Automatic rotary welding mechanical equipment

The utility model discloses automatic spin welding mechanical equipment which comprises a bottom plate, supporting legs are arranged at the bottom of the bottom plate, a control box is arranged on one side of each supporting leg through a fixing screw, supporting plates are arranged on the two sides of the top of the bottom plate, and the inner sides of the supporting plates are movably connected with a supporting plate through shaft rods. The top of the supporting plate is movably connected with the bottom of the three-jaw chuck through a transmission shaft, the tail end of the transmission shaft is located in the supporting plate, the transmission shaft is in abutting connection with a movable ball arranged at the bottom of a movable groove formed in the supporting plate, and a fluted disc is arranged on the transmission shaft. According to the automatic rotary welding mechanical equipment, one end of a welding workpiece is fixed through a three-jaw chuck, then a motor fixed in a supporting plate drives a g