Set of machining for redesign in a shaper of cans and method of formation of a structure of tin metal

摘要

Machining of redesign includes a puncture tool, a ring finger which is retractable relative to the puncture tool.A glove puncture and a spring or flexible material which presses the ring finger forward.The retraction of the ring finger provides support for the backbone of the redesign for the decrease of the corrugation.