CN202018560U - Photosensitive-element driving assembly - Google Patents
Photosensitive-element driving assembly Download PDFInfo
- Publication number
- CN202018560U CN202018560U CN2011201025830U CN201120102583U CN202018560U CN 202018560 U CN202018560 U CN 202018560U CN 2011201025830 U CN2011201025830 U CN 2011201025830U CN 201120102583 U CN201120102583 U CN 201120102583U CN 202018560 U CN202018560 U CN 202018560U
- Authority
- CN
- China
- Prior art keywords
- driving head
- photosensitive drums
- drum gear
- photo
- sensitive cell
- 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
Links
Images
Landscapes
- Electrophotography Configuration And Component (AREA)
Abstract
The utility model relates to a photosensitive-element driving assembly, which comprises a drum gear and a photosensitive-drum driving head, wherein the drum gear is positioned at the end part of a photosensitive element, one end of the photosensitive-drum driving head is provided with a power-receiving part for receiving a driving force from an image-forming device, and a coupling with a variable axial direction is arranged between the drum gear and the photosensitive-drum driving head. A rotating shaft of the photosensitive-drum driving head can be adaptively adjusted and changed according to the change of a rotating shaft of a printer driving head in the engaging process of the printer driving head and the photosensitive-drum driving head, so that the technical problems that the engagement of the photosensitive-drum driving head and the printer driving head is influenced by the uncoaxiality of a photosensitive-drum rotating shaft and the rotating shaft of the printer driving head and a power can not be steadily transferred after engagement are solved.
Description
Technical field
The utility model relates to image processing system, relates in particular to the photo-sensitive cell driven unit in the image processing system.
1.1.
1.2. background technology
1.3. the image forming apparatus of electro photography such as laser printer are a kind of electrofax principles of utilizing, 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.
1.4.,, utilize as the corona discharge mode evenly predetermined electric charge filled with in the surface of photo-sensitive cell such as photosensitive drums by charging device in charging process; In exposure, the photosensitive member surface of filling even predetermined charge with is carried out optionally exposure, by the place of exposure, because the sensitometric characteristic of photo-sensitive cell, resistance descends, so by the electric charge ground connection cancellation in the localities of exposure, promptly after the exposure, photosensitive member surface formation one 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 of photosensitive member 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.
Usually, handle box is to work by the driving force that the photo-sensitive cell driven unit that is assemblied in photo-sensitive cell one end is accepted image processing system, existing photo-sensitive cell driven unit as shown in Figure 1, comprise drum gear 16 and photosensitive drums driving head 24a, photosensitive drums driving head 24a is provided with protruding 17a, 30 is printer motor among the figure, 20 is driving gear, 34 is follower gear, and 18 is the printer driver head, and printer driver 18 is fixedlyed connected with follower gear 34,18a is the groove that meshes transferring power with protruding 17a, A is the photosensitive drums pivot center, and B is a printer driver pivot center, and 7 is photosensitive drums among the figure.
During printer work, motor 30 drives driving gear 20 and rotates, and follower gear 34 is by meshing transferring power with driving gear 20, and follower gear 34 drives printer driver 18 rotation, by protruding 17a and 18a mesh groove, realize the driving force of printer is passed to photosensitive drums 7.
The shortcoming that prior art exists:
Because driving gear 20 is by monolateral engagement transferring power with follower gear 34, there is extruding force in the position of engagement of 34 of driving gear 20 and follower gears so, make follower gear 34 moving displacement be arranged along the direction of vertical B, cause A and B disalignment, make groove 18a and protruding 17a mesh or to mesh after transferring power stably.
The utility model content
The utility model provides a kind of photo-sensitive cell driven unit, with solve existing photo-sensitive cell driven unit because of printer driving gear and follower gear cause photosensitive drums rotation axis and a printer driver rotation axis disalignment to influence photosensitive drums driving head and printer driver head meshing and mesh by monolateral engagement transferring power after the technical matters of transferring power stably.
In order to solve above technical matters, the technical scheme that the utility model is taked is:
A kind of photo-sensitive cell driven unit, comprise: drum gear, an end that is positioned at the photo-sensitive cell end is provided with the photosensitive drums driving head that is used to receive from the power acceptance division of the driving force of image processing system, it is characterized in that, be provided with the shaft coupling of variable axial between described drum gear and described photosensitive drums driving head.
The shaft coupling of described variable axial comprises cross connector, connector holder and four axle sleeves, described photosensitive drums driving head, cross connector, connector holder is connected in regular turn with drum gear, the end face that the described photosensitive drums driving head other end and drum gear connect is provided with a pair of radially corresponding sliding tray and a pair of radially corresponding and the vertical boss of diameter described sliding tray place, described connector holder comprises disk, described disk and the end end face that cross connector connects are provided with a pair of radially corresponding sliding tray and a pair of radially corresponding and the vertical boss of diameter described sliding tray place, described cross connector is provided with four circular arc keyways that radial symmetry distributes, described axle sleeve comprises outer portion and interior ring, the external diameter of described outer portion is greater than the external diameter of interior ring, the internal diameter of described keyway circular arc is greater than the external diameter that encircles in the axle sleeve, two in described four axle sleeves are connected cross connector by the boss on the connector holder radially symmetrically with connector holder, two axle sleeves that are connected with boss on the described connector holder lay respectively in the sliding tray on the photosensitive drums driving head, in described four axle sleeves in addition two radially symmetrically peace by the boss on the photosensitive drums driving head cross connector is connected with the photosensitive drums driving head, two axle sleeves that are connected with boss on the described photosensitive drums driving head lay respectively in the sliding tray on the disk.
The shaft coupling of described variable axial is a spring, and described spring one end is fixedlyed connected with described drum gear is coaxial, the other end and coaxial the fixedlying connected of described photosensitive drums driving head.
The end end face that described disk is connected with drum gear is provided with central shaft, is socketed with an end on the described central shaft and is connected to drum gear, and the other end is connected in the torsion spring of described connector holder.
Described disk bottom edge be provided with limited block, the correspondence position of described drum gear is provided with the limiting section with described limited block coupling.
Described drum gear is provided with central through hole, and described central shaft is provided with screens away from an end of disk, and described central shaft passes behind the described central through hole by jump ring and clamping matching described drum gear and described connector holder clamping.
After having adopted technique scheme, owing to be provided with the shaft coupling of variable axial between drum gear and described driving head, the rotating shaft of photosensitive drums driving head can be done adaptive adjustment according to the variation of the rotation axis of printer driver head and changes in printer driver head and photosensitive drums driving head engagement process, solved existing photo-sensitive cell driven unit because of printer driving gear and follower gear cause photosensitive drums rotation axis and a printer driver rotation axis disalignment to influence photosensitive drums driving head and printer driver head meshing and mesh by monolateral engagement transferring power after the technical matters of transferring power stably.
Description of drawings
Fig. 1 is the synoptic diagram that existing photo-sensitive cell driven unit cooperates with the printer driver head.
Fig. 2 is the decomposing schematic representation of photo-sensitive cell driven unit among the utility model embodiment one.
Fig. 3 a is the stereographic map of driving head among the utility model embodiment one.
Fig. 3 b is the stereographic map that the driving head other direction is seen among the utility model embodiment one.
Fig. 4 is the stereographic map of cross connector among the utility model embodiment one.
Fig. 5 is the stereographic map of the utility model embodiment one bottom bracket axle.
Fig. 6 a is the stereographic map of the utility model embodiment a connector support.
Fig. 6 b is the stereographic map that the connector holder other direction is seen among the utility model embodiment one.
Fig. 7 is the structural representation after the assembling between cross connector, axle sleeve and the connector holder among the utility model embodiment one.
Fig. 8 be among the utility model embodiment one after the assembling between cross connector, axle sleeve and the connector holder again with the photosensitive drums driving head between the synoptic diagram that is connected.
Fig. 9 is the synoptic diagram that connects between cross connector among the utility model embodiment one, axle sleeve, connector holder and the photosensitive drums driving head after finishing.
Figure 10 is photosensitive drums driving head and a machine driving head assembling synoptic diagram among the utility model embodiment one, two.
Figure 11 is the decomposing schematic representation of photo-sensitive cell driven unit among the utility model embodiment two.
Embodiment
Embodiment one
As shown in Figure 2, a kind of photo-sensitive cell driven unit, comprise: be positioned at the photo-sensitive cell end drum gear 1, be used for receiving the photosensitive drums driving head 2 of driving force and being arranged at drum gear 1 and the shaft coupling of 2 variable axials of photosensitive drums driving head from image processing system, the shaft coupling of variable axial comprises cross connector 3, connector holder 4 and four identical axle sleeves 5.
Shown in Fig. 3 a, 3b, photosensitive drums driving head 2 one ends be provided be used for the groove 18a of machine driving head engagement receive that power acceptance division 2a, the other end from the driving force of image processing system be connected with drum gear 1 end face be provided with a pair of radially corresponding boss 2b and a pair of radially corresponding sliding tray 2c.
As shown in Figure 4, cross connector 3 is provided with four circular arc keyway 3a that radial symmetry distributes; As shown in Figure 5, axle sleeve 5 comprises 5a of outer portion and interior ring 5b; Shown in Fig. 6 a, 6b, connector holder 4 comprises disk 4a and central shaft 4b, disk 4a outer face is provided with a pair of radially corresponding boss 4a1 and a pair of radially corresponding sliding tray 4a2 identical with photosensitive drums driving head 2, the symmetry direction of disk 4a bottom margin also is provided with a pair of limited block 4a3, the correspondence position of drum gear 1 is provided with limiting section a pair of and limited block 4a3 coupling, and central shaft 4b is provided with screens 4b1 away from the end of disk 4a.The internal diameter of keyway 3a circular arc makes cross connector 3 along keyway 3a direction the free gap be arranged greater than the external diameter of ring 5b in the axle sleeve, and the external diameter of the 5a of outer portion is greater than the external diameter of interior ring 5b; As Fig. 7, two radial symmetry in four axle sleeves 5 are covered cross connector 3 on connector holder 4 by the boss 4a1 on the connector holder 4, two axle sleeves 5 that are connected with boss 4a1 on the connector holder 4 lay respectively in the sliding tray 2c on the photosensitive drums driving head, and promptly cross connector 3 is fixed on the axial direction of connector holder 4; Equally, in four in addition two by the boss 2b on the photosensitive drums driving head 2 cross connector 3 is covered on photosensitive drums driving head 2 radially symmetrically, two axle sleeves 5 that are connected with boss 2b on the photosensitive drums driving head lay respectively in the sliding tray 4a2 on the disk 4a, be that cross connector 3 is fixed on the axial direction of photosensitive drums driving head 2, thereby photosensitive drums driving head 2 is fixedlyed connected with connector holder 4, as shown in Figure 9, Fig. 8 is photosensitive drums driving head 2 and connector holder 4 assembling synoptic diagram.
To sum up, photosensitive drums driving head 2 achieves a fixed connection by cross connector 3 and axle sleeve 5 with connector holder 4, because cross connector 3 has the free gap along four keyway 3a directions, thereby make photosensitive drums driving head 2 relative connector holders 4 removable along keyway 3a direction; Connector holder 4 is fixed on the drum gear 1 by jump ring 7, because drum gear 1 is provided with the limiting section (not shown) and is provided with limited block 4a3 with connector holder 4 and cooperates, thereby limited the axial rotation of 4 on photosensitive drums driving head 2 and connector and drum gear 1 support; Because starting the impulsive force of moment, printer causes destruction by being provided with at drum gear 1 and 4 of connector holders that torsion spring can reduce power acceptance division 2a and machine driving head engagement back to power acceptance division 2a or machine driving head.
Embodiment two
As shown in figure 11, a kind of photo-sensitive cell driven unit, comprise: be positioned at the photo-sensitive cell end drum gear 1, be used for from image processing system accept the photosensitive drums driving head 2 of driving force and be arranged at drum gear 1 and the photosensitive drums driving head between the shaft coupling of variable axial, the shaft coupling of variable axial is a spring 8, spring 8 one ends and drum gear 1 coaxial fixedlying connected, the other end and photosensitive drums driving head 2 coaxial fixedlying connected.Figure 10 shows that photosensitive drums in the present embodiment, photosensitive drums driving head and machine photosensitive drums driving head assembling synoptic diagram.
Claims (6)
1. photo-sensitive cell driven unit, comprise: drum gear, an end that is positioned at the photo-sensitive cell end is provided with the photosensitive drums driving head that is used to receive from the power acceptance division of the driving force of image processing system, it is characterized in that, be provided with the shaft coupling of variable axial between described drum gear and described photosensitive drums driving head.
2. photo-sensitive cell driven unit as claimed in claim 1, it is characterized in that, the shaft coupling of described variable axial comprises cross connector, connector holder and four axle sleeves, described photosensitive drums driving head, cross connector, connector holder is connected in regular turn with drum gear, the end face that the described photosensitive drums driving head other end and drum gear connect is provided with a pair of radially corresponding sliding tray and a pair of radially corresponding and the vertical boss of diameter described sliding tray place, described connector holder comprises disk, described disk and the end end face that cross connector connects are provided with a pair of radially corresponding sliding tray and a pair of radially corresponding and the vertical boss of diameter described sliding tray place, described cross connector is provided with four circular arc keyways that radial symmetry distributes, described axle sleeve comprises outer portion and interior ring, the external diameter of described outer portion is greater than the external diameter of interior ring, the internal diameter of described keyway circular arc is greater than the external diameter that encircles in the axle sleeve, two in described four axle sleeves are connected cross connector by the boss on the connector holder radially symmetrically with connector holder, two axle sleeves that are connected with boss on the described connector holder lay respectively in the sliding tray on the photosensitive drums driving head, in described four axle sleeves in addition two by the boss on the photosensitive drums driving head cross connector is connected with the photosensitive drums driving head radially symmetrically, two axle sleeves that are connected with boss on the described photosensitive drums driving head lay respectively in the sliding tray on the disk.
3. photo-sensitive cell driven unit as claimed in claim 1 is characterized in that, the shaft coupling of described variable axial is a spring, and described spring one end is fixedlyed connected with described drum gear is coaxial, the other end and coaxial the fixedlying connected of described photosensitive drums driving head.
4. photo-sensitive cell driven unit as claimed in claim 2 is characterized in that, the end end face that described disk is connected with drum gear is provided with central shaft, is socketed with an end on the described central shaft and is connected to drum gear, and the other end is connected in the torsion spring of described connector holder.
5. photo-sensitive cell driven unit as claimed in claim 4 is characterized in that, described disk bottom edge be provided with limited block, the correspondence position of described drum gear is provided with the limiting section with described limited block coupling.
6. as claim 4 or 5 described photo-sensitive cell driven units, it is characterized in that, described drum gear is provided with central through hole, described central shaft is provided with screens away from an end of disk, and described central shaft passes behind the described central through hole by jump ring and clamping matching described drum gear and described connector holder clamping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201025830U CN202018560U (en) | 2011-04-10 | 2011-04-10 | Photosensitive-element driving assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201025830U CN202018560U (en) | 2011-04-10 | 2011-04-10 | Photosensitive-element driving assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202018560U true CN202018560U (en) | 2011-10-26 |
Family
ID=44812229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201025830U Expired - Lifetime CN202018560U (en) | 2011-04-10 | 2011-04-10 | Photosensitive-element driving assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202018560U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102736461A (en) * | 2011-04-10 | 2012-10-17 | 珠海赛纳打印科技股份有限公司 | Photosensitive element driving assembly |
-
2011
- 2011-04-10 CN CN2011201025830U patent/CN202018560U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102736461A (en) * | 2011-04-10 | 2012-10-17 | 珠海赛纳打印科技股份有限公司 | Photosensitive element driving assembly |
| CN102736461B (en) * | 2011-04-10 | 2015-09-02 | 珠海赛纳打印科技股份有限公司 | A kind of driving component for photosensitive element |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100458584C (en) | Electrophotographic photosensitive drum, process cartridge, and electrophotographic image forming apparatus | |
| US8380115B2 (en) | Lubricant applicator, image forming apparatus, and process cartridge | |
| CN101387840B (en) | Drive transmission device, and image forming apparatus and process cartridge using same | |
| US8725034B2 (en) | Image forming apparatus including process cartridge and drive unit with bracket and bracket bearing | |
| CN102193391B (en) | Developing device, assembly body, and image forming apparatus | |
| CN1356602A (en) | Drive for transfer mechanism, imaging device and the processing unit of said device | |
| CN103967954B (en) | Rotary power transmission mechanism, photoconductive drum device, developing apparatus, fixing device and image processing system | |
| CN101226360B (en) | Developing cartridge and image forming apparatus including the same | |
| KR101276503B1 (en) | Image forming apparatus | |
| CN103105757B (en) | Drive unit, cartridge processing and image processing system | |
| CN208000453U (en) | A kind of handle box | |
| CN201654464U (en) | Photosensitive component power transmitting mechanism | |
| CN202018560U (en) | Photosensitive-element driving assembly | |
| CN102736461B (en) | A kind of driving component for photosensitive element | |
| CN100541351C (en) | Rotation roll structure and the fuser that adopts the imaging device of this rotation roller | |
| CN102236279B (en) | Gear center-distance maintaining mechanism, image forming apparatus, and assembly | |
| JP3406306B2 (en) | Image forming system | |
| CN101535902B (en) | Grounding assembly for a drum in an image forming apparatus | |
| CN201725145U (en) | Light-sensitive element | |
| CN207096684U (en) | Handle box and development roller component | |
| CN102749820B (en) | A kind of driving mechanism for light sensitive element | |
| CN106483810A (en) | Cleaning unit and imaging device | |
| CN202018559U (en) | Photosensitive element box | |
| CN1763638A (en) | Driving force transmission mechanism, image forming apparatus equipped with such a mechanism, and process unit of such an apparatus | |
| JP2011145357A (en) | Image forming apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151029 Address after: 6, 519075 A District, 4 buildings, 63 North Pearl Road, Zhuhai, Guangdong Patentee after: Zhuhai Aipeike Science and Technology Co Ltd Address before: 519075 Xiangzhou, Zhuhai, Pearl Road, North District, No. 63, No. Patentee before: Zhuhai Seine Printing Technology Co., Ltd. |
|
| CP03 | Change of name, title or address |
Address after: 519075, Guangdong District, Xiangzhou, Zhuhai Avenue, No. 01, building 3883, 2 floor, 7 floor, B District, 02, 03, 04, 1, 2, 3, 4, 5, 05, Zhuhai Patentee after: Nasida Limited by Share Ltd Address before: 6, 519075 A District, 4 buildings, 63 North Pearl Road, Zhuhai, Guangdong Patentee before: Zhuhai Aipeike Science and Technology Co Ltd |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111026 |
|
| CX01 | Expiry of patent term |