostatic latent image obtains; In transfer process,, as transfer roll the developer on the photosensitive member surface electrostatic latent image is transferred to image and form on medium such as the paper by transfer device; At fixing, the developer of transferring on the image formation medium is secured on the image formation medium by fixing device.
In the prior art, Chinese patent CN200780047584.6A discloses a kind of like this technology, before powder box photo-sensitive cell power in the installation process is subjected to mouth and the printer driver head contacts, photo-sensitive cell was directly swung certain angle before this, be that photo-sensitive cell power is subjected to mouth and printer driver first limit engagement centering on one side then, make photo-sensitive cell power can mesh together to the photo-sensitive cell transferring power with the printer driver head by mouth at last, this photo-sensitive cell all needs to radially wobble certain angle along photo-sensitive cell Poewr transmission mechanism and manufacturing process more complicated with engagement of printer driver head and disengaging the time.
Summary of the invention
The technical problems to be solved in the utility model provides a kind of photo-sensitive cell power transmission, and this apparatus structure is simple, and transmission is stable.
The technical scheme that its technical matters that solves the utility model adopts is:
A kind of photo-sensitive cell power transmission, comprise: electronic photographic sensitive drum, to connect the photosensitive drums wheel hub of photosensitive drums and be positioned at the photosensitive drums wheel hub be that the power of photosensitive drums transferring power is subjected to mouth, also comprise described power be subjected to mouthful and described photosensitive drums wheel hub between centring ring, be provided with guide pin bushing in the described centring ring, guide pin bushing is connected by mouth with power, described guide pin bushing and power can be moved axially with respect to centring ring by mouth together.
Described guide pin bushing and power are in axial sliding connection with described centring ring by mouth together.
Described centring ring is rotatable, and the centring ring inside surface is that the inclined-plane is connected with the guide pin bushing outside surface, and guide pin bushing is provided with the axial limiting interface.
Also comprise end cap, described end cap is provided with fixture block, and described fixture block connects with described guide pin bushing axial limiting interface, and guide pin bushing can move axially along fixture block.
Described power is comprised by mouth: power acceptance division, power transfering part, be provided with boss between power acceptance division and the power transfering part, and described boss is connected with guide pin bushing.
Described power is subjected to mouth to be provided with mortgage button and spring, and described spring is arranged between mortgage mouth and the photosensitive drums wheel hub.
It is 3.8mm～4.8mm that described power is subjected to a mouthful axially movable distance.
Be provided with the inclined-plane locating slot of admitting power to be subjected to mouthful power transfering part in the described photosensitive drums wheel hub.
Implement the technical solution of the utility model, have following beneficial effect:
In this photo-sensitive cell power transmission, because power is connected with guide pin bushing by the boss of mouth, during printing, power is subjected under the drive of mouth guide pin bushing in centring ring, can axially stretch out 3.8mm～4.8mm, realize that power is meshed by the power acceptance division and the printer driver head of mouth, because power is connected with the photosensitive drums wheel hub by the spring of mouth, after printing is finished, guide pin bushing playback in the centring ring, spring drives power and is subjected to mouth to get back to reference position, make power broken away from by the power acceptance division and the printer driver head of mouth, this photo-sensitive cell power transmission is simple in structure, be easy to realize, and power transmission is stable.
Description of drawings
Fig. 1 is the decomposition view of the utility model embodiment photo-sensitive cell Poewr transmission mechanism.
Fig. 2 is the stereographic map of end cap in the utility model embodiment photo-sensitive cell Poewr transmission mechanism.
Fig. 3 is the cut-open view of the utility model embodiment photo-sensitive cell Poewr transmission mechanism.
Fig. 4 is the decomposition view of centring ring and guide pin bushing in the utility model embodiment photo-sensitive cell Poewr transmission mechanism.
Fig. 5 is the partial sectional view of powder box structure before the utility model embodiment photo-sensitive cell Poewr transmission mechanism power is meshed by mouth and printer driver head.
Fig. 6 is that the utility model embodiment photo-sensitive cell Poewr transmission mechanism power is subjected to mouth and printer driver head to mesh the partial sectional view of back powder box structure.
Fig. 7 is the stereographic map of photo-sensitive cell Poewr transmission mechanism photo-sensitive cell wheel hub among the utility model embodiment.
Fig. 8 is that photo-sensitive cell Poewr transmission mechanism power is subjected to mouth to be arranged in the stereographic map of photo-sensitive cell wheel hub among the utility model embodiment.
Embodiment
Also in conjunction with the accompanying drawings the utility model is described in further details below by concrete embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Shown in Fig. 1-4, the utility model photo-sensitive cell Poewr transmission mechanism comprises that printer driver 2, power are subjected to mouthful 1, spring 3, mortgage buckle 4, guide pin bushing 5, centring ring 6, photo-sensitive cell wheel hub 7, pressing lever 9, spring 10 and end cap 11.Power is subjected to mouth 1, guide pin bushing 5, be linked in sequence successively between centring ring 6 and the photo-sensitive cell wheel hub 7, power is subjected to mouth 1 to be provided with disk boss 1b, guide pin bushing 5 is provided with power and is subjected to a mouthful brace table 5b, disk boss 1b is arranged on power and is subjected on mouthful brace table 5b, guide pin bushing 5 is provided with boss 5c and axial limiting interface 5e, centring ring 6 is provided with guide pin bushing brace table 6c, boss 5c is arranged on the guide pin bushing brace table 6c, end cap 11 is provided with fixture block 11e, fixture block 11e is arranged among the axial limiting interface 5e, centring ring 6 is provided with boss 6b, photo-sensitive cell wheel hub 7 is provided with spring 3 stopper slot 7c and centring ring stopper slot 7b, boss 6b is arranged among the centring ring stopper slot 7b, printer driver 2 is subjected to mouthful 1 an engagement transferring power with power, mortgage button 4 is arranged on the end that power is subjected to mouth 1, spring 3 be arranged on the mortgage buckle and spring 3 stopper slot 7c between, spring 10 1 ends are arranged on the pressing lever 9, the other end is arranged on the powder box 12, pressing lever 9 is connected with centring ring 6, photo-sensitive cell 8 bonds together with photo-sensitive cell wheel hub 7, and guide pin bushing 5 and power are in axial sliding connection with centring ring 6 by mouth 1 together.
Below just describe the power transmission process of whole Poewr transmission mechanism in the present embodiment in detail, shown in Fig. 1-6, powder box 12 is in the installation process, power is subjected to mouthful 1 to separate with printer driver 2, when powder box 12 installed to, power was subjected to mouthful 1 still to maintain a certain distance with printer driver 2.Powder box 12 is after installation, in closing the cover process, the pressing lever 9 that the pushing of printer cover has reset function, making pressing lever 9 promote the centring ring that is attached thereto 6 radially turns clockwise along it, because fixture block 11e has avoided rotatablely moving of guide pin bushing with being connected of guide pin bushing axial limiting interface 5e on the end cap 11, so centring ring 6 can promote guide pin bushing 5 by the axial thrust between inclined-plane 6a and the guide pin bushing inclined-plane 5a and do axial release, thereby make the power that is arranged on the guide pin bushing 5 stretched out by mouth 1 and printer driver 2 engagement, thereby be subjected to mouthful 1 driving photosensitive drums 8 along its axial rotation by printer driver 2 a drive power, spring 3 and spring 10 also all are in compressive state, and power is subjected to mouthful 1 to compare the stroke that the state before the printer cover of closing axially stretches out is 3.8mm～4.8mm under this state.After printing is finished, in the process of opening the printer cover, the pressure that the printer cover acts on the pressing lever 9 is cancelled, pressing lever 9 with reset function bounces back under the effect of the acting force of spring 10, radially be rotated counterclockwise along it thereby drive centring ring 6, the axial thrust between centring ring inclined-plane 6a and the guide pin bushing inclined-plane 5a is cancelled, at this moment compressed spring 3 elasticity recoveries, thereby drive power and be subjected to mouthful 1 retraction and printer driver 2 a disengaging engagement, finish printing.
Shown in Fig. 7-8, in the present embodiment, be provided with two inclined-plane locating slot 7a in the photo-sensitive cell wheel hub 7, power be subjected to mouthful 1 axially stretch out with printer driver 2 engagement before, power is positioned in the middle of the inclined-plane locating slot 7a when being subjected to mouthful 1 power transfering part 1a, can make power be subjected to mouthful 1 axially to stretch out with printer driver 2 and carry out mesh centering (centering is that power is subjected to mouthful 1 around its axial a little rotation) on one side like this, the phenomenon of dieback takes place when having avoided power meshed by mouth 1 and printer driver 2.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (8)
1. photo-sensitive cell power transmission, comprise: electronic photographic sensitive drum, to connect the photosensitive drums wheel hub of photosensitive drums and be positioned at the photosensitive drums wheel hub be that the power of photosensitive drums transferring power is subjected to mouth, it is characterized in that, also comprise described power be subjected to mouthful and described photosensitive drums wheel hub between centring ring, be provided with guide pin bushing in the described centring ring, guide pin bushing is connected by mouth with power, described guide pin bushing and power can be moved axially with respect to centring ring by mouth together.
2. photo-sensitive cell power transmission according to claim 1 is characterized in that, described guide pin bushing and power are in axial sliding connection with described centring ring by mouth together.
3. photo-sensitive cell power transmission according to claim 1 is characterized in that, described centring ring is rotatable, and the centring ring inside surface is that the inclined-plane is connected with the guide pin bushing outside surface, and guide pin bushing is provided with the axial limiting interface.
4. photo-sensitive cell power transmission according to claim 2 is characterized in that, also comprises end cap, and described end cap is provided with fixture block, and described fixture block connects with described guide pin bushing axial limiting interface, and guide pin bushing can move axially along fixture block.
5. photo-sensitive cell power transmission according to claim 1 is characterized in that, described power is comprised by mouth: power acceptance division, power transfering part, be provided with boss between power acceptance division and the power transfering part, and described boss is connected with guide pin bushing.
6. photo-sensitive cell power transmission according to claim 1 is characterized in that, described power is subjected to mouth to be provided with mortgage button and spring, and described spring is arranged between mortgage mouth and the photosensitive drums wheel hub.
7. photo-sensitive cell power transmission according to claim 1 is characterized in that, it is 3.8mm～4.8mm that described power is subjected to a mouthful axially movable distance.
8. photo-sensitive cell power transmission according to claim 1 is characterized in that, is provided with the inclined-plane locating slot of admitting power to be subjected to mouthful power transfering part in the described photosensitive drums wheel hub.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020138989XU CN201725146U (en) | 2010-03-22 | 2010-03-22 | Photosensitive element power transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020138989XU CN201725146U (en) | 2010-03-22 | 2010-03-22 | Photosensitive element power transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201725146U true CN201725146U (en) | 2011-01-26 |
Family
ID=43493486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020138989XU Expired - Fee Related CN201725146U (en) | 2010-03-22 | 2010-03-22 | Photosensitive element power transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201725146U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102200706A (en) * | 2010-03-22 | 2011-09-28 | 珠海赛纳打印科技股份有限公司 | Power transmission apparatus for photosensitive element |
-
2010
- 2010-03-22 CN CN201020138989XU patent/CN201725146U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102200706A (en) * | 2010-03-22 | 2011-09-28 | 珠海赛纳打印科技股份有限公司 | Power transmission apparatus for photosensitive element |
| CN102200706B (en) * | 2010-03-22 | 2014-08-27 | 珠海赛纳打印科技股份有限公司 | Power transmission apparatus for photosensitive element |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ZHUHAI SEINE TECHNOLOGY CO., LTD. Free format text: FORMER NAME: ZHUHAI SAINA TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 519075 Xiangzhou, Zhuhai, Pearl Road, North District, No. 63, No. Patentee after: Zhuhai Seine Printing Technology Co., Ltd. Address before: 519075 Xiangzhou, Zhuhai, Pearl Road, North District, No. 63, No. Patentee before: Zhuhai Saina Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110126 Termination date: 20150322 |
|
| EXPY | Termination of patent right or utility model |