Chinese Standard: GB/T 21945-2008

Numerical control sector gear shaping machines—Testing of the accuracy

全国金属切削机床标准化技术委员会(SAC/TC 22)

本标准规定了数控扇形齿轮插齿机(以下简称“机床”)的几何精度和工作精度检验的要求及方法。
本标准适用于最大工件直径至200 mm的数控扇形齿轮插齿机。

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