Bearing unit for joint of manipulator and joint of manipulator

摘要

PPROBLEM TO BE SOLVED: To provide a compact joint part for manipulator capable of being easily assembled, reducing cost, and operating the manipulator with high precision. PSOLUTION: This joint part 6 for the manipulator is constituted by connecting end parts of a basic part arm 3 and a rotation arm 4 mutually to turn the rotation arm 4 by using the end parts as each fulcrum. This joint part is provided with a joint shaft 9 fixed on the end part of the basic part arm, a bearing unit 8 assembled on the end part of the turn arm to support the joint shaft rotatably by two rolling bearings arranged in parallel in its inside, and driving mechanisms 10, 11 for transmitting the turn around the joint shaft to the turn arm. PCOPYRIGHT: (C)2010,JPO&INPIT