Title:
BEARING STRUCTURE FOR SPEED REDUCER OF ROBOT, ACTUATOR FOR ROBOT, AND ROBOT
Document Type and Number:
WIPO Patent Application WO/2024/057501
Kind Code:
A1
Abstract:
Provided are a bearing structure for a speed reducer for a robot, an actuator for a robot, and a robot, wherein the rigidity as an actuator that includes a bearing is equal to that of a cross-roller bearing, and a lubricating oil used in the interior of the speed reducer does not leak to the outside. This bearing structure comprises a bearing capable of receiving moment acting in any direction, a plurality of first clamping members for sandwiching an outer ring of the bearing in the axial direction, and a first seal part provided at a location where the plurality of first clamping members oppose one another. At least a portion of the first clamping members is configured from a material having a lower specific gravity than steel.
Inventors:
NAKAYAMA KAZUTAKA (JP)
Application Number:
PCT/JP2022/034610
Publication Date:
March 21, 2024
Filing Date:
September 15, 2022
Export Citation:
Assignee:
FANUC CORP (JP)
International Classes:
F16H1/32; B25J17/00; F16C35/063; F16C35/067
Domestic Patent References:
| WO2021095362A1 | 2021-05-20 |
Foreign References:
| JP2007016838A | 2007-01-25 | |||
| JP2008025687A | 2008-02-07 |
Attorney, Agent or Firm:
AOKI, Atsushi et al. (JP)
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