This paper discusses PLC control system formation, casting technical process and control theory of PLC in centrifugal casting iron pipe machine.
本文介绍了PLC控制系统组成、浇铸工艺流程、及PLC在离心球墨铸管机中的控制原理。
Industrial Valves, Iron casting pipes, auto mould, numerical control machine casting are their main products.
主导产品有工业阀门、铸铁管件、汽车模具、数控机床铸件等。
In this article, the dumping machine for centrifugal casting iron pipes was analyzed, the profile equation of constant velocity board was deduced, and the shape of the board was thus computed out.
本文通过对离心铸管机机液倾翻机构的分析，推导了等速板的型线方程，计算拟合了等速板的外形。
The special slot is adopted in the rotor of the induction machine with compound cage rotor and there is two materials of casting aluminum and copper iron alloy in the slot.
复合笼条转子感应电动机转子采用特殊的槽形，且槽中含有铸铝和铜铁合金两种材料。
This model was used for the technological transformat-ion of the iron-casting machine in Xiangtan Steelworks.
本文应用简化后的铸铁机力学模型对湘潭钢铁厂的铸铁机进行了技术改造。
The Demag billet continuous casting machine at Anyang Iron and Steel Company has achieved a high output of new level after reformed during medium-term maintenance.
安阳钢铁公司德马克方坯连铸机中修改造后，生产创出了新水平。
The second chapter presents the content and characteristic of metallurgy project. It mainly elucidates iron smelting system , steel smelting system and continuous casting system for machine erection .
第二章介绍了冶金工程项目的内容和特点，主要阐述炼铁系统、炼钢系统以及连铸系统设备安装的主要内容。
A fully-welded steel structure frame was successfully developed and applied to a bending machine to replace conventional iron casting structure.
西安建筑科技大学粉体工程研究所成功地开发了一台卷板机，该卷板机机架采用全焊钢结构代替了传统的铸造结构。
The result is in agreement with that obtained by the design formula for the continuous casting machine of Baoshan Iron and Steel Plant.
计算结果与宝钢板坯连铸机的设计公式所得结果相吻合。
Resisting casting iron and have relieved the internal stress through aging annealing treatment to ensure the high precision and high rigidity to prolong the service life of the machine.
机体结构部分： 本机主要铸件均采用高级耐磨铸铁料，并经由时效退火处理，消除内应力，以确保高精度不变，高刚性，延长了机器使用寿命。
Resisting casting iron and have relieved the internal stress through aging annealing treatment to ensure the high precision and high rigidity to prolong the service life of the machine.
机体结构部分： 本机主要铸件均采用高级耐磨铸铁料，并经由时效退火处理，消除内应力，以确保高精度不变，高刚性，延长了机器使用寿命。
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