激光与普通光相比,由于具有方向性好、亮度高、相干性好等突出优点,所以使激光在许多行业和科研部门,例如在机床行业中得到了广泛应用,并取得了明显的高效率、低消耗、高精度等效果。一、利用激光作在线加工测量在机床加工中,在线测量工件尺寸可以及时了解刀具磨损对加工精度的影响,以便 Compared with ordinary light, laser has many advantages, such as good directivity, high brightness and good coherence. Therefore, laser has been widely used in many industries and scientific research departments, for example, in the machine tool industry, and achieved remarkable high efficiency , Low consumption, high precision and other effects. First, the use of laser for online machining measurement In the machining, online measurement of workpiece size can be timely understanding of the impact of tool wear on the machining accuracy, so that