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    • 52. 发明专利
    • Method and apparatus for cooling sheet bar joining part in hot rolling
    • 冷轧板材加热部分的方法和装置
    • JP2014113630A
    • 2014-06-26
    • JP2012270802
    • 2012-12-11
    • Jfe Steel CorpJfeスチール株式会社
    • MORI KAZUYAMATSUMOTO YUKI
    • B21B45/02B21B1/26B21B15/00B21C51/00
    • PROBLEM TO BE SOLVED: To precisely cool only the immediate vicinity of a joining part of a traveling sheet bar, and accurately control the cooling without excessively cooling the front and rear spaced apart from the joining part.SOLUTION: Prior to hot finish rolling, a rear end of a preceding sheet bar (10a) and a tip of a following sheet bar (10b) are subjected to heating, temperature rise and pressing, and to butt joining. Then, the luminance of the sheet bar is detected when cooling a sheet bar joining part 10c. The sheet bar joining part 10c is detected by using a luminance difference of the joining part and a non-joining part of the sheet bar, and a portion of high luminance is cooled in a concentrated manner.
    • 要解决的问题:仅精确地冷却行进板坯的接合部的紧邻附近,并且能够精确地控制冷却,而不会使连接部分的前后分开地过度冷却。解决方案:在热精轧之前, 对前面的薄板坯(10a)的后端和随后的薄板坯(10b)的前端进行加热,升温和加压,并进行对接。 然后,在冷却片材接合部10c时检测片材的亮度。 通过使用片材的接合部分和非接合部分的亮度差来检测片材接合部分10c,并且一部分高亮度被集中地冷却。
    • 54. 发明专利
    • Manufacturing method of hot rolled sheet bar
    • 热轧板条的制造方法
    • JP2014100716A
    • 2014-06-05
    • JP2012252851
    • 2012-11-19
    • Jfe Steel CorpJfeスチール株式会社
    • GOTO HIROTOMIYAKE MASARUKIMURA YUKIO
    • B21B1/26B21B1/02B21B15/00
    • PROBLEM TO BE SOLVED: To provide a manufacturing method of a sheet bar for a hot rolled steel sheet, for reducing a yield loss, by reducing a width unsteady part of the sheet bar tip rear end.SOLUTION: A hot rolling process is composed of: a step of heating a slab; a step of drafting a width by a width press device; and a rough rolling step of having a plurality of rolling pass stages by using a horizontal rolling machine having a vertical type rolling machine on the inlet side, and manufactures the sheet bar for the hot rolled steel sheet. The manufacturing method of the sheet bar for the hot rolled steel sheet is provided for rolling the width by the vertical type rolling machine so that a prediction value ΔWand an N th width rolling amount ΔWsatisfy the following formula (1), by predicting a width spread amount ΔWby an N th horizontal rolling after finishing an (N-1) th pass, by respectively executing N th width rolling and horizontal rolling, on and after an N th pass, by executing only a first horizontal rolling in a first pass of the rough rolling, by forming the slab tip in a tongue shape in the width drafting step. ΔW≤ΔW(1), where N is an integer of 2 or more.
    • 要解决的问题:为了提供一种用于热轧钢板的片材的制造方法,通过减小片材杆头后端的宽度不稳定部分来降低产量损失。解决方案:热轧过程由 :加热板坯的步骤; 通过宽幅按压装置牵伸宽度的步骤; 以及通过在入口侧使用具有垂直型轧制机的卧式轧制机进行多个轧制阶段的粗轧步骤,并且制造用于热轧钢板的板坯。 用于热轧钢板的板材的制造方法是通过垂直型轧制机将轧制宽度设置成预测值&Dgr; Wand N宽轧制量&Dgr; Wsatisfy以下公式(1),由 通过在第N次通过之后和之后分别执行第N宽度滚动和水平滚动,通过仅执行第一水平滚动来预测在完成第(N-1)次之后的第N次水平滚动的宽度扩展量& 在粗轧的第一次通过中,通过在宽度牵伸步骤中形成舌头形状的板坯尖端。 &Dgr;W≤&Dgr; W(1),其中N是2或更大的整数。
    • 55. 发明专利
    • Steel plate carrying device and carrying control method of steel plate
    • 钢板承载装置及执行钢板控制方法
    • JP2014083572A
    • 2014-05-12
    • JP2012235587
    • 2012-10-25
    • Jfe Steel CorpJfeスチール株式会社
    • SUZUKI HIDEYUKI
    • B21B39/00B21B15/00B21C51/00
    • PROBLEM TO BE SOLVED: To provide a steel plate carrying device capable of preventing the occurrence of inconvenience caused by switching to a manual mode from an automatic mode even if manual intervention operation by an operator is executed to an unintended carrier table, in the steel plate carrying device having a plurality of carrier tables for automatically carrying by successively delivering a steel plate toward the downstream side from the upstream side in the carrying direction and capable of switching a predetermined carrier table to the manual mode from the automatic mode.SOLUTION: A line controller 40 automatically selects a range of an intervention object table to execute the manual intervention operation by the operator (Step S2), and monitors the existence of the manual intervention operation of the operator (Step S3), and permits switching to the manual mode from the automatic mode based on a result of its selection and monitoring (Step S4), and also regulates automatic carrying operation of the carrier table on the upstream side of the intervention object table (Step S5-S6).
    • 要解决的问题:为了提供一种能够防止由自动模式切换到手动模式而引起的不方便的钢板承载装置,即使操作者的手动介入操作执行到非预期载体台,在钢板 承载装置具有多个承载台,用于通过从运送方向的上游侧向下游侧依次递送钢板并且能够从自动模式将预定的承载台切换到手动模式来自动承载。解决方案:线 控制器40自动选择干预对象表的范围以执行操作者的手动干预操作(步骤S2),并且监视操作者的手动干预操作的存在(步骤S3),并允许从手动模式切换到手动模式 基于其选择和监视的结果的自动模式(步骤S4),并且还自动调节c 在干预对象表的上游侧进行承载台的操作(步骤S5-S6)。
    • 56. 发明专利
    • Tail end crop remainder discharge method
    • 尾部作业剩余放电方法
    • JP2014079779A
    • 2014-05-08
    • JP2012228963
    • 2012-10-16
    • Jfe Steel CorpJfeスチール株式会社
    • SAITO YUKINORI
    • B21B15/00B21C51/00B23D15/04
    • PROBLEM TO BE SOLVED: To shorten time required for discharging the tail end crop remainder, by operating a scrap kicker by a proper operation amount.SOLUTION: A steel sheet shearing device comprises the scrap kicker 5 for dropping a tail end crop on a shear lower blade 33 on a scrap conveyor by executing operation for pushing out to the downstream side in the steel sheet carrying direction after shearing. This steel sheet shearing device detects the maximum crop length in the steel sheet carrying direction of the tail end crop on the shear lower blade 33 by a crop detection sensor 8 and a detection circuit 10. A kicker operation amount control part 111 operates the scrap kicker 5 by an operation amount corresponding to the maximum crop length.
    • 要解决的问题:通过以适当的操作量操作废料踢枪,缩短排放尾料作物余量所需的时间。解决方案:钢板剪切装置包括用于将尾端作物落在剪切机上的废料捣碎器5 通过执行剪切后的钢板输送方向的下游侧的操作,在废料输送机上的叶片33。 该钢板剪切装置通过作物检测传感器8和检测电路10检测剪切下刀片33上的末端作物的钢板搬运方向上的最大作物长度。踢球操作量控制部111操作废料踢球 通过与最大作物长度对应的操作量。
    • 58. 发明专利
    • Metal plate joint device and metal plate joint method
    • 金属板接合装置和金属板接合方法
    • JP2014014864A
    • 2014-01-30
    • JP2012155930
    • 2012-07-11
    • Jfe Steel CorpJfeスチール株式会社
    • HINO YOSHIMICHIMIYAKE MASARUMORI KAZUYA
    • B21B15/00B21B1/26B21B45/00B23K20/00
    • PROBLEM TO BE SOLVED: To restrain rupture of a joint part of mutual metal plates, as a result of being capable of surely heating and joining mutual tip-tail end parts of a plurality of metal plates over its whole plate width.SOLUTION: The metal plate joint device 10 being one aspect of the present invention comprises an induction heating part 12, pressing parts 16 and 17 and a control part 18. The control part 18 controls the induction heating part 12 so as to inductively heat a tail end part of a preceding plate 4 and a tip part of a succeeding plate 5, opposed in a mutually separated state. The control part 18 also controls the pressing parts 16 and 17 so as to press the tail end part of the preceding plate 4 and the tip part of the succeeding plate 5 after induction heating. The control part 18 further controls the induction heating part 12 and the pressing parts 16 and 17 so as to inductively heat while further pressing the tail end part of the preceding plate 4 and the tip part of the succeeding plate 5 after pressing.
    • 要解决的问题:为了抑制互连金属板的接合部分的破裂,由于能够在整个板宽度上可靠地加热和接合多个金属板的相互的前尾端部。结果:金属 作为本发明的一个方面的板接合装置10包括感应加热部12,按压部16,17以及控制部18.控制部18控制感应加热部12,以感应加热 前板4和后续板5的尖端部分,以相互分离的状态相对。 控制部分18还控制按压部分16和17,以在感应加热之后按压前一板4的尾端部分和后续板5的末端部分。 控制部分18进一步控制感应加热部分12和按压部分16和17,以便在挤压之后进一步按压前一板4的尾端部分和后板5的末端部分进行感应加热。
    • 60. 发明专利
    • Product measurement position correction method and crop part shearing method for rolled steel plate
    • 滚动钢板的产品测量位置校正方法和作业部分剪切方法
    • JP2013099841A
    • 2013-05-23
    • JP2012228810
    • 2012-10-16
    • Jfe Steel CorpJfeスチール株式会社
    • KUGIYA JUNPEIHIRANO TAKAHIROHIRAMOTO AKIRASUZUKI HIDEYUKI
    • B23D36/00B21B15/00B21C51/00
    • PROBLEM TO BE SOLVED: To provide a product measurement position correction method and a crop part shearing method for a rolled steel plate, with additional information such as crop shape in addition to bending amount, a total length, and a total width of a steel plate taken into account.SOLUTION: The crop part shearing method for a rolled steel plate is characterized in that upon shearing a crop part by using the crop shape information of the rolled steep plate, an horn length is calculated from a valley position based on the crop measurement data of a planar shape meter, and a cutting position is set according to L-L=A (mm), L(mm) being a long horn length, L(mm) being a short horn length, the maximum value CLmax (mm) of a crop length limit, a minimum value CLmin (mm), and a margin α(mm) when the vicinity of the valley is sheared in crop conveyor equipment.
    • 要解决的问题:为了提供一种用于轧制钢板的产品测量位置校正方法和作物部件剪切方法,除了弯曲量,总长度和总宽度之外,还具有作物形状等附加信息 考虑到钢板。 解决方案:轧制钢板的裁剪部分剪切方法的特征在于,通过使用轧制陡峭板的作物形状信息剪切作物部分时,根据作物测量从谷位计算喇叭长度 平面形状计数器的数据和切割位置根据L 2 = A(mm)设定, L 1 (mm)是长喇叭长度,L 2 (mm)是短喇叭长度,最大值CLmax (mm),在谷物附近剪切作物输送机设备时的最小值CLmin(mm)和边缘α(mm)。 版权所有(C)2013,JPO&INPIT