Filter cake crushing and compacting device and filter cake crushing and slitting mechanism of corresponding drying machine

The utility model relates to a filter cake crushing and compacting device and a filter cake crushing and slitting mechanism of a corresponding drying machine. The filter cake crushing and compacting device comprises a speed reducing motor, a filter cake crushing and compacting rotating shaft, a filter cake crushing compartment, a linkage gear set, a coupler and a bearing box assembly, the key points of the innovative scheme are as follows: on the basis of an existing filter cake crushing device, a filter cake crushing claw rotating shaft is improved into a filter cake crushing and compacting rotating shaft, and the filter cake crushing and compacting rotating shaft comprises a cake crushing rotating shaft, a plurality of cake crushing claws and a plurality of cake pressing hammers; a plurality of cake breaking claws and a plurality of cake pressing hammers are welded on the cake breaking rotating shaft at intervals, and have the functions of breaking large filter cakes into broken cakes and compacting irregul