凸轮轴数控虚拟磨削技术研究

Research of Camshaft NC Virtual Grinding Technology

在分析凸轮轴数控虚拟磨削技术特点基础上,综合运用数据库技术、计算机编译技术和图像处理技术,开发了基于编译原理和图像处理的凸轮轴数控虚拟磨削系统。该系统采用链码跟踪方法记录图像的边缘轮廓,同时,结合数控加工的特点,通过误差分析实现凸轮轴轮廓的自动补偿。给出了系统开发关键技术的实现方法。实例表明,该系统为实现凸轮轴数控虚拟磨削提供了条件。

Based on the analysis of features of camshaft NC virtual grinding technology,combined database technology, computer compilation technology and image processing technology,a camshaft NC virtual grinding programming system was developed.The contour of image was obtained through chain-code tracking, aimed at features of NC machining,through error analysis the camshaft profile was automatic compensated. Several realization methods of key technologies of the system were given.The application ample shows that the system supplies a helpful condition for camshaft NC virtual grinding.