Suspended shot blasting machine is an industrial equipment that uses projectile to clean and strengthen the surface of workpieces. It mainly consists of shot blasting equipment, separation system, lifting device, etc. Its working principle is to suspend the workpiece into a closed shot blasting chamber, and then use high-speed metal pellets to remove surface impurities and strengthen surface stress. The door of the shot blasting room can be opened and closed by pneumatic or manual means.