Disintegrating grinding machine

The utility model discloses a disintegrating grinding machine which comprises an external shell, an actuator, a feed inlet, a feed outlet, a lining plate with teeth arranged in the external shell, a cambered surface lining plate, a chief shaft, a hammer head and a lower supporting plate. A tower type rotation disc is arranged at the chief shaft of the lining plate with teeth; briar dressing pieces are arranged below the lower supporting plate; the actuator is arranged at the chassis of the bottom of the external shell; the feed outlet is arranged at one side of the chassis. The utility model has the advantages of favorable stability, reasonable and compact structure, small size, and high safety, and can decrease power by 30% compared with other similar products.