The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 20, 2015
Filed:
Nov. 13, 2009
Takahide Tokawa, Ritto, JP;
Yoichi Togawa, Ritto, JP;
Takahide Tokawa, Ritto, JP;
Yoichi Togawa, Ritto, JP;
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Abstract
To provide a method of controlling a machine tool and a machine tool which allow preventing relieving interference without using a mechanism for causing an offset between a cutter () and a workpiece (), a controller () performs control such that the workpiece () is machined by repeating the steps of: machining the workpiece () by moving the cutter () for machining the workpiece () in a direction parallel to a rotational axis of the cutter () while rotating the workpiece () together with the cutter (); and returning the cutter () to a machining start position again after termination of the machining step, and performs offset control such that the cutter () is moved away from the workpiece () in a rotation direction of the cutter () upon the termination of the machining step.