| 摘要 |
PROBLEM TO BE SOLVED: To prevent a dropped abrasive grain from causing a deep scratch in a work and to reduce a polishing process in a center-less polishing device. SOLUTION: This center-less polishing device rotates the cylindrical work with a regulating wheel on a support block and polishes the work with a polishing member. The polishing member is fixed to one end of a rotating shaft, and the rotating shaft is reciprocated in the axial direction.
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