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Patent Searching and Data


Title:
ARTICULATED ROBOT, CONTROL METHOD FOR ARTICULATED ROBOT, ROBOT SYSTEM, AND METHOD FOR MANUFACTURING ARTICLE
Document Type and Number:
WIPO Patent Application WO/2023/228857
Kind Code:
A1
Abstract:
An articulated robot according to the present invention comprises: a first link and a second link that connect a base portion and a leading end portion; a first driving mechanism that connects the first link and the second link and that rotates the second link by using, as a first rotation axis, an axis that forms an angle with an extension direction of the first link, the angle thereof being larger than a prescribed angle; and a second driving mechanism that connects the second link and the leading end portion and that rotates the leading end portion by using, as a second rotation axis, an axis that forms an angle with the extension direction of the second link, the angle thereof being larger than the prescribed angle. The second link comprises: a first portion; a second portion; a third portion; a third driving mechanism that rotates the second portion by using, as a third rotation axis, an axis that forms an angle with the extension direction of the first portion, the angle thereof being equal to or less than the prescribed angle; and a first expansion/contraction mechanism that causes the third portion to move along the extension direction of the first portion, thereby expanding and contracting the second link.

Inventors:
TANAKA RYO (JP)
INADA SHINICHI (JP)
FUJII KOTA (JP)
KOJIMA HIROYUKI (JP)
HANDA TOMOHIDE (JP)
NAKANISHI HIDEYUKI (JP)
Application Number:
PCT/JP2023/018592
Publication Date:
November 30, 2023
Filing Date:
May 18, 2023
Export Citation:
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Assignee:
LAUREL BANK MACHINE CO (JP)
LAUREL MACHINERY CO LTD (JP)
LAUREL PREC MACHINES CO LTD (JP)
International Classes:
B25J9/06; B25J18/04
Domestic Patent References:
WO2021148462A12021-07-29
Foreign References:
JP2017209781A2017-11-30
JPS61136782A1986-06-24
JPH10333723A1998-12-18
Attorney, Agent or Firm:
OHCHI INTERNATIONAL IP (JP)
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