CN219561873U - Sheet metal part edge welding mechanism - Google Patents

Sheet metal part edge welding mechanism Download PDF

Info

Publication number
CN219561873U
CN219561873U CN202223519800.3U CN202223519800U CN219561873U CN 219561873 U CN219561873 U CN 219561873U CN 202223519800 U CN202223519800 U CN 202223519800U CN 219561873 U CN219561873 U CN 219561873U
Authority
CN
China
Prior art keywords
plate
sheet metal
metal part
fixing plate
part edge
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202223519800.3U
Other languages
Chinese (zh)
Inventor
曹迪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Jinzhu Automobile Equipment Co ltd
Original Assignee
Shanghai Jinzhu Automobile Equipment Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai Jinzhu Automobile Equipment Co ltd filed Critical Shanghai Jinzhu Automobile Equipment Co ltd
Priority to CN202223519800.3U priority Critical patent/CN219561873U/en
Application granted granted Critical
Publication of CN219561873U publication Critical patent/CN219561873U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse 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

Landscapes

  • Resistance Welding (AREA)

Abstract

The utility model discloses a sheet metal part edge welding mechanism, and belongs to the technical field of sheet metal welding. The welding machine comprises a workbench, wherein a movable guide rail is fixedly arranged on the workbench, a supporting arm is slidably arranged on the movable guide rail, a welding gun is fixedly arranged on the upper part of the supporting arm, supporting plates are arranged on the two sides of the welding gun, a first fixing plate is rotatably arranged on the opposite sides of the two supporting plates, a second fixing plate is fixedly arranged on one side of the first fixing plate, a through hole is formed in the second fixing plate, a lower fixing mechanism is arranged between the second fixing plate and the first fixing plate, and an upper fixing mechanism is arranged on the second fixing plate.

Description

Sheet metal part edge welding mechanism
Technical Field
The utility model relates to a sheet metal part edge welding mechanism, and belongs to the technical field of sheet metal welding.
Background
Sheet metal processing is called sheet metal processing. Specifically, for example, a chimney, an iron barrel, an oil tank, an air pipe, a large and small elbow, a round sky and square earth, a funnel-shaped structure and the like are manufactured by using plates, and the main procedures are shearing, bending and buckling edges, bending and forming, welding, riveting and the like.
Through retrieving, the sheet metal component welding set of chinese patent publication No. CN207788102U, its technical essential lies in: the welding gun of the welding mechanism extends to the upper portion of the fixing clamp, the fixing clamp comprises a base, a supporting seat, a connecting frame, a lifting mechanism and a plurality of clamping mechanisms, the supporting seat is connected with the lifting mechanism and drives the supporting seat to do lifting motion by the lifting mechanism, the plurality of clamping mechanisms are arranged on the edge of the upper end face of the connecting frame, the clamping mechanisms comprise an adjusting bolt and a compressing strip, the lower portion of the adjusting bolt is in threaded connection with a threaded hole on the connecting frame, one end of the compressing strip can be vertically and slidingly rotated to be sleeved on the screw end of the adjusting bolt, when a sheet metal part is placed on the supporting seat, the compressing strip is rotated to enable the other end of the compressing strip to be located above the sheet metal part, and then the adjusting bolt is rotated to enable the bolt head of the adjusting bolt to descend and compress the compressing strip, so that the sheet metal part is clamped between the compressing strip and the supporting seat.
The problem that when welding, the sheet metal part can be kept in a good design shape after being welded only by clamping a specific part according to the structure is solved, but the sheet metal part can be always rotated in the mode, and when the edge of the sheet metal is welded, the sheet metal can not be quickly and stably fixed, so that the working efficiency is reduced.
There is therefore a need to propose a new solution to this problem.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: the utility model provides a sheet metal part edge welding mechanism, it has been solved among the prior art when the needs rotate the panel beating to when welding the panel beating edge, can't carry out quick steady fixed, causes the problem of work efficiency's reduction.
The technical problems to be solved by the utility model are realized by adopting the following technical scheme:
the utility model provides a sheet metal component edge welding mechanism, includes the workstation, fixed mounting has the movable rail on the workstation, and slidable mounting has the support arm on the movable rail, the last fixed mounting of support arm has the welding gun, the coming both sides of welding gun are provided with the backup pad, two the backup pad opposite side is all rotated and is installed first fixed plate, one side fixed mounting of first fixed plate has the second fixed plate, be provided with the through-hole on the second fixed plate, the second fixed plate with be provided with down fixed establishment between the first fixed plate, be provided with fixed establishment on the second fixed plate.
Through adopting above-mentioned technical scheme, fix through last fixed establishment and lower fixed establishment panel beating to drive second fixed plate rotates the angle of predetermineeing, thereby rotates the below of welding gun with the edge of panel beating, conveniently welds the panel beating edge.
The utility model is further provided with: the lower fixing mechanism is identical to the upper fixing mechanism and is in a cross arrangement, the upper fixing mechanism comprises two moving plates, the two moving plates are connected with the second fixing plate in a sliding mode, a transmission part is arranged between the two moving plates, and a power part is arranged on one side of each moving plate.
Through adopting above-mentioned technical scheme, through the drive movable plate relatively near or keep away from each other to press from both sides tightly or loosen the panel beating of placing in the middle of the movable plate.
The utility model is further provided with: the movable plate is provided with a limiting groove, the transmission piece comprises a gear, the gear is rotatably arranged on the second fixed plate, racks are arranged on two sides of the gear, the racks are in meshed transmission with the gear, the two racks are respectively fixedly connected with the two movable plates, and the gear is in sliding connection with the limiting groove.
Through adopting above-mentioned technical scheme, when the removal of a movable plate of drive, movable plate drive rack follows the removal, and rack drive gear rotates, and the gear drives another rack of meshing and removes to realize the effect that two movable plates are close to each other or keep away from.
The utility model is further provided with: the power piece comprises a screw rod, the screw rod is rotatably installed on the moving plate and is in threaded connection with the moving plate, and a positive motor and a negative motor are arranged at one end of the screw rod.
Through adopting above-mentioned technical scheme, start positive and negative electric motor worker according to the demand, positive and negative motor drive screw rod rotates, and screw rod drive movable plate removes the preset distance to realize the effect of adjustment movable plate position.
The utility model is further provided with: one side of the movable plate is provided with a pressing plate, a rubber pad is arranged on the pressing plate, a telescopic rod is arranged between the pressing plate and the movable plate, and a spring is arranged on the telescopic rod.
Through adopting above-mentioned technical scheme, after clamp plate and panel beating contact, the clamp plate promotes the telescopic link shrink after receiving the resistance of panel beating, and spring compression holds the power, prevents that clamp plate pressure from damaging the panel beating surface greatly, plays certain cushioning effect.
The utility model is further provided with: the first fixing plate and the second fixing plate are respectively provided with a limiting plate, and the limiting plates are in sliding connection with the moving plates.
Through adopting above-mentioned technical scheme, when the drive first fixed plate with the second fixed plate removes, through limiting plate restriction direction of movement, the stability of increase removal makes the removal process more steady.
The utility model is further provided with: the power end of the first fixed plate is provided with a power motor which is fixedly arranged on the supporting plate.
Through adopting above-mentioned technical scheme, through driving power motor work, drive first fixed plate and rotate to with fixed panel beating fast rotation to preset angle.
The utility model is further provided with: one of the support plates is in sliding connection with the workbench, a movable groove is formed in the workbench, a sliding plate is fixedly arranged on one side of the support plate, and the sliding plate is in sliding connection with the movable groove.
Through adopting above-mentioned technical scheme, according to the length of panel beating, promote the backup pad and remove to change the distance between two backup pads, conveniently fix the panel beating of different length, increase the application scope of device.
The utility model is further provided with: the workbench is provided with a threaded hole, the slide plate is rotatably provided with a stud, and the stud is in threaded connection with the slide plate.
Through adopting above-mentioned technical scheme, remove the backup pad again after the preset position, through rotating the double-screw bolt, inject the double-screw bolt into threaded hole to play the fixed action to the backup pad, prevent to remove when the backup pad adds.
The utility model is further provided with: the two sides of the supporting plate are provided with sliding grooves, and the sliding grooves are internally provided with stop blocks.
Through adopting above-mentioned technical scheme, hinder the removal of backup pad through removing corresponding dog to make things convenient for the double-screw bolt to stop moving after removing the screw hole top.
The beneficial effects of the utility model are as follows:
1. the welding gun is provided with the first fixing plate, the second fixing plate, the lower fixing mechanism, the upper fixing mechanism and other parts, when the edges of the metal plates are required to be welded, the peripheries of the metal plates are fixed through the mutual matching between the lower fixing mechanism and the upper fixing mechanism, and then the first fixing plate is driven to rotate to a preset angle, so that the edge welding position of the metal plates is rotated below the welding gun, the welding is convenient, and the problems that when the metal plates are required to be rotated and the edges of the metal plates are required to be welded, the rapid and stable fixation cannot be performed, and the working efficiency is reduced are solved;
2. the utility model is provided with the pressing plate, the rubber pad, the telescopic rod, the spring and other parts, when the metal plate is fixed, the moving plate is driven to move to drive the pressing plate to approach the metal plate, the rubber pad is in direct contact with the metal plate, and the telescopic rod and the spring start to compress after the pressing plate is subjected to the resistance of the metal plate, so that the impact on the metal plate is slowed down, and the effect of reducing the damage on the surface of the metal plate is achieved;
3. the utility model is provided with the screw hole, the stud and other parts, the distance between the two support plates is adjusted by moving the support plates through the mutual matching between the screw hole parts and the stud parts, and after the support plates move to the preset positions, the support plates are inserted into the screw holes by rotating the stud, so that the movement of the support plates is limited, and the effect of fixing the support plates is achieved.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a partial structural schematic of the present utility model.
Fig. 3 is a partial enlarged view of a portion a in fig. 2.
Fig. 4 is an exploded view of the present utility model.
In the figure: 1. a work table; 2. a moving guide rail; 3. a support arm; 4. a welding gun; 5. a support plate; 6. a first fixing plate; 7. a lower fixing mechanism; 8. a second fixing plate; 9. an upper fixing mechanism; 10. a limiting plate; 11. a gear; 12. a moving plate; 13. a rack; 14. a limit groove; 15. a pressing plate; 16. a telescopic rod; 17. a spring; 18. a rubber pad; 19. a screw; 20. a forward and reverse motor; 21. a power motor; 22. a moving groove; 23. a slide plate; 24. a threaded hole; 25. a stud; 26. a chute; 27. and a stop block.
Detailed Description
The utility model will be further described with reference to the following detailed drawings, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-4, a sheet metal part edge welding mechanism comprises a workbench 1, wherein a movable guide rail 2 is fixedly installed on the workbench 1, a support arm 3 is slidably installed on the movable guide rail 2, a welding gun 4 is fixedly installed on the support arm 3, support plates 5 are arranged on the two sides of the welding gun 4, a first fixing plate 6 is rotatably installed on the opposite sides of the two support plates 5, a second fixing plate 8 is fixedly installed on one side of the first fixing plate 6, a through hole is formed in the second fixing plate 8, a lower fixing mechanism 7 is arranged between the second fixing plate 8 and the first fixing plate 6, an upper fixing mechanism 9 is arranged on the second fixing plate 8, sheet metal is fixed through the upper fixing mechanism 9 and the lower fixing mechanism 7, and the second fixing plate 8 is driven to rotate by a preset angle, so that the edge of the sheet metal is rotated below the welding gun 4, and the edge of the sheet metal is conveniently welded.
In this embodiment: the lower fixing mechanism 7 is identical to the upper fixing mechanism 9 and is in a cross arrangement, the upper fixing mechanism 9 comprises two movable plates 12, the movable plates 12 are slidably connected with the second fixing plate 8, a transmission part is arranged between the two movable plates 12, one side of each movable plate 12 is provided with a power part, and the movable plates 12 are driven to be relatively close to or far away from each other, so that metal plates placed in the middle of the movable plates 12 are clamped or loosened.
In this embodiment: the limiting groove 14 is formed in the moving plate 12, the transmission piece comprises a gear 11, the gear 11 is rotatably arranged on the second fixed plate 8, racks 13 are arranged on two sides of the gear 11, the racks 13 are in meshed transmission with the gear 11, the two racks 13 are fixedly connected with the two moving plates 12 respectively, the gear 11 is in sliding connection with the limiting groove 14, the moving plate 12 is driven to move while driving the moving plate 12 to move, the moving plate 12 drives the racks 13 to move along with the movement, the gear 13 drives the gear 11 to rotate, and the gear 11 drives the other rack 13 to move, so that the effect that the two moving plates 12 are mutually close to or far away from each other is achieved.
In this embodiment: the power piece includes screw rod 19, and screw rod 19 rotates to be installed on movable plate 12, and with movable plate 12 threaded connection, the one end of screw rod 19 is provided with positive and negative motor 20, starts positive and negative motor 20 worker according to the demand, and positive and negative motor 20 drives screw rod 19 rotation, and screw rod 19 drive movable plate 12 removes the preset distance to realize the effect of adjustment movable plate 12 position.
In this embodiment: one side of the movable plate 12 is provided with a pressing plate 15, a rubber pad 18 is arranged on the pressing plate 15, a telescopic rod 16 is arranged between the pressing plate 15 and the movable plate 12, a spring 17 is arranged on the telescopic rod 16, after the pressing plate 15 is contacted with a metal plate, the pressing plate 15 pushes the telescopic rod 16 to shrink after the pressing plate 15 receives the resistance of the metal plate, the spring 17 compresses and stores force, the surface of the metal plate is prevented from being damaged due to the fact that the pressing plate 15 is greatly pressed, and a certain buffering effect is achieved.
In this embodiment: the limiting plates 10 are arranged on the first fixing plate 6 and the second fixing plate 8, the limiting plates 10 are slidably connected with the moving plate 12, and when the first fixing plate 6 and the second fixing plate 8 are driven to move, the moving direction is limited by the limiting plates 10, so that the moving stability is improved, and the moving process is stable.
In this embodiment: the power end of the first fixed plate 6 is provided with a power motor 21, the power motor 21 is fixedly arranged on the supporting plate 5, and the first fixed plate 6 is driven to rotate by driving the power motor 21 to work, so that the fixed metal plate is rapidly rotated to a preset angle.
In this embodiment: one of them backup pad 5 and workstation 1 sliding connection are provided with the removal groove 22 on the workstation 1, and one side fixed mounting of backup pad 5 has slide 23, slide 23 and removal groove 22 sliding connection, according to the length of panel beating, promote backup pad 5 to remove to change the distance between two backup pads 5, conveniently fix the panel beating of different length, increase the application scope of device.
In this embodiment: the workbench 1 is provided with a threaded hole 24, the slide plate 23 is rotatably provided with a stud 25, the stud 25 is in threaded connection with the slide plate 23, and after the support plate 5 is moved to a preset position, the stud 25 is inserted into the threaded hole 24 by rotating the stud 25, so that the support plate 5 is fixed, and the support plate 5 is prevented from moving during processing.
In this embodiment: the two sides of the supporting plate 5 are provided with sliding grooves 26, the sliding grooves 26 are slidably provided with stop blocks 27, and the corresponding stop blocks 27 are moved to block the movement of the supporting plate 5, so that the stud 25 can stop moving after moving above the threaded hole 24 conveniently.
The implementation principle of the utility model is as follows:
when the length of the metal plate is changed, the support plate 5 is driven to move, so that after the support plate 5 is moved to a preset position, the stud 25 is rotated and inserted into the threaded hole 24, and the support plate 5 is fixed; when the metal plate is fixed, the positive and negative motor 20 is driven to work, the screw rod 19 is driven to rotate by the positive and negative motor 20, the moving plate 12 is driven to move by the screw rod 19, the rack 13 is driven to move while the moving plate 12 moves, the rack 13 drives the gear 11 to rotate, the gear 11 drives the other rack 13 to be meshed, at the moment, the two moving plates 12 are close to each other, the moving plate 12 moves while the pressing plate 15 is driven to move, the pressing plate 15 pushes the rubber pad 18 to be contacted with the metal plate, the resistance of the metal plate is received, the telescopic rod 16 and the spring 17 start to shrink, after the telescopic rod 16 and the spring 17 shrink to the position pressure, the positive and negative motor 20 stops working, the power motor 21 is driven to work, the first fixing plate 6 is driven to rotate to the preset position, and then the welding gun 4 is started to process the edge of the metal plate.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, but is capable of various changes and modifications without departing from the spirit and scope of the utility model. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (10)

1. Sheet metal part edge welding mechanism, including workstation (1), its characterized in that: the automatic welding device is characterized in that a movable guide rail (2) is fixedly installed on the workbench (1), a supporting arm (3) is slidably installed on the movable guide rail (2), a welding gun (4) is fixedly installed on the supporting arm (3), supporting plates (5) are arranged on two sides of the welding gun (4), a first fixing plate (6) is rotatably installed on opposite sides of the supporting plates (5), a second fixing plate (8) is fixedly installed on one side of the first fixing plate (6), a through hole is formed in the second fixing plate (8), a lower fixing mechanism (7) is arranged between the second fixing plate (8) and the first fixing plate (6), and an upper fixing mechanism (9) is arranged on the second fixing plate (8).
2. The sheet metal part edge welding mechanism of claim 1, wherein: the lower fixing mechanism (7) is identical to the upper fixing mechanism (9) and is in a cross arrangement, the upper fixing mechanism (9) comprises moving plates (12), the moving plates (12) are provided with two driving parts, the driving parts are arranged between the two moving plates (12) and one side of each moving plate (12) is provided with a power part, and the two moving plates are in sliding connection with the second fixing plate (8).
3. A sheet metal part edge welding mechanism as claimed in claim 2, wherein: be provided with spacing groove (14) on movable plate (12), the driving medium includes gear (11), gear (11) rotate and install on second fixed plate (8), the both sides of gear (11) are provided with rack (13), rack (13) with gear (11) meshing transmission, two rack (13) respectively with two movable plate (12) fixed connection, just gear (11) with spacing groove (14) sliding connection.
4. A sheet metal part edge welding mechanism as claimed in claim 2, wherein: the power piece comprises a screw rod (19), the screw rod (19) is rotatably installed on the moving plate (12) and is in threaded connection with the moving plate (12), and a positive and negative motor (20) is arranged at one end of the screw rod (19).
5. A sheet metal part edge welding mechanism as claimed in claim 2, wherein: one side of the movable plate (12) is provided with a pressing plate (15), a rubber pad (18) is arranged on the pressing plate (15), a telescopic rod (16) is arranged between the pressing plate (15) and the movable plate (12), and a spring (17) is arranged on the telescopic rod (16).
6. A sheet metal part edge welding mechanism as claimed in claim 2, wherein: limiting plates (10) are arranged on the first fixing plate (6) and the second fixing plate (8), and the limiting plates (10) are in sliding connection with the moving plates (12).
7. The sheet metal part edge welding mechanism of claim 1, wherein: the power end of the first fixed plate (6) is provided with a power motor (21), and the power motor (21) is fixedly installed on the supporting plate (5).
8. The sheet metal part edge welding mechanism of claim 1, wherein: one of them backup pad (5) with workstation (1) sliding connection, be provided with on workstation (1) and remove groove (22), one side fixed mounting of backup pad (5) has slide (23), slide (23) with remove groove (22) sliding connection.
9. The sheet metal part edge welding mechanism of claim 8, wherein: the workbench (1) is provided with a threaded hole (24), the sliding plate (23) is rotatably provided with a stud (25), and the stud (25) is in threaded connection with the sliding plate (23).
10. The sheet metal part edge welding mechanism of claim 8, wherein: both sides of the supporting plate (5) are provided with sliding grooves (26), and the sliding grooves (26) are internally provided with stop blocks (27).
CN202223519800.3U 2022-12-28 2022-12-28 Sheet metal part edge welding mechanism Active CN219561873U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223519800.3U CN219561873U (en) 2022-12-28 2022-12-28 Sheet metal part edge welding mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223519800.3U CN219561873U (en) 2022-12-28 2022-12-28 Sheet metal part edge welding mechanism

Publications (1)

Publication Number Publication Date
CN219561873U true CN219561873U (en) 2023-08-22

Family

ID=87660530

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223519800.3U Active CN219561873U (en) 2022-12-28 2022-12-28 Sheet metal part edge welding mechanism

Country Status (1)

Country Link
CN (1) CN219561873U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117680904A (en) * 2024-02-04 2024-03-12 苏州市鹤田精密金属有限公司 Sheet metal component lock welding limit structure

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117680904A (en) * 2024-02-04 2024-03-12 苏州市鹤田精密金属有限公司 Sheet metal component lock welding limit structure
CN117680904B (en) * 2024-02-04 2024-04-05 苏州市鹤田精密金属有限公司 Sheet metal component lock welding limit structure

Similar Documents

Publication Publication Date Title
CN219561873U (en) Sheet metal part edge welding mechanism
CN211219532U (en) Rapid pressing device for mechanical manufacturing equipment
CN113442205A (en) Water jet machine tool cutting clamp applicable to special-shaped plate
CN218110565U (en) Car lamp house support mould processing positioning device
CN216464433U (en) Mechanical design is with assembly bench that has guide structure
CN214769369U (en) Auxiliary tool for cutting oblique angle of sawing machine
CN111644793B (en) Automobile punching part welding jig positioner
CN212526861U (en) Crane beam steel member drilling equipment
CN114734505A (en) Perforating device of computer motherboard production usefulness
CN221389515U (en) Sheet welding robot
CN220093458U (en) Galvanometer laser welding equipment
CN219253831U (en) Punching tool for rear cross beam of automobile chassis
CN211305573U (en) Connecting rod clamping mechanism
CN219561939U (en) Automobile bumper welding tool
CN213497788U (en) Automatic clamping device for sheet metal machining
CN215316423U (en) Sheet metal part clamping device in high-thickness carbon steel sheet metal part laser perforating device
CN218925806U (en) High-strength aluminum pipe bending tool for vehicle
CN215942050U (en) Automatic pin assembling device on built-in shell for electric tool gear box
CN221516698U (en) Clamping device for welding LED lamp strips
CN218253570U (en) Welding device for manufacturing mining machinery equipment
CN211540130U (en) Thermometer base picking and placing manipulator
CN221064759U (en) Quick fixture of rivet welding
CN212823637U (en) Quick-pressing type stroke-adjustable welding tool
CN214518522U (en) Tool for welding round pipe, angle iron and circular sheet
CN217097412U (en) Mechanical fixture platform is used in machine parts processing

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant