CN107219736B - Rotational force transmitting assembly and process cartridge - Google Patents
Rotational force transmitting assembly and process cartridge Download PDFInfo
- Publication number
- CN107219736B CN107219736B CN201710628759.8A CN201710628759A CN107219736B CN 107219736 B CN107219736 B CN 107219736B CN 201710628759 A CN201710628759 A CN 201710628759A CN 107219736 B CN107219736 B CN 107219736B
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- transmission
- transmission rod
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- gear
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- 238000000034 method Methods 0.000 title claims description 32
- 230000005540 biological transmission Effects 0.000 claims abstract description 158
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/75—Details relating to xerographic drum, band or plate, e.g. replacing, testing
- G03G15/757—Drive mechanisms for photosensitive medium, e.g. gears
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
- G03G21/18—Mechanical 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
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
- G03G21/18—Mechanical 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
- G03G21/1839—Means for handling the process cartridge in the apparatus body
- G03G21/1857—Means for handling the process cartridge in the apparatus body for transmitting mechanical drive power to the process cartridge, drive mechanisms, gears, couplings, braking mechanisms
- G03G21/186—Axial couplings
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
- G03G21/18—Mechanical 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
- G03G21/1839—Means for handling the process cartridge in the apparatus body
- G03G21/1857—Means for handling the process cartridge in the apparatus body for transmitting mechanical drive power to the process cartridge, drive mechanisms, gears, couplings, braking mechanisms
- G03G21/1864—Means for handling the process cartridge in the apparatus body for transmitting mechanical drive power to the process cartridge, drive mechanisms, gears, couplings, braking mechanisms associated with a positioning function
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
- G03G2221/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts
- G03G2221/1651—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts for connecting the different parts
- G03G2221/1654—Locks and means for positioning or alignment
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
- G03G2221/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts
- G03G2221/1651—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts for connecting the different parts
- G03G2221/1657—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts for connecting the different parts transmitting mechanical drive power
Abstract
The invention provides a rotary force transmission assembly which comprises a rotary force transmission part, a transmission gear and a limiting mechanism, wherein a containing cavity is formed in the transmission gear; the rotary force transmission piece comprises a columnar transmission rod and an input tooth positioned at one axial end of the transmission rod, wherein the input tooth is used for receiving rotary driving force; the limiting mechanism comprises a fixing piece and an elastic piece, a first end of the elastic piece is abutted with the inner wall of the accommodating cavity, and a second end of the elastic piece is abutted with the other axial end of the transmission rod; the fixing piece is detachably fixed on the transmission rod and extends outwards from the side wall of the transmission rod in the radial direction of the transmission rod; the transmission gear is provided with a limiting part, the fixing piece is abutted on the limiting part, and the limiting part is positioned on one side, close to the input teeth, of the fixing piece in the axial direction of the transmission rod. The invention also provides a processing box with the rotating force transmission assembly. The rotating force transmission assembly has simple structure and can facilitate the installation and the disassembly of the processing box.
Description
Technical Field
The present invention relates to the field of electrophotographic image forming printing technology, and more particularly, to a process cartridge detachably mountable to an electrophotographic image forming apparatus and a rotational force transmitting assembly thereof.
Background
An electrophotographic image forming apparatus is an apparatus for forming an image on a printing medium such as paper using the electrophotographic principle, and includes a copying machine, a printer, a facsimile machine, an all-in-one machine, and the like, and generally includes a main body and a process cartridge detachably mounted in the main body. The processing box is provided with a rotating element and a rotating force transmission component for receiving the rotating driving force provided by a host machine such as a printer, the rotating element at least comprises one of a developing element, a photosensitive drum and a charging element, and after the processing box is mounted on the host machine, the rotating force transmission component is matched with a driving mechanism of the host machine and receives the rotating force provided by the driving mechanism, so that the rotating element is driven to rotate.
A process cartridge is disclosed in chinese patent publication No. CN102067042a, in which a ball-type universal joint is used as a rotational force transmitting member. The ball-and-socket joint is easy to separate from the gear or deviate from the direction, particularly during transportation, and in addition, the ball-and-socket joint structure is difficult to engage with a driving mechanism of a host machine, so that the transmission function of the ball-and-socket joint is lost or the operation is unstable. In order to enable the ball-type universal joint to be matched with the driving mechanism of the host machine, a torsion spring and a limiting piece are generally required to be arranged for positioning the ball-type universal joint, so that the number of parts is increased, and the structure of the processing box is complicated.
In addition, the existing rotating force transmission assembly with the telescopic function is complex in structure and difficult to machine and shape.
Disclosure of Invention
The main object of the present invention is to provide a rotational force transmitting assembly which has a simple structure and can facilitate the mounting and dismounting of a process cartridge.
Another object of the present invention is to provide a process cartridge having the above-described rotational force transmitting assembly.
In order to achieve the main purpose, the invention provides a rotary force transmission assembly which comprises a rotary force transmission piece, a transmission gear and a limiting mechanism, wherein a containing cavity is formed in the transmission gear, and the rotary force transmission piece is arranged in the containing cavity and can reciprocate along the axial direction of the transmission gear; the rotary force transmission piece comprises a columnar transmission rod and an input tooth positioned at one axial end of the transmission rod, wherein the input tooth is used for receiving rotary driving force; the limiting mechanism comprises a fixing piece and an elastic piece, a first end of the elastic piece is abutted with the inner wall of the accommodating cavity, and a second end of the elastic piece is abutted with the other axial end of the transmission rod; the transmission gear is provided with a limiting part, the fixing part is abutted on the limiting part, and the limiting part is positioned at one side of the fixing part, which is close to the input teeth, in the axial direction of the transmission rod.
According to the scheme, the columnar transmission rod is adopted, the rotary driving force provided by the driving mechanism of the host machine is received through the input teeth of the columnar transmission rod, the fixing piece and the elastic piece in the limiting mechanism are matched to enable the rotary force transmission piece to reciprocate in the accommodating cavity of the transmission gear along the axial direction of the transmission gear, compared with the prior art, the risk that the rotary force transmission piece falls off from the transmission gear is avoided, and therefore the rotary force transmission assembly is guaranteed to have good reliability and stability when the driving force is transmitted, and meanwhile the structure of the rotary force transmission assembly is effectively simplified. The fixing piece is detachably fixed on the transmission rod, so that the assembly and the disassembly are convenient to realize. The columnar transmission rod is simple in structure and processing technology, and is beneficial to improving production efficiency.
In one preferred scheme, the transmission gear comprises a meshing part and an extension part, the extension part extends outwards from one axial end of the meshing part along the axial direction of the transmission gear, movable openings are formed in the peripheral wall of the extension part at positions corresponding to the two end parts of the fixing part, the two ends of the fixing part are located in the movable openings, and a gap is formed between the fixing part and the movable openings.
From the above, the rotating force transmission assembly has simple structure and simple assembly process, can prevent the rotating force transmission piece from falling off the transmission gear, and can be stably connected with and separated from the driving mechanism of the host machine.
In another preferred scheme, the limiting mechanism further comprises a cover part, and the cover part is fixed on the outer port of the accommodating cavity along the axial direction of the transmission gear; two movable grooves are formed in the inner wall of the accommodating cavity, which is parallel to the axial direction of the transfer gear, the two movable grooves are symmetrically arranged relative to the axial direction of the transfer gear, each movable groove extends inwards from the outer port of the accommodating cavity along the axial direction of the transfer gear, two ends of the fixing piece are respectively located in the two movable grooves, and a gap is formed between the fixing piece and the movable grooves.
Therefore, the rotary force transmission assembly has simple structure and simple assembly process, and can be stably connected with and separated from the driving mechanism of the host machine.
Further, the inner surface of the cover part is provided with a convex block inserted into the movable groove, and the convex block is in interference fit with the movable groove.
It follows that the projection serves to limit the displacement of the fixing member, thereby preventing the rotational force transmitting member from coming off from within the transmitting gear.
In a preferred embodiment, the transmission rod has a circular cross section.
Therefore, the structure is simple, the processing is convenient, and the cost is low.
In a preferred embodiment, the fixing element is a pin, the transmission rod is provided with a through hole penetrating the transmission rod in the radial direction, and the pin is installed in the through hole in an interference fit manner.
Therefore, the assembly is simple and convenient, and the stability of the connection of the fixing piece and the transmission rod is improved.
In a preferred embodiment, the fixing element is a screw, the transmission rod is provided with a threaded hole penetrating the transmission rod in the radial direction, and the screw is matched with the threaded hole.
Therefore, the stability of connection of the fixing piece and the transmission rod is improved, and the threaded connection is convenient for replacing each part in the rotary force transmission assembly.
In order to achieve the above-mentioned another object, the present invention provides a process cartridge including a cartridge body and a rotational force transmitting assembly disposed outside an end wall of the cartridge body; the rotating force transmission assembly comprises a rotating force transmission piece, a transmission gear and a limiting mechanism, wherein a containing cavity is formed in the transmission gear, and the rotating force transmission piece is arranged in the containing cavity and can reciprocate along the axial direction of the transmission gear; the rotary force transmission piece comprises a columnar transmission rod and an input tooth positioned at one axial end of the transmission rod, wherein the input tooth is used for receiving rotary driving force; the limiting mechanism comprises a fixing piece and an elastic piece, a first end of the elastic piece is abutted with the inner wall of the accommodating cavity, and a second end of the elastic piece is abutted with the other axial end of the transmission rod; the transmission gear is provided with a limiting part, the fixing part is abutted on the limiting part, and the limiting part is positioned at one side of the fixing part, which is close to the input teeth, in the axial direction of the transmission rod.
According to the scheme, the process box is stable in falling during installation, reliable in performance and stable in working during driving force transmission, and the process box is convenient to install and detach.
In one preferred scheme, the transmission gear comprises a meshing part and an extension part, the extension part extends outwards from one axial end of the meshing part along the axial direction of the transmission gear, movable openings are formed in the peripheral wall of the extension part at positions corresponding to the two end parts of the fixing part, the two ends of the fixing part are located in the movable openings, and a gap is formed between the fixing part and the movable openings.
In a preferred scheme, the limiting mechanism further comprises a cover part, and the cover part is fixed on the outer port of the accommodating cavity along the axial direction of the transmission gear; two movable grooves are formed in the inner wall of the accommodating cavity, which is parallel to the axial direction of the transfer gear, the two movable grooves are symmetrically arranged relative to the axial direction of the transfer gear, each movable groove extends inwards from the outer port of the accommodating cavity along the axial direction of the transfer gear, two ends of the fixing piece are respectively located in the two movable grooves, and a gap is formed between the fixing piece and the movable grooves.
Drawings
FIG. 1 is a schematic view showing the structure of a first embodiment of a process cartridge of the present invention;
FIG. 2 is a schematic view showing the construction of a rotational force transmitting assembly in a first embodiment of the process cartridge of the present invention;
FIG. 3 is an exploded view of the rotational force transmitting assembly of the first embodiment of the process cartridge of the present invention;
FIG. 4 is a cross-sectional view of a rotational force transmitting assembly in a first embodiment of the process cartridge of the present invention;
FIG. 5 is a schematic view of a rotational force transmitting assembly in a second embodiment of the process cartridge of the present invention;
FIG. 6 is an exploded view of a rotational force transmitting assembly in a second embodiment of the process cartridge of the present invention;
FIG. 7 is a cross-sectional view of a rotational force transfer assembly in a second embodiment of the process cartridge of the present invention;
fig. 8 is a schematic view showing the structure of the cover member, the rotational force transmitting member, and the pin in the second embodiment of the process cartridge of the present invention.
The invention is further described below with reference to examples and figures thereof.
Detailed Description
The following embodiments are directed mainly to the process cartridge of the present invention, and since the process cartridge of the present invention employs the rotational force transmitting assembly of the present invention, the description of the embodiments of the rotational force transmitting assembly has been included in the description of the embodiments of the process cartridge.
First embodiment of Process Cartridge
Referring to fig. 1, the process cartridge includes a cartridge body 10 and a rotational force transmitting assembly 1 provided outside one end wall of the cartridge body 10. The rotational force transmitting unit 1 is coupled to a driving mechanism 101 of a main unit to receive a rotational driving force, and transmits the received rotational driving force to other rotating members such as a developing roller and a stirring frame.
Referring to fig. 2 to 4, the rotational force transmitting assembly 1 is constituted by a rotational force transmitting member 11, a transmitting gear 12, and a stopper mechanism 13.
The rotational force transmitting member 11 is constituted by a columnar transmission rod 111 and an input tooth 112 at one axial end of the transmission rod 111, the input tooth 112 being for receiving a rotational driving force. In this embodiment, the cross section of the transmission rod 111 is circular.
The transmission gear 12 has a cylindrical receiving chamber 120 formed therein, and the rotational force transmitting member 11 is mounted in the receiving chamber 120 and is reciprocally movable in an axial direction of the transmission gear 12 between a disengaged position and a coupled position. The disengaged position refers to a position where the rotational force transmitting assembly 1 is in a disengaged state with the driving mechanism 101 of the host, and the coupled position refers to a position where the rotational force transmitting assembly 1 is in a coupled state with the driving mechanism 101 of the host.
Referring to fig. 3 and 4, the stopper mechanism 13 is constituted by a fixing member and a spring 132. The first end of the spring 132 abuts against the inner wall 1201 of the accommodation chamber 120, and the second end of the spring 132 abuts against the other axial end of the transmission rod 111, and the fixing member is detachably fixed to the transmission rod 111 and extends outward from the side wall of the transmission rod 111 in the radial direction of the transmission rod 111. Optionally, the fixing member is a pin 131, the transmission rod 111 is provided with a through hole 113 penetrating the transmission rod 111 in a radial direction, and the pin 131 is installed in the through hole 113 in an interference fit manner.
The transmission gear 12 is constituted by a meshing portion 121 and an extension portion 122, the meshing portion 121 including a helical gear 124 provided on a radially outer wall of the transmission gear 12, the helical gear 124 being for transmitting the rotational driving force received by the rotational force transmitting member 11 to the other rotating member. The gear extension part 122 extends outwards from one axial end of the meshing part 121 along the axial direction of the transmission gear 12, the peripheral wall of the extension part 122 is provided with movable openings 123 at positions corresponding to two end parts of the pin 131, two ends of the pin 131 are positioned in the movable openings 123, and a gap is formed between the pin 131 and the movable openings 123, so that the pin 131 can move in the movable openings 123, the pin 131 can reciprocate along the axial direction of the transmission gear 12, and small-amplitude rotation can be performed by taking the axis of the transmission gear 12 as a central axis.
The transmission gear 12 is provided with a stopper 125, and in the axial direction of the transmission rod 111, the stopper 125 is located on a side of the pin 131 near the input teeth 112, and when the rotational force transmitting member 11 is in the coupled position, the pin 131 abuts on the stopper 125. In this embodiment, the limiting portion 125 refers to a side wall of the movable opening 123 near one side of the input teeth 112.
Second embodiment of Process Cartridge
As a description of the second embodiment of the process cartridge of the present invention, only the differences from the first embodiment of the process cartridge will be described below.
Referring to fig. 5 to 8, the limiting mechanism 23 is composed of a pin 231, a spring 232 and a cover member 233, the cover member 233 is fixed on an outer port of the accommodating cavity 220 along the axial direction of the transmission gear 22, two movable grooves 223 are formed on an inner wall 2202 of the accommodating cavity 220 parallel to the axial direction of the transmission gear 22, the two movable grooves 223 are symmetrically arranged relative to the axial direction of the transmission gear 22, each movable groove 223 extends inwards from the outer port of the accommodating cavity 220 along the axial direction of the transmission gear 22, two ends of the pin 231 are respectively located in the two movable grooves 223, a gap is formed between the pin 231 and the movable grooves 223, namely, the width of the movable groove 223 perpendicular to the extending direction of the movable groove 223 is larger than the diameter of the pin 231, so that the pin 231 can move in the movable grooves 223, the pin 231 can reciprocate along the axial direction of the transmission gear 22, and also can rotate with a small amplitude by taking the axial direction of the transmission gear 22 as a central axis.
The inner surface of the cover member 233 is provided with a projection 234 inserted into the movable groove 223, the projection 234 is interference fit with the movable groove 223 to fix the cover member 233 at the end of the transfer gear 22, and in addition, a central hole 235 is opened at the radial center of the cover member 233, and the diameter of the central hole 235 is slightly larger than the diameter of the transfer rod 211 so that the transfer rod can reciprocate in the central hole 235. In this embodiment, the limiting portion refers to the bump 234.
In addition, the fixing piece can also be a screw, a threaded hole penetrating through the transmission rod in the radial direction is formed in the transmission rod, and the screw is matched with the threaded hole. The cross section of the transfer rod may also be polygonal, and the receiving cavity corresponds to the shape of the transfer rod accordingly. Other elastic members such as rubber can be used instead of the spring. These variations are all intended to achieve the objects of the invention.
According to the scheme, the columnar transmission rod is adopted, the rotary driving force provided by the driving mechanism of the host machine is received through the input teeth of the columnar transmission rod, the fixing piece and the spring are matched in the limiting mechanism to enable the rotary force transmission piece to reciprocate in the accommodating cavity of the transmission gear along the axial direction of the transmission gear, compared with the prior art, the risk that the rotary force transmission piece falls off from the transmission gear is avoided, and therefore the rotary force transmission assembly is guaranteed to have good reliability and stability when the driving force is transmitted, and meanwhile the structure of the rotary force transmission assembly is effectively simplified. The fixing piece is detachably fixed on the transmission rod, so that the assembly and the disassembly are convenient to realize. The columnar transmission rod is simple in structure and processing technology, and is beneficial to improving production efficiency.
It should be noted that the above description is only of the preferred embodiments of the present invention, and it should be noted that it is possible for those skilled in the art to make several variations and modifications without departing from the scope of the present invention.
Claims (10)
1. The rotary force transmission assembly comprises a rotary force transmission piece, a transmission gear and a limiting mechanism, wherein a containing cavity is formed in the transmission gear, and the rotary force transmission piece is arranged in the containing cavity and can reciprocate along the axial direction of the transmission gear; it is characterized in that the method comprises the steps of,
the rotary force transmission piece comprises a columnar transmission rod and input teeth positioned on the end wall of one axial end of the transmission rod, wherein the input teeth are used for receiving rotary driving force, the input teeth and the transmission rod are of an integrated structure, and the projection of the input teeth along the axial direction of the transmission rod is positioned in the axial projection of the transmission rod;
the limiting mechanism comprises a fixing piece and an elastic piece, a first end of the elastic piece is abutted with the inner wall of the accommodating cavity, and a second end of the elastic piece is abutted with the other axial end of the transmission rod; the fixing piece is detachably fixed on the transmission rod and extends outwards from the side wall of the transmission rod in the radial direction of the transmission rod;
the transmission gear is provided with a limiting part, the fixing piece is abutted to the limiting part, and the limiting part is positioned on one side, close to the input teeth, of the fixing piece in the axial direction of the transmission rod.
2. A rotational force transfer assembly according to claim 1, wherein:
the transmission gear comprises a meshing part and an extension part, the extension part extends outwards from one axial end of the meshing part along the axial direction of the transmission gear, movable openings are formed in the peripheral wall of the extension part at positions corresponding to the two end parts of the fixing part, the two ends of the fixing part are located in the movable openings, and a gap is formed between the fixing part and the movable openings.
3. A rotational force transfer assembly according to claim 1, wherein:
the limiting mechanism further comprises a cover part, and the cover part is fixed on the outer port of the accommodating cavity along the axial direction of the transmission gear;
two movable grooves are formed in the inner wall of the accommodating cavity, which is parallel to the axial direction of the transfer gear, the two movable grooves are symmetrically arranged relative to the axial direction of the transfer gear, each movable groove extends inwards from the outer port of the accommodating cavity along the axial direction of the transfer gear, two ends of the fixing piece are respectively located in the two movable grooves, and a gap is formed between the fixing piece and the movable grooves.
4. A rotational force transfer assembly according to claim 3, wherein:
the inner surface of the cover part is provided with a lug which is inserted into the movable groove, and the lug is in interference fit with the movable groove.
5. A rotational force transfer assembly according to any one of claims 1 to 4, wherein:
the cross section of the transmission rod is circular.
6. A rotational force transfer assembly according to any one of claims 1 to 4, wherein: the fixing piece is a pin, a through hole penetrating through the transmission rod in the radial direction is formed in the transmission rod, and the pin is installed in the through hole in an interference fit mode.
7. A rotational force transfer assembly according to any one of claims 1 to 4, wherein:
the fixing piece is a screw, a threaded hole penetrating through the transmission rod in the radial direction is formed in the transmission rod, and the screw is matched with the threaded hole.
8. The processing box comprises a box body and a rotary force transmission assembly arranged outside one end wall of the box body; the rotary force transmission assembly comprises a rotary force transmission piece, a transmission gear and a limiting mechanism, wherein an accommodating cavity is formed in the transmission gear, and the rotary force transmission piece is arranged in the accommodating cavity and can reciprocate along the axial direction of the transmission gear;
the method is characterized in that:
the rotary force transmission piece comprises a columnar transmission rod and input teeth positioned on the end wall of one axial end of the transmission rod, wherein the input teeth are used for receiving rotary driving force, the input teeth and the transmission rod are of an integrated structure, and the projection of the input teeth along the axial direction of the transmission rod is positioned in the axial projection of the transmission rod;
the limiting mechanism comprises a fixing piece and an elastic piece, a first end of the elastic piece is abutted with the inner wall of the accommodating cavity, and a second end of the elastic piece is abutted with the other axial end of the transmission rod; the fixing piece is detachably fixed on the transmission rod and extends outwards from the side wall of the transmission rod in the radial direction of the transmission rod; the transmission gear is provided with a limiting part, the fixing piece is abutted to the limiting part, and the limiting part is positioned on one side, close to the input teeth, of the fixing piece in the axial direction of the transmission rod.
9. A process cartridge according to claim 8, wherein:
the transmission gear comprises a meshing part and an extension part, the extension part extends outwards from one axial end of the meshing part along the axial direction of the transmission gear, movable openings are formed in the peripheral wall of the extension part at positions corresponding to the two end parts of the fixing part, the two ends of the fixing part are located in the movable openings, and a gap is formed between the fixing part and the movable openings.
10. A process cartridge according to claim 8, wherein:
the limiting mechanism further comprises a cover part, and the cover part is fixed on the outer port of the accommodating cavity along the axial direction of the transmission gear;
two movable grooves are formed in the inner wall of the accommodating cavity, which is parallel to the axial direction of the transfer gear, the two movable grooves are symmetrically arranged relative to the axial direction of the transfer gear, each movable groove extends inwards from the outer port of the accommodating cavity along the axial direction of the transfer gear, two ends of the fixing piece are respectively located in the two movable grooves, and a gap is formed between the fixing piece and the movable grooves.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710628759.8A CN107219736B (en) | 2017-07-28 | 2017-07-28 | Rotational force transmitting assembly and process cartridge |
| PCT/CN2018/096986 WO2019020047A1 (en) | 2017-07-28 | 2018-07-25 | Rotating force transfer assembly and processing cartridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710628759.8A CN107219736B (en) | 2017-07-28 | 2017-07-28 | Rotational force transmitting assembly and process cartridge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107219736A CN107219736A (en) | 2017-09-29 |
| CN107219736B true CN107219736B (en) | 2024-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710628759.8A Active CN107219736B (en) | 2017-07-28 | 2017-07-28 | Rotational force transmitting assembly and process cartridge |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107219736B (en) |
| WO (1) | WO2019020047A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107219736B (en) * | 2017-07-28 | 2024-03-19 | 珠海天威飞马打印耗材有限公司 | Rotational force transmitting assembly and process cartridge |
| CN107577131A (en) * | 2017-10-31 | 2018-01-12 | 珠海天威飞马打印耗材有限公司 | Rotate force transfer unit, Delevoping cartridge and electrophotographic image forming system |
| CN108957997B (en) * | 2018-07-27 | 2024-04-05 | 珠海天威飞马打印耗材有限公司 | Process cartridge |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201945802U (en) * | 2011-01-21 | 2011-08-24 | 珠海天威飞马打印耗材有限公司 | Drive assembly, photosensitive drum and processing box |
| US9488951B2 (en) * | 2013-07-08 | 2016-11-08 | General Plastic Industrial Co., Ltd. | Transmission device for photosensitive drum |
| CN106462102A (en) * | 2014-06-09 | 2017-02-22 | 三菱化学株式会社 | Shaft member, end member, photoreceptor drum unit, development roller unit, and process cartridge |
| CN106444321A (en) * | 2016-07-13 | 2017-02-22 | 珠海联合天润打印耗材有限公司 | Driving assembly and developing box |
| WO2017101087A1 (en) * | 2015-12-17 | 2017-06-22 | 珠海艾派克科技股份有限公司 | Power receiving unit, processing box and image formation device |
| CN206930899U (en) * | 2017-07-28 | 2018-01-26 | 珠海天威飞马打印耗材有限公司 | Rotate force transfer unit and handle box |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103809420B (en) * | 2012-11-12 | 2017-02-01 | 珠海艾派克科技股份有限公司 | Processing cartridge |
| CN203573085U (en) * | 2013-09-29 | 2014-04-30 | 珠海凯威置业有限公司 | Rotary force driven component and processing box |
| CN104597733B (en) * | 2015-02-16 | 2018-05-11 | 珠海天威飞马打印耗材有限公司 | Rotate force transfer unit, photosensitive drums and handle box |
| CN105404124A (en) * | 2015-12-21 | 2016-03-16 | 深圳市科洛德打印耗材有限公司 | Photosensitive drum drive component and selenium drum including same |
| CN107219736B (en) * | 2017-07-28 | 2024-03-19 | 珠海天威飞马打印耗材有限公司 | Rotational force transmitting assembly and process cartridge |
-
2017
- 2017-07-28 CN CN201710628759.8A patent/CN107219736B/en active Active
-
2018
- 2018-07-25 WO PCT/CN2018/096986 patent/WO2019020047A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201945802U (en) * | 2011-01-21 | 2011-08-24 | 珠海天威飞马打印耗材有限公司 | Drive assembly, photosensitive drum and processing box |
| US9488951B2 (en) * | 2013-07-08 | 2016-11-08 | General Plastic Industrial Co., Ltd. | Transmission device for photosensitive drum |
| CN106462102A (en) * | 2014-06-09 | 2017-02-22 | 三菱化学株式会社 | Shaft member, end member, photoreceptor drum unit, development roller unit, and process cartridge |
| WO2017101087A1 (en) * | 2015-12-17 | 2017-06-22 | 珠海艾派克科技股份有限公司 | Power receiving unit, processing box and image formation device |
| CN106444321A (en) * | 2016-07-13 | 2017-02-22 | 珠海联合天润打印耗材有限公司 | Driving assembly and developing box |
| CN206930899U (en) * | 2017-07-28 | 2018-01-26 | 珠海天威飞马打印耗材有限公司 | Rotate force transfer unit and handle box |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019020047A1 (en) | 2019-01-31 |
| CN107219736A (en) | 2017-09-29 |
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