The utility model discloses a rubbing crusher for feed processing, this rubbing crusher lies in the rubbing crusher body and the auger of this frame including having the frame of processing the cavity, the entrance point of frame is located in the frame and is provided with the fan, and this entrance point has cup jointed the pulse sack, the exit end of frame is located the frame lower part and for the setting of auger output, and the exit end and the lift cooperation of this frame form feed processing's structure, the frame inner wall upwards swells and forms rubbing crusher body holding chamber, and the installation of aforementioned rubbing crusher body is this holding intracavity extremely. The utility model discloses increase the baffle design in the frame, and then the powder of pulse sack can normally subside the auger through after blowing again, in time gets into this batch product, makes the ton package of product normal, has reduced the probability of product color difference again, has stabilized product quality.