机匣组线加工装夹找正系统误差建模与精度优化方法

杜雪明, 向洋, 刘顺, 金隼

Modeling of Systematic Errors and Precision Optimization Methods for Workpiece Clamping and Alignment System in Aeroengine Gearbox Automated Line Machining

DU Xueming, XIANG Yang, LIU Shun, JIN Sun

表6 多母盘装配偏差模型输入

Tab.6 Inputs to multi-master assembly error transform model inputmm

序号 数值 分布 序号 数值 分布 序号 数值 分布 t11 ⌀0.4 Normal t20 ⌀0.02 Normal e11 0.5 Normal t12 0.012 Normal t21 ⌀0.2 Normal e12 0.3 Normal t13 0.012 Normal t22 ⌀0.02 Normal e13 0.3 Normal t14 ⌀0.2 Normal t23 0.005 Normal e14 0.01 Normal t15 ⌀0.2 Normal t24 0.01 Normal e15 0.3 Normal t16 ⌀0.2 Normal t25 ⌀0.02 Normal e16 0.1 Normal t17 0.01 Normal t26 ⌀0.2 Normal e17 0.3 Normal t18 0.005 Normal t27 0.02 Normal e18 0.1 Normal t19 ⌀0.2 Normal