Revolution of production mannered null work of process manner and the processed device and

摘要

PROBLEM TO BE SOLVED: To provide a method for improving processing efficiency of screw rotor tooth groove processing, particularly of a tooth groove side-surface processing, and a processing device and a processing tool, as well as a manufacturing method of screw compressor.;SOLUTION: The screw rotor processing method forms screw tooth groove by controlling workpiece revolution and tool swiveling simultaneously on the basis of a five-axis NC machine tool; wherein a special end mill is used for a finish process of tooth groove side-surface processing, the end mill having a short cutting edge, and equipped with a neck portion between the cutting edge and the shank, the neck portion being slenderized.;COPYRIGHT: (C)2009,JPO&INPIT