考虑装配变形的精密机床床身优化设计

孙光明,王奕苗,万仟,弓堃,汪文津,赵坚

Optimization design of precision machine tool bed considering assembly deformation

Guang-ming SUN,Yi-miao WANG,Qian WAN,Kun GONG,Wen-jin WANG,Jian ZHAO

表5 优化前后机床床身动静态特性参数的对比

Table 5 Comparison of dynamic and static characteristic parameters of machine tool bed before and after optimization

参数 原始值 优化值 变化率/% m/t 1.56 1.16 -25.64 δmax/μm 17.2 10.6 -38.37 Had/μm 0.030 2 0.025 7 -14.90 f1/Hz 559.12 662.78 18.54