| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a brush rotation drive having high safety and operability and capable of highly accurately performing surface processing of an object.SOLUTION: The brush rotation drive includes: brushes 31 that are retained by a universal holding part 26 so as to be able to rotate and swing within a fixed angle; and a brush guide 4 that has brush holding parts 41, a storage base plate 42 for storing the brush holding parts 41 in a direction crossing with a central axis of revolution of the brush 31, and a protrusion amount adjusting part 43 that adjusts protrusion amounts of the brush holding parts 41 with respect to the storage base plate 42.</p> |
