| 摘要 |
PROBLEM TO BE SOLVED: To provide a vibration control arbor with an improved vibration control function thereby enabling a long object to be processed with high accuracy with a tool such as a cutter and an inner surface polishing grinder.SOLUTION: A vibration control arbor 10 includes: a nonrotation outer cylinder 20 having a hollow cylindrical shape; a rotation shaft 30 inserted into the outer cylinder; a fixing part 21 which is provided at a base end part of the outer cylinder and may be fixed to a machine tool including a spindle; a shank part 31 which is provided at the base end part of the rotation shaft and may connect with the spindle; a tool attachment part 32 which is provided at a tip of the rotation shaft and to which a rotation tool 40 is attached; and at least a pair of holding parts 50 which is disposed so as to be separated from each other in an axial direction of the rotation shaft and rotatably holds the rotation shaft in the outer cylinder. |
