Abstract:Bearing has a wide application range on market. In order to improve production efficiency, the development of the bearing rings twin spindle turning center CNC system is in line with current market demand. Based on years of work experience, by referring to the large number of documents, a bearing ring twin spindle turning center CNC system was developed, its mechanical body, system architecture and machine panels were designed.It provides technical support for increasing productivity and ensuring production quality and useful conclusions are drawn.