Numerical controller
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United States of America Patent
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Jan 16, 2018
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N/A
app pub date -
Feb 10, 2015
filing date -
Feb 12, 2014
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Abstract
A numerical controller is configured to move a tool in synchronism with rotation of a workpiece, thereby controlling a machine tool configured to perform thread cutting, and comprises a cutting amount variation setting unit for previously setting the size of a variation of a cutting amount during the thread cutting. The cutting amount variation setting unit periodically changes the cutting amount based on a preset variation during the thread cutting.
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