| 摘要 |
PROBLEM TO BE SOLVED: To easily perform the attachment and detachment of an adapter in a short time. SOLUTION: A fixing device for an adapter 1 is formed of either one of eccentric piece type 10, collet chuck type, and magnet type. In the eccentric piece type 10, a circular eccentric piece 11 is inserted to a drive plate punched hole 2a and rotated to nip an adapter body 5 and a drive plate by the eccentric piece 11 and a rotating piece 12. In the collet chuck type, a collet is inserted into the punched hole and then extended. In the magnet type, a magnet supported on the adapter side is magnetically attracted to the drive plate. |
