Machining device
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United States of America Patent
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Feb 16, 2021
Grant Date -
Jun 28, 2018
app pub date -
Oct 24, 2017
filing date -
Dec 27, 2016
priority date (Note) -
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status (Latency Note)
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Abstract
A machining device is adapted to be provided on a mount provided with a toolholder. The toolholder is controllable to rotate and is adapted to be engaged with a tool. A primary coil engaged with the toolholder includes a first ferrite core and a first coil assembly detachably engaged with the first ferrite core. The first coil assembly is modular molded, and is adhered to be an annular body having a first hollow portion. A piezoelectric actuator is electrically connected to the primary coil to drive the tool to vibrate. The secondary coil includes a second ferrite core and a second coil assembly detachably engaged with the second ferrite core. The second coil assembly is modular molded to be an annular body having a second hollow portion.
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