CN218383677U - Processing box - Google Patents
Processing box Download PDFInfo
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- CN218383677U CN218383677U CN202222519677.9U CN202222519677U CN218383677U CN 218383677 U CN218383677 U CN 218383677U CN 202222519677 U CN202222519677 U CN 202222519677U CN 218383677 U CN218383677 U CN 218383677U
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- frame
- photosensitive drum
- process cartridge
- developing
- developing roller
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Abstract
The application relates to a processing box, processing box detachably installs to image device in, and this processing box includes the box body, and the box body is provided with powder storehouse frame and development frame, and powder storehouse frame has the chamber that holds that is used for holding the developer, and development frame is provided with the developer roll, powder storehouse frame and development frame integrated into one piece. In this application, powder storehouse frame and development frame integrated into one piece seal through the box body between the two, need not to set up the sealing member, have simplified the structure and the production technology of handling the box, need not the equipment, have improved the production efficiency of handling the box.
Description
Technical Field
The application relates to the technical field of electronic imaging equipment, in particular to a processing box.
Background
An electrophotographic image forming apparatus is an apparatus that forms an image on a recording material by an electrophotographic image forming process technique, such as: electrophotographic copying machines, laser beam printers, electrophotographic printers, facsimile machines, word processors, and the like. The electronic imaging device includes a main body and a process cartridge detachably mounted in the main body.
The conventional process cartridge includes: the powder bin comprises a powder bin frame, a developing frame, a photosensitive drum frame and a protective cover, wherein carbon powder for developing is contained in the powder bin frame, a developing roller, a supply roller, a powder outlet knife and other components are assembled on the developing frame, and a photosensitive drum, a charging device, a cleaning scraper and the like are installed on the photosensitive drum frame.
The powder bin frame and the developing frame are arranged in a split mode, a plurality of sealing pieces need to be arranged between the powder bin frame and the developing frame during assembling, so that good sealing performance between the powder bin frame and the developing frame is guaranteed, powder leakage is prevented, parts of the processing box are added, assembling complexity is improved, and production efficiency is low.
SUMMERY OF THE UTILITY MODEL
The application provides a processing box, the powder bin frame and the developing frame of the processing box are integrally formed, so that the structure is simplified, and the assembly is convenient.
The embodiment of the application provides a processing box, processing box detachably installs to image device in, processing box includes the box body, the box body is provided with powder storehouse frame and development frame, powder storehouse frame has the chamber that holds that is used for holding the developer, development frame is provided with the developer roll, powder storehouse frame with development frame integrated into one piece.
In one possible design, the cartridge includes a body and a partition wall connected to the body, the body and the partition wall enclose the accommodating chamber, the developing roller is mounted outside the partition wall, and the partition wall partitions the powder hopper frame and the developing frame; the partition wall is provided with a communication hole extending in a first direction for allowing the developer in the powder hopper frame to enter the developing frame.
In one possible design, the body includes an upper cover and a lower cover, and the upper cover, the lower cover, and the partition wall have a mounting space therebetween for mounting the developing roller.
In one possible embodiment, the box body is provided with a guide wall, which projects in the second direction into the receiving space.
In one possible design, the upper surface and the lower surface of the box body are provided with guide walls in the second direction.
In one possible design, the developing frame is disposed on a front side of the powder hopper frame in the third direction.
In one possible design, the process cartridge further includes a photosensitive drum frame and a photosensitive drum mounted to the photosensitive drum frame, and the photosensitive drum frame is rotatably connected to the cartridge body.
In one possible design, the photosensitive drum is rotatably connected with the photosensitive drum frame, and at least part of the photosensitive drum is exposed to the outer side of the photosensitive drum frame;
at least part of the developing roller is exposed to the outer side of the box body, and the circumferential surface of the developing roller can be contacted with the circumferential surface of the photosensitive drum.
In one possible design, the cartridge body is provided with a projecting connecting portion through which the drum frame is rotatably connected with the cartridge body.
In one possible design, the photosensitive drum frame is disposed on the front side of the developing frame and the powder hopper frame in the third direction.
In this application, powder storehouse frame and development frame integrated into one piece seal through the box body between the two, need not to set up the sealing member, have simplified the structure and the production technology of handling the box, need not the equipment, have improved the production efficiency of handling the box.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
FIG. 1 is a schematic structural view of a process cartridge provided herein in one embodiment;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is an exploded view of a portion of the structure of FIG. 1;
FIG. 4 is a schematic view of the structure of FIG. 3 from another perspective;
FIG. 5 is an exploded view of a portion of the structure of FIG. 1;
FIG. 6 is a schematic structural view of a process cartridge provided in the present application in another embodiment;
FIG. 7 is a cross-sectional view of FIG. 6;
fig. 8 is a schematic view of the structure of the process cartridge and the shield in fig. 6.
Reference numerals:
1-box body;
11-a body;
111-upper cover;
112-lower cover;
12-a partition wall;
121-a communication hole;
13-a guide wall;
14-a connecting portion;
15-installation space;
21-powder bin frame;
21 a-a receiving cavity;
22-a developing frame;
23-a photosensitive drum frame;
24-a developer roller;
25-a powder discharging knife;
26-a photosensitive drum;
27-shield.
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.
Detailed Description
For better understanding of the technical solutions of the present application, the following detailed descriptions of the embodiments of the present application are provided with reference to the accompanying drawings.
It should be understood that the embodiments described are only a few embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The terminology used in the embodiments of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in the examples of this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
It should be noted that the terms "upper", "lower", "left", "right", and the like used in the embodiments of the present application are described in terms of the angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.
In the present application, the first direction X is defined as a direction in which the developing roller 24 axially extends, the third direction Z is defined as a mounting direction of the process cartridge and is perpendicular to the first direction X, and the second direction Y is defined as being perpendicular to the first direction X and the third direction Z. Meanwhile, in the following embodiments, for convenience of reading, the first direction X is a left-right direction of the process cartridge, the second direction Y is an up-down direction of the process cartridge, and the third direction Z is a front-rear direction of the process cartridge.
The present application provides a process cartridge detachably mountable to an image forming apparatus. As shown in fig. 1 and 2, the process cartridge includes a cartridge body 1, the cartridge body 1 is provided with a powder hopper frame 21 and a developing frame 22, the powder hopper frame 21 has an accommodating chamber 21a for accommodating a developer, the developing frame 22 is provided with a developing roller 24, and the powder hopper frame 21 is integrally formed with the developing frame 22.
In the present embodiment, as shown in fig. 1 and 2, the powder hopper frame 21 and the developing frame 22 are integrally formed, and the two are sealed by the cartridge body 1 without providing a sealing member, so that the structure and the production process of the process cartridge are simplified, the assembly is not required, and the production efficiency of the process cartridge is improved.
In a specific embodiment, as shown in fig. 2 and 3, the cartridge 1 includes a main body 11 and a partition wall 12 connected to the main body 11, the main body 11 and the partition wall 12 enclose an accommodating chamber 21a, a developing roller 24 is mounted outside the partition wall 12, and the partition wall 12 partitions a powder hopper frame 21 and a developing frame 22; the partition wall 12 is provided with a communication hole 121 extending in the first direction X for allowing the developer in the powder hopper frame 21 to enter the developing frame 22.
In the present embodiment, as shown in fig. 2 and 3, the partition wall 12 partitions the powder hopper frame 21 and the developing frame 22, and one side of the partition wall 12 is an accommodating chamber 21a for accommodating the developer and the other side is the developing roller 24, so that the developer is relatively spatially independent from the developing roller 24. When printing or development is required, the developer can enter the developing frame 22 through the communication holes 121 in the partition wall 12 and adhere to the developing roller 24.
Further, an agitating blade capable of rotating in the first direction X may be provided in the accommodating chamber 21a, and agitate the developer in the accommodating chamber 21a to charge the developer, prevent the developer from agglomerating, and assist the developer in entering the developing frame 22.
In a specific embodiment, as shown in fig. 2 to 4, the body 11 includes an upper cover 111 and a lower cover 112, and an installation space for installing the developing roller 24 is provided between the upper cover 111, the lower cover 112, and the partition wall 12.
In the present embodiment, as shown in fig. 2 to 4, the upper cover 111 and the lower cover 112 can be engaged, the partition wall 12 is provided on the lower cover 112, the installation space between the upper cover 111, the lower cover 112 and the partition wall 12 can accommodate the developing roller 24, and the developing roller 24 corresponds to the communication hole 121, and the developer entering the developing frame 22 through the communication hole 121 can directly contact the developing roller 24 to adhere to the surface of the developing roller 24, facilitating the subsequent printing or developing operation.
In a specific embodiment, as shown in fig. 2 to 4, the case 1 is provided with a guide wall 13, and the guide wall 13 protrudes toward the accommodating chamber 21a along the second direction Y.
In the present embodiment, as shown in fig. 2 to 4, the guide wall 13 can guide the developer to facilitate the entry of the developer into the developing frame 22 through the communication hole 121, and prevent the failure of printing or development due to the failure of discharge of the developer from the housing chamber 21 a.
Further, the rotation direction of the agitating holder may correspond to the guide wall 13, so that the developer agitated by the agitating holder is moved along the guide wall 13 toward the communication hole 121.
In a specific embodiment, as shown in fig. 2 to 4, the upper surface and the lower surface of the case 1 are provided with guide walls 13 along the second direction Y.
In the present embodiment, as shown in fig. 2 to 4, the guide walls 13 are respectively disposed on the upper surface and the lower surface of the box body 1, and the guide walls 13 protrude into the accommodating cavity 21a, so that the accommodating cavity 21a is wavy, the developer in the accommodating cavity 21a is moved along the guide walls 13 toward the communication holes 121 by the stirring frame, the developer in the accommodating cavity 21a far away from the communication holes 121 can be smoothly discharged, and the utilization rate of the developer in the accommodating cavity 21a is improved.
Further, as shown in fig. 2, the surface of the guide wall 13 facing the outside of the accommodating chamber 21a is provided with a plurality of nonslip protrusions which increase the frictional force between the process cartridge and the hand of the user, thereby facilitating the detachment or attachment of the process cartridge.
Specifically, a plurality of stirring frames may be disposed in the accommodating chamber 21a, and when two stirring frames are disposed in the accommodating chamber 21a, the two stirring frames are disposed on two sides of the guide wall 13 along the third direction Z.
In a specific embodiment, as shown in fig. 1 and 2, the developing frame 22 is disposed on the front side of the powder hopper frame 21 in the third direction Z.
In the present embodiment, as shown in fig. 1 and 2, the developing frame 22 is closer to the image forming apparatus than the powder hopper frame 21 in the third direction Z, thereby facilitating printing or image formation of the developer in the accommodating hopper 21a via the developing roller 24 or the like.
In a specific embodiment, as shown in fig. 6 and 7, the process cartridge further includes a photosensitive drum frame 23 and a photosensitive drum 26 mounted to the photosensitive drum frame 23, the photosensitive drum frame 23 being rotatably connected to the cartridge body 1.
In the present embodiment, as shown in fig. 6 and 7, the developer in the housing chamber 21a of the process cartridge contacts the developing roller 24 via the communication hole 121 and adheres to the surface of the developing roller 24, and the developer on the surface of the developing roller 24 is transferred to the surface of the photosensitive drum 26 according to the image formation information from the image forming apparatus, thereby facilitating the subsequent image formation.
As shown in fig. 1 and 7, the developing roller 24 is mounted to the cartridge body 1, and the developing roller 24 is rotatably coupled to the cartridge body 1. The processing box further comprises a powder outlet blade 25, wherein the powder outlet blade 25 is fixedly arranged on the box body 1, and the powder outlet blade 25 is in contact with the outer surface of the developing roller 24 along the first direction X, so that excessive developer on the surface of the developing roller 24 is scraped, the thickness of the developer on the surface of the developing roller 24 is adjusted, and the effect of the processing box in the printing or developing process is improved.
In a specific embodiment, as shown in fig. 7, the photosensitive drum 26 is rotatably connected to the photosensitive drum frame 23, and at least a part of the photosensitive drum 26 is exposed to the outside of the photosensitive drum frame 23; at least a part of the developing roller 24 is exposed to the outside of the cartridge body 1, and the circumferential surface of the developing roller 24 can be in contact with the circumferential surface of the photosensitive drum 26.
In the present embodiment, as shown in fig. 7, at least a portion of the developing roller 24 is exposed to the outside of the cartridge body 1, and at least a portion of the photosensitive drum 26 is exposed to the outside of the photosensitive drum frame 23, so that the circumferential surface of the developing roller 24 can be in contact with the circumferential surface of the photosensitive drum 26, and thus, according to the image forming information from the image forming apparatus, the developer on the surface of the developing roller 24 can be transferred to the surface of the photosensitive drum 26, thereby facilitating the subsequent image formation.
In a specific embodiment, as shown in fig. 5, the cartridge body 1 is provided with a protruding coupling portion 14, and the drum frame 23 is rotatably coupled to the cartridge body 1 through the coupling portion 14.
In the present embodiment, as shown in fig. 5, the photosensitive drum frame 23 is rotatably connected to the cartridge body 1 through the connecting portion 14, which is simple in structure and easy to assemble, and improves the efficiency of producing the process cartridge. The photosensitive drum frame 23 is rotatably connected with the box body 1, so that the relative positions of the developing roller 24 and the photosensitive drum 26 can be conveniently adjusted, the photosensitive drum 26 is just contacted with the developer on the surface of the developing roller 24, and the developing effect of the processing box is ensured.
In addition, the processing box further comprises a protective cover, the protective cover is buckled on the two sides of the processing box along the first direction X, the end part and the structure of the end part of the processing box are protected, and the connecting part 14 can also be arranged on the protective cover.
In a specific embodiment, as shown in fig. 7, the photosensitive drum frame 23 is disposed on the front side of the developing frame 22 and the powder hopper frame 21 in the third direction Z.
In the present embodiment, as shown in fig. 7, the photosensitive drum frame 23 is closer to the image forming apparatus in the third direction Z relative to the powder hopper frame 21 and the developing frame 22, thereby facilitating printing or development of the developer in the accommodating hopper 21a via the structure of the developing roller 24, the photosensitive drum 26, and the like. Meanwhile, when the developer in the accommodating chamber 21a is consumed, the process cartridge is conveniently replaced, thereby improving the body experience of the user.
Further, as shown in fig. 8, since at least a part of the photosensitive drum 26 is exposed to the outside of the photosensitive drum frame 23 during transportation or storage of the process cartridge, the photosensitive drum 26 can be protected by covering the part of the photosensitive drum 26 exposed to the outside of the photosensitive drum frame 23 with the shield 27, and the process cartridge can be prevented from being damaged during transportation or storage and affecting the printing or developing operation.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. The utility model provides a processing box, detachably installs to imaging device in, its characterized in that, processing box includes box body (1), box body (1) is provided with powder storehouse frame (21) and development frame (22), powder storehouse frame (21) have the chamber (21 a) that holds that is used for holding the developer, development frame (22) are provided with developing roller (24), powder storehouse frame (21) with development frame (22) integrated into one piece.
2. A process cartridge according to claim 1, wherein said cartridge body (1) comprises a body (11) and a partition wall (12) connected to said body (11), said body (11) and said partition wall (12) enclosing said accommodating chamber (21 a), said developing roller (24) being mounted to an outer side of said partition wall (12), said partition wall (12) partitioning said powder hopper frame (21) and said developing frame (22);
the partition wall (12) is provided with a communication hole (121) extending in a first direction (X) for allowing the developer in the powder hopper frame (21) to enter the developing frame (22).
3. A process cartridge according to claim 2, wherein said body (11) includes an upper cover (111) and a lower cover (112), said upper cover (111), said lower cover (112) and said partition wall (12) having a mounting space therebetween for mounting said developing roller (24).
4. A process cartridge according to claim 1, wherein a guide wall (13) is provided on said cartridge body (1), said guide wall (13) projecting toward said accommodating chamber (21 a) in the second direction (Y).
5. A process cartridge according to claim 4, wherein in said second direction (Y), both upper and lower surfaces of said cartridge body (1) are provided with guide walls (13).
6. A process cartridge according to any one of claims 1 to 5, wherein said developing frame (22) is disposed on a front side of said powder hopper frame (21) in a third direction (Z).
7. A process cartridge according to claim 6, further comprising a photosensitive drum frame (23) and a photosensitive drum (26) mounted to said photosensitive drum frame (23), said photosensitive drum frame (23) being rotatably connected to said cartridge body (1).
8. A process cartridge according to claim 7, wherein said photosensitive drum (26) is rotatably connected to said photosensitive drum frame (23), at least a part of said photosensitive drum (26) being exposed to an outside of said photosensitive drum frame (23);
at least part of the developing roller (24) is exposed to the outer side of the box body (1), and the circumferential surface of the developing roller (24) can be contacted with the circumferential surface of the photosensitive drum (26).
9. A process cartridge according to claim 7, wherein said cartridge body (1) is provided with a protruding coupling portion (14), and said drum frame (23) is rotatably coupled to said cartridge body (1) through said coupling portion (14).
10. A process cartridge according to claim 7, wherein in a third direction (Z), said photosensitive drum frame (23) is disposed on a front side of said developing frame (22) and said powder hopper frame (21).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122501997 | 2021-10-18 | ||
| CN2021225019977 | 2021-10-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218383677U true CN218383677U (en) | 2023-01-24 |
Family
ID=84954520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222519677.9U Active CN218383677U (en) | 2021-10-18 | 2022-09-21 | Processing box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218383677U (en) |
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2022
- 2022-09-21 CN CN202222519677.9U patent/CN218383677U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |