Circular knife die-cutting machine

The utility model discloses a circular knife die-cutting machine, including base, spacing mechanism and drive mechanism, spacing mechanism is provided the top of base, drive mechanism is provided the top of base, spacing mechanism includes the vertical plate, the number of vertical plate is two, and the vertical plate is respectively installed on the left side and right side of base top, and the vertical plate is fixed on the base top. The tops of the two vertical plates are fixedly connected through a transverse plate, and a connecting plate is installed on the left side of the bottom of the transverse plate. Through mutual cooperation of the vertical plate, the transverse plate, the connecting plate, the rotating motor, the servo motor, a threaded rod, a movable plate, a positioning rod, a rolling bearing, a fixed shaft, a cutter shaft, an annular cutter, a clamping groove, a clamping block, an air cylinder, a movable frame, a driving motor, a conveying roller, a positioning block and a positioning groove,