US 11,745,364 B2
Robot and first arm member
Akihiro Oikawa, Yamanashi (JP); and Shunsuke Satou, Yamanashi (JP)
Assigned to FANUC CORPORATION, Yamanashi (JP)
Filed by Fanuc Corporation, Yamanashi (JP)
Filed on Oct. 7, 2019, as Appl. No. 16/594,299.
Claims priority of application No. JP2018-195560 (JP), filed on Oct. 17, 2018.
Prior Publication US 2020/0122343 A1, Apr. 23, 2020
Int. Cl. B25J 17/02 (2006.01)
CPC B25J 17/025 (2013.01) 10 Claims
OG exemplary drawing
 
1. A robot comprising:
a first arm member rotatable about a first axis line which extends in an up-and-down direction with respect to a base member;
a second arm member supported by the first arm member and so as to be swingable about a second axis line which extends in a horizontal direction;
a third arm member which is supported by a distal end side of the second arm member so as to be swingable about a third axis line which extends in the horizontal direction;
a motor configured to swing the second arm member about the second axis line;
a reducer provided between the motor and the second arm member;
wherein the first arm member has a first attaching surface formed therein and being substantially perpendicular to the second axis line and a second attaching surface formed therein which faces in a direction opposite from the first attaching surface;
wherein the second arm member is selectively attachable to both the first attaching surface and the second attaching surface, wherein the second arm member is selectively attachable to only one of the first attaching surface and the second attaching surface at a given time, and
wherein the reducer is located between the first arm member and the second arm member.