Mainly used for small hardware parts, standard parts, instruments, watches, bicycles, sewing machines, hydraulic and pneumatic components, bearings, automotive, electrical parts, plastics, ceramics, metals, precious handicrafts and other industries deburring of parts of various products, surface finish, especially for special-shaped parts of the surface finishing has its specific location features, finishing by the models of parts, does not destroy the original shape and position accuracy, and improved surface quality, widely used in a large number of small parts finishing. Second, specifications and technical parameters: Size XMW300 overall dimensions (length × width × height) mm 1801 × 1910 × 1800 Weight kg 3000 Cylinder volume L 4 × 75 Rotational Speed ??rpm 0 ~ 115 Turning radius mm 407 mm thick rubber lining 12 Main motor YEJ180L-6 15kW Jog motor Y100L11-4 2.2kW three, the main structure and working principle of this machine main structure (Figure 1) has a main motor drive mechanism to drive the rotor rotating pulley system 2, for planetary transmission disc rotating body 3, the drum 4, drive sprocket drum for rotation system 5, the control and discharge the sprocket drum rotation speed reducer mechanism 6, and operation control systems, Security System and other components.