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    • 3. 发明申请
    • METHOD FOR DESIGNING MATERIAL TO BE SUBJECTED TO CYLINDER FORMING AND PRODUCT FORMED BY PERFORMING CYLINDER FORMING
    • 将材料设计成圆筒形成的方法和通过执行气缸成型形成的产品
    • US20130327116A1
    • 2013-12-12
    • US13994103
    • 2011-12-13
    • Mikito SutoKatsumi KojimaYusuke NakagawaMasaki TadaYoichi Tobiyama
    • Mikito SutoKatsumi KojimaYusuke NakagawaMasaki TadaYoichi Tobiyama
    • B21C37/06
    • B21C37/06B21D5/00B21D5/015B21D51/10
    • An object of the present invention is to provide a method for designing a metal material having mechanical properties with which a specified spring back angle can be achieved after any one of metal materials having a wide variety of mechanical properties and thicknesses has been formed by performing cylinder forming and a product formed by using the method. A method for designing a material to be subjected to cylinder forming, the method including, in the design of a metal material to be subjected to cylinder forming in which the metal material is formed by performing bending forming, calculating the yield strength YP, the Young's modulus E and the thickness t of the metal material so that a spring back angle Δθ becomes a specified value when cylinder forming is performed under conditions of a radius of curvature of bending r of 5 mm or more and a bending angle θ of 90 degrees or more and 180 degrees or less and designing the metal material so that the metal material has the calculated yield strength YP and Young's modulus E.
    • 本发明的目的是提供一种用于设计具有机械特性的金属材料的方法,在具有各种各样的机械性能和厚度的金属材料中的任何一种之后,通过执行圆柱体 形成和使用该方法形成的产品。 一种用于设计要进行圆筒形成的材料的方法,所述方法包括在设计要进行成形的金属材料,其中通过弯曲成形形成金属材料,计算屈服强度YP,杨氏 模量E和金属材料的厚度t,使得当在弯曲曲率半径为5mm以上且弯曲角度θ为90度的条件下进行气缸成形时,弹簧后视角Deltatheta变为规定值,或 多于180度或更小,并且设计金属材料,使得金属材料具有计算的屈服强度YP和杨氏模量E.
    • 4. 发明授权
    • Ironing method and ironing apparatus
    • 熨烫方法和熨烫设备
    • US09011609B2
    • 2015-04-21
    • US12934167
    • 2009-03-19
    • Yusuke NakagawaMasaki TadaKatsumi KojimaYasuhide OshimaHiroki Iwasa
    • Yusuke NakagawaMasaki TadaKatsumi KojimaYasuhide OshimaHiroki Iwasa
    • B21D22/20B21D22/28
    • B21D22/28B21D22/201
    • An ironing apparatus includes an ironing die and an ironing punch, an injection port for injecting gas or liquid to the metal plate at a high pressure to remove substance adhered to the metal plate therefrom, a suction port for sucking the adhered substance removed from the metal plate, and a protrusion mount portion with a protrusion for preventing dispersion of the gas or the liquid. An ironing method for ironing the metal plate having the single surface or both surfaces coated with the organic resin film includes the steps of injecting the gas or the liquid from the injection port to the metal plate at the high pressure to remove the adhered substance from the metal plate, and sucking and collecting the adhered substance removed from the metal plate from the suction port. The adhered substance such as the hair may be removed by the aforementioned invention.
    • 一种熨烫装置,包括熨烫模具和熨烫冲头,用于将气体或液体高压注入金属板的注入口,以除去附着在金属板上的物质,用于吸附从金属中除去的粘附物质的吸入口 板和具有突起的突起安装部分,用于防止气体或液体的分散。 用于熨烫具有涂覆有机树脂膜的单面或两面的金属板的熨烫方法包括以下步骤:将来自注射口的气体或液体以高压注入金属板,以从 金属板,并且从吸入口吸收和收集从金属板除去的粘附物质。 通过上述发明可以除去毛发等附着物。
    • 5. 发明申请
    • STEEL SHEET FOR CAN HAVING EXCELLENT SURFACE ROUGHENING RESISTANCE AND MANUFACTURING METHOD THEREOF
    • 具有优异表面粗糙度电阻的钢板及其制造方法
    • US20120255656A1
    • 2012-10-11
    • US13504844
    • 2010-10-26
    • Yusuke NakagawaMasaki TadaKatsumi KojimaHiroki Iwasa
    • Yusuke NakagawaMasaki TadaKatsumi KojimaHiroki Iwasa
    • C21D9/46C22C38/04C22C38/02C22C38/12C22C38/06
    • C21D8/0473C21D8/0405C21D8/0463C21D9/48C21D2211/005C21D2221/10C22C38/001C22C38/004C22C38/02C22C38/04C22C38/06C22C38/12
    • Provided is a steel sheet having excellent surface roughening resistance and a manufacturing method thereof. The steel sheet for cans contains 0.0040 to 0.01% C and 0.02 to 0.12% Nb. An average ferrite grain size in a cross section in the rolling direction in a region ranging from a surface layer of the steel sheet to a position ¼ of a sheet thickness away from the surface layer of the steel sheet is set to 7 μm or more and 10 μm or less, and the average ferrite grain size in a cross section in the rolling direction in a region ranging from the position ¼ of a sheet thickness away from the surface layer of the steel sheet to a sheet thickness center portion of the steel sheet is set to 15 μm or less. The average ferrite grain size in the cross section in the rolling direction in the region ranging from the surface layer of the steel sheet to the position ¼ of a sheet thickness away from the surface layer of the steel sheet is set smaller than the average ferrite grain size in the cross section in the rolling direction in a region ranging from the position ¼ sheet thickness away from the surface layer of the steel sheet to the sheet thickness center portion of the steel sheet. The steel sheet for cans is obtained by cooling a steel sheet at 50 to 100° C./s within 1 second after final finish rolling, is wound at 500° C. to 600° C., is subsequently subjected to pickling treatment, is subjected to cold rolling at a reduction rate of 90% or more, and is subjected to continuous annealing at a temperature of equal to more than a recrystallization temperature to 800° C. or below.
    • 本发明提供一种表面粗糙度优异的钢板及其制造方法。 罐用钢板含有0.0040〜0.01%的C和0.02〜0.12%的Nb。 在从钢板的表面层到远离钢板的表面层的片材厚度的1/4的区域中,轧制方向的横截面的平均铁素体晶粒尺寸设定为7μm以上, 在从钢板表层的片材厚度的位置¼到钢板的板厚中心部分的范围内的轧制方向的截面的平均铁素体晶粒尺寸为10μm以下, 设定为15μm以下。 在从钢板的表面层到远离钢板的表面层的板厚的1/4的区域中,轧制方向的横截面的平均铁素体晶粒尺寸被设定为小于平均铁素体晶粒 在从钢板的表面层到钢板的厚度中心部分的距离为1/4片材的区域中,在轧制方向的横截面中的尺寸。 用于罐头的钢板是通过在最终精轧后1秒内将50〜100℃/秒的钢板冷却,在500℃〜600℃下卷绕,然后进行酸洗处理, 以90%以上的还原率进行冷轧,在等于大于再结晶温度的温度下进行连续退火至800℃以下。
    • 8. 发明申请
    • IRONING METHOD AND IRONING APPARATUS
    • 熨烫方法和熨烫装置
    • US20110114128A1
    • 2011-05-19
    • US12934167
    • 2009-03-19
    • Yusuke NakagawaMasaki TadaKatsumi KojimaYasuhide OshimaHiroki Iwasa
    • Yusuke NakagawaMasaki TadaKatsumi KojimaYasuhide OshimaHiroki Iwasa
    • A47L5/14B08B5/04
    • B21D22/28B21D22/201
    • An ironing apparatus includes an ironing die and an ironing punch, an injection port for injecting gas or liquid to the metal plate at a high pressure to remove substance adhered to the metal plate therefrom, a suction port for sucking the adhered substance removed from the metal plate, and a protrusion mount portion with a protrusion for preventing dispersion of the gas or the liquid. An ironing method for ironing the metal plate having the single surface or both surfaces coated with the organic resin film includes the steps of injecting the gas or the liquid from the injection port to the metal plate at the high pressure to remove the adhered substance from the metal plate, and sucking and collecting the adhered substance removed from the metal plate from the suction port. The adhered substance such as the hair may be removed by the aforementioned invention.
    • 熨烫装置包括熨烫模具和熨烫冲头,用于将气体或液体高压注入金属板的注入口,以除去附着在金属板上的物质,用于吸附从金属中除去的附着物质的吸入口 板和具有突起的突起安装部分,用于防止气体或液体的分散。 用于熨烫具有涂覆有机树脂膜的单面或两面的金属板的熨烫方法包括以下步骤:将来自注射口的气体或液体以高压注入金属板,以从 金属板,并且从吸入口吸收和收集从金属板除去的粘附物质。 通过上述发明可以除去毛发等附着物。