Auxiliary welding device for electric vehicle production

Abstract

The invention relates to the technical field of auxiliary welding devices, and discloses an auxiliary welding device for electric vehicle production, which comprises a base, a welding mechanism is fixedly mounted at the top of the base, a fixing table is fixedly connected to the top of the base, and a reinforcing mechanism is arranged on the inner wall of the fixing table. A worker can use a rocking handle to drive a first clamping plate to move to clamp a welded part, the welded part is prevented from deviating when welded, errors of operators are reduced, it is ensured that welded parts are aligned correctly, the welding stability is better, and the welding precision is higher; the first clamping plate can be driven by the motor to move so as to adjust the height of a welding part, the situation that the device cannot adapt to the welding parts of different shapes during welding is avoided, the safety of welding personnel is guaranteed, the reinforcing time is shortened, the welding efficiency is improved, and the welding quality is better.

Description

Technical Field

[0001] The invention relates to the technical field of auxiliary welding devices, in particular to an auxiliary welding device for electric vehicle production. Background Art

[0002] The auxiliary welding device for electric vehicle production was produced against the background of rapid development of the electric vehicle industry, limitations of traditional welding methods and continuous promotion of automated welding technology. It is of great significance to improve the production efficiency, quality and safety of electric vehicles, and with the continuous advancement of technology, its functions and performance will continue to be improved and enhanced.

[0003] The patent with application number 202322784213.5 relates to an auxiliary welding device for electric vehicle production, especially including a welding device, which includes a base. The patent drives the fixing rod to move horizontally by the horizontal displacement of the threaded sleeve, and the touch switch controls the motor A to drive the rotating shaft to rotate. The electric force cooperates with the protective shell, rotating rod, fan, protective shell and through hole components in the heat dissipation device, so as to realize the effect of rotating the fan by driving the rotating rod by the motor, thereby achieving the effect of dissipating the heat generated during the welding process, and then drives the threaded rod to rotate by the motor B to drive the threaded sleeve to move horizontally. The force cooperates with the components in the fixing device. The block, positioning plate and other components cooperate with each other, and the motor B drives the threaded rod to rotate and drives the threaded sleeve to move horizontally, thereby driving the block to move horizontally, thereby achieving the effect of fixing the electric vehicle. However, this device cannot adjust the height of the welded parts when clamping the welded parts during the production and welding of the electric vehicle, and requires manual adjustment, which prolongs the fixing time of the welded parts. Manual adjustment may also cause danger to the welders. At the same time, it is difficult to adapt to the welding requirements of different materials and workpieces, resulting in unstable welding quality and poor process adaptability. Therefore, an auxiliary welding device for electric vehicle production is proposed to solve the above-mentioned problems. Summary of the invention

[0004] The technical problem to be solved by the present invention is to provide an auxiliary welding device for electric vehicle production in view of the deficiencies in the above-mentioned prior art.

[0005] To solve the above technical problems, the technical solution adopted by the present invention is: an auxiliary welding device for electric vehicle production, comprising a base, a welding mechanism is fixedly installed on the top of the base, and the top of the base is fixedly connected to a fixed platform; a reinforcement mechanism is arranged on the inner wall of the fixed platform, an auxiliary positioning mechanism is arranged on the top of the base, and a dredging mechanism is arranged on the top of the base; the reinforcement mechanism comprises a motor, a threaded rod, a moving block 1, and a moving block 2, the motor is fixedly connected to the inner wall of the fixed platform, the threaded rod is fixedly connected to the output end of the motor, the moving block 1 is threadedly connected to the circumferential surface of the threaded rod, and the moving block 2 is fixedly connected to the front side of the moving block 1; the reinforcement mechanism also comprises a sliding block 1, a bidirectional screw, a shaking handle, a moving block 3, and a splint 1, the sliding block 1 is slidably connected to the inner wall of the moving block 2, the moving block 3 is fixedly connected to the front side of the sliding block 1, and the splint The first is fixedly connected to the outer surface of the moving block three, the bidirectional screw is rotatably connected to the inner wall of the moving block two, and the shaking handle is fixedly connected to the left end of the bidirectional screw; during welding, the worker can use the shaking handle to drive the clamping plate one to move and clamp the welding part, so as to prevent the welding part from being offset during welding, reduce the error of the operator, ensure the correct alignment of the welding parts, and make the welding stability better and the precision higher. After clamping, the clamping plate one can be driven by the motor to move and adjust the height of the welding part, so as to avoid the inability to adapt to welding parts of different shapes during welding, and also ensure the safety of the welding personnel, reduce the reinforcement time, improve the welding efficiency, and make the welding quality better. The circumferential surface of the threaded rod is rotatably connected to the inner wall of the fixed platform, the outer surface of the moving block one is slidably connected to the inner wall of the fixed platform, and the inner wall of the sliding block one is threadedly connected to the circumferential surface of the bidirectional screw.

[0006] Preferably, the auxiliary positioning mechanism includes an inclined block 1, an inclined block 2, a sliding block 2, an elastic rod, and a clamping plate 2, the inclined block 1 is fixedly connected to the bottom of the moving block 2, the sliding block 2 is slidably connected to the inner wall of the fixed platform by a spring, the inclined block 2 is fixedly connected to the top of the sliding block 2, the elastic rod is fixedly connected to the outer surface of the sliding block 2, and the clamping plate 2 is fixedly connected to an end of the elastic rod away from the sliding block 2, and the auxiliary positioning mechanism also includes a positioning block, a connecting rod 1, a limit block, a connecting rod 2, a sliding block 3, a collecting box, and a supporting plate, the positioning block is fixedly connected to the rear side of the moving block 2, the connecting rod 1 is rotatably connected to a side of the positioning block close to the fixed platform, the connecting rod 2 is rotatably connected to an end of the connecting rod 1 away from the positioning block, the sliding block 3 is hinged at an end of the connecting rod 2 away from the connecting rod 1, and the collecting box is fixedly connected to the far end of the sliding block 3 On one side of the connecting rod two, the limit block is fixedly connected to both sides of the fixed platform. Before welding, the moving block two drives the clamping plate two to move to elastically clamp the welding parts on the base, which plays an auxiliary role in pre-clamping the welding parts, making the welding parts clamped more accurately, improving the welding quality and the efficiency of clamping and fixing, and making the welding operation safer for employees. After clamping, the moving block two drives the collection box to move outward, which is convenient for the staff to clean, reduces the pressure of the staff to clean, improves the service life of the equipment, and makes the welding more efficient. The support plate is fixedly connected to the top of the base, the inner wall of the limit block contacts the outer surface of the connecting rod one, the inner wall of the collection box is slidably connected to the outer surface of the sliding block three, the bottom of the sliding block two contacts the top of the support plate, and the bottom of the collection box contacts the top of the base.

[0007] Preferably, the dredging mechanism includes a rolling wheel, a pulley 1, an L-shaped rod, a C-shaped rod, a conduction block, a pulley 2, and a guide plate. The rolling wheel is rotatably connected to the inner wall of the support plate, the pulley 1 is installed at both ends of the rolling wheel, the L-shaped rod is fixedly connected to the top of the sliding block 3, the C-shaped rod is slidably connected to the inner wall of the collection box, the conduction block is fixedly connected to the top of the C-shaped rod, the pulley 2 is installed on both sides of the C-shaped rod, and the guide plate is fixedly connected to the inner wall of the support plate; when welding is completed, the collection box moves to drive the rolling wheel to roll to prevent welding slag from remaining on the rolling wheel The gap between the wheels improves the transportation and positioning efficiency of the rolling wheel, and also strengthens the cleaning effect on the inside of the rolling wheel, making the welding work more efficient. When the collection box moves, the collection box drives the conduction block to move up and down to conduct the inside of the rolling wheel, preventing welding slag from getting stuck and not falling, making the transportation effect of the rolling wheel better, making the welding efficiency of the equipment higher, and increasing the service life of the equipment. The rear side of the guide plate is fixedly connected to the front side of the fixed table, the circumferential surface of the pulley two contacts with the inner wall of the guide plate, and the top of the L-shaped rod contacts with the circumferential surface of the pulley one.

[0008] The present invention adopts the above technical solution, which can bring the following beneficial effects: 1. This auxiliary welding device for electric vehicle production operates in coordination with a motor, a threaded rod, a moving block 1, a moving block 2, a sliding block 1, a bidirectional screw, a shaking handle, a moving block 3, and a clamping plate 1. During welding, a worker can use the shaking handle to drive the clamping plate 1 to move and clamp the welded part to prevent the welded part from shifting during welding, reduce operator errors, ensure that the welding parts are correctly aligned, and make the welding more stable and accurate. After clamping, the motor can drive the clamping plate 1 to move and adjust the height of the welded part, avoiding the inability to adapt to welded parts of different shapes during welding, ensuring the safety of welders, reducing reinforcement time, improving welding efficiency, and improving welding quality.

[0009] 2. This auxiliary welding device for electric vehicle production cooperates with the inclined block 1, the inclined block 2, the sliding block 2, the elastic rod, the clamping plate 2, the positioning block, the connecting rod 1, the limit block, the connecting rod 2, the sliding block 3, the collecting box, and the supporting plate. Before welding, the clamping plate 2 is driven by the moving block 2 to elastically clamp the welding part on the base, and the welding part is pre-clamped to assist, so that the welding part can be clamped more accurately, the welding quality and the efficiency of clamping and fixing are improved, and the welding operation is safer for the welding employees. After clamping, the collecting box is driven to move outward by the moving block 2, which is convenient for the staff to clean, reduces the pressure of the staff to clean, improves the service life of the equipment, and makes the welding efficiency higher.

[0010] 3. This auxiliary welding device for electric vehicle production cooperates with the rolling wheel, pulley one, L-shaped rod, C-shaped rod, conduction block, pulley two, and guide plate. After welding, the collection box moves to drive the rolling wheel to roll, preventing welding slag from remaining in the gap of the rolling wheel, thereby improving the transportation and positioning efficiency of the rolling wheel, and also enhancing the cleaning effect of the inside of the rolling wheel, making the welding work more efficient. While the collection box moves, the collection box moves and drives the conduction block to move up and down to conduct the inside of the rolling wheel, preventing welding slag from getting stuck and not falling, making the transportation effect of the rolling wheel better, making the welding efficiency of the equipment higher, and increasing the service life of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a cross-sectional view of the fixing platform structure of the present invention; Figure 3 This is a structural schematic diagram of a splint of the present invention; Figure 4 This is a schematic diagram of the structure of the collecting box of the present invention; Figure 5 This is a schematic diagram of the structure of the second splint of the present invention; Figure 6 This is a schematic diagram of the structure of the scroll wheel of the present invention; Figure 7 For the present invention Figure 6 A schematic diagram of the enlarged structure in the middle; Figure 8 It is a schematic diagram of the conduction block structure of the present invention.

[0012] In the figure: 1. base; 2. welding machine; 3. fixed table; 4. reinforcement mechanism; 41. motor; 42. threaded rod; 43. moving block one; 44. moving block two; 45. sliding block one; 46. bidirectional screw; 47. shaking handle; 48. moving block three; 49. clamping plate one; 5. auxiliary positioning mechanism; 51. inclined block one; 52. inclined block two; 53. sliding block two; 54. elastic rod; 55. clamping plate two; 56. positioning block; 57. connecting rod one; 58. limiting block; 59. connecting rod two; 510. sliding block three; 511. collecting box; 512. supporting plate; 6. dredging mechanism; 61. rolling wheel; 62. pulley one; 63. L-shaped rod; 64. C-shaped rod; 65. conduction block; 66. pulley two; 67. guide plate. DETAILED DESCRIPTION

[0013] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0014] See also Figure 1-Figure 8An embodiment of the present invention is: an auxiliary welding device for electric vehicle production, comprising a base 1, a welding mechanism 2 is fixedly installed on the top of the base 1, and a fixed platform 3 is fixedly connected to the top of the base 1; a reinforcing mechanism 4 is arranged on the inner wall of the fixed platform 3, an auxiliary positioning mechanism 5 is arranged on the top of the base 1, and a dredging mechanism 6 is arranged on the top of the base 1; the reinforcing mechanism 4 comprises a motor 41, a threaded rod 42, a moving block 1 43, and a moving block 2 44, the motor 41 is fixedly connected to the inner wall of the fixed platform 3, the threaded rod 42 is fixedly connected to the output end of the motor 41, and the moving block 1 43 is threadedly connected to the circumferential surface of the threaded rod 42. , the moving block 2 44 is fixedly connected to the front side of the moving block 1 43; when welding, the welding is placed on the base 1, and then the worker uses the shaking handle 47 to rotate, the shaking handle 47 drives the bidirectional screw 46 to rotate, the bidirectional screw 46 drives the sliding block 1 45 to move through the surface thread, the sliding block 1 45 drives the moving block 3 48 to move, and the moving block 3 48 drives the clamping plate 1 49 to move to clamp the welding part, so as to prevent the welding part from shifting when welding the welding part and affecting the accuracy of welding, reduce the error of the operator, ensure the correct alignment of the welding part, make the quality of the welding part better, and make the welding The reinforcement mechanism 4 has better stability and higher precision. The reinforcement mechanism 4 also includes a sliding block 1 45, a bidirectional screw 46, a shaking handle 47, a moving block 3 48, and a clamping plate 1 49. The sliding block 1 45 is slidably connected to the inner wall of the moving block 2 44, the moving block 3 48 is fixedly connected to the front side of the sliding block 1 45, the clamping plate 1 49 is fixedly connected to the outer surface of the moving block 3 48, the bidirectional screw 46 is rotatably connected to the inner wall of the moving block 2 44, and the shaking handle 47 is fixedly connected to the left end of the bidirectional screw 46; after clamping, the inner wall motor 41 of the fixed platform 3 can be started to work, and the motor 41 drives the threaded rod 42 to move up and down. The threaded rod 42 drives the moving block 1 43 to move, the moving block 1 43 drives the moving block 2 44 to move, and the moving block 2 44 drives the clamping plate 1 49 installed on the front side to move to adjust the height of the welded part, so as to avoid the welding table being unable to adapt to welded parts of different shapes or materials during welding, and the safety of the welders is ensured without manual adjustment, which reduces the reinforcement time, improves the welding efficiency, and makes the welding quality better. The circumferential surface of the threaded rod 42 is rotatably connected to the inner wall of the fixed table 3, the outer surface of the moving block 1 43 is slidably connected to the inner wall of the fixed table 3, and the inner wall of the sliding block 1 45 is threadedly connected to the circumferential surface of the bidirectional screw 46; The auxiliary positioning mechanism 5 includes an inclined block 1 51, an inclined block 2 52, a sliding block 2 53, an elastic rod 54, and a clamp 2 55. The inclined block 1 51 is fixedly connected to the bottom of the moving block 2 44, the sliding block 2 53 is slidably connected to the inner wall of the fixed platform 3 through a spring, the inclined block 2 52 is fixedly connected to the top of the sliding block 2 53, the elastic rod 54 is fixedly connected to the outer surface of the sliding block 2 53, and the clamp 2 55 is fixedly connected to the end of the elastic rod 54 away from the sliding block 2 53. Before welding, the weldment can be positioned. The moving block 2 44 drives the inclined block 1 51 to move. When the inclined block 1 51 moves to the bottom, the inclined block 2 52 is driven to move through the inclined surface. 2 drives the sliding block 2 53 to move, the sliding block 2 53 drives the elastic rod 54 to move, the elastic rod 54 drives the clamping plate 2 55 to move to elastically clamp the welding part on the base 1, and when clamping, the employee rotates and shakes the handle 47 to clamp the welding part, and when moving up, the clamping plate 2 55 releases the welding part, and performs an auxiliary role of pre-clamping the welding part, so that the welding part is clamped more accurately, the welding quality and the efficiency of clamping and fixing are improved, and the welding operation of the employees is safer. The auxiliary positioning mechanism 5 also includes a positioning block 56, a connecting rod 1 57, a limit block 58, a connecting rod 2 59, a sliding block 3 510, a collection box 511, a support plate 512, and a positioning block 56 The connecting rod 1 57 is fixedly connected to the rear side of the moving block 2 44, and the connecting rod 1 57 is rotatably connected to the side of the positioning block 56 close to the fixed platform 3. The connecting rod 2 59 is rotatably connected to the end of the connecting rod 1 57 away from the positioning block 56. The sliding block 3 510 is hinged to the end of the connecting rod 2 59 away from the connecting rod 1 57. The collecting box 511 is fixedly connected to the side of the sliding block 3 510 away from the connecting rod 2 59. The limit block 58 is fixedly connected to both sides of the fixed platform 3. After clamping, the moving block 2 44 moves to drive the positioning block 56 to move, the positioning block 56 drives the connecting rod 1 57 to move, the connecting rod 1 57 drives the connecting rod 2 59 to move, and the connecting rod 2 59 rotates through the hinge to drive the sliding block 3 510 to move. The sliding block three 510 drives the collecting box 511 to move. When welding, the falling welding slag is collected by the collecting box 511. After welding, the moving block two 44 moves down to drive the collecting box 511 to move outward, which is convenient for the staff to clean and reduces the pressure of cleaning for the staff, improves the service life of the equipment, and makes the welding more efficient. The support plate 512 is fixedly connected to the top of the base 1. The inner wall of the limit block 58 contacts the outer surface of the connecting rod one 57. The inner wall of the collecting box 511 is slidably connected to the outer surface of the sliding block three 510. The bottom of the sliding block two 53 contacts the top of the support plate 512, and the bottom of the collecting box 511 contacts the top of the base 1.

[0015] Working principle: When electric vehicles are manufactured, mechanical welding of the support frame of the electric vehicles is required. The device can be used to assist the welded parts. Before welding, the welded parts are pushed in by workers or machines, and then assisted and reinforced by the equipment. The worker starts the welding machine 2 on the main console to weld the welded parts. During welding, the weld is placed on the base 1, and then the worker uses the shaking handle 47 to rotate. The shaking handle 47 drives the bidirectional screw 46 to rotate. The bidirectional screw 46 drives the sliding block 1 45 to move through the surface thread. The sliding block 1 45 drives the moving block 3 48 to move. The moving block 3 48 drives the clamp 1 49 to move to clamp the welded parts to prevent the welded parts from shifting when welding. It affects the accuracy of welding, reduces the errors of operators, ensures that the welding parts are aligned correctly, makes the quality of welded parts better, makes the welding more stable and the precision higher. After clamping, the inner wall motor 41 of the fixed table 3 can be started to work, and the motor 41 drives the threaded rod 42 to move up and down, and the threaded rod 42 drives the moving block 1 43 to move, and the moving block 1 43 drives the moving block 2 44 to move, and the moving block 2 44 drives the clamping plate 1 49 installed on the front side to move to adjust the height of the welded parts, avoiding the welding table from not being able to adapt to welded parts of different shapes or materials during welding, and ensuring the safety of welders without manual adjustment, reducing reinforcement time, improving welding efficiency, and making welding quality better.

[0016] Before welding, the weldment can be positioned, and the moving block 2 44 drives the inclined block 1 51 to move. When the inclined block 1 51 moves to the bottom, the inclined surface drives the inclined block 2 52 to move, and the inclined block 2 52 drives the sliding block 2 53 to move. The sliding block 2 53 drives the elastic rod 54 to move, and the elastic rod 54 drives the clamping plate 2 55 to move to elastically clamp the weldment on the base 1. When clamping, the employee rotates the shaking handle 47 to clamp the weldment. When moving up, the clamping plate 2 55 releases the weldment, which plays an auxiliary role in pre-clamping the weldment, making the weldment clamped more accurately, improving the welding quality and the clamping and fixing effect. The rate is improved, making the welding operation safer. After clamping, the moving block 2 44 moves to drive the positioning block 56 to move, the positioning block 56 drives the connecting rod 1 57 to move, the connecting rod 1 57 drives the connecting rod 2 59 to move, the connecting rod 2 59 rotates at the hinge to drive the sliding block 3 510 to move, the sliding block 3 510 drives the collecting box 511 to move, and the falling welding slag is collected by the collecting box 511 during welding. After welding, the moving block 2 44 moves downward to drive the collecting box 511 to move outward, which is convenient for the staff to clean, reduces the pressure of cleaning on the staff, increases the service life of the equipment, and makes the welding efficiency higher.

[0017] See also Figure 1-Figure 8On the basis of the above embodiment, in another embodiment of the present invention, the dredging mechanism 6 includes a rolling wheel 61, a pulley 1 62, an L-shaped rod 63, a C-shaped rod 64, a conducting block 65, a pulley 2 66, and a guide plate 67. The rolling wheel 61 is rotatably connected to the inner wall of the support plate 512, the pulley 1 62 is installed at both ends of the rolling wheel 61, and the L-shaped rod 63 is fixedly connected to the top of the sliding block 3 510. Before welding, the welding piece can be transported by the rolling wheel 61, which is convenient for guiding and positioning the welding piece and reducing the welding time. After welding, the collection box 511 moves to drive the sliding block 3 510 to move, and the sliding block 3 510 drives the L-shaped rod 63 to move. The L-shaped rod 63 drives the pulley 1 62 to rotate through the contact surface at the top, and the pulley 1 62 rotates to drive the rolling wheel 61 to roll, so as to prevent welding slag from remaining in the gap of the rolling wheel 61, thereby improving the transportation and positioning efficiency of the rolling wheel 61 and strengthening the cleaning effect of the inside of the rolling wheel 61, so that the welding The working efficiency is higher. The C-shaped rod 64 is slidably connected to the inner wall of the collection box 511, the conduction block 65 is fixedly connected to the top of the C-shaped rod 64, the second pulley 66 is installed on both sides of the C-shaped rod 64, and the guide plate 67 is fixedly connected to the inner wall of the support plate 512; when the collection box 511 moves, the collection box 511 moves to drive the C-shaped rod 64 to move, and the C-shaped rod 64 drives the second pulley 66 to move, and the second pulley 66 moves up and down through the contact of the circumferential surface with the inner wall of the guide plate 67. Pulley 2 66 drives the C-shaped rod 64 to move up and down, and the C-shaped rod 64 drives the conduction block 65 to move up and down to conduct the inside of the rolling wheel 61, preventing the welding slag from getting stuck and not falling, so that the transportation effect of the rolling wheel 61 is better, the welding efficiency of the equipment is higher, and the service life of the equipment is improved. The rear side of the guide plate 67 is fixedly connected to the front side of the fixed table 3, the circumferential surface of the pulley 2 66 contacts the inner wall of the guide plate 67, and the top of the L-shaped rod 63 contacts the circumferential surface of the pulley 1 62.

[0018] Working principle: Before welding, the welded parts can be transported by the rolling wheel 61, which is convenient for guiding and positioning the welded parts and reduces the welding time. After welding, the collection box 511 moves to drive the sliding block 3 510 to move, and the sliding block 3 510 drives the L-shaped rod 63 to move. The L-shaped rod 63 drives the pulley 1 62 to rotate through the contact surface at the top, and the rotation of the pulley 1 62 drives the rolling wheel 61 to roll, preventing welding slag from remaining in the gap of the rolling wheel 61, thereby improving the transportation and positioning efficiency of the rolling wheel 61 and enhancing the cleaning effect of the inside of the rolling wheel 61. The result is that the welding work efficiency is higher. When the collecting box 511 moves, the collecting box 511 moves and drives the C-shaped rod 64 to move. The C-shaped rod 64 drives the pulley 2 66 to move. The pulley 2 66 moves up and down by contacting the inner wall of the guide plate 67 through the circumferential surface. The pulley 2 66 drives the C-shaped rod 64 to move up and down. The C-shaped rod 64 drives the conduction block 65 to move up and down to conduct the inside of the rolling wheel 61 to prevent the welding slag from getting stuck and not falling, so that the transportation effect of the rolling wheel 61 is better, the welding efficiency of the equipment is higher, and the service life of the equipment is increased.

[0019] The present invention provides an auxiliary welding device for electric vehicle production. There are many methods and ways to implement the technical solution. The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention. All components not specified in this embodiment can be implemented by existing technologies.

Claims

1. An auxiliary welding device for electric vehicle production, comprising a base (1), characterized in that: A welding mechanism (2) is fixedly mounted on the top of the base (1), and a fixing platform (3) is fixedly connected to the top of the base (1); The inner wall of the fixing platform (3) is provided with a reinforcing mechanism (4), the top of the base (1) is provided with an auxiliary positioning mechanism (5), and the top of the base (1) is provided with a dredging mechanism (6); The reinforcement mechanism (4) comprises a motor (41), a threaded rod (42), a moving block 1 (43), and a moving block 2 (44); the motor (41) is fixedly connected to the inner wall of the fixed platform (3); the threaded rod (42) is fixedly connected to the output end of the motor (41); the moving block 1 (43) is threadedly connected to the circumferential surface of the threaded rod (42); and the moving block 2 (44) is fixedly connected to the front side of the moving block 1 (43).

2. The auxiliary welding device for electric vehicle production according to claim 1, characterized in that: The reinforcing mechanism (4) further comprises a sliding block 1 (45), a bidirectional screw (46), a shaking handle (47), a moving block 3 (48), and a clamping plate 1 (49), wherein the sliding block 1 (45) is slidably connected to the inner wall of the moving block 2 (44), the moving block 3 (48) is fixedly connected to the front side of the sliding block 1 (45), the clamping plate 1 (49) is fixedly connected to the outer surface of the moving block 3 (48), the bidirectional screw (46) is rotatably connected to the inner wall of the moving block 2 (44), and the shaking handle (47) is fixedly connected to the left end of the bidirectional screw (46).

3. The auxiliary welding device for electric vehicle production according to claim 2, characterized in that: The circumferential surface of the threaded rod (42) is rotatably connected to the inner wall of the fixed platform (3), the outer surface of the movable block (43) is slidably connected to the inner wall of the fixed platform (3), and the inner wall of the sliding block (45) is threadedly connected to the circumferential surface of the bidirectional screw (46).

4. The auxiliary welding device for electric vehicle production according to claim 3, characterized in that: The auxiliary positioning mechanism (5) comprises an inclined block 1 (51), an inclined block 2 (52), a sliding block 2 (53), an elastic rod (54), and a clamping plate 2 (55); the inclined block 1 (51) is fixedly connected to the bottom of the moving block 2 (44); the sliding block 2 (53) is slidably connected to the inner wall of the fixed platform (3) through a spring; the inclined block 2 (52) is fixedly connected to the top of the sliding block 2 (53); the elastic rod (54) is fixedly connected to the outer surface of the sliding block 2 (53); and the clamping plate 2 (55) is fixedly connected to one end of the elastic rod (54) away from the sliding block 2 (53).

5. The auxiliary welding device for electric vehicle production according to claim 4, characterized in that: The auxiliary positioning mechanism (5) further comprises a positioning block (56), a connecting rod 1 (57), a limiting block (58), a connecting rod 2 (59), a sliding block 3 (510), a collecting box (511), and a supporting plate (512); the positioning block (56) is fixedly connected to the rear side of the moving block 2 (44); the connecting rod 1 (57) is rotatably connected to a side of the positioning block (56) close to the fixed platform (3); the connecting rod 2 (59) is rotatably connected to an end of the connecting rod 1 (57) away from the positioning block (56); the sliding block 3 (510) is hinged to an end of the connecting rod 2 (59) away from the connecting rod 1 (57); the collecting box (511) is fixedly connected to a side of the sliding block 3 (510) away from the connecting rod 2 (59); the limiting block (58) is fixedly connected to both sides of the fixed platform (3); and the supporting plate (512) is fixedly connected to the top of the base (1).

6. The auxiliary welding device for electric vehicle production according to claim 5, characterized in that: The inner wall of the limit block (58) contacts the outer surface of the connecting rod 1 (57), the inner wall of the collection box (511) is slidably connected to the outer surface of the sliding block 3 (510), the bottom of the sliding block 2 (53) contacts the top of the support plate (512), and the bottom of the collection box (511) contacts the top of the base (1).

7. The auxiliary welding device for electric vehicle production according to claim 6, characterized in that: The dredging mechanism (6) comprises a rolling wheel (61), a first pulley (62), an L-shaped rod (63), a C-shaped rod (64), a conducting block (65), a second pulley (66), and a guide plate (67); the rolling wheel (61) is rotatably connected to the inner wall of the support plate (512); the first pulley (62) is mounted on both ends of the rolling wheel (61); the L-shaped rod (63) is fixedly connected to the top of the third sliding block (510); the C-shaped rod (64) is slidably connected to the inner wall of the collection box (511); the conducting block (65) is fixedly connected to the top of the C-shaped rod (64); the second pulley (66) is mounted on both sides of the C-shaped rod (64); and the guide plate (67) is fixedly connected to the inner wall of the support plate (512).

8. The auxiliary welding device for electric vehicle production according to claim 7, characterized in that: The rear side of the guide plate (67) is fixedly connected to the front side of the fixed platform (3), the circumferential surface of the second pulley (66) contacts the inner wall of the guide plate (67), and the top of the L-shaped rod (63) contacts the circumferential surface of the first pulley (62).

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