Angle-adjustable welding device with positioning function for steel structure machining

Abstract

The utility model relates to the technical field of steel structure processing, in particular to an angle-adjustable welding device with a positioning function for steel structure processing, which comprises a shell, a fixed plate arranged on the shell, a movable block connected with the fixed plate, a first threaded rod connected with a first motor, a second motor arranged on a movable frame, an L-shaped plate connected with the second threaded rod, and a positioning block connected with the L-shaped plate. The third motor is connected with a threaded cylinder, and the third threaded rod is connected with a pressing plate. A steel structure is placed on a movable frame, a second motor is started to enable a second threaded rod to rotate, an L-shaped plate drives clamping plates to move oppositely to clamp and fix the two sides of the steel structure, a third motor is started to drive a threaded barrel to rotate to enable a third threaded rod to move downwards, the third threaded rod drives a pressing plate to move downwards to fix the top face of the steel structure, and a first motor is started to drive a first threaded rod to rotate; the movable blocks drive the steel structures on the movable frame to move oppositely, welding operation is conducted after the steel structures reach a certain position, and therefore the steel structures needing to be welded on the two sides can be accurately aligned conveniently, and welding errors are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of steel structure processing, in particular to an angle-adjustable welding device with a positioning function for steel structure processing. Background Art

[0002] Steel structure is a structure made of steel materials and is one of the main types of building structures. The structure is mainly composed of steel beams, steel columns, steel trusses and other components made of steel sections and steel plates, and adopts rust removal and rust prevention processes such as silanization, pure manganese phosphating, water washing and drying, and galvanizing. The components or parts are usually connected by welds, bolts or rivets. Because of its light weight and simple construction, it is widely used in large factories, venues, super high-rise buildings and other fields. The steel structure processing procedures include lofting, material numbering, cutting, correction, forming, edge processing, tube and ball processing, hole making, friction surface processing, end processing, component assembly, round tube component processing and steel component pre-assembly, etc. The components or parts are connected and fixed by welding devices.

[0003] In the prior art, most welding devices for steel structure processing on the market do not have a positioning function during use, so it is difficult to accurately align the components or parts in the steel structure. Positioning depends entirely on manual positioning, which is prone to errors. To this end, the utility model proposes an adjustable angle welding device for steel structure processing with a positioning function to solve the above problem. Utility Model Content

[0004] The purpose of the utility model is to provide an adjustable angle welding device for steel structure processing with a positioning function to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an adjustable angle welding device for steel structure processing with a positioning function, comprising: a shell, a fixed plate is provided on the shell, the fixed plate is connected to a movable block, the movable block is connected to a threaded rod 1 and a movable frame, the threaded rod 1 is connected to a motor 1, the movable frame is provided with a motor 2, the motor 2 is connected to a threaded rod 2, the threaded rod 2 is connected to an L-shaped plate, the L-shaped plate is connected to a guide rod, a clamping plate and a motor 3, the motor 3 is connected to a threaded cylinder, the threaded cylinder is connected to a bearing and a threaded rod 3, the threaded rod 3 is connected to a pressure plate, the pressure plate is connected to a guide block, and the guide block is connected to a guide groove;

[0006] A vertical rod is arranged on the fixed plate, a horizontal plate is arranged on the vertical rod, the horizontal plate is connected with a hydraulic cylinder, the hydraulic cylinder is connected with a connecting plate, and the connecting plate is connected with a connecting groove and a welding manipulator;

[0007] A card slot frame and a fan are arranged in the shell, the card slot frame is connected to a filter frame, the fan is connected to a connecting pipe, the connecting pipe is connected to a purification device, and the purification device is connected to a transmission pipe.

[0008] Preferably, a slot frame is fixedly connected to the inner wall of the upper center of the shell, and a filter frame is movably connected to the inner wall of the slot frame. A fan is provided below the center of the filter frame, and the air outlet end of the fan is connected to the upper end of the connecting pipe, and the lower end of the connecting pipe is connected to the air inlet end of the purification device. The purification device is fixedly connected to the inner wall of the bottom plate of the shell, and the air outlet end of the purification device is fixedly connected to one end of the transmission pipe, and the other end of the transmission pipe is fixedly connected to the right plate of the shell.

[0009] Preferably, the top wall of the shell is fixedly connected with a fixing plate, and rectangular grooves are provided on the top surfaces of the front and rear ends of the center of the fixing plate, the rectangular grooves are connected with the shell, and the rectangular grooves are above the filter frame, and movable grooves are provided on the left and right sides of the rectangular groove, and the cross-section of the movable groove is convex, and a threaded rod 1 is provided in the movable groove, and the two ends of the threaded rod 1 are respectively rotatably connected in the left and right walls of the movable groove, and one end of the threaded rod 1 is fixedly connected to a motor 1, and the motor 1 is fixedly connected to the side wall of the shell, and the motor 1 is respectively on the left and right sides of the shell.

[0010] Preferably, a movable block is threadedly connected to the outer wall of the threaded rod 1, the outer wall of the movable block and the inner wall of the movable groove are slidably connected, the top surface of the movable block is fixedly connected to the bottom center of the movable frame, and the cross-section of the movable frame is U-shaped.

[0011] Preferably, two clamping plates are provided between the movable frames, the cross-section of the clamping plates is L-shaped, the bottom surface of the clamping plates is in sliding contact with the inner wall of the bottom plate of the movable frame, one end of the top surface of the clamping plates is fixedly connected with an L-shaped plate, the top surface of the L-shaped plates is fixedly connected with motor three at one end of the L-shaped plates close to the side plate of the movable frame, the output end of motor three is fixedly connected with a threaded barrel, the outer wall of the lower end of the threaded barrel is fixedly connected to the inner wall of the bearing, and the outer wall of the bearing is fixedly embedded in the upper plate of the clamping plate.

[0012] Preferably, the inner wall of the threaded cylinder is threadedly connected with a threaded rod three, the lower end of the threaded rod three is fixedly connected with a pressure plate, the pressure plate is between the clamping plates, the center of one side wall of the clamping plate is fixedly connected with a guide block, the outer wall of the guide block is slidably connected with a guide groove, and the guide groove is opened on the inner upper side of the side plate of the clamping plate.

[0013] Preferably, two threaded rods are provided between the movable frames, and the two ends of the two threaded rods are rotatably connected in the movable frames, one end of the two threaded rods is fixedly connected to the output end of the two motors, the two motors are fixedly connected to the outer wall of the movable frame, the outer walls of the two threaded rods are threadedly connected to the L-shaped plates, the two threaded rods are on one side of the threaded barrel and are perpendicular to each other, a guide rod is provided on the other side of the threaded barrel, the two ends of the guide rod are fixedly connected to the inner wall of the movable frame, and the outer wall of the guide rod is slidably connected to the L-shaped plate.

[0014] Preferably, the four corners of the top surface of the fixed plate are fixedly connected with vertical rods, the upper end surfaces of the vertical rods are fixedly connected to the four corners of the horizontal plate, a hydraulic cylinder is fixedly installed on the center of the horizontal plate, the movable end of the hydraulic cylinder is fixedly connected to a connecting plate, a welding manipulator is installed at the center of the bottom surface of the connecting plate, both ends of the connecting plate are slidably connected with connecting grooves, the connecting grooves are opened on one side wall of the support plate, the two ends of the support plate are fixedly connected to the side walls opposite to the upper ends of the vertical rods, the top surface of the support plate is respectively fixedly connected to the bottom surfaces of the left and right ends of the horizontal plate, and the support plate is above motor three.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The utility model places the steel structure between the movable frame, the clamping plate and the pressure plate, starts motor two to rotate the threaded rod two, causes the L-shaped plates to move toward each other, and at the same time the L-shaped plates slide on the guide rods, the L-shaped plates drive the clamping plates to move toward each other to clamp and fix the two sides of the steel structure, after turning off motor two, starts motor three to drive the threaded cylinder to rotate, the threaded cylinder causes the threaded rod three to move downward, the threaded rod three drives the guide block on the pressure plate to slide in the guide groove, and at the same time the pressure plate is fixed to the top surface of the steel structure, turns off motor three, starts motor one to drive threaded rod one to rotate, causes the movable block to drive the steel structure on the movable frame to move toward each other, turns off motor one after reaching a certain position, and then performs welding operations, thereby facilitating the precise alignment of the required welded steel structures on both sides and reducing welding errors. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a front right top view of the overall structure of the utility model;

[0018] Figure 2 It is a bottom view schematic diagram of the overall structure of the utility model;

[0019] Figure 3 It is a schematic diagram of the structural connection between the movable frames of the utility model;

[0020] Figure 4 For this utility model Figure 3 A schematic diagram of the enlarged structure of the middle A area;

[0021] Figure 5 This is a schematic diagram of the separation of the filter frame in the housing of the utility model.

[0022] In the figure: 1. shell; 2. filter frame; 3. slot frame; 4. hydraulic cylinder; 5. horizontal plate; 6. support plate; 7. vertical rod; 8. L-shaped plate; 9. movable frame; 10. fixed plate; 11. rectangular slot; 12. motor one; 13. threaded rod one; 14. movable slot; 15. welding manipulator; 16. connecting plate; 17. connecting slot; 18. movable block; 19. guide slot; 20. clamping plate; 21. pressure plate; 22. threaded barrel; 23. motor two; 24. motor three; 25. guide rod; 26. threaded rod two; 27. guide block; 28. threaded rod three; 29. ​​bearing; 30. transmission pipe; 31. purification device; 32. fan; 33. connecting pipe. DETAILED DESCRIPTION

[0023] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of the utility model. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] In the description of the present utility model, it should be noted that the terms "center", "middle", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "one", "first", "second", "third", "fourth", "fifth", "sixth" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0025] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] For the purpose of simplicity and illustration, the principles of the embodiments are mainly described by reference to examples. In the following description, many specific details are proposed to provide a thorough understanding of the embodiments. However, it is obvious that for those of ordinary skill in the art, these embodiments may not be limited to these specific details in practice. In some instances, known methods and structures are not described in detail to avoid making these embodiments unnecessarily difficult to understand. In addition, all embodiments can be used in combination with each other.

[0027] See also Figures 1 to 5The utility model provides a technical solution: an adjustable angle welding device for steel structure processing with a positioning function, comprising: a shell 1, a fixed plate 10 is provided on the shell 1, the fixed plate 10 is connected to a movable block 18, the movable block 18 is connected to a threaded rod 13 and a movable frame 9, the threaded rod 13 is connected to a motor 12, the top wall of the shell 1 is fixedly connected to the fixed plate 10, rectangular grooves 11 are provided on the top surfaces of the front and rear ends of the center of the fixed plate 10, the rectangular grooves 11 and the shell 1 are connected, and the rectangular grooves 11 are above the filter frame 2, the rectangular grooves 11 are convenient for residues to fall into the filter frame 2 for collection, and movable grooves 14 are provided on the left and right sides of the rectangular grooves 11, the cross-section of the movable grooves 14 is convex, and the movable grooves 14 are provided with threaded rods 1 3, and the two ends of the threaded rod 13 are respectively rotatably connected in the left and right walls of the movable groove 14, one end of the threaded rod 13 is fixedly connected to the motor 12, the motor 12 is fixedly connected to the side wall of the shell 1, and the motor 12 is respectively on the left and right sides of the shell 1, the outer wall of the threaded rod 13 is threadedly connected with a movable block 18, the outer wall of the movable block 18 and the inner wall of the movable groove 14 are slidably connected, the shape of the movable groove 14 can make the movable block 18 stably drive the movable frame 9 to move, the top surface of the movable block 18 is respectively fixedly connected to the bottom center of the movable frame 9, the cross-section of the movable frame 9 is U-shaped, and the movable frame 9 is provided with a motor 23, the motor 23 is connected to a threaded rod 26, the threaded rod 26 is connected to an L-shaped plate 8, and the L-shaped plate 8 is connected to a guide rod 2 5. The clamping plate 20 and the motor 3 24. The motor 3 24 is connected with a threaded barrel 22. The threaded barrel 22 is connected with a bearing 29 and a threaded rod 3 28. Two clamping plates 20 are arranged between the movable frames 9. The cross section of the clamping plate 20 is L-shaped. The bottom surface of the clamping plate 20 is in sliding contact with the inner wall of the bottom plate of the movable frame 9. One end of the top surface of the clamping plate 20 is fixedly connected with an L-shaped plate 8. The L-shaped plate 8 is at one end close to the side plate of the movable frame 9. The top surface of the L-shaped plate 8 is fixedly connected with the motor 3 24. The output end of the motor 3 24 is fixedly connected with the threaded barrel 22. The outer wall of the lower end of the threaded barrel 22 is fixedly connected with the inner wall of the bearing 29 respectively. The outer wall of the bearing 29 is fixedly embedded in the upper plate of the clamping plate 20. The threaded rod 3 28 is connected with a pressing plate 21. The pressing plate 21 A guide block 27 is connected, and the guide block 27 is connected to a guide groove 19, so that the pressure plate 21 can move more stably to fix the steel. The inner wall of the threaded cylinder 22 is threadedly connected with a threaded rod 3 28, and the lower end of the threaded rod 3 28 is fixedly connected with the pressure plate 21. The pressure plate 21 is between the clamping plates 20, and the center of one side wall of the clamping plate 20 is fixedly connected with a guide block 27. The outer wall of the guide block 27 is slidably connected with a guide groove 19, and the guide groove 19 is opened on the inner side plate of the clamping plate 20. A threaded rod 26 is provided between the movable frames 9, and the two ends of the threaded rod 26 are respectively rotatably connected in the movable frame 9, and one end of the threaded rod 26 is respectively fixedly connected to the output end of the motor 23, and the motor 23 is fixedly connected to the outer wall of the movable frame 9.The outer walls of the second threaded rod 26 are respectively threadedly connected to the L-shaped plate 8. The second threaded rod 26 is on one side of the threaded cylinder 22 and is perpendicular to each other. A guide rod 25 is provided on the other side of the threaded cylinder 22. Both ends of the guide rod 25 are respectively fixedly connected to the inner wall of the movable frame 9, and the outer wall of the guide rod 25 is slidably connected to the L-shaped plate 8.

[0028] A vertical rod 7 is provided on the fixed plate 10, and a horizontal plate 5 is provided on the vertical rod 7. The horizontal plate 5 is connected with a hydraulic cylinder 4, and the hydraulic cylinder 4 is connected with a connecting plate 16. The connecting plate 16 is connected with a connecting groove 17 and a welding manipulator 15. The four corners of the top surface of the fixed plate 10 are fixedly connected with the vertical rod 7, and the upper end surface of the vertical rod 7 is fixedly connected to the four corners of the horizontal plate 5. The hydraulic cylinder 4 is fixedly installed on the center of the horizontal plate 5, and the movable end of the hydraulic cylinder 4 is fixedly connected with the connecting plate 16. The welding manipulator 15 is installed at the center of the bottom surface of the connecting plate 16. Both ends of the connecting plate 16 are slidably connected with the connecting groove 17, so that the movement of the welding manipulator 15 can be more stable. The connecting groove 17 is provided on one side wall of the support plate 6, and both ends of the support plate 6 are fixedly connected to the side walls opposite to the upper end of the vertical rod 7. The top surface of the support plate 6 is fixedly connected to the bottom surfaces of the left and right ends of the horizontal plate 5, respectively, and the support plate 6 is above the motor three 24;

[0029] A slot frame 3 and a fan 32 are provided in the shell 1, the slot frame 3 is connected to the filter frame 2, the fan 32 is connected to the connecting pipe 33, the connecting pipe 33 is connected to the purifier 31, and the purifier 31 is connected to the transmission pipe 30. The slot frame 3 is fixedly connected to the inner wall of the center upper end of the shell 1, and the filter frame 2 is movably connected to the inner wall of the slot frame 3. A fan 32 is provided below the center of the filter frame 2, the air outlet end of the fan 32 is connected to the upper end of the connecting pipe 33, and the lower end of the connecting pipe 33 is connected to the air inlet end of the purifier 31. The purifier 31 is fixedly connected to the inner wall of the bottom plate of the shell 1, the air outlet end of the purifier 31 and one end of the transmission pipe 30 are fixedly connected, and the other end of the transmission pipe 30 is fixedly connected to the right plate of the shell 1. The fan 32 effectively absorbs the welding odor into the purifier 31 through the connecting pipe 33, and the purifier 31 effectively purifies the odor, so that the gas discharged from the transmission pipe 30 is non-polluting, thereby improving environmental protection.

[0030] When the device is working, the steel structure is placed between the movable frame 9, the clamping plate 20 and the pressing plate 21, and the motor 23 is started to rotate the threaded rod 26, so that the L-shaped plate 8 moves toward each other. At the same time, the L-shaped plate 8 slides on the guide rod 25, and the L-shaped plate 8 drives the clamping plate 20 to move toward each other to clamp and fix the two sides of the steel structure. After turning off the motor 23, the motor 3 24 is started to drive the threaded cylinder 22 to rotate, and the threaded cylinder 22 moves the threaded rod 3 28 downward. The threaded rod 3 28 drives the guide block 27 on the pressing plate 21 to slide in the guide groove 19. At the same time, the pressing plate 21 is fixed to the top surface of the steel structure. The motor 3 24 is turned off, and the motor 1 12 is started to drive the threaded rod 1 13 to rotate, so that the movable block 18 drives the steel structure on the movable frame 9 to move toward each other. After reaching a certain position, the motor 12 is turned off, and then the welding operation is carried out.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An adjustable angle welding device for steel structure processing with positioning function, comprising: The housing (1) is characterized in that: a fixed plate (10) is provided on the housing (1), the fixed plate (10) is connected with a movable block (18), the movable block (18) is connected with a threaded rod (13) and a movable frame (9), the threaded rod (13) is connected with a motor (12), the movable frame (9) is provided with a motor (23), the motor (23) is connected with a threaded rod (26), the threaded rod (26) is connected with an L-shaped plate (8), the L-shaped plate (8) is connected with a guide rod (25), a clamping plate (20) and a motor (24), the motor (24) is connected with a threaded cylinder (22), the threaded cylinder (22) is connected with a bearing (29) and a threaded rod (28), the threaded rod (28) is connected with a pressure plate (21), the pressure plate (21) is connected with a guide block (27), and the guide block (27) is connected with a guide groove (19); A vertical rod (7) is provided on the fixed plate (10), a horizontal plate (5) is provided on the vertical rod (7), the horizontal plate (5) is connected to a hydraulic cylinder (4), the hydraulic cylinder (4) is connected to a connecting plate (16), and the connecting plate (16) is connected to a connecting groove (17) and a welding manipulator (15); A card slot frame (3) and a fan (32) are provided in the housing (1); the card slot frame (3) is connected to a filter frame (2); the fan (32) is connected to a connecting pipe (33); the connecting pipe (33) is connected to a purification device (31); and the purification device (31) is connected to a transmission pipe (30).

2. The adjustable angle welding device with positioning function for steel structure processing according to claim 1 is characterized in that: A slot frame (3) is fixedly connected to the inner wall of the upper center of the shell (1), and a filter frame (2) is movably connected to the inner wall of the slot frame (3). A fan (32) is provided below the center of the filter frame (2), and the air outlet end of the fan (32) is connected to the upper end of the connecting pipe (33), and the lower end of the connecting pipe (33) is connected to the air inlet end of the purification device (31). The purification device (31) is fixedly connected to the inner wall of the bottom plate of the shell (1), and the air outlet end of the purification device (31) is fixedly connected to one end of the transmission pipe (30), and the other end of the transmission pipe (30) is fixedly connected to the right plate of the shell (1).

3. The adjustable angle welding device with positioning function for steel structure processing according to claim 1 is characterized in that: The top wall of the shell (1) is fixedly connected to a fixing plate (10), and rectangular grooves (11) are provided on the top surfaces of the front and rear ends of the center of the fixing plate (10), the rectangular groove (11) and the shell (1) are connected, and the rectangular groove (11) is above the filter frame (2), and movable grooves (14) are provided on the left and right sides of the rectangular groove (11), and the cross section of the movable groove (14) is in a convex shape, and a threaded rod (13) is provided in the movable groove (14), and the two ends of the threaded rod (13) are respectively rotatably connected in the left and right walls of the movable groove (14), and one end of the threaded rod (13) is fixedly connected to a motor (12), and the motor (12) is fixedly connected to the side wall of the shell (1), and the motor (12) is respectively on the left and right sides of the shell (1).

4. The adjustable angle welding device with positioning function for steel structure processing according to claim 1 is characterized in that: The outer wall of the threaded rod (13) is threadedly connected with a movable block (18), the outer wall of the movable block (18) and the inner wall of the movable groove (14) are slidably connected, the top surface of the movable block (18) is fixedly connected to the center of the bottom surface of the movable frame (9), and the cross-section of the movable frame (9) is U-shaped.

5. The adjustable angle welding device with positioning function for steel structure processing according to claim 1 is characterized in that: Two clamping plates (20) are arranged between the movable frames (9), the cross section of the clamping plates (20) is L-shaped, the bottom surface of the clamping plates (20) is in sliding contact with the inner wall of the bottom plate of the movable frame (9), one end of the top surface of the clamping plates (20) is fixedly connected with an L-shaped plate (8), the top surface of the L-shaped plate (8) is fixedly connected with a motor three (24) at one end of the L-shaped plate (8) close to the side plate of the movable frame (9), the output end of the motor three (24) is fixedly connected with a threaded cylinder (22), the outer wall of the lower end of the threaded cylinder (22) is fixedly connected with the inner wall of the bearing (29), and the outer wall of the bearing (29) is fixedly embedded in the upper plate of the clamping plate (20).

6. The adjustable angle welding device with positioning function for steel structure processing according to claim 1 is characterized in that: The inner wall of the threaded cylinder (22) is threadedly connected with a threaded rod three (28), and the lower end of the threaded rod three (28) is fixedly connected with a pressure plate (21). The pressure plate (21) is between the clamping plates (20). The center of one side wall of the clamping plate (20) is fixedly connected with a guide block (27), and the outer wall of the guide block (27) is slidably connected with a guide groove (19), which is arranged on the inner upper side of the side plate of the clamping plate (20).

7. The adjustable angle welding device with positioning function for steel structure processing according to claim 1 is characterized in that: A second threaded rod (26) is provided between the movable frames (9), and the two ends of the second threaded rod (26) are rotatably connected in the movable frames (9), one end of the second threaded rod (26) is fixedly connected to the output end of the second motor (23), the second motor (23) is fixedly connected to the outer wall of the movable frame (9), the outer wall of the second threaded rod (26) is threadedly connected to the L-shaped plate (8), the second threaded rod (26) is on one side of the threaded cylinder (22) and is perpendicular to each other, a guide rod (25) is provided on the other side of the threaded cylinder (22), the two ends of the guide rod (25) are fixedly connected to the inner wall of the movable frame (9), and the outer wall of the guide rod (25) is slidably connected to the L-shaped plate (8).

8. The adjustable angle welding device with positioning function for steel structure processing according to claim 1 is characterized in that: The four corners of the top surface of the fixed plate (10) are fixedly connected to vertical rods (7), the upper end surface of the vertical rods (7) are fixedly connected to the four corners of the horizontal plate (5), a hydraulic cylinder (4) is fixedly installed on the center of the horizontal plate (5), the movable end of the hydraulic cylinder (4) is fixedly connected to a connecting plate (16), a welding manipulator (15) is installed at the center of the bottom surface of the connecting plate (16), both ends of the connecting plate (16) are slidably connected to connecting grooves (17), the connecting grooves (17) are arranged on one side wall of the support plate (6), the two ends of the support plate (6) are fixedly connected to the side walls opposite to the upper end of the vertical rods (7), the top surface of the support plate (6) is respectively fixedly connected to the bottom surfaces of the left and right ends of the horizontal plate (5), and the support plate (6) is above the motor three (24).

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