The skin patching method of compacting tool set

摘要

PROBLEM TO BE SOLVED: To provide a surface repair method of a press die not generating a recess on an interface between the die and a repair member or on its peripheral repair surface, on the repair surface of the die.SOLUTION: A surface repair method of a press die comprises the first step for forming a processing hole P by opening a hole on a region including a damaged portion F formed on the surface of the press die Di, and the second step for implanting an implantation member A into the processing hole P, and performing surface finishing of the surface of the implantation member A and its peripheral press die Di.SELECTED DRAWING: Figure 1