虚拟制造是在数字化制造资源构成的虚拟环境中，在过程模型的驱动下，设备模型对产品模型进行的加工过程仿真。
Virtual manufacturing(VM) is model driven production process simulation in the virtual environment. The digital resource models are important components in the environment.
基于刚塑性有限元方法建立了切削加工过程仿真模型，通过模拟获得了切削加工过程中刀具应力的分布和变化情况。
The model of cutting process is established based on the rigid-plastic FEM, and the transient stress distribution of cutting tool in cutting process is obtained through the simulation.
开发了虚拟数控加工过程仿真模型，此模型可实时、交互地显示毛坯的材料去除过程和切屑的生成、卷曲及折断过程。
The simulation models of machining processes are developed in virtual numerical control, the models can demonstrate real-time and interactively the material removal processes of blank an...
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