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Title:
VIBRATION SUPPRESSION DEVICE, VIBRATION SUPPRESSION METHOD, AND PROGRAM
Document Type and Number:
WIPO Patent Application WO/2020/070988
Kind Code:
A1
Abstract:
A vibration suppression device which includes an operation unit, an actuator unit for actuating the operation unit, and an elastic body for connecting the operation unit and the actuator unit, and suppresses vibrations on the operation unit in a machine system having a unique vibration mode, the vibration suppression device being characterized by being provided with: a generation means for generating a drive signal to drive the actuator unit; an estimation means for estimating a measurement amount relating to the machine system; a correction means for correcting the drive signal generated by the generation means on the basis of the measurement amount estimated by the estimation means; and a changing means for changing a gain used in the estimation means in such a manner that, in a period in which a modeling error of the machine system is increased, an influence of the increase in the modeling error is reduced.

Inventors:
NISHIDA YOSHIHARU
YOMODA MAMI
KIDA NAOKI
Application Number:
PCT/JP2019/032249
Publication Date:
April 09, 2020
Filing Date:
August 19, 2019
Export Citation:
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Assignee:
KOBE STEEL LTD (JP)
International Classes:
G05B11/36; G05B13/02; H02P29/00; B25J13/00
Domestic Patent References:
WO2012141190A12012-10-18
Foreign References:
JPH08147038A1996-06-07
JP2014034101A2014-02-24
JP2002258902A2002-09-13
JPH07337058A1995-12-22
Other References:
See also references of EP 3862820A4
Attorney, Agent or Firm:
YAMAO, Norihito et al. (JP)
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