Disc sealing device suitable for abrasive band machine

The utility model discloses a disc sealing device suitable for abrasive band machine. The device includes the frame of square structure, fixes the division board of separating into left studio and right transmission room in the frame, with the inner chamber of frame to the gyration dish of clearance fit mode suit in the division board centre bore is in with key combination mode cartridge main shaft in the gyration dish centre bore to and lie in the bearing frame that right transmission room is used for supporting the main shaft, has seted up the annular groove at the left surface on gyration dish outside edge, be equipped with wear -resisting felt ring in the annular groove interpolation, wear -resisting felt ring's overhanging end with is connected on the left clamping ring right flank of division board processed sealed recess tank bottom face and closely laminates and be in the same place. The utility model discloses in preventing the right transmission room of dust entering in the left studio, play good se