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. 16, 2018
Filed:
Mar. 24, 2014
Applicant:
Mitsubishi Electric Corporation, Tokyo, JP;
Inventor:
Yuhei Domori, Tokyo, JP;
Assignee:
Mitsubishi Electric Corporation, Tokyo, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B23H 7/06 (2006.01); B23H 7/20 (2006.01);
U.S. Cl.
CPC ...
B23H 7/06 (2013.01); B23H 7/20 (2013.01);
Abstract
A wire electrical discharge machining apparatus includes an NC control device, and the NC control device determines, during taper machining, whether the type of machining is a type (first type) in which an upper die is located on a workpiece side in comparison with a lower die or a type (second type) in which the upper die is located on the side opposite to the workpiece in comparison with the lower die on the basis of a machining program and corrects the positional relationship between the upper die and the lower die in accordance with the determined type of machining.