Welding equipment and welding process for automobile chassis accessories

Abstract

The invention relates to the technical field of welding equipment, and discloses a welding equipment and a welding process for automobile chassis accessories, comprising a workbench, wherein the top of the workbench is fixedly connected to a side box, the top of the workbench is fixedly connected to a work box, the right side of the work box is fixedly connected to a motor, an adjustment mechanism is arranged inside the work box, a clamping mechanism is arranged on the top of the workbench, the adjustment mechanism comprises a double drill wheel, a rotating rod, a large gear, a small gear, a rotating rod, and a mounting platform, the double drill wheel is fixedly connected to the output end of the motor, the rotating rod is fixedly connected to the left side of the double drill wheel, and the large gear is fixedly connected to the end of the rotating rod away from the double drill wheel, so that the welding equipment can achieve the flexible angle adjustment capability of the welding head for complex automobile chassis structures, which can help welders better approach welding parts, complete more difficult welding tasks, improve work efficiency, and enhance operation accuracy.

Description

Technical Field

[0001] The invention relates to the technical field of welding equipment, in particular to welding equipment and a welding process for automobile chassis accessories. Background Art

[0002] The technical background of welding equipment for automobile chassis accessories has been evolving with the development of the automobile industry. In the early days, the welding of automobile chassis mainly relied on manual welding, which was not only inefficient, but also difficult to ensure the welding quality. With the advancement of science and technology, welding equipment has gradually realized automation and mechanization, greatly improving the welding efficiency and quality. Modern welding equipment for automobile chassis accessories usually adopts advanced welding technology, such as gas shielded welding, resistance spot welding, laser welding, etc. These technologies can achieve high-quality and high-efficiency welding, while reducing welding deformation and thermal effects. In order to meet the requirements of the automobile industry for welding quality and production efficiency, welding equipment is also equipped with advanced control systems and sensors. These systems can monitor the parameters of the welding process in real time, such as welding current, voltage, speed, etc., and automatically adjust according to the preset parameters to ensure the stability of welding quality. Modern welding equipment also pays attention to environmental protection and safety performance. Some equipment adopts a low smoke and low noise design to reduce pollution to the environment and harm to operators.

[0003] The patent with application number 201920970021.4 relates to an automatic welding device for positioning a chassis bracket of an automobile, comprising a bracket and a sliding rod, a welding platform, a limiting bracket, an adjusting shaft and a rotating wheel arranged in the inner cavity of the bracket from top to bottom, wherein the rotating wheel is hinged to one end of the adjusting shaft, and the other end of the adjusting shaft is hinged to a displacement block fixedly installed at the bottom of the welding platform, a sliding bar is provided on one side of the displacement block, and the sliding bar is slidably engaged in the sliding groove of the vertical plate, the vertical plate is fixedly arranged at one end of the limiting bracket away from the bracket, and a compression spring is provided between the limiting bracket and the welding platform; a welding device is sleeved on the sliding rod, and the welding device Moving blocks are arranged on both sides, the moving blocks are fixedly connected to the steel wire rope, the end of the steel wire rope away from the moving block is wound on the rope winding wheel, the rope winding wheel is installed on the bracket and connected to the motor shaft, and a welding head and a laser lamp are arranged at the bottom of the welding device. There are two laser lamps, which are respectively located on both sides of the welding head and fixedly connected to the welding head. However, this device is difficult to adapt to the multi-angle welding of the automobile chassis during welding. When welding on a car chassis with a complex structure, it may be necessary to constantly adjust the position of the car chassis to facilitate continued welding, which is time-consuming and laborious. In view of the above problems, a welding device and a welding process for automobile chassis accessories are proposed to solve them. Summary of the invention

[0004] The technical problem to be solved by the present invention is to provide a welding device and a welding process for automobile chassis accessories in view of the deficiencies in the above-mentioned prior art.

[0005] In order to solve the above technical problems, the technical solution adopted by the present invention is: a welding device and welding process for automobile chassis accessories, including a workbench, the top of the workbench is fixedly connected to a side box, the top of the workbench is fixedly connected to a work box, the right side of the work box is fixedly connected to a motor, an adjustment mechanism is arranged inside the work box, a clamping mechanism is arranged on the top of the workbench, and the adjustment mechanism includes a double drill wheel, a rotating rod, a large gear, a small gear, a rotating rod, and a mounting table.

[0006] Preferably, the double drill wheel is fixedly connected to the output end of the motor, the rotating rod is fixedly connected to the left side of the double drill wheel, the large gear is fixedly connected to the end of the rotating rod away from the double drill wheel, the small gear is meshed on the surface of the large gear, the rotating rod is fixedly connected to the left side of the small gear, and the mounting platform is threadedly connected to the surface of the rotating rod.

[0007] Preferably, the adjustment mechanism also includes a pneumatic cylinder, a hydraulic rod, a mounting frame, an operating box, a first drilling wheel, a second drilling wheel, a turntable, a hand crank, and a welding head. The pneumatic cylinder is fixedly connected to the inner wall of the mounting table, the hydraulic rod is rotatably connected to the bottom of the mounting table, the mounting frame is rotatably connected to an end of the hydraulic rod away from the mounting table, the operating box is fixedly connected to the bottom of the mounting table, the first drilling wheel is rotatably connected to the inner wall of the operating box, the second drilling wheel is rotatably connected to the inner wall of the operating box, the turntable is fixedly connected to the left side of the second drilling wheel through a connecting rod, the hand crank is fixedly connected to the surface of the turntable, and the welding head is fixedly connected to the bottom of the first drilling wheel.

[0008] Preferably, the right side of the double drill wheel is rotatably connected to the inner wall of the working box, the surface of the rotating rod is rotatably connected to the inner wall of the working box, the right side of the large gear is in contact with the inner wall of the working box, and the right side of the small gear is in contact with the inner wall of the working box.

[0009] Preferably, the surface of the rotary rod is rotatably connected to the inner wall of the working box, the rear of the mounting platform is slidably connected to the inner wall of the working box, the rear of the mounting frame is fixedly connected to the surface of the first drilling wheel, and the turntable is rotatably connected to the inner wall of the operating box through a connecting rod.

[0010] Preferably, the clamping mechanism includes a belt group, a cross bar, a vertical block, a connecting belt, a threaded rod, and a slider, the belt group is connected to the surface of the double drill wheel, the vertical block is fixedly connected to the inner wall of the side box, the cross bar is rotatably connected to the inner wall of the vertical block, the connecting belt is connected to the surface of the cross bar, the threaded rod is rotatably connected to the inner wall of the vertical block, and the slider is threadedly connected to the surface of the threaded rod.

[0011] Preferably, the clamping mechanism also includes a connecting rod, a spring push block, a C-shaped rod, and a bottom push block. The connecting rod is fixedly connected to the rear of the slider, the spring push block is connected to the surface of the connecting rod through a spring, the C-shaped rod is fixedly connected to the surface of the connecting rod, and the bottom push block is slidably connected to the top of the workbench.

[0012] Preferably, the surface of the belt set is in contact with the surface of the cross bar, and the surface of the connecting belt is in contact with the surface of the threaded rod.

[0013] Preferably, the surface of the connecting rod is slidably connected to the inner wall of the side box, and one end of the C-shaped rod away from the connecting rod is fixedly connected to the left side of the bottom push block.

[0014] A welding device and welding process for automobile chassis accessories, comprising the following steps:

[0015] Step 1: The operator places the automobile chassis parts on the top of the workbench, specifically inside the work box.

[0016] Step 2: Start the motor, the motor drives the double drill wheel to rotate, the double drill wheel drives the rotating rod to rotate, the rotating rod drives the large gear to rotate, the large gear drives the small gear to rotate through meshing, so that the small gear drives the rotating rod to rotate, so that the mounting table moves along its surface to the area where welding is required.

[0017] Step three: At this time, the operator starts the pneumatic cylinder, so that the pneumatic cylinder drives the operating box to descend, and the operating box drives the welding head to descend. At this time, the operator holds the hand crank to rotate the turntable, so that the turntable drives the second drill wheel to rotate, and the second drill wheel drives the first drill wheel to rotate, so that the first drill wheel drives the welding head to rotate, thereby realizing flexible adjustment of the welding head.

[0018] Step 4: The double drill wheel drives the cross bar to rotate through the belt group, and the cross bar drives the threaded rod to rotate through the connecting belt, so that the slider moves along the surface of the threaded rod, the slider drives the connecting rod to move, and the connecting rod drives the spring push block and the bottom push block to clamp the accessories.

[0019] The present invention adopts the above technical solution to bring the following beneficial effects:

[0020] 1. The welding equipment and welding process of automobile chassis accessories realize the coordinated operation of the workbench, side box, work box, motor, adjustment mechanism, double drill wheel, rotating rod, large gear, small gear, rotating rod, mounting table, pneumatic cylinder, hydraulic rod, mounting frame, operation box, first drill wheel, second drill wheel, turntable, hand crank and welding head, so as to realize the welding equipment for complex automobile chassis structure. The welding head can flexibly adjust the angle, which can help welders better approach the welding part, complete more difficult welding tasks, improve work efficiency and enhance operation accuracy.

[0021] 2. The welding equipment and welding process of automobile chassis accessories, through the coordinated operation among the clamping mechanism, belt group, cross bar, vertical block, connecting belt, threaded rod, slider, connecting rod, spring push block, C-rod and bottom push block, realizes that when welding the automobile chassis accessories, the accessories are clamped under the action of the spring push block and the bottom push block, which can ensure that the accessories maintain a stable position during the welding process, prevent the chassis from moving or shaking, contribute to the accuracy of the welding operation, and ensure the quality and precision of the welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0023] Figure 2 It is a half-section diagram of the overall structure of the present invention;

[0024] Figure 3 This is a schematic diagram of the double drill wheel structure of the present invention;

[0025] Figure 4 This is a schematic diagram of the structure of the large gear of the present invention;

[0026] Figure 5 For the present invention Figure 4 Schematic diagram of the structure at A in the middle;

[0027] Figure 6 This is a schematic diagram of the bottom push block structure of the present invention;

[0028] Figure 7 The structure of the present invention Figure 6 Schematic diagram at point B in the middle.

[0029] In the figure: 1. workbench; 2. side box; 3. work box; 4. motor; 5. adjustment mechanism; 501. double drilling wheel; 502. rotating rod; 503. large gear; 504. small gear; 505. rotating rod; 506. mounting table; 507. pneumatic cylinder; 508. hydraulic rod; 509. mounting frame; 510. operation box; 511. first drilling wheel; 512. second drilling wheel; 513. turntable; 514. hand crank; 515. welding head; 6. clamping mechanism; 601. belt group; 602. cross bar; 603. vertical block; 604. connecting belt; 605. threaded rod; 606. slider; 607. connecting rod; 608. spring push block; 609. C-type rod; 610. bottom push block. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] See also Figure 1-Figure 7A welding device and welding process for automobile chassis accessories, including a workbench 1, a side box 2 is fixedly connected to the top of the workbench 1, a work box 3 is fixedly connected to the top of the workbench 1, a motor 4 is fixedly connected to the right side of the work box 3, an adjustment mechanism 5 is arranged inside the work box 3, a clamping mechanism 6 is arranged on the top of the workbench 1, the adjustment mechanism 5 includes a double drill wheel 501, a rotating rod 502, a large gear 503, a small gear 504, a rotating rod 505, and a mounting platform 506, the double drill wheel 501 is fixedly connected to the output end of the motor 4, the rotating rod 502 is fixedly connected to the left side of the double drill wheel 501, the large gear 503 is fixedly connected to the end of the rotating rod 502 away from the double drill wheel 501, the small gear 504 is meshed with the surface of the large gear 503, and the rotating rod 505 is fixedly connected to the left side of the pinion 504, the mounting platform 506 is threadedly connected to the surface of the rotating rod 505, the adjustment mechanism 5 also includes a pneumatic cylinder 507, a hydraulic rod 508, a mounting frame 509, an operating box 510, a first drilling wheel 511, a second drilling wheel 512, a turntable 513, a hand crank 514, and a welding head 515. The pneumatic cylinder 507 is fixedly connected to the inner wall of the mounting platform 506, the hydraulic rod 508 is rotatably connected to the bottom of the mounting platform 506, the mounting frame 509 is rotatably connected to the end of the hydraulic rod 508 away from the mounting platform 506, the operating box 510 is fixedly connected to the bottom of the mounting platform 506, the first drilling wheel 511 is rotatably connected to the inner wall of the operating box 510, and the second drilling wheel 512 is rotatably connected to the inner wall of the operating box 510. The turntable 513 is fixedly connected to the left side of the second drilling wheel 512 through a connecting rod, the hand crank 514 is fixedly connected to the surface of the turntable 513, the welding head 515 is fixedly connected to the bottom of the first drilling wheel 511, the right side of the double drilling wheel 501 is rotatably connected to the inner wall of the working box 3, the surface of the rotating rod 502 is rotatably connected to the inner wall of the working box 3, the right side of the large gear 503 is in contact with the inner wall of the working box 3, the right side of the small gear 504 is in contact with the inner wall of the working box 3, the surface of the rotating rod 505 is rotatably connected to the inner wall of the working box 3, the rear part of the mounting platform 506 is slidably connected to the inner wall of the working box 3, the rear part of the mounting frame 509 is fixedly connected to the surface of the first drilling wheel 511, and the turntable 513 is rotatably connected to the inner wall of the operating box 510 through a connecting rod. The motor 4 drives the double drill wheel 501 to rotate, and the double drill wheel 501 drives the rotating rod 502 to rotate, and the rotating rod 502 drives the large gear 503 to rotate, and the large gear 503 drives the small gear 504 to rotate through meshing, so that the small gear 504 drives the rotating rod 505 to rotate, so that the mounting table 506 moves along its surface to the area where welding is required. At this time, the operator starts the pneumatic cylinder 507, so that the pneumatic cylinder 507 drives the operating box 510 to descend, and the operating box 510 drives the welding head 515 to descend. At this time, the operator holds the hand crank 514 to rotate the turntable 513, so that the turntable 513 drives the second drill wheel 512 to rotate, and the second drill wheel 512 drives the first drill wheel 511 to rotate.Thus, the first drill wheel 511 drives the welding head 515 to rotate, realizing the welding equipment for the complex automobile chassis structure. The welding head 515 can flexibly adjust the angle, which can help the welder to better approach the welding part, complete the more difficult welding tasks, improve work efficiency, and enhance the operation accuracy.

[0032] See also Figure 1-Figure 7 In another embodiment, the clamping mechanism 6 includes a belt group 601, a cross bar 602, a vertical block 603, a connecting belt 604, a threaded rod 605, and a slider 606. The belt group 601 is connected to the surface of the double drill wheel 501, the vertical block 603 is fixedly connected to the inner wall of the side box 2, the cross bar 602 is rotatably connected to the inner wall of the vertical block 603, the connecting belt 604 is connected to the surface of the cross bar 602, the threaded rod 605 is rotatably connected to the inner wall of the vertical block 603, the slider 606 is threadedly connected to the surface of the threaded rod 605, and the clamping mechanism 6 also includes a connecting rod 607, a spring push block 608, a C-shaped rod 609, and a bottom push block 610. The connecting rod 607 is fixedly connected to the rear of the slider 606, the spring push block 608 is connected to the surface of the connecting rod 607 through a spring, the C-shaped rod 609 is fixedly connected to the surface of the connecting rod 607, and the bottom push block 610 is fixedly connected to the rear of the slider 606. 10 is slidably connected to the top of the workbench 1, the surface of the belt group 601 is in contact with the surface of the cross bar 602, the surface of the connecting belt 604 is in contact with the surface of the threaded rod 605, the surface of the connecting rod 607 is slidably connected to the inner wall of the side box 2, and the end of the C-shaped rod 609 away from the connecting rod 607 is fixedly connected to the left side of the bottom push block 610, the double drill wheel 501 drives the cross bar 602 to rotate through the belt group 601, and the cross bar 602 drives the threaded rod 605 to rotate through the connecting belt 604, so that the slider 606 moves along the surface of the threaded rod 605, the slider 606 drives the connecting rod 607 to move, and the connecting rod 607 drives the spring push block 608 and the bottom push block 610 to clamp the accessories, which can ensure that they maintain a stable position during welding, prevent the chassis from moving or shaking, and contribute to the accuracy of the welding operation.

[0033] See also Figure 1-Figure 7 , a welding device and welding process for automobile chassis accessories, comprising the following steps:

[0034] Step 1: The operator places the automobile chassis parts on the top of the workbench 1, specifically inside the work box 3.

[0035] Step 2: Start the motor 4, the motor 4 drives the double drill wheel 501 to rotate, the double drill wheel 501 drives the rotating rod 502 to rotate, the rotating rod 502 drives the large gear 503 to rotate, the large gear 503 drives the small gear 504 to rotate through meshing, so that the small gear 504 drives the rotating rod 505 to rotate, so that the mounting platform 506 moves along its surface to the area where welding is required.

[0036] Step three: At this time, the operator starts the pneumatic cylinder 507, so that the pneumatic cylinder 507 drives the operating box 510 to descend, and the operating box 510 drives the welding head 515 to descend. At this time, the operator holds the hand crank 514 to rotate the turntable 513, so that the turntable 513 drives the second drilling wheel 512 to rotate, and the second drilling wheel 512 drives the first drilling wheel 511 to rotate, so that the first drilling wheel 511 drives the welding head 515 to rotate, thereby realizing flexible adjustment of the welding head 515.

[0037] Step 4: The double drill wheel 501 drives the cross bar 602 to rotate through the belt set 601, and the cross bar 602 drives the threaded rod 605 to rotate through the connecting belt 604, so that the slider 606 moves along the surface of the threaded rod 605, and the slider 606 drives the connecting rod 607 to move, and the connecting rod 607 drives the spring push block 608 and the bottom push block 610 to clamp the accessories.

[0038] Working principle, when the operator needs to weld the automobile chassis parts, the operator places the automobile chassis parts on the top of the workbench 1, starts the motor 4, the motor 4 drives the double drill wheel 501 to rotate, the double drill wheel 501 drives the rotating rod 502 to rotate, the rotating rod 502 drives the large gear 503 to rotate, the large gear 503 drives the small gear 504 to rotate through meshing, so that the small gear 504 drives the rotating rod 505 to rotate, so that the mounting table 506 moves along its surface to the area where welding is required, at this time the operator starts the pneumatic cylinder 507, so that the pneumatic cylinder 507 drives the operating box 510 to descend, and the operating box 510 drives the welding head 515 to descend, at this time the operator holds the hand crank 514 to rotate the turntable 513, so that the turntable 513 drives the second drill wheel 512 to rotate, and the second drill wheel 512 drives the first The drill wheel 511 rotates, so that the first drill wheel 511 drives the welding head 515 to rotate, realizing the welding equipment for complex automobile chassis structure. The welding head 515 can flexibly adjust the angle, which can help welders better approach the welding part and complete more difficult welding tasks, improve work efficiency, and improve operation accuracy. At the same time, the double drill wheel 501 drives the cross bar 602 to rotate through the belt group 601, and the cross bar 602 drives the threaded rod 605 to rotate through the connecting belt 604, so that the slider 606 moves along the surface of the threaded rod 605, and the slider 606 drives the connecting rod 607 to move, and the connecting rod 607 drives the spring push block 608 and the bottom push block 610 to clamp the accessories, which can ensure that they maintain a stable position during the welding process, prevent the chassis from moving or shaking, and contribute to the accuracy of the welding operation, ensuring the quality and accuracy of the welding.

[0039] The present invention provides a welding device and welding process for automobile chassis accessories. There are many methods and ways to implement the technical solution. The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention. All components not specified in this embodiment can be implemented by existing technologies.

Claims

1. A welding device for automobile chassis parts, comprising a workbench (1), Features: The top of the workbench (1) is fixedly connected to a side box (2), the top of the workbench (1) is fixedly connected to a work box (3), the right side of the work box (3) is fixedly connected to a motor (4), an adjustment mechanism (5) is arranged inside the work box (3), and the top of the workbench (1) is provided with a clamping mechanism (6), the adjustment mechanism (5) comprises a double drilling wheel (501), a rotating rod (502), a large gear (503), a small gear (504), a rotating rod (505), and a mounting platform (506); The double drill wheel (501) is fixedly connected to the output end of the motor (4), the rotating rod (502) is fixedly connected to the left side of the double drill wheel (501), the large gear (503) is fixedly connected to the end of the rotating rod (502) away from the double drill wheel (501), the small gear (504) is meshed with the surface of the large gear (503), the rotating rod (505) is fixedly connected to the left side of the small gear (504), and the mounting platform (506) is threadedly connected to the surface of the rotating rod (505); The adjustment mechanism (5) further comprises a pneumatic cylinder (507), a hydraulic rod (508), a mounting frame (509), an operating box (510), a first drilling wheel (511), a second drilling wheel (512), a rotating disk (513), a hand crank (514), and a welding head (515); the pneumatic cylinder (507) is fixedly connected to the inner wall of the mounting platform (506); the hydraulic rod (508) is rotatably connected to the bottom of the mounting platform (506); and the mounting frame (509) is rotatably connected to the hydraulic rod (508) away from the mounting platform. (506), the operating box (510) is fixedly connected to the bottom of the mounting platform (506), the first drilling wheel (511) is rotatably connected to the inner wall of the operating box (510), the second drilling wheel (512) is rotatably connected to the inner wall of the operating box (510), the turntable (513) is fixedly connected to the left side of the second drilling wheel (512) through a connecting rod, the hand crank (514) is fixedly connected to the surface of the turntable (513), and the welding head (515) is fixedly connected to the bottom of the first drilling wheel (511); The right side of the double drill wheel (501) is rotatably connected to the inner wall of the working box (3), the surface of the rotating rod (502) is rotatably connected to the inner wall of the working box (3), the right side of the large gear (503) is in contact with the inner wall of the working box (3), and the right side of the small gear (504) is in contact with the inner wall of the working box (3); The surface of the rotary rod (505) is rotatably connected to the inner wall of the working box (3), the rear portion of the mounting platform (506) is slidably connected to the inner wall of the working box (3), the rear portion of the mounting frame (509) is fixedly connected to the surface of the first drilling wheel (511), and the rotary disk (513) is rotatably connected to the inner wall of the operating box (510) via a connecting rod; The clamping mechanism (6) comprises a belt group (601), a cross bar (602), a vertical block (603), a connecting belt (604), a threaded rod (605), and a slider (606); the belt group (601) is connected to the surface of the double drill wheel (501); the vertical block (603) is fixedly connected to the inner wall of the side box (2); the cross bar (602) is rotatably connected to the inner wall of the vertical block (603); the connecting belt (604) is connected to the surface of the cross bar (602); the threaded rod (605) is rotatably connected to the inner wall of the vertical block (603); and the slider (606) is threadedly connected to the surface of the threaded rod (605); The clamping mechanism (6) further comprises a connecting rod (607), a spring push block (608), a C-shaped rod (609), and a bottom push block (610); the connecting rod (607) is fixedly connected to the rear of the slider (606); the spring push block (608) is connected to the surface of the connecting rod (607) via a spring; the C-shaped rod (609) is fixedly connected to the surface of the connecting rod (607); and the bottom push block (610) is slidably connected to the top of the workbench (1).

2. A welding device for automobile chassis parts according to claim 1, Features: The surface of the belt set (601) and the surface of the crossbar (602) are in contact with each other, and the surface of the connecting belt (604) and the surface of the threaded rod (605) are in contact with each other.

3. A welding device for automobile chassis parts according to claim 2, Features: The surface of the connecting rod (607) is slidably connected to the inner wall of the side box (2), and one end of the C-shaped rod (609) away from the connecting rod (607) is fixedly connected to the left side of the bottom push block (610).

4. A welding process for automobile chassis parts, It is characterized in that The welding equipment for automobile chassis parts according to claim 3 is characterized in that it comprises the following steps: Step 1: The operator places the automobile chassis parts on the top of the workbench (1), specifically inside the work box (3); Step 2: Start the motor (4), the motor (4) drives the double drill wheel (501) to rotate, the double drill wheel (501) drives the rotating rod (502) to rotate, the rotating rod (502) drives the large gear (503) to rotate, the large gear (503) drives the small gear (504) to rotate through meshing, so that the small gear (504) drives the rotating rod (505) to rotate, so that the mounting platform (506) moves along its surface to the area to be welded; Step 3: At this time, the operator starts the pneumatic cylinder (507), so that the pneumatic cylinder (507) drives the operating box (510) to descend, and the operating box (510) drives the welding head (515) to descend. At this time, the operator holds the hand crank (514) to rotate the turntable (513), so that the turntable (513) drives the second drilling wheel (512) to rotate, and the second drilling wheel (512) drives the first drilling wheel (511) to rotate, so that the first drilling wheel (511) drives the welding head (515) to rotate, thereby realizing flexible adjustment of the welding head (515); Step 4: The double drill wheel (501) drives the cross bar (602) to rotate through the belt group (601), and the cross bar (602) drives the threaded rod (605) to rotate through the connecting belt (604), so that the slider (606) moves along the surface of the threaded rod (605), and the slider (606) drives the connecting rod (607) to move, and the connecting rod (607) drives the spring push block (608) and the bottom push block (610) to clamp the accessory.

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