Method of controlling the normal direction of the main shaft of the numerical control machine tool
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United States of America Patent
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Jun 16, 1998
Grant Date -
N/A
app pub date -
Oct 23, 1995
filing date -
Oct 24, 1994
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A tool T is mounted to the tip of the rotatable main shaft S, and at least the rotation angle of the main shaft S is controlled so that the edge of the tool T is always maintained at the right angle against the direction of the tool movement on the machining program locus, when a work W is machined with the edge T.sub.A of the tool T in the state that the edge T.sub.A of the tool T is offset from the rotation center S.sub.0 of the main shaft S.
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