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利用有限差分法对金属零件在数控机械加工过程产生热量的分布进行了数值分析,为计算金属零件热应力变形提供基础,是虚拟制造中机械加工工艺过程规划虚拟仿真的一种新方法。
Finite difference method is used to analyze the distribution of heat generated by metal parts in CNC machining. It provides a basis for calculating thermal stress deformation of metal parts. It is a new method of virtual simulation of machining process planning in virtual manufacturing.