Sealing and cutting device of mechanical part packaging machine

The utility model discloses a sealing and cutting device of a mechanical part packaging machine, which relates to the technical field of sealing and cutting of packaging machines, and comprises a support, a packaging box is arranged in the support, cutting and sealing components for sealing and cutting the packaging box are arranged on two sides of the support, each cutting and sealing component comprises a moving rod sliding up and down, and the moving rods are arranged on the support. Fixing plates are fixedly connected to the lower surfaces of the moving rods, blades are connected to the sides, away from each other, of the fixing plates in an up-down sliding mode, and obliquely-arranged extrusion plates are fixedly connected to the bottom ends of the sides, close to each other, of the fixing plates; according to the sealing and cutting device of the mechanical part packaging machine, after mechanical parts are packaged, sealing strips of the mechanical parts can be conveniently cut. 本实用新型公开了一种机械零部件包装机的封切装置