制造各种标尺、分划板、比例尺、格栅等类元件时,人们用刻线机来刻划线纹和线条。根据工作机构移动量的测量方法,刻线机可分为机械式、光学式、光电式和电一机式四种。按照标尺、分划等分度线制造时的排列方向,刻线机可以分为长刻线机、圆刻线机 When making a variety of rulers, reticle, scale, grille and other components, people use scribing machines to scribe lines and lines. According to the measurement of the amount of movement of working institutions, groove engraving machine can be divided into mechanical, optical, photoelectric and electric one machine four. In accordance with the ruler, dividing and other sub-degree line when the manufacturing direction of the arrangement, engraving machine can be divided into long engraved machine, circular engraved machine