Pre-fixed resistance welding device for automobile engine pipeline

Abstract

The utility model discloses an automobile engine pipeline pre-fixing resistance welding device which comprises a supporting table, a rotating connecting table is arranged in the middle of the supporting table, workpiece rotating tables are evenly arranged on the upper surface of the supporting table, and fixing lug plate clamping pieces corresponding to the workpiece rotating tables are arranged on the supporting table. Supporting foot columns are evenly arranged at the four corners of the lower surface of the supporting table, an L-shaped support is fixed to one side of the supporting table, a horizontal adjusting piece is fixed to the upper end of the L-shaped support, an angle adjusting piece is arranged on the horizontal adjusting piece, and a welding piece is arranged on the angle adjusting piece. According to the automobile engine pipeline pre-fixing resistance welding device, the structure is simple, operation is easy and convenient, multi-angle adjusting welding can be conducted on the workpiece, mounting lug plates on a plurality of pipelines can be pre-welded through one welding machine, and the welding speed is higher.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile engine pipeline production, in particular to an automobile engine pipeline pre-fixed resistance welding device. Background Art

[0002] The cooling system of automobile engines requires pipes for circulation, and the pipes need to be fixed to the engine with brackets. Pipe brackets can effectively increase the stability of the pipeline. The brackets on the pipeline need to be accurately installed in the position to ensure the assembly of the product. The traditional process scheme is mostly single-station high-frequency resistance welding. More than two brackets require multiple stations for welding, and repeated disassembly, assembly and welding greatly affect work efficiency. Repeated disassembly reduces the installation position accuracy of the product bracket and affects the overall quality of the product. Utility Model Content

[0003] The technical problem to be solved by the utility model is to overcome the existing defects and provide a pre-fixed resistance welding device for automobile engine pipelines, which has a simple structure and is easy to operate. Not only can the workpiece be welded at multiple angles, but also the installation ear plates on multiple pipelines can be pre-welded by one welding machine, which makes the welding speed faster and can effectively solve the problems in the background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pre-fixed resistance welding device for automobile engine pipelines, comprising a support table, a rotating connecting table is provided in the middle of the support table, a workpiece rotating table is evenly provided on the upper surface of the support table, and a fixed ear plate clamping member corresponding to the workpiece rotating table is provided on the support table, supporting legs are evenly provided at the four corners of the lower surface of the support table, and an L-shaped bracket is fixed on one side of the support table, a horizontal adjustment member is fixed on the upper end of the L-shaped bracket, an angle adjustment member is provided on the horizontal adjustment member, and a welding member is provided on the angle adjustment member.

[0005] Furthermore, the rotating connecting platform includes a rotating platform rotatably connected to the supporting platform, and a stepper motor is provided on the lower surface of the supporting platform to drive the rotating platform to rotate. The rotating platform can be driven to rotate by rotating the stepper motor, thereby driving the workpiece to rotate horizontally, thereby adjusting the horizontal angle of the workpiece.

[0006] Furthermore, the fixed ear plate clamping member includes a vertical ear plate fixed on the rotating table, on which a cylinder telescopic column is provided, and a clamping plate is fixed to the telescopic end of the cylinder telescopic column. The clamping plate can be driven to move by the extension and retraction of the cylinder telescopic column, and the workpiece can be pressed to one side of the workpiece rotating table through the clamping plate.

[0007] Furthermore, the horizontal adjustment part includes an electric push rod fixed to the upper end of the L-shaped bracket, and a U-shaped seat is fixed to the telescopic end of the electric push rod. The movement of the electric push rod can drive the movement of the U-shaped seat, and the U-shaped seat can drive the movement of the angle adjustment part and the welding part, so that the position of the welding part can be adjusted.

[0008] Furthermore, the angle adjustment member includes a rotating seat rotatably connected to the U-shaped seat, and one side of the U-shaped seat is provided with a stepper motor 2 for driving the rotating seat to rotate. The rotation of the stepper motor 2 can drive the rotating seat to rotate, and the rotation of the rotating seat can drive the welding part to rotate, so that the angle of the welding part can be adjusted, which can facilitate welding of workpieces at different angles.

[0009] Furthermore, the welding part includes a second cylinder telescopic column fixed on a rotating seat, a welding head is fixed to the telescopic end of the second cylinder telescopic column, and the welding head can be driven to move up and down by the telescopic movement of the second cylinder telescopic column, and the workpiece can be pre-welded by the welding head.

[0010] Compared with the prior art, the utility model has the following beneficial effects: the top clamping plate can be driven to move by the extension and retraction of the cylinder telescopic column, the top clamping plate can be used to press the workpiece to one side of the workpiece rotating table, the rotating table can be driven to rotate by the rotation of the stepper motor, thereby the workpiece can be driven to rotate horizontally, thereby adjusting the horizontal angle of the workpiece, the U-shaped seat can be driven to move by the movement of the electric push rod, the angle adjustment member and the welding member can be driven to move by the U-shaped seat, thereby adjusting the position of the welding member, the rotating seat can be driven to rotate by the rotation of the stepper motor, and the welding member can be driven to rotate by the rotation of the rotating seat, thereby adjusting the angle of the welding member, thereby facilitating welding of workpieces at different angles, the welding head can be driven to move up and down by the extension and retraction of the cylinder telescopic column, and the workpiece can be pre-welded by the welding head. The automobile engine pipeline pre-fixed resistance welding device has a simple structure and is easy to operate. It can not only perform multi-angle adjustment welding on the workpiece, but also can realize pre-welding of mounting ear plates on multiple pipelines by one welding machine, thereby making the welding speed faster. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the structure of the utility model;

[0012] Figure 2 It is a schematic diagram of the side structure of the utility model;

[0013] Figure 3 This is a schematic diagram of the structure of the rotary connecting platform of the utility model.

[0014] In the figure: 1 supporting foot column, 2 supporting platform, 3 fixing ear plate clamping piece, 31 top clamping plate, 32 vertical ear plate, 33 cylinder telescopic column, 4 workpiece rotating table, 5 rotating connecting table, 51 rotating table, 52 stepper motor one, 6 L-shaped bracket, 7 horizontal adjustment piece, 71 U-shaped seat, 72 electric push rod, 8 welding piece, 81 cylinder telescopic column two, 82 welding head, 9 angle adjustment piece, 91 rotating seat, 92 stepper motor two. DETAILED DESCRIPTION

[0015] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0016] See also Figure 1-3The utility model provides a technical solution: a pre-fixed resistance welding device for automobile engine pipelines, comprising a support platform 2, a rotating connecting platform 5 is provided in the middle of the support platform 2, a workpiece rotating platform 4 is evenly provided on the upper surface of the support platform 2, and a fixed ear plate clamping member 3 corresponding to the workpiece rotating platform 4 is provided on the support platform 2, a supporting foot column 1 is evenly provided at the four corners of the lower surface of the support platform 2, and an L-shaped bracket 6 is fixed on one side of the support platform 2, a horizontal adjustment member 7 is fixed on the upper end of the L-shaped bracket 6, an angle adjustment member 9 is provided on the horizontal adjustment member 7, a welding member 8 is provided on the angle adjustment member 9, and the rotating connecting platform 5 includes a support platform 2 and a support platform 2. The rotating table 51 is rotatably connected, and the lower surface of the support table 2 is provided with a stepper motor 52 which drives the rotating table 51 to rotate. The rotating table 51 can be driven to rotate by the rotation of the stepper motor 52, so that the workpiece can be driven to rotate horizontally, so as to adjust the horizontal angle of the workpiece. The fixed ear plate clamping member 3 includes a vertical ear plate 32 fixed on the rotating table 51, and a cylinder telescopic column 33 is provided on the vertical ear plate 32. A top plate 31 is fixed to the telescopic end of the cylinder telescopic column 33. The top plate 31 can be driven to move by the extension and contraction of the cylinder telescopic column 33, and the workpiece can be pressed to one side of the workpiece rotating table 4 by the top plate 31. The horizontal adjustment member 7 includes an electric push rod 72 fixed to the upper end of the L-shaped bracket 6, and a U-shaped seat 71 is fixed to the telescopic end of the electric push rod 72. The U-shaped seat 71 can be driven to move by the movement of the electric push rod 72, and the angle adjustment member 9 and the welding member 8 can be driven to move by the U-shaped seat 71, so that the position of the welding member 8 can be adjusted. The angle adjustment member 9 includes a rotating seat 91 rotatably connected to the U-shaped seat 71, and a stepping motor 92 is provided on one side of the U-shaped seat 71 to drive the rotating seat 91 to rotate. The rotating seat 91 can be driven to rotate by the rotation of the stepping motor 92, and the welding member 8 can be driven to rotate by the rotation of the rotating seat 91, so that the angle adjustment member 9 includes a rotating seat 91 rotatably connected to the U-shaped seat 71, and a stepping motor 92 is provided on one side of the U-shaped seat 71 to drive the rotating seat 91 to rotate. This can adjust the angle of the welding part 8, so that it is convenient to weld the workpiece at different angles. The welding part 8 includes a cylinder telescopic column 81 fixed on the rotating seat 91. The telescopic end of the cylinder telescopic column 81 is fixed with a welding head 82. The welding head 82 can be driven to move up and down by the extension and contraction of the cylinder telescopic column 81. The workpiece can be pre-welded through the welding head 82. The automobile engine pipeline pre-fixed resistance welding device has a simple structure and is easy to operate. It can not only adjust the workpiece for welding at multiple angles, but also can achieve pre-welding of mounting ear plates on multiple pipelines through one welding machine, so that the welding speed is faster.

[0017] During use: the extension and retraction of the cylinder telescopic column 33 can drive the clamping plate 31 to move, and the clamping plate 31 can press the workpiece to one side of the workpiece rotating table 4, and the rotation of the stepper motor 52 can drive the rotating table 51 to rotate, so that the workpiece can be driven to rotate horizontally, so as to adjust the horizontal angle of the workpiece, and the movement of the electric push rod 72 can drive the U-shaped seat 71 to move, and the U-shaped seat 71 can drive the angle adjustment part 9 and the welding part 8 to move, so as to adjust the position of the welding part 8, and the rotation of the stepper motor 2 92 can drive the rotating seat 91 to rotate, and the rotation of the rotating seat 91 can drive the welding part 8 to rotate, so as to adjust the angle of the welding part 8, so as to facilitate welding of different angles of the workpiece, and the extension and retraction of the cylinder telescopic column 2 81 can drive the welding head 82 to move up and down, and the welding head 82 can be used to pre-weld the workpiece.

[0018] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that many changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention.

Claims

1. A resistance welding device for pre-fixing automobile engine pipelines, comprising a support platform (2), characterized in that: A rotating connecting platform (5) is provided in the middle of the support platform (2), a workpiece rotating platform (4) is evenly provided on the upper surface of the support platform (2), and a fixed ear plate clamping member (3) corresponding to the workpiece rotating platform (4) is provided on the support platform (2), supporting foot columns (1) are evenly provided at four corners of the lower surface of the support platform (2), and an L-shaped bracket (6) is fixed on one side of the support platform (2), a horizontal adjustment member (7) is fixed on the upper end of the L-shaped bracket (6), an angle adjustment member (9) is provided on the horizontal adjustment member (7), and a welding member (8) is provided on the angle adjustment member (9).

2. The automobile engine pipeline pre-fixing resistance welding device according to claim 1 is characterized in that: The rotating connection platform (5) comprises a rotating platform (51) rotatably connected to the supporting platform (2), and a stepping motor (52) for driving the rotating platform (51) to rotate is provided on the lower surface of the supporting platform (2).

3. The automobile engine pipeline pre-fixing resistance welding device according to claim 2 is characterized in that: The fixed ear plate clamping member (3) comprises a vertical ear plate (32) fixed on the rotating table (51), a cylinder telescopic column (33) is provided on the vertical ear plate (32), and a tensioning plate (31) is fixed to the telescopic end of the cylinder telescopic column (33).

4. The automobile engine pipeline pre-fixing resistance welding device according to claim 1 is characterized in that: The horizontal adjustment member (7) comprises an electric push rod (72) fixed to the upper end of the L-shaped bracket (6), and a U-shaped seat (71) is fixed to the telescopic end of the electric push rod (72).

5. The automobile engine pipeline pre-fixing resistance welding device according to claim 4 is characterized in that: The angle adjustment member (9) comprises a rotating seat (91) rotatably connected to the U-shaped seat (71), and a second stepping motor (92) for driving the rotating seat (91) to rotate is provided on one side of the U-shaped seat (71).

6. The automobile engine pipeline pre-fixing resistance welding device according to claim 5, characterized in that: The welding part (8) comprises a second cylinder telescopic column (81) fixed on a rotating seat (91), and a welding head (82) is fixed to the telescopic end of the second cylinder telescopic column (81).

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