Roller type shredding machine for excavator assembly

The utility model discloses a roller type shredding machine for excavator assembly, and belongs to the technical field of roller type shredding machines. The roller type shredding machine for excavator assembly comprises bearing roller plates, a fixed cutter connecting shaft is arranged between the bearing roller plates, and the fixed cutter connecting shaft is connected with the bearing roller plates through screws. In order to solve the problems that when an existing excavator breaking hammer body structure is used for coping with some metal or tough materials, the materials are often not torn in place, so that the output materials are connected, secondary reworking is needed, and secondary reworking is needed. Materials can fall down from the gap after being torn and extruded by the first opposite knife roll and the second opposite knife roll, the fallen materials can make contact with the material turning knife roll, the material turning knife roll rotating at a high speed can collide the materials to the