Patent ID: 8529163
Filing Date: 2013-09-10
Classification: B23B,B23C,Y10T

Abstract:
1. A temporary coupling mechanism for a cutting tip inserted into a tip mounting seat provided in a tool body of a cutting tool, comprising: a tip mounting seat including a notch step portion or a concave groove equipped with a seat face and at least one restricting wall face rising up from the seat face; a clamping member for pressing the cutting tip inserted into the tip mounting seat toward the seat face; at least one of a concave groove or at least one convex portion located in a predetermined position of the cutting tip; and a convex portion or a concave groove provided in at least one of the tip mounting seat and the clamping member to be capable of being engaging to the concave groove or the convex portion of the cutting tip, wherein the concave groove extends substantially in parallel with the seat face of the tip mounting seat, and the convex portion is inserted and fitted into the concave groove so as to be engaged thereto when the cutting tip is inserted into the tip mounting seat and is taken out of the tip mounting seat, causing the cutting tip to be movable only in a predetermined direction relative to the tip mounting seat, said predetermined direction being along an extending direction of the concave groove.