Sumitomo Electric Hardmetal Corp.

Christoph Zeiner

Makoto Abe

Andreas Widmann

Junya Okida

Yoshikatsu Mori

Yuki Tsutsumi

Yusuke Matsuda

Cutting tool

In accordance with various illustrative embodiments of the present disclosure, a rotationally symmetric surface of a workpiece is machined by a turning apparatus, wherein the workpiece is rotationally driven around a rotational axis, a cutting tool with a cutting edge positioned at the edge of a rake face is arranged relative to the workpiece, the cutting tool is brought into contact with the workpiece, and the cutting tool is advanced relative to the workpiece along a feed direction parallel to the rotational axis, the normal to the rake face being tilted relative to the feed direction, a first axis and a second axis, the first axis and the second axis are perpendicular to the feed direction and perpendicular to each other.

Method of machining a rotationally symmetric surface of a workpiece and turning apparatus

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Willich, Germany

Christoph Zeiner