Welding device for stamping equipment support production

The utility model relates to the technical field of welding equipment, in particular to a welding device for stamping equipment support production. According to the technical scheme, the device comprises a workbench, a ball, a moving block and a U-shaped rod, a supporting seat is welded to the lower surface of the workbench, sliding blocks are symmetrically welded to the two ends of the U-shaped rod, the sliding blocks are installed on the two sides of the upper surface of the workbench in a sliding mode, the moving block is installed on the U-shaped rod in a sliding mode, and a sliding plate is welded to the moving block; a limiting ring is slidably mounted on the sliding plate, a limiting groove is formed in the sliding plate, a limiting block is mounted on the limiting ring through a bolt, the limiting block is slidably mounted in the limiting groove, a ball is rotatably mounted on the limiting ring, and a welding gun is mounted at the bottom end of the ball through a bolt. Through cooperation of the struc