| 摘要 |
PROBLEM TO BE SOLVED: To provide a grinding wheel such that even when the grinding wheel is increased in diameter, grindstones can be replaced without detaching/attaching a heavy grinding wheel.SOLUTION: A grinding wheel 34A which is mounted detachably on a wheel mount 33 fixed to a tip of a rotary spindle 32 of a grinding device 10 comprises: an annular wheel base 40 having its upper surface fitted to the wheel mount 33; and a plurality of grindstones 45 which are mounted detachably on the wheel base 40 and project to a predetermined height below a lower surface of the wheel base 40 while being mounted on the wheel base 40. |
