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    • 2. 发明专利
    • Apparatus and method for joining metal plate
    • 用于接合金属板的装置和方法
    • JP2014050852A
    • 2014-03-20
    • JP2012195238
    • 2012-09-05
    • Jfe Steel CorpJfeスチール株式会社
    • HINO YOSHIMICHIMIYAKE MASARUMORI KAZUYA
    • B21B15/00B21B1/26
    • PROBLEM TO BE SOLVED: To reliably heat and join the fore-and-aft ends of a plurality of metal plates with each other over the all plate width without being affected by oxides containing an easily oxidizable alloying element, and as a result, to suppress a break of a joining portion between metal plates.SOLUTION: A metal plate joining apparatus 10 as an embodiment of the invention includes an electric welding unit 16, pressing units 17, 18 and a control unit 19. The electric welding unit 16 feeds welding materials to the place between the fore-and-aft ends of a preceding plate 4 and a succeeding plate 5 after induction heating. The pressing units 17, 18 sandwich and press the welding materials between the fore-and-aft ends by the pressing of this fore-and-aft ends. The electric welding unit 16 heats and melts the welding materials by passing an electric current to the welding materials sandwiched in this way. The control unit 19 controls the pressing units 17, 18 so as to press and join the fore-and-aft ends after the induction heating, while sandwiching and pressing the welding materials between the fore-and-aft ends, during a period when at least the welding materials are heated and melted.
    • 要解决的问题:为了可靠地将多个金属板的前端彼此可靠地加热并连接在所有板宽上,而不受含有容易氧化的合金元素的氧化物的影响,结果抑制 金属板之间的接合部分的断裂。解决方案:作为本发明实施例的金属板接合装置10包括电焊单元16,按压单元17,18和控制单元19.电焊单元16将焊接材料 到感应加热后的前板4和后板5的前后端之间的位置。 按压单元17,18通过按压该前后端部来夹持并挤压前后两端的焊接材料。 电焊接单元16通过将电流通过这样夹着的焊接材料来加热和熔化焊接材料。 控制单元19控制按压单元17,18,以在感应加热之后按压和接合前后端头,同时在焊接材料在前后两端之间夹持和挤压焊接材料 焊接材料至少加热熔化。
    • 3. 发明专利
    • Die for reducing width of hot steel slab
    • 减少热钢板宽度的DIE
    • JP2011230190A
    • 2011-11-17
    • JP2011000026
    • 2011-01-04
    • Jfe Steel CorpJfeスチール株式会社
    • MIYAKE MASARUKIMURA YUKIO
    • B21J13/02B21B1/02B21J1/02
    • PROBLEM TO BE SOLVED: To provide a width-reducing die for a hot steel slab capable of enhancing the productivity of a hot rolling line, preventing the occurrence of any product surface defect attributable to a damage of a die, and considerably improving a die basic unit, by preventing any surface damage of the die of a plate width press device and considerably prolonging its lifetime.SOLUTION: The width-reducing die is installed opposite to the plate width direction of the hot steel slab, and intermittently executes the reduction of the hot steel slab in its plate width direction. The width-reducing die for the hot steel slab has a three-layer structure of an outer layer 1, an intermediate layer 2, and an inner layer 3 from a slab reduction surface, and a heat-resistant alloy is used for the outer layer 1.
    • 要解决的问题:为了提供能够提高热轧生产线的生产率的热钢板的宽度减小模具,防止由于模具的损坏引起的任何产品表面缺陷的发生,并且显着改善 模具基本单元,通过防止板宽压制装置的模具的任何表面损坏并显着延长其使用寿命。 解决方案:减速模具与热钢板的板宽度方向相反地安装,并且间歇地执行热钢板在其板宽度方向的减少。 用于热钢板的宽度减小模具具有来自板坯还原表面的外层1,中间层2和内层3的三层结构,并且耐热合金用于外层 1.版权所有(C)2012,JPO&INPIT
    • 4. 发明专利
    • Winding device and winding method of thick high-strength hot-rolled steel plate
    • 高强度热轧钢板的卷绕装置和卷绕方法
    • JP2010253483A
    • 2010-11-11
    • JP2009102727
    • 2009-04-21
    • Jfe Steel CorpJfeスチール株式会社
    • MIYAKE MASARUKIMURA YUKIOIWASAKI YOSHINORIAMINO KAZUFUMI
    • B21C47/06B21C47/24
    • PROBLEM TO BE SOLVED: To provide a winding device and a winding method by which a thick high-strength hot-rolled steel plate is wound into a coil in a state where winding slack and lift are reduced.
      SOLUTION: The winding device of the thick high-strength hot-rolled steel plate, includes a coiler device and a coil car for pulling the coil out of the coiler device, wherein the coil car 9 is provided with two cradle rollers 8, 8 for supporting the coil, which have the center axis in the parallel direction to the axial center direction of the coil and a means for making the interval L between the axial centers of two cradle rollers variable. The interval between the axial centers of two cradle rollers is set in accordance with a kind of steel, winding temperature, the weight of the coil, plate thickness and plate width.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种卷绕装置和卷绕方法,通过该卷绕装置和卷绕方法,在卷绕松弛和升程减小的状态下,厚的高强度热轧钢板卷绕到线圈中。 解决方案:厚型高强度热轧钢板的卷绕装置包括卷取装置和用于将线圈从卷取装置中拉出的线圈车,线圈车9设有两个支架辊8 8,用于支撑线圈,其具有与线圈的轴向中心方向平行的中心轴线,以及用于使两个支架辊轴的中心之间的间隔L可变的装置。 两个支架辊的轴心之间的间隔根据钢的种类,卷绕温度,线圈重量,板厚和板宽设定。 版权所有(C)2011,JPO&INPIT
    • 5. 发明专利
    • Method of winding and carrying away thick high-strength hot-rolled steel plate
    • 卷绕和承载厚度高的热轧钢板的方法
    • JP2010253482A
    • 2010-11-11
    • JP2009102726
    • 2009-04-21
    • Jfe Steel CorpJfeスチール株式会社
    • MIYAKE MASARUKIMURA YUKIOIWASAKI YOSHINORI
    • B21C47/24B21C47/26
    • PROBLEM TO BE SOLVED: To provide methods of winding and carrying away a thick high-strength hot-rolled steel plate, in which the thick high-strength hot-rolled steel plate is wound into a coil in the state where winding slack and lift are reduced with a coiler device, the coil is pulled out of the coiler without hindrance and the coil is carried away to the next stage after turning the coil into the state where springback deformation is reduced.
      SOLUTION: The coil is pulled out of the coiler without reducing the diameter of a mandrel when winding is finished after applying a processing where the neighborhood of the tail end of the outermost peripheral part of the coil in the state where the coil is held and restrained in the state where there is no winding slack. The coil is bound with one or a plurality of bands and, next, the cooling processing is applied rapidly to the outer peripheral part of the coil with a cooling unit.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:为了提供卷取和携带厚厚的高强度热轧钢板的方法,其中厚的高强度热轧钢板在卷绕松弛的状态下卷绕成线圈 并且利用卷取装置减小升程,线圈从卷取机中被拉出而不受妨碍,并且在将线圈转动到回弹变形减小的状态之后,线圈被带走到下一阶段。 解决方案:线圈在卷绕完成后,不会减小心轴的直径,而是在线圈处于状态的线圈的最外周部分的尾端附近 在没有卷绕松弛的状态下举行和限制。 线圈与一个或多个带束缚,接下来,利用冷却单元将冷却处理快速地施加到线圈的外周部分。 版权所有(C)2011,JPO&INPIT
    • 6. 发明专利
    • Method of coiling thick high-strength hot-rolled steel sheet
    • 卷取高强度热轧钢板的方法
    • JP2010162592A
    • 2010-07-29
    • JP2009008804
    • 2009-01-19
    • Jfe Steel CorpJfeスチール株式会社
    • MIYAKE MASARUYAMAGUCHI SHINYAHIRUTA TOSHIKI
    • B21C47/02B21C47/06
    • PROBLEM TO BE SOLVED: To provide a method of coiling a high-strength hot-rolled steel sheet, by which the thick high-strength hot-rolled steel sheet is coiled tightly and stably without loosening a coil on a mandrel. SOLUTION: When coiling the thick high-strength hot-rolled steel sheet from the nose part to the tail end into a coil shape, the hot-rolled steel sheet is pressed with a plurality of wrapper rolls which are arranged on the outer periphery of a mandrel and also after the nose part of the hot-rolled steel sheet is completed to coil around the mandrel, speed control is performed so that the circumferential speed of all the wrapper rolls is slowed down to the tail end compared with the coiling speed of the hot-rolled steel sheet. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种卷取高强度热轧钢板的方法,通过该方法使厚的高强度热轧钢板卷绕得紧紧而稳定,而不会使心轴上的线圈松动。 解决方案:当厚厚的高强度热轧钢板从鼻部到尾端卷成线圈形时,热轧钢板被压制成多个包装辊,它们布置在外部 心轴的周边,并且在热轧钢板的前端部分完成卷绕心轴之后,执行速度控制,使得与卷绕相比,所有卷绕辊的圆周速度减慢到尾端 热轧钢板的速度。 版权所有(C)2010,JPO&INPIT
    • 7. 发明专利
    • Method of winding/pulling out thick high-strength hot-rolled steel sheet coil and device for winding the coil
    • 卷取/拉出厚度高的热轧钢板线圈的方法和用于卷绕线圈的装置
    • JP2010155270A
    • 2010-07-15
    • JP2008335450
    • 2008-12-27
    • Jfe Steel CorpJfeスチール株式会社
    • YAMAGUCHI SHINYAMIYAKE MASARUHIRUTA TOSHIKI
    • B21C47/02B21C47/24B21C47/28
    • PROBLEM TO BE SOLVED: To provide a method of winding/pulling out a thick high-strength hot-rolled steel sheet coil and a device for winding the coil by which the coil of the thick high-strength hot-rolled steel sheet after winding is pulled out of a coiler housing stably by suppressing the loosing of a coil due to springback and preventing the coil from instabilizing while conveying it to the banding device at the next stage. SOLUTION: After winding the thick high-strength hot-rolled steel sheet into a coil 10 with a winding device and completing winding so as to situate the tail end of the steel sheet on the downside of the coil, the coil is pulled out by pulling out of the coiler housing 11 together with a coil truck 9 by extending a mandrel in the state that the mandrel 7 is inserted into the coil and without contracting the diameter of the mandrel 7 and transferred to the banding device 12. The mandrel of the winding device has a spline shaft 15, for example, is made extendable and contractable in the axial direction and the coil is transferred to the banding device by extending the mandrel in the axial direction. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种卷取/拉出厚的高强度热轧钢板卷材的方法和用于卷绕线圈的装置,通过该装置将厚的高强度热轧钢板卷材 通过抑制由于回弹引起的线圈松动而使线圈从卷取机外壳稳定地拉出,并且防止线圈在下一阶段将其输送到带状装置时不稳定。 解决方案:将厚厚的高强度热轧钢板卷绕到具有卷绕装置的线圈10中并完成绕组,以将钢板的尾端定位在线圈的下侧,线圈被拉 通过在心轴7插入线圈中并且不收缩心轴7的直径并转移到带状装置12的状态下延伸心轴,通过从线圈卡车9拉出卷取机壳体11。 绕线装置具有例如在轴向方向上可延伸和收缩的花键轴15,并且通过沿心轴方向延伸心轴将线圈转移到带状装置。 版权所有(C)2010,JPO&INPIT
    • 8. 发明专利
    • Method of preventing buckling in edging press
    • 防止压力冲压的方法
    • JP2010110786A
    • 2010-05-20
    • JP2008284942
    • 2008-11-06
    • Jfe Steel CorpJfeスチール株式会社
    • MIYAKE MASARUYAZAKI TAKUOHIRUTA TOSHIKI
    • B21B1/02
    • PROBLEM TO BE SOLVED: To provide a method of preventing buckling in an edging press by which edging is stably permitted by preventing the buckling of a hot slab in the edging (edging press) of the hot slab with a width press device. SOLUTION: When edging the hot slab 2 with the width press device (dies 1a, 1b) intermittently, a Gap setting value G between upper and lower buckling restraining rolls 3, 4 which are arranged in the vicinity of the center of the plate width of the hot slab 2 is set to be larger than a value (H+ΔH) wherein a thickening quantity ΔH which is generated by edging is added to the initial value H of the slab. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种通过防止在具有宽度压制装置的热板坯的边缘(边缘压边)中的热板坯弯曲而稳定地允许边缘的边缘压边中的弯曲的方法。 解决方案:当间歇地用宽幅压机(模具1a,1b)对热板坯2进行边缘切割时,上下屈曲抑制辊3,4之间的间隙设定值G位于 热板坯2的板宽设定为大于通过边缘产生的增厚量ΔH与坯料的初始值H相加的值(H +ΔH)。 版权所有(C)2010,JPO&INPIT
    • 9. 发明专利
    • Die for and method of edging hot slab
    • 用于加热热板的方法和方法
    • JP2009190049A
    • 2009-08-27
    • JP2008031404
    • 2008-02-13
    • Jfe Steel CorpJfeスチール株式会社
    • MIYAKE MASARUYAZAKI TAKUOHIRUTA TOSHIKI
    • B21B15/00B21B1/02
    • PROBLEM TO BE SOLVED: To provide a die for and a method of edging a hot slab by which stable edging is made possible by preventing slip in the edging of the hot slab with an width press apparatus (edging apparatus).
      SOLUTION: The die 20 for edging includes a first inclined part 1 where includes a die parallel-part 4 which is parallel to the side face of the hot slab 13 and expanded at an inclined angle α
      1 continuing to the die parallel-part 4, a first intermediate parallel part 5 where is continued to the first inclined part 1, a second inclined part 2 which is continued to the first intermediate part 5 and expanded at an inclined angle α
      2 , a second intermediate parallel part 6 where is continued to the second inclined part 2 and a third inclined part 3 where is continued to the second intermediate parallel part 6 and expanded at an inclined angle α
      3 .
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种用于通过宽幅冲压装置(磨边装置)防止热板坯磨边而导致热板坯加工成型的模具和方法。 解决方案:用于边缘的模具20包括第一倾斜部分1,其包括平行于热板坯13的侧面并且以倾斜角α 1 SB扩张的模具平行部分4 >连续到模具平行部分4的第一中间平行部分5,其连续到第一倾斜部分1;第二倾斜部分2,其连续到第一中间部分5并以倾斜角度α 2 ,连续到第二倾斜部分2的第二中间平行部分6和连续到第二中间平行部分6并以倾斜角α3扩展的第三倾斜部分3, SB>。 版权所有(C)2009,JPO&INPIT