CN114012407B - Synchronous pressure equipment mechanism of clutch driven plate damping spring - Google Patents
Synchronous pressure equipment mechanism of clutch driven plate damping spring Download PDFInfo
- Publication number
- CN114012407B CN114012407B CN202111484885.3A CN202111484885A CN114012407B CN 114012407 B CN114012407 B CN 114012407B CN 202111484885 A CN202111484885 A CN 202111484885A CN 114012407 B CN114012407 B CN 114012407B
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- clamping jaw
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- 238000013016 damping Methods 0.000 title claims abstract description 63
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 24
- 230000007246 mechanism Effects 0.000 title claims abstract description 19
- 239000000758 substrate Substances 0.000 claims description 22
- 210000000078 claw Anatomy 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 7
- 210000001503 joint Anatomy 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 5
- 230000013011 mating Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
- B23P19/048—Springs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The clutch driven plate damping spring synchronous press-fitting mechanism comprises a frame, a supporting plate and a jacking plate, wherein the lower surface of an upper base plate of the frame is vertically connected with a plurality of mounting plates surrounding an upper through hole of the upper base plate, a pair of clamping jaw plates capable of horizontally opening and closing are arranged on the inner wall of each mounting plate, a groove for accommodating the damping springs is formed in the upper end of each clamping jaw plate, the outer wall of the lower end of each clamping jaw plate is a wedge-shaped surface inclined towards the folding direction, a matching surface matched with the wedge-shaped surface is formed in the jacking plate, when the jacking plate is moved upwards, the clamping jaw plates can be horizontally moved to achieve folding through the fit of the matching surface and the wedge-shaped surface, the damping springs in the grooves are compressed, the grooves can be moved to the position right below the corresponding clamping grooves, accurate positioning is achieved, and all the damping springs can synchronously enter the corresponding clamping grooves through downward movement of the supporting plate, so that synchronous press-fitting is achieved, time and labor are saved, safety is good, the structure is compact, and efficiency is high, and the shape of the springs and the performance of the driven plate are not affected.
Description
Technical Field
The invention relates to the technical field of automatic assembly of clutch driven plates of automobiles, in particular to a synchronous press-fitting mechanism of a damping spring of a clutch driven plate.
Background
The clutch driven disc is an important transmission part between an automobile engine and a gearbox, and has the main functions of cutting off and switching on power transmitted to a transmission system by the engine at any time according to requirements, thereby ensuring stable starting, smooth gear shifting and overload prevention of the transmission system of the automobile.
As shown in fig. 1, the existing clutch driven disc 50 mostly includes a main body 51 and a plurality of damper springs 52 embedded in a clamping groove 53 of the main body 51, such clutch driven disc is disclosed in patent CN110043573A, CN212055575U, CN214248068U, CN113417946A, JP1985046320 and JP1995233396, and is mostly manually operated when the damper springs are pressed and assembled, the damper springs are compressed by a spring clamp and then put into the clamping groove, which is time-consuming and labor-consuming, low in efficiency, and when encountering damper springs with high rigidity, the labor intensity is very high, and the damper springs are sprung and fly as soon as the damper springs are released in the clamping process, so that potential safety hazards exist.
In order to solve the problem, there is also a device for performing the press-fitting operation of the damping springs by adopting a mechanical structure, for example, a chinese patent CN110893543B discloses an automatic assembly system for this type, but the system has a complex structure and a relatively loose whole, only one damping spring can be press-fitted each time, after the press-fitting, the driven disc body needs to be rotated for a certain angle to perform the next press-fitting, the beat time of the whole assembly is long, the press-fitting efficiency is low, after the damping springs pressed first are opened in the clamping groove, the pressure is also applied to the driven disc body, the damping springs pressed later are affected, after all the damping springs are pressed, the assembly stress generated by the non-synchronous press-fitting of the damping springs remains on the driven disc, and the performance of the driven disc is affected; the automatic assembly machine is disclosed by assembling two damping springs simultaneously in a pressing mode, such as a Chinese patent CN204263107U, but the automatic assembly machine is characterized in that the middle part of the damping spring is pressed by moving a jacking block, the damping spring enters a conical channel for compression, then the jacking is continued, the damping spring is moved into a clamping groove for realizing the pressing, the damping spring is in a radial stress state in the jacking process, deformation is easy to generate, the performance of an assembled driven disc is influenced, the stress of the end part of the damping spring on the inner wall of the conical channel is large, the deformation of the end part of the damping spring is easy to cause in the moving process, the performance of the driven disc is influenced, and the inner wall of the conical channel is also easy to scratch.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the clutch driven disc damping spring synchronous press-fitting mechanism which is time-saving, labor-saving, good in safety, compact in structure, high in efficiency, capable of synchronously press-fitting all damping springs and free of influencing the shape of the damping springs and the performance of the driven disc.
In order to achieve the above purpose, the technical scheme provided by the invention is that the clutch driven disc damping spring synchronous press-fitting mechanism comprises:
the rack comprises a lower substrate and an upper substrate which is supported above the lower substrate through a supporting rod;
the support plate is arranged on the upper base plate in a vertically movable mode and is used for supporting a body of the clutch driven disc, and through holes for transferring the damping springs are formed in the middle of the support plate and the middle of the upper base plate;
the jacking plate is arranged on the lower substrate in a vertically movable mode and is positioned below the upper substrate;
the lower surface of the upper base plate is vertically connected with a plurality of mounting plates surrounding the through holes, the inner wall of each mounting plate is provided with a pair of clamping jaw plates which can be horizontally opened and extend along the up-down direction, the clamping jaw plates correspond to clamping grooves on the body for mounting the damping springs, the upper end parts of the clamping jaw plates are provided with grooves for accommodating the damping springs, and the side walls of the lower end parts of the clamping jaw plates are wedge-shaped surfaces inclined towards the folding direction of the clamping jaw plates;
the jacking plate is provided with a matching surface matched with the wedge-shaped surface, when the jacking plate moves upwards, the clamping jaw plate can move horizontally to achieve folding through the fit of the matching surface and the wedge-shaped surface, the damping spring in the groove can be compressed, and the groove can be moved to the position right below the clamping groove to achieve accurate positioning;
when the supporting plate moves downwards, the compressed damping springs can synchronously enter the corresponding clamping grooves, and synchronous press fitting of all the damping springs is achieved.
Preferably, a return spring is provided between the facing surfaces of each pair of jaw plates, the return spring having a tendency to urge the pair of jaw plates apart.
Preferably, the inner wall surfaces of each pair of clamping jaw plates are connected with a guide piece, the guide piece comprises a straight-line-shaped guide block arranged in the middle of one clamping jaw plate and a C-shaped guide block arranged in the middle of the other clamping jaw plate, and when the pair of clamping jaw plates are folded, the straight-line-shaped guide blocks are inserted into the C-shaped guide blocks.
Preferably, the support plate is provided with at least three clamping blocks for clamping the outer wall of the body, the three clamping blocks are distributed in an annular array along the axial lead of the through hole, and the clamping blocks are provided with proximity switches for detecting whether the body is provided or not.
Preferably, the jacking plate is provided with a jacking block, and the matching surface is arranged on the jacking block.
Further preferably, an installation groove corresponding to the jacking block is formed in the upper surface of the jacking plate, and a pressure sensor for supporting the jacking block is arranged in the installation groove.
Preferably, the upper substrate is further connected with a driving assembly for driving the supporting plate to move up and down.
Further preferably, the driving assembly comprises two cylinders with cylinder rods in butt joint, wherein the cylinder body of one cylinder is connected to the supporting plate, and the cylinder body of the other cylinder is connected to the upper base plate.
Preferably, an electronic press for driving the jacking plate to move up and down is connected to the lower surface of the lower substrate.
Further preferably, a spring for pushing up the support plate is provided between the support plate and the upper substrate.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
the clutch driven plate damping spring synchronous press-fitting mechanism comprises a frame, a supporting plate and a jacking plate, wherein the lower surface of a base plate on the frame is vertically connected with a plurality of mounting plates surrounding an upper through hole of the upper base plate, a pair of clamping claw plates capable of horizontally opening and closing are arranged on the inner wall of each mounting plate, so that the clamping claw plates correspond to clamping grooves for mounting the damping springs on a body, grooves for accommodating the damping springs are formed in the upper end parts of the clamping claw plates, the outer walls of the lower end parts of the clamping claw plates are wedge-shaped surfaces inclined towards the folding direction, matching surfaces matched with the wedge-shaped surfaces are formed in the jacking plate, when the jacking plate is moved upwards, the clamping claw plates can be horizontally moved to achieve folding through the matching surfaces and the wedge-shaped surfaces, damping springs in the grooves can be compressed, accurate positioning can be achieved, all the damping springs can synchronously enter the corresponding clamping grooves through downward movement of the supporting plate, synchronous press-fitting is achieved, time and labor are saved, the structure is compact, and efficiency is high, and the shape of the damping springs and the performance of the driven plate are not affected.
Drawings
FIG. 1 is a schematic top view of a clutch driven plate with a damper spring press-fit.
Fig. 2 is a schematic perspective view of a preferred embodiment of the present invention.
Fig. 3 is a schematic front view of fig. 2.
Fig. 4 is a left side schematic view of fig. 3.
Fig. 5 is a schematic top view of fig. 3.
Fig. 6 is a schematic cross-sectional view in the direction A-A of fig. 3.
Fig. 7 is a schematic cross-sectional view in the direction B-B of fig. 4.
Wherein: 10. a frame; 11. an upper substrate; 111. a through hole; 112. a drive assembly; 113. a cylinder; 12. a lower substrate; 121. an electronic press; 13. a support rod; 20. a support plate; 21. a clamping block; 211. a proximity switch; 22. a spring; 30. a jacking plate; 31. a mating surface; 32. a jacking block; 33. a first plate; 34. a second plate; 35. a mounting groove; 36. a pressure sensor; 40. a mounting plate; 41. a gripper plate; 411. a groove; 412. a wedge surface; 413. a return spring; 414. a straight-line guide member; 415 c-shaped guide; 50. a clutch driven plate; 51. a body; 52. a clamping groove; 53. and a damping spring.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the attached drawings so that the advantages and features of the present invention will be more readily understood by those skilled in the art, thereby making clear and defining the scope of the present invention.
The up-down direction described in the present invention refers to the up-down direction in fig. 3.
As shown in fig. 2 to 7, the clutch driven disc damping spring synchronous press-fitting mechanism provided by the invention comprises: a frame 10, a support plate 20, a jacking plate 30 and a mounting plate 40, wherein the frame 10 includes a lower base plate 12, an upper base plate 11 supported above the lower base plate 12 by a support bar 13; the supporting plate 20 is arranged on the upper base plate 11 in a vertically movable way, the supporting plate 20 is used for supporting the body 51 of the clutch driven disc 50, and through holes 111 for transferring the damping springs 53 are formed in the middle parts of the supporting plate 20 and the upper base plate 11; the jacking plate 30 is arranged on the lower substrate 12 in a vertically movable manner, and the jacking plate 30 is positioned below the upper substrate 11; the mounting plates 40 are vertically connected to the lower surface of the upper base plate 11, the five mounting plates 40 are arranged around the through holes 111, a pair of clamping jaw plates 41 which can be horizontally opened and extend along the up-down direction are arranged on the inner wall of each mounting plate 40, the clamping jaw plates 41 correspond to clamping grooves 52 on the body 51 for mounting the damping springs 53, grooves 411 for accommodating the damping springs 53 are formed in the upper end parts of the clamping jaw plates 41, and wedge-shaped surfaces 412 which are inclined towards the folding direction of the clamping jaw plates are arranged on the side walls of the lower end parts of the clamping jaw plates 41; the jacking plate 30 is provided with the matching surface 413 matched with the wedge-shaped surface 412, when the jacking plate 30 moves upwards, the force transmission direction can be changed through the fit between the matching surface 413 and the wedge-shaped surface 412, so that the clamping jaw plate 41 moves horizontally to achieve folding, the damping springs 52 in the grooves 411 can be compressed, the matching surface 413 can be arranged at a proper position through multiple experiments, when the clamping jaw plate 41 is pushed to move horizontally to achieve folding, the grooves 411 move horizontally to the position right below the clamping grooves 52 to achieve accurate positioning, and then the supporting plate 20 moves downwards, so that the compressed damping springs 53 synchronously enter the corresponding clamping grooves 52 to achieve synchronous press mounting of all the damping springs 53, and for facilitating force transmission, the included angle between the wedge-shaped surface 412 and the vertical direction is 30-60 degrees (inclusive), so that the structure of the whole mechanism is more compact, and in the embodiment, the included angle is preferably 30 degrees.
The advantages of this arrangement are that:
1. can extrude it in damping spring axial direction, realize axial compression, compression in-process, damping spring both ends atress is even, and damping spring both ends do not have friction, do not have to scratch between the recess inner wall, can not influence damping spring self shape.
2. Can remove the recess under the draw-in groove when compressing damping spring, realize accurate location.
3. All damping springs can be pressed in simultaneously, the stress of each damping spring and the driven disc body is uniform, the assembly stress can not be generated, and the integral performance of the clutch driven disc after press mounting is not affected.
4. The press mounting efficiency is high, the beat time is short, and after press mounting, the consistency of each spring is good.
5. The press mounting process is crisp and easy to fall, and after the damping spring is placed, the press mounting process can be completed by only enabling the jacking plate to move upwards and then enabling the supporting plate to move downwards.
In this embodiment, a return spring 413 is disposed between the surfaces of the facing sides of each pair of jaw plates 41, and the return spring 413 has a tendency to urge the pair of jaw plates 41 open, facilitating continuous production operations.
In this embodiment, the inner wall surfaces of each pair of clamping jaw plates 41 are connected with a guide piece, the guide piece comprises a linear guide block 414 arranged in the middle of one clamping jaw plate 41 and a C-shaped guide block 415 arranged in the middle of the other clamping jaw plate 41, when the pair of clamping jaw plates 41 are folded, the linear guide block 414 is inserted into the C-shaped guide block 415 to realize a guide function, and meanwhile, the relative positions of the linear guide block 414 and the clamping jaw plates 41 are adjusted, and the bottom wall of the C-shaped guide block 415 can be propped against through the linear guide block 414 to realize limit, so that the phenomenon of transitional compression of the damping spring 53 is avoided.
In this embodiment, the supporting plate 20 is provided with at least four clamping blocks 21 for clamping the outer wall of the body 51, the four clamping blocks 21 are distributed in an annular array along the axis of the through hole 111, the cross section of each clamping block 21 is in an L shape, each clamping block 21 is provided with a horizontal extending plate attached to the supporting plate 20 for placing the body 51 and a vertical extending plate vertically connected to the horizontal extending plate for propping against the outer wall of the body 51, the horizontal extending plate is provided with a mounting hole for mounting the proximity switch 211, the upper surface of the proximity switch 211 is lower than the upper surface of the horizontal extending plate, and the proximity switch 211 is used for detecting whether the body 51 exists or not.
In this embodiment, the jacking block 32 is disposed on the jacking plate 30, the mating surface 413 is disposed on the jacking block 32, specifically, five first plates 33 are disposed on the jacking plate 30, each first plate 33 corresponds to two jacking blocks 32 and corresponds to a pair of clamping jaw plates 41, a second plate 34 for mounting the jacking block 32 is disposed on each first plate 33, the jacking block 32 is disposed on the second plate 34 in a horizontally movable manner, a mounting groove 35 is further formed in the first plate 33, a pressure sensor 36 is disposed in the mounting groove 35, and the second plate 34 is supported on the pressure sensor 36 and has a gap with the first plate 33, so that the jacking block 32 is in a state of floating relative to the jacking plate 30.
The advantage of this arrangement is that when the position of the mating surface 413 is adjusted, only the lifting block 32 needs to be moved horizontally relative to the second plate 34, so that the mating surface 413 can be moved to a proper position conveniently, and when the lifting plate 30 moves upwards, the downward pressure applied to the lifting block 32 can be detected by the pressure sensor 36, and then the folding force of the gripper plate 41 corresponding to the lifting block 32 can be calculated according to the inclination angles of the wedge-shaped surface 412 and the mating surface 413, so that the control is convenient.
In this embodiment, the upper substrate 11 is further connected with a driving assembly 112 for driving the supporting plate 20 to move up and down, the driving assembly 112 includes two cylinders 113 with cylinder rods abutting against each other, the cylinder body of one cylinder 113 is connected to the supporting plate 20, the cylinder body of the other cylinder 113 is connected to the upper substrate 11, meanwhile, the lower surface of the lower substrate 12 is connected with an electronic press 121 for driving the lifting plate 30 to move up and down, so that the supporting plate 20 has two descending positions, the ascending degree of the lifting plate 30 can be adjusted according to the requirement, and when the upper parts of the two ends of the damping spring 53 expand outwards (when the grooves only contact with the lower parts of the two ends of the damping spring), the damping spring 53 can be conveniently pressed into the clamping groove 52.
To facilitate the return of the support plate 20, a spring 22 for lifting up the support plate 20 is provided between the support plate 20 and the upper substrate 11.
It should be noted that the horizontal opening and closing in the invention can be realized by the cooperation of the sliding rail and the sliding block, and the up-and-down movement of the supporting plate and the jacking plate is provided with a guide rod and a guide sliding sleeve for guiding.
The above embodiments are only for illustrating the technical concept and features of the present invention, and are intended to enable those skilled in the art to understand the present invention and to implement the same, but are not intended to limit the scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be included in the scope of the present invention.
Claims (10)
1. A clutch driven disc damping spring synchronous press-fit mechanism, comprising:
the rack comprises a lower substrate and an upper substrate which is supported above the lower substrate through a supporting rod;
the support plate is arranged on the upper base plate in a vertically movable mode and is used for supporting a body of the clutch driven disc, and through holes for transferring the damping springs are formed in the middle of the support plate and the middle of the upper base plate;
the jacking plate is arranged on the lower substrate in a vertically movable mode and is positioned below the upper substrate;
the method is characterized in that:
the lower surface of the upper base plate is vertically connected with a plurality of mounting plates surrounding the through holes, the inner wall of each mounting plate is provided with a pair of clamping jaw plates which can be horizontally opened and extend along the up-down direction, the clamping jaw plates correspond to clamping grooves on the body for mounting the damping springs, the upper end parts of the clamping jaw plates are provided with grooves for accommodating the damping springs, and the side walls of the lower end parts of the clamping jaw plates are wedge-shaped surfaces inclined towards the folding direction of the clamping jaw plates;
the jacking plate is provided with a matching surface matched with the wedge-shaped surface, when the jacking plate moves upwards, the clamping jaw plate can move horizontally to achieve folding through the fit of the matching surface and the wedge-shaped surface, the damping spring in the groove can be compressed, and the groove can be moved to the position right below the clamping groove to achieve accurate positioning;
when the supporting plate moves downwards, the compressed damping springs can synchronously enter the corresponding clamping grooves, and synchronous press fitting of all the damping springs is achieved.
2. The clutch disc damper spring synchronous press-fit mechanism of claim 1, wherein: a return spring is disposed between the facing surfaces of each pair of jaw plates, the return spring having a tendency to urge the pair of jaw plates apart.
3. The clutch disc damper spring synchronous press-fit mechanism of claim 1, wherein: the inner wall surfaces of each pair of clamping claw plates are connected with guide pieces, each guide piece comprises a straight-line-shaped guide block arranged in the middle of one clamping claw plate and a C-shaped guide block arranged in the middle of the other clamping claw plate, and when the pair of clamping claw plates are folded, the straight-line-shaped guide blocks are inserted into the C-shaped guide blocks.
4. The clutch disc damper spring synchronous press-fit mechanism of claim 1, wherein: the support plate is provided with at least three clamping blocks for clamping the outer wall of the body, the three clamping blocks are distributed in an annular array along the axial lead of the through hole, and the clamping blocks are provided with proximity switches for detecting whether the body is provided or not.
5. The clutch disc damper spring synchronous press-fit mechanism of claim 1, wherein: the jacking plate is provided with a jacking block, and the matching surface is arranged on the jacking block.
6. The clutch disc damper spring synchronous press-fit mechanism of claim 5, wherein: the upper surface of the jacking plate is provided with a mounting groove corresponding to the jacking block, and a pressure sensor for supporting the jacking block is arranged in the mounting groove.
7. The clutch disc damper spring synchronous press-fit mechanism of claim 1, wherein: and the upper base plate is also connected with a driving assembly for driving the supporting plate to move up and down.
8. The clutch disc damper spring synchronous press-fit mechanism of claim 7, wherein: the driving assembly comprises two cylinders with cylinder rods in butt joint, wherein the cylinder body of one cylinder is connected to the supporting plate, and the cylinder body of the other cylinder is connected to the upper base plate.
9. The clutch disc damper spring synchronous press-fit mechanism of claim 1, wherein: the lower surface of the lower base plate is connected with an electronic press used for driving the jacking plate to move up and down.
10. The clutch disc damper spring synchronous press-fit mechanism according to any one of claims 1 to 9, wherein: a spring for jacking up the supporting plate is arranged between the supporting plate and the upper substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111484885.3A CN114012407B (en) | 2021-12-07 | 2021-12-07 | Synchronous pressure equipment mechanism of clutch driven plate damping spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111484885.3A CN114012407B (en) | 2021-12-07 | 2021-12-07 | Synchronous pressure equipment mechanism of clutch driven plate damping spring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114012407A CN114012407A (en) | 2022-02-08 |
| CN114012407B true CN114012407B (en) | 2024-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111484885.3A Active CN114012407B (en) | 2021-12-07 | 2021-12-07 | Synchronous pressure equipment mechanism of clutch driven plate damping spring |
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| CN213560940U (en) * | 2020-09-21 | 2021-06-29 | 横店集团英洛华电气有限公司 | Automatic press-fitting device for snap spring |
| CN113146192A (en) * | 2021-04-16 | 2021-07-23 | 杭州德创能源设备有限公司 | Jump ring presses |
| CN113414575A (en) * | 2021-07-28 | 2021-09-21 | 浙江铃丰科技有限公司 | Spring mounting machine of automobile clutch disc |
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2021
- 2021-12-07 CN CN202111484885.3A patent/CN114012407B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120043838A (en) * | 2010-10-27 | 2012-05-07 | 대성전기공업 주식회사 | Spring insertion divice |
| CN105196042A (en) * | 2015-10-27 | 2015-12-30 | 无锡联信离合器有限公司 | Spring installation device used for clutch disc hub |
| CN105364480A (en) * | 2015-12-14 | 2016-03-02 | 泰州市金鹰精密铸造有限公司 | Special three-station machine tool for assembling pin roller and spring in overrunning clutch |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN114012407A (en) | 2022-02-08 |
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