Protective structure of on -edge magnetic grid chi

The utility model discloses a protective structure of on -edge magnetic grid chi, including grating chi magnetic stripe, the saddle is connected to grating chi magnetic stripe, the saddle top is equipped with little planker, brush support and read head support are connected to little planker side, brush support bottom is through the screwed connection brush, read head support bottom is through screwed connection bars chi read head. The utility model discloses a, immediately, installing the magnetic grid ulnar side on lathe bed or planker, can reducing the accumulation of iron fillings on the magnetic grid chi that the lathe during operation produced, the iron fillings accumulation can influence the measuring on the magnetic grid chi stable, and two brushs have been installed in the both sides of magnetic grid chi to this product simultaneously, can clear away iron fillings on the way in along with the read head motion, improve product measurement's stability. 本实用新型公开了种侧立磁栅尺的防护结构，包括光栅尺磁条，所述光栅尺磁条连接大拖板，所述大拖板上方设有