Chinese Standard: GB/T 25657.1-2010

Numerical control spline hobbing machines—Part 1:Testing of the accuracy

全国金属切削机床标准化技术委员会(SAC/TC 22)

B/T 25657的本部分规定了数控花键轴铣床的几何精度、工作精度的要求及检验方法。
本部分适用于最大铣削直径至400 mm，最大工件长度至4 000 mm的数控花键轴铣床（以下简称“机床” ）。

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