US Patent No. 9,197,052

UMBILICAL MEMBER GUIDE DEVICE AT FRONT END PART OF WRIST OF INDUSTRIAL ROBOT AND INDUSTRIAL ROBOT


Patent No. 9,197,052
Issue Date November 24, 2015
Title Umbilical Member Guide Device At Front End Part Of Wrist Of Industrial Robot And Industrial Robot
Inventorship Hirokazu Kume, Yamanashi (JP)
Assignee FANUC CORPORATION, Yamanashi (JP)

Claim of US Patent No. 9,197,052

1. An umbilical member guide device of an industrial robot for guiding an umbilical member up to an end effector attached
to a front end part of an industrial robot, the umbilical member passing through an inside of a shaft member rotating about
an axial line, along the axial line,
the umbilical member guide device comprising an umbilical member guide body interposed between the shaft member and the end
effector,

wherein the umbilical member guide body comprises:
a first plate part having a first mounting surface attached to a flange surface of an end part of the shaft member and a first
through hole opening along the axial line, the umbilical member being passed through the inside of the shaft member and the
first through hole;

a second plate part arranged facing the first plate part, and having a second mounting surface to which the end effector is
attached, at an opposite side to the first plate part; and

a connecting part connecting the first plate part and the second plate part together, and forming an opening part which opens
in a direction perpendicular to the axial line, between the first plate part and the second plate part, and

wherein the second plate part further has a second through hole formed along the axial line and a communicating part formed
as an opening extending generally radially along the second plate part for communicating the opening part and the second through
hole.