Electric grinder, electric grinder with positioning device

摘要

Problem to be solved: to provide an electric grinder equipped with a positioning device capable of easily positioning the polishing disk in a direction and a height corresponding to the polished surface of the object to be polished.Solution: the mounting surface 4A for mounting the mounting arm 22 of the positioning device 20 is provided on the side surface of the drive part case 4 of the electric grinder 2, and the screw shaft portion 23a of the screw member 23 with the first operation part for mounting the mounting arm on the mounting surface is screwed into the screw A threaded hole 4b is provided. Support portions (ribs) 4C and 4D for damaging the mounting arm are provided at the upper and lower portions of the mounting surface.An electric grinder 1 with a positioning device 20 to which a positioning tool 20 for directing and positioning a polishing disk 8 to an electric grinder is attached, and a positioning tool is provided with a pushing member 21 and an attaching arm 22, and the front and rear positions by the pushing member It is possible to adjust right angle and vertical height.Diagram