Shot blasting technique is one of international up-to-date process technologies of surface cleaning, reinforcing, polishing and deburring. The equipment consists of shot blaster, wear-resisting rubber belt, winch, lift, separator, conveyor, dust remover and cleaning machine and now is widely applied in many trades. Its main principle is to use shot blasting machine for centrifugally shooting workpiece surface and making a thorough cleaning, particularly to inner dead corners. In this way workpiece surface can be finished to the required brightness, cleanness, roughness and reinforcement, thus greatly improving service life and good appearance of parts.