Briefly introduces the workflow of the automatic oil field pipe production line.Use the nets which are composed of PLCs,PCs and equipments to do the real-time control and management.

• 简述采油套管自动线的工作流程,利用多层网络使多个PLC之间、PLC与上位机之间及上位机与各设备之间相联,实现工作过程的实时监控和生产数据的实时管理。