초록 ▼

A rotary cutting die assembly comprised of a mandrel adapted to be rotatably mounted in a rotary die cutting press, and a cylindrical cutting sleeve and drive gear slip fit over the mandrel, provide a method and apparatus for replacing the cutting edge of a rotary cutting die at a reduced cost for m

A rotary cutting die assembly comprised of a mandrel adapted to be rotatably mounted in a rotary die cutting press, and a cylindrical cutting sleeve and drive gear slip fit over the mandrel, provide a method and apparatus for replacing the cutting edge of a rotary cutting die at a reduced cost for materials, manufacturing and shipping than that associated with conventional rotary cutting die replacement.

대표청구항 ▼

A rotary cutting die assembly for performing cutting operations of a rotary die cutting press, the assembly comprising: a mandrel having an exterior surface and means for mounting the mandrel on a rotary die cutting press; a hollow cylindrical sleeve having an exterior surface and in interior surfac

A rotary cutting die assembly for performing cutting operations of a rotary die cutting press, the assembly comprising: a mandrel having an exterior surface and means for mounting the mandrel on a rotary die cutting press; a hollow cylindrical sleeve having an exterior surface and in interior surface, the sleeve having at least one cutting edge on the exterior surface, the sleeve being received on the mandrel for movement of the sleeve relative to the mandrel; a drive gear received on the mandrel for movement of the drive gear relative to the mandrel, the drive gear being connected in a driving engagement with the cylindrical sleeve to cause the sleeve to move relative to the mandrel in response to the drive gear moving relative to the mandrel; the sleeve has opposite first and second ends, and the drive gear is received on the mandrel adjacent to the sleeve and engaging in driving engagement with one of the first and second ends of the sleeve; a radial slot is provided on a side of the drive gear adjacent to the sleeve; and an axial pin is provided on said one of the first and second ends of the sleeve, the pin extends into the slot on the drive gear thereby connecting the drive gear in driving engagement with the sleeve.