| 摘要 |
PURPOSE:To provide a grinding machine capable of grinding a work in a short period. CONSTITUTION:A work grinding device 10 is provided with a frame 14, a drum 20 in which an abrasive is stored, a supporting means 22 to support the drum 20 swingably on the frame 14 with a virtual line in axial direction taken as its center, and a drive means 24 to swing the drum 20, and grinds a work 12 stored in the drum 20 by the friction with the abrasive. Also the drum 20 is provided with a holding means 16 to hold the work 12. |
