| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a joint device for a parallel robot which enables positioning with a high accuracy.SOLUTION: A first bearing unit 31 is so provided as to be rotatable around a first axis O1 in such a manner that a transmission member 2 and an interlock member 3 are connected to each other, a second bearing unit 32 is so provided as to be rotatable around a second axis O2 in such a manner that the first bearing unit 31 and one end of a corresponding interlock member 3 on the transmission member 2 side are connected to each other, a third bearing unit 34 is so provided at the other end of the interlock member 3 as to be rotatable around a third axis O3 in such a manner that the other end separated from the one end of the corresponding interlock member 3 is rotatably connected thereto, and a fourth bearing unit 35 is so provided as to be rotatable around a fourth axis O4 in such a manner that the other end of the interlock member 3, the third bearing unit 34 and a bracket 5 are connected to one another.</p> |
