how to drive unscrewing equipment in a mold
when a mold has an set of unscrewing equipment or more. How to drive them, yes! The drive force for these mold is transmitted from the opening movement by a lead screw with coarse threads or a rack. […]
a mold with unscrewing equipment
in all the molds with unscrewing equipment, please pay your attention to an exact mounting and alignment of cores and device units. For example, insufficiently supported cores, particularly slender cores, can be shifted from their center position by the entering plastic material.