Welding machine tool

Abstract

The invention discloses a welding machine tool and belongs to the technical field of welding machine tools, the welding machine tool comprises a chassis, a movable base is slidably connected to the inner side of the chassis, movable frames are slidably connected to the two sides of the top end of the movable base, and first clamps are fixedly connected to the ends, close to each other, of the movable frames; a removing box is fixedly connected to the middle of the top end of the chassis, a machining cabin is fixedly connected to the top end of the chassis, one end of the machining cabin is fixedly connected with the removing box, and the two first clamps are located on the two sides of the removing box. A second motor is meshed with an annular tooth groove through a second gear to drive the whole annular frame to rotate, meanwhile, a first motor is meshed with a third gear through a first gear and a convex tooth to drive a spray gun to move, linear movement of the spray gun is finely controlled, and rotation and linear movement are ingeniously combined through the design; the all-dimensional coverage of the clearing operation is ensured, and the multi-dimensional coverage in the clearing operation is realized.

Description

Technical Field

[0001] The invention belongs to the technical field of welding machine tools, and in particular relates to a welding processing machine tool. Background Art

[0002] Welding machine tools are important equipment used for connecting metal parts in industrial production. They use heat energy to melt the joining parts of the workpieces to achieve permanent connection of materials. Welding technology is widely used in the machine tool industry. With the development of technology, automated welding technology is more and more widely used in the machine tool industry. It performs welding tasks through programming and robot mechanisms, which improves the accuracy and efficiency of welding. They have multiple degrees of freedom, can perform complex welding operations, and have high precision and repeatability. Development of welding technology: The welding technology in the machine tool industry is developing in the direction of high efficiency, numerical control, and automation. New technologies such as vibration aging and centralized gas supply technology are also being explored and applied.

[0003] At present, pipe fittings are one of the most commonly used parts in the field of modern welding processing. They are widely used in various fields such as automobiles, construction, bridges, decoration and renovation. The welding of pipe fittings generally refers to welding a part to a metal pipe or welding a metal pipe to other parts. Due to the special shape of pipe fittings and the high difficulty, they can only be welded manually. This method not only has poor welding uniformity and affects welding strength, but also consumes a lot of manpower and time. Summary of the invention

[0004] The technical problem to be solved by the present invention is to overcome the disadvantages of the above-mentioned prior art and provide a welding machine tool.

[0005] The technical solution adopted to solve the above technical problems is: a welding machine tool, comprising a chassis, a mobile base is slidably connected to the inner side of the chassis, mobile racks are slidably connected to the two sides of the top of the mobile base, the mobile racks are fixedly connected to a first clamp at one end close to each other, a cleaning box is fixedly connected to the middle of the top of the chassis, a processing cabin is fixedly connected to the top of the chassis, one end of the processing cabin is fixedly connected to the cleaning box, and two first clamps are located on both sides of the cleaning box; Two observation windows are fixedly connected to the surface of one side of the processing cabin, and a circular double-leaf door is rotatably connected to the surface of the processing cabin between the observation windows. A docking cabin is arranged inside the circular double-leaf door, and the docking cabin is connected with the processing cabin through and through. An auxiliary welding frame is slidably connected to one end of the docking cabin located inside the processing cabin; Furthermore, second guide rails are fixedly connected to both sides of the top of the processing cabin, an electric slider is slidably connected inside the second guide rail, sliding columns are fixedly connected between the electric sliders, an electric sleeve is slidably connected through the middle of the sliding column, an L-shaped connecting column is fixedly connected to the bottom end of the electric sleeve, and one side of the bottom end of the L-shaped connecting column is fixedly connected to the auxiliary welding frame.

[0006] Through the above technical solution, the auxiliary welding frame can reach any position of the processing cabin through the second guide rails and slide columns in two different directions, which not only improves the flexibility of the welding operation but also ensures the accuracy of the welding process.

[0007] A first guide rail is provided at the top of the movable base, and the inner side of the first guide rail is slidably connected to the bottom end of the movable frame. The first clamp includes a hatch cover, and the hatch covers are rotatably connected to a concave turntable on the surface of one side close to each other, and the outer circle of the concave turntable away from the hatch covers is rotatably connected to an annular plate, and the annular plate is rotatably connected to the surface of the concave turntable with a plurality of first fixed sleeves, and the plurality of first fixed sleeves are arranged in a cross array, and clamping columns are slidably connected between the plurality of first fixed sleeves.

[0008] Through the above technical solution, the mobile base can send the parts to be welded into the processing chamber for welding operations. At the same time, the distance between the two first clamps on the mobile base can be adjusted. Through this design, parts of different lengths can be accurately positioned and fixed, thereby ensuring the consistency of welding quality.

[0009] Furthermore, a push plate is fixedly connected to the surface of the annular plate on one side close to the hatch cover, and the push plate is slidably connected to the inner side of the concave turntable. A hydraulic push rod is provided on the inner side of the concave turntable, and a C-shaped sleeve is rotatably connected to the bottom end of the hydraulic push rod. The C-shaped sleeve is fixedly connected to the inner side of the concave turntable, and the telescopic end of the hydraulic push rod is rotatably connected to the push plate.

[0010] Through the above technical solution, the hydraulic push rod pushes the annular plate to rotate through the push plate, so that the clamping columns between the first fixed sleeves move away from each other, thereby adjusting the size of the fixture so that parts of different sizes can be accurately positioned and fixed, thereby ensuring the consistency of welding quality.

[0011] Furthermore, meshing grooves are provided in the centers of the two side surfaces of the cleaning box, an annular frame is fixedly connected inside the cleaning box, the middle part of the annular frame is connected through the surface of the cleaning box, a mounting column is rotatably connected through the middle part of the circumferential surface of the annular frame, a spray gun is provided at one end of the mounting column close to the middle part of the annular frame, a threaded groove is provided on the surface of the mounting column, a third gear is threadedly connected to the surface of the mounting column through the threaded groove, and the third gear is rotatably connected to the annular frame.

[0012] Through the above technical solution, the rotating third gear can push the mounting column to move inside the annular frame through the threaded groove, and the spray gun that continuously adjusts its position can clean the dust on the surface of the parts to be welded, thereby ensuring the cleanliness during the welding process. This automatic adjustment mechanism not only improves the welding efficiency, but also greatly reduces the complexity and error rate of manual operation.

[0013] Furthermore, a slide bar is rotatably connected to the inner side of the annular frame, and a convex tooth is provided on one side surface of the slide bar, and the convex tooth is meshing and transmission connected with the third gear. An annular tooth groove is provided on the circumferential surface of the annular frame, and one side of the annular tooth groove is meshing and transmission connected with the second gear. Second fixed sleeves are provided on both sides of the second gear, and a second motor is fixedly connected to the surface of one side of the second fixed sleeve, and the power output end of the second motor is fixedly connected to the second gear. The end of the annular frame away from the mounting column is rotatably connected to the first gear, and one side of the first gear is meshing and transmission connected with the convex tooth. The middle part of the first gear is rotatably connected to the first motor, and the power output end of the first motor is fixedly connected to the first gear, and the first motor is fixedly connected to the annular frame.

[0014] Through the above technical solution, the second motor drives the entire annular frame to rotate through the engagement of the second gear with the annular tooth groove. At the same time, the first motor drives the spray gun to move through the engagement of the first gear, the convex tooth and the third gear, and finely controls the linear movement of the spray gun. This design cleverly combines rotation and linear motion to achieve multi-dimensional coverage in cleaning operations.

[0015] Further, the auxiliary welding frame includes an annular fixing frame, the circular surface of the annular fixing frame is fixedly connected to the L-shaped connecting column, the circumferential surface of the annular fixing frame is provided with a slide groove, the inner side of the slide groove is slidably connected to a first movable slide, the outer side of the first movable slide is rotatably connected to a rotating ring column, the outer surface of the rotating ring column is fixedly connected to a connecting handle, the connecting handle is fixedly connected to a second movable slide at one end away from the rotating ring column, the inner side of the second movable slide is slidably connected to a welding gun body, a gun head is provided at one end of the welding gun body, and the gun head is located in the middle of the annular fixing frame.

[0016] Through the above technical solution, the annular fixed frame in the auxiliary welding frame can achieve precise adjustment of the welding position through the slide groove and the first movable slide. The design of the slide groove allows the annular fixed frame to move freely in the vertical direction, while the first movable slide allows fine-tuning in the horizontal direction. This dual adjustment mechanism ensures the stability of the weldment and the welding quality during the welding process.

[0017] Furthermore, the annular fixing frame is fixedly connected to a clamp fixing frame inside, a plurality of concave columns are arranged on the inner side of the clamp fixing frame, a clamp plate is rotatably connected to the inner side of the concave columns, a second connecting column is fixedly connected between the concave columns at the same height, a first connecting column is fixedly connected between the two sides of the concave columns at the same height, a limiting sliding rod is slidably connected through the middle of the first connecting column, and both ends of the limiting sliding rod are fixedly connected to the clamp fixing frame.

[0018] Through the above technical solution, when the position of the clamp needs to be adjusted, the operator can change the tension of the clamp by moving the limit slide bar. The sliding of the limit slide bar enables the clamp to move up and down along the inner side of the concave column, thereby clamping or loosening the workpiece, and realizing flexible adjustment and stable fixation of the clamp.

[0019] Furthermore, a first movable slide is rotatably connected to the middle part of the inner side of the clamp fixing frame, and pull plates are rotatably connected to both ends of the first movable slide. The end of the pull plate away from the double-headed convex plate is rotatably connected to the middle part of the first connecting column, and a third motor is fixedly connected to the middle part of the outer surface of the clamp fixing frame, and the power output end of the third motor is fixedly connected to the middle part of the double-headed convex plate.

[0020] Through the above technical solution, the first connecting column and the second connecting column not only enhance the stability of the clamp fixing frame, but also ensure the accuracy of the clamp during operation. The second connecting column connects the concave columns of the same height to ensure the synchronous movement of the splint in the horizontal direction, while the first connecting column ensures the synchronous movement of the splint in the vertical direction.

[0021] The beneficial effects of the present invention are as follows: 1. The present invention provides a docking cabin on the inner side of the circular double-door, and an auxiliary welding frame is slidably connected to one end of the docking cabin. Therefore, during the welding process, the auxiliary welding frame can stably carry the parts to be welded, effectively preventing welding quality problems caused by shaking or misalignment of the parts. At the same time, the design of the sliding connection enables the auxiliary welding frame to be flexibly adjusted according to welding requirements, greatly improving the welding accuracy and efficiency. In addition, the docking cabin design on the inner side of the circular double-door not only saves space, but also makes the entire welding process more compact and orderly, and improves the cleanliness of the working environment.

[0022] 2. The present invention drives the entire annular frame to rotate through the engagement of the second motor with the annular tooth groove through the second gear. At the same time, the first motor drives the spray gun to move through the engagement of the first gear, the convex tooth and the third gear, and finely controls the linear movement of the spray gun. This design cleverly combines rotation with linear motion, ensuring all-round coverage of the cleaning operation and realizing multi-dimensional coverage in the cleaning operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 is a first structural schematic diagram of the present invention; Figure 2 is a second structural schematic diagram of the present invention; Figure 3 It is a first cross-sectional schematic diagram of the overall structure of the present invention; Figure 4 is a second cross-sectional schematic diagram of the overall structure of the present invention; Figure 5 is a schematic diagram of the main structure of the first clamp of the present invention; Figure 6 is a schematic diagram of a single first clamp of the present invention; Figure 7 It is a schematic diagram of the internal structure of the cleaning box of the present invention; Figure 8 is a first schematic diagram of the annular frame structure of the present invention; Fig. 9 is a second schematic diagram of the annular frame structure of the present invention; Fig.10 It is a schematic diagram of the auxiliary welding frame structure of the present invention; Fig.11 It is a schematic diagram of the internal fixture structure of the auxiliary welding frame of the present invention; Fig.12 It is a schematic cross-sectional view of the internal fixture structure of the auxiliary welding frame of the present invention.

[0024] Figure numerals: 1, chassis; 2, mobile base; 3, first fixture; 301, hatch cover; 302, annular plate; 303, concave turntable; 304, first fixed sleeve; 305, clamping column; 306, push plate; 307, hydraulic push rod; 308, C-type sleeve; 4, cleaning box; 401, annular frame; 402, mounting column; 403, threaded groove; 404, convex tooth; 405, slide bar; 406, first gear; 407, first motor; 408, meshing groove; 409, second motor; 410, second gear; 411, third gear; 412, spray gun; 413, annular tooth groove; 414, second fixed sleeve; 5, processing cabin; 6, observation window; 7, circular double door; 8 , moving frame; 9, first guide rail; 10, docking cabin; 11, auxiliary welding frame; 1101, annular fixing frame; 1102, slide groove; 1103, first moving slide; 1104, rotating ring column; 1105, connecting handle; 1106, second moving slide; 1107, welding gun body; 1108, gun head; 1109, fixture fixing frame; 1110, clamping plate; 1111, concave column; 1112, first connecting column; 1113, double-headed convex plate; 1114, third motor; 1115, pull plate; 1116, limit slide rod; 1117, second connecting column; 12, L-shaped connecting column; 13, electric sliding sleeve; 14, sliding column; 15, electric slider; 16, second guide rail. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0026] like Figures 1 to 12 As shown, a welding processing machine tool of this embodiment includes a chassis 1, a mobile base 2 is slidably connected to the inner side of the chassis 1, mobile frames 8 are slidably connected to both sides of the top of the mobile base 2, the mobile frames 8 are fixedly connected to a first clamp 3 close to one end thereof, a cleaning box 4 is fixedly connected to the middle of the top of the chassis 1, a processing cabin 5 is fixedly connected to the top of the chassis 1, one end of the processing cabin 5 is fixedly connected to the cleaning box 4, and two first clamps 3 are located on both sides of the cleaning box 4.

[0027] like Figures 2 to 3 As shown, two observation windows 6 are fixedly connected to the surface of one side of the processing cabin 5, and a circular double-door 7 is rotatably connected to the surface of the processing cabin 5 between the observation windows 6. A docking cabin 10 is provided on the inner side of the circular double-door 7. The docking cabin 10 is connected with the processing cabin 5 through a through hole. The docking cabin 10 is located inside the processing cabin 5 and is slidably connected to an auxiliary welding frame 11 at one end. The welding parts are placed through the docking cabin 10 inside the circular double-door 7, which greatly reduces the influence of dust in the air.

[0028] like Figure 3 to Figure 4 As shown, second guide rails 16 are fixedly connected to both sides of the top of the processing cabin 5, and electric sliders 15 are slidably connected inside the second guide rails 16. Slide columns 14 are fixedly connected between the electric sliders 15. An electric sleeve 13 is slidably connected through the middle of the slide column 14. An L-shaped connecting column 12 is fixedly connected to the bottom end of the electric sleeve 13. One side of the bottom end of the L-shaped connecting column 12 is fixedly connected to the auxiliary welding frame 11. Through the second guide rails 16 and the slide column 14 in two different directions, the auxiliary welding frame 11 can reach any position of the processing cabin 5, which not only improves the flexibility of the welding operation, but also ensures the accuracy of the welding process.

[0029] like Figures 5 and 6As shown, a first guide rail 9 is provided at the top of the movable base 2, and the inner side of the first guide rail 9 is slidably connected to the bottom end of the movable frame 8, and the first clamp 3 includes a hatch cover 301, and the distance between the two first clamps 3 on the movable base 2 can be adjusted. Through this design, components of different lengths can be accurately positioned and fixed, thereby ensuring the consistency of welding quality, and the hatch covers 301 are rotatably connected to the surface of one side close to each other with a concave turntable 303, and the outer circle of the concave turntable 303 away from the hatch cover 301 is rotatably connected to an annular plate 302, and the annular plate 302 and the surface of the concave turntable 303 are rotatably connected with a plurality of first fixing sleeves 304, and the plurality of first fixing sleeves 304 are arranged in a cross array, and a clamping column 305 is slidably connected between the plurality of first fixing sleeves 304, and the movable base 2 can deliver the components to be welded into the processing cabin 5 for welding operations.

[0030] like Figures 5 and 6 As shown, a push plate 306 is fixedly connected to the surface of the annular plate 302 close to the hatch cover 301, and the push plate 306 is slidably connected to the inner side of the concave turntable 303. A hydraulic push rod 307 is arranged on the inner side of the concave turntable 303, and a C-shaped sleeve 308 is rotatably connected to the bottom end of the hydraulic push rod 307. The C-shaped sleeve 308 is fixedly connected to the inner side of the concave turntable 303, and the telescopic end of the hydraulic push rod 307 is rotatably connected to the push plate 306. The hydraulic push rod 307 pushes the annular plate 302 to rotate through the push plate 306, so that the clamping columns 305 between the first fixed sleeve 304 are away from each other, thereby adjusting the size of the fixture so that components of different sizes can be accurately positioned and fixed, thereby ensuring the consistency of welding quality.

[0031] like Figures 7 to 9 As shown, meshing grooves 408 are provided at the centers of the two side surfaces of the cleaning box 4, an annular frame 401 is fixedly connected inside the cleaning box 4, the middle part of the annular frame 401 is connected with the surface of the cleaning box 4, a mounting column 402 is rotatably connected to the middle part of the circumferential surface of the annular frame 401, a spray gun 412 is provided at one end of the mounting column 402 near the middle part of the annular frame 401, a threaded groove 403 is provided on the surface of the mounting column 402, a third gear 411 is threadedly connected to the surface of the mounting column 402 through the threaded groove 403, the rotating third gear 411 can push the mounting column 402 to move inside the annular frame 401 through the threaded groove 403, the spray gun 412 that continuously adjusts its position can clean the dust on the surface of the parts to be welded, thereby ensuring the cleanliness during the welding process, the third gear 411 is rotatably connected to the annular frame 401, and an automatic adjustment mechanism is realized, which not only improves the welding efficiency, but also greatly reduces the complexity and error rate of manual operation.

[0032] like Figures 7 to 9As shown, the inner side of the annular frame 401 is rotatably connected with a slide bar 405, and a convex tooth 404 is provided on one side of the slide bar 405. The convex tooth 404 is meshed and transmission-connected with the third gear 411. The circumferential surface of the annular frame 401 is provided with an annular tooth groove 413, and one side of the annular tooth groove 413 is meshed and transmission-connected with a second gear 410. Second fixing sleeves 414 are provided on both sides of the second gear 410. A second motor 409 is fixedly connected to the surface of one side of the second fixing sleeve 414. The power output end of the second motor 409 is fixedly connected to the second gear 410. The second motor 409 drives the entire annular frame 401 to move forward through the meshing of the second gear 410 with the annular tooth groove 413. The annular frame 401 rotates, and one end of the annular frame 401 away from the mounting column 402 is rotatably connected to the first gear 406, and one side of the first gear 406 is meshed with the convex tooth 404 for transmission connection. The middle part of the first gear 406 is rotatably connected to the first motor 407, and the power output end of the first motor 407 is fixedly connected to the first gear 406, and the first motor 407 is fixedly connected to the annular frame 401. At the same time, the first motor 407 meshes with the third gear 411 through the first gear 406 and the convex tooth 404, thereby driving the spray gun 412 to move, and finely controlling the linear movement of the spray gun 412. This design cleverly combines rotation with linear motion to achieve multi-dimensional coverage in cleaning operations.

[0033] like Figures 10 to 12 As shown, the auxiliary welding frame 11 includes an annular fixing frame 1101, the circular surface of the annular fixing frame 1101 is fixedly connected to the L-shaped connecting column 12, the circumferential surface of the annular fixing frame 1101 is provided with a slide groove 1102, the inner side of the slide groove 1102 is slidably connected to the first movable slide 1103, the outer side of the first movable slide 1103 is rotatably connected to the rotating ring column 1104, the outer surface of the rotating ring column 1104 is fixedly connected to a connecting handle 1105, the connecting handle 1105 is fixedly connected to the end away from the rotating ring column 1104 with a second movable slide 1106, the inner side of the second movable slide 1106 is slidably connected to a welding gun body 1107, one end of the welding gun body 1107 is provided with a gun head 1108, and the gun head 1108 is located in the middle of the annular fixing frame 1101, and the annular fixing frame 1101 in the auxiliary welding frame 11 can realize precise adjustment of the welding position through the slide groove 1102 and the first movable slide 1103.

[0034] like Figures 10 to 12As shown, a clamp fixing frame 1109 is fixedly connected to the inside of the annular fixing frame 1101, and a plurality of concave columns 1111 are arranged on the inner side of the clamp fixing frame 1109, and a clamp plate 1110 is rotatably connected to the inner side of the concave columns 1111, wherein a second connecting column 1117 is fixedly connected between the concave columns 1111 at the same height, wherein a first connecting column 1112 is fixedly connected between the two sides of the concave columns 1111 at the same height, and the second connecting column 1117 connects the concave columns 1111 at the same height, thereby ensuring the synchronous movement of the clamp plate 1110 in the horizontal direction, and a limiting slide bar 1116 is slidably connected through the middle part of the first connecting column 1112, and both ends of the limiting slide bar 1116 are fixedly connected to the clamp fixing frame 1109, and the sliding of the limiting slide bar 1116 enables the clamp plate 1110 to move up and down along the inner side of the concave column 1111, thereby realizing the clamping or loosening of the workpiece, and can realize the flexible adjustment and stable fixation of the clamp.

[0035] like Figures 10 to 12 As shown, the first movable slide 1103 is rotatably connected to the middle part of the inner side of the clamp fixing frame 1109, and the two ends of the first movable slide 1103 are respectively rotatably connected to the pull plates 1115, and the pull plate 1115 is rotatably connected to the middle part of the first connecting column 1112 at one end away from the double-headed convex plate 1113. A third motor 1114 is fixedly connected to the middle part of the outer surface of the clamp fixing frame 1109, and the power output end of the third motor 1114 is fixedly connected to the middle part of the double-headed convex plate 1113. The third motor 1114 pulls the upper and lower concave columns 1111 closer to each other through the double-headed convex plate 1113 and the pull plate 1115, so as to achieve clamping of the welding parts.

[0036] The working principle of this embodiment is as follows: The processing personnel first place the two ends of the parts to be welded in the middle of the first clamp 3 respectively, and at the same time the distance between the two first clamps 3 on the mobile base 2 can be adjusted, so that parts of different lengths can be accurately positioned and fixed, thereby ensuring the consistency of welding quality, and then the hydraulic push rod 307 pushes the annular plate 302 to rotate through the push plate 306, so that the clamping columns 305 between the first fixing sleeve 304 are close to each other, thereby making the clamping columns 305 in the middle of the clamp tightly clamp the parts to be welded, so that parts of different sizes can be accurately positioned and fixed, after the fixation is completed, the mobile base 2 can slowly send the parts to be welded into the processing cabin 5 for welding operation, during this process, the parts to be welded pass through the cleaning box 4, and the second motor 409 inside the cleaning box 4 drives the entire annular frame 401 to rotate through the engagement of the second gear 410 with the annular tooth groove 413, and at the same time the first motor 407 drives the spray gun 412 to move through the first gear 406, the convex tooth 404 and the third gear 411, and finely controls With the multi-dimensional coverage of the spray gun 412, the parts to be welded are thoroughly cleaned to ensure the cleanliness during the welding process. When the hatch cover 301 on the surface of the first fixture 3 is engaged with the engagement groove 408 on the surface of the cleaning box 4, the internal sealing of the processing cabin 5 is completed, thereby reducing the influence of dust in the air. At this time, the processing personnel open the circular double-door 7 and place the welding parts between several clamps 1110 in the middle of the auxiliary welding frame 11. At this time, the third motor 1114 pulls the upper and lower concave columns 1111 closer to each other through the double-headed convex plate 1113 and the pull plate 1115 to achieve clamping of the welding parts. At the same time, the gun head 1108 can adjust the welding position according to the length and size of the welding parts through the first movable slide 1103 and the second movable slide 1106. Subsequently, through the second guide rails 16 and the slide column 14 in two different directions, the auxiliary welding frame 11 can reach any position of the processing cabin 5, so that the auxiliary welding frame 11 can be flexibly adjusted according to welding requirements, which greatly improves the welding accuracy and efficiency.

[0037] The above description is only a preferred embodiment of the present invention and is not intended to limit the protection scope of the present invention.

Claims

1. A welding machine tool, comprising a chassis (1), characterized in that: A movable base (2) is slidably connected to the inner side of the chassis (1), movable frames (8) are slidably connected to both sides of the top of the movable base (2), and the first clamps (3) are fixedly connected to one end of the movable frames (8) close to each other, a cleaning box (4) is fixedly connected to the middle of the top of the chassis (1), a processing cabin (5) is fixedly connected to the top of the chassis (1), and one end of the processing cabin (5) is fixedly connected to the cleaning box (4), and two first clamps (3) are located on both sides of the cleaning box (4); Two observation windows (6) are fixedly connected to the surface of one side of the processing cabin (5); a circular double-leaf door (7) is rotatably connected to the surface of the processing cabin (5) between the observation windows (6); a docking cabin (10) is arranged inside the circular double-leaf door (7); the docking cabin (10) is connected to the processing cabin (5); one end of the docking cabin (10) located inside the processing cabin (5) is slidably connected to an auxiliary welding frame (11); The processing chamber (5) is fixedly connected to the top sides of the processing chamber (5), the second guide rails (16) are slidably connected to the inside of the second guide rails (16), a sliding column (14) is fixedly connected between the electric sliding columns (15), an electric sliding sleeve (13) is slidably connected to the middle of the sliding column (14), the bottom end of the electric sliding sleeve (13) is fixedly connected to an L-shaped connecting column (12), and one side of the bottom end of the L-shaped connecting column (12) is fixedly connected to the auxiliary welding frame (11).

2. A welding machine tool according to claim 1, characterized in that: The top of the mobile base (2) is provided with a first guide rail (9), the inner side of the first guide rail (9) is slidably connected to the bottom of the mobile frame (8), the first clamp (3) comprises a hatch cover (301), the hatch covers (301) are rotatably connected to a concave turntable (303) on the surface of one side close to each other, the outer ring of the concave turntable (303) away from the hatch cover (301) is rotatably connected to an annular plate (302), the annular plate (302) and the surface of the concave turntable (303) are rotatably connected to a plurality of first fixing sleeves (304), the plurality of first fixing sleeves (304) are arranged in a cross array, and clamping columns (305) are slidably connected between the plurality of first fixing sleeves (304).

3. A welding machine tool according to claim 2, characterized in that: A push plate (306) is fixedly connected to the surface of one side of the annular plate (302) close to the hatch cover (301); the push plate (306) is slidably connected to the inner side of the concave turntable (303); a hydraulic push rod (307) is arranged on the inner side of the concave turntable (303); a C-shaped sleeve (308) is rotatably connected to the bottom end of the hydraulic push rod (307); the C-shaped sleeve (308) is fixedly connected to the inner side of the concave turntable (303); and the telescopic end of the hydraulic push rod (307) is rotatably connected to the push plate (306).

4. The welding machine tool according to claim 1, characterized in that: Engaging grooves (408) are provided at the centers of the surfaces of both sides of the cleaning box (4); an annular frame (401) is fixedly connected inside the cleaning box (4); the middle of the annular frame (401) is connected to the surface of the cleaning box (4); a mounting column (402) is connected to the middle of the circumferential surface of the annular frame (401) in rotation; a spray gun (412) is provided at one end of the mounting column (402) close to the middle of the annular frame (401); a threaded groove (403) is provided on the surface of the mounting column (402); a third gear (411) is threadedly connected to the surface of the mounting column (402) through the threaded groove (403); and the third gear (411) is rotationally connected to the annular frame (401).

5. A welding machine tool according to claim 4, characterized in that: A slide bar (405) is rotatably connected to the inner side of the annular frame (401); a convex tooth (404) is provided on one side surface of the slide bar (405); the convex tooth (404) is meshingly connected to a third gear (411); an annular tooth groove (413) is provided on the circumferential surface of the annular frame (401); one side of the annular tooth groove (413) is meshingly connected to a second gear (410); second fixing sleeves (414) are provided on both sides of the second gear (410); a second motor (410) is fixedly connected to one side surface of the second fixing sleeve (414); 409), the power output end of the second motor (409) is fixedly connected to the second gear (410), the end of the annular frame (401) away from the mounting column (402) is rotatably connected to the first gear (406), one side of the first gear (406) is meshed and transmission-connected with the convex tooth (404), the middle part of the first gear (406) is rotatably connected to the first motor (407), the power output end of the first motor (407) is fixedly connected to the first gear (406), and the first motor (407) is fixedly connected to the annular frame (401).

6. The welding machine tool according to claim 1, characterized in that: The auxiliary welding frame (11) comprises an annular fixing frame (1101), the annular surface of the annular fixing frame (1101) is fixedly connected to the L-shaped connecting column (12), the circumferential surface of the annular fixing frame (1101) is provided with a slide groove (1102), the inner side of the slide groove (1102) is slidably connected to a first movable slide (1103), the outer side of the first movable slide (1103) is rotatably connected to a rotating ring column (1104), the outer side surface of the rotating ring column (1104) is fixedly connected to a connecting handle (1105), the end of the connecting handle (1105) away from the rotating ring column (1104) is fixedly connected to a second movable slide (1106), the inner side of the second movable slide (1106) is slidably connected to a welding gun body (1107), one end of the welding gun body (1107) is provided with a gun head (1108), and the gun head (1108) is located in the middle of the annular fixing frame (1101).

7. A welding machine tool according to claim 6, characterized in that: The annular fixing frame (1101) is fixedly connected to a clamp fixing frame (1109) inside, and a plurality of concave columns (1111) are arranged inside the clamp fixing frame (1109), and a clamp plate (1110) is rotatably connected inside the concave columns (1111), wherein a second connecting column (1117) is fixedly connected between the concave columns (1111) located at the same height, and a first connecting column (1112) is fixedly connected between the two sides of the concave columns (1111) located at the same height, and a limiting sliding rod (1116) is slidably connected through the middle of the first connecting column (1112), and both ends of the limiting sliding rod (1116) are fixedly connected to the clamp fixing frame (1109).

8. The welding machine tool according to claim 7, characterized in that: The middle part of the inner side of the clamp fixing frame (1109) is rotatably connected to the first movable slide (1103), and the two ends of the first movable slide (1103) are respectively rotatably connected to pull plates (1115), and the end of the pull plate (1115) away from the double-headed convex plate (1113) is rotatably connected to the middle part of the first connecting column (1112), and the middle part of the outer surface of the clamp fixing frame (1109) is fixedly connected to the third motor (1114), and the power output end of the third motor (1114) is fixedly connected to the middle part of the double-headed convex plate (1113).

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