摘要:RPS(定位点系统)指的是从开发到制造、检测直至批量装车各环节,所有涉及到的人员遵循统一的定位点和公差的定位系统,这种系统为确保零件精度提供了有效的保障,主要意义在于避免了由于基准点的变换造成零件尺寸公差加大。RPS系统在实际应用中遵守下面5条规则:3-2-1定位规则,定位点坐标平行规则,定位点统一性规则,建立零件坐标系标注零件尺寸规则,以及制作零件RPS尺寸图规则。
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