| 摘要 |
PROBLEM TO BE SOLVED: To provide a screw fastening device including a chuck for holding a hexagon socket head cap screw, engaged with a socket according to the size of the screw to be removable, and widening the work range by combination with an industrial robot. SOLUTION: In this fastening device, a fastening means of a fastening part is attached and detached so that two or more fastening parts of different types are fastened by a single nut runner 201. The fastening device includes: a first driving means for linearly moving the fastening means in the axial direction of rotation of the fastening means: a chuck 208 holding the fastening part; and a second driving means for driving the chuck. COPYRIGHT: (C)2006,JPO&NCIPI
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