20250178095. Machine Tool (CITIZEN WATCH ., .)
MACHINE TOOL
Abstract: a machine tool is provided, which cuts a workpiece w by concurrently vibrating and moving the workpiece and a tool relatively by using a movement mechanism and a vibration mechanism while rotating a spindle by using a rotation mechanism, and which includes a determination means for determining the degree of wear of a distal end of the tool from a difference between a force component during a forward stroke and a force component during a return stroke in relative vibration of the workpiece and the tool. the force component is a force component of a force that is received by the tool from the workpiece and that is in a direction parallel to the direction of movement by the movement mechanism.
Inventor(s): Ayako KITAKAZE, Takaichi NAKAYA, Kazuhiko SANNOMIYA, Norikazu SUZUKI, Yukio TAKAHASHI
CPC Classification: B23B13/02 (TURNING; BORING (arrangements for copying or controlling ))
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