GRINDING TOOL

摘要

Disclosed herein is a grinding tool, which includes a plate, a plurality of holders formed on the plate and having sliding grooves, a shoe coupled to the sliding groove of each of the holders, and grinding tips arranged on the shoe. The shoe includes a fastening part fastened to the sliding groove, and an upper plate part formed on the fastening part and located on an upper surface of the holder outside the sliding groove. The shoe can be fastened to the holder in two or more directions, and the grinding tips can be arranged in two or more forms when viewed from the plane.

主权项

1. A grinding tool comprising:
a plate; a plurality of holders formed on the plate and having sliding grooves; a shoe coupled to the sliding groove of each of the holders; and grinding tips arranged on the shoe, wherein: the shoe comprises a fastening part fastened to the sliding groove, and an upper plate part formed on the fastening part and located on an upper surface of the holder outside the sliding groove; and a widthwise length of the fastening part is smaller than a width of an inlet of the sliding groove at an angle of 0° formed by a center line of the sliding groove and one predetermined center line of the fastening part of the shoe, and the widthwise length of the fastening part is smaller than the width of the inlet of the sliding groove at one or more of angles greater than 0° and less than 360° formed by the center line of the sliding groove and one predetermined center line of the fastening part, so that the shoe is fastened to the holder in two or more directions, and the grinding tips are arranged in two or more forms when viewed from the plane.