CN217606241U - Processing box using bracket to position developing roller - Google Patents
Processing box using bracket to position developing roller Download PDFInfo
- Publication number
- CN217606241U CN217606241U CN202221743590.3U CN202221743590U CN217606241U CN 217606241 U CN217606241 U CN 217606241U CN 202221743590 U CN202221743590 U CN 202221743590U CN 217606241 U CN217606241 U CN 217606241U
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- Prior art keywords
- support
- limiting
- powder bin
- shaft
- hole
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- Expired - Fee Related
Links
- 239000000843 powder Substances 0.000 claims abstract description 49
- 238000000034 method Methods 0.000 claims description 12
- 238000007599 discharging Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000002123 temporal effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Abstract
The utility model discloses an use processing box of support location developer roll, including powder storehouse casing and developer roll, the both ends of developer roll are equipped with spindle nose, its characterized in that: one end of the powder bin shell is provided with a first positioning hole, the other end of the powder bin shell is provided with a second positioning hole, a first support and a second support, and the first support is provided with a first mounting shaft matched with the first positioning hole; the powder bin comprises a powder bin shell and is characterized in that a second mounting shaft matched with the second positioning hole is arranged on the second support, shaft holes matched with the corresponding shaft heads in a rotating mode are formed in the first mounting shaft and the second mounting shaft, a first limiting structure for limiting the position of the first support is arranged between the first support and the powder bin shell, and a second limiting structure for limiting the position of the second support is arranged between the second support and the powder bin shell.
Description
Technical Field
The utility model relates to a laser printer handles box, especially a use processing box of support location developer roll.
Background
The laser printer processing box generally comprises a powder bin, a side cover, a powder outlet knife and a developing roller, wherein the powder outlet knife is in contact with the developing roller so as to control the thickness of a carbon powder layer which is conveyed to a photosensitive drum for developing by the developing roller. However, in the above structure, there are too many factors affecting the position between the developing roller and the powder discharging blade and the coaxiality of the developing roller, such as the positioning of the copper sleeve and the side cover, the positioning of the side cover and the powder bin, the positioning of the side cover and the side cover, and the influence on the position of the side cover when the side cover is assembled with the locking screw, so that a manufacturer can detect and adjust the assembly of the developing roller after the assembly is completed, and can leave the factory after the assembly is qualified. The present applicant has thus devised a process cartridge that positions a developing roller using a bracket to solve the above-described problems.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides an use processing box of support location developer roll.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides an use processing box of support location developer roll, includes powder storehouse casing and developer roll, the both ends of developer roll are equipped with spindle nose, its characterized in that: one end of the powder bin shell is provided with a first positioning hole, the other end of the powder bin shell is provided with a second positioning hole, a first support and a second support, and the first support is provided with a first mounting shaft matched with the first positioning hole; the powder bin comprises a powder bin shell, and is characterized in that a second mounting shaft matched with the second positioning hole is arranged on the second support, shaft holes matched with corresponding shaft heads in a rotating mode are formed in the first mounting shaft and the second mounting shaft, a first limiting structure for limiting the position of the first support is arranged between the first support and the powder bin shell, and a second limiting structure for limiting the position of the second support is arranged between the second support and the powder bin shell.
The first limiting structure comprises a limiting hole formed in the powder bin shell and a limiting column arranged on the first support, and the limiting column is matched with the limiting hole in a positioning mode.
And the hole wall of the first positioning hole is provided with a mounting hole communicated with the outside.
The powder bin comprises a powder bin shell and is characterized in that a first mounting shaft is provided with a shaft limiting block and a guide plane oppositely, and the powder bin shell is provided with a bin limiting block capable of abutting against the shaft limiting block.
The second limiting structure comprises a hole positioning surface arranged on the inner wall of the second positioning hole and a shaft positioning surface arranged on the outer side wall of the mounting shaft, and the hole positioning surface is in contact and abutting contact with the shaft positioning surface to limit the rotation of the mounting shaft.
And a clamping block is arranged on the second bracket, and a clamping hole which is clamped with the clamping block is arranged on the powder bin shell.
The bracket is also provided with a plurality of clearance holes.
The beneficial effects of the utility model are that: according to the technical scheme, the first positioning hole and the second positioning hole are directly arranged on the powder bin shell, the first support and the second support are used for replacing a side cover to position the developing roller, the first positioning hole and the second positioning hole are integrally arranged on the powder bin shell, therefore, the coaxiality, the size precision of the hole diameter and the relative position precision of the hole position and the mounting surface of the powder discharging knife can be guaranteed, the first support and the second support are fixed through the first limiting structure and the second limiting structure after being in positioning fit with the first mounting shaft, the second mounting shaft, the first positioning hole and the second positioning hole, and the first support and the second support are made of wear-resistant materials without being screwed.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is an internal structural view of a process cartridge;
FIG. 2 is another internal structural view of the process cartridge;
FIG. 3 is a view showing the structure of the powder hopper casing;
FIG. 4 is a structural view of a bracket II;
FIG. 5 is a structural view of the stent;
FIG. 6 is an enlarged partial structural view at A of FIG. 1;
fig. 7 is a partial enlarged structural view at B of fig. 2.
Detailed Description
Advantages and features of the present disclosure and methods of practicing the same will be clarified by the following embodiments described with reference to the accompanying drawings. This disclosure may, however, be embodied in different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. Furthermore, the present disclosure is to be limited only by the scope of the claims.
The shapes, sizes, proportions, angles and numbers disclosed in the accompanying drawings for describing embodiments of the present disclosure are by way of example only, and are not intended to be limited to the details shown. Like reference numerals refer to like elements throughout the specification. In the following description, when a detailed description of related known functions or configurations is determined to unnecessarily obscure the focus of the present disclosure, the detailed description will be omitted. In the case of using "including", "having", and "including" described in this specification, other components may be added unless "only" is used. Unless indicated to the contrary, singular terms may include the plural.
In explaining the elements, the elements are understood to include error ranges although not explicitly described.
In describing the positional relationship, for example, when the positional relationship is described as "on 8230 \8230;," on 8230;, "\82308230;," "on 8230;, \8230; below" and \8230; "adjacent," one or more portions may be disposed between two other portions unless "immediately" or "directly" is used.
In describing the temporal relationship, for example, when the temporal sequence is described as "after" \8230; \8230, then "," next ", and" before "\8230; \8230, before" may include the case of discontinuity unless "just" or "directly" is used.
It will be understood that, although the terms first, second, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of the present disclosure.
As will be well understood by those skilled in the art, the features of the different embodiments of the present disclosure may be partially or fully coupled or combined with each other and may cooperate with each other and be technically driven in various ways. Embodiments of the present disclosure may be performed independently of each other, or may be performed together in an interdependent relationship.
Referring to fig. 1 to 7, the utility model discloses a processing box using a bracket to position a developing roller, which comprises a powder bin shell 1 and a developing roller 2, wherein shaft heads are arranged at two ends of the developing roller 2, support plates 3 are oppositely arranged at two ends of the powder bin shell 1, a first positioning hole 4 is arranged on one support plate 3, and a second positioning hole 5 is arranged on the other support plate 3, so that a space for accommodating the developing roller 2 is formed between the two support plates 3 and the arc-shaped surface of the powder bin shell 1, and a first bracket 6 is plate-shaped and is provided with a first mounting shaft 7 which is in positioning fit with the first positioning hole 4; the second support 8 is plate-shaped, and is provided with a second mounting shaft 9 in positioning fit with the second positioning hole 5, the first mounting shaft 7 and the second mounting shaft 9 are respectively provided with a shaft hole 12 in running fit with a corresponding shaft head, a first limiting structure for limiting the position of the first support 6 is arranged between the first support 6 and the powder bin shell 1, a second limiting structure for limiting the position of the second support 8 is arranged between the second support 8 and the powder bin shell 1, and the second positioning hole 5 is provided with a notch for avoiding the space and preventing the interference with the photosensitive drum.
As shown in the figure, the limiting structure comprises a limiting hole 10 arranged on the powder bin shell 1 and a limiting column 11 arranged on the first support 6, the limiting column 11 is matched with the limiting hole 10 in a positioning manner, when the first support 6 is clamped into the first positioning hole 4, the first support 6 is rotated to clamp the limiting column 11 into the limiting hole 10, so that the first support 6 is limited, because the requirement on the coaxiality of shaft holes 12 of the first support 6 and the second support 8 is high and the requirement on the distance between the mounting surface of the powder discharging knife and the central line of the shaft hole 12 is high, the limitation and the precision requirements on the positions of the first support 6 and the second support 8 in the axial direction of the developing roller 2 and the rotation of the first support 6 and the second support 8 are not high, and one end of the limitation on the axial position of the first support 6 is limited by a gear fixed on a shaft head on the developing roller 2; the other end of the first bracket 6 is limited by the end face of the developing roller 2, and a gap can exist between the first bracket 6 and the end face of the developing roller 2, so that the use requirement can be met by adopting the limiting structure. As a further structure, the hole wall of the positioning hole I4 is provided with an installation opening 13 communicated with the outside, so that the snap-in type installation is more convenient. As a further structure, the first mounting shaft 7 is provided with a shaft stopper 14 and a guide plane 15, and the powder bin housing 1 is provided with a bin stopper 16 capable of abutting against the shaft stopper 14, so that the first rotating bracket 6 is prevented from being excessive, the first limiting column 11 is just clamped into the limiting hole 10 when the shaft stopper 14 abuts against the bin stopper 16, and the first limiting column can be conveniently clamped into the mounting opening 13 through the guide plane 15.
As shown in the figure, the second limiting structure comprises a hole positioning surface 17 arranged on the inner wall of the second positioning hole 5 and a shaft positioning surface 18 arranged on the outer side wall of the second mounting shaft 9, the hole positioning surface 17 abuts against the shaft positioning surface 18 in a contact mode to limit the rotation of the second mounting shaft 9, a clamping block 19 is arranged on the second support 8, a clamping hole 20 clamped with the clamping block 19 is formed in the powder bin shell 1, the axial movement of the second support 8 is limited through the structure, and similarly, the limiting structure can meet the use requirements. The support is also provided with a plurality of clearance holes 21, and the clearance holes 21 are used for avoiding the shaft heads of other rotating parts.
The above detailed description of the mounting structure of the developing roller 2 of the process cartridge provided by the embodiment of the present invention is provided, and the specific examples are applied herein to explain the principle and the implementation of the present invention, and the description of the above embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (7)
1. The utility model provides an use processing box of support location developer roll, includes powder storehouse casing and developer roll, the both ends of developer roll are equipped with spindle nose, its characterized in that: one end of the powder bin shell is provided with a first positioning hole, the other end of the powder bin shell is provided with a second positioning hole, a first support and a second support, and the first support is provided with a first mounting shaft matched with the first positioning hole; the powder bin comprises a powder bin shell and is characterized in that a second mounting shaft matched with the second positioning hole is arranged on the second support, shaft holes matched with the corresponding shaft heads in a rotating mode are formed in the first mounting shaft and the second mounting shaft, a first limiting structure for limiting the position of the first support is arranged between the first support and the powder bin shell, and a second limiting structure for limiting the position of the second support is arranged between the second support and the powder bin shell.
2. A process cartridge using a holder to position a developing roller according to claim 1, wherein: the first limiting structure comprises a limiting hole formed in the powder bin shell and a limiting column arranged on the first support, and the limiting column is matched with the limiting hole in a positioning mode.
3. A process cartridge using a holder to position a developing roller according to claim 1, wherein: and the hole wall of the first positioning hole is provided with a mounting hole communicated with the outside.
4. A process cartridge for positioning a developing roller using a holder, according to claim 2, wherein: the powder bin comprises a powder bin shell and is characterized in that a first mounting shaft is provided with a shaft limiting block and a guide plane which is opposite to the shaft limiting block, and the powder bin shell is provided with a bin limiting block which can abut against the shaft limiting block.
5. A process cartridge using a holder to position a developing roller according to claim 1, wherein: the second limiting structure comprises a hole positioning surface arranged on the inner wall of the second positioning hole and a shaft positioning surface arranged on the outer side wall of the mounting shaft, and the second limiting structure limits the rotation of the mounting shaft by the contact and the abutment of the hole positioning surface and the shaft positioning surface.
6. A process cartridge using a holder to position a developing roller according to claim 5, wherein: and a clamping block is arranged on the second bracket, and a clamping hole clamped with the clamping block is arranged on the powder bin shell.
7. A process cartridge using a holder to position a developing roller according to claim 5, wherein: the bracket is also provided with a plurality of clearance holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221743590.3U CN217606241U (en) | 2022-07-05 | 2022-07-05 | Processing box using bracket to position developing roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221743590.3U CN217606241U (en) | 2022-07-05 | 2022-07-05 | Processing box using bracket to position developing roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217606241U true CN217606241U (en) | 2022-10-18 |
Family
ID=83591633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221743590.3U Expired - Fee Related CN217606241U (en) | 2022-07-05 | 2022-07-05 | Processing box using bracket to position developing roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217606241U (en) |
-
2022
- 2022-07-05 CN CN202221743590.3U patent/CN217606241U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221018 |