Cutting roller and paper distributor

A cutting roller, comprising:

• a cutting roller body, wherein a knife groove is concavely formed in a peripheral wall of the cutting roller body which extends across the cutting roller body in an axial direction;
• and
• a cutting knife assembly, comprising a knife frame and a paper pushing frame arranged in the knife groove, and a blade mounted on the knife frame, wherein the blade extends along the knife groove, the paper pushing frame is provided with a paper pushing groove, and the blade is slidably sleeved and matched with the paper pushing groove in a transmission mode;
• wherein the paper pushing frame is slidably connected with the knife groove, the paper pushing frame is slidably arranged relative to the cutting roller body in a circumferential direction of the cutting roller body, at least one of two ends of the knife frame extending along the knife groove is provided with a linkage component, the linkage component is provided with a swing connecting portion arranged on an inner side and a driven connecting portion arranged on an outer side, the swing connecting portion is rotatably connected with an end face of the cutting roller body, the knife frame is configured to swing back and forth to drive the blade to extend out of and into the knife groove, and the paper pushing frame is configured to follow the blade to move back and forth;
• wherein when the blade extends out of the knife groove, the paper pushing frame follows the blade to move, and the blade extends out of the knife groove from the paper pushing groove;
• and
• wherein when the blade extends into the knife groove, the paper pushing frame follows the blade to move, and the blade extends into the knife groove from the paper pushing groove.