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CN-121988953-A - Welding device for anti-collision support of electric tricycle

CN121988953ACN 121988953 ACN121988953 ACN 121988953ACN-121988953-A

Abstract

The invention belongs to the technical field of welding fixtures, in particular to an anti-collision bracket welding device of an electric tricycle, which comprises a mounting table, wherein the lower side wall of the mounting table is fixedly connected with a controller, two clamping grooves are symmetrically formed in the left side wall and the right side wall of the mounting table, guide pipes are connected to the inner walls of the two clamping grooves, and balls are connected to the groove walls of the clamping grooves and the side walls of the guide pipes through elastic rods. According to the invention, in the welding process of the anti-collision support of the electric tricycle, the placement angles of the two vertical pipes can be automatically corrected, the assembly precision and the overall symmetry degree between the vertical pipes and the plurality of branch pipes can be effectively ensured, the dislocation and deflection of pipe fittings during welding are avoided, the size consistency and the structural stability of the anti-collision support are obviously improved, the assembly difficulty and the rework rate are reduced, the product strength, the safety and the appearance quality are improved, and the automatic and high-efficiency mass production is facilitated.

Inventors

  • ZHANG YANYAN
  • HU RONG
  • WANG WEILING
  • ZHANG AHUI
  • ZHANG RENZHONG

Assignees

  • 天津一格科技有限公司

Dates

Publication Date
20260508
Application Date
20260319

Claims (8)

  1. 1. The utility model provides an electric tricycle anticollision support welding set, includes mount table (1), the lower lateral wall fixedly connected with controller (2) of mount table (1), two centre gripping grooves (3) have been seted up to the last lateral wall bilateral symmetry of mount table (1), two the inner wall of centre gripping groove (3) all is connected with stand pipe (4), the cell wall of centre gripping groove (3) and the lateral wall of stand pipe (4) all are connected with the ball through the elastic rod, its characterized in that still includes: The air pressure assembly (5) is arranged on the lower side wall of the mounting table (1) and comprises a communicating pipe (51), guide pipes (4), an air supply pump (52) and an air extraction pump (6), and an air outlet end of the air supply pump (52) and an air extraction end of the air extraction pump (6) are both communicated with the communicating pipe (51) and used for adjusting air pressure between the two guide pipes (4); The fixing assembly (8) is arranged in the guide pipe (4) and comprises a plurality of air pressure adjusting parts (81) for fixing the vertical pipes in the anti-collision bracket; The deviation correcting assembly (13) is arranged above the fixing assembly (8) and comprises a piston seat (131), folding blocks (132), a hose (14) communicated with each other between two adjacent folding blocks (132), a magnetic control valve (16) on a connecting pipe (15), a connecting pipe (15) on the side wall of the piston seat (131), a hose (14) communicated with the lowest part of the connecting pipe (15), a trigger switch at the upper port of the guide pipe (4) and a centering assembly (18) for adjusting the angle of a vertical pipe in the anti-collision bracket; The limiting assembly (25) is arranged on the side wall of the mounting table (1), and comprises an adjusting cylinder (251), an adjusting rod (252) and an angle cylinder (27) at the upper end of the adjusting rod (252), an angle rod (28) is rotationally connected to the angle cylinder (27), and an electric clamp (29) is connected to one end of the angle rod (28) extending out of the angle cylinder (27) and used for fixing the branch pipe in the anti-collision bracket.
  2. 2. The welding device for the anti-collision support of the electric tricycle according to claim 1, wherein the communicating pipe (51) is fixedly connected to the lower side wall of the mounting table (1), the communicating pipe (51) is of a U-shaped structure, two ends of the communicating pipe (51) penetrate through the mounting table (1) and are communicated with the two guide pipes (4), an air supply pump (52) and an air suction pump (6) are fixedly connected to the lower side wall of the mounting table (1), and a control valve (7) is arranged at the air outlet end of the air supply pump (52) and the air suction end of the air suction pump (6).
  3. 3. The welding device for the anti-collision support of the electric tricycle according to claim 1, wherein a plurality of air pressure adjusting pieces (81) are uniformly distributed on the side wall of the guide pipe (4), the moving end of each air pressure adjusting piece (81) penetrates through the guide pipe (4) and is fixedly connected with a friction plate (82), one ends of the air pressure adjusting pieces (81) located in the guide pipe (4) are fixedly communicated with short pipes (9), one ends of the short pipes (9) close to each other are fixedly communicated with the same air supply cylinder (10), the side wall of the air supply cylinder (10) is fixedly communicated with an air supply pipe (11), and an adjusting valve (12) is arranged in the air supply pipe (11).
  4. 4. The welding device for the anti-collision support of the electric tricycle according to claim 3, wherein the deviation rectifying assembly (13) comprises a piston seat (131) located in a guide tube (4), the piston seat (131) is located above an air pressure adjusting piece (81), a plurality of mutually hinged folding blocks (132) are arranged above the piston seat (131), the same spring is fixedly connected between the two folding blocks (132), a hose (14) is communicated between the two adjacent folding blocks (132), a plurality of hoses (14) are mutually communicated, a connecting tube (15) is inserted into the side wall of the piston seat (131), a magnetic control valve (16) is arranged in the connecting tube (15), the connecting tube (15) is communicated with the lowest Fang Ruanguan (14), a metal tube (17) is fixedly connected to the upper side wall of the folding block (132), the metal tube (17) is of an inverted U-shaped structure, one end of the metal tube (17) is communicated with the uppermost hose (14), a centering assembly (18) is arranged at the upper trigger port of the guide tube (4), and the centering assembly (18) is far away from the metal tube.
  5. 5. The welding device for the anti-collision support of the electric tricycle according to claim 4, wherein the centering assembly (18) comprises a transverse cylinder (181) fixedly communicated with the lower end of the metal tube (17), pushing rods (182) are movably inserted at two sides of the transverse cylinder (181), pushing blocks (19) are fixedly connected to one ends of the pushing rods (182) extending out of the transverse cylinder (181), piston plates (20) are fixedly connected to one ends of the pushing rods (182) located in the transverse cylinder (181), and the same spring is fixedly connected between the piston plates (20) and the transverse cylinder (181), and two baffle rings (21) are fixedly connected to the inner wall of the transverse cylinder (181).
  6. 6. The welding device for the anti-collision support of the electric tricycle according to claim 4, wherein the inner wall of the guide tube (4) is fixedly connected with a blocking plate (22), the blocking plate (22) is located between the air pressure adjusting piece (81) and the piston seat (131), a vent tube (23) is inserted into the side wall of the blocking plate (22), and a vent valve (24) is arranged in the vent tube (23).
  7. 7. The welding device for the anti-collision support of the electric tricycle according to claim 1, wherein the adjusting cylinder (251) is located on one side of the mounting table (1), the adjusting rod (252) is movably inserted into the adjusting cylinder (251), the adjusting cylinder (251) is fixed through positioning bolts, the supporting tables (26) are connected to the left side and the right side of the mounting table (1), the adjusting cylinder (251) is mounted on one of the supporting tables (26) through bolts, the angle cylinder (27) is fixedly connected to the upper end of the adjusting rod (252), the angle cylinder (27) is rotationally connected with the angle rod (28), the angle rod (28) is fixed through the positioning bolts, and one end, extending out of the angle rod (28), of the angle cylinder (27) is connected with the electric clamp (29).
  8. 8. The welding device for the anti-collision support of the electric tricycle according to claim 1, wherein a fixing frame (30) is fixedly connected to the upper side wall of the installation table (1), and a bearing table (31) is fixedly connected to the side wall of the fixing frame (30) through bolts.

Description

Welding device for anti-collision support of electric tricycle Technical Field The invention belongs to the technical field of welding clamps, and particularly relates to an anti-collision bracket welding device of an electric tricycle. Background The anti-collision support of the electric tricycle is used as a key safety component, the welding quality of the anti-collision support directly influences the safety and structural strength of the whole tricycle, and the problems that manual positioning and simple tools are adopted for auxiliary welding in the current industry, the clamping is complicated, the positioning accuracy is low, welding deformation is easy to occur and the like exist. The existing welding device is insufficient in positioning and clamping precision of two vertical pipes and a plurality of branch pipes in an anti-collision frame, each pipe fitting is easy to deviate and misplace during welding, so that the symmetry degree of the bracket is controlled poorly, the bending angles and the extending lengths of the protection pipes on two sides are difficult to be consistent, the two protection pipes are difficult to accurately butt against the hole site of the frame during assembly, extra assembly stress is generated, uneven stress distribution and stability reduction can be caused during vehicle driving, impact absorption capacity is unbalanced during collision, and meanwhile, the symmetry degree deviation can influence the appearance consistency and market public praise of products, and reworking scrapping cost and production efficiency loss are increased. Therefore, an electric tricycle anti-collision support welding device is provided to solve the problems. Disclosure of Invention The invention aims to solve the problems and provides an anti-collision bracket welding device for an electric tricycle. In order to achieve the aim, the invention adopts the following technical scheme that the welding device for the anti-collision bracket of the electric tricycle comprises a mounting table, wherein the lower side wall of the mounting table is fixedly connected with a controller, the upper side wall of the mounting table is symmetrically provided with two clamping grooves left and right, the inner walls of the two clamping grooves are respectively connected with a guide pipe, the groove walls of the clamping grooves and the side walls of the guide pipes are respectively connected with a ball through elastic rods, and the welding device further comprises: the air pressure component is arranged on the lower side wall of the mounting table and used for adjusting air pressure between the two guide pipes; the fixing component is arranged in the guide pipe and used for fixing the vertical pipe in the anti-collision bracket; The deviation rectifying assembly is arranged above the fixing assembly and is used for adjusting the angle of the vertical pipe in the anti-collision bracket; and the limiting assembly is arranged on the side wall of the mounting table and used for fixing the branch pipes in the anti-collision bracket. In the welding device for the anti-collision support of the electric tricycle, the air pressure assembly comprises a communicating pipe fixedly connected to the lower side wall of the mounting table, the communicating pipe is of a U-shaped structure, two ends of the communicating pipe penetrate through the mounting table and are communicated with the two guide pipes, the lower side wall of the mounting table is fixedly connected with an air delivery pump and an air suction pump, the air outlet end of the air delivery pump and the air suction end of the air suction pump are communicated with the communicating pipe, and control valves are arranged at the air outlet end of the air delivery pump and the air suction end of the air suction pump. In the welding device for the anti-collision support of the electric tricycle, the fixing assembly comprises a plurality of air pressure adjusting parts, the air pressure adjusting parts are uniformly distributed on the side wall of the guide pipe, the moving end of each air pressure adjusting part penetrates through the guide pipe and is fixedly connected with the friction plate, one end of each air pressure adjusting part, which is located in the guide pipe, is fixedly communicated with the short pipe, the short pipes are mutually close to one end and are fixedly communicated with the same air supply cylinder, the side wall of the air supply cylinder is fixedly communicated with the air supply pipe, and the air supply pipe is internally provided with the adjusting valve. In the welding device for the anti-collision support of the electric tricycle, the deviation rectifying assembly comprises a piston seat located in a guide pipe, the piston seat is located above an air pressure adjusting piece, a plurality of mutually hinged folding blocks are arranged above the piston seat, the same spring is fixedly connected between the folding blocks, the t