CN111546041A - Assembling mechanism for positioning pad at upper end of piston rod of shock absorber - Google Patents
Assembling mechanism for positioning pad at upper end of piston rod of shock absorber Download PDFInfo
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- CN111546041A CN111546041A CN202010413000.XA CN202010413000A CN111546041A CN 111546041 A CN111546041 A CN 111546041A CN 202010413000 A CN202010413000 A CN 202010413000A CN 111546041 A CN111546041 A CN 111546041A
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- shock absorber
- piston rod
- plate
- positioning
- power mechanism
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- 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
- B23P19/02—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 connecting objects by press fit or for detaching same
- B23P19/027—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 connecting objects by press fit or for detaching same using hydraulic or pneumatic means
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- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
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Abstract
The invention discloses an assembling mechanism for a positioning pad at the upper end of a piston rod of a shock absorber, which comprises a thread positioning mechanism connected with the piston rod of the shock absorber, a rack, a fixing mechanism, a lifting mechanism and a limiting mechanism, wherein the rack is fixedly connected with the rack; the fixing mechanism is arranged below the rack and used for fixing the outer cylinder of the shock absorber; the lifting mechanism is arranged on the rack above the fixing mechanism and used for driving the piston rod of the shock absorber to lift in the vertical direction; the limiting mechanism is arranged on the lifting mechanism and used for fixing the positioning pad; the lifting mechanism comprises a top plate and a bottom plate arranged below the top plate, the top plate is connected with the bottom plate through a guide post, and the top plate is connected to the rack; the assembling mechanism disclosed by the invention has the advantages that the shock absorber is mounted on the fixing mechanism only by one person, the whole subsequent work is automatic, manual operation is not needed, the labor intensity of workers is reduced, the work efficiency is improved, the safety is higher, the automation degree is high, the structure is simple, and the operation is convenient.
Description
Technical Field
The invention relates to the technical field of automobile accessories, in particular to an assembling mechanism for a positioning pad at the upper end of a piston rod of a shock absorber.
Background
In order to quickly attenuate the vibration of a frame and a vehicle body and improve the smoothness and comfort of the running of an automobile, a shock absorber is generally arranged on an automobile suspension system; the shock absorber is a vulnerable part in the use process of the automobile, and the working condition of the shock absorber directly influences the running stability of the automobile and the service life of other parts. The locating pad is one of the indispensable parts of shock absorber, influences the travelling comfort in the vehicle process. The shock absorber comprises a shock absorber outer cylinder and a shock absorber piston rod, and in the assembling process of the shock absorber, a positioning pad needs to be installed on the shock absorber piston rod; the positioning pad is assembled with the loading end of the piston rod of the shock absorber in an interference fit mode. The existing assembly mode is mainly assembled by a manual mode or a mode of manually matching an oil press, the oil press is high in energy consumption and inconvenient to operate, and the assembly can be completed by at least two persons. Therefore, the labor intensity of the traditional assembly process is high, the efficiency is low, and potential safety hazards are caused.
Disclosure of Invention
The invention provides an assembling mechanism for a positioning pad at the upper end of a piston rod of a shock absorber, aiming at solving the technical problems of high labor intensity and low efficiency in the assembling process of the traditional positioning pad.
The technical scheme adopted by the invention is as follows: a assembly devices for bumper shock absorber piston rod upper end location pad includes the screw thread positioning mechanism who links to each other with the bumper shock absorber piston rod, still includes:
a frame;
the fixing mechanism is arranged below the rack and used for fixing the outer cylinder of the shock absorber;
the lifting mechanism is arranged on the rack above the fixing mechanism and used for driving the piston rod of the shock absorber to lift in the vertical direction;
the limiting mechanism is arranged on the lifting mechanism and used for fixing the positioning pad;
the lifting mechanism comprises a top plate and a bottom plate arranged below the top plate, the top plate is connected with the bottom plate through a guide post, the top plate is connected to the rack, a first power mechanism is arranged on the top plate, and the first power mechanism can drive the thread positioning mechanism to lift in the vertical direction.
During the assembly, install the bumper shock absorber urceolus on fixed establishment, fixed establishment fixes the bumper shock absorber urceolus, then install the position pad on the bumper shock absorber piston rod, but the position pad on the bumper shock absorber piston rod is fixed through stop gear, be connected the bumper shock absorber piston rod with screw thread positioning mechanism, elevating system passes through screw thread positioning mechanism drive bumper shock absorber piston rod and rises to the top, because stop gear plays spacing and fixed action to the position pad on the bumper shock absorber piston rod, consequently at the ascending in-process of bumper shock absorber piston rod, relative displacement takes place for position pad and bumper shock absorber piston rod, the position pad can the chucking on the bumper shock absorber piston rod, accomplish the assembling process. The assembling mechanism disclosed by the invention has the advantages that the shock absorber is mounted on the fixing mechanism only by one person, the whole subsequent work is automatic, manual operation is not needed, the labor intensity of workers is reduced, the work efficiency is improved, the safety is higher, the automation degree is high, the structure is simple, and the operation is convenient.
Furthermore, a connecting plate is arranged between the top plate and the bottom plate, a first power mechanism is connected with the thread positioning mechanism through the connecting plate, the guide posts penetrate through the connecting plate, corresponding guide sleeves are arranged on the connecting plate, and the first power mechanism can drive the connecting plate and the thread positioning mechanism to synchronously lift in the vertical direction. According to the invention, the connecting plate is arranged between the first power mechanism and the thread positioning mechanism, so that the thread positioning mechanism is smoother in the lifting process, the piston rod of the shock absorber is smoother in the lifting process, and the shock absorber piston rod is prevented from inclining in the lifting process, and further being damaged.
Furthermore, a flange plate is connected to the movable end of the first power mechanism, and the first power mechanism is connected with the connecting plate through the flange plate. The first power mechanism is connected with the connecting plate through the flange, so that the connection between the first power mechanism and the connecting plate is firmer, and the stability is ensured.
Further, the first power mechanism is an air cylinder. Compared with hydraulic equipment, the air cylinder has the advantages of simple principle and structure, easiness in installation and maintenance, low requirement on a user, large output force, strong adaptability and convenience in adjustment.
Furthermore, the guide post is connected with the bottom plate through a bolt, and the distance between the top plate and the bottom plate can be adjusted through the bolt. And then can satisfy the bumper shock absorber of different length specifications, improved the commonality that the mechanism used.
Further, the fixing mechanism comprises a fixing frame, a positioning seat is arranged on the fixing frame, a clamping groove matched with the outer cylinder of the shock absorber is arranged on the positioning seat, the positioning seat is connected with the fixing frame through a second power mechanism, and the second power mechanism can drive the outer cylinder of the shock absorber to ascend and descend in the vertical direction;
a pressing plate is arranged on the fixing frame above the positioning seat, and a first limiting groove is formed in the pressing plate;
the diameter of the first limiting groove is smaller than that of the outer cylinder of the shock absorber and larger than that of the piston rod of the shock absorber.
The outer cylinder of the shock absorber is arranged in the clamping groove, and the second power mechanism drives the outer cylinder of the shock absorber to ascend, so that the outer cylinder of the shock absorber is clamped between the pressing plate and the positioning seat, and the outer cylinder of the shock absorber is fixed. The outer cylinder of the shock absorber is fixed in a lifting mode, so that the structure is simple and the operation is convenient; on the other hand, the damper with different length specifications can be met, and the universality of the mechanism is improved.
Further, the second power mechanism is an air cylinder. Compared with hydraulic equipment, the air cylinder has the advantages of simple principle and structure, easiness in installation and maintenance, low requirement on a user, large output force, strong adaptability and convenience in adjustment.
Furthermore, the limiting mechanism comprises a third power mechanism arranged on the bottom plate and a limiting plate connected with the third power mechanism, a second limiting groove matched with the positioning pad is formed in the limiting plate, and the third power mechanism can drive the limiting plate to reciprocate in the horizontal direction. When the positioning pad on the piston rod of the shock absorber needs to be fixed and limited, the third power mechanism drives the limiting plate to extend out, the second limiting groove on the limiting plate limits and fixes the positioning pad, the positioning pad cannot pass through the second limiting groove, the piston rod of the shock absorber can pass through the limiting groove, so that the positioning pad and the piston rod of the shock absorber can move relative to each other, and the positioning pad is clamped on the piston rod of the shock absorber in the process that the piston rod of the shock absorber rises; after the assembly is finished, the third power mechanism drives the limiting plate to retract; simple structure and convenient operation.
Further, two pressing blocks which are spaced at a certain distance are arranged on the bottom plate, a sliding groove is formed in each pressing block, the limiting plates are arranged in the sliding grooves, and the limiting plates can move in the sliding grooves through a third power mechanism. If the press block is not arranged, the acting force of the positioning pad is mainly applied to the limiting plate in the ascending process of the piston rod of the shock absorber, and the limiting plate is likely to deform after long-time use; according to the invention, the pressing block is arranged above the limiting plate and is fixedly connected with the bottom plate, so that the acting force of the positioning pad is transmitted to the pressing block, the limiting plate is effectively prevented from deforming under stress, and the limiting plate is more effectively protected.
Further, the third power mechanism is a cylinder. Compared with hydraulic equipment, the air cylinder has the advantages of simple principle and structure, easiness in installation and maintenance, low requirement on a user, large output force, strong adaptability and convenience in adjustment.
The invention has the beneficial effects that:
1. the assembling mechanism disclosed by the invention has the advantages that the shock absorber is mounted on the fixing mechanism only by one person, the whole subsequent work is automatic, manual operation is not needed, the labor intensity of workers is reduced, the work efficiency is improved, the safety is higher, the automation degree is high, the structure is simple, and the operation is convenient.
2. According to the invention, the connecting plate is arranged between the first power mechanism and the thread positioning mechanism, so that the piston rod of the shock absorber is smoother in the lifting process, and the piston rod of the shock absorber is prevented from inclining in the lifting process, and further the piston rod of the shock absorber is prevented from being damaged.
3. According to the invention, the pressing block is arranged above the limiting plate and is fixedly connected with the bottom plate, so that the acting force of the positioning pad is transmitted to the pressing block, the limiting plate is effectively prevented from deforming under stress, and the limiting plate is more effectively protected.
4. The first power mechanism, the second power mechanism and the third power mechanism are cylinders, and compared with hydraulic equipment, the hydraulic equipment has the advantages of simple principle and structure, easiness in installation and maintenance, low requirement on a user, large output force, high adaptability and convenience in adjustment.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a perspective view of the elevating mechanism.
Fig. 4 is a front view of the elevating mechanism.
Fig. 5 is a left side view of fig. 4.
Fig. 6 is a schematic structural view of the screw thread positioning mechanism.
Labeled as:
1. a frame;
2. a fixing mechanism; 21. a fixed mount; 211. positioning seats; 212. a second power mechanism; 213. pressing a plate; 2101. a card slot; 2103. a first limit groove;
3. a lifting mechanism; 31. a top plate; 32. a base plate; 33. a guide post; 34. a connecting plate; 311. a first power mechanism; 331. a bolt; 341. a flange plate; 342. a guide sleeve; 321. briquetting; 3201. a chute;
4. a limiting mechanism; 41. a third power mechanism; 42. a limiting plate; 431. a second limit groove;
5. a thread positioning mechanism; 51. a handle; 52. a threaded hole;
6. a damper outer cylinder;
7. a damper piston rod;
8. a location pad.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
The first embodiment is as follows:
as shown in fig. 1, 2, 3 and 4, the assembling mechanism for the shock absorber piston rod upper end positioning pad of the present invention comprises a thread positioning mechanism 5 connected with a shock absorber piston rod 7, and further comprises:
a frame 1;
the fixing mechanism 2 is arranged below the rack 1 and used for fixing the outer cylinder 6 of the shock absorber;
the lifting mechanism 3 is arranged on the rack 1 above the fixing mechanism 2 and is used for driving the damper piston rod 7 to ascend and descend in the vertical direction;
the limiting mechanism 4 is arranged on the lifting mechanism 3 and used for fixing the positioning pad 8;
the lifting mechanism 3 comprises a top plate 31 and a bottom plate 32 arranged below the top plate 31, the top plate 31 and the bottom plate 32 are connected through a guide post 33, the top plate 31 is connected to the frame 1, a first power mechanism 311 is arranged on the top plate 31, and the first power mechanism 311 can drive the screw thread positioning mechanism 5 to lift in the vertical direction. The guide post 33 is bolted to the bottom plate 32, and the distance between the top plate 31 and the bottom plate 32 is adjustable by a bolt 331. The assembling mechanism disclosed by the invention has the advantages that the shock absorber is mounted on the fixing mechanism only by one person, the whole subsequent work is automatic, manual operation is not needed, the labor intensity of workers is reduced, the work efficiency is improved, the safety is higher, the automation degree is high, the structure is simple, and the operation is convenient.
As shown in fig. 1 and fig. 2, the fixing mechanism 2 includes a fixing frame 21, a positioning seat 211 is disposed on the fixing frame 21, a clamping groove 2101 matched with the outer cylinder 6 of the shock absorber is disposed on the positioning seat 211, the positioning seat 211 is connected to the fixing frame 21 through a second power mechanism 212, and the second power mechanism 212 can drive the outer cylinder 6 of the shock absorber to ascend and descend in the vertical direction; a pressure plate 213 is arranged on the fixing frame 21 above the positioning seat 211, and a first limit groove 2103 is arranged on the pressure plate 213; the diameter of the first limit groove 2103 is smaller than the diameter of the damper outer cylinder 6 and larger than the diameter of the damper piston rod 7.
The outer cylinder of the shock absorber is arranged in the clamping groove, and the second power mechanism drives the outer cylinder of the shock absorber to ascend, so that the outer cylinder of the shock absorber is clamped between the pressing plate and the positioning seat, and the outer cylinder of the shock absorber is fixed. The outer cylinder of the shock absorber is fixed in a lifting mode, so that the structure is simple and the operation is convenient; on the other hand, the damper with different length specifications can be met, and the universality of the mechanism is improved.
As shown in fig. 3 and 5, the limiting mechanism 4 includes a third power mechanism 41 disposed on the bottom plate 32 and a limiting plate 42 connected to the third power mechanism 41, the limiting plate 42 is provided with a second limiting groove 421 matching with the positioning pad 8, and the third power mechanism 41 can drive the limiting plate 42 to reciprocate in the horizontal direction. When the positioning pad on the piston rod of the shock absorber needs to be fixed and limited, the third power mechanism drives the limiting plate to extend out, the second limiting groove on the limiting plate limits and fixes the positioning pad, the positioning pad cannot pass through the second limiting groove, the piston rod of the shock absorber can pass through the limiting groove, so that the positioning pad and the piston rod of the shock absorber can move relative to each other, and the positioning pad is clamped on the piston rod of the shock absorber in the process that the piston rod of the shock absorber rises; after the assembly is finished, the third power mechanism drives the limiting plate to retract; simple structure and convenient operation.
The first power mechanism 311, the second power mechanism 212 and the third power mechanism 41 are cylinders, and compared with hydraulic equipment, the cylinders are simple in principle and structure, easy to install and maintain, low in requirement on a user, large in output force, high in adaptability and convenient to adjust.
The working principle is as follows: an operator firstly installs the outer cylinder of the shock absorber in the clamping groove, and the second power mechanism drives the outer cylinder of the shock absorber to ascend so that the outer cylinder of the shock absorber is clamped between the positioning seat and the pressing plate to complete the fixation of the outer cylinder of the shock absorber; installing a positioning pad on a piston rod of the shock absorber, and connecting a threaded positioning mechanism with the piston rod of the shock absorber; the limiting plate extends out through a third power mechanism and limits and fixes the positioning pad; and finally, the shock absorber piston rod is driven to ascend through the first power mechanism, and the position of the positioning pad is unchanged in the ascending process of the shock absorber piston rod, so that the positioning pad and the shock absorber piston rod generate relative displacement, and along with the ascending of the shock absorber piston rod, the positioning pad is gradually clamped on the shock absorber piston rod, and the automatic assembly of the positioning pad is completed. The assembling mechanism disclosed by the invention has the advantages that the shock absorber is mounted on the fixing mechanism only by one person, the whole subsequent work is automatic, manual operation is not needed, the labor intensity of workers is reduced, the work efficiency is improved, the safety is higher, the automation degree is high, the structure is simple, and the operation is convenient.
Example two:
as shown in fig. 3, 4 and 5, in this embodiment, on the basis of the first embodiment, a connecting plate 34 is further disposed between the top plate 31 and the bottom plate 32, the first power mechanism 311 is connected to the screw positioning mechanism 5 through the connecting plate 34, the guide post 33 penetrates through the connecting plate 34, a corresponding guide sleeve 342 is disposed on the connecting plate 34, and the first power mechanism 311 can drive the connecting plate 34 and the screw positioning mechanism 5 to synchronously lift in the vertical direction. The movable end of the first power mechanism 311 is connected with a flange 341, and the first power mechanism 311 is connected with the connecting plate 34 through the flange 341.
The working principle is as follows: the first power mechanism drives the connecting plate to lift, and then drives the thread positioning mechanism and the shock absorber piston rod to lift synchronously along with the connecting plate. According to the invention, the connecting plate is arranged between the first power mechanism and the thread positioning mechanism, so that the thread positioning mechanism is smoother in the lifting process, the piston rod of the shock absorber is smoother in the lifting process, and the shock absorber piston rod is prevented from inclining in the lifting process, and further being damaged.
Example three:
as shown in fig. 2, in the present embodiment, on the basis of the first embodiment, two pressing blocks 321 are disposed on the bottom plate 32 at a certain distance, a sliding groove 3201 is disposed on the pressing block 321, the limiting plate 42 is disposed in the sliding groove 3201, and the limiting plate 42 is movable in the sliding groove 3201 through the third power mechanism 41.
The working principle is as follows: if the press block is not arranged, the acting force of the positioning pad is mainly applied to the limiting plate in the ascending process of the piston rod of the shock absorber, and the limiting plate is likely to deform after long-time use; according to the invention, the pressing block is arranged above the limiting plate and is fixedly connected with the bottom plate, so that the acting force of the positioning pad is transmitted to the pressing block, the limiting plate is effectively prevented from deforming under stress, and the limiting plate is more effectively protected.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A assembly devices for bumper shock absorber piston rod upper end location pad includes screw thread positioning mechanism (5) that links to each other with bumper shock absorber piston rod (7), still includes:
a frame (1);
the fixing mechanism (2) is arranged below the rack (1) and used for fixing the outer cylinder (6) of the shock absorber;
the lifting mechanism (3) is arranged on the rack (1) above the fixing mechanism (2) and is used for driving the shock absorber piston rod (7) to ascend and descend in the vertical direction;
the limiting mechanism (4) is arranged on the lifting mechanism (3) and used for fixing the positioning pad (8);
the lifting mechanism (3) comprises a top plate (31) and a bottom plate (32) arranged below the top plate (31), the top plate (31) and the bottom plate (32) are connected through a guide post (33), the top plate (31) is connected to the rack (1), a first power mechanism (311) is arranged on the top plate (31), and the first power mechanism (311) can drive the thread positioning mechanism (5) to ascend and descend in the vertical direction.
2. The assembly mechanism for the positioning pad at the upper end of the piston rod of the shock absorber as claimed in claim 1, wherein a connecting plate (34) is further arranged between the top plate (31) and the bottom plate (32), the first power mechanism (311) is connected with the threaded positioning mechanism (5) through the connecting plate (34), the guide post (33) penetrates through the connecting plate (34), a corresponding guide sleeve (342) is arranged on the connecting plate (34), and the first power mechanism (311) can drive the connecting plate (34) and the threaded positioning mechanism (5) to synchronously lift in the vertical direction.
3. The assembling mechanism for the spacer at the upper end of the piston rod of the shock absorber according to claim 2, wherein the movable end of the first power mechanism (311) is connected with a flange (341), and the first power mechanism (311) is connected with the connecting plate (34) through the flange (341).
4. The assembling mechanism for a locating pad of an upper end of a piston rod of a shock absorber according to claim 3, wherein said first power mechanism (311) is a pneumatic cylinder.
5. The assembling mechanism for a shock absorber piston rod upper end positioning pad according to claim 1, wherein the guide post (33) is bolted to the bottom plate (32), and the distance between the top plate (31) and the bottom plate (32) is adjustable by a bolt (331).
6. The assembly mechanism for the positioning pad at the upper end of the piston rod of the shock absorber as claimed in claim 1, wherein the fixing mechanism (2) comprises a fixing frame (21), a positioning seat (211) is arranged on the fixing frame (21), a clamping groove (2101) matched with the outer cylinder (6) of the shock absorber is arranged on the positioning seat (211), the positioning seat (211) is connected with the fixing frame (21) through a second power mechanism (212), and the second power mechanism (212) can drive the outer cylinder (6) of the shock absorber to ascend and descend in the vertical direction;
a pressure plate (213) is arranged on the fixing frame (21) above the positioning seat (211), and a first limit groove (2103) is arranged on the pressure plate (213);
the diameter of the first limit groove (2103) is smaller than that of the outer cylinder (6) of the shock absorber and larger than that of the piston rod (7) of the shock absorber.
7. The assembly mechanism for a locating pad on the upper end of a shock absorber piston rod as claimed in claim 6 wherein the second power mechanism (212) is a pneumatic cylinder.
8. The assembling mechanism for the positioning pad at the upper end of the piston rod of the shock absorber as claimed in claim 1, wherein the limiting mechanism (4) comprises a third power mechanism (41) arranged on the bottom plate (32) and a limiting plate (42) connected with the third power mechanism (41), a second limiting groove (421) matched with the positioning pad (8) is arranged on the limiting plate (42), and the third power mechanism (41) can drive the limiting plate (42) to reciprocate in the horizontal direction.
9. The assembling mechanism for the upper end positioning pad of the piston rod of the shock absorber according to claim 8, wherein the bottom plate (32) is provided with two pressing blocks (321) spaced at a certain distance, the pressing blocks (321) are provided with sliding grooves (3201), the limiting plate (42) is arranged in the sliding grooves (3201), and the limiting plate (42) is movable in the sliding grooves (3201) through the third power mechanism (41).
10. The assembly mechanism for a shock absorber piston rod upper end retainer as recited in claim 9, wherein said third power mechanism (41) is a pneumatic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010413000.XA CN111546041A (en) | 2020-05-15 | 2020-05-15 | Assembling mechanism for positioning pad at upper end of piston rod of shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010413000.XA CN111546041A (en) | 2020-05-15 | 2020-05-15 | Assembling mechanism for positioning pad at upper end of piston rod of shock absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111546041A true CN111546041A (en) | 2020-08-18 |
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ID=71998739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010413000.XA Pending CN111546041A (en) | 2020-05-15 | 2020-05-15 | Assembling mechanism for positioning pad at upper end of piston rod of shock absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111546041A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113478207A (en) * | 2021-06-22 | 2021-10-08 | 江苏悦达专用车有限公司 | Shock absorber tool |
-
2020
- 2020-05-15 CN CN202010413000.XA patent/CN111546041A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113478207A (en) * | 2021-06-22 | 2021-10-08 | 江苏悦达专用车有限公司 | Shock absorber tool |
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