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    • 94. 发明授权
    • Method of flatness control of a strip and a control system therefor
    • 钢带及其控制系统的平直度控制方法
    • US09399245B2
    • 2016-07-26
    • US13431641
    • 2012-03-27
    • Markus HolmPer-Erik Moden
    • Markus HolmPer-Erik Moden
    • B21B37/28B21B37/42B21B38/02B21B37/32B21B37/38B21B13/14B21B37/30
    • B21B37/28B21B13/147B21B37/30B21B38/02
    • A method of providing flatness control for rolling a strip in a mill including a plurality of rolls controllable by actuators. The method includes the steps of: receiving flatness measurement data pertaining to a flatness of the strip; determining a flatness error as a difference between a reference flatness of the strip and the flatness measurement data; determining an adjusted flatness error based on the flatness error and weights for actuator position combinations which provide a flatness effect below a threshold value; and utilizing the adjusted flatness error for the control units to control the actuators to thereby control the flatness of the strip. A computer program product and a control system for carrying out the above method are also presented herein.
    • 一种提供平面度控制的方法,用于在包括由致动器控制的多个辊的轧机中轧制带材。 该方法包括以下步骤:接收与条带的平坦度有关的平坦度测量数据; 将平坦度误差确定为条带的参考平面度和平坦度测量数据之间的差; 基于提供低于阈值的平坦度效应的致动器位置组合的平坦度误差和重量来确定调整的平坦度误差; 并且利用调节的平滑度误差来控制致动器从而控制带材的平整度。 本文还介绍了一种用于执行上述方法的计算机程序产品和控制系统。
    • 97. 发明授权
    • Method of compensating forces in roll stands resulting from horizontal
movements of the rolls
    • 在轧辊机架上由于辊的水平运动而补偿力的方法
    • US5714692A
    • 1998-02-03
    • US699100
    • 1996-08-16
    • Wolfgang Rohde
    • Wolfgang Rohde
    • B21B13/14B21B1/32B21B33/02B21B37/00B21B37/38B21B37/58B21B37/62B21B38/10G01L5/00
    • B21B37/62B21B37/38B21B38/105B21B1/32B21B2265/12B21B2273/04
    • A method of compensating forces of force components resulting from horizontal movements of the rolls in roll stands for hot-rolling and cold-rolling of flat products, wherein the roll stands are equipped with work rolls and with one or more back-up rolls, with hydraulic adjusting units and with force measuring devices on the opposite side of the roll gap and with hydraulic devices for the horizontal displacement of the work rolls. The pressures in the two adjusting cylinders are utilized for determining the rolling forces on one side of the roll gap and the forces indicated by the force measuring devices are utilized for determining the rolling forces on the opposite side of the roll gap, and all axial forces in the stand are computed during the rolling operation by including the axial forces of the work rolls which can be determined through the pressures in the displacement cylinders of the work rolls.
    • 一种补偿由轧辊机架中辊子的水平运动引起的力分量的方法,用于平板产品的热轧和冷轧,其中轧辊机座配备有工作辊和一个或多个后备辊, 液压调节单元和力测量装置在辊间隙的相对侧,并具有用于工作辊的水平位移的液压装置。 两个调节气缸中的压力用于确定辊间隙一侧的滚动力,并且由力测量装置指示的力用于确定在辊间隙的相对侧上的滚动力,并且所有轴向力 在轧制操作期间通过包括可以通过工作辊的排量缸中的压力确定的工作辊的轴向力来计算。
    • 98. 发明授权
    • Tandem mill system and work roll crossing mill
    • 串列轧机系统和工作轧辊交叉磨
    • US5657655A
    • 1997-08-19
    • US711999
    • 1996-09-10
    • Kenichi YasudaKenjiro NaritaYukio HiramaKouji SatouYasutsuga YoshimuraYoshio TakakuraShinichi Kaga
    • Kenichi YasudaKenjiro NaritaYukio HiramaKouji SatouYasutsuga YoshimuraYoshio TakakuraShinichi Kaga
    • B21B13/00B21B1/24B21B1/26B21B1/28B21B13/02B21B13/14B21B27/10B21B37/00B21B37/28B21B37/32B21B37/38B21B37/42B21B1/22B21B27/06
    • B21B13/023B21B1/24B21B37/32B21B37/42B21B1/26B21B1/28
    • In a tandem mill system, at least one first type rolling mill is arranged in the upstream side and at least one second type rolling mill is arranged in the downstream side. The first type rolling mill is of the so-called work roll crossing mill in which a pair of work rolls are inclined with respect to a pair of back-up rolls supporting the work rolls and simultaneously crossed each other in a horizontal plane to control transverse thickness distribution of a strip. The second type rolling mill is of the so-called HC mill which controls the strip crown and shape by a combination of axial movement of intermediate rolls and work roll bending. Such an arrangement makes it possible to increase a capability of controlling the strip crown and shape, particularly, a capability of correcting the quarter buckle, and eliminate a fear of causing scratches on the strip and roll surfaces, with the result of improved production efficiency. Plural lines of lubricant supply device are also provided to stop supply of a lubricant immediately before biting of the strip into the work roll crossing mill and start the supply again after the biting. A system of lubricating the work roll crossing mill is thereby improved.
    • 在串列式轧机系统中,至少一个第一类型的轧机设置在上游侧,并且至少一个第二类轧机设置在下游侧。 第一类轧机是所谓的工作轧辊交叉磨,其中一对工作辊相对于支撑工作辊的一对支承辊倾斜,同时在水平面上彼此交叉以控制横向 条的厚度分布。 第二型轧机是所谓的HC轧机,通过中间轧辊的轴向运动和工作辊的弯曲来组合控制带材的中心和形状。 这样的布置使得可以增加控制带材凸厚和形状的能力,特别是修正四分之一带扣的能力,并且消除了在带材和辊表面上产生划痕的担心,结果提高了生产效率。 还提供多条润滑剂供应装置,以便在将带材咬入工作辊交叉磨机之前立即停止供应润滑剂,并在咬合后重新开始供应。 从而提高了工作辊交叉磨机的润滑系统。
    • 99. 发明授权
    • Method and apparatus for rolling rolled strips
    • 轧制带材的方法和装置
    • US5651281A
    • 1997-07-29
    • US634075
    • 1996-04-17
    • Jurgen Seidel
    • Jurgen Seidel
    • B21B27/06B21B13/02B21B28/04B21B31/18B21B37/00B21B37/28B21B37/32B21B37/38B21B37/44B21B45/00B21B45/02
    • B21B37/28B21B13/023B21B2269/14B21B28/04B21B37/32B21B37/44B21B45/004B21B45/0251
    • A method for rolling rolled strips 3, 4 in a hot strip rolling mill 6, comprises at least two roll stands 6, 7, with horizontally adjustable top and bottom work rolls 10, 11. Each work roll is backed up directly or through an intermediate roll by a backup roll 9 or in a reversing stand where at least two passes are rolled, wherein the roll strip is subjected to a condition control for which profile the surface evenness-imparting correctively control elements act upon the rolled strip to meet requirements of profile accuracy and surface evenness of the rolled strips in spite of flexible rolling program if a target contour of the profile of the rolled strip 3, 4 is preset for achievement of which two groups of correction control elements act successively upon the rolled strip. The control elements 12, 13 of first group are brought to bear if a rolled strip thickness is above the critical thickness and influence largely the contour of the rolled strip in its central region referred to the strip center. The control elements 12, 13 of the second group are brought to bear in the strip edge region if rolled strip thicknesses below the critical thickness.
    • 一种用于在热带轧机6中轧制轧制带3,4的方法包括至少两个辊架6,7,具有水平可调的顶部和底部工作辊10,11。每个工作辊直接或通过中间件 通过支承辊9或在其中至少两次轧制的反转台中滚动,其中辊条经受条件控制,对于哪个轮廓,表面均匀度赋予校正控制元件作用于轧制带材以满足轮廓的要求 如果轧制带3,4的轮廓的目标轮廓被预设为实现两组校正控制元件在轧制带上连续作用,则轧制带的精度和表面均匀度尽管有柔性滚动程序。 如果轧制带材的厚度高于临界厚度,则第一组的控制元件12,13受到影响,并且在很大程度上影响被称为带中心的轧制带材的轮廓。 如果轧制带材厚度低于临界厚度,则第二组的控制元件12,13承受在带材边缘区域中。
    • 100. 发明授权
    • Rolling mill and method
    • 轧机和方法
    • US5560237A
    • 1996-10-01
    • US230344
    • 1994-04-20
    • Kenichi YasudaYukio HiramaKenjiro NaritaKoji SatouYoshio TakakuraHiroyuki Shiraiwa
    • Kenichi YasudaYukio HiramaKenjiro NaritaKoji SatouYoshio TakakuraHiroyuki Shiraiwa
    • B21B13/14B21B37/00B21B37/18B21B37/38B21B37/08
    • B21B13/145
    • To eliminate a vertically asymmetrical deflection, a rolling mill comprises a device for measuring horizontal deflections of upper and lower work rolls 2, 3 during rolling, a device for comparing values measured on the upper and lower sides and calculating the difference therebetween, and a horizontal deflection controller four determining whether the difference exceeds a predetermined range or not and imparting a horizontal bending to at least one of the work rolls. To eliminate a transversely asymmetrical deflection, a rolling mill comprises a device for measuring horizontal deflections of at least one of the work rolls at axially spaced positions during rolling, a device for comparing values measured on at the axially spaced positions and calculating the difference therebetween, and a horizontal deflection controller for determining whether the difference exceeds a predetermined range or not and imparting a horizontal bending to the one work roll at least one of the axially spaced positions. This prevents an adverse effect by the work rolls being horizontally deflected in a vertically or transversely asymmetrical way, reduces the diameter of the work rolls, and increases the allowable rolling load. Stable rolling of high-quality strips with good shape or flatness is thus achieved.
    • 为了消除垂直不对称偏转,轧机包括用于在轧制期间测量上下工作辊2,3的水平偏转的装置,用于比较在上侧和下侧测量的值并计算它们之间的差的装置,以及水平 偏转控制器4确定差异是否超过预定范围,并且对至少一个工作辊施加水平弯曲。 为了消除横向不对称偏转,轧机包括用于在轧制期间轴向间隔位置测量至少一个工作辊的水平偏转的装置,用于比较在轴向间隔位置处测量的值并计算它们之间的差异的装置, 以及水平偏转控制器,用于确定所述差异是否超过预定范围,并且对所述一个工作辊施加至少一个所述轴向间隔位置的水平弯曲。 这样可以防止工作辊以垂直或横向不对称的方式水平偏转的不利影响,减小了工作辊的直径,并增加了允许的轧制负载。 因此实现了具有良好形状或平坦度的高质量条的稳定轧制。