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:
Feb. 02, 2016

Filed:

Mar. 21, 2012
Applicants:

Junshi Kugo, Hirakata, JP;

Ryou Yamaguchi, Hirakata, JP;

Eiji Nabata, Hirakata, JP;

Inventors:

Junshi Kugo, Hirakata, JP;

Ryou Yamaguchi, Hirakata, JP;

Eiji Nabata, Hirakata, JP;

Assignee:

KOMATSU LTD., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23F 23/12 (2006.01); B23F 5/22 (2006.01);
U.S. Cl.
CPC ...
B23F 23/12 (2013.01); B23F 5/22 (2013.01); Y10T 409/100159 (2015.01);
Abstract

A gear machining condition setting device receives a feeding amount determining parameter and a cutting speed determining parameter. A storage unit stores a cutting-in amount calculation formula representing a relation between a cutting-in amount and a characteristic value determined based on a feeding amount and the feeding amount determining parameter. The feeding amount of the hob, corresponding to the cutting-in amount, is computed using the cutting-in amount calculation formula. Further, the storage unit stores data of a constant temperature curve representing a relation between the cutting-in amount and the cutting speed where a cutting edge of the hob is set at a predetermined temperature. Using the data, the cutting speed is computed based on the cutting-in amount and the cutting speed determining parameter with reference to the constant temperature curve.


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