The utility model relates to a colliery apparatus field, concretely relates to slay recycle device, construct including foot rest, discharging pipe, crushing chamber and rubbing crusher, the rubbing crusher structure is located smash the intracavity, its characterized in that: still include agitating unit, rubbing crusher constructs the below slope and is equipped with the filter, the discharging pipe is located smash between chamber and the agitating unit, the filter right side is vertical to be equipped with defeated feed cylinder, the slope of defeated feed cylinder upper end is equipped with the slide, vertically in the defeated feed cylinder be equipped with a rotation axis, the lower extreme passes defeated feed cylinder extends in the agitating unit, a fixedly connected with helical blade on the rotation axis, just a helical blade lies in in the defeated feed cylinder. The utility model discloses it is rational in infrastructure, can effectually smash the slay to can make the slay intensive mixing after smashing.