Welding fixture
A welding fixture and pressing plate technology, applied in welding equipment, manufacturing tools, auxiliary devices, etc., can solve the problems of loose fixing of tooth blocks and inconsistent clamping force, and achieve the effect of ensuring bonding strength, simple structure and convenient use.
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Embodiment 1
[0021] see Figure 1-2 It is a component schematic diagram and a component assembly schematic diagram of a welding fixture according to an embodiment of the present invention. Depend on Figure 1-2 It can be seen that the welding fixture of the present embodiment comprises a disc-shaped upper pressing plate (1) and a disc-shaped lower pressing plate (2), and the upper pressing plate (1) and the lower pressing plate (2) all have central positioning holes arranged coaxially (3), the lower pressing plate (2) is provided with a tooth block positioning hole (21), and the lower surface of the lower pressing plate (2) is provided with a tooth block installation groove (22), which is characterized in that the upper pressing plate (1) and the lower pressing plate (2) Install tooth block positioning screw (5) and tooth block compression spring (6); said lower pressing plate is also provided with 3 auxiliary positioning holes (4) evenly along the concentric ring; wherein the upper press...
Embodiment 2
[0023] The structure of the welding fixture is the same as in Example 1; the difference is that the spring steel used for the compression spring has the following composition and content: the composition and content of the spring steel are: C: 0.25-0.32wt%, Si: 1.25-1.50wt% , Mn: 1.0-1.25wt%, Cr: 1.20-1.80wt%, Ni: 2.20-4.25wt%, Mo: 0.30-0.50wt%, V: 0.015-0.025wt%, Nb: 0.01-0.02wt%, Cu : 0.25-0.35wt%, Zn: 0.15-0.25wt%, P≤0.0015wt%, S≤0.0015wt%, the balance is Fe and unavoidable impurities.
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