Automatic steel shot cleaning machine for gear threaded hole

The utility model relates to an automatic steel shot cleaning machine for a gear threaded hole. The automatic steel shot cleaning machine comprises a rack and a frame, the frame is connected above the rack, an alarm light is arranged on the left side of the frame, a power distribution cabinet is arranged below the rack, a protection plate is arranged on the right lateral face of the frame, a control box is arranged at the position of the right side of the protection plate, two workpiece clamps are symmetrically and respectively arranged on the rack, and two safety optical gratings are arranged at the front end of each workpiece clamp. A hairbrush lifting device is arranged at the position of the back edge of each workpiece clamp and further comprises a fixing base, a lifting plate and a gear motor, and an air cylinder is further arranged in the fixing base. According to the automatic steel shot cleaning machine, full-automatic cleaning design is adopted, steel shots or impurities in the threaded hole in a workpiece can be cleanly removed, the two workpieces can be simultaneously cleaned, so that the cleaning efficiency is greatly improved, the automatic steel shot cleaning machine is convenient to operate and safe in use, and meanwhile a large amount of manual cost is reduced for an enterprise.