螺纹钢生产线后部工序的改造

Reformation on the Latter Process of Screw Rod Rolling

结合对螺纹钢生产线的改造实例，分析了加工工艺中出现问题的原因。

Combination with the practical example of the reformation on the screw rod rolling, the autors have analysed the cause of problems appeared in the technology and have introduced some improved meassures and the principle of using programmable controller to control the main steps of latter process.