Positioning jig for copper bar welding

Abstract

The utility model relates to the technical field of copper bar welding, and discloses a copper bar welding positioning jig which comprises a welding table, positioning air cylinders are fixedly arranged at the front end and the rear end of the welding table, and a welding frame is fixedly arranged in the middle of the upper end of the welding table and located between the positioning air cylinders. The output ends of the two positioning air cylinders are fixedly connected with connecting plates correspondingly, one sides of the two connecting plates are connected with connecting blocks correspondingly, threaded sleeves are fixedly arranged in the middles of the interiors of the two connecting blocks correspondingly, the lower ends of the two threaded sleeves are fixedly connected with sliding blocks correspondingly, and lead screws are rotationally arranged on one sides of the two connecting plates correspondingly. The lower ends of the sides, close to the connecting blocks, of the two connecting plates are fixedly connected with sliding rods correspondingly, and the two sliding rods extend into the corresponding connecting blocks correspondingly. According to the copper bar welding device, a copper block on a to-be-welded copper bar can be conveniently positioned, meanwhile, the angle position of the positioning plate can be adjusted, and the accuracy of positioning the copper block is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to copper bar welding technical field especially relates to a copper bar welding is with positioning fixture. BACKGROUND

[0002] Copper bar welding is a very important link in the electric power industry, it relates to the safe operation and stability of power system, in the copper bar welding process, the use of positioning fixture is crucial to ensure the welding quality, positioning fixture is a kind of tool for assisting welding process, it can help the welder accurately position copper bar, ensure the accuracy and consistency of welding position, so as to reduce the welding error, improve the welding quality, can also improve production efficiency.

[0003] But the copper bar welding process in the prior art, the staff will manually place copper block on copper bar, then by welding head contact copper block to weld the both, when welding head contacts copper block, copper block will slip off the specified position of copper bar, thereby causing the welding precision is not accurate, therefore, the technical personnel in the art provide a kind of copper bar welding is with positioning fixture to solve the problems raised in the background art. UTILITY MODEL CONTENT

[0004] The utility model discloses a copper bar welding is with positioning fixture, the device is convenient for the positioning of copper block on the copper bar to be welded, and the angle position of the positioning plate can be adjusted, so that the accuracy of copper block positioning is improved.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of copper bar welding is with positioning fixture, including welding table, the welding table is fixedly arranged with positioning cylinder in front and back two ends, welding frame is fixedly arranged in the middle of welding table upper end and between positioning cylinder, the output end of two positioning cylinders is all fixedly connected with connecting plate, one side of two connecting plates is all connected with connecting block, two connecting blocks are all fixedly arranged with threaded sleeve in middle part, two threaded sleeves are all fixedly connected with sliding block in lower end, two connecting plates are all rotatably provided with screw rod in one side, two sliding rods are all fixedly connected with slide rod in the lower end of the side close to connecting block, and two sliding rods respectively extend into the inside of corresponding connecting block;

[0007] Two connecting blocks are all provided with threaded hole in the middle of upper end, two positioning plates are all detachably arranged in the upper end of two connecting blocks, two positioning plates are all provided with through hole in middle part, two positioning plates are all provided with bolt in upper end, and two positioning plates are all provided with positioning groove in inner side.

[0008] Further, two said connecting plates are fixedly provided with rotating seats at the middle of the side close to the connecting block, and two said lead screws are rotatably connected to the corresponding rotating seats.

[0009] Through the above technical scheme, the lead screw is supported by the rotating seat.

[0010] Further, two said lead screws extend into the connecting block and penetrate the threaded sleeve, and two said threaded sleeves are threadedly connected with the corresponding lead screws.

[0011] Through the above technical scheme, the threaded sleeve drives the connecting block to move through the rotation of the lead screw.

[0012] Further, two said lead screws are fixedly connected with handles at the end penetrating the connecting block.

[0013] Through the above technical scheme, the handle is rotated to drive the lead screw to rotate.

[0014] Further, two said sliding blocks are provided with sliding holes at the middle, and two said sliding rods penetrate the corresponding sliding holes.

[0015] Through the above technical scheme, the threaded sleeve is limited through the sliding block and the sliding hole.

[0016] Further, two said bolts penetrate the corresponding through holes and are threadedly connected in the threaded holes.

[0017] Through the above technical scheme, the positioning plate is fastened on the connecting block by tightening the bolt.

[0018] Further, two said positioning cylinders are obliquely arranged at the upper end of the welding table and are symmetrically arranged.

[0019] Through the above technical scheme, the copper block is positioned and clamped through the symmetrically arranged positioning cylinders.

[0020] The utility model has the following beneficial effects:

[0021] 1. The utility model discloses a positioning jig for copper bar welding, which drives the connecting plate to move through the positioning cylinder, so that the two positioning plates clamp and position the copper block to be welded on the copper bar, prevent the copper block from deviating when the welding head touches the copper block in the subsequent welding process, and cause the deviation of the copper block welding position.

[0022] 2. The utility model discloses a positioning jig for copper bar welding, which drives the connecting block to move through the action of the lead screw, the threaded sleeve, the sliding block and the sliding rod, so that the position of the connecting block can be adjusted, the upper positioning block is detachably connected, the angle of the positioning block can be adjusted, and the copper block can be accurately positioned. Attached Figure Description

[0023] Figure 1 This is a perspective view of a positioning fixture for welding copper busbars according to the present invention.

[0024] Figure 2 This is a schematic diagram of the positioning mechanism of a positioning fixture for copper busbar welding proposed in this utility model;

[0025] Figure 3 This is a cross-sectional view of the positioning plate of a positioning fixture for welding copper busbars according to the present invention;

[0026] Figure 4 This is a schematic diagram of the positioning plate moving mechanism of a positioning fixture for copper busbar welding proposed in this utility model;

[0027] Figure 5 This is a schematic diagram of the disassembled structure of the positioning plate of a positioning fixture for copper busbar welding proposed in this utility model.

[0028] Legend:

[0029] 1. Welding table; 2. Positioning cylinder; 3. Welding frame; 4. Connecting plate; 5. Connecting block; 6. Threaded sleeve; 7. Slider; 8. Rotating seat; 9. Lead screw; 10. Handle; 11. Sliding rod; 12. Sliding hole; 13. Threaded hole; 14. Positioning plate; 15. Through hole; 16. Bolt; 17. Positioning groove. Detailed Implementation

[0030] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of specific embodiments. Obviously, the described specific embodiments are only a part of the specific embodiments of the present invention, and not all of them. Based on the specific embodiments of the present invention, all other specific embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0031] Reference Figures 1-5 The present invention provides a specific embodiment of a positioning fixture for copper busbar welding, comprising a welding table 1, with positioning cylinders 2 fixedly installed at both the front and rear ends of the welding table 1, a welding frame 3 fixedly installed at the middle of the upper end of the welding table 1 and between the positioning cylinders 2, a connecting plate 4 fixedly connected to the output end of each of the two positioning cylinders 2, a connecting block 5 connected to one side of each of the two connecting plates 4, a threaded sleeve 6 fixedly installed in the middle of each of the two connecting blocks 5, a slider 7 fixedly connected to the lower end of each of the two threaded sleeves 6, a lead screw 9 rotatably installed on one side of each of the two connecting plates 4, and a sliding rod 11 fixedly connected to the lower end of the side of each of the two connecting plates 4 near the connecting block 5, with the two sliding rods 11 extending into the corresponding connecting block 5 respectively;

[0032] Threaded holes 13 are formed in the middle of the upper ends of the two connecting blocks 5, and positioning plates 14 are detachably arranged on the upper ends of the two connecting blocks 5. Through holes 15 are formed in the middle of the two positioning plates 14, and bolts 16 are arranged on the upper ends of the two positioning plates 14. Positioning grooves 17 are formed in the inner sides of the two positioning plates 14.

[0033] Rotating seats 8 are fixedly arranged on the middle of the side close to the connecting blocks 5 of the two connecting plates 4, and one ends of the two lead screws 9 are respectively rotatably connected to the inside of the corresponding rotating seat 8 to support the lead screw 9 through the rotating seat 8.

[0034] The two lead screws 9 respectively extend into the inside of the connecting block 5 and penetrate the threaded sleeve 6, and the two threaded sleeves 6 are respectively threadedly connected with the corresponding lead screw 9. Through the rotation of the lead screw 9, the threaded sleeve 6 drives the connecting block 5 to move.

[0035] The one ends of the two lead screws 9 penetrating the connecting block 5 are fixedly connected with handles 10, and the handle 10 is rotated to drive the lead screw 9 to rotate.

[0036] Slip holes 12 are formed in the middle of the two sliding blocks 7, and the two sliding rods 11 respectively penetrate the corresponding slip hole 12. Through the action of the sliding block 7 and the slip hole 12, the threaded sleeve 6 is limited.

[0037] The lower ends of the two bolts 16 respectively penetrate the corresponding through hole 15 and are threadedly connected in the inside of the threaded hole 13. The positioning plate 14 is fastened on the connecting block 5 by tightening the bolt 16.

[0038] The two positioning cylinders 2 are obliquely arranged on the upper end of the welding table 1 and are symmetrically arranged. The copper block is positioned and clamped by the symmetrically arranged positioning cylinders 2.

[0039] Working principle: when the copper bar welding positioning jig is used, the handle 10 is rotated to drive the lead screw 9 to rotate. Under the limiting action of the sliding rod 11 and the sliding block 7, the threaded sleeve 6 moves on the lead screw 9 to drive the connecting block 5 to move. Then the positioning plate 14 is rotated, the bolt 16 is tightened, the angle of the positioning plate 14 is adjusted, and after the adjustment is completed, the connecting plate 4 is driven by the positioning cylinder 2 to move the connecting block 5, so that the two positioning plates 14 clamp and position the copper block to be welded on the copper bar.

[0040] It should be pointed out finally that: the above only for the preferred specific embodiments of the present application, and is not used to limit the present application, although the present application is described in detail with reference to the foregoing specific embodiments, for the skilled in the art, it still can be modified to the technical solutions recorded in the foregoing each specific embodiment, or to the equivalent replacement of part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, should be included in the scope of protection of the present application.

Claims

1. A positioning jig for copper bar welding, comprising a welding table (1), characterized in that: The welding table (1) is provided with a positioning cylinder (2) at both ends, a welding frame (3) is fixedly arranged at the upper middle part of the welding table (1) and between the positioning cylinders (2), the output ends of the two positioning cylinders (2) are fixedly connected with connecting plates (4), the connecting plates (4) are connected with connecting blocks (5) on one side, the connecting blocks (5) are fixedly provided with threaded sleeves (6) in the middle, the threaded sleeves (6) are fixedly connected with sliding blocks (7) at the lower ends, the connecting plates (4) are rotatably provided with lead screws (9) on one side, the connecting plates (4) are fixedly connected with sliding rods (11) at the lower ends on one side, and the sliding rods (11) extend into the corresponding connecting blocks (5).

2. The positioning jig for welding copper bars according to claim 1, characterized in that: The connecting plates (4) are fixedly provided with rotating seats (8) on one side in the middle, and the lead screws (9) are rotatably connected to the corresponding rotating seats (8) in the middle.

3. The positioning jig for welding copper bars according to claim 1, characterized in that: The lead screws (9) extend into the connecting blocks (5) and penetrate the threaded sleeves (6), and the threaded sleeves (6) are threadedly connected with the corresponding lead screws (9).

4. The positioning jig for welding copper bars according to claim 1, characterized in that: The lead screws (9) are fixedly connected with handles (10) at one end penetrating the connecting blocks (5).

5. The positioning jig for welding copper bars according to claim 1, characterized in that: Sliding holes (12) are formed in the middle of the sliding blocks (7), and the sliding rods (11) penetrate the corresponding sliding holes (12).

6. The positioning jig for welding copper bars according to claim 1, characterized in that: Threaded holes (13) are formed in the middle of the upper ends of the connecting blocks (5), and the connecting blocks (5) are detachably provided with positioning plates (14) at the upper ends, the positioning plates (14) are provided with through holes (15) in the middle, and the positioning plates (14) are provided with bolts (16) at the upper ends, the lower ends of the bolts (16) penetrate the corresponding through holes (15) and are threadedly connected in the threaded holes (13), and the inner sides of the positioning plates (14) are provided with positioning grooves (17).

7. The positioning jig for welding copper bars according to claim 1, characterized in that: The two positioning cylinders (2) are obliquely arranged on the upper end of the welding table (1) and are symmetrically arranged.

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