| 2. | Therefore , a base is provided for studying the effect of milling force on the machining distortion . in chapter 3 , according to the milling characteristics of the monolithic multi - frame components , the mechanics basis is discussed . after that , mechanical description and the 3 - d modeling rules are given , and the finite element model of the milling distortion of the multi - frame components is established 第三章结合航空多框结构件铣削加工的特点,对采用有限元技术研究铣削加工变形的力学基础进行了探讨,给出了航空多框结构件铣削加工过程的力学描述和三维有限元建模原则,建立了多框体铣削加工变形的有限元分析模型,提出了铣削加工变形研究的技术路线。 |