CN114453722A - Friction welding machine axis adjusting device, sliding table mechanism and friction welding machine - Google Patents
Friction welding machine axis adjusting device, sliding table mechanism and friction welding machine Download PDFInfo
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- CN114453722A CN114453722A CN202210236055.7A CN202210236055A CN114453722A CN 114453722 A CN114453722 A CN 114453722A CN 202210236055 A CN202210236055 A CN 202210236055A CN 114453722 A CN114453722 A CN 114453722A
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- tailstock
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- tensioning
- sliding table
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- 230000007246 mechanism Effects 0.000 title claims abstract description 67
- 238000003466 welding Methods 0.000 title claims abstract description 40
- 238000000034 method Methods 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010894 electron beam technology Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/12—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding
- B23K20/122—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding using a non-consumable tool, e.g. friction stir welding
- B23K20/1245—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding using a non-consumable tool, e.g. friction stir welding characterised by the apparatus
- B23K20/126—Workpiece support, i.e. backing or clamping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/26—Auxiliary equipment
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Abstract
The invention discloses an axis adjusting device of a friction welding machine, which comprises a plurality of tensioning mechanisms and a plurality of adjusting mechanisms, wherein the tensioning mechanisms are arranged on one side of a sliding table far away from a tailstock integrated body, the tailstock integrated body is used for installing a tailstock workpiece, and each tensioning mechanism can drive the tailstock integrated body to move towards the direction close to the sliding table so as to limit the axial and radial movement of the tailstock integrated body; each adjusting mechanism is fixedly arranged on the sliding table, the adjusting mechanisms are distributed around the tailstock integrated body, and when the tailstock integrated body is in a position adjustable state, the radial position of the tailstock integrated body can be adjusted and locked through the adjusting mechanisms; the invention also provides a sliding table mechanism which comprises a tailstock integrated body, a sliding table and a friction welding machine axis adjusting device; the invention also provides a friction welding machine which comprises the sliding table mechanism. The friction welding machine axis adjusting device, the sliding table and the friction welding machine axis adjusting process are time-saving and labor-saving.
Description
Technical Field
The invention relates to the technical field of friction welding, in particular to an axis adjusting device of a friction welding machine, a sliding table mechanism and the friction welding machine.
Background
The compressor is an important component of an aircraft engine and is a mechanical device which transmits mechanical energy to gas to complete the compression of a gas medium in the thermodynamic cycle of the engine, so as to improve the gas pressure. The compressor disk is used as an important component of the compressor, the traditional connection between all the stages of disks is a mechanical bolt connection mode and an electron beam welding mode, but the mechanical connection causes the thickness of the compressor disk, the quality is higher, the whole weight of an engine is increased, the improvement of thrust-weight ratio and the performance of the aero-engine are not facilitated, the electron beam welding method has higher heat input, larger welding deformation, higher residual stress after welding, large welding difficulty of dissimilar materials, difficulty in completely meeting the manufacturing requirement of the design of the compressor disk of the aero-engine, the improvement of the overall performance of the aero-engine is seriously restricted, the welding requirement of workpieces can be met by adopting friction welding, the friction welding device in the prior art cannot adjust the positions of a tailstock axis and a fixture axis from the completion of production and manufacturing, so the problem of poor axis precision of workpieces with special welding requirements often occurs, resulting in a workpiece that does not meet the welding requirements.
Disclosure of Invention
The invention aims to provide an axis adjusting device of a friction welding machine, a sliding table mechanism and the friction welding machine, which are used for solving the problems in the prior art and can be used for adjusting the axis position of a tailstock workpiece.
In order to achieve the purpose, the invention provides the following scheme:
the invention provides an axis adjusting device of a friction welding machine, which comprises a plurality of tensioning mechanisms and a plurality of adjusting mechanisms, wherein the tensioning mechanisms are arranged on one side of a sliding table, which is far away from a tailstock integrated body, the tailstock integrated body is used for installing a tailstock workpiece, each tensioning mechanism can drive the tailstock integrated body to move towards the direction close to the sliding table so as to limit the axial and radial movement of the tailstock integrated body, and the tailstock integrated body can be in a position-adjustable state by moving towards the direction far away from the sliding table; each guiding mechanism all is used for fixed setting on the slip table, it is a plurality of guiding mechanism centers on tailstock integrated body distributes, when tailstock integrated body is in the position adjustable state, through a plurality of guiding mechanism can be right the radial position of tailstock integrated body is adjusted and is locked its radial position.
Preferably, each of the adjusting mechanisms includes a first driving device and a first adjusting structure, the first driving device is in transmission connection with the first adjusting structure, a plurality of second adjusting structures are correspondingly disposed on the tailstock integrated body, the first driving device can drive the first adjusting structure to move, one of the first adjusting structures can drive one of the second adjusting structures to move, so that the position of the tailstock integrated body is changed, and the radial position of the tailstock integrated body can be locked by matching each of the first adjusting structures with each of the second adjusting structures.
Preferably, the first adjusting structure is an adjusting wedge fixedly connected to the output end of the first driving device, the second adjusting structure is a fixed wedge distributed around the tailstock integrated body, a sliding surface of each adjusting wedge is attached to a sliding surface of one fixed wedge correspondingly arranged to the adjusting wedge, the sliding surface of each adjusting wedge forms an angle with the self-movement direction, and the first driving device can drive the adjusting wedge to move, so that the position of the tailstock integrated body is changed.
Preferably, the first driving device comprises a servo motor, a screw rod and a nut, the screw rod is in transmission connection with the output shaft of the servo motor, the screw rod is in threaded connection with the nut, the nut is fixedly connected with the adjusting wedge block, and the adjusting wedge block can move along with the screw rod along the extension direction of the screw rod by the servo motor driving the screw rod to rotate.
Preferably, the first driving device is a cylinder.
Preferably, the tensioning mechanism comprises a second driving device and a tensioning rod, the tensioning rod can sequentially penetrate through the sliding table and the tailstock integrated body, one end, far away from the tailstock integrated body, of the tensioning rod is in transmission connection with the second driving device, the other end of the tensioning rod is provided with a first limiting portion, the second driving device can drive the tensioning rod to move towards the direction far away from the tailstock integrated body, and the first limiting portion is matched with the sliding table to limit axial and radial movement of the tailstock integrated body.
Preferably, the second driving device is a tensioning cylinder, a tensioning wedge block is fixedly arranged on a piston rod of the tensioning cylinder, a through hole is formed in the tensioning rod, the tensioning wedge block can extend into the through hole, the inner wall of the through hole, which is far away from one side of the tailstock integrated body, can be attached to the sliding surface of the tensioning wedge block, and the tensioning cylinder drives the tensioning wedge block to move and enables the tensioning wedge block to act on the tensioning rod, so that the tensioning rod can move towards the direction far away from the tailstock integrated body.
The invention also provides a sliding table mechanism which comprises the tailstock integrated body, the sliding table and the friction welding axis adjusting device, wherein the tailstock integrated body is fixedly arranged on the sliding table.
The invention also discloses a friction welding machine which comprises the sliding table mechanism.
Compared with the prior art, the invention has the following technical effects:
according to the friction welding machine axis adjusting device, the sliding table mechanism and the friction welding machine, when the tailstock integrated body is in a position adjustable state, the radial position of the tailstock integrated body can be adjusted and locked through the plurality of adjusting mechanisms, and after the radial position of the tailstock integrated body is adjusted, the tensioning mechanism can drive the tailstock integrated body to move towards the direction close to the sliding table so as to limit the axial movement of the tailstock integrated body, so that the axis adjusting process of a tailstock workpiece is completed. Therefore, the axis adjusting device of the friction welding machine, the sliding table mechanism and the friction welding machine provided by the invention can adjust the axis position of the tailstock workpiece.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a front view of an axial center adjusting device of a friction welding machine provided in the first embodiment;
FIG. 2 is a rear view of the axial center adjusting device of the friction welding machine provided in the first embodiment;
fig. 3 is a sectional view of a slide table mechanism provided in the first embodiment;
FIG. 4 is a schematic view of a portion of an adjustment mechanism according to one embodiment;
FIG. 5 is a partial schematic structural view of a tensioning mechanism provided in the first embodiment;
in the figure: 100-a slide table mechanism; 1-tailstock integration; 11-fixing the wedge block; 2-an adjusting mechanism; 21-a first drive; 211-a servo motor; 212-a screw rod; 213-a nut; 22-adjusting the wedge block; 3-a tensioning mechanism; 31-a second drive; 32-a tension bar; 321-a first limiting part; 33-tensioning the wedge.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide an axis adjusting device of a friction welding machine, a sliding table mechanism and the friction welding machine, which are used for solving the problems in the prior art and can be used for adjusting the axis position of a tailstock workpiece.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Example one
The present embodiment provides an axis adjusting device for a friction welding machine, as shown in fig. 1, in the present embodiment, the axis adjusting device includes a plurality of tensioning mechanisms 3 and a plurality of adjusting mechanisms 2, the tensioning mechanisms 3 are configured to be disposed on one side of a sliding table away from a tailstock integrated body 1, the tailstock integrated body 1 is configured to mount a tailstock workpiece, each tensioning mechanism 3 can drive the tailstock integrated body 1 to move towards a direction close to the sliding table to limit axial and radial movements of the tailstock integrated body 1, and the movement of the tailstock integrated body 1 towards a direction away from the sliding table can enable the tailstock integrated body to be in a position adjustable state; each guiding mechanism 2 all is used for fixed setting on the slip table, and a plurality of guiding mechanisms 2 distribute around tailstock integrated body 1, and when tailstock integrated body 1 was in the position adjustable state, can adjust the radial position of tailstock integrated body 1 and lock its radial position through a plurality of guiding mechanisms 2.
When the tailstock integrated body 1 is in a position adjustable state, the radial position of the tailstock integrated body 1 can be adjusted and locked through the plurality of adjusting mechanisms 2, and after the radial position of the tailstock integrated body 1 is adjusted, the tensioning mechanism 2 can drive the tailstock integrated body 1 to move towards the direction close to the sliding table so as to limit the axial movement of the tailstock integrated body 1, so that the axis adjusting process of a tailstock workpiece is completed.
Each adjusting mechanism 2 comprises a first driving device 21 and a first adjusting structure, the first driving device 21 is in transmission connection with the first adjusting structure, a plurality of second adjusting structures are correspondingly arranged on the tailstock integrated body 1, the first driving device 21 can drive the first adjusting structure to move, one first adjusting structure can drive one second adjusting structure to move, and therefore the position of the tailstock integrated body 1 is changed, and the tailstock integrated body 1 can be locked by matching of each first adjusting structure and each second adjusting structure.
The first adjusting structure is an adjusting wedge 22 fixedly connected with the output end of the first driving device 21, the second adjusting structure is a fixed wedge 11 distributed around the tailstock integrated body 1, the sliding surface of each adjusting wedge 22 is attached to the sliding surface of one fixed wedge 11 correspondingly arranged with the adjusting wedge, the sliding surface of each adjusting wedge 22 forms an angle with the self-moving direction, the first driving device 21 can drive the adjusting wedge 22 to move, so that the position of the tailstock integrated body 1 is changed, the adjusting mechanisms 2 are preferably four, and are respectively arranged at the left lower part, the right lower part, the left upper part and the right upper part of the tailstock integrated body 1, the tailstock integrated body 1 can move along all directions in the radial direction by adjusting the adjusting mechanisms 2 at the left lower part and/or the right lower part, the first driving device can be electrically connected with a control system, the feeding amount of the first driving device is controlled by the parameters set by the control system, thereby can realize carrying out accurate regulation to the position of tailstock integrated body, adjust the precision height, can guarantee the postweld precision of work piece, the guiding mechanism 2 that is located tailstock integrated body 1 upper left side and upper right side is used for cooperateing with the guiding mechanism 2 that is located tailstock integrated body 1 left side below and lower right side in order to press from both sides tight tailstock integrated body 1.
The first driving device 21 of the adjusting mechanism 2 located at the lower left and lower right of the tailstock integrated body 1 comprises a servo motor 211, a screw rod 212 and a nut 213, the screw rod 212 is in transmission connection with an output shaft of the servo motor 211, the screw rod 212 is in threaded connection with the nut 213, the nut 213 is fixedly connected with the adjusting wedge 22, and the adjusting wedge 22 can move along with the nut 213 along the extending direction of the screw rod 212 by driving the screw rod 212 to rotate through the servo motor 211.
The first driving devices 21 of the adjusting mechanisms 2 positioned at the upper left and upper right of the tailstock integrated body 1 can be selected from oil cylinders.
The tensioning mechanism 3 comprises a second driving device 31 and a tensioning rod 32, the tensioning rod 32 can sequentially penetrate through the sliding table and the tailstock integrated body 1, one end, far away from the tailstock integrated body 1, of the tensioning rod 32 is in transmission connection with the second driving device 31, the other end of the tensioning rod 32 is provided with a first limiting portion 321, the second driving device 31 can drive the tensioning rod 32 to move towards the direction far away from the tailstock integrated body 1, and the first limiting portion 321 is matched with the sliding table to limit axial movement and radial movement of the tailstock integrated body 1.
The second driving device 31 is a tensioning cylinder, a tensioning wedge 33 is fixedly arranged on a piston rod of the tensioning cylinder, a through hole is formed in the tensioning rod 32, the tensioning wedge 33 can extend into the through hole, the inner wall of one side, far away from the tailstock integrated body 1, of the through hole can be attached to the sliding surface of the tensioning wedge 33, the tensioning wedge 33 is driven by the tensioning cylinder to move along with the piston rod to enable the tensioning wedge 33 to act on the tensioning rod 32, and the tensioning rod 32 can move towards the direction far away from the tailstock integrated body.
Example two
The embodiment provides a sliding table mechanism 100, which comprises a tailstock integrated body, a sliding table and a friction welder axis adjusting device in the first embodiment, wherein the tailstock integrated body is fixedly arranged on the sliding table.
When the tailstock integrated body 1 is in a position adjustable state, the radial position of the tailstock integrated body 1 can be adjusted and locked through the plurality of adjusting mechanisms 2, and after the radial position of the tailstock integrated body 1 is adjusted, the tensioning mechanism 2 can drive the tailstock integrated body 1 to move towards the direction close to the sliding table so as to limit the axial movement of the tailstock integrated body 1, so that the axis adjusting process of a tailstock workpiece is completed.
EXAMPLE III
A friction welding machine of this embodiment includes the slide table mechanism 100 of the second embodiment.
When the tailstock integrated body 1 is in a position adjustable state, the radial position of the tailstock integrated body 1 can be adjusted and locked through the plurality of adjusting mechanisms 2, and after the radial position of the tailstock integrated body 1 is adjusted, the tensioning mechanism 2 can drive the tailstock integrated body 1 to move towards the direction close to the sliding table so as to limit the axial movement of the tailstock integrated body 1, so that the axis adjusting process of a tailstock workpiece is completed.
The principle and the implementation mode of the invention are explained by applying a specific example, and the description of the embodiment is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (9)
1. The utility model provides a friction welding machine axle center adjusting device which characterized in that: the method comprises the following steps:
the tensioning mechanisms are arranged on one side, away from the tailstock integrated body, of the sliding table, the tailstock integrated body is used for mounting a tailstock workpiece, each tensioning mechanism can drive the tailstock integrated body to move towards the direction close to the sliding table so as to limit the axial and radial movement of the tailstock integrated body, and the tailstock integrated body can be in a position-adjustable state when moving towards the direction away from the sliding table;
and the adjusting mechanisms are fixedly arranged on the sliding table, the adjusting mechanisms are distributed around the tailstock integrated body, and when the tailstock integrated body is in a position adjustable state, the radial position of the tailstock integrated body can be adjusted and locked through the adjusting mechanisms.
2. The axial center adjusting device of a friction welder as defined in claim 1, wherein: each adjusting mechanism comprises a first driving device and a first adjusting structure, the first driving device is in transmission connection with the first adjusting structure, a plurality of second adjusting structures are correspondingly arranged on the tailstock integrated body, the first driving device can drive the first adjusting structures to move, one first adjusting structure can drive one second adjusting structure to move, so that the position of the tailstock integrated body is changed, and the radial position of the tailstock integrated body can be locked by matching the first adjusting structures with the second adjusting structures.
3. The axial center adjusting device of a friction welder as recited in claim 2, characterized in that: the first adjusting structure is an adjusting wedge fixedly connected with the output end of the first driving device, the second adjusting structure is a fixed wedge distributed around the tailstock integrated body, the sliding surface of each adjusting wedge is attached to the sliding surface of one fixed wedge correspondingly arranged with the adjusting wedge, the sliding surface of each adjusting wedge forms an angle with the self movement direction, and the first driving device can drive the adjusting wedge to move, so that the position of the tailstock integrated body is changed.
4. The axial center adjusting device of a friction welder as defined in claim 3, wherein: the first driving device comprises a servo motor, a screw rod and a nut, the screw rod is in transmission connection with an output shaft of the servo motor, the screw rod is in threaded connection with the nut, the nut is fixedly connected with the adjusting wedge block, and the adjusting wedge block can move along with the nut along the extension direction of the screw rod by the servo motor driving the screw rod to rotate.
5. The axial center adjusting device of a friction welder as defined in claim 3, wherein: the first driving device is an oil cylinder.
6. The axial center adjusting device of a friction welder as defined in claim 1, wherein: the tensioning mechanism comprises a second driving device and a tensioning rod, the tensioning rod can sequentially penetrate through the sliding table and the tailstock integrated body, one end, far away from the tailstock integrated body, of the tensioning rod is in transmission connection with the second driving device, the other end of the tensioning rod is provided with a first limiting portion, the second driving device can drive the tensioning rod to move in the direction far away from the tailstock integrated body, and the tensioning rod is matched with the sliding table through the first limiting portion to limit axial and radial movement of the tailstock integrated body.
7. The axial center adjusting device of a friction welder as defined in claim 6, wherein: the second driving device is a tensioning oil cylinder, a tensioning wedge block is fixedly arranged on a piston rod of the tensioning oil cylinder, a through hole is formed in the tensioning rod, the tensioning wedge block can extend into the through hole, the inner wall, far away from one side of the tailstock integrated body, of the through hole can be attached to the sliding surface of the tensioning wedge block, the tensioning oil cylinder drives the tensioning wedge block to move, the tensioning wedge block acts on the tensioning rod, and the tensioning rod can move towards the direction far away from the tailstock integrated body.
8. A slip table mechanism which characterized in that: the axis adjusting device of the friction welding machine comprises the tailstock integrated body, the sliding table and the axis adjusting device of the friction welding machine as claimed in any one of claims 1 to 7, wherein the tailstock integrated body is fixedly arranged on the sliding table.
9. A friction welder, characterized by: comprising the slide mechanism of claim 8.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210236055.7A CN114453722B (en) | 2022-03-11 | 2022-03-11 | Friction welding machine axle center adjusting device, slip table mechanism and friction welding machine |
| NL2033234A NL2033234B1 (en) | 2022-03-11 | 2022-10-05 | Friction welding machine axial center adjusting device, sliding table mechanism and friction welding machine |
| PCT/CN2022/129109 WO2023168958A1 (en) | 2022-03-11 | 2022-11-02 | Axis adjusting device of friction welding machine, slide mechanism, and friction welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210236055.7A CN114453722B (en) | 2022-03-11 | 2022-03-11 | Friction welding machine axle center adjusting device, slip table mechanism and friction welding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114453722A true CN114453722A (en) | 2022-05-10 |
| CN114453722B CN114453722B (en) | 2024-09-13 |
Family
ID=81417377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210236055.7A Active CN114453722B (en) | 2022-03-11 | 2022-03-11 | Friction welding machine axle center adjusting device, slip table mechanism and friction welding machine |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN114453722B (en) |
| NL (1) | NL2033234B1 (en) |
| WO (1) | WO2023168958A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023168958A1 (en) * | 2022-03-11 | 2023-09-14 | 哈尔滨焊接研究院有限公司 | Axis adjusting device of friction welding machine, slide mechanism, and friction welding machine |
| CN117548809A (en) * | 2024-01-09 | 2024-02-13 | 国焊(上海)智能科技有限公司 | Part clamping device for friction welding |
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2022
- 2022-03-11 CN CN202210236055.7A patent/CN114453722B/en active Active
- 2022-10-05 NL NL2033234A patent/NL2033234B1/en active
- 2022-11-02 WO PCT/CN2022/129109 patent/WO2023168958A1/en unknown
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| CN212384912U (en) * | 2020-04-30 | 2021-01-22 | 津上精密机床（浙江）有限公司 | Collet chuck type tailstock of refitted friction welding machine |
| CN215824517U (en) * | 2021-05-28 | 2022-02-15 | 哈尔滨焊接研究院有限公司 | Double-cylinder continuous driving friction welding machine |
| CN113770506A (en) * | 2021-09-24 | 2021-12-10 | 长春数控机床有限公司 | Adjustable movable clamp for welding typical parts of aero-engine and inertia friction welding machine |
| CN217775873U (en) * | 2022-03-11 | 2022-11-11 | 哈尔滨焊接研究院有限公司 | Axis adjusting device, sliding table mechanism and friction welding machine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023168958A1 (en) * | 2022-03-11 | 2023-09-14 | 哈尔滨焊接研究院有限公司 | Axis adjusting device of friction welding machine, slide mechanism, and friction welding machine |
| CN117548809A (en) * | 2024-01-09 | 2024-02-13 | 国焊(上海)智能科技有限公司 | Part clamping device for friction welding |
| CN117548809B (en) * | 2024-01-09 | 2024-03-19 | 国焊(上海)智能科技有限公司 | Part clamping device for friction welding |
Also Published As
| Publication number | Publication date |
|---|---|
| NL2033234B1 (en) | 2023-09-18 |
| CN114453722B (en) | 2024-09-13 |
| WO2023168958A1 (en) | 2023-09-14 |
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