The experiments illustrate that the algorithm accelerates the velocity of collision detection and ensures the real-time requirement of collision detection in virtual dynamic machining environment.

实验证明，此算法有效地提高了碰撞检测的速度，保证了虚拟动态加工环境中碰撞检测的实时性。

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In this paper the authors propose a method of online measurement of large workpiece for the machining environment of large vertical lathe.

针对大型立式车床的加工环境，本文提出了一种大端面工件在线测量方案。

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Based on the research of virtual manufacturing technology, a VR-based virtual machining environment was proposed and a general NC code translator was worked out.

阐述了虚拟加工环境的工作流程、基于层次关系的虚拟加工框架技术、NC代码翻译器的设计方法、基于毛坯表面模型的三角片构建算法等关键技术。

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