CN118577989B - A high-efficiency welding device for automobile swing arm and welding process thereof - Google Patents
A high-efficiency welding device for automobile swing arm and welding process thereof Download PDFInfo
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- CN118577989B CN118577989B CN202411068666.0A CN202411068666A CN118577989B CN 118577989 B CN118577989 B CN 118577989B CN 202411068666 A CN202411068666 A CN 202411068666A CN 118577989 B CN118577989 B CN 118577989B
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- welding
- swing arm
- fan
- filter box
- automobile swing
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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
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
-
- 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
- B23K37/00—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
-
- 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
- B23K37/00—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
- B23K37/04—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
- B23K37/047—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention discloses an efficient welding device for an automobile swing arm and a welding process thereof, wherein the efficient welding device comprises a rack; the machine frame is provided with a supporting plate, a first fan is arranged below the supporting plate, the output end of the first fan is connected with a filter box through a second pipeline, the filter box is arranged on the machine frame, and an insulating layer is arranged inside the filter box; install the second fan under the backup pad, the second fan output is connected with the gas storage bag through the fourth pipeline, the gas storage bag sets up inside the welding bench, welding bench surface mounting has the contact plate. This high-efficient welding set of car swing arm and welding process thereof carries the rose box inside with welding bench welded hot air through the cover that induced drafts, with hot air output to welding bench inside, the inside contact plate temperature of welding bench risees, makes things convenient for the temperature of car swing arm welded part to rise to heat, has reduced because the inhomogeneous problem that leads to welding efficiency to reduce of whole temperature.
Description
Technical Field
The invention relates to the technical field related to automobile swing arm welding, in particular to an efficient welding device and a welding process for an automobile swing arm.
Background
The automobile swing arm is a guide and support of a suspension, and welding operation is needed in the production process of the automobile swing arm, but the existing automobile swing arm high-efficiency welding device and the welding process thereof have certain defects, such as;
In the use process, the integral welding efficiency is lower, so that the integral welding duration is longer, the welding quality of the swing arm of the automobile is easy to be low, the stability of the swing arm of the automobile installed on the automobile in the later period is poor, and potential safety hazards are easy to generate;
In order to overcome the defects, in the prior art 1 (Chinese patent with the application number of CN201610618254.9 and the application date of 2016-08-01), a welding device of an automobile swing arm welding assembly and a swing arm welding forming method thereof are disclosed, wherein a large shaft sleeve is inserted into a blind hole at the top of a third support, then the swing arm is placed on a fixture device, the front part, the middle part and the rear part of the swing arm are respectively supported on a support rod, a second support and the third support, a through hole at the rear part of the swing arm is matched with the large shaft sleeve, and the swing arm assembly is placed on each fixture device by analogy; argon is introduced into the gas sleeve, and the welding gun is electrified; the travel rod of the air cylinder drives the frame to move downwards, the pressing block at the bottom end of the hollow shaft is propped against the top of the large shaft sleeve, the large shaft sleeve is positioned, the large shaft sleeve and the swing arm are kept relatively fixed, at the moment, the welding nozzle of the welding gun is aligned to the circular gap where the large shaft sleeve and the swing arm are combined, and the air outlet of the hard air pipe is aligned to the welding nozzle of the welding gun; starting a motor, wherein the motor drives a gear mechanism so as to drive a hollow shaft to rotate, and a welding nozzle and an air outlet of a hard air pipe rotate along a circular gap track, so that an argon arc welding process is realized for a large-shaft sleeve and a swing arm; after one workpiece is welded, the gear motor is started to drive the index plate so as to drive the rotary table to rotate by a certain angle, and finally the next workpiece is rotated below the welding device to finish the same welding process, so that a plurality of welding devices can synchronously weld a plurality of workpieces, and the working efficiency is greatly improved;
In the prior art 2 (Chinese patent with application number of CN202311857520.X and application date of 2023-12-29), a clamping mechanism is arranged to clamp and fix three ends of an automobile swing arm simultaneously, so that the swing of the automobile swing arm in the welding process is reduced, the welding efficiency of the automobile swing arm is improved to a certain extent, an adjusting mechanism is arranged to realize the vertical up-and-down movement of a working circular plate, a worker is helped to use the device to weld the clamped and fixed automobile swing arm, a transmission mechanism is arranged to realize the horizontal movement of a bottom plate, the welding mechanism is indirectly driven to move in the same direction through an internal component of the transmission mechanism, the flexibility of the device is improved, a driving mechanism is arranged, the position of the welding mechanism in the other horizontal direction is adjusted according to the specific position of the automobile swing arm, and the flexibility of the device is increased again;
And the prior art 3 (China patent with the application number of CN202311652944.2 and the application date of 2023-12-05) is an automobile swing arm welding tool, by arranging the telescopic component, the distance between the clamping head and the clamping sleeve can be adjusted after the position of the clamping head is accurately good, the clamping head and the clamping sleeve can be conveniently clamped on the swing arm, and the clamping sleeve can be adjusted according to swing arms with different sizes, so that the flexibility of the invention is improved, an operator can adjust the telescopic component without changing the whole clamp, so that the adjustment flow of the clamp is simplified, the work efficiency is improved, and the downtime in the adjustment process is reduced; through the suppression subassembly, can synchronous drive clamping head and centre gripping sleeve carry out the centre gripping to the swing arm, and when accomplishing the swing arm welding, can drive whole clamping head and centre gripping sleeve and relax the swing arm in step through releasing the inside spring of spacing spring beam, can improve the welding efficiency to the swing arm.
In the prior art, although the whole welding efficiency can be improved, in the working process, the plurality of welding devices increase the complexity of debugging and maintenance and the cost of installation and design, the clamping mechanism is adjusted to require extra time, the whole welding time is increased, in the welding process, the temperature of the welding part is higher, and due to the non-uniformity of heat conduction, the surrounding materials are easy to deform, crack and even the welding failure, so that the quality and the stability of the welding seam are influenced.
Aiming at the problems, innovative design is urgently needed on the basis of the original automobile swing arm efficient welding device and welding process, so that the automobile swing arm efficient welding device and the welding process can be well solved.
Disclosure of Invention
The invention aims to provide an efficient welding device for an automobile swing arm and a welding process thereof, which are used for solving the problems that a plurality of welding devices in the current market provided by the background technology increase the complexity of debugging and maintenance, increase the cost of installation and design, require additional time for adjusting a clamping mechanism, increase the whole welding time, have higher temperature at a welding position in the welding process, and easily cause deformation, crack and even welding failure of surrounding materials due to non-uniformity of heat conduction, thereby influencing the quality and stability of a welding seam.
In order to achieve the above purpose, the present invention provides the following technical solutions: an efficient welding device for an automobile swing arm and a welding process thereof comprise a frame;
The welding device comprises a rack, a support plate, a first fan, a suction hood, a filter box, a heat preservation layer and a heat insulation layer, wherein the welding part is arranged on the rack, the support plate is arranged on the rack, the first fan is arranged under the support plate, the input end of the first fan is connected with the suction hood through a first pipeline, the output end of the first fan is connected with the filter box through a second pipeline, the filter box is arranged on the rack, and the heat preservation layer is arranged inside the filter box to store hot air generated by welding;
the filter box internally mounted has the filter, install the second fan under the backup pad, the second fan input connects at the filter box side through the third pipeline, the second fan output is connected with the gas storage bag through the fourth pipeline, the gas storage bag sets up inside the welding bench, the welding bench sets up in the backup pad, welding bench surface mounting has the contact plate, contacts car swing arm welded part and contact plate.
Preferably, the welding table is internally and penetratingly connected with a rotating shaft, a sensor is arranged on the welding table, a limiting seat is arranged on the supporting plate, and a double-shaft motor is arranged on the supporting plate.
Preferably, the first output end of the double-shaft motor is connected with a clamping assembly, and the clamping assembly comprises a positive and negative screw rod connected to the first output end of the double-shaft motor.
Preferably, the positive and negative screw rod outside cover is equipped with the movable block, and the movable block is the symmetry setting, inside through connection of movable block has the guide bar, be connected with the grip block through telescopic cylinder on the movable block.
Preferably, a driving motor is installed on the limiting seat, and the output end of the driving motor is connected to the end part of the rotating shaft.
Preferably, an expansion piece is arranged on the outer side of the rotating shaft, and a transfusion tube is arranged in the rotating shaft.
Preferably, the end part of the infusion tube is connected inside the sleeve, the sleeve is arranged at the side end of the rotating shaft, the inside of the sleeve is connected with the moving rod, and the end part of the moving rod is provided with the magnetic block.
Preferably, the second output end of the double-shaft motor is connected with a rotating rod through a driving piece, the rotating rod is connected inside the filter box in a penetrating way, a cleaning brush is installed on the outer side of the rotating rod, and the cleaning brush is attached to and contacted with the surface of the filter plate.
An efficient welding process for an automobile swing arm comprises the following steps:
S1: preparation:
Preparing a welding area and a welding part on a welding machine, and cleaning the surface of an automobile swing arm;
s2: welding operation:
Limiting and fixing the automobile swing arm, determining the welding position of the automobile swing arm, starting welding, ensuring that a welding head is correctly aligned with a welding joint of the swing arm, controlling the welding speed and the movement path of the welding head, and ensuring the continuity and consistency of welding;
s3: post-welding treatment:
removing welding slag on the welding table to improve the durability and appearance of the welded joint;
S4: recording and reporting:
key parameters and operating steps in the welding process, and the results of the quality inspection are recorded.
Compared with the prior art, the invention has the beneficial effects that: this high-efficient welding set of car swing arm and welding process thereof carries the welded hot air to the rose box inside on with the welding bench through the cover that induced drafts, with hot air output to the welding bench inside, the inside contact plate temperature of welding bench risees, makes things convenient for the temperature of car swing arm welded part to rise, has reduced because the inhomogeneous problem that leads to welding efficiency to reduce of whole temperature, its concrete content is as follows:
The hot air welded on the welding table is conveyed, and the cleaned hot air is conveyed into the air storage bag of the welding table, so that the temperature of a contact plate on the welding table is increased, the temperature of an automobile swing arm is increased, and the problem of welding efficiency reduction caused by non-uniform overall temperature is solved;
The welding piece is used for moving the position on the frame, so that the air suction cover can be conveniently moved to the side end of the welding table, the air suction operation can be conveniently carried out in the later stage, the whole operation is simple, the time of complex design and debugging is reduced, and the efficient welding operation can be conveniently carried out;
the liquid is led into the expansion piece, so that the expansion piece expands, and the liquid is led into the sleeve through the infusion tube, so that the magnet and the inside of the automobile swing arm hole are subjected to magnetic attraction operation, and the problem of welding time reduction caused by the need of adjusting the clamping mechanism is solved;
The front screw and the back screw of the clamping assembly rotate, so that the moving block moves through the cooperation of the guide rod, and the clamping plate is used for stably fixing the automobile swing arm on the welding table, so that the moving problem caused by vibration in the later welding process is reduced;
The second output end of the double-shaft motor drives the rotating rod to rotate through the driving piece, so that dust on the surface of the filter plate is cleaned by the cleaning brush at the end part of the rotating rod conveniently, and the problem that more driving structures are required to be arranged for operation, so that the cost is increased is solved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the welding structure of the present invention;
FIG. 3 is a schematic view of the internal structure of the filter box of the present invention;
FIG. 4 is a schematic diagram of a connection structure between a fourth pipeline and a gas storage bag according to the present invention;
FIG. 5 is a schematic view of the surface structure of a soldering station according to the present invention;
FIG. 6 is a schematic diagram of the connection structure of the telescopic cylinder and the clamping plate according to the present invention;
FIG. 7 is a schematic view of the structure of the clamping plate of the present invention in use;
FIG. 8 is a schematic view of the connection structure of the expansion member and the rotating shaft of the present invention;
FIG. 9 is an enlarged schematic view of the structure of FIG. 3A according to the present invention;
Fig. 10 is an enlarged view of the structure of fig. 3B according to the present invention.
In the figure: 1. a frame; 2. a welding member; 3. a support plate; 4. a first fan; 5. a first pipe; 6. an air suction cover; 7. a second pipe; 8. a filter box; 9. a heat preservation layer; 10. a filter plate; 11. a second fan; 12. a third conduit; 13. a fourth conduit; 14. a welding table; 15. an air storage bag; 16. a contact plate; 17. a rotating shaft; 18. a sensor; 19. a limit seat; 20. a biaxial motor; 21. a positive and negative screw; 22. a guide rod; 23. a moving block; 24. a telescopic cylinder; 25. a clamping plate; 26. a driving motor; 27. an expansion member; 28. a sleeve; 29. a moving rod; 30. a magnetic block; 31. an infusion tube; 32. a driving member; 33. a rotating lever; 34. a cleaning brush.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one: in this embodiment, in order to increase the efficiency of integral welding, the temperature of the swing arm of the automobile is increased by the contact plate 16, the problem of reduced welding efficiency caused by uneven overall temperature is reduced, as shown in the technical scheme of fig. 1-5, the provided frame 1, the welding part 2 is arranged on the frame 1, the support plate 3 is arranged on the frame 1, the first fan 4 is arranged under the support plate 3, the input end of the first fan 4 is connected with the suction hood 6 through the first pipeline 5, the output end of the first fan 4 is connected with the filter box 8 through the second pipeline 7, the filter box 8 is arranged on the frame 1, the heat insulation layer 9 is arranged inside the filter box 8, the hot air generated by welding is stored for use, the filter plate 10 is internally installed in the filter box 8, the second fan 11 is arranged under the support plate 3, the input end of the second fan 11 is connected with the side end of the filter box 8 through the third pipeline 12, the output end of the second fan 11 is connected with an air storage bag 15 through a fourth pipeline 13, the air storage bag 15 is arranged in a welding table 14, the welding table 14 is arranged on a supporting plate 3, a contact plate 16 is arranged on the surface of the welding table 14, the welding position of an automobile swing arm is contacted with the contact plate 16, holes on the automobile swing arm are placed on the welding table 14 through a rotating shaft 17, at the moment, the position of the automobile swing arm which is required to be welded is contacted with the contact plate 16, a welding piece 2 is used on a frame 1 to move the position, so that an air suction cover 6 is convenient to move to the side end of the welding table 14, the whole operation is simple, the time of complex design and debugging is reduced, the efficient welding operation is convenient, a first fan 4 under the supporting plate 3 is started, hot air welded on the welding table 14 is conveyed through the cooperation of the first pipeline 5 and the air suction cover 6, at this moment, the dust particles generated by hot air carrying welding are transmitted to the inside of the filter box 8 through the second pipeline 7, and as the heat preservation layer 9 is arranged in the filter box 8, the temperature of the hot air is slowly dissipated, the problem of resource waste caused by the fact that the hot air is not processed is solved, the hot air containing the dust particles is filtered through the filter plate 10, so that the air becomes clean, the second fan 11 is opened, the cooperation of the third pipeline 12 and the fourth pipeline 13 is used, the cleaned hot air is conveyed to the inside of the air storage bag 15 of the welding table 14, the temperature of the contact plate 16 on the welding table 14 is increased, and the temperature of the contact plate 16 is conveniently increased due to different materials of the welding table 14 and the contact plate 16.
Embodiment two: in this embodiment, in order to improve the efficiency of the overall limit, the expansion member 27 is provided for use, in order to reduce the problem of the reduction of welding time caused by the need to adjust the clamping mechanism, as shown in fig. 5,8 and 9, the rotating shaft 17 is connected inside the welding table 14 in a penetrating manner, the sensor 18 is mounted on the welding table 14, the limit seat 19 is mounted on the support plate 3, the biaxial motor 20 is provided on the support plate 3, the driving motor 26 is mounted on the limit seat 19, the output end of the driving motor 26 is connected to the end of the rotating shaft 17, the expansion member 27 is mounted outside the rotating shaft 17, the infusion tube 31 is mounted inside the rotating shaft 17, the end of the infusion tube 31 is connected to the inside of the sleeve 28, the sleeve 28 is mounted at the side end of the rotating shaft 17, the inside of the sleeve 28 is connected with the moving rod 29, the magnetic block 30 is mounted at the end of the moving rod 29, the liquid is introduced into the inside the expansion member 27, so that the expansion member 27 expands, the hole of the automobile swing arm is filled conveniently by the expansion piece 27, the automobile swing arm is conveniently limited, the integral limiting efficiency is improved, the problem that the welding time caused by adjusting the clamping mechanism is reduced is solved, liquid is led into the sleeve 28 through the infusion tube 31, the liquid pushes the moving rod 29 in the sleeve 28 to the outside, the magnet 30 at the end part of the moving rod 29 is conveniently moved, the magnet 30 and the inside of the automobile swing arm hole are magnetically attracted, the automobile swing arm is stably contacted with the expansion piece 27, the driving motor 26 on the limiting seat 19 is opened, the driving motor 26 drives the rotating shaft 17 to rotate, the sensor 18 is used for detecting the distance, the automobile swing arm is stably placed on the welding table 14, the efficient welding operation is conveniently carried out in the later period, the automobile swing arms with different sizes are conveniently limited and fixed, so that the overall practicability is greatly improved.
Embodiment III: in the present embodiment, in order to reduce the overall driving cost, the dual-shaft motor 20 is used, and in order to reduce the problem of cost increase caused by the need to provide more driving structures for operation, as shown in fig. 6, 7 and 10, the following is disclosed: the first output of biax motor 20 is connected with clamping assembly, clamping assembly is including connecting the positive and negative screw rod 21 at the first output of biax motor 20, positive and negative screw rod 21 outside cover is equipped with movable block 23, and movable block 23 is the symmetry setting, the inside through-connection of movable block 23 has guide bar 22, be connected with grip block 25 on the movable block 23 through telescopic cylinder 24, biax motor 20 second output is connected with dwang 33 through driving piece 32, dwang 33 through-connection is inside rose box 8, cleaning brush 34 is installed in the dwang 33 outside, cleaning brush 34 laminating contact is at the filter 10 surface, open the first output of biax motor 20 and drive positive and negative screw rod 21 and rotate, make movable block 23 carry out relative or opposite movement through the cooperation of guide bar 22, use telescopic cylinder 24 on the movable block 23 to push down grip block 25, make things convenient for grip block 25 to be fixed on welding table 14 with the automobile swing arm stability, the problem that the later stage produces vibrations and lead to in the welding process, thereby make whole welding stability improve greatly, and when biax motor 20 uses, its second output carries out inside through driving piece 33 and installs cleaning brush 34 in the filter box 10 through driving piece 33, the filter plate's inside filter plate is convenient for the filter plate is not had been carried out to the dust removal problem that the filter 10 has been reduced, the filter dust has been reduced to handle the filter plate has been convenient for the filter box's operation problem of the filter 10, and has been reduced the dust has been convenient for the filter box's operation to handle the dust cleaning problem.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411068666.0A CN118577989B (en) | 2024-08-06 | 2024-08-06 | A high-efficiency welding device for automobile swing arm and welding process thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202411068666.0A CN118577989B (en) | 2024-08-06 | 2024-08-06 | A high-efficiency welding device for automobile swing arm and welding process thereof |
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| CN118577989A CN118577989A (en) | 2024-09-03 |
| CN118577989B true CN118577989B (en) | 2024-11-19 |
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| CN214444139U (en) * | 2020-12-14 | 2021-10-22 | 盐城京东数控机床有限公司 | A welding table for machine tool welding |
| CN218461187U (en) * | 2022-09-26 | 2023-02-10 | 蓝达合智能装备(苏州)有限公司 | Energy-saving and environment-friendly device adopting hybrid welding |
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| JP4721352B2 (en) * | 2006-06-09 | 2011-07-13 | 株式会社タムラ製作所 | Reflow furnace |
| CN104889522A (en) * | 2015-06-17 | 2015-09-09 | 盐城市飞亚利机械有限公司 | Waste heat recovery type brazing furnace |
| CN106064270B (en) * | 2016-08-01 | 2018-05-01 | 台州林轩科技有限公司 | The welder and its swing arm welding shaping method of a kind of automobile swing arm welding assembly |
| CN215091203U (en) * | 2021-06-09 | 2021-12-10 | 深圳市欧力盛科技有限公司 | Energy-concerving and environment-protective type reflow soldering device |
| CN114193321B (en) * | 2021-11-29 | 2023-02-28 | 北京精密机电控制设备研究所 | Hydraulic expansion mandrel |
| CN116551223B (en) * | 2023-05-31 | 2023-12-26 | 武汉高能激光设备制造有限公司 | Full-automatic coiled material laser cutting production line |
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| CN112317901A (en) * | 2020-11-16 | 2021-02-05 | 西科沃克瑞泰克热处理设备制造(天津)有限公司 | An open flue gas channel that can utilize the waste heat of flue gas from a gas-fired aluminum brazing furnace |
| CN214444139U (en) * | 2020-12-14 | 2021-10-22 | 盐城京东数控机床有限公司 | A welding table for machine tool welding |
| CN218461187U (en) * | 2022-09-26 | 2023-02-10 | 蓝达合智能装备(苏州)有限公司 | Energy-saving and environment-friendly device adopting hybrid welding |
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Denomination of invention: A high-efficiency welding device for an automobile swing arm and its welding process Granted publication date: 20241119 Pledgee: Wenzhou Dongtou Branch of Agricultural Bank of China Ltd. Pledgor: ZHEJIANG XINLIDA MACHINERY TECHNOLOGY CO.,LTD. Registration number: Y2025330000849 |