数控加工物理仿真的模型验证技术

Verification and Validation of Physical Simulation Modeling for CNC Processing

提出将仿真模型验证技术应用于面向数控加工过程的物理仿真活动。通过与数控加工几何仿真的比较,分析了数控加工物理仿真模型验证的主要特点和基本要求。将数控加工物理仿真验证分为数据验证、物理模型验证、仿真模型校核和模型运行验证。基于仿真活动生命周期,提出数控加工物理模型验证的基本方法和步骤。这对于深入研究数控加工物理仿真具有一定的促进作用。

The technology of verification and validation was adopted for the physical simulation of NC processing. The characteristics and requirements of physical simulation for NC processing were analyzed by comparing with geometry simulation for NC processing. The verification and validation consists of data validation, physical model validation, computerized model validation, and opera- tion validation. Based on the whole life cycle of simulation activity, main approach for physical simulation was presented. This research could be helpful to improve the reliability of physical simulation for NC processing.