Welding device for electric power iron tower connecting piece

Abstract

The invention discloses a welding device for an electric iron tower connecting piece, and belongs to the technical field of welding devices, the welding device comprises a welding platform, a first supporting plate and a second supporting plate are arranged on the welding platform, and the first supporting plate and the second supporting plate are fixedly connected through a connecting plate; the first supporting plate is provided with a first fixing piece used for fixing a workpiece, and the second supporting plate is provided with a second fixing piece used for fixing the workpiece. A lifting mechanism is installed on the welding platform and comprises a lifting motor fixedly connected to the welding platform and a lifting screw rotationally installed on the welding platform, an output shaft of the lifting motor is connected with the lifting screw through a bevel gear set, and a lifting guide rod is fixedly connected to the welding platform; the lifting screw and the lifting guide rod vertically penetrate into the first supporting plate, and the lifting screw is in threaded connection with the first supporting plate. The problem that the welding effect of the connecting piece is low is solved.

Description

Technical Field

[0001] The present application relates to the technical field of welding devices, and in particular to a welding device for a power tower connector. Background Art

[0002] Power tower connectors refer to various types of connecting parts used in the assembly and construction of power towers. Their main function is to connect and fix the various components of the tower to ensure the overall stability and safety of the tower. During the production process of the connectors, welding equipment is required to weld the various components together.

[0003] In the related art, the welding device of the power tower connector includes a welding platform and a welding machine, a first fixing member and a second fixing member for fixing the workpiece are installed on the welding platform, a mounting frame is fixedly connected to the welding platform, a slide rail is fixedly connected to the mounting frame, a slide plate is slidably installed on the slide rail, a linear motor for driving the slide plate to move is fixedly connected to the mounting frame, a cylinder is fixedly connected to the slide plate, the cylinder is fixedly connected to the welding machine, the cylinder is started, the cylinder drives the welding machine to move above the welding point of the workpiece, the linear motor and the welding machine are started, the linear motor drives the welding machine to move along the welding seam on the workpiece, so that the welding machine welds the workpiece.

[0004] However, when welding of one side of the connector is completed and welding of the other side of the connector is to be performed, the worker needs to first remove the connector from the welding platform, then flip the connector over, and place the connector on the welding platform again, and finally fix the connector with a fixing piece before welding of the other side of the connector can be performed, resulting in a lower welding effect of the connector. Summary of the invention

[0005] In order to solve the problem of low welding effect of connecting parts, the present application provides a welding device for connecting parts of a power tower.

[0006] The welding device of a power tower connector provided in the present application adopts the following technical solution: A welding device for a power tower connector, comprising a welding platform, wherein a first support plate and a second support plate are arranged on the welding platform, wherein the first support plate and the second support plate are fixedly connected via a connecting plate, wherein a first fixing member for fixing a workpiece is mounted on the first support plate, and a second fixing member for fixing the workpiece is mounted on the second support plate; A lifting mechanism is installed on the welding platform, and the lifting mechanism includes a lifting motor fixedly connected to the welding platform and a lifting screw rotatably installed on the welding platform, the output shaft of the lifting motor is connected to the lifting screw through a bevel gear set, and a lifting guide rod is fixedly connected to the welding platform, and the lifting screw and the lifting guide rod are both vertically penetrated into the first support plate, and the lifting screw is threadedly connected to the first support plate; A welding machine is arranged on the welding platform, and a turning mechanism for driving the welding machine to turn over is installed on the welding platform.

[0007] Preferably, a mounting plate is provided on the welding platform, a slide rail is fixedly connected to the mounting plate, a slide plate is slidably mounted on the slide rail, a linear motor for driving the slide plate to move is mounted on the mounting plate, a cylinder is fixedly connected to the slide plate, the output end of the cylinder is connected to the welding machine, a moving screw is rotatably mounted on the welding platform, a moving guide rod is fixedly connected to the welding platform, the moving screw and the moving guide rod are both inserted into the mounting plate, the moving screw is threadedly connected to the mounting plate, and a conveyor belt is sleeved on the moving screw and the lifting screw.

[0008] Preferably, the flipping mechanism includes a flipping plate rotatably mounted on the output end of the cylinder, the welding machine is fixedly connected to the flipping plate, the second support plate is fixedly connected to a fixing rod, two transmission plates are fixedly connected to the fixing rod, a plurality of teeth are hingedly connected to the two transmission plates, the hinge shafts in the plurality of teeth are located on one side of the teeth, a torsion spring is sleeved on the hinge shafts in the plurality of teeth, and a flipping gear capable of meshing with the plurality of teeth is fixedly connected to the flipping plate.

[0009] Preferably, the first fixing member includes a positioning column fixedly connected to the first supporting plate, the positioning column can pass through the positioning hole on the workpiece, a positioning plate is rotatably mounted on the first supporting plate, the positioning plate can be flipped over the workpiece, a transmission mechanism is mounted on the connecting plate, and the flipping plate can drive the positioning plate to flip through the transmission mechanism.

[0010] Preferably, the transmission mechanism includes a first gear rotatably mounted on the second support plate and a first rack slidably mounted on the second support plate, the first gear meshes with the first rack, a first L-shaped connecting rod is fixedly connected to the first rack, a baffle rod is fixedly connected to the first L-shaped connecting rod, and the baffle rod can contact the flip plate, a transmission spring is fixedly connected between the first rack and the second support plate, a second L-shaped connecting rod is fixedly connected to the first rack, the second L-shaped connecting rod is rotatably connected to the positioning plate via a transmission rod, and a locking mechanism for locking the first rack is installed on the connecting plate.

[0011] Preferably, the second fixing member includes two fixing columns fixedly connected to the second supporting plate, the two fixing columns are symmetrically arranged along the mid-perpendicular line of the workpiece, the two fixing columns are both in contact with one side of the workpiece, a fixing plate is slidably installed on the second supporting plate, a limiting column in contact with the other side of the workpiece is fixedly connected to the fixing plate, and the transmission mechanism can drive the fixing plate to move.

[0012] Preferably, a second rack meshing with the first gear is slidably mounted on the second support plate, and the second rack is fixedly connected to the fixed plate via a third L-shaped connecting rod.

[0013] Preferably, the locking mechanism includes a fixed block fixedly connected to the second support plate, a mounting groove is provided on the side wall of the fixed block facing the L-shaped guard rod, a locking spring is fixedly connected to the inner wall of the mounting groove, a locking block is slidably installed in the mounting groove, the locking spring is fixedly connected to the locking block, a plug-in groove for inserting the locking block is provided on the side wall of the second rack, a separation mechanism is installed on the second support plate, and the flip plate can drive the locking block to be pulled out of the plug-in groove through the separation mechanism.

[0014] Preferably, the separation mechanism includes a first L-shaped separation rod slidably mounted on a second support plate, a second L-shaped separation rod is fixedly connected to the first L-shaped separation rod, the second L-shaped separation rod can contact the flip plate, and the first L-shaped separation rod is fixedly connected to the locking block by a pull rope.

[0015] Preferably, a grinder is fixedly connected to a side of the flip plate away from the welding machine.

[0016] In summary, the present application includes at least one of the following beneficial technical effects: 1. When the connecting piece needs to be welded, the workpiece is placed on the first support plate and the second support plate respectively, and the workpiece is fixed by the first fixing piece and the second fixing piece respectively, and then the welding machine welds the workpiece. When one side of the connecting piece is welded, the lifting motor is started, and the lifting motor drives the lifting screw to rotate, and the lifting screw drives the first support plate and the second support plate to move, so that the connecting piece moves upward, and at the same time, the turning mechanism is started to drive the welding machine to turn upward, and the welding machine can weld the bottom surface of the connecting piece, which solves the problem of low welding effect of the connecting piece; 2. During the movement of the flip plate, the flip plate pushes the baffle rod to move, the baffle rod drives the first L-shaped connecting rod to move, the first L-shaped connecting rod drives the first rack to move, the first rack drives the second L-shaped connecting rod to move, the second L-shaped connecting rod drives the positioning plate to flip through the transmission rod to fix the workpiece, and the locking mechanism locks the first rack, thereby improving the stability of the workpiece during welding; 3. When the welding machine rotates to the upper end of the flip plate, the grinder rotates to the lower end of the flip plate. During the return process of the flip plate, the grinder grinds the welding seam to improve the aesthetics of the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of a welding device for a power tower connector according to an embodiment of the present application.

[0018] Figure 2 It is a schematic diagram of the structure of the moving screw of an embodiment of the present application.

[0019] Figure 3 It is a structural schematic diagram of the lifting mechanism of an embodiment of the present application.

[0020] Figure 4 It is a schematic structural diagram of the first fixing member of an embodiment of the present application.

[0021] Figure 5 It is a structural schematic diagram of the transmission mechanism of an embodiment of the present application.

[0022] Figure 6 It is a structural schematic diagram of the flipping mechanism of an embodiment of the present application.

[0023] Description of reference numerals: 1. Welding platform; 11. First support plate; 12. Second support plate; 121. Fixing rod; 13. Connecting plate; 14. Welding machine; 15. Mounting plate; 16. Cylinder; 17. Moving screw; 18. Grinding machine; 2. Lifting mechanism; 21. Lifting motor; 22. Lifting screw; 3. Turning mechanism; 31. Turning plate; 32. Transmission plate; 33. Tooth; 34. Turning gear; 4. First fixing member; 41. Positioning column; 42. Positioning plate; 5. Second fixing member; 51 , fixing column; 52, fixing plate; 53, limiting column; 6, transmission mechanism; 61, first gear; 62, first rack; 63, first L-shaped connecting rod; 64, blocking rod; 65, transmission spring; 66, second L-shaped connecting rod; 67, transmission rod; 68, second rack; 69, third L-shaped connecting rod; 7, locking mechanism; 71, fixing block; 72, locking spring; 73, locking block; 8, separation mechanism; 81, first L-shaped separation rod; 82, second L-shaped separation rod; 83, pull rope. DETAILED DESCRIPTION

[0024] The following is combined with Figure 1-6 This application is described in further detail.

[0025] The present application embodiment discloses a welding device for a power tower connector, referring to Figures 1 to 3, including a welding platform 1, a first support plate 11 and a second support plate 12 are provided on the welding platform 1, the first support plate 11 and the second support plate 12 are fixedly connected by a connecting plate 13, a first fixing member 4 for fixing a workpiece is installed on the first support plate 11, and a second fixing member 5 for fixing the workpiece is installed on the second support plate 12; a lifting mechanism 2 is installed on the welding platform 1, the lifting mechanism 2 includes a lifting motor 21 fixedly connected to the welding platform 1 and a lifting screw 22 rotatably installed on the welding platform 1, the output shaft of the lifting motor 21 is connected to the lifting screw 22 through a bevel gear set, a lifting guide rod is fixedly connected to the welding platform 1, the lifting screw 22 and the lifting guide rod are vertically penetrated into the first support plate 11, and the lifting screw 22 is threadedly connected to the first support plate 11; a welding machine 14 is provided on the welding platform 1, and a flipping mechanism 3 for driving the welding machine 14 to flip is installed on the welding platform 1.

[0026] When the connecting piece needs to be welded, the workpiece is placed on the first support plate 11 and the second support plate 12 respectively, and the workpiece is fixed by the first fixing piece 4 and the second fixing piece 5 respectively, and then the welding machine 14 welds the workpiece. When the welding of one side of the connecting piece is completed, the lifting motor 21 is started, and the lifting motor 21 drives the lifting screw 22 to rotate, and the lifting screw 22 drives the first support plate 11 and the second support plate 12 to move, so that the connecting piece moves upward, and at the same time, the turning mechanism 3 is started to drive the welding machine 14 to turn upward, and the welding machine 14 can weld the bottom surface of the connecting piece, which solves the problem of low welding effect of the connecting piece. Reference Figure 1 and Figure 2 A mounting plate 15 is provided on the welding platform 1, a slide rail is fixedly connected to the mounting plate 15, a slide plate is slidably installed on the slide rail, a linear motor for driving the slide plate to move is installed on the mounting plate 15, a cylinder 16 is fixedly connected to the slide plate, and the output end of the cylinder 16 is connected to the welding machine 14, a moving screw 17 is rotatably installed on the welding platform 1, a moving guide rod is fixedly connected to the welding platform 1, the moving screw 17 and the moving guide rod are both penetrated into the mounting plate 15, the moving screw 17 is threadedly connected to the mounting plate 15, and a conveyor belt is sleeved on the moving screw 17 and the lifting screw 22; during the rotation of the lifting screw 22, the lifting screw 22 drives the moving screw 17 to rotate through the conveyor belt, the moving screw 17 drives the mounting plate 15 to move downward, the mounting plate 15 drives the cylinder 16 to move downward, and the cylinder 16 drives the welding machine 14 to move downward, thereby shortening the moving distance of the connecting piece and reducing the area occupied by the welding device.

[0027] Reference Figures 2 to 6The flip mechanism 3 includes a flip plate 31, which is rotatably mounted on the output end of the cylinder 16, and the welding machine 14 is fixedly connected to the flip plate 31. A fixing rod 121 is fixedly connected to the second support plate 12, and two transmission plates 32 are fixedly connected to the fixing rod 121. A plurality of teeth 33 are hingedly connected to the two transmission plates 32, and the hinge shafts of the plurality of teeth 33 are all located on one side of the teeth 33. The hinge shafts of the plurality of teeth 33 are all sleeved with torsion springs, and a flip gear 34 that can mesh with the plurality of teeth 33 is fixedly connected to the flip plate 31; when it is necessary to weld the connecting piece The linear motor drives the cylinder 16 to move, the cylinder 16 drives the flip plate 31 to move, the flip plate 31 drives the welder 14 to weld the connecting piece, when the connecting piece welding is completed, the flip gear 34 meshes with the multiple teeth 33, the multiple teeth 33 drive the flip gear 34 to rotate, the flip gear 34 drives the flip plate 31 to rotate, the flip plate 31 drives the welder 14 to rotate, so that the welding point of the welder 14 is set upward, when the welder 14 returns to the initial position, the multiple teeth 33 cannot drive the flip gear 34 to flip, and the welding point of the welder 14 is still set upward.

[0028] Reference Figure 3 and Figure 4 The first fixing member 4 includes a positioning column 41, which is fixedly connected to the first supporting plate 11. The positioning column 41 can pass through the positioning hole on the workpiece. A positioning plate 42 is rotatably installed on the first supporting plate 11, and the positioning plate 42 can be flipped to the top of the workpiece. A transmission mechanism 6 is installed on the connecting plate 13, and the flip plate 31 can drive the positioning plate 42 to flip through the transmission mechanism 6; when it is necessary to weld the connecting member, the cylinder 16 is started, and the cylinder 16 drives the welding machine 14 to move to the top of the connecting member. At the same time, the flip plate 31 drives the positioning plate 42 to flip through the transmission mechanism 6, so that the positioning plate 42 covers the top of the workpiece to fix the workpiece.

[0029] Reference Figure 4 and Figure 5The transmission mechanism 6 includes a first gear 61 and a first rack 62. The first gear 61 is rotatably mounted on the second support plate 12. The first rack 62 is slidably mounted on the second support plate 12. The first gear 61 is meshed with the first rack 62. The first rack 62 is fixedly connected with a first L-shaped connecting rod 63. The first L-shaped connecting rod 63 is fixedly connected with a blocking rod 64. The blocking rod 64 can contact the flip plate 31. A transmission spring 65 is fixedly connected between the first rack 62 and the second support plate 12. The first rack 62 is fixedly connected with a second L-shaped connecting rod 66. The second L-shaped connecting rod 66 is connected to the second rack 62 through the transmission rod 6 7 is rotatably connected to the positioning plate 42, and a locking mechanism 7 for locking the first rack 62 is installed on the connecting plate 13; during the movement of the flip plate 31, the flip plate 31 pushes the blocking rod 64 to move, the blocking rod 64 drives the first L-shaped connecting rod 63 to move, the first L-shaped connecting rod 63 drives the first rack 62 to move, the first rack 62 drives the second L-shaped connecting rod 66 to move, the second L-shaped connecting rod 66 drives the positioning plate 42 to flip through the transmission rod 67 to fix the workpiece, and at the same time the locking mechanism 7 locks the first rack 62, thereby improving the stability of the workpiece during welding.

[0030] Reference Figure 3 and Figure 4 The second fixing member 5 includes two fixing columns 51, and the two fixing columns 51 are fixedly connected to the second supporting plate 12. The two fixing columns 51 are symmetrically arranged along the mid-vertical line of the workpiece, and the two fixing columns 51 are in contact with one side of the workpiece. A fixing plate 52 is slidably installed on the second supporting plate 12, and a limiting column 53 in contact with the other side of the workpiece is fixedly connected to the fixing plate 52. The transmission mechanism 6 can drive the fixing plate 52 to move; in the process of the positioning plate 42 fixing the workpiece, the transmission mechanism 6 drives the fixing plate 52 to move, the fixing plate 52 drives the limiting column 53 to move, and the limiting column 53 pushes the other workpiece to move. When the two workpieces are spliced ​​together, the positioning plate 42 fixes one of the workpieces, and the limiting column 53 and the fixing column 51 fix the other workpiece, which further solves the problem of low welding effect of the connecting parts.

[0031] Reference Figure 4 and Figure 5 A second rack 68 meshing with the first gear 61 is slidably mounted on the second support plate 12, and the second rack 68 is fixedly connected to the fixed plate 52 by a third L-shaped connecting rod 69; during the movement of the first rack 62, the first rack 62 drives the first gear 61 to rotate, the first gear 61 drives the second rack 68 to move, the second rack 68 drives the third L-shaped connecting rod 69 to move, and the third L-shaped connecting rod 69 drives the fixed plate 52 to move, so that the workpiece can be fixed.

[0032] Reference Figure 4 and Figure 5The locking mechanism 7 includes a fixing block 71, which is fixedly connected to the second supporting plate 12. A mounting groove is provided on the side wall of the fixing block 71 facing the L-shaped blocking rod 64. A locking spring 72 is fixedly connected to the inner wall of the mounting groove. A locking block 73 is slidably installed in the mounting groove. The locking spring 72 is fixedly connected to the locking block 73. A plug-in groove for inserting the locking block 73 is provided on the side wall of the second rack 68. The second supporting plate 12 is installed with a separation mechanism 8, and the flip plate 31 can drive the locking block 73 to be pulled out of the plug-in groove through the separation mechanism 8; in the process of the second rack 68 moving, when the locking block 73 is opposite to the plug-in groove, the locking spring 72 can push the locking block 73 to be inserted into the plug-in groove, and the locking block 73 limits the second rack 68, thereby improving the stability of the workpiece during welding.

[0033] Reference Figure 4 and Figure 5 The separation mechanism 8 includes a first L-shaped separation rod 81, which is slidably installed on the second support plate 12, and a second L-shaped separation rod 82 is fixedly connected to the first L-shaped separation rod 81, and the second L-shaped separation rod 82 can contact the flip plate 31, and the first L-shaped separation rod 81 is fixedly connected to the locking block 73 through a pull rope 83; when the welding of the connecting piece is completed, the flip plate 31 moves toward the side away from the connecting piece, and the flip plate 31 drives the second L-shaped separation rod 82 to move, and the second L-shaped separation rod 82 drives the first L-shaped separation rod 81 to move, and the first L-shaped separation rod 81 drives the locking block 73 to be pulled out of the plug-in slot through the pull rope 83, thereby releasing the limit on the second rack 68, and the transmission spring 65 drives the first rack 62 to move, thereby releasing the limit on the workpiece.

[0034] Reference Figure 5 A grinder 18 is fixedly connected to the side of the flip plate 31 away from the welder 14. When the welder 14 rotates to the upper end of the flip plate 31, the grinder 18 rotates to the lower end of the flip plate 31. During the return process of the flip plate 31, the grinder 18 grinds the weld seam, thereby improving the aesthetics of the connector.

[0035] The implementation principle of the welding device of the power tower connector of the embodiment of the present application is as follows: when the connector needs to be welded, the workpieces are first placed on the first support plate 11 and the second support plate 12 respectively, and then the cylinder 16 is started, the cylinder 16 drives the flip plate 31 to move, the flip plate 31 drives the welding machine 14 to move above the welding seam of the connector, the flip plate 31 pushes the blocking rod 64 to move, the blocking rod 64 drives the first rack 62 to move, the first rack 62 drives the second L-shaped connecting rod 66 and the second rack 68 to move, the second L-shaped connecting rod 66 drives the positioning plate 42 to flip through the transmission rod 67, and one of the workpieces is fixed, and the second rack 68 drives the third L-shaped connecting rod 6 9 is moved, the third L-shaped connecting rod 69 drives the fixing plate 52 to fix another workpiece, and the locking block 73 is inserted into the plug-in slot to limit the second rack 68; then the linear motor is started, and the linear motor drives the welding machine 14 to weld the connecting piece. When the welding of one side of the connecting piece is completed, the flip gear 34 is engaged with the multiple teeth 33, and the multiple teeth 33 drive the flip gear 34 to rotate, and the flip gear 34 drives the flip plate 31 to rotate, so that the welding machine 14 is located at the upper end of the flip plate 31, and the grinder 18 is located at the lower end of the flip plate 31. When the flip plate 31 returns, the multiple teeth 33 cannot drive the flip gear 34 to flip, and the grinder 18 grinds the weld.

[0036] When the flip plate 31 returns to the initial position, the lifting motor 21 is started, and the lifting motor 21 drives the first support plate 11 and the second support plate 12 to move upward, and the moving screw 17 drives the welder 14 to move downward. The welder 14 can weld the bottom surface of the connecting piece, solving the problem of low welding effect of the connecting piece.

[0037] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A welding device for a power tower connector, comprising a welding platform (1), characterized in that: The welding platform (1) is provided with a first support plate (11) and a second support plate (12); the first support plate (11) and the second support plate (12) are fixedly connected via a connecting plate (13); a first fixing member (4) for fixing a workpiece is installed on the first support plate (11); and a second fixing member (5) for fixing a workpiece is installed on the second support plate (12); The welding platform (1) is provided with a lifting mechanism (2), the lifting mechanism (2) comprising a lifting motor (21) fixedly connected to the welding platform (1) and a lifting screw (22) rotatably mounted on the welding platform (1), the output shaft of the lifting motor (21) and the lifting screw (22) being connected via a bevel gear set, the welding platform (1) is provided with a lifting guide rod fixedly connected, the lifting screw (22) and the lifting guide rod both being vertically inserted into the first support plate (11), and the lifting screw (22) being threadedly connected to the first support plate (11); A welding machine (14) is arranged on the welding platform (1), and a turning mechanism (3) for driving the welding machine (14) to turn over is installed on the welding platform (1).

2. A welding device for a power tower connector according to claim 1, characterized in that: The welding platform (1) is provided with a mounting plate (15), a slide rail is fixedly connected to the mounting plate (15), a slide plate is slidably mounted on the slide rail, a linear motor for driving the slide plate to move is mounted on the mounting plate (15), a cylinder (16) is fixedly connected to the slide plate, an output end of the cylinder (16) is connected to the welding machine (14), a moving screw (17) is rotatably mounted on the welding platform (1), a moving guide rod is fixedly connected to the welding platform (1), the moving screw (17) and the moving guide rod are both inserted into the mounting plate (15), the moving screw (17) is threadedly connected to the mounting plate (15), and a conveyor belt is sleeved on the moving screw (17) and the lifting screw (22).

3. A welding device for a power tower connector according to claim 2, characterized in that: The flip mechanism (3) comprises a flip plate (31) rotatably mounted on the output end of the cylinder (16); the welding machine (14) is fixedly connected to the flip plate (31); a fixing rod (121) is fixedly connected to the second support plate (12); two transmission plates (32) are fixedly connected to the fixing rod (121); a plurality of teeth (33) are hingedly connected to the two transmission plates (32); hinge shafts in the plurality of teeth (33) are located on one side of the teeth (33); torsion springs are sleeved on the hinge shafts in the plurality of teeth (33); and a flip gear (34) capable of meshing with the plurality of teeth (33) is fixedly connected to the flip plate (31).

4. A welding device for a power tower connector according to claim 3, characterized in that: The first fixing member (4) comprises a positioning column (41) fixedly connected to the first supporting plate (11), the positioning column (41) being capable of passing through a positioning hole on the workpiece; a positioning plate (42) is rotatably mounted on the first supporting plate (11), the positioning plate (42) being capable of flipping over to the top of the workpiece; a transmission mechanism (6) is mounted on the connecting plate (13), and the flipping plate (31) is capable of driving the positioning plate (42) to flip over via the transmission mechanism (6).

5. A welding device for a power tower connector according to claim 4, characterized in that: The transmission mechanism (6) comprises a first gear (61) rotatably mounted on the second support plate (12) and a first rack (62) slidably mounted on the second support plate (12); the first gear (61) meshes with the first rack (62); a first L-shaped connecting rod (63) is fixedly connected to the first rack (62); a blocking rod (64) is fixedly connected to the first L-shaped connecting rod (63); the blocking rod (64) is capable of contacting the flip plate (31); a transmission spring (65) is fixedly connected between the first rack (62) and the second support plate (12); a second L-shaped connecting rod (66) is fixedly connected to the first rack (62); the second L-shaped connecting rod (66) is rotatably connected to the positioning plate (42) via a transmission rod (67); and a locking mechanism (7) for locking the first rack (62) is mounted on the connecting plate (13).

6. A welding device for a power tower connector according to claim 5, characterized in that: The second fixing member (5) comprises two fixing columns (51) fixedly connected to the second support plate (12), the two fixing columns (51) being symmetrically arranged along the perpendicular midline of the workpiece, the two fixing columns (51) both being in contact with one side of the workpiece, a fixing plate (52) being slidably mounted on the second support plate (12), a limiting column (53) being fixedly connected to the fixing plate (52) and being in contact with the other side of the workpiece, and the transmission mechanism (6) being capable of driving the fixing plate (52) to move.

7. A welding device for a power tower connector according to claim 6, characterized in that: A second rack (68) meshing with the first gear (61) is slidably mounted on the second support plate (12); the second rack (68) is fixedly connected to the fixed plate (52) via a third L-shaped connecting rod (69).

8. A welding device for a power tower connector according to claim 7, characterized in that: The locking mechanism (7) comprises a fixing block (71) fixedly connected to the second support plate (12); a mounting groove is provided on the side wall of the fixing block (71) facing the L-shaped blocking rod (64); a locking spring (72) is fixedly connected to the inner wall of the mounting groove; a locking block (73) is slidably installed in the mounting groove; the locking spring (72) is fixedly connected to the locking block (73); a plug-in groove for inserting the locking block (73) is provided on the side wall of the second rack (68); a separation mechanism (8) is installed on the second support plate (12); and the flip plate (31) can be driven by the separation mechanism (8) to remove the locking block (73) from the plug-in groove.

9. A welding device for a power tower connector according to claim 8, characterized in that: The separation mechanism (8) comprises a first L-shaped separation rod (81) slidably mounted on the second support plate (12); a second L-shaped separation rod (82) is fixedly connected to the first L-shaped separation rod (81); the second L-shaped separation rod (82) is capable of contacting the flip plate (31); and the first L-shaped separation rod (81) is fixedly connected to the locking block (73) via a pull rope (83).

10. The welding device for a power tower connector according to claim 3, characterized in that: A grinder (18) is fixedly connected to the side of the flip plate (31) away from the welding machine (14).

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