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介绍了深圳华美钢厂棒材半连轧生产线工艺、设备及精轧区电控系统的技术改造。在改造中取消了原生产线上的围盘轧制 ,形成了连轧工艺 ,选用了高刚度短应力线轧机以及西门子全数字 6RA70控制装置。整个改造工程历时三个月 ,投资 30 0万元 ,一次试车成功 ,当月即达到设计能力 ,月产 2 5 0 0 0
The technological transformation of the process and equipment of the bar semi-continuous rolling production line of Shenzhen Huamei Steel Mill and the electronic control system of the finishing rolling mill is introduced. In the transformation of the original production line to cancel the Wai Pan rolling, forming a continuous rolling process, the selection of high-stiffness short-stress line rolling mill and Siemens all-digital 6RA70 control device. The entire renovation project lasted three months, 30 million investment, a successful test run that month to achieve the design capacity, monthly production of 2500