Machine tool
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United States of America Patent
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Jun 14, 2022
Grant Date -
Jan 14, 2021
app pub date -
Sep 25, 2020
filing date -
Apr 16, 2018
priority date (Note) -
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status (Latency Note)
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Abstract
Provided is a lathe capable of facilitating replacement of a ball screw. A machine tool comprises a base, a moving unit, a ball screw, a cap, and a supporting unit provided on the base to support the cap. The cap has a body and a flange expanded larger than the body on the outer side thereof with respect to the axis direction. The supporting unit comprises a recess part which receives the body. The recess part is provided with an opening allowing the threaded shaft to pass in a direction perpendicular to the axis direction in the state that the supporting unit is provided on the base. The supporting unit further comprises a positioning part on which an inner surface of the flange abuts in the axis direction in the state that the body is received in the recess part.
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