Thread whirling device and turning machine comprising a thread whirling device
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United States of America Patent
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Jul 21, 2015
Grant Date -
Oct 30, 2014
app pub date -
Sep 18, 2012
filing date -
Sep 18, 2011
priority date (Note) -
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Abstract
A thread whirling device for producing a thread on a workpiece on a numerically controlled turning machine by a thread whirling method, having a retention structure for fitting the thread whirling device to the turning machine, a whirling head which is retained on the retention structure, has an opening and carries one or more cutters which are arranged peripherally on the edge of the opening, having a first drive device which is configured to drive the whirling head in a rotational manner about a first rotation axis which extends through the opening. The thread whirling device further includes a second drive device which is configured to drive the whirling head in a rotational manner about a second rotation axis which extends transversely relative to the first rotation axis, in order to orientate an angle between the first rotation axis and the spindle axis of the turning machine work spindle.
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