分度精度 是指分度工作台在分度时，理论要求回转的角度值和实际回转的角度值的差值。某数控机床回转工作台 分度精度既影响零件加工部位在空间的角度位置，也影响孔系加工的同轴度等。
实现了对空间弧面分度凸轮机构的动分度精度检测和静分度精度的检测。
It realizes the dynamic indexing precision and static indexing precision testing on dimensional globoid indexing CAM mechanism.
应用圆光栅传感器，采用直接测量方法，建立了动态分度精度检测系统。
This paper deals with the establishment of a testing system for dynamic indexing accuracy by using a circular raster sensor and direct measuring method.
在此基础上，以高速分度传动装置为例，探讨了动态分度精度的测试方法。
On the basis, the method of measuring dynamic indexing accuracy is studied by taking the high speed indexing transmission mechanism as an example.
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