发明名称 |
MOTOR CONTROL DEVICE FOR IMPLEMENTING POWER FAILURE PROTECTION OF MACHINE TOOL |
摘要 |
A control device for a machine tool including a feed shaft motor for driving a feed shaft and a main shaft motor for driving a main shaft is provided with: a determination unit determining whether an operation of the feed shaft motor satisfies a predetermined determination condition; and an excitation command unit outputting an excitation current command to output excitation current larger than excitation current instructed by a master control unit to the main shaft motor, when the determination unit determines that the predetermined determination condition is satisfied. |
申请公布号 |
US2015021060(A1) |
申请公布日期 |
2015.01.22 |
申请号 |
US201414332804 |
申请日期 |
2014.07.16 |
申请人 |
FANUC CORPORATION |
发明人 |
TAJIMA Daisuke |
分类号 |
B23Q15/013;B23Q5/28;B23Q5/10;B23Q15/08;B23Q5/58 |
主分类号 |
B23Q15/013 |
代理机构 |
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代理人 |
|
主权项 |
1. A control device for a machine tool including a feed shaft motor for driving a feed shaft and a main shaft motor for driving a main shaft, the control device comprising:
a determination unit determining whether an operation of the feed shaft motor satisfies a predetermined determination condition; and an excitation command unit outputting an excitation current command to output excitation current larger than excitation current instructed by a master control unit to the main shaft motor, when the determination unit determines that the predetermined determination condition is satisfied. |
地址 |
Yamanashi JP |