Spot welding device for preventing welding deformation of hinge
The utility model discloses a spot welding device for preventing welding deformation of a hinge, which comprises a frame, a fixing column is mounted at the bottom of the frame, a fixing plate is mounted on the fixing column, a buffer spring is sleeved on the outer side of the fixing column, one end,...
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Format: | Patent |
Sprache: | chi ; eng |
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