Knife grinding device of tobacco cutter

The utility model discloses a knife grinding device of a tobacco cutter, which comprises a support and a cutting hub component rotatably connected in the support, and further comprises a base plate connected above the support, the reciprocating transmission mechanism is mounted above the base plate; the feeding transmission mechanism is mounted on the reciprocating transmission mechanism; the grinding wheel assembly is arranged at the lower end of the feeding transmission mechanism; a dustproof plate assembly; the grinding wheel dresser assembly is arranged above one side of the inner wall of the support; a movable shielding plate on the dustproof plate assembly is arranged on the reciprocating transmission mechanism. The utility model has the advantages of simple operation and convenient use, can reduce the intermediate link of blade replacement, improve the equipment maintenance efficiency, overcome the transmission gap of the second ball screw pair, reduce the vibration of the grinding wheel, and improve t