A metal product welding device with multi-angle effect

Abstract

The present invention relates to the technical field of welding equipment, and discloses a multi-angle metal product welding equipment, comprising an operating table, a rectangular hole is opened in the middle of the operating table, the front and rear inner walls of the rectangular hole are rotatably connected with a rotating rod, and the ends of the rotating rods close to each other are fixedly connected with the same rotating plate, a fixing component is arranged on the right side of the upper surface of the rotating plate, a moving component is arranged on the left side of the upper surface of the rotating plate, the rear end upper surface of the operating table is fixedly connected with a U-shaped frame, and the inner top wall of the U-shaped frame is fixedly connected with a guide column; the present invention controls the movement of the hydraulic cylinder through the control panel, so that when the hydraulic cylinder is extended and retracted, it can drive the rotating plate to rotate a certain angle around the rotating rod, so that the rotating plate is tilted a certain angle, so that the angle between the weld and the welding gun is fine-tuned, and under the drive of the servo motor, the weld can be stably rotated a certain angle for welding, thereby improving the welding quality.

Description

Technical Field

[0001] The invention relates to the technical field of welding equipment, in particular to a metal product welding equipment with multi-angle action. Background Art

[0002] Welding, also known as fusion, is a manufacturing process and technology that joins metals or other thermoplastic materials such as plastics by heating, high temperature and high pressure. There are many sources of energy for modern welding, including gas flame, arc, laser, electron beam, friction and ultrasound.

[0003] At present, argon arc welding is mainly done manually. After the spot welding of two pipe fittings is completed, they are placed on a rolling tool manually, and then the operator rolls the pipe fitting, welds it, rolls it again, and welds it again. This step is repeated until the pipe fitting is welded. However, when welding different pipe fittings, the welding angles are not the same. For example, the angles are different when welding pipe fittings and flanges or L-shaped pipes. At this time, it is difficult to always maintain the corresponding welding angle manually, which is not only labor-intensive, but also has low welding quality and low welding efficiency. Therefore, it is urgent to design a multi-angle metal product welding equipment to solve the above problems. Summary of the invention

[0004] 1. Technical issues to be resolved

[0005] In view of the shortcomings of the prior art, the present invention provides a multi-angle metal product welding equipment to solve the problem that the angles of welding pipe fittings and flanges or L-shaped pipes in the prior art mentioned in the above background technology are different. At this time, it is difficult to always maintain the corresponding welding angle manually, which not only wastes manpower, but also has low welding quality and low welding efficiency.

[0006] (II) Technical solution

[0007] To achieve the above object, the present invention provides the following technical solutions:

[0008] A multi-angle metal product welding equipment comprises an operating table, a rectangular hole is opened in the middle of the operating table, the front and rear inner walls of the rectangular hole are rotatably connected to a rotating rod, and the ends of the rotating rods close to each other are fixedly connected to the same rotating plate, a fixed component is arranged on the right side of the upper surface of the rotating plate, a movable component is arranged on the left side of the upper surface of the rotating plate, the rear end upper surface of the operating table is fixedly connected to a U-shaped frame, the inner top wall of the U-shaped frame is fixedly connected to a guide column, a translation component is arranged on the U-shaped frame, and a welding gun is arranged on the translation component, a support rod is fixedly connected to the upper surface of the right end of the operating table, and a control panel is hingedly connected to the top damping of the support rod.

[0009] Preferably, support columns are fixedly connected at the four corners of the lower surface of the operating table, a fixed plate is fixedly connected between the lower ends of the two support columns on the left side, a hydraulic cylinder is hinged on the upper surface of one end of the fixed plate, and the output end of the hydraulic cylinder is hinged to the lower surface of the right end of the rotating plate.

[0010] Preferably, a guide groove is provided in the middle portion of the left side of the rotating plate, and a first screw rod is rotatably connected to the inside of the guide groove through a bearing, the left end of the first screw rod passes through the guide groove through a rotating shaft and extends to the inside of the rectangular hole, and the extended end of the rotating shaft is fixedly connected to a turntable; a moving block is threadedly connected to the first screw rod, and the moving block is slidably connected to the inside of the guide groove, and a first circular plate is fixedly connected to the top of the moving block, and a step groove is provided in the middle portion of the top end of the first circular plate.

[0011] Preferably, the movable assembly includes a second circular plate, a convex platform, a movable plate and a clamping assembly, the top of the convex platform is fixedly connected to the bottom of the second circular plate, the convex platform is adapted to the step groove, and the convex platform is rotatably connected to the inside of the step groove, the lower surface of the second circular plate is slidably connected to the upper surface of the rotating plate, the fixed assembly includes a vertical plate, the bottom of the vertical plate is fixedly connected to the top of the rotating plate, the upper middle part of the vertical plate and the upper middle part of the movable plate are both rotatably connected to the connecting tube through a bearing, the two connecting tubes are fixedly connected at one end close to each other with a three-jaw chuck, and the center hole of the three-jaw chuck is the same size as the center hole of the connecting tube and is on the same center line, the middle part of the second circular plate and the middle part of the first circular plate are both provided with the same bolt hole, and the internal thread of the bolt hole is connected to the first fixing bolt.

[0012] Preferably, the end of the right connecting tube away from the three-jaw chuck extends to the right side of the vertical plate, and a gear ring is sleeved on the outer circumferential surface of the extended end of the right connecting tube, a servo motor is bolted to the right side of the top of the rotating plate, a gear is fixedly connected to the output end of the servo motor, and the gear is meshingly connected to the gear ring.

[0013] The lockhole that is formed on the two ends of the support frame is formed on the upper and lower edges of the two support frames and the lockhole that is formed on the two ends of the support frame is formed on the upper and lower edges of the two support frames.

[0014] Preferably, the stop assembly includes an ear plate, a second fixing bolt and a stop plate, the ear plate is fixedly connected to the connecting plate, the second fixing bolt thread penetrates the middle of the ear plate and extends to the right side of the ear plate, the stop plate is fixedly connected to the extended end of the second fixing bolt, and the end of the stop plate away from the second fixing bolt is fixedly connected with a rubber layer, and the rubber layer is in contact with the movable plate.

[0015] Preferably, the translation assembly includes a second screw rod, a forward and reverse motor, a threaded block, an extension column and a cylinder, the second screw rod is rotatably connected to the upper end of the U-shaped frame through a bearing, the forward and reverse motor is fixedly connected to the right upper end of the U-shaped frame, the output end of the forward and reverse motor passes through the U-shaped frame through a rotating shaft and is fixedly connected to the second screw rod, the threaded block is threadedly connected to the second screw rod, the top wall of the threaded block is provided with a sliding groove, and the guide column is slidably connected to the inside of the sliding groove, one end of the extension column is fixedly connected to the front side of the fixedly connected threaded block, the cylinder is fixedly connected to the lower surface of the other end of the extension column, the welding gun is fixedly connected to the output end of the cylinder, and the welding gun is located between the two three-jaw chucks.

[0016] (III) Beneficial effects

[0017] Compared with the prior art, the present invention provides a multi-angle metal product welding device, which has the following beneficial effects:

[0018] 1. In the present invention, when welding two pipe fittings or flanges, the distance between the two three-jaw chucks is adjusted to a suitable position by adjusting the turntable, the pipe fitting or flange is fixed by the three-jaw chuck, and then the turntable is rotated in the opposite direction to a suitable welding position, and the forward and reverse motors are controlled to rotate by the control panel to move the welding gun to the top of the welding seam, and the welding gun is controlled by the control panel to weld, and at the same time, the servo motor is started by the control panel to drive the gear ring to rotate, and the gear ring drives the connecting tube and the three-jaw chuck to rotate, so that the pipe fitting is rotated and welded at a uniform speed under the welding gun, so that the pipe fitting can maintain a corresponding welding angle, thereby improving welding quality and welding efficiency.

[0019] 2. The present invention controls the movement of the hydraulic cylinder through a control panel, so that when the hydraulic cylinder is extended or retracted, it can drive the rotating plate to rotate around the rotating rod at a certain angle, so that the rotating plate is tilted at a certain angle, so that the angle between the weld and the welding gun can be fine-tuned, and the weld can be stably rotated at a certain angle for welding under the drive of the servo motor, thereby improving the welding quality.

[0020] 3. When welding an L-shaped tube to another straight tube, the first fixing bolt can be loosened to make the second circular plate lose its limit and the movable plate can be rotated to degrees so that the clamping assembly is opposite to the three-jaw chuck on the right side, and the first fixing bolt can be screwed in to fix it. The L-shaped tube can be placed in the arc groove and the arc hole, and the limiting plate can be rotated so that the two-way screw can drive the two clamping plates to approach each other and limit and fix the L-shaped tube. Then the second fixing bolt can be screwed to make the stop plate contact with the movable plate so that the connecting plate can be limited. The weld width can be adjusted by the turntable, and then the welding gun can be controlled by the control panel for welding. After that, the second fixing bolt can be loosened to make the connecting plate lose its limit and the welding can be performed at a uniform speed driven by the servo motor. This improves the applicability of the equipment and enables welding at multiple angles. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is an overall schematic diagram of the structure of the present invention;

[0022] Figure 2 It is another perspective schematic diagram of the present invention;

[0023] Figure 3 It is a top view schematic diagram of the present invention;

[0024] Figure 4 It is a schematic diagram of the moving block and the first circular plate of the present invention;

[0025] Figure 5 It is a schematic diagram of the second circular plate, the convex platform, the fixing plate, the three-jaw chuck and the clamping assembly of the structure of the present invention;

[0026] Figure 6 It is a schematic diagram of a three-jaw chuck, a connecting cylinder, a connecting plate and a stop assembly of the structure of the present invention;

[0027] Figure 7 This is a schematic diagram of the connection between the support plate and the bidirectional screw rod of the structure of the present invention;

[0028] Figure 8 The figure is a schematic diagram of the connection between the guide block, extension column, cylinder and welding gun of the structure of the present invention.

[0029] In the figure: 1. operating table; 101. supporting column; 102. rectangular hole; 103. fixing plate; 104. hydraulic cylinder; 2. rotating plate; 201. guide groove; 202. first screw rod; 203. rotating disk; 204. moving block; 205. first circular plate; 206. step groove; 207. bolt hole; 208. rotating rod; 3. fixing assembly; 301. vertical plate; 302. connecting cylinder; 303. three-jaw chuck; 304. gear ring; 305. gear; 306. servo motor; 4. moving assembly; 401. second circular plate; 402. convex platform; 403. first fixing bolt ; 404, moving plate; 5, clamping assembly; 501, connecting plate; 502, convex slide; 503, clamping plate; 504, arc groove; 505, arc hole; 506, bidirectional screw; 507, limit plate; 508, convex slider; 6, stop assembly; 601, ear plate; 602, second fixing bolt; 603, stop plate; 7, U-shaped frame; 701, guide column; 702, second screw; 703, forward and reverse motor; 704, threaded block; 705, slide; 706, extension column; 707, cylinder; 708, welding gun; 8, support rod; 801, control panel. DETAILED DESCRIPTION

[0030] In order to better understand the purpose, structure and function of the present invention, the following is a further detailed description of a multi-angle metal product welding device of the present invention in conjunction with the accompanying drawings.

[0031] according to Figure 1-Figure 8 The present invention provides a multi-angle metal product welding device: comprising an operating table 1, a rectangular hole 102 is opened in the middle of the operating table 1, the front and rear inner walls of the rectangular hole 102 are both rotatably connected with a rotating rod 208, and the ends of the rotating rod 208 close to each other are fixedly connected with the same rotating plate 2, a fixing component 3 is arranged on the right side of the upper surface of the rotating plate 2, and a moving component 4 is arranged on the left side of the upper surface of the rotating plate 2, the upper surface of the rear end of the operating table 1 is fixedly connected with a U-shaped frame 7, the inner top wall of the U-shaped frame 7 is fixedly connected with a guide column 701, a translation component is arranged on the U-shaped frame 7, and a welding gun 708 is arranged on the translation component, and a support rod 8 is fixedly connected to the upper surface of the right end of the operating table 1, and a control panel 801 is hingedly connected to the top damping of the support rod 8;

[0032] The hydraulic cylinder 104, the servo motor 306, the forward and reverse motor 703 and the welding gun 708 are all electrically connected to the control panel 801. Through the control panel 801, the hydraulic cylinder 104, the servo motor 306, the forward and reverse motor 703 and the welding gun 708 can cooperate with each other to perform welding, which saves manpower, can perform multi-angle welding, and improves welding efficiency;

[0033] Specifically, support columns 101 are fixedly connected at the four corners of the lower surface of the operating table 1, a fixed plate 103 is fixedly connected between the lower ends of the two left support columns 101, a hydraulic cylinder 104 is hinged on the upper surface of one end of the fixed plate 103, and the output end of the hydraulic cylinder 104 is hinged to the lower surface of the right end of the rotating plate 2; when the hydraulic cylinder 104 is extended and retracted, it can drive the rotating plate 2 to rotate around the rotating rod 208 at a certain angle, so that the rotating plate 2 is tilted at a certain angle, so that the angle between the weld and the welding gun 708 can be finely adjusted;

[0034] Among them, a guide groove 201 is opened in the middle of the left side of the rotating plate 2, and a first screw rod 202 is rotatably connected to the inside of the guide groove 201 through a bearing, and the left end of the first screw rod 202 passes through the guide groove 201 through a rotating shaft and extends to the inside of the rectangular hole 102, and the extended end of the rotating shaft is fixedly connected to a rotating disk 203; a moving block 204 is threadedly connected to the first screw rod 202, and the moving block 204 is slidably connected to the inside of the guide groove 201, and a first circular plate 205 is fixedly connected to the top of the moving block 204, and a step groove 206 is opened in the middle of the top of the first circular plate 205; the rotating disk 203 drives the first screw rod 202 to rotate, and the first screw rod 202 drives the moving block 204 to move in the guide groove 201, thereby driving the components thereon to move, so that the distance between the two three-jaw chucks 303 is adjusted to a suitable position;

[0035] The moving assembly 4 includes a second circular plate 401, a convex platform 402, a moving plate 404 and a clamping assembly 5. The top of the convex platform 402 is fixedly connected to the bottom of the second circular plate 401. The convex platform 402 is adapted to the step groove 206, and the convex platform 402 is rotatably connected inside the step groove 206. The lower surface of the second circular plate 401 is slidably connected to the upper surface of the rotating plate 2. The fixing assembly 3 includes a vertical plate 301. The bottom of the vertical plate 301 is fixedly connected to the top of the rotating plate 2. The middle part of the upper end of the vertical plate 301 and the middle part of the upper end of the movable plate 404 are both rotatably connected to the connecting cylinder 302 through the bearing, and the ends of the two connecting cylinders 302 close to each other are fixedly connected with the three-jaw chuck 303, and the center hole of the three-jaw chuck 303 is the same size as the center hole of the connecting cylinder 302 and is on the same center line, and the middle part of the second circular plate 401 and the middle part of the first circular plate 205 are both opened with the same bolt hole 207, and the inner thread of the bolt hole 207 is connected with the first fixing bolt 403;

[0036] In this embodiment, the three-jaw chuck 303 can clamp pipes and flanges of different sizes to facilitate stable welding, and the two connecting tubes 302 can be rotated on the vertical plate 301 and the movable plate 404 respectively to facilitate overall rotation during welding.

[0037] Among them, the right connecting tube 302 extends to the right side of the vertical plate 301 at one end away from the three-jaw chuck 303, and a gear ring 304 is sleeved on the outer circumferential surface of the extended end of the right connecting tube 302, and a servo motor 306 is bolted to the right side of the top of the rotating plate 2, and a gear 305 is fixedly connected to the output end of the servo motor 306, and the gear 305 is meshingly connected to the gear ring 304; when the servo motor 306 rotates, it can drive the gear 305 to mesh with the gear ring 304 for transmission, and the gear ring 304 drives the connecting tube 302 and the three-jaw chuck 303 to rotate, so that the pipe fitting on the left side rotates accordingly, which is convenient for multi-angle welding.

[0038] Among them, the clamping assembly 5 is arranged on the left side of the corresponding connecting cylinder 302, and the clamping assembly 5 includes a connecting plate 501. The right side of the connecting plate 501 is fixedly connected to the left side of the corresponding connecting cylinder 302, and the connecting plate 501 is slidably connected to the movable plate 404. A central hole identical to the connecting cylinder 302 is provided in the middle of the connecting plate 501, and two symmetrically distributed convex grooves 502 are provided on the left side of the connecting plate 501. Two clamping plates 503 are slidably connected to the left side of the connecting plate 501. A convex sliding block 508 is fixedly connected to one side of the two clamping plates 503 and a position corresponding to the convex sliding block 502. The convex sliding block 508 is slidably connected inside the convex sliding block 502. An arc groove 504 is provided on one side of the two clamping plates 503 that are close to each other, and one end of the two clamping plates 503 that are close to each other and away from the connecting cylinder 302 is provided. An arc hole 505 is provided in the middle of one side of the connecting plate 501, and the arc hole 505 is connected to the arc groove 504. The same bidirectional screw 506 is threadedly connected between the ends of the two clamping plates 503 away from the arc groove 504, and the two ends of the bidirectional screw 506 respectively penetrate the corresponding clamping plates 503 and extend to the outside to be fixedly connected with the limiting disk 507; when the L-shaped tube is welded to another straight tube, the first fixing bolt 403 can be loosened to make the second circular plate 401 lose the limit and rotate the moving plate 404 to 180 degrees, so that the clamping assembly 5 is opposite to the right three-jaw chuck 303, and the first fixing bolt 403 is screwed in and fixed, and the L-shaped tube is placed in the arc groove 504 and the arc hole 505, and the limiting disk 507 is rotated to make the bidirectional screw 506 drive the two clamping plates 503 to approach each other and limit and fix the L-shaped tube.

[0039] Wherein, the translation assembly includes a second screw rod 702, a forward and reverse motor 703, a threaded block 704, an extension column 706 and a cylinder 707. The second screw rod 702 is rotatably connected to the upper end of the U-shaped frame 7 through a bearing, the forward and reverse motor 703 is fixedly connected to the upper right end of the U-shaped frame 7, the output end of the forward and reverse motor 703 passes through the U-shaped frame 7 through a rotating shaft and is fixedly connected to the second screw rod 702, the threaded block 704 is threadedly connected to the second screw rod 702, the top wall of the threaded block 704 is provided with a slide groove 705, and the guide column 701 is slidably connected to the inside of the slide groove 705, one end of the extension column 706 is fixedly connected to the front side of the fixedly connected threaded block 704, the cylinder 707 is fixedly connected to the lower surface of the other end of the extension column 706, the welding gun 708 is fixedly connected to the output end of the cylinder 707, and the welding gun 708 is located between the two three-jaw chucks 303;

[0040] Driven by the forward and reverse motor 703, the second screw rod 702 rotates, so that the threaded block 704 thereon can move left and right under the guidance of the guide column 701, so that the welding gun 708 moves to the top of the welding seam, and the cylinder 707 can drive the welding gun 708 to move up and down, so that the distance between the welding gun 708 and the welding seam can be adjusted;

[0041] See also Figure 5 and Figure 6 As shown, in order to position the L-shaped tube and prevent the connecting plate 501 from rotating, a stop assembly 6 can be provided on the connecting plate 501, and the stop assembly 6 includes an ear plate 601, a second fixing bolt 602 and a stop plate 603, the ear plate 601 is fixedly connected to the connecting plate 501, the second fixing bolt 602 is threadedly passed through the middle of the ear plate 601 and extends to the right side of the ear plate 601, the stop plate 603 is fixedly connected to the extended end of the second fixing bolt 602, and a rubber layer is fixedly connected to one end of the stop plate 603 away from the second fixing bolt 602, and the rubber layer is in contact with the movable plate 404;

[0042] The second fixing bolt 602 is screwed to make the rubber layer on the stop plate 603 contact the movable plate 404, so that the connecting plate 501 is limited to prevent the connecting plate 501 from rotating. After being fixed by spot welding, the second fixing bolt 602 can be loosened.

[0043] The working principle of the present invention is as follows: when welding two pipe fittings or flanges, the turntable 203 is adjusted to drive the turntable 203 to rotate the first screw rod 202, and the first screw rod 202 drives the moving block 204 to move in the guide groove 201, thereby driving the components thereon to move, so that the distance between the two three-jaw chucks 303 is adjusted to a suitable position, the pipe fitting or flange is fixed by the three-jaw chuck 303, and then the turntable 203 is reversely rotated to a suitable welding position, and the forward and reverse motor 703 is controlled to rotate by the control panel 801, and the forward and reverse motor 703 drives the second screw rod 702 to rotate, so that the threaded block 704 thereon can move left and right under the guidance of the guide column 701, so that the welding gun 708 moves to the top of the welding seam, and the cylinder 707 can drive the welding gun 708 to move up and down, so that the welding gun 708 and the welding seam are aligned. The distance between the seams can be adjusted, and the welding gun 708 is controlled to weld through the control panel 801. At the same time, the servo motor 306 is controlled to start through the control panel 801, so that the gear 305 drives the gear ring 304 to rotate, and the gear ring 304 drives the connecting tube 302 and the three-jaw chuck 303 to rotate, so that the pipe fittings are rotated slowly and uniformly and welded at a uniform speed through the welding gun 708, so that the pipe fittings can maintain the corresponding welding angle, improve the welding quality and welding efficiency; the hydraulic cylinder 104 is controlled to move through the control panel 801, so that when the hydraulic cylinder 104 is extended and retracted, it can drive the rotating plate 2 to rotate a certain angle around the rotating rod 208, so that the rotating plate 2 is tilted at a certain angle, so that the angle between the weld and the welding gun 708 is fine-tuned, and driven by the servo motor 306, the weld can be stably rotated at a certain angle for welding.

[0044] When welding the L-shaped tube to another straight tube, the first fixing bolt 403 can be loosened to make the second circular plate 401 lose its limit position and the movable plate 404 can be rotated to 180 degrees, so that the clamping assembly 5 is opposite to the right three-jaw chuck 303, and the first fixing bolt 403 is screwed in and fixed, and the L-shaped tube is placed in the arc groove 504 and the arc hole 505, and the limit plate 507 is rotated to make the bidirectional screw 506 drive the two clamping plates 503 to approach each other and limit and fix the L-shaped tube, and then the second fixing bolt 602 is screwed to make the L-shaped tube be welded to the L-shaped tube. The rubber layer on the stop plate 603 contacts the movable plate 404, so that the connecting plate 501 is limited. The weld width is adjusted by the turntable 203, and then the welding gun 708 is controlled by the control panel 801 for welding. After that, the second fixing bolt 602 is loosened to make the connecting plate 501 lose the limit, and the servo motor 306 is driven to perform uniform rotation welding. The above operation can be repeated by adjusting the angle of the rotating plate 2 as needed, which improves the applicability of the equipment and enables welding at multiple angles.

[0045] It is to be understood that the present invention is described by some embodiments, and it is known to those skilled in the art that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. In addition, under the teachings of the present invention, these features and embodiments may be modified to adapt to specific circumstances and materials without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application are within the scope of protection of the present invention.

Claims

1. A multi-angle metal product welding device, comprising an operating table (1), characterized in that: A rectangular hole (102) is provided in the middle of the operating table (1), the front and rear inner walls of the rectangular hole (102) are both rotatably connected to a rotating rod (208), and the ends of the rotating rod (208) close to each other are fixedly connected to the same rotating plate (2), a fixed component (3) is provided on the right side of the upper surface of the rotating plate (2), and a moving component (4) is provided on the left side of the upper surface of the rotating plate (2), the upper surface of the rear end of the operating table (1) is fixedly connected to a U-shaped frame (7), the inner top wall of the U-shaped frame (7) is fixedly connected to a guide column (701), a translation component is provided on the U-shaped frame (7), and a welding gun (708) is provided on the translation component, and a support rod (8) is fixedly connected to the upper surface of the right end of the operating table (1), and a control panel (801) is hingedly connected to the top of the support rod (8); The moving assembly (4) comprises a second circular plate (401), a convex platform (402), a moving plate (404) and a clamping assembly (5); the top of the convex platform (402) is fixedly connected to the bottom of the second circular plate (401); the convex platform (402) is adapted to the step groove (206), and the convex platform (402) is rotatably connected inside the step groove (206); the lower surface of the second circular plate (401) is slidably connected to the upper surface of the rotating plate (2); the fixed assembly (3) comprises a vertical plate (301); the bottom of the vertical plate (301) is rotatably connected to the top of the rotating plate (2); The middle part of the upper end of the vertical plate (301) and the middle part of the upper end of the movable plate (404) are both rotatably connected to the connecting cylinder (302) through a bearing, and the ends of the two connecting cylinders (302) close to each other are both fixedly connected to a three-jaw chuck (303), and the center hole of the three-jaw chuck (303) is the same size as the center hole of the connecting cylinder (302) and is on the same center line, and the middle part of the second circular plate (401) and the middle part of the first circular plate (205) are both provided with the same bolt hole (207), and the inner part of the bolt hole (207) is threadedly connected to the first fixing bolt (403); The clamping assembly (5) is arranged on the left side of the corresponding connecting tube (302), and the clamping assembly (5) comprises a connecting plate (501). The right side of the connecting plate (501) is fixedly connected to the left side of the corresponding connecting tube (302), and the connecting plate (501) is slidably connected to the movable plate (404). The middle part of the connecting plate (501) is provided with a center hole identical to that of the connecting tube (302), and the left side of the connecting plate (501) is provided with two symmetrically distributed convex sliding grooves (502). The left side of the connecting plate (501) is slidably connected to two clamping plates (503), and one side of the two clamping plates (503) and a position corresponding to the convex sliding groove (502) are fixedly connected to a convex sliding block (508). The convex sliding block (508) is slidably connected inside the convex sliding groove (502), and the two clamping plates (503) are provided with an arc groove (504) on the side close to each other, and the middle part of the side of the two clamping plates (503) close to each other and away from the connecting plate (501) is provided with an arc hole (505), and the arc hole (505) is connected to the arc groove (504), and the same bidirectional screw (506) is threadedly connected between the ends of the two clamping plates (503) away from the arc groove (504), and the two ends of the bidirectional screw (506) respectively penetrate the corresponding clamping plates (503) and extend to the outside to be fixedly connected to the limiting plate (507), and a stop assembly (6) is provided in the middle part of the front side of the connecting plate (501).

2. The multi-angle metal product welding equipment according to claim 1 is characterized in that: Support columns (101) are fixedly connected at the four corners of the lower surface of the operating table (1), a fixed plate (103) is fixedly connected between the lower ends of the two left support columns (101), a hydraulic cylinder (104) is hingedly connected to the upper surface of one end of the fixed plate (103), and the output end of the hydraulic cylinder (104) is hingedly connected to the lower surface of the right end of the rotating plate (2).

3. The multi-angle metal product welding equipment according to claim 1 is characterized in that: A guide groove (201) is provided in the middle of the left side of the rotating plate (2), and a first screw rod (202) is rotatably connected to the inside of the guide groove (201) via a bearing, and the left end of the first screw rod (202) passes through the guide groove (201) via a rotating shaft and extends to the inside of the rectangular hole (102), and the extended end of the rotating shaft is fixedly connected to a rotating disk (203).

4. The multi-angle metal product welding equipment according to claim 3 is characterized in that: A moving block (204) is threadedly connected to the first screw rod (202), and the moving block (204) is slidably connected to the inside of the guide groove (201). A first circular plate (205) is fixedly connected to the top of the moving block (204), and a step groove (206) is provided in the middle of the top end of the first circular plate (205).

5. The multi-angle metal product welding equipment according to claim 1 is characterized in that: One end of the right connecting tube (302) away from the three-jaw chuck (303) extends to the right of the vertical plate (301), and a gear ring (304) is sleeved on the outer circumferential surface of the extending end of the right connecting tube (302). A servo motor (306) is bolted to the right side of the top of the rotating plate (2), and a gear (305) is fixedly connected to the output end of the servo motor (306), and the gear (305) is meshingly connected to the gear ring (304).

6. The multi-angle metal product welding equipment according to claim 5 is characterized in that: The stop assembly (6) comprises an ear plate (601), a second fixing bolt (602) and a stop plate (603); the ear plate (601) is fixedly connected to the connecting plate (501); the second fixing bolt (602) is threadedly passed through the middle of the ear plate (601) and extends to the right side of the ear plate (601); the stop plate (603) is fixedly connected to the extended end of the second fixing bolt (602); a rubber layer is fixedly connected to one end of the stop plate (603) away from the second fixing bolt (602), and the rubber layer is in contact with the movable plate (404).

7. The multi-angle metal product welding equipment according to claim 1 is characterized in that: The translation assembly comprises a second screw rod (702), a forward and reverse motor (703), a threaded block (704), an extension column (706) and a cylinder (707); the second screw rod (702) is rotatably connected to the interior of the upper end of the U-shaped frame (7) via a bearing; the forward and reverse motor (703) is fixedly connected to the upper right end of the U-shaped frame (7); an output end of the forward and reverse motor (703) passes through the U-shaped frame (7) via a rotating shaft and is fixedly connected to the second screw rod (702); the threaded block (704) is threadedly connected to the U-shaped frame (7) On the second screw rod (702), a slide groove (705) is provided on the top wall of the threaded block (704), and the guide column (701) is slidably connected to the inside of the slide groove (705), one end of the extension column (706) is fixedly connected to the front side of the fixedly connected threaded block (704), the cylinder (707) is fixedly connected to the lower surface of the other end of the extension column (706), the welding gun (708) is fixedly connected to the output end of the cylinder (707), and the welding gun (708) is located between the two three-jaw chucks (303).

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