CN210106444U - Clutch device - Google Patents
Clutch device Download PDFInfo
- Publication number
- CN210106444U CN210106444U CN201920614665.XU CN201920614665U CN210106444U CN 210106444 U CN210106444 U CN 210106444U CN 201920614665 U CN201920614665 U CN 201920614665U CN 210106444 U CN210106444 U CN 210106444U
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- clutch
- shaft sleeve
- separation
- gear shaft
- axle sleeve
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Abstract
The utility model discloses a clutch belongs to the technical field of transmission machine part, aims at providing a long service life, good reliability's clutch, its technical scheme main points be including the driving gear axle sleeve and with driving gear axle sleeve complex separation and reunion tooth axle sleeve, separation and reunion tooth axle sleeve is equipped with at least one first latch towards the side of driving gear axle sleeve, the side of driving gear axle sleeve towards separation and reunion tooth axle sleeve is equipped with first latch complex second draw-in groove, block spacing groove and separation spacing groove all with the coaxial setting of separation and reunion tooth axle sleeve, still be equipped with one-way helicla flute on the separation and reunion tooth axle sleeve, one-way helicla flute one end and block spacing groove intercommunication, the other end and separation spacing groove intercommunication, clutch still include fixed position's separation and reunion drive assembly. Through the arrangement of the transmission gear shaft sleeve and the clutch gear shaft sleeve in a clamping mode, the effects of prolonging the service life of the clutch and enhancing the working reliability of the clutch can be achieved.
Description
Technical Field
The utility model relates to a technical field of transmission machine part, in particular to clutch.
Background
The clutch is similar to a switch, and the power transmission action is engaged or disengaged, the driving part and the driven part of the clutch mechanism can be temporarily separated and can be gradually engaged, and relative rotation is possible in the transmission process.
As shown in fig. 1 and 2, most clutches are implemented by a friction clamping manner, for example, an existing electric capstan clutch includes a support 200, a power shaft 206 is rotatably erected on the support 200, one end of the power shaft 206 is driven by a driving motor 201, the driving motor 201 is fixedly disposed on the support 200, the power shaft 206 is rotatably sleeved with a capstan 202, the power shaft 206 is sleeved with two friction plates 203, the two friction plates 203 are respectively disposed on two sides of the capstan 202, a brake disc 204 is disposed between the friction plate 203 facing one side of the driving motor 201 and the support 200, the brake disc 204 is fixedly connected to the power shaft 206, a clutch 300 is disposed between the friction plate 203 facing one side of the driving motor 201 and the support 200, the clutch 300 is in threaded connection with the support 200, a clamping block 205 engaged with the clutch 300 is disposed on the support 200, and a wedge groove is disposed on the clamping block.
The clutch 300 comprises a clutch disc body 100 and a pin 303 arranged along the radial direction of the clutch disc body 100, wherein an annular cavity 102 arranged around the center of the clutch disc body 100 is arranged on the clutch disc body 100, an inner ring 103 and an outer ring 104 are respectively arranged on the inner side and the outer side of the annular cavity 102, an internal thread through hole 101 is formed in the center of the clutch disc body 100, a counter bore 301 for placing the pin 303 is radially arranged on the inner ring 103, a through hole 302 is formed in the position, corresponding to the counter bore 301, on the outer ring 104, the bottom end of the pin 303 is inserted into the counter bore 301 and can extend and retract in the counter bore 301, the top end of the pin 303 penetrates through the through hole 302, a reset spring 305 is sleeved on the pin 303, the reset spring 305 is.
When the electric winch is anchored, the driving motor 201 drives the power shaft 206 to rotate, the power shaft 206 drives the clutch 300 to rotate, and when the pin 303 on the clutch 300 collides with a stop block, a speed difference is generated between the speed of the clutch 300 and the speed of the power shaft 206, so that the clutch 300 moves on the power shaft 206 in the direction towards the winch 202 until the clutch 300 drives the friction plates 203 to press the winch 202, so that the friction plates 203 on two sides of the winch 202 press the winch 202 together, and the brake disc 204 and the clutch 300 are driven to rotate together to achieve anchoring.
At present, most clutches 300 adopt the above mode, the clutch 300 is abutted against the friction plate 203, and the two friction plates 203 are abutted against the winch 202, but in the long-term use process, the surface of the friction plate 203 is abraded until the surface of the friction plate 203 is abraded, so that the friction plate 203 loses the function, the clutch 300 loses the function, and the service life of the friction plate 203 is shortened.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a clutch has long service life's advantage.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a clutch comprises a transmission gear shaft sleeve and a clutch gear shaft sleeve matched with the transmission gear shaft sleeve, wherein the side of the clutch gear shaft sleeve facing the transmission gear shaft sleeve is provided with at least one first clamping tooth, the side of the transmission gear shaft sleeve facing the clutch gear shaft sleeve is provided with a second clamping groove matched with the first clamping tooth,
an annular clamping limiting groove is arranged at one end, close to the transmission gear shaft sleeve, of the clutch gear shaft sleeve, an annular separation limiting groove is arranged at one end, far away from the transmission gear shaft sleeve, of the clutch gear shaft sleeve, the clamping limiting groove and the separation limiting groove are coaxially arranged with the clutch gear shaft sleeve, a one-way spiral groove is further arranged on the clutch gear shaft sleeve, one end of the one-way spiral groove is communicated with the clamping limiting groove, and the other end of the one-way spiral groove is communicated with the separation limiting groove,
the clutch further comprises a clutch driving assembly with a fixed position, the clutch driving assembly is arranged in a shaft shape, and one end of the clutch driving assembly is inserted into the one-way spiral groove.
Through adopting above-mentioned technical scheme, during the use, drive separation and reunion tooth axle sleeve by actuating mechanism's drive shaft rotates, thereby separation and reunion drive assembly inserts in the one-way helicla flute thereby drive separation and reunion tooth axle sleeve and go forward along separation and reunion tooth axle sleeve axis and make separation and reunion tooth axle sleeve and transmission tooth axle sleeve joint be in the same place, alright drive transmission tooth axle sleeve rotates like this, and transmission tooth axle sleeve drives and is rotated by the transmission shaft. Because the clutch gear shaft sleeve and the transmission gear shaft sleeve adopt a clamping mode, the transmission is realized by plane contact, and the abrasion is extremely small. Not only the operation is more reliable, but also the service life of the clutch is greatly prolonged.
Furthermore, the clutch also comprises a shell, the transmission gear shaft sleeve and the clutch gear shaft sleeve are both rotatably arranged in the shell, and the clutch driving assembly penetrates through the shell to be inserted into the one-way spiral groove.
Through adopting above-mentioned technical scheme, set the clutch to the assembled structure, it is more convenient to assemble, has greatly improved assembly efficiency.
Furthermore, at least three second clamping teeth are arranged on the side face, facing the clutch gear shaft sleeve, of the transmission gear shaft sleeve, each second clamping tooth is arranged around the axis of the transmission gear shaft sleeve, and a second clamping groove is formed between every two adjacent second clamping teeth;
the side of separation and reunion tooth axle sleeve towards driving gear axle groove is equipped with at least three first latch, and each first latch encircles separation and reunion tooth axle sleeve axis and sets up, is equipped with first draw-in groove between two adjacent first latches.
Through adopting above-mentioned technical scheme, adopt a plurality of latches and draw-in groove cooperation for separation and reunion tooth axle sleeve is more stable with driving gear shaft liner connection, and job stabilization nature is also higher.
Furthermore, the opposite side surfaces of the first clamping teeth and the second clamping teeth are provided with slope surfaces, the slope surfaces of the first clamping teeth are arranged from high to low along the rotation direction of the clutch gear shaft sleeve when the clutch gear shaft sleeve is clamped with the transmission gear shaft sleeve, and the slope surfaces of the second clamping teeth are arranged along the opposite direction of the slope surfaces of the first clamping teeth.
By adopting the technical scheme, the surfaces of the first clamping teeth and the second clamping teeth are set to be slope surfaces, so that when the transmission gear shaft sleeve rotates and disengages with the clutch gear shaft sleeve, the transmission gear shaft sleeve and the clutch gear shaft sleeve rotate and disengage along the slope surfaces, and the disengagement is more reliable.
Furthermore, the casing sets firmly the helical pitch ring, separation and reunion tooth shaft sleeve is located the helical pitch intra-annular, separation and reunion tooth shaft sleeve outer wall and the laminating of helical pitch intra-annular, the driving hole of directional separation and reunion tooth shaft sleeve axis is equipped with in the helical pitch intra-annular, separation and reunion drive assembly passes the driving hole card and goes into one-way helicla flute.
Through adopting above-mentioned technical scheme, the lead ring has direction and supporting role to the front and back displacement of separation and reunion tooth axle sleeve on the one hand, and on the other hand also has supporting role to separation and reunion drive assembly for separation and reunion drive assembly during operation is more stable.
Furthermore, a bearing seat is arranged in the shell, a positioning bearing is arranged in the bearing seat, and an inner ring of the transmission gear shaft sleeve is fixedly connected with the bearing seat.
Through adopting above-mentioned technical scheme, the location bearing forms the support to the driving gear bearing for it is more convenient that the driving gear axle sleeve rotates.
Furthermore, a framework oil seal is arranged in the bearing seat and is positioned at one end, back to the clutch gear shaft sleeve, of the bearing seat.
Through adopting above-mentioned technical scheme, in the dust got into casing and location bearing was avoided to the skeleton oil blanket, the life of extension bearing strengthened clutch job stabilization nature.
Furthermore, the clutch driving assembly comprises a guide pin inserted into the one-way spiral groove, a compression spring and a compression screw, the compression spring is positioned between the compression screw and the guide pin, one end of the compression screw is abutted against the compression spring, and a gap is reserved between the other end of the compression screw and the inner wall of the shell.
Through adopting above-mentioned technical scheme, because the degree of depth of block spacing groove is shallower than the degree of depth of one-way helicla flute, the setting is in order to be changeed over into one-way helicla flute by the block spacing groove more easily for the uide pin when transmission gear axle sleeve and separation and reunion tooth axle sleeve separate like this, and the pressure is applyed to the uide pin to the pressure spring, the uide pin up-and-down motion of being convenient for.
Furthermore, waist type recess has been seted up on the helical pitch ring outer lane surface, the recess sets up along helical pitch ring along axial direction, set up the through-hole with the recess intercommunication on the casing, wear to be equipped with the helical pitch screw between recess and the through-hole.
Through adopting above-mentioned technical scheme, the setting of recess is convenient for the separation and reunion drive assembly when changeing into the one-way helicla flute by the block spacing groove, the required movement distance of lead ring.
Furthermore, key grooves are formed in the clutch gear shaft sleeve and the transmission gear shaft sleeve.
Through adopting above-mentioned technical scheme, the keyway on separation and reunion tooth axle sleeve and the driving gear axle sleeve is convenient for be connected with the drive shaft and by the transmission shaft, and the assembly is also more convenient.
To sum up, the utility model discloses following beneficial effect has:
1. the transmission gear shaft sleeve and the clutch gear shaft sleeve are arranged in a clamping mode, so that the effects of prolonging the service life of the clutch and enhancing the working reliability of the clutch can be achieved;
2. the clutch adopts an assembly type structure, is convenient to assemble, and can greatly improve the assembly efficiency;
3. high torque transmission and reliable meshing.
Drawings
FIG. 1 is a schematic view of a prior art electric winch;
FIG. 2 is a schematic diagram of a clutch according to the prior art;
FIG. 3 is a schematic diagram of an embodiment for embodying the clutch interior;
FIG. 4 is a schematic diagram of an embodiment for embodying a clutch inner frame oil seal.
In the figure, 100, clutch disc body; 101. an internally threaded through bore; 102. an annular cavity; 103. an inner ring; 104. an outer ring; 200. a support; 201. a motor; 202. a winch; 203. a friction plate; 204. a brake disc; 205. a clamping block; 206. a power shaft; 300. a clutch; 301. a counter bore; 302. a through hole; 303. a pin; 304. a cotter pin; 305. a reset spring; 1. a housing; 11. a flange plate; 12. a bearing seat; 13. positioning the bearing; 14. a retainer ring for a bore; 15. framework oil seal; 2. a transmission gear shaft sleeve; 21. a second latch; 22. a second card slot; 3. a clutch gear shaft sleeve; 31. a first latch; 32. a first card slot; 33. clamping the limiting groove; 34. separating the limiting groove; 35. a unidirectional spiral groove; 4. a clutch drive assembly; 41. a guide pin; 42. a compression spring; 43. a compression screw; 44. a lead screw; 5. a keyway; 6. a lead ring; 61. a drive aperture; 62. and (4) a groove.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b): the utility model provides a clutch, as shown in fig. 3 and 4, includes casing 1 that the tube-shape set up, is equipped with driving gear axle sleeve 2 in the casing 1, with driving gear axle sleeve 2 complex separation and reunion tooth axle sleeve 3 and separation and reunion drive assembly 4, driving gear axle sleeve 2 and the coaxial setting of separation and reunion tooth axle sleeve 3, driving gear axle sleeve 2 and separation and reunion tooth axle sleeve 3 all rotate the setting in casing 1. Clutch teeth axle sleeve 3 is rotated by outside actuating mechanism's drive shaft, and driving teeth axle sleeve 2 is connected with the driven transmission shaft that needs to be driven, thereby drives driving teeth axle sleeve 2 and rotates behind the 3 blocks of clutch teeth axle sleeve.
All be equipped with keyway 5 in separation and reunion tooth axle sleeve 3 and the driving gear axle sleeve 2, keyway 5 is convenient for separation and reunion tooth axle sleeve 3 respectively and is in the same place with the driving shaft joint to and driving gear axle sleeve 2 is in the same place by the driving shaft joint.
One end of the shell 1, which faces away from the clutch gear shaft sleeve 3, is provided with a flange plate 11, and the flange plate 11 is used for installation.
The side of driving gear axle sleeve 2 towards separation and reunion tooth axle sleeve 3 is equipped with four second latches 21, and four second latches 21 encircle driving gear axle sleeve 2 axis and evenly arrange the setting, are equipped with second draw-in groove 22 between two adjacent second latches 21.
The side of separation and reunion tooth axle sleeve 3 towards driving gear axle sleeve 2 is equipped with four first latches 31, and the setting of evenly arranging of the 3 axes of separation and reunion tooth axle sleeve is surrounded to the first latch 31 of four check, is equipped with first draw-in groove 32 between two adjacent first latches 31.
During the use, in the second draw-in groove 22 is gone into to first latch 31 card, in the first draw-in groove 32 is gone into to the second latch 21 card to the tooth axle sleeve 3 that will declutch is in the same place with the block of driving tooth axle sleeve 2, just so can not have the problem of wearing and tearing.
The opposite side surfaces of the first latch 31 and the second latch 21 are provided with slope surfaces, the slope surfaces of the first latch 31 are arranged from high to low along the rotation direction of the clutch gear shaft sleeve 3 when the clutch gear shaft sleeve 3 is clamped with the transmission gear shaft sleeve 2, and the slope surfaces of the second latch 21 are arranged along the opposite direction of the slope surfaces of the first latch 31. The transmission gear shaft sleeve 2 and the clutch gear shaft sleeve 3 rotate along the slope to be disengaged, and the operation is more convenient.
The clutch gear shaft sleeve 3 is provided with an annular clamping limiting groove 33 close to one end of the transmission gear shaft sleeve 2, the clutch gear shaft sleeve 3 is provided with an annular separation limiting groove 34 far away from one end of the transmission gear shaft sleeve 2, and the clamping limiting groove 33 and the separation limiting groove 34 are both arranged coaxially with the clutch gear shaft sleeve 3. The clutch gear shaft sleeve 3 is also provided with a one-way spiral groove 35, one end of the one-way spiral groove 35 is communicated with the clamping limiting groove 33, the other end of the one-way spiral groove 35 is communicated with the separation limiting groove 34, and the depth of the one-way spiral groove 35 is deeper than that of the clamping limiting groove 33.
The shell 1 is internally and fixedly provided with a lead ring 6, the clutch tooth shaft sleeve 3 is positioned in the lead ring 6, and the lead ring 6 and the clutch tooth shaft sleeve 3 are coaxially arranged. A driving hole 61 pointing to the axis of the clutch gear shaft sleeve 3 is arranged in the lead ring 6, and the clutch driving assembly 4 sequentially penetrates through the driving hole 61 and is inserted into the one-way spiral groove 35. The lead ring 6 has guiding and supporting functions on the front and back displacement of the clutch gear shaft sleeve 3.
The clutch driving assembly 4 comprises a guide pin 41 inserted into the one-way spiral groove 35, a pressing spring 42 and a pressing screw 43, wherein the pressing spring 42 is positioned between the pressing screw 43 and the guide pin 41, one end of the pressing screw 43 is abutted against the pressing spring 42, and a gap is reserved between the other end of the pressing screw and the inner wall of the shell 1.
The depth of the engaging limit groove 33 is shallower than that of the one-way spiral groove 35, so that when the driving gear sleeve 2 and the clutch gear sleeve 3 are separated, the guide pin 41 is more easily transferred from the engaging limit groove 33 into the one-way spiral groove 35, and the pressing spring 42 applies pressure to the guide pin 41, thereby facilitating the up-and-down movement of the guide pin 41.
A bearing seat 12 is arranged in the shell 1, a positioning bearing 13 is arranged in the bearing seat 12, hole check rings 14 for fixing the positioning bearing 13 in the bearing seat 12 are arranged on two sides of the positioning bearing 13, and an inner ring of the transmission gear shaft sleeve 2 is fixedly connected with the bearing seat 12. A framework oil seal 15 is arranged in the bearing seat 12, and the framework oil seal 15 is positioned at one end of the bearing seat 12, which faces away from the clutch gear shaft sleeve 3.
The specific implementation process comprises the following steps: the clutch tooth shaft sleeve 3 is in transition fit connection with the driving shaft, when the driving shaft rotates clockwise, the clutch tooth shaft sleeve 3 rotates along with the driving shaft, the guide pin 412 moves in the one-way spiral groove 35 to enable the clutch tooth shaft sleeve 3 to move leftwards, the clutch tooth shaft sleeve 3 is clamped with the transmission tooth shaft sleeve 2 to drive the transmission tooth shaft sleeve 2 to rotate, and the driven shaft connected with the transmission tooth shaft sleeve 2 is driven together;
when the driving shaft rotates anticlockwise, the clutch gear shaft sleeve 3 is separated from the transmission gear shaft sleeve 2, at the moment, the lead ring 6 runs rightwards firstly, the guide pin 412 is ensured to enter the one-way spiral groove 35 to move, the clutch gear shaft sleeve 3 is enabled to be further separated until being separated from the transmission gear shaft sleeve 2, the clutch gear shaft sleeve 3 is enabled to be further separated until being separated, and the transmission gear shaft sleeve 2 stops rotating.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (10)
1. A clutch, characterized in that: comprises a transmission gear shaft sleeve (2) and a clutch gear shaft sleeve (3) matched with the transmission gear shaft sleeve (2), wherein the side of the clutch gear shaft sleeve (3) facing the transmission gear shaft sleeve (2) is provided with at least one first latch (31), the side of the transmission gear shaft sleeve (2) facing the clutch gear shaft sleeve (3) is provided with a second clamping groove (22) matched with the first latch (31),
one end of the clutch tooth shaft sleeve (3) close to the transmission tooth shaft sleeve (2) is provided with an annular clamping limiting groove (33), one end of the clutch tooth shaft sleeve (3) far away from the transmission tooth shaft sleeve (2) is provided with an annular separation limiting groove (34), the clamping limiting groove (33) and the separation limiting groove (34) are both arranged coaxially with the clutch tooth shaft sleeve (3), the clutch tooth shaft sleeve (3) is also provided with a one-way spiral groove (35), one end of the one-way spiral groove (35) is communicated with the clamping limiting groove (33), and the other end is communicated with the separation limiting groove (34),
the clutch further comprises a clutch driving assembly (4) with a fixed position, the clutch driving assembly (4) is arranged in an axial shape, and one end of the clutch driving assembly (4) is inserted into the one-way spiral groove (35).
2. A clutch according to claim 1, wherein: the clutch further comprises a shell (1), the transmission gear shaft sleeve (2) and the clutch gear shaft sleeve (3) are arranged in the shell (1) in a rotating mode, and the clutch driving assembly (4) penetrates through the shell (1) to be inserted into the one-way spiral groove (35).
3. A clutch according to claim 2, wherein: the side surface of the transmission gear shaft sleeve (2) facing the clutch gear shaft sleeve (3) is provided with at least three second clamping teeth (21), each second clamping tooth (21) is arranged around the axis of the transmission gear shaft sleeve (2), and a second clamping groove (22) is formed between every two adjacent second clamping teeth (21);
the side of separation and reunion tooth axle sleeve (3) towards the driving gear axle groove is equipped with at least three first latch (31), and each first latch (31) encircle separation and reunion tooth axle sleeve (3) axis setting, is equipped with first draw-in groove (32) between two adjacent first latch (31).
4. A clutch according to claim 3, wherein: the side surfaces of the first clamping teeth (31) and the second clamping teeth (21) which are opposite are arranged into slope surfaces, the slope surfaces of the first clamping teeth (31) are arranged from high to low along the rotation direction of the clutch tooth shaft sleeve (3) when the clutch tooth shaft sleeve (3) is clamped with the transmission tooth shaft sleeve (2), and the slope surfaces of the second clamping teeth (21) are arranged along the opposite direction of the slope surfaces of the first clamping teeth (31).
5. A clutch according to claim 2, wherein: casing (1) internal fixation has lead ring (6), separation and reunion tooth axle sleeve (3) are located lead ring (6), separation and reunion tooth axle sleeve (3) outer wall and the laminating of lead ring (6) inner wall, be equipped with drive hole (61) of directional separation and reunion tooth axle sleeve (3) axis in lead ring (6), separation and reunion drive assembly (4) pass drive hole (61) card and go into one-way helicla flute (35).
6. A clutch according to claim 2, wherein: the novel gear transmission is characterized in that a bearing seat (12) is arranged in the shell (1), a positioning bearing (13) is arranged in the bearing seat (12), and the transmission gear shaft sleeve (2) is fixedly connected with the bearing seat (12) through a bearing.
7. A clutch according to claim 6, wherein: be equipped with skeleton oil blanket (15) in bearing frame (12), skeleton oil blanket (15) are located bearing frame (12) separation and reunion tooth axle sleeve (3) one end dorsad.
8. A clutch according to claim 5, wherein: the clutch driving assembly (4) comprises a guide pin (41) inserted into the one-way spiral groove (35), a compression spring (42) and a compression screw (43), the compression spring (42) is located between the compression screw (43) and the guide pin (41), one end of the compression screw (43) is abutted against the compression spring (42), and a gap is reserved between the other end of the compression screw and the inner wall of the shell (1).
9. A clutch according to claim 8, wherein: waist type recess (62) have been seted up on lead ring (6) outer lane surface, recess (62) set up along lead ring (6) along axial direction, set up the through-hole that communicates with recess (62) on casing (1), lead screw (44) wear to be equipped with between recess (62) and the through-hole.
10. A clutch according to claim 1, wherein: and key grooves (5) are formed in the clutch gear shaft sleeve (3) and the transmission gear shaft sleeve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920614665.XU CN210106444U (en) | 2019-04-29 | 2019-04-29 | Clutch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920614665.XU CN210106444U (en) | 2019-04-29 | 2019-04-29 | Clutch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210106444U true CN210106444U (en) | 2020-02-21 |
Family
ID=69539007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920614665.XU Active CN210106444U (en) | 2019-04-29 | 2019-04-29 | Clutch device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210106444U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110067816A (en) * | 2019-04-29 | 2019-07-30 | 江苏华风科技有限公司 | A kind of clutch |
-
2019
- 2019-04-29 CN CN201920614665.XU patent/CN210106444U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110067816A (en) * | 2019-04-29 | 2019-07-30 | 江苏华风科技有限公司 | A kind of clutch |
| CN110067816B (en) * | 2019-04-29 | 2023-12-29 | 江苏华风科技有限公司 | Clutch |
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