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.

Date of Patent:
Jul. 12, 2022

Filed:

Oct. 05, 2017
Applicant:

Fuji Corporation, Chiryu, JP;

Inventor:

Shinya Kumazaki, Toyota, JP;

Assignee:

FUJI CORPORATION, Chiryu, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23Q 17/09 (2006.01); B23B 3/16 (2006.01); B23B 29/24 (2006.01); B23Q 3/155 (2006.01);
U.S. Cl.
CPC ...
B23Q 17/0995 (2013.01); B23Q 3/15546 (2013.01); B23B 3/161 (2013.01); B23B 29/242 (2013.01);
Abstract

A machine tool configured to attach multiple tools to a turret is provided to improve the efficiency of a tool exchanging operation and, thus, also the production efficiency. A control device determines whether an expired tool, which is a tool needs to be exchanged, is present among the tools held by the turret. The control device sets a tool exchanging position, which is a position within the movable range of a head section and is a position where the expired tool is exchanged with a new tool. If the control device determines that an expired tool is present, the control device causes a head section driving device to move the head and rotate the turret to position the expired tool at the tool exchanging position.


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