Laser welding tool clamp

Abstract

The utility model belongs to the technical field of welding fixtures, and particularly provides a laser welding tool fixture which comprises a fixture bottom plate, a group of toggle clamps and a positioning plate, the toggle clamps are arranged on the fixture bottom plate, the positioning plate is arranged on the fixture bottom plate, a positioning groove is formed in the fixture bottom plate, the positioning plate is pressed and covered on the positioning groove, and the toggle clamps are arranged on the positioning plate. Positioning openings are formed in the two ends of the positioning plate, pressing blocks are arranged on the toggle clamps, and the pressing blocks can be pressed into the positioning openings. The positioning groove is used for placing a busbar and limiting the busbar in the positioning groove, the positioning plate is pressed on the busbar to position the busbar, the toggle clamp can drive the pressing block to penetrate through the positioning opening to be pressed on the busbar, and meanwhile beryllium copper parts are positioned and clamped. According to the laser welding tool clamp provided by the utility model, a workpiece can be mounted only by taking down the positioning plate during clamping, so that the welding quality is prevented from being influenced by repeated disassembly of the clamp, meanwhile, the feeding time is saved, and the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to welding fixture technical field, especially relates to a laser welding tool fixture. BACKGROUND

[0002] In the production process of the busbar, the laser welding process is involved, and one type of laser welding is to weld the beryllium copper part on the busbar. At present, the common process is to use a fixture to clamp and position the busbar and the beryllium copper part, and then use a laser welder to weld.

[0003] However, the existing tool fixture is separated from the laser welder, and when in use, the fixture needs to be taken off first, the workpiece needs to be installed into the fixture, and then the fixture needs to be reinstalled. The repeated disassembly and assembly will affect the accuracy of the fixture and the welding quality. In addition, the existing fixture lacks a limiting function for the busbar and the beryllium copper part, and deformation is likely to occur during welding. After welding is completed, the busbar needs to be reshaped, which affects the production progress and increases the production cost.

[0004] Therefore, the above problems need to be solved. UTILITY MODEL CONTENTS

[0005] UTILITY MODEL OBJECTIVE: In order to overcome the above shortcomings, the utility model aims to provide a laser welding tool fixture which has a simple structure and is reasonable in design, does not need to be taken off when in use, and can provide good positioning and limiting functions, thereby solving the above technical problems.

[0006] TECHNICAL SCHEME: In order to achieve the above objective, the utility model provides a laser welding tool fixture which comprises a fixture base plate, a group of elbow clamps, and a positioning plate. The elbow clamps are arranged on the fixture base plate, and the positioning plate is arranged on the fixture base plate. The fixture base plate is provided with a positioning groove, and the positioning plate is arranged on the positioning groove. The positioning plate is provided with positioning openings at both ends. The elbow clamps are provided with pressing blocks, and the pressing blocks can be pressed into the positioning openings.

[0007] The positioning groove is used for placing the busbar and limiting the busbar in the positioning groove. The positioning plate is pressed on the busbar to position the busbar. The elbow clamps can drive the pressing blocks to pass through the positioning openings and press on the busbar, and at the same time, the elbow clamps can position and clamp the beryllium copper part.

[0008] Further, the end of the pressing block is provided with a U-shaped notch, and positioning legs are arranged on both sides of the U-shaped notch and extend downward. The positioning legs on both sides of the U-shaped notch are used for clamping the beryllium copper part and assisting in clamping the busbar.

[0009] Further, the fixture base plate is further provided with a group of positioning blocks, the positioning blocks are provided with positioning notches, the bottom of the fixture base plate is provided with an auxiliary positioning block, and the auxiliary positioning block is vertically provided with a slot. The positioning notches on the positioning blocks can clamp and position the side surface of the busbar, and one end of the busbar is inserted into the slot on the auxiliary positioning block to realize positioning.

[0010] Further, the elbow clamp comprises a pressing arm, a handle and a base, the base is arranged on the clamp bottom plate through bolts, the handle and the pressing arm are arranged on the base, and the pressing block is arranged at the tail end of the pressing arm.

[0011] Further, a plurality of positioning holes are arranged on the positioning plate, positioning columns are arranged on the clamp bottom plate, and the positioning columns are matched with the positioning holes.

[0012] Further, the clamp bottom plate is arranged on the laser welding equipment.

[0013] Further, the positioning block and the auxiliary positioning block are arranged on the clamp bottom plate through bolts.

[0014] The above technical scheme can be seen that the utility model has the following beneficial effects compared with the prior art:

[0015] 1. The laser welding tool clamp provided by the utility model can realize the installation of the workpiece by only removing the positioning plate during clamping, avoids the influence of multiple disassembly of the clamp on the welding quality, saves the feeding time and improves the production efficiency.

[0016] 2. The tool clamp is also provided with the positioning groove, the positioning plate, the positioning block and the auxiliary positioning block, can effectively position the workpiece, improves the welding precision and quality, and does not need a shaping process after welding. DRAWINGS

[0017] Figure 1 The utility model discloses a kind of laser welding tool clamps, as shown in the structure diagram of the utility model;

[0018] Figure 2 The utility model discloses a kind of laser welding tool clamps, as shown in the side view of the utility model;

[0019] Figure 3 The utility model discloses a kind of positioning plate, as shown in the schematic diagram of the utility model;

[0020] Figure 4 The utility model discloses a kind of clamp bottom plate, as shown in the structure diagram of the utility model;

[0021] Figure 5 The utility model discloses a kind of positioning block, as shown in the structure diagram of the utility model;

[0022] Figure 6 The utility model discloses a kind of auxiliary positioning block, as shown in the structure diagram of the utility model;

[0023] Figure 7 It is schematic diagram of clamping workpiece.

[0024] In the figure: 1-clamp base plate, 11-positioning groove, 12-positioning block, 13-positioning notch, 14-assisted positioning block, 15-positioning column, 2-elbow clamp, 21-pressing block, 22-pressing arm, 23-handle, 24-base, 3-positioning plate, 31-positioning port, 32-positioning hole, 4-female bus, 5-beryllium copper parts. DETAILED DESCRIPTION

[0025] It should be understood that the specific embodiments described herein are merely exemplary and not intended to limit the present application.

[0026] As shown in Figures 1-6 : a laser welding tooling fixture, comprising a clamp base plate 1, a set of elbow clamps 2 and a positioning plate 3, the elbow clamps 2 are arranged on the clamp base plate 1, the positioning plate 3 is placed on the clamp base plate 1, the clamp base plate 1 is provided with a positioning groove 11, the positioning plate 3 is pressed on the positioning groove 11, both ends of the positioning plate 3 are provided with positioning ports 31, the elbow clamps 2 are provided with pressing blocks 21, and the pressing blocks 21 can be pressed into the positioning ports 31.

[0027] Among them, the end of the pressing block 21 is provided with a U-shaped notch, and the two sides of the U-shaped notch are provided with downward extending positioning feet 25. The two sides of the U-shaped notch positioning feet 25 press the two sides of the beryllium copper parts tightly, and the laser welding is carried out at the U-shaped notch.

[0028] As shown in Figure 1 and Figure 5 , the clamp base plate 1 is also provided with a set of positioning blocks 12, the positioning blocks 12 are provided with positioning notches 13, the bottom of the clamp base plate 1 is provided with an auxiliary positioning block 14, and the auxiliary positioning block 14 is vertically provided with a notch. Because the side of the female bus is also provided with a connecting lug, and the connection between the two connecting lugs can be clamped into the positioning notch 13 for auxiliary positioning. One end of the female bus is bent downward, and the bent part can be inserted into the notch of the auxiliary positioning block.

[0029] Specifically, the elbow clamp 2 includes a pressing arm 22, a handle 23 and a base 24, the base 24 is arranged on the clamp base plate 1 through bolts, the handle 23 and the pressing arm 22 are arranged on the base 24, and the pressing block 21 is arranged at the end of the pressing arm 22. By pushing and pulling the handle 23, the pressing action or lifting action of the pressing arm 22 can be realized, and the workpiece can be taken and placed. The elbow clamp 2 is a prior art means, which will not be described in detail here.

[0030] As shown in Figure 3 and Figure 4 , the positioning plate 3 is provided with a set of positioning holes 32, the clamp base plate 1 is provided with a positioning column 15, and the positioning column 15 cooperates with the positioning hole 32. Through the cooperation of the positioning column 15 and the positioning hole 32, the positioning plate 3 can be quickly installed on the clamp base plate 1.

[0031] Preferably, the fixture base plate 1 is provided on a laser welding device.

[0032] Preferably, the positioning block 12 and the auxiliary positioning block 14 are both provided on the fixture base plate 1 by bolts.

[0033] The laser welding fixture provided by the utility model is used, firstly, the busbar 4 is installed in the positioning groove 11 on the fixture base plate 1, the connecting ear on the side surface of the busbar 4 is clamped into the positioning notch 3, and the bent part of the busbar 4 is inserted into the auxiliary positioning block 14; subsequently, the positioning plate 3 is installed on the fixture base plate 1 by cooperation of the positioning hole 32 and the positioning column 15, then the beryllium copper part 5 is placed into the positioning opening 31, the elbow clamp 2 is moved to press the pressing block 21 on the beryllium copper part 5, and welding can be started.

[0034] The above is only the preferred embodiment of the utility model, and it should be pointed out that, for ordinary skilled persons in the technical field, some improvements can be made without departing from the principle of the utility model, and these improvements should also be regarded as the protection range of the utility model.

Claims

1. A laser welding tooling fixture, characterized by, The utility model relates to a clamp bottom plate (1), a group of elbow clamps (2) and positioning plate (3), the elbow clamp (2) is located on the clamp bottom plate (1), and the positioning plate (3) is placed in the clamp bottom plate (1), the clamp bottom plate (1) is equipped with positioning groove (11), the positioning plate (3) is pressed on the positioning groove (11), and the positioning plate (3) is equipped with positioning mouth (31) at both ends, the elbow clamp (2) is equipped with pressing block (21), and the pressing block (21) can be pressed into the positioning mouth (31).

2. A laser welding fixture according to claim 1, wherein, The end of the pressing block (21) is provided with a U-shaped notch, and the two sides of the U-shaped notch extend downward to be provided with positioning feet (25).

3. The laser welding fixture of claim 1, wherein, The clamp bottom plate (1) is further provided with a group of positioning blocks (12), the positioning block (12) is provided with a positioning notch (13), the bottom of the clamp bottom plate (1) is provided with an auxiliary positioning block (14), and the auxiliary positioning block (14) is vertically provided with a notch.

4. The laser welding fixture of claim 1, wherein, The elbow clamp (2) comprises a pressing arm (22), a handle (23) and a base (24), the base (24) is arranged on the clamp bottom plate (1) through bolts, the handle (23) and the pressing arm (22) are arranged on the base (24), and the pressing block (21) is arranged at the end of the pressing arm (22).

5. The laser welding fixture of claim 1, wherein, The positioning plate (3) is provided with a group of positioning holes (32), and the clamp bottom plate (1) is provided with a positioning column (15), the positioning column (15) is matched with the positioning hole (32).

6. The laser welding fixture of claim 1, wherein, The clamp bottom plate (1) is arranged on the laser welding equipment.

7. The laser welding fixture of claim 3, wherein, The positioning block (12) and the auxiliary positioning block (14) are arranged on the clamp bottom plate (1) through bolts.

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