Invention Grant
- Patent Title: Servo control apparatus that performs learning control by changing reference axis
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Application No.: US15076993Application Date: 2016-03-22
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Publication No.: US10962952B2Publication Date: 2021-03-30
- Inventor: Kouki Kameta , Naoto Sonoda
- Applicant: FANUC CORPORATION
- Applicant Address: JP Yamanashi
- Assignee: FANUC CORPORATION
- Current Assignee: FANUC CORPORATION
- Current Assignee Address: JP Yamanashi
- Agency: Fredrikson & Byron, P.A.
- Priority: JP2015-076301 20150402
- Main IPC: G05B19/402
- IPC: G05B19/402 ; G05B19/19

Abstract:
A servo control apparatus for a machine that performs machining by causing a plurality of synchronizing axes to operate cooperatively in synchronized relationship with a reference axis, the servo control apparatus comprising: a position detection unit for detecting at least one of the position of the servo motor and the position of a driven body; a position error calculation unit for calculating an error between the position command and the position detected by the position detection unit; a reference axis position acquisition unit for acquiring the positions of a plurality of reference axes; a reference axis selection unit for selecting one reference axis based on a machining condition of the driven body from among the plurality of reference axes whose positions have been acquired; and a learning control unit for performing learning control using an angle synchronization method, based on the error and the position of the selected reference axis.
Public/Granted literature
- US20160291573A1 SERVO CONTROL APPARATUS THAT PERFORMS LEARNING CONTROL BY CHANGING REFERENCE AXIS Public/Granted day:2016-10-06
Information query
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