CHIPS REMOVING DRILLING TOOL FOR MACHINING AND A LOSE TOP FOR THE SAME, CAPABLE OF PROVIDING OPTIMAL GRIP FORCE ON A LOOSE TOP

摘要

PURPOSE: A chips removing drilling tool for machining and a lose top for the same are provided to minimize the consumption of expensive material since a loose top has minimum length to a diameter.;CONSTITUTION: A chips removing drilling tool for machining comprises a base body(1) and a replaceable loose top(2). The range of the jaw(20) is determined by two branch portions(21) which are bendable elastically and an axial support surface(22). The loose top is inserted by an internal support surface(24) of the branch portion elastically pressed to a side contact surface(26).;COPYRIGHT KIPO 2011