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    • 2. 发明专利
    • Rolling equipment and controlling method therefor
    • 滚动设备及其控制方法
    • JP2011016164A
    • 2011-01-27
    • JP2009164054
    • 2009-07-10
    • Hitachi LtdMitsubishi-Hitachi Metals Machinery Inc三菱日立製鉄機械株式会社株式会社日立製作所
    • HATTORI SATORUFUKUCHI YUTAKAKAGA SHINICHISAITO TAKEHIKO
    • B21B37/18B21B37/00B21B37/48
    • PROBLEM TO BE SOLVED: To provide a rolling equipment capable of improving a sheet thickness accuracy and a tension accuracy and a controlling method therefor.SOLUTION: The control device of the rolling equipment outputs the speeds of an entrance side bridle roll and the like to respective speed operation ends based on the rolling result obtained from the entrance side bridle roll, an exit side bridle roll, a plurality of rolling machine stands, speed control devices therefor, the sheet thickness detector and tension detector of a material to be rolled, the detected sheet thickness of the material to be rolled and the detected tension of the material to be rolled. Further, a reference speed operation end setting device sets the reference speed operation end which does not give a correction value in speed control so as to minimize a speed correction value on each speed operation end based on the rolling state including the sheet thickness, tension, sheet thickness control and tension control. A speed correction command preparing device determines the speed correction value of the entrance side bridle roll and the like according to the set reference speed operation end, and outputs it to each speed operation end.
    • 要解决的问题:提供能够提高板厚精度和张力精度的滚动设备及其控制方法。解决方案:轧制设备的控制装置将入口侧襟翼辊等的速度输出到相应的 基于从入口侧绷带,出口侧绷带辊,多个轧机机架,其速度控制装置,待轧制材料的板厚检测器和张力检测器获得的轧制结果,速度操作结束,检测到 要轧制的材料的板厚度和待轧制材料的检测张力。 此外,参考速度运行结束设定装置设定在速度控制中没有给出修正值的基准速度运转结束,以便根据包括纸张厚度,张力等的滚动状态使每个速度运算结束时的速度校正值最小化, 板材厚度控制和张力控制。 速度校正命令准备装置根据设定的基准速度运算结束来确定入口侧搭接辊等的速度校正值,并将其输出到各个速度运转结束。
    • 3. 发明专利
    • Device and method for controlling rolling equipment
    • 用于控制滚动设备的装置和方法
    • JP2010264482A
    • 2010-11-25
    • JP2009118054
    • 2009-05-14
    • Hitachi LtdMitsubishi-Hitachi Metals Machinery Inc三菱日立製鉄機械株式会社株式会社日立製作所
    • FUKUCHI YUTAKAHATTORI SATORUFUKUMURA AKIHISAKAGA SHINICHISAITO TAKEHIKO
    • B21B37/00B21B1/22
    • B21B37/52B21B37/16B21B37/50B21B38/04B21B2261/04B21B2275/06
    • PROBLEM TO BE SOLVED: To provide a device and a method for controlling rolling equipment by which rolling at extremely low speed is made possible while suppressing equipment investment. SOLUTION: The rolling equipment includes a pay-off reel, at least one rolling mill, a winding reel and a plurality of motors for respectively driving the pay-off reel, the rolling mill, and the winding reel, and is provided with a controller. The controller of this rolling equipment is connected with the respective motors and includes an inverter for controlling the number of revolution and/or torque of respective motors by manipulating respective voltages and/or frequencies of the respective motors, a primary-frequency detecting means for detecting the primary frequency of the inverter and a controlling means for controlling the number of revolutions and/or the torque of the respective motors so that the primary frequency of the inverter is not zero by controlling the inverter on the basis of the detected primary frequency of the inverter. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种控制轧制设备的设备和方法,通过该设备和方法可以在抑制设备投资的同时以极低的速度进行滚动。 解决方案:轧制设备包括分配卷轴,至少一个轧机,卷绕卷轴和用于分别驱动发放卷轴,轧机和卷取卷轴的多个电机,并且设置 与控制器。 该轧制设备的控制器与各自的电动机连接,并且包括用于通过操纵各个电动机的相应电压和/或频率来控制各个电动机的转数和/或转矩的逆变器,用于检测各个电动机的一次频检测装置 逆变器的主频率和用于控制各个电动机的转数和/或转矩的控制装置,使得逆变器的主频率基于检测到的主频率而控制逆变器不为零 逆变器。 版权所有(C)2011,JPO&INPIT
    • 4. 发明专利
    • Shape measuring device of metal strip
    • 金属条的形状测量装置
    • JP2010002183A
    • 2010-01-07
    • JP2008158614
    • 2008-06-18
    • Mitsubishi-Hitachi Metals Machinery Inc三菱日立製鉄機械株式会社
    • KAJIWARA TETSUOSAITO TAKEHIKO
    • G01B21/20B21C51/00G01B5/20G01B21/30G01L5/00
    • PROBLEM TO BE SOLVED: To provide a shape measuring device of a metal strip precisely measuring the shape of a metal strip to the plate width end part, easy in adjusting, and used for a long period only by exchanging parts. SOLUTION: Rolls 10, 100 are pushed into a metal strip 1 with both ends rotatably supported in a line where the metal strip 1 runs. The rolls 10, 100 fit a cylinder 40 into an inside roll 20 where at least one or more grooves 21 in the direction tilted from the circumferential direction and the land part 22 which is the part other than the grooves 21, are formed on the surface or into an inside roll 200 where at least two or more grooves 201 in the circumferential direction and the land part 202 which is the part other than the grooves 201 are formed on the surface. Holes 23 are formed at the land parts 22, 202 in the axis direction of the rolls 10, 100. Sensors 30 are arranged at the holes 23 for measuring the push-in load to the metal strip 1 acting on the land parts 22, 202. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:为了提供一种金属带的形状测量装置,其将金属带的形状精确地测量到板宽端部,易于调节,并且仅通过更换部件才能长期使用。 解决方案:将卷10,100推入金属带1中,两端可旋转地支撑在金属带1运行的线中。 辊10,100将圆筒40装配到内侧辊20中,其中至少一个或多个沿圆周方向倾斜的凹槽21和作为凹槽21之外的部分的凸台部22形成在表面上 或者形成在内侧辊200中,其中在周向上至少两个或更多个凹槽201和作为凹槽201以外的部分的凸台部202形成在表面上。 孔23在辊10,100的轴线方向上在陆部22,202处形成。传感器30布置在孔23处,用于测量作用在陆部22,202上的金属带1的推入载荷 。版权所有(C)2010,JPO&INPIT
    • 5. 发明专利
    • Control method for rolling apparatus
    • 滚动装置的控制方法
    • JP2012045627A
    • 2012-03-08
    • JP2011267361
    • 2011-12-06
    • Hitachi LtdMitsubishi-Hitachi Metals Machinery Inc三菱日立製鉄機械株式会社株式会社日立製作所
    • FUKUCHI YUTAKAHATTORI SATORUFUKUMURA AKIHISAKAGA SHINICHISAITO TAKEHIKO
    • B21B37/26B21B37/00
    • PROBLEM TO BE SOLVED: To perform opening and clamping of work rolls without causing slip and scratch on a rolling target material and the work rolls.SOLUTION: There is provided a control method for a rolling apparatus S, including one or more rolling mill 3 each of which includes: upper and lower work rolls Rs1, Rs2 performing reduction of a traveling rolling target material 1 from above and below, thereby rolling the rolling target material 1; and roll gap controller 51, 52 controlling the gap between the upper and lower work rolls Rs1, Rs2. A controller 60 includes: a first step of causing the upper and lower work rolls Rs1, Rs2 to reduce loads applied to the rolling target material 1 without stopping the rolling target material 1; a second step of holding the load at a constant state while the rolling target material 1 has reached elastically deformed state; and a third step of using the roll gap controller 51, 52 to open the upper and lower work rolls Rs1, Rs2 with respect to the rolling target material 1 from clamped state of the work rolls with respect to the rolling target material 1 while at least tension or sheet speed of the rolling target material 1 at an inlet side and an outlet side of the rolling mill 3 are equal to each other.
    • 要解决的问题:对轧制目标材料和工作辊进行工作辊的打开和夹紧而不会产生滑动和划痕。 解决方案:提供一种用于轧制设备S的控制方法,其包括一个或多个轧机3,每个轧机3包括:上下工作辊Rs1,Rs2,其从上下方向进行行驶轧制目标材料1的还原 从而轧制轧制目标材料1; 以及控制上下工作辊Rs1,Rs2之间的间隙的辊间隙控制器51,52。 控制器60包括:第一步骤,使上下工作辊Rs1,Rs2减少施加到轧制目标材料1上的载荷,而不停止轧制目标材料1; 在轧制目标材料1达到弹性变形状态的同时将负载保持在恒定状态的第二步骤; 以及第三步骤,使用辊间隙控制器51,52,相对于轧制目标材料1从工作辊的夹紧状态开始相对于轧制目标材料1的上下工作辊Rs1,Rs2,同时至少 轧制目标材料1在轧机3的入口侧和出口侧的张力或片材速度彼此相等。 版权所有(C)2012,JPO&INPIT
    • 7. 发明专利
    • Device for controlling rolling mill, method for controlling device for controlling rolling mill, and program for the same
    • 用于控制轧制机的装置,用于控制轧制机的控制装置的方法及其相关程序
    • JP2013039621A
    • 2013-02-28
    • JP2012235689
    • 2012-10-25
    • Hitachi Ltd株式会社日立製作所Mitsubishi-Hitachi Metals Machinery Inc三菱日立製鉄機械株式会社
    • HATTORI SATORUFUKUCHI YUTAKAKAGA SHINICHISAITO TAKEHIKO
    • B21B37/26B21B37/00
    • PROBLEM TO BE SOLVED: To increase operation efficiencies of opening and tightening of rollers without causing a damage to a rolled material and work rollers.SOLUTION: A device S for controlling a rolling mill includes: a product specification information storing means 42 for storing the product specification of the rolled material h; a rolling stand operation state obtaining means 41 for obtaining operation state information on rolling stands 1, 2; a welding point passing method determining means 44 for determining whether to bring the rolling stands into a drafting state or open state in pre- and post-passing of a welding point; a welding point passing target value setting means 46 for setting a controlling target value of a space between work rollers 1w, 2w in the pre- and post-passing; a welding point passing process timing setting means 45 for setting a timing of opening and tightening of the work rollers in the pre- and post-passing; a reference stand setting means 48 for determining which rolling stand to set as a reference speed from the rolling stands when performing the opening and tightening; a speed command generating means 49 for determining a speed command to each speed controlling device; and a work roller drawing command outputting means 47 for directing an opening or tightening command to each drawing controlling device.
    • 要解决的问题:提高辊的打开和拧紧的操作效率,而不会对轧制材料和工作辊造成损坏。 < P>解决方案:用于控制轧机的装置S包括:用于存储轧制材料h的产品规格的产品规格信息存储装置42; 轧制机架操作状态获取装置41,用于获得轧制机架1,2的操作状态信息; 焊接点通过方法确定装置44,用于在焊接点的前后通过中确定是否使轧制机架处于牵伸状态或打开状态; 焊接点通过目标值设定装置46,用于设定前后通过工作辊1w,2w之间的空间的控制目标值; 焊接点通过处理正时设定装置45,其用于在前后通过时设定工作辊的打开和拧紧的定时; 参考台设定装置48,用于当执行打开和收紧时确定哪个滚动台被设置为来自滚动机架的参考速度; 速度指令发生装置49,用于确定每个速度控制装置的速度指令; 以及用于将打开或紧固命令引导到每个绘图控制装置的工作辊绘制命令输出装置47。 版权所有(C)2013,JPO&INPIT
    • 8. 发明专利
    • Rolling mill controller, method and program for controlling rolling mill controller
    • 滚动铣刀控制器,控制滚子铣刀控制器的方法和程序
    • JP2011200896A
    • 2011-10-13
    • JP2010069410
    • 2010-03-25
    • Hitachi LtdMitsubishi-Hitachi Metals Machinery Inc三菱日立製鉄機械株式会社株式会社日立製作所
    • HATTORI SATORUFUKUCHI YUTAKAKAGA SHINICHISAITO TAKEHIKO
    • B21B37/26B21B37/00
    • B21B37/58B21B1/22
    • PROBLEM TO BE SOLVED: To raise the operation efficiency in the releasing and clamping of rollers without damaging a material to be rolled and work rollers.SOLUTION: This rolling mill controller S includes: a product specification information storing means 42 for storing the product specification of the material h to be rolled; a mill stand operation state obtaining means 41 for obtaining the operation state information of mill stands 1, 2; a weld point passing method determining means 44 for determining either of screw-down or released state of the mill stand before and after a weld point is passed; a target value of weld point passing time setting means 46 for setting the control target value of the gap between work rollers 1w, 2w before and after the passing; a weld point passing treating timing setting means 45 for setting the releasing and clamping timing of the work rollers before and after the passing; a reference stand setting means 48 for determining one the speed of which is taken as the reference speed of the mill stands at the releasing or the clamping; a speed command generating means 49 for determining the speed command to each speed controller and a command outputting means 47 for screwing-down the work rollers for commanding the releasing treatment or the clamping treatment to each screw-down controller.
    • 要解决的问题:提高辊的释放和夹紧中的操作效率,而不会损坏待轧材料和加工辊。解决方案:该轧机控制器S包括:产品规格信息存储装置42,用于存储 待轧材料h; 用于获得轧机机架1,2的操作状态信息的轧机架运行状态获取装置41; 焊点通过方法确定装置44,用于确定焊点在熔接点之前和之后的拧紧或释放状态; 用于设定通过前后的工作辊1w,2w之间的间隙的控制目标值的焊点通过时间设定单元46的目标值; 焊接点通过处理定时设定装置45,用于在通过之前和之后设定工作辊的释放和夹紧正时; 参考台设定装置48,用于确定作为磨机的参考速度的速度的一个速度位于释放或夹紧处; 用于确定对每个速度控制器的速度指令的速度指令发生装置49以及用于拧紧工作辊的指令输出装置47,用于指令每个减速控制器的释放处理或夹紧处理。
    • 9. 发明专利
    • Rolling apparatus and controlling method therefor
    • 滚动装置及其控制方法
    • JP2010240731A
    • 2010-10-28
    • JP2009095563
    • 2009-04-10
    • Hitachi LtdMitsubishi-Hitachi Metals Machinery Inc三菱日立製鉄機械株式会社株式会社日立製作所
    • FUKUCHI YUTAKAHATTORI SATORUFUKUMURA AKIHISAKAGA SHINICHISAITO TAKEHIKO
    • B21B37/26B21B37/00
    • PROBLEM TO BE SOLVED: To perform opening and closing operation of rolls without causing slip and defect on a workpiece and a work roll. SOLUTION: The rolling apparatus S includes: a rolling load detection means 8 for the workpiece 1; a rolling speed detection means 6, 7 for the workpiece at the entry side and the delivery side; a rolling tension detection means 9, 10 for the workpiece 1 at the entry side and the delivery side; a motor speed detection means 31 for a motor 21 to drive the work rolls Rs1, Rs2; a tension and speed command arithmetic means 62 for commanding tension of the workpiece 1 or speed of the motor 21 at the entry side and the delivery side; a speed control means 41 for controlling speed of the motor 21 based on speed track record and speed command; and a roll position arithmetic means 61. A flying roll opening and closing command arithmetic unit 60 is also included which, without stopping the workpiece 1, maintains the load constant by increasing or decreasing the load in the state when the workpiece 1 reaches elastic deformation state, and controls opening and closing operation of the work rolls in the state when at least either of tension or strip speed of the workpiece 1 at the entry side and the delivery side are equal. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:进行辊的打开和关闭操作而不会造成工件和工作辊上的滑动和缺陷。 < P>解决方案:滚动装置S包括:用于工件1的滚动负载检测装置8; 用于工件在入口侧和出口侧的滚动速度检测装置6,7; 用于工件1在入口侧和出口侧的滚动张力检测装置9,10; 用于驱动工作辊Rs1,Rs2的马达21的马达速度检测装置31; 用于指示工件1的张力或电动机21在入口侧和出口侧的速度的张力和速度指令运算装置62; 用于基于速度记录和速度指令来控制马达21的速度的速度控制装置41; 还有一个卷位运算装置61.还包括一个飞行滚动打开和关闭指令运算单元60,在工件1达到弹性变形状态的状态下,通过增加或减少负载,不停止工件1,保持负载不变 并且在入口侧和输送侧的工件1的张力或剥离速度中的至少一个相等的状态下,控制工作辊的打开和关闭操作。 版权所有(C)2011,JPO&INPIT