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:
Oct. 02, 2018

Filed:

Aug. 20, 2014
Applicant:

Ford Global Technologies, Llc, Dearborn, MI (US);

Inventors:

Chandra Sekhar Jalluri, Canton, MI (US);

David Norman Dilley, Royal Oak, MI (US);

Trevor LeRoi Hill, Rockwood, MI (US);

Amando Jose Sebastian, Novi, MI (US);

Mark Goderis, Canton, MI (US);

Assignee:

Ford Global Technologies, LLC, Dearborn, MI (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G05B 19/404 (2006.01); G05B 19/401 (2006.01);
U.S. Cl.
CPC ...
G05B 19/404 (2013.01); G05B 19/401 (2013.01); G05B 2219/37431 (2013.01); G05B 2219/49169 (2013.01); G05B 2219/49207 (2013.01); G05B 2219/49217 (2013.01); G05B 2219/50057 (2013.01);
Abstract

In at least one embodiment, a method of analyzing and characterizing the thermal growth of a CNC machine is provided. The method may include mounting an artifact having a bore onto a CNC machine and performing a test cycle. The test cycle may include probing the bore of the artifact to determine its location relative to the CNC machine and performing a dry cycle including one or more CNC machining processes. The method may further include calculating a deviation of the bore location from a reference relative location between the bore and CNC machine. The method may be used to improve, troubleshoot, or assess the effectiveness of CNC machine thermal compensation mechanisms. The method may start at ambient temperature and include repeating test cycles until a steady state temperature is reached in the machine.


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