• In bar rolling production, the output of small-size products can be greatly increased by slitting technology.

    棒材生产中,切分轧制技术大幅提高小断面品种产量,圆钢切分技术需要高精度控制。

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  • The validity of the new model was examined by the bar rolling experiment and the 3D rigid-plastic FEM simulation.

    为了验证模型进行了棒材轧制试验并且利用塑性有限元法对轧制过程进行了模拟

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  • The validity of the new model has been examined by the bar rolling experiment and the rigid-plastic FEM simulation.

    验证模型,完成了棒材轧制试验并且利用刚塑性有限元法对轧制过程进行了模拟。

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  • The influence of multislit rolling on the bar rolling workshop designing has been analysed from equipment selection, etc.

    设备选型、 加热炉设计和生产规模等方面分析了多线切分轧制对连轧棒材车间设计影响

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  • Aimed at a uniform distribution of driving torques, an optimization design of pass parameters is carried out for primary bar rolling mills.

    某棒材粗轧机组力矩均衡分配为目标,对各孔型尺寸进行了优化设计

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  • In multi pass hot bar rolling, there are many complicated influences which may affect the final dimensional precision and mechanical properties.

    棒材热连轧生产过程中,影响产品最终尺寸精度性能因素较多。

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  • The control process of bar rolling speed was presented and the effects of low tension, loop and cascade control in speed regulation were described.

    介绍棒材轧线的系统结构轧机速度控制过程,详细说明微张力、活套以及级联控制等速度调节中的作用

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  • Using three dimensional fluxional function, the rolling force and energy parameters of oval round pass sequences for hot continuous bar rolling were analyzed.

    采用函数法对棒材热连轧时椭圆-孔型系统进行了参数的解析,结果实测结果符合很好。

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  • How to locate the guide roll and loop-rising roll of loop device used in wire and bar rolling mill are discussed. The paper put forward the design and calculation method for the both.

    探讨线材轧机活套装置中导起套辊位置布置,给出了位置布置设计计算方法

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  • In bar rolling process, the technical conditions of roughing may change and make camber occurred, for example, different temperature at both bar side, bar wedge and off-center in biting.

    板坯轧制过程中,由于某些因素影响,使板坯粗轧阶段的工艺参数发生变化冷却不均匀,使板坯两侧存在温度差、板坯具有楔形入过程中偏离轧辊中心线等,都会使板坯产生弯现象。

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  • This paper introduces the system of remote transport, display and management of quality information of bar rolling, which is used in No. 3 rolling factory of Ma' anshan iron and steel cooperation.

    介绍了在马钢棒材轧制生产线上使用对轧制的质量信息进行显示管理系统

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  • Mud, mud, mud, mud, a lifeless, center of the pit, rolling the muddy and sticky mud bubbles, and perhaps had just died in the bar inside the fool very satisfied.

    泥水泥浆地,泥潭片死气沉沉中的大坑翻滚浑浊粘稠的泥也许是刚刚里面笨蛋满意

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  • For the bar and wire endless rolling process, the welded area is required to have similar properties as the base metal.

    线材的无头轧制工艺要求焊接部位基体具有同样性能

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  • Improvement of precision of bar steel rolling size and performance forecast requires the bar steel precise counting.

    棒材轧制尺寸精度性能预报准确程度大幅度提高棒材的精确计数要求也越来越高。

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  • All kinds of formulae calculating the spread of bar steel rolling have been analysed theoretically and evaluated by experiments.

    从理论实验两方面分析了现有各种确定型钢轧制宽展变形方法。

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  • The basic principle of micro tension controlling in rolling process of bar and the realization means of micro tension controlling in PLC program were analyzed.

    分析了棒材轧制过程张力控制基本原理以及微张力控制PLC程序中的实现方式

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  • Studying data got has certain directive significance excellently in rolling and compounding to produce the titanium copper cladding bar on a large scale.

    研究得到数据大规模轧制复合生产复合具有一定指导意义

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  • It is introduced how to select reasonable compression ratio and use relative rolling process according to the quality of billet to improve quality of bar.

    介绍了根据连铸质量生产棒材选择合适压缩采用相应轧制工艺提高产品质量。

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  • It may make quantitive account of skew ratio from plain roller rolling square bar.

    模型轧制矩形件产生脱方量进行定量计算

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  • This paper introduces the endless rolling equipment of bar factory in Tangshan, and the mathematical model of controlled object is set up.

    本文介绍唐钢棒材无头轧制设备,建立了被控系统数学模型

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  • The special wire and bar steel rolling shop of Sirun Rolling Steel Ltd. bas been introduced. The equipment is secondhand that imported from Sweden.

    介绍了锡润轧钢股份有限公司利用瑞典引进二手设备建成合金钢线材车间的情况工艺特点。

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  • In order to achieve normal rolling, many steps, in controlling transfer bar temperature, rolling rhythm, thread speed and controlled cooling and so on, are taken.

    为了实现正常轧制控制粗轧带坯温度、轧制节奏穿带速度冷却控制方面采取了多项措施。

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  • Some typical cold bed structures in bar and shape rolling workshops at home andabroad and the principle to configurate reasonably cold bed are introduced.

    介绍了国内外小型轧钢车间一些典型的冷床结构合理配置冷床原则

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  • By simultaneously sampling roll-bar speed and estimating tension by electric current-torque method the forward slip model for continuous shape rolling can be identified on-line.

    正常连轧生产条件下,同时在线采集轧辊与轧件速度采用电流—力矩估计机架问张力值可以在线地识别模型

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  • To introduce the application of SIMOREG K 6ra24 fully digital DC converter for the wire rod and bar continuous rolling mill production line, describe its configuration, functions and characteristics.

    介绍SIMOREGK6ra24数字直流调速装置线材连轧生产线应用说明配置功能特点。

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  • Theory analysis indicate with experiment research, prepare against with pass rolling to prepare titanium copper cladding bar excellent craft feasible, and a kind of better complex methods.

    理论分析实验研究表明型孔轧制法制备复合工艺可行的,并且也是较好的复合方法

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  • Atze and Dirk sit at the bar, coughing, rolling unfiltered cigarettes and asking if anyone wants a drink.

    德克坐在吧里咳嗽着,手里转着未过的香烟是否喝酒

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  • Rolling material support ball is set, to minimize fish tail with sheet bar and to reduce frictional resistance.

    滚动减少板料划伤减少摩擦阻力

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  • According to the photographic principle for on-line measurement of the diameter of hot rolling bar, a new method is introduced.

    阐述摄象实现热轧圆钢直径在线检测原理

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  • According to the photographic principle for on-line measurement of the diameter of hot rolling bar, a new method is introduced.

    阐述摄象实现热轧圆钢直径在线检测原理

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