Grinding machine

摘要

A grinding machine includes a casing having intake apertures for introducing the air and discharge apertures for discharging the air. A motor is mounted within the casing and has a rotatable shaft. A fan member is fixedly mounted on the shaft for rotation therewith and has a mounting portion and a plurality of blades provided on the mounting portion for flowing the air through the casing from the intake apertures to the discharge apertures for cooling the motor. A grinding wheel is secured to the mounting portion.