CN203164601U - Development box of laser printer and processing box with same - Google Patents
Development box of laser printer and processing box with same Download PDFInfo
- Publication number
- CN203164601U CN203164601U CN 201320174964 CN201320174964U CN203164601U CN 203164601 U CN203164601 U CN 203164601U CN 201320174964 CN201320174964 CN 201320174964 CN 201320174964 U CN201320174964 U CN 201320174964U CN 203164601 U CN203164601 U CN 203164601U
- Authority
- CN
- China
- Prior art keywords
- delevoping cartridge
- development
- developer roll
- box
- spacing keeper
- 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
Abstract
The utility model discloses a development box of a laser printer and a processing box with the same. The development box comprises a powder bin framework, a development roller mounted on the powder bin framework and a powder feeding roller matched with the development roller, wherein the development roller comprises a development roller shaft and an elastic main body coating the outer surface of the development roller shaft; the development box comprises a pair of space maintaining members of which the outer diameter is less than the outer diameter of the development roller; each space maintaining member is of a hollow cylindrical structure; and the space maintaining members are respectively mounted at the left and right ends of the development roller shaft in a clearance fit manner and are located between the inner wall of the powder bin framework and the elastic main body of the development roller. The development box is pushed by a push device so that the development roller is in extrusion contact with a photosensitive element; and due to the space maintaining members, the interference magnitude between the development roller and the photosensitive element is kept in a certain range, the instability in a contact process between the development roller and the photosensitive element caused by torque flocculation can be eliminated, and the quality defects such as back oxide coating in printing, abrasion of the photosensitive element and the like caused by excessive thrust of the push device are overcome.
Description
Technical field
The utility model relates to a kind of Delevoping cartridge of laser printer.The utility model also relates to the handle box of the laser printer with this Delevoping cartridge.
Background technology
As shown in Figure 1, the handle box structure that the handle box of existing laser printer adopts contact to develop, handle box 2 includes photosensitive element box 3, cooperates the Delevoping cartridge of installing 4 with photosensitive element box 3 and is used for forcing photosensitive element box 3 and Delevoping cartridge 4 mutual close compeling to push away device, and Delevoping cartridge 4 detachably is installed on the photosensitive element box 3; Photosensitive element box 3 includes main body frame 30, be installed in photo-sensitive cell 13 in the main body frame 30, be installed on the main body frame 30 and for the charging device 36 of photo-sensitive cell charging and be installed in main body frame 30 transfer roll 14 interior and that be equipped with photo-sensitive cell 13; The developer roll 22 that Delevoping cartridge 4 includes powder Hatch Coaming frame 21, be equipped with photo-sensitive cell 13, the powder feeding roller 25 that is equipped with developer roll 22, store carbon dust in the powder Hatch Coaming frame, powder feeding roller 25 is installed in the meal outlet place of powder Hatch Coaming frame 21, compels to push away device and includes the elasticity pressing device 42 on the main body frame madial wall 32 that is arranged on photosensitive element box 3 and be arranged on pushing projection 61 on the powder Hatch Coaming frame sidewall of Delevoping cartridge 4.After Delevoping cartridge 4 is installed in the photosensitive element box 3, it is close to photo-sensitive cell 13 that developer roll 22 relies on elasticity pressing device 42 to promote pushing projection 61, developer roll 22 and photo-sensitive cell 13 are kept in touch, and regulate the crushed increscence amount that contacts between developer roll 22 and the photo-sensitive cell 13.Contact the quality that crushed increscence amount directly affects print quality between developer roll and the photo-sensitive cell, and in existing handle box, because the moment of torsion of handle box is difficult in the powder box course of work accomplish that is stablized a constant state, torque ripple is generally ± and 30%, this has just caused developer roll and photo-sensitive cell unstable in contact process, if it is too small to compel to push away the urgent thrust of device, then can causes occurring in the course of work developer roll and photo-sensitive cell separate condition and cause printing to be turned white; If it is excessive to compel to push away the urgent thrust of device, then can cause the excessive printing blackout that causes of developer roll and the photo-sensitive cell magnitude of interference, and the excessive photo-sensitive cell serious wear that causes of developer roll and the photo-sensitive cell magnitude of interference causes that the photo-sensitive cell excessive wear causes the print defect in later stage in the durable process.Manufacturing enterprise adopts the research and development better photo-sensitive cell of wearing quality usually or adopts chemical carbon powder alternative physical carbon dust or both to be used in combination for addressing the above problem, and no matter is to adopt which kind of method, all can increase production cost greatly.
The utility model content
The technical problems to be solved in the utility model is in order to overcome technological deficiency recited above, a kind of Delevoping cartridge of laser printer to be provided, the handle box of the laser printer with this Delevoping cartridge also being provided simultaneously.
In order to solve technical matters recited above, the utility model is taked following technical scheme:
A kind of Delevoping cartridge of laser printer, the powder feeding roller that comprises powder Hatch Coaming frame, is installed in the developer roll on the powder Hatch Coaming frame and is equipped with developer roll, developer roll comprises the development roll shaft and is coated on the elastic body of development roll shaft outside surface, described Delevoping cartridge comprises that also a pair of external diameter is less than the spacing keeper of developer roll external diameter, described spacing keeper is hollow cylindrical structures, and the mode of described spacing keeper by clearance fit is installed on the two ends, the development roll shaft left and right sides respectively and between the elastic body of powder Hatch Coaming frame inwall and developer roll.
Described Delevoping cartridge also comprises elastic sealing element, and described elastic sealing element is arranged between the two ends and described powder Hatch Coaming frame of described developer roll elastic body.
The end of described elastic sealing element and described powder Hatch Coaming frame inwall near, described spacing keeper is pressed on the described elastic sealing element.
Have spacing distance between the end of described elastic sealing element and the described powder Hatch Coaming frame inwall and form the spatial accommodation of a spacing keeper, described spacing keeper is placed in the spatial accommodation.
The thickness T of described spacing keeper is 0.5 ~ 10mm.As a kind of preferred version, the thickness T of described spacing keeper is 0.8 ~ 6mm.
The external diameter of described spacing keeper is first D outer diameter 1, and the external diameter of described developer roll is second D outer diameter 2, and the difference of described second D outer diameter 2 and first D outer diameter 1 is 0.01 ~ 0.8mm.As a kind of preferred version, the difference of described second D outer diameter 2 and first D outer diameter 1 is 0.01 ~ 0.3mm.
A kind of handle box of laser printer includes photosensitive element box, cooperates the Delevoping cartridge of installing with photosensitive element box and is used for forcing photosensitive element box and mutual close the compeling of Delevoping cartridge pushes away device, and described Delevoping cartridge is Delevoping cartridge as described above.
The utility model passes through at two ends, development roll shaft left and right sides installing space keeper, and cost is lower.In the course of the work, by compeling to push away device pushing Delevoping cartridge developer roll is contacted with the photo-sensitive cell extruding, the spacing keeper remains in the scope of certain value the magnitude of interference between developer roll and the photo-sensitive cell, can eliminate developer roll and the instability of photo-sensitive cell in contact process that torque ripple causes, and can overcome owing to compel to push away the excessive caused quality defect as printing blackout, photo-sensitive cell wearing and tearing etc. of device thrust.
Description of drawings
Fig. 1 is traditional handle box structural representation.
Fig. 2 is the perspective view of Delevoping cartridge of the present utility model.
Fig. 3 is the perspective view of spacing keeper of the present utility model.
Fig. 4 is the front view of spacing keeper.
Fig. 5 is equipped with the synoptic diagram that the developer roll of spacing keeper contacts with photo-sensitive cell.
Fig. 6 is arranged on the interior structural representation of spatial accommodation for spacing keeper of the present utility model.
Fig. 7 is that spacing keeper of the present utility model is arranged on the structural representation on the elastic sealing elements.
Among the figure, 2. handle box, 3. photosensitive element box, 4. Delevoping cartridge, 13. photo-sensitive cells, 14. transfer rolls, 20. spacing keepers, 20a. outside surface, 21. powder Hatch Coaming framves, 21a. powder Hatch Coaming frame inwall, 22. developer rolls, 22a. development roll shaft, 22b. elastic body, 23. powder delivery cuttves, 24. elastic sealing elements, 25. powder feeding roller, 30. main body frames, 32. main body frame madial walls, 36. charging devices, 41. Poewr transmission mechanisms, 42. elasticity pressing devices, 61. pushing projectioies.
Embodiment
See also Fig. 2 to Fig. 7, as shown in the figure, a kind of Delevoping cartridge of laser printer, comprise powder Hatch Coaming frame 21, be installed in the developer roll 22 on the powder Hatch Coaming frame 21, the powder feeding roller 25 that is equipped with developer roll 22, store carbon dust in the powder Hatch Coaming frame 21, powder feeding roller 25 is installed in the meal outlet place of powder Hatch Coaming frame 21, send carbon dust to developer roll 22 by powder feeding roller 25, Delevoping cartridge 4 includes the powder delivery cutter 23 that is installed on the powder Hatch Coaming frame 21 and is used for the carbon dust layer thickness on the control developer roll 22, developer roll 22 also includes development roll shaft 22a and is coated on the elastic body 22b of development roll shaft 22a outside surface, development roll shaft 22a is fixing, and rotation is supported on the sidewall of powder Hatch Coaming frame 21, Delevoping cartridge 4 also includes Poewr transmission mechanism 41, this Poewr transmission mechanism 41 is by receiving extraneous driving force, parts on the driving Delevoping cartridge 4 are (as developer roll, powder feeding roller etc.) rotate, developer roll 22 and powder feeding roller 25 rotatably are supported on the sidewall of powder Hatch Coaming frame 21; Delevoping cartridge 4 comprises that also a pair of external diameter is less than the spacing keeper 20 of developer roll 22 external diameters, spacing keeper 20 is hollow cylindrical structures, the mode of spacing keeper 20 by clearance fit is installed in respectively and goes up two ends about development roll shaft 22a and between the elastic body 22b of powder Hatch Coaming frame 21 inwall 21a and developer roll 22, spacing keeper 20 is installed on the axis hole at two ends, the development roll shaft 22a left and right sides by the mode of clearance fit, spacing keeper 20 is near the end face of the elastic body 22b of developer roll 22, on the one hand, can reduce powder Hatch Coaming frame 21 in the space of developer roll 22 axial directions; On the other hand, spacing keeper 20 more can guarantee the control stiffness of spacing keeper 20 the closer to the elastic body 22b of developer roll 22.The external diameter of spacing keeper 20 is first D outer diameter 1, the external diameter of developer roll 22 is second D outer diameter 2, the external diameter difference of second D outer diameter 2 and first D outer diameter 1 is 0.01 ~ 0.8mm, preferred external diameter difference is 0.01 ~ 0.3mm, can guarantee that developer roll 22 stablizes under the situation about contacting in working order the time with photo-sensitive cell 13, reduce the wearing and tearing of photo-sensitive cell 13, improved the serviceable life of photo-sensitive cell 13.Be the homogeneity of raising with the outside surface 20a of the photo-sensitive cell 13 surperficial spacing keepers 20 that contact, the thickness T of spacing keeper 20 is 0.5 ~ 10mm, and preferred thickness T is 0.8 ~ 6mm.
Delevoping cartridge 4 also includes and is fixed on the powder Hatch Coaming frame 21 and the elastic sealing element 24 that cooperates with developer roll 22, elastic sealing element 24 is arranged between two ends bottoms and the powder Hatch Coaming frame 21 of elastic body 22b of developer roll 22, is used for sealing developer roll 22 and powder Hatch Coaming frame 21.Elastic sealing element 24 near the end of powder Hatch Coaming frame 21 inwalls and and powder Hatch Coaming frame 21 inwalls between have spacing distance and form the spatial accommodation S of a spacing keeper 20, spacing keeper 20 is placed in S in the spatial accommodation, as shown in Figure 6; Perhaps elastic sealing element 24 near the end of powder Hatch Coaming frame 21 inwalls and with powder Hatch Coaming frame 21 inwalls near, this time interval keeper 20 is pressed on the elastic sealing element 24, as shown in Figure 7.In the developing process of laser printer, developer roll 22 contacts with photo-sensitive cell 13 extruding, spacing keeper 20 contacts with photo-sensitive cell 13, photo-sensitive cell 13 compels to push away spacing keeper 20 to the direction of elastic sealing element 24, this moment elastic sealing element 24 by self elastic force acting in opposition in spacing keeper 20, it is close to photo-sensitive cell 13 directions to compel to push away spacing keeper 20, thereby control the magnitude of interference between developer roll 22 and the photo-sensitive cell 13 better, particularly after Delevoping cartridge 4 is worked a period of times, spacing keeper 20 cooperates with 22 of developer rolls when wearing and tearing occurring, because the wearing and tearing of spacing keeper 20 can cause the change of spacing keeper 20 wall thickness, the change of wall thickness directly can cause the magnitude of interference between developer roll 22 and the photo-sensitive cell 13 to change, and elastic sealing element 24 gives the elastic force of spacing keeper 20 and just in time can compensate the magnitude of interference that some lose owing to spacing keeper 20.
See also Fig. 1 to Fig. 7, as shown in the figure, a kind of handle box of laser printer, include photosensitive element box 3, cooperate the Delevoping cartridge of installing 4 with photosensitive element box 3 and be used for forcing photosensitive element box 3 and Delevoping cartridge 4 mutual close compeling to push away device, Delevoping cartridge 4 detachably is installed on the photosensitive element box 3; Photosensitive element box 3 includes main body frame 30, be installed in photo-sensitive cell 13 in the main body frame 30, be installed on the main body frame 30 and be the charging device 36 of photo-sensitive cell 13 chargings and the transfer roll 14 that is installed in the main body frame 30 and is equipped with photo-sensitive cell 13; Compel to push away device and include the elasticity pressing device 42 on main body frame 30 madial walls 32 that are arranged on photosensitive element box 3 and be arranged on pushing projection 61 on powder Hatch Coaming frame 21 sidewalls of Delevoping cartridge 4, by compeling to push away device pushing Delevoping cartridge 4 developer roll 22 and photo-sensitive cell 13 are kept in touch.
Claims (9)
1. the Delevoping cartridge of a laser printer, comprise powder Hatch Coaming frame, be installed in the developer roll on the powder Hatch Coaming frame, and the powder feeding roller that is equipped with developer roll, developer roll comprises the development roll shaft and is coated on the elastic body of development roll shaft outside surface, it is characterized in that: described Delevoping cartridge comprises that also a pair of external diameter is less than the spacing keeper of developer roll external diameter, described spacing keeper is hollow cylindrical structures, and the mode of described spacing keeper by clearance fit is installed on the two ends, the development roll shaft left and right sides respectively and between the elastic body of powder Hatch Coaming frame inwall and developer roll.
2. Delevoping cartridge as claimed in claim 1, it is characterized in that: described Delevoping cartridge also comprises elastic sealing element, described elastic sealing element is arranged between the two ends and described powder Hatch Coaming frame of described developer roll elastic body.
3. Delevoping cartridge as claimed in claim 2 is characterized in that: the end of described elastic sealing element and described powder Hatch Coaming frame inwall near, described spacing keeper is pressed on the described elastic sealing element.
4. Delevoping cartridge as claimed in claim 2 is characterized in that: have spacing distance between the end of described elastic sealing element and the described powder Hatch Coaming frame inwall and form the spatial accommodation of a spacing keeper, described spacing keeper is placed in the spatial accommodation.
5. as the arbitrary described Delevoping cartridge of claim 1 to 4, it is characterized in that: the thickness T of described spacing keeper is 0.5 ~ 10mm.
6. Delevoping cartridge as claimed in claim 5, it is characterized in that: the thickness T of described spacing keeper is 0.8 ~ 6mm.
7. as the arbitrary described Delevoping cartridge of claim 1 to 4, it is characterized in that: the external diameter of described spacing keeper is first D outer diameter 1, and the external diameter of described developer roll is second D outer diameter 2, and the difference of described second D outer diameter 2 and first D outer diameter 1 is 0.01 ~ 0.8mm.
8. Delevoping cartridge as claimed in claim 7, it is characterized in that: the difference of described second D outer diameter 2 and first D outer diameter 1 is 0.01 ~ 0.3mm.
9. the handle box of a laser printer, include photosensitive element box, cooperate the Delevoping cartridge of installing with photosensitive element box and be used for forcing mutual close the compeling of photosensitive element box and Delevoping cartridge to push away device, it is characterized in that: described Delevoping cartridge is the arbitrary described Delevoping cartridge of claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320174964 CN203164601U (en) | 2013-04-09 | 2013-04-09 | Development box of laser printer and processing box with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320174964 CN203164601U (en) | 2013-04-09 | 2013-04-09 | Development box of laser printer and processing box with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203164601U true CN203164601U (en) | 2013-08-28 |
Family
ID=49025773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320174964 Expired - Lifetime CN203164601U (en) | 2013-04-09 | 2013-04-09 | Development box of laser printer and processing box with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203164601U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017177964A1 (en) * | 2016-04-15 | 2017-10-19 | 珠海艾派克科技股份有限公司 | Developing box |
| CN113110005A (en) * | 2015-12-25 | 2021-07-13 | 兄弟工业株式会社 | Developing box |
-
2013
- 2013-04-09 CN CN 201320174964 patent/CN203164601U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113110005A (en) * | 2015-12-25 | 2021-07-13 | 兄弟工业株式会社 | Developing box |
| WO2017177964A1 (en) * | 2016-04-15 | 2017-10-19 | 珠海艾派克科技股份有限公司 | Developing box |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203164601U (en) | Development box of laser printer and processing box with same | |
| CN102262376A (en) | Developer assembly and development box | |
| CN105404126A (en) | Regeneration method of powder supply roller | |
| CN205176484U (en) | Printer selenium drum developer roll buffer structure | |
| CN201689281U (en) | Image forming unit | |
| CN203480217U (en) | Processing box | |
| CN201188174Y (en) | Holding component and developing box with the same | |
| CN204116817U (en) | Handle box | |
| CN201194069Y (en) | Developing device for laser printer | |
| CN203299518U (en) | Developing box | |
| CN203101818U (en) | Developing cartridge for laser printer | |
| CN102243469A (en) | Recovery method of consumable members in processing cartridge | |
| CN201965418U (en) | Light sensitive element box | |
| CN205318096U (en) | Developing box | |
| CN203673227U (en) | Developer box | |
| CN214151383U (en) | Anti-jamming paper structure of selenium drum | |
| CN202517807U (en) | Roller driving mechanism for printing machine | |
| CN201156171Y (en) | Carbon powder box and stirrer | |
| CN203299516U (en) | Photosensitive drum for laser printer | |
| CN201177737Y (en) | Developer component | |
| CN203299519U (en) | Developing box | |
| CN203149270U (en) | Carbon powder box of improved laser printer | |
| CN201141988Y (en) | Developing box | |
| CN201514544U (en) | Toner cartridge | |
| CN203101815U (en) | Structure for controlling spacing between photosensitive drum and developer roller |
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: 20151021 Address after: 6, 519075 A District, 4 buildings, 63 North Pearl Road, Zhuhai, Guangdong Patentee after: APEX TECHNOLOGY Co.,Ltd. Address before: 519075 Xiangzhou, Zhuhai, Pearl Road, North District, No. 63, No. Patentee before: ZHUHAI SEINE TECHNOLOGY Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| 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: NINESTAR Corp. Address before: 6, 519075 A District, 4 buildings, 63 North Pearl Road, Zhuhai, Guangdong Patentee before: APEX TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130828 |