CN210348205U - Driving mechanism of carbon powder box - Google Patents
Driving mechanism of carbon powder box Download PDFInfo
- Publication number
- CN210348205U CN210348205U CN201921478332.5U CN201921478332U CN210348205U CN 210348205 U CN210348205 U CN 210348205U CN 201921478332 U CN201921478332 U CN 201921478332U CN 210348205 U CN210348205 U CN 210348205U
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- CN
- China
- Prior art keywords
- gear
- driving
- transmission gear
- photosensitive drum
- end cover
- Prior art date
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title description 4
- 230000005540 biological transmission Effects 0.000 claims abstract description 50
- 230000000994 depressogenic effect Effects 0.000 abstract description 7
- 206010070834 Sensitisation Diseases 0.000 description 3
- 230000008313 sensitization Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Images
Landscapes
- Electrophotography Configuration And Component (AREA)
- Dry Development In Electrophotography (AREA)
Abstract
The utility model discloses a actuating mechanism of cartridge, include: the power receiving part comprises a joint part, a driving part and a positioning column, the driving part is concavely provided with two sunken parts, and the sunken parts are provided with driving walls; the center of the driving gear is provided with a containing hole, and two driven blocks extend from the containing hole; the photosensitive drum gear drives the photosensitive drum to rotate; the first transmission gear is meshed with the driving gear; the second transmission gear is coaxially and fixedly connected with the first transmission gear; the developing roller gear is meshed with the second transmission gear; the end cover is provided with a positioning wall, the driving gear, the photosensitive drum gear and the first transmission gear are arranged on the outer side of the end cover, and the second transmission gear and the developing roller gear are arranged on the inner side of the end cover. The utility model discloses overall structure is more compact to power receiving spare bumps with the driven piece in order to drive gear rotation through the drive wall of depressed part, makes the depressed part corresponding with the position of driven piece through reference column and location wall contact location simultaneously, and the structure is comparatively simple, and the transmission is reliable.
Description
Technical Field
The utility model relates to a actuating mechanism of cartridge.
Background
The existing driving mechanism of the carbon powder box comprises a power receiving part, a driving gear, a photosensitive drum gear and a developing roller gear, wherein the driving gear is positioned on an end cover and driven by the power receiving part, the photosensitive drum gear is meshed with the driving gear, the driving gear is directly meshed with the photosensitive drum gear and the developing roller gear at the same time, so that the driving gear is provided with two layers of driving teeth, and the two layers of driving teeth are positioned on the outer side of the end cover, so that a rotating shaft of the photosensitive drum or the developing roller is arranged to be longer, the whole end cover structure occupies a large volume, and the structure is.
In addition, the power receiving part is further connected with a power transmission part, the power transmission part is connected with the driving gear in a mode that the buckle and the groove are mutually matched, and the mode enables the structure of the power receiving part to be relatively complex and high in manufacturing cost.
Therefore, there is a need to design a new driving mechanism for toner cartridge to solve the deficiencies of the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a driving mechanism of cartridge, the outside of end cover is located to sensitization drum gear, and the inboard of end cover is located to the developer roll gear, can be so that overall structure is more compact to power receiving part bumps with the driven piece rotation with driving gear through the drive wall of depressed part mutually, makes the depressed part corresponding with the position of driven piece through reference column and location wall contact location simultaneously, and the structure is comparatively simple, and the transmission is reliable.
To the above purpose, the utility model adopts the following technical scheme:
a drive mechanism for a toner cartridge comprising: the power receiving part comprises a joint part connected with a power source, a driving part extending to one side from the joint part and a positioning column extending to one side from the driving part, the driving part is concavely provided with two concave parts, and the concave parts are provided with driving walls; the driving gear is coaxially arranged with the rotation axis of the power receiving part, the center of the driving gear is provided with a containing hole, the driving part extends into the containing hole, the inner wall of the containing hole extends inwards to form two driven blocks, the two driven blocks are diagonally arranged along the diameter direction of the containing hole and respectively extend into the two sunken parts, and when the power receiving part rotates, the driving wall and the driven blocks collide with each other to drive the driving gear to rotate; the photosensitive drum gear is meshed with the driving gear and drives the photosensitive drum to rotate; a first transmission gear engaged with the drive gear; the second transmission gear is coaxially and fixedly connected with the first transmission gear; the developing roller gear is meshed with the second transmission gear; the end cover is provided with a positioning wall, the bottom wall of the positioning column is in contact with the positioning wall, the driving gear, the photosensitive drum gear and the first transmission gear are arranged on the outer side of the end cover, and the second transmission gear and the developing roller gear are arranged on the inner side of the end cover.
Furthermore, a positioning ring extends outwards from the positioning wall, and the driving gear is coaxially sleeved on the outer side of the positioning ring through the accommodating hole.
Furthermore, the center of holding ring is equipped with sunken hole, the reference column stretches into sunken hole.
Furthermore, the first transmission gear and the second transmission gear are of an integrated structure.
Furthermore, the end cover is provided with a through hole matched with the second transmission gear so that the second transmission gear can penetrate through the end cover from the first transmission gear.
Further, the driving part is in a spherical shape.
Further, the end cover is provided with a limiting ring, a limiting space matched with the photosensitive drum gear is limited on the inner side of the limiting ring, the photosensitive drum gear is arranged in the limiting space, and a yielding port is arranged on the side direction of the limiting space so that the photosensitive drum gear is meshed with the driving gear.
Compared with the prior art, the beneficial effects of the utility model are that: first drive gear is in the outside and the drive gear meshing of end cover, second drive gear is in the inboard and the drive gear meshing of end cover, thereby realize that the sensitization drum gear locates the outside of end cover, and the inboard of end cover is located to the developer roll gear, can make overall structure more compact, and power receiving spare bumps with the driven piece in order to drive gear rotation through the drive wall of depressed part, make the depressed part corresponding with the position of driven piece through reference column and location wall contact location simultaneously, the structure is comparatively simple, the transmission is reliable.
Drawings
Fig. 1 is a perspective view of an embodiment of the present invention;
fig. 2 is an exploded perspective view of an embodiment of the present invention;
fig. 3 is a perspective view of the present invention with the end cap removed.
Reference numerals:
100 drive mechanism
1 power receiving element
11 joint part
111 joint block
12 leading part
13 positioning column
14 recessed part
141 with wall
2 drive gear
21 receiving hole
22 driven piece
3 photosensitive drum gear
4 first transmission gear
5 second drive gear
6 developing roller gear
7 end cap
71 positioning wall
72 positioning ring
73 depressed hole
74 through hole
75 stop collar
76 spacing space
77 abdication port
Detailed Description
For the purpose of promoting a better understanding of the objects, structures, features, and functions of the invention, reference should now be made to the drawings and detailed description of the invention. It should be noted that the features illustrated in the drawings are not necessarily drawn to scale. Moreover, the described embodiments are only some of the described embodiments of the present invention, and not all of them. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention.
Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", "front", "rear", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
As shown in fig. 1 to 3, the driving mechanism 100 of a toner cartridge according to an embodiment of the present invention includes a power receiving part 1, a driving gear 2 coaxially disposed with a rotation axis of the power receiving part 1, a photosensitive drum gear 3 meshed with the driving gear 2, a first transmission gear 4 meshed with the driving gear 2, a second transmission gear 5 coaxially connected with the first transmission gear 4, a developing roller gear 6 meshed with the second transmission gear 5, and an end cover 7 for positioning the driving gear 2.
The power receiving part 1 includes a joint part 11 connected with the power source, a driving part 12 extending from the joint part 11 to one side, and a positioning column 13 extending from the driving part 12 to one side. The engaging portion 11 is convexly provided with two engaging pieces 111, and the engaging pieces 111 are coupled with a power source (not shown) of the electronic image forming apparatus. The driving portion 12 is concavely provided with two concave portions 14, and the concave portions 14 are provided with driving walls 141.
The center of the driving gear 2 is provided with a containing hole 21, the driving portion 12 extends into the containing hole 21, two driven blocks 22 extend inwards from the inner wall of the containing hole 21, the two driven blocks 22 are diagonally arranged along the diameter direction of the containing hole 21 and respectively extend into the two recessed portions 14, and when the power receiving part 1 rotates, the driving wall 141 collides with the driven blocks 22 to drive the driving gear 2 to rotate. Through two follower blocks 22 arranged diagonally in the diameter direction of the accommodating hole 21, it can be ensured that the driving gear 2 is uniformly stressed and the transmission is stable during the rotation driving.
The rotating shaft of the photosensitive drum (not shown) is coaxially and fixedly connected with the photosensitive drum gear 3, and when the photosensitive drum gear 3 is driven to rotate, the photosensitive drum can be driven to rotate.
The rotation shaft of the developing roller (not shown) is coaxially and fixedly connected with the developing roller gear 6, and when the developing roller gear 6 is driven to rotate, the developing roller can be driven to rotate.
The end cover 7 has a positioning wall 71, the bottom wall of the positioning column 13 contacts with the positioning wall 71, the driving gear 2, the photosensitive drum gear 3 and the first transmission gear 4 are arranged on the outer side of the end cover 7, and the second transmission gear 5 and the developing roller gear 6 are arranged on the inner side of the end cover 7.
The first transmission gear 4 is meshed with the driving gear 2 on the outer side of the end cover 7, the second transmission gear 5 is meshed with the driving gear 2 on the inner side of the end cover 7, so that the photosensitive drum gear 3 is arranged on the outer side of the end cover 7, the developing roller gear 6 is arranged on the inner side of the end cover 7, the whole structure is more compact, the power receiving part 1 collides with the driven block 22 through the driving wall 141 of the concave part 14 to drive the driving gear 2 to rotate, and meanwhile, the concave part 14 corresponds to the driven block 22 through the contact positioning of the positioning column 13 and the positioning wall 71.
In at least one embodiment, a positioning ring 72 extends from the positioning wall 71 to the outside, and the driving gear 2 is coaxially sleeved outside the positioning ring 72 through the accommodating hole 21, so that the driving gear 2 can be conveniently and quickly positioned and installed.
In at least one embodiment, the positioning ring 72 has a recessed hole 73 at the center, and the positioning post 13 extends into the recessed hole 73, i.e. the power receiving part 1 extends into the recessed hole 73 through the positioning post 13 and contacts with the bottom wall of the recessed hole 73 (i.e. the bottom wall of the end cap 7), thereby achieving the positioning function.
In at least one embodiment, the first drive gear 4 and the second drive gear 5 are a unitary structure.
In at least one embodiment, the end cap 7 is provided with a through hole 74 adapted to the second transmission gear 5 for the second transmission gear 5 to pass through the end cap 7 from the first transmission gear 4.
In at least one embodiment, the driving portion 12 is spherical.
In at least one embodiment, the end cap 7 is provided with a limiting ring 75, a limiting space 76 adapted to the photosensitive drum gear 3 is defined inside the limiting ring 75, the photosensitive drum gear 3 is disposed in the limiting space 76, and the limiting space 76 is laterally provided with a relief opening 77 so that the photosensitive drum gear 3 is meshed with the driving gear 2. Through setting up spacing ring 75, can make things convenient for sensitization drum gear 3 spacing, guarantee its work operation stability on the one hand, on the other hand makes things convenient for the assembly.
The working process of the utility model is as follows: the carbon powder box is arranged in the electronic imaging equipment, the power receiving part 1 is connected with a power source, the power source drives the power receiving part 1 to rotate, the driving wall 141 of the power receiving part 1 collides with the driven block 22 of the driving gear 2, so that the driving gear 2 is driven to rotate, the driving gear 2 can respectively drive the photosensitive drum gear 3 and the first transmission gear 4 to rotate, the photosensitive drum gear 3 and the first transmission gear 4 can respectively drive the photosensitive drum and the second transmission gear 5 to rotate, and the second transmission gear 5 can drive the developing roller gear 6 to rotate, so that the developing roller is driven to rotate.
The above detailed description is only for the purpose of illustrating the preferred embodiments of the present invention, and not for the purpose of limiting the scope of the present invention, therefore, all the equivalent technical changes using the description and drawings of the present invention are included in the scope of the present invention.
Claims (7)
1. A driving mechanism of a toner cartridge, comprising:
the power receiving part comprises a joint part connected with a power source, a driving part extending to one side from the joint part and a positioning column extending to one side from the driving part, the driving part is concavely provided with two concave parts, and the concave parts are provided with driving walls;
the driving gear is coaxially arranged with the rotation axis of the power receiving part, the center of the driving gear is provided with a containing hole, the driving part extends into the containing hole, the inner wall of the containing hole extends inwards to form two driven blocks, the two driven blocks are diagonally arranged along the diameter direction of the containing hole and respectively extend into the two sunken parts, and when the power receiving part rotates, the driving wall and the driven blocks collide with each other to drive the driving gear to rotate;
the photosensitive drum gear is meshed with the driving gear and drives the photosensitive drum to rotate;
a first transmission gear engaged with the drive gear;
the second transmission gear is coaxially and fixedly connected with the first transmission gear;
the developing roller gear is meshed with the second transmission gear;
the end cover is provided with a positioning wall, the bottom wall of the positioning column is in contact with the positioning wall, the driving gear, the photosensitive drum gear and the first transmission gear are arranged on the outer side of the end cover, and the second transmission gear and the developing roller gear are arranged on the inner side of the end cover.
2. The drive mechanism for a toner cartridge of claim 1, wherein: a positioning ring extends outwards from the positioning wall, and the driving gear is coaxially sleeved on the outer side of the positioning ring through the accommodating hole.
3. The drive mechanism for a toner cartridge according to claim 2, wherein: the center of holding ring is equipped with sunken hole, the reference column stretches into sunken hole.
4. The drive mechanism for a toner cartridge of claim 1, wherein: the first transmission gear and the second transmission gear are of an integrated structure.
5. The drive mechanism for a toner cartridge of claim 1, wherein: the end cover is provided with a through hole matched with the second transmission gear so that the second transmission gear can penetrate through the end cover from the first transmission gear.
6. The drive mechanism for a toner cartridge of claim 1, wherein: the driving part is in a spherical shape.
7. The drive mechanism for a toner cartridge of claim 1, wherein: the end cover is provided with a limiting ring, a limiting space matched with the photosensitive drum gear is limited on the inner side of the limiting ring, the photosensitive drum gear is arranged in the limiting space, and a yielding port is arranged on the side direction of the limiting space so that the photosensitive drum gear is meshed with the driving gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921478332.5U CN210348205U (en) | 2019-09-05 | 2019-09-05 | Driving mechanism of carbon powder box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921478332.5U CN210348205U (en) | 2019-09-05 | 2019-09-05 | Driving mechanism of carbon powder box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210348205U true CN210348205U (en) | 2020-04-17 |
Family
ID=70177192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921478332.5U Active CN210348205U (en) | 2019-09-05 | 2019-09-05 | Driving mechanism of carbon powder box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210348205U (en) |
-
2019
- 2019-09-05 CN CN201921478332.5U patent/CN210348205U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Driving mechanism of toner cartridge Effective date of registration: 20210901 Granted publication date: 20200417 Pledgee: Science and Technology Branch of Torch Development Zone of Zhongshan Rural Commercial Bank Co.,Ltd. Pledgor: ZHONGSHAN SENWEI OFFICE SUPPLIES Co.,Ltd. Registration number: Y2021980008743 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20200417 Pledgee: Science and Technology Branch of Torch Development Zone of Zhongshan Rural Commercial Bank Co.,Ltd. Pledgor: ZHONGSHAN SENWEI OFFICE SUPPLIES CO.,LTD. Registration number: Y2021980008743 |