GB/T 20957.2-2007
ActiveTest conditions for machining centres - Part 2: Geometric tests for machines with vertical spindle or universal heads with vertical primary rotary axis (vertical Z-axis)
精密加工中心检验条件 第2部分：立式或带垂直主回转轴的万能主轴头机床 几何精度检验(垂直Z轴)
Application Summary AI generated
This standard specifies the geometric accuracy tests for machining centres with a vertical spindle or universal heads with a vertical primary rotary axis (vertical Z-axis). It is applied in the manufacturing industry to verify the positioning, straightness, and squareness of machine tool components during acceptance testing or periodic inspection. The standard ensures that these precision machining centres meet required tolerances for producing accurate parts in sectors like automotive, aerospace, and mold making.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.