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1. 发明专利

JP2010105027A Apparatus and method for manufacturing hot-rolled steel plate 有权
标题翻译：制造热轧钢板的装置和方法
公开(公告)号：JP2010105027A
公开(公告)日：2010-05-13
申请号：JP2008280693
申请日：2008-10-31
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： OTA TAKESHI , OSUGI MASAHIRO
IPC分类号： B21B37/76 , B21B37/00 , B21B45/00 , B21B45/02
摘要： PROBLEM TO BE SOLVED: To provide an apparatus and a method for manufacturing a hot-rolled steel plate capable of reducing defective quality of the hot-rolled steel plate attributable to flatness. SOLUTION: The apparatus for manufacturing the hot-rolled steel plate has a temperature changing means and a control device capable of controlling the operation of the temperature changing means. The apparatus is provided with at least a flatness meter capable of measuring the flatness of the hot-rolled steel plate and a width-direction thermometer capable of measuring the temperature in the width direction on the outlet side of a finishing mill, and a flatness meter capable of measuring the flatness of the hot-rolled steel plate on the inlet side of a winding machine. The method for manufacturing the hot-rolled steel plate comprises: a step of determining the target value of the flatness of the hot-rolled steel plate; a step of specifying the relationship between the flatness of the hot-rolled steel plate and the temperature in the width direction of the hot-rolled steel plate based on the result of measurement of the flatness meter and the result of measurement of the thermometer in the width direction; a step of determining the target value of the differential temperature in the width direction of the hot-rolled steel plate based on the relationship specified with the determined target value; and a step of controlling the operation of the temperature changing means so that the differential temperature in the width direction of the hot-rolled steel plate reaches the determined target value. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：解决的问题：提供一种能够降低归因于平坦度的热轧钢板的质量差的热轧钢板的制造装置和方法。解决方案：用于制造热轧钢板的设备具有温度改变装置和能够控制温度变化装置的操作的控制装置。该装置至少设置有能够测量热轧钢板的平坦度的平坦度计和能够测量精轧机出口侧的宽度方向的温度的宽度方向温度计，以及平面度计能够测量卷绕机的入口侧的热轧钢板的平坦度。制造热轧钢板的方法包括：确定热轧钢板的平坦度的目标值的步骤; 基于平坦度计的测量结果和温度计的测量结果，确定热轧钢板的平坦度与热轧钢板的宽度方向的温度之间的关系的步骤宽度方向基于与确定的目标值规定的关系，确定热轧钢板的宽度方向上的温差的目标值的步骤; 以及控制温度改变装置的操作使得热轧钢板的宽度方向上的温差达到确定的目标值的步骤。版权所有（C）2010，JPO＆INPIT

2. 发明专利

JP2011161473A Shape controlling method, manufacturing method and manufacturing apparatus of hot-rolled plate 有权
标题翻译：形状控制方法，制造方法和热轧板的制造设备
公开(公告)号：JP2011161473A
公开(公告)日：2011-08-25
申请号：JP2010025754
申请日：2010-02-08
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： OSUGI MASAHIRO , OTA TAKESHI , ISEI YOSHIHITO
IPC分类号： B21B37/38 , B21B38/02 , B21C51/00
摘要： PROBLEM TO BE SOLVED: To provide a shape controlling method of a hot-rolled plate by which the defective shape in the rear end part of a material to be rolled is effectively reduced. SOLUTION: In this shape controlling method, the closed loop control of a shape control actuator 2 at a first control gain G1 is performed until at least the nose of the material M to be rolled is wound with a winding reel 6 installed on the downstream side of a hot rolling mill 1 and the first control gain G1 is switched to a second control gain G2 which is larger than the first control gain at a prescribed timing after the nose of the material M to be rolled is wound with the winding reel 6 until the detection of the defective shape of the material M to be rolled with a shape gage 3 is started. On and after the prescribed timing, the closed loop control of the shape control actuator 2 is performed at the second control gain G2. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种热轧板的形状控制方法，通过该形状控制方法有效地减少待轧制材料的后端部分中的不良形状。解决方案：在这种形状控制方法中，执行形状控制致动器2处于第一控制增益G1的闭环控制，直到被安装在卷绕卷轴6上的待轧材料M的至少鼻部被卷绕热轧机1的下游侧和第一控制增益G1在被卷绕的材料M的前端缠绕在规定的时刻被切换到大于第一控制增益的第二控制增益G2 卷轴6直到开始用形状规3检测出被轧制材料M的不良形状。在规定的定时之后，在第二控制增益G2执行形状控制致动器2的闭环控制。版权所有（C）2011，JPO＆INPIT

3. 发明专利

JP2010005655A Method and equipment for manufacturing hot-rolled steel plate 有权
标题翻译：制造热轧钢板的方法和设备
公开(公告)号：JP2010005655A
公开(公告)日：2010-01-14
申请号：JP2008167444
申请日：2008-06-26
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： OSUGI MASAHIRO , ISEI YOSHIHITO , OTA TAKESHI , MARUYAMA NAOSHI
IPC分类号： B21B37/28 , B21B37/00 , B21B38/02
摘要： PROBLEM TO BE SOLVED: To provide a method for manufacturing a hot-rolled steel plate having excellent flatness. SOLUTION: When manufacturing the hot-rolled steel plate, after performing hot finish rolling to a steel plate 2 with a hot finishing mill 1, by cooling the steel plate 2 with a cooling system 4 which is arranged on the downstream side of the hot finishing mill 1 and winding this steel plate into a coil with a winding device 3 which is arranged on the downstream side of the cooling system 4, the flatness of the steel plate 2 is measured both between the hot finishing mill 1 and the cooling system 4 and between the cooling system 4 and the winding device 3 and, on the basis of those measured values, the target value of the flatness on the outlet side of the hot finishing mill 1, which is preset to the other steel plate 2 which is rolled after the steel plate 2 is corrected and set. The hot finish rolling is applied to the other steel plate with the hot rolling mill 1 so as to be the new target value of the flatness which is corrected and set. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：待解决的问题：提供一种具有优异平坦度的热轧钢板的制造方法。解决方案：当制造热轧钢板时，用热精轧机1对钢板2进行热精轧后，通过将冷却系统4冷却在钢板2上，冷却系统4设置在热轧钢板2的下游侧热精轧机1，将该钢板卷绕成具有布置在冷却系统4的下游侧的卷绕装置3的线圈，在热精轧机1和冷却装置1之间测量钢板2的平坦度系统4以及冷却系统4和卷绕装置3之间，并且基于这些测量值，预先设定在另一个钢板2上的热精轧机1的出口侧的平面度的目标值，在钢板2被校正和设定之后轧制。用热轧机1对另一个钢板进行热精轧，作为校正和设定的平坦度的新目标值。版权所有（C）2010，JPO＆INPIT

4. 发明专利

JP2009208086A Method of manufacturing hot-rolled steel plate and array of manufacturing equipment 有权
标题翻译：制造热轧钢板和制造设备阵列的方法
公开(公告)号：JP2009208086A
公开(公告)日：2009-09-17
申请号：JP2008050639
申请日：2008-02-29
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： OTA TAKESHI , OSUGI MASAHIRO
IPC分类号： B21B38/02 , B21B37/00 , B21C51/00
摘要： PROBLEM TO BE SOLVED: To provide a method of manufacturing a hot-rolled steel plate and the array of manufacturing equipment by which the flatness of the hot-rolled steel plate before coiling is made into the flatness of a desired product and also the defect in the quality of the hot-rolled steel plate is minimized. SOLUTION: The method of manufacturing the hot-rolled steel plate comprises: a finish rolling step where the steel plate which is rough rolled with a roughing mill is finish-rolled with a finishing mill; a cooling step where the finish-rolled steel plate is cooled by a cooling system; and a coiling step where a cooled steel plate is coiled with a coiler. The method is characteristically provided with: a flatness before coiling measuring step where the flatness before coiling the steel plate is measured by using a flatness meter before coiling which is installed between the cooling system of the cooling step and the coiler of the coiling step; and a target value before cooling setting step where the target value of the flatness before coiling is set so that at least one of a graze, a water stayed mark and an edge scratch with a coiler of the steel plate after the flatness before coiling measuring step is minimized. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种制造热轧钢板的方法和制造设备阵列，通过该阵列使得卷取前的热轧钢板的平坦度成为所需产品的平坦度，并且还热轧钢板的质量缺陷被最小化。解决方案：制造热轧钢板的方法包括：精轧工序，粗轧机粗轧的钢板用精轧机精轧; 精冷轧钢板由冷却系统冷却的冷却步骤; 以及卷取步骤，其中冷却的钢板用卷取机卷绕。该方法的特征在于：在卷取测量步骤之前的平面度，其中在卷取钢卷之前的平面度是通过使用安装在冷却步骤的冷却系统和卷取步骤的卷取机之间的卷取之前的平坦度计来测量的; 以及在冷却设定步骤之前的目标值，其中卷取之前的平坦度的目标值被设定为使得在卷取测量步骤之后的平坦度之后，钢板的卷取机的刮擦，水停留标记和边缘刮擦中的至少一个被最小化。版权所有（C）2009，JPO＆INPIT

5. 发明专利

JP2008058036A Flatness measuring method and flatness measuring apparatus of plate material 有权
标题翻译：平板尺寸测量方法和平板尺寸测量装置
公开(公告)号：JP2008058036A
公开(公告)日：2008-03-13
申请号：JP2006232689
申请日：2006-08-29
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： ISEI YOSHIHITO , KATO TOMOYA , MARUYAMA NAOSHI , OSUGI MASAHIRO
IPC分类号： G01B11/25
摘要： PROBLEM TO BE SOLVED: To provide a flatness measuring method of a plate material for clearly and simply imaging a linear pattern. SOLUTION: A flatness measuring apparatus is provided with: a projector 13 for projecting the linear pattern 12 comprising a plurality of parallel lines 14 onto a surface of the plate material 11; and cameras 15a, 15b for imaging the linear pattern 12 projected onto the plate material 11. Concerning the longitudinal direction of the lines 14, the flatness measuring method which has a process for detecting sides of the plate material 11 by making the magnitude of the linear pattern 12 larger than the magnitude of the plate material 11 in the longitudinal direction, is used. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供用于清晰和简单地对线性图案成像的板材的平坦度测量方法。解决方案：平面度测量装置设有：投影仪13，用于将包括多个平行线14的线性图案12突出到板材11的表面上; 以及用于对投影到板材11上的线状图案12成像的照相机15a，15b。关于线14的纵向，具有通过使线材14的大小检测板材11的侧面的处理的平坦度测量方法使用大于板材11的长度方向的大小的图案12。版权所有（C）2008，JPO＆INPIT

6. 发明专利

JP2011104598A Method for manufacturing hot rolled sheet 有权
标题翻译：制造热轧薄板的方法
公开(公告)号：JP2011104598A
公开(公告)日：2011-06-02
申请号：JP2009259098
申请日：2009-11-12
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： OTA TAKESHI , OSUGI MASAHIRO
IPC分类号： B21B38/02 , B21B37/00 , B21B37/38 , B21B37/58 , B21C51/00
摘要： PROBLEM TO BE SOLVED: To provide a method for manufacturing a hot rolled sheet efficiently which can reduce a shape defect of an entire material to be rolled including a tip part to thereby efficiently reduce rolling trouble caused by the shape defect.
SOLUTION: In the method for manufacturing the hot rolled sheet, at a first time zone from the time when the tip of the material M to be rolled passes through a shape measuring device 1 set between rolling stands F6, F7 to the time when it is bitten into an outlet side rolling stand F7, a shape control actuator set at the rolling stand F6 is controlled in an open loop and at a second time zone from the time immediately after the tip of the material M to be rolled is bitten into the outlet side rolling stand F7 to the time when the rear end of the material M to be rolled passes through an inlet side rolling stand F6, the shape control actuator is controlled in a closed loop.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：解决的问题：提供一种有效地制造热轧板的方法，其可以减少包括尖端部分的整个被轧制材料的形状缺陷，从而有效地减少由形状缺陷引起的滚动故障。解决方案：在热轧板的制造方法中，从被轧制材料M的前端经过设置在轧制机架F6，F7之间的形状测量装置1开始的时间的第一时间段到时间当被咬入出口侧轧制机架F7时，设置在轧制机架F6处的形状控制致动器被控制在开环状态，并且在紧接着被轧制材料M的尖端被咬之后的第二时间区域被控制在出口侧轧制机架F7中，待轧制材料M的后端通过入口侧轧制机架F6时，将形状控制致动器控制在闭环状态。版权所有（C）2011，JPO＆INPIT

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