Precise aluminum casting multi-station welding equipment

The utility model relates to the technical field of welding, and discloses precise aluminum casting multi-station welding equipment which comprises a base, a first fixing plate is fixedly installed at one end of the top of the base, a movable plate is arranged on one side of the first fixing plate, and a storage groove is formed in the side face, away from the first fixing plate, of the movable plate. According to the pipe-shaped aluminum casting clamping and fixing device, the hydraulic rod is controlled to push the movable plate to move towards the second fixed plate, pipe-shaped aluminum castings to be welded with different lengths can be clamped and fixed, and the pipe-shaped aluminum castings to be welded with different lengths can be clamped and fixed. The angle of the pipe can be adjusted by rotating a handle, after the angle of the aluminum casting is adjusted, the bottom end of a limiting block is clamped in a tooth groove in the outer wall of a first rotating plate, the first rotating plate cannot r