The assembly tolerance analysis and optimization method based on digital product design model is put forward according to the analysis of digitalization preassembly method.
通过对数字化预装配方法的分析，提出了基于数字化产品设计模型的装配公差分析和优化方法。
A group of equations of assembly datum variation is proposed to model assembly tolerance chain and tri-dimensional tolerance analysis result is obtained through solving those equations.
提出用装配基准变动方程组来建立装配公差链模型，通过求解此方程组获得三维装配公差链的分析结果。
Car body; Quality wntml; Tolerance analysis and synthesis; Sheet mefial parts assembly;
车身；质量控制；误差分析与综台；薄壁件装配；
At least 3 years of product design experience such as Good Drawing Office practices, Tolerance Analysis, design For Assembly, Failure Mode and Effect Analysis (FMEA).
至少3年的产品设计经验，如良好的绘图方法，公差分析，装配设计，失效模式与效应分析(FMEA)。
At least 3 years of product design experience such as Good Drawing Office practices, Tolerance Analysis, design For Assembly, Failure Mode and Effect Analysis (FMEA).
至少3年的产品设计经验，如良好的绘图方法，公差分析，装配设计，失效模式与效应分析(FMEA)。
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