METHOD FOR FIXING INSERTS rock-breaking drilling tool and working bodies heading machines

摘要

1. A method of mounting the inserts in the working cutters drilling tool body and heading machines, characterized in that the inserts are arranged in the bushings made of a ductile metal, which are pressed into the end effector of the drilling tool. ! 2. A method according to claim 1, characterized in that on the outer surface of the bushing grooves.