在量块、角度量块和万能量具等的修理过程中,经常要对平板进行研磨压砂,工作量很大。过去对平板研磨压砂是用手工操作,劳动强度高,费劲又费时,工作效率低。经过无产阶级文化大革命和批林整风运动,广大职工提高了路线斗争觉悟,解放了思想,发扬了“自力更生、艰苦奋斗”的革命精神,自行设计和制造了一台平板研磨压砂机。 In the measuring block, angle measuring block and universal measuring tools, etc., the repair process, often grinding the sand tablet, a lot of work. In the past on the flat grinding sand is manually operated, labor-intensive, laborious and time-consuming, low efficiency. After the Great Proletarian Cultural Revolution and the campaign of rectifying forests and rectifying the wind, the vast numbers of workers and workers raised their awareness of the route struggle and liberated their ideas. They carried forward the revolutionary spirit of “self-reliance and hard work” and designed and manufactured a flat-panel grinding sand press.