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1. 发明专利

JP2008290156A Cooling system for hot-rolled steel strip and its cooling method 有权
标题翻译：热轧钢带冷却系统及其冷却方法
公开(公告)号：JP2008290156A
公开(公告)日：2008-12-04
申请号：JP2008229511
申请日：2008-09-08
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： FUJIBAYASHI TERUO , IMADA SADANORI , TOMITA SHOGO
IPC分类号： B21B45/02 , B21B1/26
摘要： PROBLEM TO BE SOLVED: To provide a cooling system for hot-rolled steel strips with which strong cooling is performed by stably controlling the winding temperature of the steel strip in the cooling process of the steel strip in a run out table from the final finishing mill to a winding machine and its cooling method.
SOLUTION: Two cooling systems whose cooling capacities are different are provided in the run out table 3 behind the final finishing mill 2E, a system on the upstream side is a first cooling system 5 for performing strong cooling and the other system on the downstream side is a second cooling system 6 for performing soft cooling. Cooling is continuously performed by these cooling systems, the length of a cooling zone is adjusted in accordance with acceleration and deceleration of the rolling speed of the steel strip, the value of the temperature drop of the steel strip is controlled roughly by using a rapid cooling system on the proceeding stage and minutely by using a slow cooling system on the succeeding stage and the steel strip is cooled so that stop temperature is in a prescribed winding temperature.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于通过在冷却过程中钢带冷却过程中在钢板的冷却过程中稳定地控制钢带的卷绕温度的冷轧钢板的冷却系统，最终精轧机到绕线机及其冷却方式。解决方案：冷却能力不同的两个冷却系统在最终精轧机2E后面的运行表3中提供，上游侧的系统是用于执行强冷却的第一冷却系统5，下游侧是用于进行软冷却的第二冷却系统6。通过这些冷却系统连续地进行冷却，根据钢带的轧制速度的加速和减速来调节冷却区域的长度，通过使用快速冷却来大致控制钢带的温度降低系统，并且在后续阶段通过使用缓慢冷却系统并且将钢带冷却，使得停止温度处于规定的卷绕温度。版权所有（C）2009，JPO＆INPIT

2. 发明专利

JP2008073766A Cooler and cooling method of hot rolled steel band 有权
标题翻译：热轧钢带的冷却和冷却方法
公开(公告)号：JP2008073766A
公开(公告)日：2008-04-03
申请号：JP2007201658
申请日：2007-08-02
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： KAMIOKA SATOSHI , FUJIBAYASHI TERUO , NAKADA NAOKI , KUROKI TAKASHI , TOMITA SHOGO
IPC分类号： B21B45/02 , C21D1/00 , C21D9/52 , C21D9/573
摘要： PROBLEM TO BE SOLVED: To provide a cooler and a cooling method in which a steel band can be cooled uniformly from the tip to the tail end by achieving a high cooling capacity and a stabilized cooling region appropriately when a hot rolled steel band is cooled with cooling water. SOLUTION: On the lower surface side of the steel band 12, a lower surface cooling nozzle 19 for jetting rod-like cooling water toward the lower surface of the steel band from between table rolls is disposed, and on the upper surface side of a steel band 12, cooling nozzles 14 jetting rod-like cooling water inclined from the upstream side and the downstream side, respectively, toward immediately above a position where the rod-like cooling water jetted from the lower surface cooling nozzle 19 collides against the steel band 12 are disposed oppositely. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种冷却器和冷却方法，其中通过在热轧钢带上适当地实现高冷却能力和稳定的冷却区域，钢带可以从顶端到尾端被均匀地冷却用冷却水冷却。解决方案：在钢带12的下表面侧设置有用于从台辊之间向钢带的下表面喷射棒状冷却水的下表面冷却喷嘴19，并且在上表面侧钢带12的冷却喷嘴14，将从上游侧和下游侧倾斜的棒状冷却水分别喷射到从下表面冷却喷嘴19喷出的棒状冷却水与该下表面冷却喷嘴19相撞的位置的正上方钢带12相对设置。版权所有（C）2008，JPO＆INPIT

3. 发明专利

JP2007061838A Hot-rolling equipment and method for steel plate 有权
标题翻译：热轧设备和钢板的方法
公开(公告)号：JP2007061838A
公开(公告)日：2007-03-15
申请号：JP2005249059
申请日：2005-08-30
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： NAKADA NAOKI , KUROKI TAKASHI , FUJIBAYASHI TERUO , TOMITA SHOGO
IPC分类号： B21B45/02 , B21B1/26 , B21B1/38
CPC分类号： B21B45/0218
摘要： PROBLEM TO BE SOLVED: To provide a hot-rolling equipment for a steel plate, which is excellent in the aspect of its cost and in its maintainability, has good cooling capacity and can properly control the temperature of a rolled stock on the basis of them, and which can efficiently manufacture the steel plate having excellent characteristics, and also to provide a hot-rolling method for the steel plate. SOLUTION: Cooling equipment 20 for supplying cooling water onto the upper surface and the lower surface of the steel plate while making the steel plate 10 pass through is arranged in positions near the inlet side and the outlet side of a rolling mill 12, the cooling equipment 20 is provided with an upper header 21 having upper nozzles 22 for jetting bar-like cooling water 23 to the upper surface of the steel plate 10 at an angle of dip θ U of 30° to 60° in the position where retaining cooling water 24 after supplying to the upper surface of the steel plate 10 is dammed up with a work roll 12a and also a lower header 31 having lower nozzles 32 for jetting bar-like cooling water 33 at an angle of elevation θ L of 45° to 90° to the lower surface of the steel plate 10 between a work roll 12a and a table roller 13a adjacent to the roll 12a. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种在成本方面优异且在可维护性方面优异的钢板热轧设备，具有良好的冷却能力并可以适当地控制轧制坯料的温度并且可以有效地制造具有优异特性的钢板，并且还提供一种用于钢板的热轧方法。解决方案：在制造钢板10通过的同时将冷却水供应到钢板的上表面和下表面的冷却设备20布置在轧机12的入口侧和出口侧附近的位置，冷却装置20设置有上集管21，上集管21具有上喷嘴22，用于将棒状冷却水23以30°的倾角θ U 向钢板10的上表面倾斜在供给到钢板10的上表面之后保持冷却水24的位置处的工作辊12a以及具有用于以一定角度喷射棒状冷却水33的下喷嘴32的下集管31 在与辊12a相邻的工作辊12a和台辊13a之间的钢板10的下表面的仰角θ L 为45°〜90°。版权所有（C）2007，JPO＆INPIT

4. 发明专利

JP2008073765A Cooler and cooling method of hot rolled steel band 有权
标题翻译：热轧钢带的冷却和冷却方法
公开(公告)号：JP2008073765A
公开(公告)日：2008-04-03
申请号：JP2007201657
申请日：2007-08-02
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： KAMIOKA SATOSHI , FUJIBAYASHI TERUO , NAKADA NAOKI , KUROKI TAKASHI , TOMITA SHOGO
IPC分类号： B21B45/02 , C21D1/00 , C21D9/52 , C21D9/573
摘要： PROBLEM TO BE SOLVED: To provide a cooler and a cooling method in which a steel band can be cooled uniformly from the tip to the tail end by achieving a high cooling capacity and a stabilized cooling region appropriately when a hot rolled steel band is cooled with cooling water. SOLUTION: On the upper surface side of the steel band 12, circular tube nozzles 14 jetting rod-like cooling water are disposed oppositely while inclining toward immediately above a table roll 9 from the downstream side and the upstream side of the table roll 9, respectively. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种冷却器和冷却方法，其中通过在热轧钢带上适当地实现高冷却能力和稳定的冷却区域，钢带可以从顶端到尾端被均匀地冷却用冷却水冷却。解决方案：在钢带12的上表面侧，喷射杆状冷却水的圆管喷嘴14相对地设置，从桌子的下游侧和台面辊的上游侧向台面辊9的正上方倾斜 9。版权所有（C）2008，JPO＆INPIT

5. 发明专利

JP2007203370A Cooling facility and cooling method of steel plate 有权
标题翻译：钢板冷却设备及冷却方法
公开(公告)号：JP2007203370A
公开(公告)日：2007-08-16
申请号：JP2006227406
申请日：2006-08-24
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： NAKADA NAOKI , KUROKI TAKASHI , FUJIBAYASHI TERUO , TOMITA SHOGO , HORIE MASAYUKI , NISHIDA SHUNICHI , HIRATA NAOTO , SATO MICHIO , ISHIDA TADAHIRA
IPC分类号： B21B45/02
摘要： PROBLEM TO BE SOLVED: To provide a cooling facility and a cooling method of a steel plate for cooling the steel plate properly on a hot rolling line by a compact structure when performing the controlled rolling of the steel plate. SOLUTION: The cooling facility of the steel plate feeds cooling water to upper and lower surfaces of the steel plate 10 while passing the steel plate 10 when the steel plate 10 is hot rolled, and has nozzles 22a, 22b for feeding cooling water obliquely toward the upper surface of the steel plate 10 from an upper part of the steel plate 10. The nozzles 22a, 22b are arranged such that ejections of cooling water on the steel plate 10 oppose each other in the carrying direction of the steel plate 10. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于在执行钢板的受控轧制时通过紧凑的结构在热轧生产线上适当地冷却钢板的钢板的冷却设备和冷却方法。解决方案：当钢板10被热轧时，钢板的冷却设备将冷却水送入钢板10的上表面和下表面，同时具有用于供给冷却水的喷嘴22a，22b 从钢板10的上部向钢板10的上表面倾斜地倾斜。喷嘴22a，22b布置成使得钢板10上的冷却水的喷射在钢板10的运送方向上彼此相对。版权所有（C）2007，JPO＆INPIT

6. 发明专利

JP2007136469A Fine surface finish and high efficiency descaling method of hot-rolled steel strip 审中-公开
标题翻译：热轧钢带的精细表面处理和高效降解方法
公开(公告)号：JP2007136469A
公开(公告)日：2007-06-07
申请号：JP2005330376
申请日：2005-11-15
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： MATSUBARA YUKIHIRO , HIRUTA TOSHIKI , TOMITA SHOGO , TAKANO KEI , FURUKAWA YOSHIAKI , ONO KAZUYA
IPC分类号： B21B45/06 , B24C1/08
摘要： PROBLEM TO BE SOLVED: To provide a fine surface finish and high-efficiency descaling method of a hot-rolled steel strip by which the productivity of the descaling is ensured even when manufacturing a hot-rolled steel strip having fine surface finish in the descaling of the hot-rolled steel strip.
SOLUTION: Shot blasting is applied to the hot-rolled steel strip 10 by using shot particles of
摘要翻译：要解决的问题：为了提供热轧钢带的精细表面光洁度和高效除鳞方法，即使在制造具有精细表面光洁度的热轧钢带时也能确保除锈的生产率热轧钢带的除鳞。解决方案：通过使用平均粒径<0.30mm的射出粒子，对热轧钢带10进行喷砂处理，并且通过使用平均粒径≥0.40mm的射出粒子进行喷丸处理粒径。或者，此后，应用酸洗。版权所有（C）2007，JPO＆INPIT

7. 发明专利

JP2007090428A Equipment and method for hot-rolling steel sheet 有权
标题翻译：用于热轧钢板的设备和方法
公开(公告)号：JP2007090428A
公开(公告)日：2007-04-12
申请号：JP2006227405
申请日：2006-08-24
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： NAKADA NAOKI , KUROKI TAKASHI , FUJIBAYASHI TERUO , HORIE MASAYUKI , TOMITA SHOGO , NISHIDA SHUNICHI , HIRATA NAOTO
IPC分类号： B21B45/02 , B21B1/32
摘要： PROBLEM TO BE SOLVED: To provide a hot-rolling equipment and a hot-rolling method, wherein a steel sheet is uniformly cooled when performing the controlled rolling of the steel sheet, the sufficient product quality is obtained and also the drop of rolling efficiency caused by waiting of cooling or the like is prevented. SOLUTION: A passing type cooling equipment 20 having the large flow rate of water per unit area of ≥ 4 m 3 /m 2 min is arranged in a position close to a reversible mill 12, the cooling water 23a, 23b from the upper nozzles 22a, 22b of the cooling equipment 20 are counter each other to the conveying direction on the steel sheet 10. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种热轧设备和热轧方法，其中当执行钢板的受控轧制时钢板被均匀地冷却，获得了足够的产品质量，并且也降低了防止了等待冷却等引起的滚动效率。
解决方案：每单位面积的水流量大于≥4m的通过式冷却设备20被设置在关闭位置冷却装置20的上部喷嘴22a，22b的冷却水23a，23b与钢板10的输送方向相互抵接。另外，（C）2007，JPO＆INPIT

8. 发明专利

JP2007260712A Method and equipment for cooling steel plate 有权
标题翻译：冷却钢板的方法和设备
公开(公告)号：JP2007260712A
公开(公告)日：2007-10-11
申请号：JP2006087435
申请日：2006-03-28
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： KUROKI TAKASHI , NAKADA NAOKI , FUJIBAYASHI TERUO , TOMITA SHOGO
IPC分类号： B21B45/02
摘要： PROBLEM TO BE SOLVED: To provide a method and an equipment for cooling a steel plate capable of uniformly and consistently cooling the steel plate at a high cooling rate.
SOLUTION: A bar-like cooling water 23 is fed to an upper surface of a steel plate 10 at a jetting angle θ1 from a first upper nozzle 22, and a bar-like cooling water 27 is fed from a second upper nozzle 26 at a jetting angle θ2. A retaining cooling water 28 on the upper surface of the steel plate 10 is dammed by a rolling roll 17 and the bar-like cooling water 23, 27 to form a consistent water-cooled area.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够以高冷却速度均匀且一致地冷却钢板的钢板的冷却方法和设备。解决方案：将棒状冷却水23从第一上部喷嘴22以喷射角θ1供给到钢板10的上表面，并且从第二上部喷嘴供给棒状冷却水27 26处于喷射角θ2。钢板10的上表面上的保持冷却水28被轧辊17和棒状冷却水23,27挡住，形成一致的水冷区域。版权所有（C）2008，JPO＆INPIT

9. 发明专利

JP2007203369A Cooling facility and cooling method of steel plate 有权
标题翻译：钢板冷却设备及冷却方法
公开(公告)号：JP2007203369A
公开(公告)日：2007-08-16
申请号：JP2006227404
申请日：2006-08-24
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： NAKADA NAOKI , KUROKI TAKASHI , FUJIBAYASHI TERUO , TOMITA SHOGO , NISHIDA SHUNICHI , HIRATA NAOTO
IPC分类号： B21B45/02
摘要： PROBLEM TO BE SOLVED: To provide a cooling facility and a cooling method which can uniformly cool a steel plate at a high cooling rate when feeding cooling water on a top side of the hot steel plate.
SOLUTION: The cooling facility is provided with upper headers 21a, 21b connected to upper nozzles 22a, 22b for ejecting rod-shaped cooling water 23a, 23b of the water volume density of ≥4 m
3 /m
2 min above a hot steel plate 10. The upper nozzles 22a, 22b are arranged opposite to each other in the conveying direction of the hot steel plate 10 so that the angles θ1, θ2 of depression formed between the rod-shaped cooling water 23a, 23b and the hot steel plate 10 are 30-60°. Cooling water is fed on a top surface of the steel plate 10 while passing the steel plate 10.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种在热钢板的上侧供给冷却水时可以以高冷却速度均匀地冷却钢板的冷却设备和冷却方法。解决方案：冷却设备设置有连接到上喷嘴22a，22b的上集管21a，21b，用于喷射棒状冷却水23a，23b的水体积密度≥4m / m 2 min。上喷嘴22a，22b在热钢板10的输送方向上彼此相对布置，使得凹陷的角度θ1，θ2形成棒状冷却水23a，23b与热钢板10之间的间隔为30-60°。冷却水在通过钢板10的同时在钢板10的上表面上进给。（C）2007，JPO＆INPIT

10. 发明专利

JP2007090355A Cooling equipment for steel sheet and manufacturing method of steel sheet 有权
标题翻译：钢板冷却设备及钢板制造方法
公开(公告)号：JP2007090355A
公开(公告)日：2007-04-12
申请号：JP2005278997
申请日：2005-09-27
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： NAKADA NAOKI , KUROKI TAKASHI , FUJIBAYASHI TERUO , TOMITA SHOGO , NISHIDA SHUNICHI , HIRATA NAOTO
IPC分类号： B21B45/02 , C21D1/00 , C21D9/52
CPC分类号： B21B45/0218
摘要： PROBLEM TO BE SOLVED: To provide equipment of cooling a steel sheet, which is sufficient in the maintainability of equipment and excellent in draining property when a lot of cooling water is supplied to the under surface of the steel sheet, and of which the high cooling rate is obtained by performing efficient cooling uniformly in the width direction, and a method of manufacturing the steel sheet having high quality.
SOLUTION: This equipment is provided with a plurality of protective plates 34 which are arranged at fixed intervals obliquely to the conveyance direction of the steel sheet 10, a nozzle train which is installed obliquely to the conveyance direction between protective plates 34 for supplying the cooling water the under surface of the steel sheet 10, and tubular nozzles 32 are arranged in the same number respectively on virtual lines 36 which are drawn at fixed intervals in the width direction on the nozzle train and the upper end of the tubular nozzle 32 is positioned at the place which is lower than the upper end of the protective plates 34.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了提供冷却钢板的设备，当钢板的下表面供应大量的冷却水时，其设备的维护性足够，排水性能优异，并且其中通过在宽度方向上均匀地进行有效的冷却而获得高冷却速度，以及制造高品质的钢板的方法。解决方案：该设备设有多个保护板34，它们以与钢板10的传送方向相反的固定间隔布置，在与保护板34之间的输送方向上倾斜安装的喷嘴列，供给钢板10的下表面的冷却水和管状喷嘴32分别配置在虚拟管线36上，虚拟管线36在喷嘴列的宽度方向以及管状喷嘴32的上端以固定间隔拉伸位于比保护板34的上端低的位置。版权所有（C）2007，JPO＆INPIT

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