ROBOT

摘要

PROBLEM TO BE SOLVED: To keep an arm in a horizontal position so as to stabilize a posture of a tool and a positional wrist for a work with a simple mechanism, in a horizontal articulated robot. SOLUTION: A link 12 parallel to a vertically turning arm 8 is provided on the vertically turning arm 8 vertically turning between a horizontal turning shaft 9 of a horizontal articulated robot and a next horizontal turning shaft, so as to always keep an arm 10 on a horizontal turning shaft in a horizontal posture by relatively turning the horizontal turning shaft with the vertically turning arm 8 when the vertically turning arm 8 vertically turns.