CN114488747A - A toggle structure for handling box and handle box thereof - Google Patents

A toggle structure for handling box and handle box thereof Download PDF

Info

Publication number
CN114488747A
CN114488747A CN202210184566.9A CN202210184566A CN114488747A CN 114488747 A CN114488747 A CN 114488747A CN 202210184566 A CN202210184566 A CN 202210184566A CN 114488747 A CN114488747 A CN 114488747A
Authority
CN
China
Prior art keywords
developing
developing roller
frame
power receiving
head
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.)
Granted
Application number
CN202210184566.9A
Other languages
Chinese (zh)
Other versions
CN114488747B (en
Inventor
李军伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhuhai Huaren Zhichuang Technology Co ltd
Original Assignee
Zhuhai Chinamate Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhuhai Chinamate Technology Co ltd filed Critical Zhuhai Chinamate Technology Co ltd
Priority to CN202210184566.9A priority Critical patent/CN114488747B/en
Publication of CN114488747A publication Critical patent/CN114488747A/en
Application granted granted Critical
Publication of CN114488747B publication Critical patent/CN114488747B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/16Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
    • G03G21/18Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit
    • G03G21/1839Means for handling the process cartridge in the apparatus body
    • G03G21/1857Means for handling the process cartridge in the apparatus body for transmitting mechanical drive power to the process cartridge, drive mechanisms, gears, couplings, braking mechanisms
    • G03G21/186Axial couplings
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/16Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
    • G03G21/1604Arrangement or disposition of the entire apparatus
    • G03G21/1619Frame structures
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/16Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
    • G03G21/1661Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements means for handling parts of the apparatus in the apparatus
    • G03G21/1671Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements means for handling parts of the apparatus in the apparatus for the photosensitive element
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/16Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
    • G03G21/1661Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements means for handling parts of the apparatus in the apparatus
    • G03G21/1676Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements means for handling parts of the apparatus in the apparatus for the developer unit

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Dry Development In Electrophotography (AREA)
  • Electrophotography Configuration And Component (AREA)

Abstract

The invention discloses a toggle structure for a processing box and the processing box thereof, which are applied to the clutch control of a photosensitive drum and a developing roller, and comprise: a photosensitive drum and drum frame, a developing roller and developing frame, and a force receiving member, the developing frame being rotatably supported relative to the drum frame about a rotation axis thereof; and the developing frame moves between a contact position where the developing roller contacts the photosensitive drum and a spaced position where the developing roller is spaced from the photosensitive drum, relative to the drum frame; a force receiving member for receiving a driving force from a driving head of the image forming apparatus, the force receiving member having a power receiving yaw head thereon having a pitch back yielding and a pitch front yielding, the force receiving member being configured to move between a standby position and an operating position; when a force is applied to the power receiving swing of the force receiving member when the force receiving member is in the operating position, the developing roller is movable such that the developing roller is in the spaced-apart position; has small size and simple structure, and is convenient for the disassembly and the assembly of the processing box.

Description

A toggle structure for handling box and handle box thereof
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of printers, in particular to a poking structure for a processing box and the processing box.
[ background of the invention ]
The process cartridge is a consumable in an electrophotographic image forming apparatus or a printer, can be detachably mounted in the image forming apparatus, and generally includes a drum frame accommodating a photosensitive drum, a developing frame accommodating a developer, a developing roller, and a powder feed roller, the developing frame supporting the rotatable developing roller, and the developer being conveyed to the developing roller by the powder feed roller. The process cartridge receives a driving force from the image forming apparatus during operation, and transmits the driving force to the photosensitive drum, the developing roller, and the powder feeding roller through the gear train.
In the related art, as disclosed in chinese patent publication No. CN102193476B, a process cartridge, as shown in fig. 1 to 3, when an image forming operation is performed, a developing roller 1 'is always pushed toward an electrophotographic photosensitive drum 2' with a predetermined pressure. In the contact development system in which the developing roller 1 'is in contact with the photosensitive drum 2' during the development operation, the elastic layer of the developing roller is in contact with the surface of the photosensitive drum at a predetermined pressure. Since the developing roller is in contact with the photosensitive drum, the developer can be deposited from the developing roller onto the photosensitive drum, and the photosensitive drum and the developing roller rotate in contact with each other even when the developing operation is not performed. To solve this technical problem, as shown in fig. 1 to 3, when an image forming operation is not performed, a driving head is provided to act on a process cartridge by the inside of the image forming apparatus, and an elastic member 3 ' driven by the driving head is provided to the corresponding process cartridge, and when a force acting on the elastic member 3 ' is larger than a biasing force between a drum frame 4 ' and a developing frame 5 ', the developing frame 5 ' is urged to deflect against the drum frame 4 ', the elastic member 3 ' to separate the developing roller 1 ' from the photosensitive drum 2 '. However, the existing elastic component is convenient for avoiding the processing box to be installed on the imaging equipment, the stress part of the elastic component is designed to be sunken, the whole structure is complex, the reliability is poor, and the space is occupied, so that the processing box is more narrow in limited space, the processing and the assembly are not convenient, unnecessary interference is often generated when the processing box is assembled, and a great deal of inconvenience is brought to the assembling process.
[ summary of the invention ]
The invention provides a shifting structure for a processing box and the processing box thereof, which have the advantages of simple structure, small volume and convenient assembly and processing, are beneficial to the mutual contact and relative separation of a photosensitive drum and a developing roller, and are convenient for the disassembly and the assembly of the processing box.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a toggle structure for a process cartridge, applied to clutch control of a photosensitive drum and a developing roller, comprises:
the photosensitive drum is rotatably arranged on the drum frame along the axial direction and is used for bearing an electrostatic latent image;
the developing roller is rotatably arranged on the developing frame along the axial direction and is used for transferring and developing the electrostatic latent image on the photosensitive drum;
the developing frame is rotatably supported relative to the drum frame by taking a rotating axis on the drum frame as a rotating shaft center; and the developing frame is moved relative to the drum frame between a contact position where the developing roller is in contact with the photosensitive drum and a spaced position where the developing roller is spaced from the photosensitive drum; and
a force receiving member provided at one side end surface of the developing frame for receiving a driving force from a driving head of an image forming apparatus; the force receiving member has thereon a power receiving yaw which is driven by the driving head in a manner of being pressed when the entire process cartridge is loaded into the image forming apparatus while being deflected backward and automatically reset, and which is deflected forward and downward with respect to the driving head of the image forming apparatus while the entire process cartridge is withdrawn from the image forming apparatus while being deflected forward, the force receiving member being configured to move between a standby position and an operating position;
the power receiving yaw is closer to the rotational axis when the force receiving member is in the operating position than when the force receiving member is in the standby position; when a force is applied to the power receiving swing of the force receiving member when the force receiving member is in an operating position, the developing roller is movable such that the developing roller is in the spaced-apart position.
Preferably, a powder feeding roller for supplying printing carbon powder to the developing roller is further rotatably mounted on the developing frame beside the developing roller along the same axial direction.
Preferably, the force receiving member is pivoted from a tilted-back abdicating and automatic resetting with respect to the driving head when the image forming apparatus is loaded, to the standby position, and to the operating position, and is tilted forward and forward by the driving head to drive the developing frame to drive the developing roller to the separating position, and to be tilted anteriorly and forward abdicating and automatic resetting with respect to the driving head when the image forming apparatus is pulled out.
Preferably, the force receiving component comprises a power receiving swing head, a return spring, a sliding rack and a thrust spring, and arc-shaped teeth meshed with the sliding rack are arranged on the outer edge of the fixed end of the rotating shaft of the power receiving swing head;
the end part of the developing frame, which is close to a driving head on the imaging equipment, is provided with a positioning chute for accommodating the reset spring, the sliding rack and the thrust spring, the reset spring and the thrust spring are respectively positioned at the front end and the rear end of the sliding rack, and the sliding rack is assembled in the middle of the positioning chute in a suspension sliding manner under the action of tension;
the end part of the developing frame is also convexly provided with a rotating shaft hinged with a rotating shaft fixing end at the bottom side of the power receiving swing head, the power receiving swing head is sleeved on an arc-shaped tooth at the rear lower edge of the rotating shaft and is meshed with a sliding rack in the positioning chute, and the top end of the power receiving swing head is contacted with a driving head on the imaging equipment and drives the power receiving swing head to deflect backwards and deflect forwards through the sliding rack under the interaction of a return spring and a thrust spring;
when the power receiving swing head is shifted to the operating position from the standby position, the driving head triggers the top end of the power receiving swing head to deflect forwards and downwards by taking the rotating shaft as an axis, drives the sliding rack to move downwards in the positioning sliding groove and compresses the thrust spring, and the thrust spring overcomes the bias force between the developing frame and the drum frame to drive the developing roller to be at the separating position so as to separate the developing roller from the photosensitive drum.
Preferably, two ends of the sliding rack are respectively provided with a raised head which is sleeved with the return spring and the thrust spring and used for positioning the return spring and the thrust spring.
Preferably, the end of the developing frame comprises an outer end cover, a bearing piece and an inner supporting plate, the inner supporting plate is provided with a driven gear, a developing gear and a powder feeding gear which are fixed through the bearing piece in a limiting way, the developing gear and the powder feeding gear are respectively and coaxially arranged at the rotating shaft end parts of the developing roller and the powder feeding roller and are respectively meshed with the driven gear, and the positioning sliding groove is arranged at the top end of the inner supporting plate.
A processing box comprises the poking structure for the processing box.
The beneficial effects of the above technical scheme are:
because the power receiving swing head is hinged on the rotating shaft of the developing frame, the bottom end of the power receiving swing head is meshed through the sliding rack, and the sliding rack is assembled in the middle of the positioning sliding chute in a suspending and sliding mode under the combined action of the reset spring and the thrust spring, so that the power receiving swing head can swing back and forth in a pitching mode and can reset automatically. When the processing box is loaded into or taken out of the imaging device, the swinging head is received relative to the driving head and the power to deflect backwards or deflect forwards, and then the processing box is automatically reset; when the power receiving swing head is driven by the driving head and is bent forward and deflected to an operating position from a standby position under the driving of the driving head, the sliding rack moves downwards in the positioning chute and presses the thrust spring through linkage of the sliding rack and the thrust spring, and the thrust spring overcomes the biasing force between the developing frame and the drum frame to drive the developing roller to be at a separating position so as to separate the developing roller from the photosensitive drum.
Compared with the existing design mode, the force receiving component is simple in structure, the avoiding design of the processing box when the processing box is put into or taken out of the imaging equipment is not considered, meanwhile, enough space is reserved for the installation of other components, the assembly is more convenient, and the use process is safer and more reliable.
[ description of the drawings ]
FIG. 1 is a schematic perspective view of a prior art construction;
FIG. 2 is a schematic diagram of a partial structure of the prior art;
FIG. 3 is an enlarged schematic view of the elastic member and the developing frame end member in the prior art;
FIG. 4 is a schematic left perspective view of the process cartridge of the present invention;
FIG. 5 is a schematic view showing a right perspective structure of the process cartridge of the present invention;
FIG. 6 is a schematic cross-sectional view of the main body of the present invention;
fig. 7 is a schematic diagram of an explosive structure according to the present invention.
[ detailed description ] embodiments
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it should be noted that the embodiments and features in the embodiments of the present invention may be combined with each other without conflict. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. 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 invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
A toggle structure for a processing box is applied to clutch control of a photosensitive drum and a developing roller in the processing box on an imaging device, as shown in figures 4 to 7, and comprises a photosensitive drum 1, a drum frame 2, a developing roller 3, a developing frame 4 and a force receiving component 5, wherein the photosensitive drum 1 is rotatably arranged on the drum frame 2 along the axial direction and is used for bearing an electrostatic latent image, the developing roller 3 is rotatably arranged on the developing frame 4 along the axial direction and is used for developing after transferring the electrostatic latent image on the photosensitive drum 1, and a powder feeding roller 6 used for supplying printing carbon powder to the developing roller 3 is rotatably arranged on the developing frame 4 beside the developing roller 3 along the same axial direction; wherein, the developing frame 4 is supported rotatably with respect to the drum frame 2 with the rotation axis 7 on the drum frame 2 as the rotation axis center; and the developing frame 4 is moved relative to the drum frame 2 between a contact position in which the developing roller 3 is in contact with the photosensitive drum 1 and a spaced position in which the developing roller 3 is spaced from the photosensitive drum 1.
As shown in fig. 4 to 7, the force receiving member 5 is provided at one side end face of the developing frame 4 for receiving a driving force from a driving head (not shown) of the image forming apparatus, and the force receiving member 5 is biased backward with respect to the driving head of the image forming apparatus when the whole process cartridge is loaded into the image forming apparatus and automatically reset to be driven by the driving head touch; when the entire process cartridge is extracted from the image forming apparatus, the power receiving part thereof is bent forward and out of position with respect to the driving head of the image forming apparatus. Meanwhile, at the time of operation when the process cartridge is mounted in the image forming apparatus, the force receiving member 5 is configured to move between a standby position, in which the photosensitive drum 1 and the developing roller 3 are in a touch-press operating state, and an operating position, in which the power receiving part of the force receiving member 5 is closer to the rotational axis than the force receiving member 5 is in the standby position; when a force is applied to the power receiving part of the force receiving member 5 when the force receiving member 5 is in the operating position, the developing roller 3 can be moved such that the developing roller 3 is in the spaced position, i.e., the photosensitive drum 1 and the developing roller 3 are in a spaced state.
As shown in fig. 6 and 7, the end of the developing frame 4 includes an outer end cover 8, a bearing member 9 and an inner supporting plate 10, the inner supporting plate 10 is provided with a driven gear 11, a developing gear 12 and a powder feeding gear 13 which are fixed by the bearing member 9, the driven gear 11 receives driving force from the image forming apparatus, and the developing gear 12 and the powder feeding gear 13 are respectively and coaxially mounted on the rotating shaft ends of the developing roller 3 and the powder feeding roller 6 and respectively meshed with the driven gear 11; the force receiving component 5 comprises a power receiving swing head 50, a return spring 51, a sliding rack 52 and a thrust spring 53, wherein the outer edge of the fixed end of the rotating shaft of the power receiving swing head 50 is provided with an arc-shaped tooth 500 meshed with the sliding rack 52; the end of the developing frame 4 adjacent to the driving head of the image forming apparatus is provided with a positioning chute 14 for accommodating a return spring 51, a sliding rack 52 and a thrust spring 53, wherein the positioning chute 14 is arranged at the top end of the inner supporting plate 10; the return spring 51 and the thrust spring 53 are respectively located at the front end and the rear end of the sliding rack 52, and the sliding rack 52 is assembled in the middle of the positioning chute 14 in a suspending and sliding manner under the action of tension, and the two ends of the sliding rack 52 are respectively provided with a raised head 520 which is sleeved with the return spring 51 and the thrust spring 53 and is used for positioning the return spring 51 and the thrust spring 53.
As shown in fig. 6 and 7, the end of the developing frame 4 is further provided with a protruding rotating shaft 40 hinged to the fixed end of the rotating shaft at the bottom side of the power receiving swing head 50, and the bottom side of the corresponding power receiving swing head 50 is provided with a rotating shaft hole 501 matched with the rotating shaft 40; the arc-shaped teeth 500 of the power receiving swing head 50 sleeved on the rear lower edge of the rotating shaft 40 are meshed with the sliding rack 52 in the positioning chute 14, and when the top end of the power receiving swing head 50 is contacted with a driving head on the imaging device, the power receiving swing head 50 is driven by the sliding rack 52 to deflect backwards and deflect forwards and downwards under the interaction of the return spring 51 and the thrust spring 53.
When in use, the power receiving swing head 50 is hinged on the rotating shaft 40 of the developing frame 4, the bottom end of the power receiving swing head 50 is meshed through the sliding rack 52, and the sliding rack 52 is assembled in the middle of the positioning chute 14 in a floating and sliding mode under the combined action of the return spring 51 and the thrust spring 53, so that the power receiving swing head 50 can swing back and forth in a pitching mode and can automatically return. When the process cartridge is loaded into or taken out of the image forming apparatus, the backward deflection abdicating or forward deflection abdicating is performed with respect to the driving head and the power receiving swing head 50, and then the process cartridge is automatically reset; when the power receiving swing head 50 is forwardly and obliquely deflected to the operating position by the drive head from the standby position by the drive head, the slide rack 52 moves down in the positioning chute 14 and presses the thrust spring 53 by interlocking the slide rack 52 and the thrust spring 53, and the thrust spring 53 drives the developing frame 4 to bring the developing roller 3 to the spaced position against the biasing force between the developing frame 4 and the drum frame 2 to separate the developing roller 3 from the photosensitive drum 1. The present embodiment is merely illustrative of the preferred embodiments and is not limited to this configuration.
In the description of the present invention, it should be noted that the terms "end", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings or orientations or positional relationships that the products of the present invention conventionally use, which are merely for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present invention.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the invention, and all equivalent changes in shape, structure and principle of the invention should be covered by the protection scope of the present invention.

Claims (7)

1. A toggle structure for a process cartridge, applied to clutch control of a photosensitive drum and a developing roller, comprising:
the photosensitive drum is rotatably arranged on the drum frame along the axial direction and is used for bearing an electrostatic latent image;
the developing roller is rotatably arranged on the developing frame along the axial direction and is used for transferring and developing the electrostatic latent image on the photosensitive drum;
the developing frame is rotatably supported relative to the drum frame by taking a rotating axis on the drum frame as a rotating shaft center; and the developing frame is moved relative to the drum frame between a contact position where the developing roller is in contact with the photosensitive drum and a spaced position where the developing roller is spaced from the photosensitive drum; and
a force receiving member provided at one side end surface of the developing frame for receiving a driving force from a driving head of an image forming apparatus; the force receiving member has thereon a power receiving yaw which is driven by the driving head in a manner of being pressed when the entire process cartridge is loaded into the image forming apparatus while being deflected backward and automatically reset, and which is deflected forward and downward with respect to the driving head of the image forming apparatus while the entire process cartridge is withdrawn from the image forming apparatus while being deflected forward, the force receiving member being configured to move between a standby position and an operating position;
the power receiving yaw is closer to the rotational axis when the force receiving member is in the operating position than when the force receiving member is in the standby position; when a force is applied to the power receiving swing of the force receiving member when the force receiving member is in an operating position, the developing roller is movable such that the developing roller is in the spaced-apart position.
2. A dial structure for a process cartridge according to claim 1, wherein: and a powder feeding roller for supplying printing carbon powder to the developing roller is also rotatably arranged on the developing frame beside the developing roller along the same axial direction.
3. A dial structure for a process cartridge according to claim 1, wherein: the force receiving member deflects and yields and automatically resets backward relative to the drive head when being loaded into the image forming apparatus through pivoting, deflects and reaches the standby position and bends forward and forward under the drive of the drive head to the operating position to drive the developing frame to drive the developing roller to be located at the separating position, and deflects and yields and automatically resets forward and downward relative to the drive head when being pulled out from the image forming apparatus.
4. A dial structure for a process cartridge according to claim 1, wherein: the force receiving component comprises a power receiving swing head, a return spring, a sliding rack and a thrust spring, and arc-shaped teeth meshed with the sliding rack are arranged on the outer edge of the fixed end of a rotating shaft of the power receiving swing head;
the end part of the developing frame, which is close to a driving head on the imaging equipment, is provided with a positioning chute for accommodating the reset spring, the sliding rack and the thrust spring, the reset spring and the thrust spring are respectively positioned at the front end and the rear end of the sliding rack, and the sliding rack is assembled in the middle of the positioning chute in a suspension sliding manner under the action of tension;
the end part of the developing frame is also convexly provided with a rotating shaft hinged with a rotating shaft fixing end at the bottom side of the power receiving swing head, the power receiving swing head is sleeved on an arc-shaped tooth at the rear lower edge of the rotating shaft and is meshed with a sliding rack in the positioning chute, and the top end of the power receiving swing head is contacted with a driving head on the imaging equipment and drives the power receiving swing head to deflect backwards and deflect forwards through the sliding rack under the interaction of a return spring and a thrust spring;
when the power receiving swing head is shifted to the operating position from the standby position, the driving head triggers the top end of the power receiving swing head to deflect forwards and downwards by taking the rotating shaft as an axis, drives the sliding rack to move downwards in the positioning sliding groove and compresses the thrust spring, and the thrust spring overcomes the bias force between the developing frame and the drum frame to drive the developing roller to be at the separating position so as to separate the developing roller from the photosensitive drum.
5. A dial structure for a process cartridge according to claim 4, wherein: and raised heads sleeved with the reset spring and the thrust spring and used for positioning the reset spring and the thrust spring are respectively arranged at two ends of the sliding rack.
6. A dial construction for a process cartridge according to claim 4, wherein: the end part of the developing frame comprises an outer end cover, a bearing piece and an inner supporting plate, a driven gear, a developing gear and a powder feeding gear which are fixed through the bearing piece in a limiting mode are mounted on the inner supporting plate, the developing gear and the powder feeding gear are coaxially mounted at the rotating shaft end parts of the developing roller and the powder feeding roller respectively and are meshed with the driven gear respectively, and the positioning sliding groove is formed in the top end part of the inner supporting plate.
7. A process cartridge comprising a click structure for a process cartridge according to any one of claims 1 to 6.
CN202210184566.9A 2022-02-25 2022-02-25 Toggle structure for processing box and processing box thereof Active CN114488747B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210184566.9A CN114488747B (en) 2022-02-25 2022-02-25 Toggle structure for processing box and processing box thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210184566.9A CN114488747B (en) 2022-02-25 2022-02-25 Toggle structure for processing box and processing box thereof

Publications (2)

Publication Number Publication Date
CN114488747A true CN114488747A (en) 2022-05-13
CN114488747B CN114488747B (en) 2024-05-24

Family

ID=81484822

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210184566.9A Active CN114488747B (en) 2022-02-25 2022-02-25 Toggle structure for processing box and processing box thereof

Country Status (1)

Country Link
CN (1) CN114488747B (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102193476A (en) * 2006-01-11 2011-09-21 佳能株式会社 Process cartridge
US20120321342A1 (en) * 2011-06-17 2012-12-20 Canon Kabushiki Kaisha Process cartridge, electrophotographic image forming apparatus, and assembly method of process cartridge
CN210666367U (en) * 2019-11-28 2020-06-02 珠海天威飞马打印耗材有限公司 Processing box
CN215006250U (en) * 2021-06-11 2021-12-03 珠海鼎龙汇通打印科技有限公司 Processing box
CN217113050U (en) * 2022-02-25 2022-08-02 珠海华人科技有限公司 A stir structure and processing box for processing box

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102193476A (en) * 2006-01-11 2011-09-21 佳能株式会社 Process cartridge
US20120321342A1 (en) * 2011-06-17 2012-12-20 Canon Kabushiki Kaisha Process cartridge, electrophotographic image forming apparatus, and assembly method of process cartridge
CN210666367U (en) * 2019-11-28 2020-06-02 珠海天威飞马打印耗材有限公司 Processing box
CN215006250U (en) * 2021-06-11 2021-12-03 珠海鼎龙汇通打印科技有限公司 Processing box
CN217113050U (en) * 2022-02-25 2022-08-02 珠海华人科技有限公司 A stir structure and processing box for processing box

Also Published As

Publication number Publication date
CN114488747B (en) 2024-05-24

Similar Documents

Publication Publication Date Title
EP2631717B1 (en) Image forming apparatus and toner case
US5930561A (en) Process cartridge and image-formation device suitable for miniaturization
EP1298502B1 (en) Electrophotographic image forming apparatus having a detachable process cartridge
US9304483B2 (en) Cartridge, image forming apparatus and main assembly of image forming apparatus
US7689139B2 (en) Electrical contact to process cartridge, developer cartridge or image forming apparatus
JP4721464B2 (en) Electrophotographic image forming apparatus
EP2735914B1 (en) Image forming apparatus and toner case
JP5049615B2 (en) Electrophotographic image forming apparatus
EP3748434B1 (en) Toner cartridge having positioning features
CN217113050U (en) A stir structure and processing box for processing box
EP0367200B1 (en) Sheet feeding apparatus
CN114488747A (en) A toggle structure for handling box and handle box thereof
JP4298251B2 (en) Image forming apparatus
CN108153127B (en) Developing unit, process cartridge and electrophotographic apparatus
JP3641683B2 (en) Image forming apparatus
JPH08175684A (en) Paper feeding device
JP2009063749A (en) Image-forming device
CN107132743B (en) Image forming apparatus with a toner supply unit
CN220962150U (en) Processing box
CN220795652U (en) Developing box
US11392078B2 (en) Electrical connector assembly for an image forming device
JP6018974B2 (en) Paper supply apparatus and image forming apparatus having the same
JPS60118570A (en) Discharge device
CN115079539A (en) Image forming apparatus with a plurality of image forming units
JPH11174934A (en) Connecting device for option equipment

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right
TA01 Transfer of patent application right

Effective date of registration: 20240425

Address after: 519100 Dormitory at No. 7 Pingxi Third Road, Nanping Science and Technology Industrial Park, Zhuhai City, Guangdong Province (Phase II)

Applicant after: Zhuhai Huaren Zhichuang Technology Co.,Ltd.

Country or region after: China

Address before: 519000 first and fourth floors of the whole building of injection molding workshop, No. 7, Pingxi Third Road, Nanping Science and Technology Industrial Park, Zhuhai, Guangdong Province

Applicant before: ZHUHAI CHINAMATE TECHNOLOGY Co.,Ltd.

Country or region before: China

GR01 Patent grant
GR01 Patent grant