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1. 发明专利

JP2013014841A Hot press molded article, method for producing same, and thin steel sheet for hot press molding 有权
标题翻译：热压成型品，其制造方法以及用于热压成型的薄钢板
公开(公告)号：JP2013014841A
公开(公告)日：2013-01-24
申请号：JP2012131417
申请日：2012-06-08
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： NAITO JUNYA , MURAKAMI TOSHIO , IKEDA CHIKAYUKI , OKITA KEISUKE
IPC分类号： C22C38/00 , B21D22/20 , C21D1/18 , C21D9/00 , C22C38/60
CPC分类号： B21D22/022 , B21D22/22 , B21D37/16 , C21D1/673 , C21D9/46 , C21D2211/002 , C21D2211/005 , C21D2211/008 , C22C38/001 , C22C38/002 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/08 , C22C38/12 , C22C38/14 , C22C38/16 , C22C38/18 , C22C38/20 , C22C38/22 , C22C38/28 , C22C38/32
摘要： PROBLEM TO BE SOLVED: To provide a hot press molded article in which the balance between strength and stretch can be controlled in an appropriate range, and high ductility is achieved.SOLUTION: The hot press molded article is obtained by molding a steel sheet using a hot press molding method, wherein the metal structure comprises 30-80 area% of ferrite, less than 30 area% (excluding 0 area%) of bainitic ferrite, not more than 30 area% (excluding 0 area%) of martensite, and 3-20 area% of remained austenite.
摘要翻译：要解决的问题：提供一种热压成型制品，其中强度和拉伸之间的平衡可以控制在适当的范围内，并且实现高延展性。解决方案：热压成型制品通过使用热压成型法成型钢板而获得，其中金属结构包括30-80面积％的铁素体，小于30面积％（不包括0面积％）的贝氏体铁素体，不大于30面积％（不包括0面积％）的马氏体，和3-20面积％的残余奥氏体。版权所有（C）2013，JPO＆INPIT

2. 发明专利

JP2012076102A Press-molded article and method for manufacturing the same 有权
标题翻译：压制品及其制造方法
公开(公告)号：JP2012076102A
公开(公告)日：2012-04-19
申请号：JP2010222942
申请日：2010-09-30
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： OKITA KEISUKE , NAITO JUNYA , IKEDA CHIKAYUKI
IPC分类号： B21D22/20 , B21D22/22
CPC分类号： B21D22/208 , B21D35/00 , B21D37/16 , C21D1/673 , C21D2211/005
摘要： PROBLEM TO BE SOLVED: To provide an effective method for manufacturing a press-molded article having good moldability enough to enable deep drawing, and also to provide the press-molded article.SOLUTION: When manufacturing the molded article by press-molding a thin steel plate using a punch and a die, the thin steel plate is heated to a Actransformation point or above and thereafter is cooled with a cooling rate equal to or more than a critical cooling rate where ferrite transformation is generated, molding is started from a temperature or below that is higher by 160°C than a temperature allowing bainite transformation to start.
摘要翻译：要解决的问题：提供一种制造具有良好成型性足以实现深冲压的压模制品的有效方法，并且还提供了压制成型品。解决方案：通过使用冲头和模具对薄钢板进行压制来制造模制品时，将薄钢板加热至Ac 3 相变点，或然后以等于或大于产生铁素体相变的临界冷却速率的冷却速度冷却，从与允许贝氏体转变开始的温度相比高于160℃的温度开始成型。版权所有（C）2012，JPO＆INPIT

3. 发明专利

JP2011020145A Device and method for controlling metal strip passing position 审中-公开
标题翻译：用于控制金属条带传送位置的装置和方法
公开(公告)号：JP2011020145A
公开(公告)日：2011-02-03
申请号：JP2009166978
申请日：2009-07-15
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： NAITO JUNYA , YAMADA TAKESHI , HIROSE JUN , YAMAMOTO SHINICHI
IPC分类号： B21B39/00 , B21C51/00 , C21D9/56 , C21D11/00
摘要： PROBLEM TO BE SOLVED: To provide a device and a method for controlling the metal strip passing position to correct any meandering of a metal strip which occurs when continuously passing the metal strip in a hair-pin shape in a re-heating furnace after the hardening in a continuous annealing line. SOLUTION: The deviation (ΔW) of a meandering steel strip 1 is detected by detectors 9, 10. Based on the predetermined correction command value according to the deviation (ΔW) detected by the detectors 9, 10, shaft parts are moved by jacks 7, 8 so that the shaft part 6 on the side on which the steel strip 1 is meandered (the right side of the paper) is relatively below the shaft part 6 on the other side (the left side of the paper). COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于控制金属带通过位置的装置和方法，以校正在再加热炉中连续通过发夹形状的金属带时发生的金属带的任何曲折在连续退火生产线中硬化后。解决方案：蜿蜒钢带1的偏差（ΔW）由检测器9,10检测。根据由检测器9,10检测出的偏差（ΔW）的预定校正指令值，轴部分移动通过千斤顶7,8，使得钢带1在其上弯曲的一侧（纸张的右侧）上的轴部分6相对在另一侧（纸张的左侧）上的轴部6下方。版权所有（C）2011，JPO＆INPIT

4. 发明专利

JP2013185246A Method for manufacturing press-molded product and the press-molded product 有权
标题翻译：用于制造压制产品和压制产品的方法
公开(公告)号：JP2013185246A
公开(公告)日：2013-09-19
申请号：JP2012053849
申请日：2012-03-09
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： MURAKAMI TOSHIO , HATAKE HIDEO , NAITO JUNYA , OKITA KEISUKE , IKEDA CHIKAYUKI
IPC分类号： C21D9/00 , B21D22/20 , B21D53/88 , C21D1/18 , C21D9/46 , C22C38/00 , C22C38/60
CPC分类号： C21D8/005 , B21D22/208 , B21D22/286 , B62D29/007 , C21D1/673 , C21D9/0068 , C21D2211/004 , C22C38/00 , C22C38/001 , C22C38/002 , C22C38/005 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/14 , C22C38/20 , C22C38/22 , C22C38/24 , C22C38/26 , C22C38/28 , C22C38/32 , C22C38/34 , C22C38/38
摘要： PROBLEM TO BE SOLVED: To provide a method that can yield a press-molded product capable of achieving a balance between high strength and elongation at a high level and is useful for obtaining the press-molded product, and to provide the press-molded product exerting such characteristic.SOLUTION: A method includes: heating a steel sheet for hot pressing to a temperature equal to or higher than Actransformation point but equal to or lower than 950°C; subsequently starting press molding; and holding the steel sheet for hot pressing at a bottom dead center and, while maintaining an average cooling rate of ≥20°C/sec, cooling the steel sheet for hot pressing to a temperature lower than the martensite transformation start temperature Ms within a die. Here, the steel sheet for hot pressing has a prescribed chemical composition, wherein the average circle equivalent diameter of Ti-containing precipitates contained in the steel sheet having a circle equivalent diameter of 30 nm is ≥3 nm, and the precipitated Ti content and the total Ti content in the steel satisfy the following relation (1): precipitated Ti content (mass%)-3.4[N]≥0.5×[total Ti content (mass%)-3.4[N]] (wherein [N] is the N content (mass%) in the steel).
摘要翻译：要解决的问题：提供能够产生能够在高强度和高伸长率之间达到平衡的压制成型产品的方法，并且可用于获得压制成型产品，并且提供压制成型品发挥这样的特征。解决方案：一种方法包括：将用于热压的钢板加热至等于或高于变形点但等于或低于950℃的温度; 随后开始冲压成型; 并且在下死点保持用于热压的钢板，并且在保持平均冷却速度≥20℃/秒的同时，将热压钢板冷却至低于模具内的马氏体相变开始温度Ms的温度。这里，热压用钢板具有规定的化学组成，其中，包含在圆当量直径为30nm的钢板中的含Ti析出物的平均当量直径为≥3nm，析出的Ti含量和钢中的总Ti含量满足以下关系式（1）：析出Ti含量（质量％）3.4 [N]≥0.5×[总Ti含量（质量％）-3.4 [N]]（式中，[N] 钢中的N含量（质量％））。

5. 发明专利

JP2013185242A Steel sheet for hot pressing, press-molded product and method for manufacturing the press-molded product 有权
标题翻译：用于热压，压制产品的钢板和用于制造压制产品的方法
公开(公告)号：JP2013185242A
公开(公告)日：2013-09-19
申请号：JP2012053844
申请日：2012-03-09
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： MURAKAMI TOSHIO , NAITO JUNYA , OKITA KEISUKE , IKEDA CHIKAYUKI
IPC分类号： C22C38/00 , B21D22/20 , C21D1/18 , C21D9/00 , C21D9/46 , C22C38/60
CPC分类号： C22C38/54 , B21D22/208 , B21D37/16 , C21D1/18 , C21D1/673 , C21D8/005 , C21D9/48 , C21D2211/001 , C21D2211/002 , C21D2211/004 , C21D2211/008 , C21D2221/00 , C21D2221/10 , C22C38/001 , C22C38/002 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/14 , C22C38/20 , C22C38/22 , C22C38/24 , C22C38/26 , C22C38/28 , C22C38/32 , C22C38/34 , C22C38/38 , C22C38/50 , C22C38/60
摘要： PROBLEM TO BE SOLVED: To provide a steel sheet for hot pressing which, when a uniform characteristic is required in a molded product, can yield a hot-press molded product capable of achieving a balance between high strength and elongation at a high level and, when regions corresponding to an impact-resistant part and an energy-absorbing part are required in a single molded product, is useful for obtaining a hot-press molded product capable of achieving a balance between high strength and elongation corresponding to each region at a high level.SOLUTION: A steel sheet for hot pressing has a prescribed chemical composition, wherein the average circle equivalent diameter of Ti-containing precipitates contained in the steel sheet having a circle equivalent diameter of ≤30 nm is ≥3 nm, the precipitated Ti content and the total Ti content in the steel satisfy the following relation (1): (precipitated Ti content (mass%))-3.4[N]>0.5×[(total Ti content (mass%))-3.4[N]] (wherein [N] is the N content (mass%) in the steel), and the total area fraction of bainite and martensite in the metallic structure is ≥80%.
摘要翻译：要解决的问题：提供一种用于热压的钢板，当在模制产品中需要均匀的特性时，可以产生能够在高水平上实现高强度和伸长率之间的平衡的热压成型产品，当在单个模制产品中需要与耐冲击部分和能量吸收部分相对应的区域时，可用于获得能够在高的高度和伸长率之间达到平衡的热压成型产品用于热压的钢板具有规定的化学组成，其中包含在圆当量直径≤30nm的钢板中的含Ti沉淀物的平均当量直径为≥3nm，析出的Ti含量钢中的总Ti含量满足以下关系式（1）（析出Ti含量（质量％））3.4 [N]> 0.5×[（总Ti含量（质量％）） - 3.4 [N]] 其中[N]是N 钢中的含量（质量％）），金属结构中的贝氏体和马氏体的总面积率为≥80％。

6. 发明专利

JP2013176803A Press-molded article, and method for manufacturing the same 审中-公开
标题翻译：压制品及其制造方法
公开(公告)号：JP2013176803A
公开(公告)日：2013-09-09
申请号：JP2013022940
申请日：2013-02-08
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： OKITA KEISUKE , IKEDA CHIKAYUKI , NAITO JUNYA
IPC分类号： B21D22/20 , B21D24/00 , B21D37/18 , B21D37/20
CPC分类号： B21D22/208 , B21D37/16
摘要： PROBLEM TO BE SOLVED: To provide a useful method for manufacturing a press-molded article having excellent formability at a level in which deep drawing is possible, and a press-molded article which can be obtained by the manufacturing method.SOLUTION: A steel sheet is press-molded to manufacture a press-molded article by using a metal mold having a punch and a die. After the steel sheet is heated to the temperature of equal to or higher than the Actransformation point, the steel sheet is cooled to the temperature ≤650°C, and its molding is started. The friction coefficient between the die and the steel sheet during the molding is ≤0.3.
摘要翻译：要解决的问题：提供一种制造具有优异成形性的可深加工水平的有用的方法和可以通过制造方法获得的压制成型制品。解决方案：钢板通过使用具有冲头和模具的金属模具来压制成型以制造压制制品。将钢板加热至变形点以上的温度后，将钢板冷却至≤650℃的温度，开始成型。成型时模具与钢板之间的摩擦系数≤0.3。

7. 发明专利

JP2013014842A Hot press molded article, method for producing same, and thin steel sheet for hot press molding 有权
标题翻译：热压成型品，其制造方法以及用于热压成型的薄钢板
公开(公告)号：JP2013014842A
公开(公告)日：2013-01-24
申请号：JP2012131418
申请日：2012-06-08
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： NAITO JUNYA , MURAKAMI TOSHIO , IKEDA CHIKAYUKI , OKITA KEISUKE
IPC分类号： C22C38/00 , B21D22/20 , B21D53/88 , C21D1/18 , C21D9/00 , C22C38/60
CPC分类号： B21D22/022 , B21D22/208 , B21D37/16 , C21D1/18 , C21D1/20 , C21D1/673 , C21D6/00 , C21D6/005 , C21D6/008 , C21D8/0426 , C21D8/0436 , C21D2211/001 , C21D2211/008 , C22C38/001 , C22C38/002 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/12 , C22C38/14 , C22C38/16 , C22C38/18 , C22C38/20 , C22C38/22 , C22C38/24 , C22C38/26 , C22C38/28 , C22C38/32
摘要： PROBLEM TO BE SOLVED: To provide a hot press molded article in which the balance between strength and stretch can be controlled in an appropriate range, and high ductility is achieved, a useful method for producing such a hot press molded article, and a thin steel sheet for hot press molding.SOLUTION: The hot press molded article is obtained by molding a thin steel sheet using a hot press molding method, wherein the metal structure includes individually 70-97 area% of bainitic ferrite, not more than 27 area% of martensite, and 3-20 area% of remained austenite, and comprises not more than 5 area% of remainder structure.
摘要翻译：要解决的问题：提供一种热压成型品，其中强度和拉伸之间的平衡可以控制在适当的范围内，并且实现高延展性，制造这种热压成型制品的有用方法，以及用于热压成型的薄钢板。解决方案：热压成型体通过使用热压成型法成型薄钢板而获得，其中金属结构单独地包含70-97面积％的贝氏体铁素体，不超过27面积％的马氏体，以及 3-20面积％的剩余奥氏体，并且包含不超过5面积％的剩余结构。版权所有（C）2013，JPO＆INPIT

8. 发明专利

JP2012237066A Hot press molded article, fabrication method therefor, and thin steel plate for hot press molding 有权
标题翻译：热压成型制品，其制造方法和用于热压成型的薄钢板
公开(公告)号：JP2012237066A
公开(公告)日：2012-12-06
申请号：JP2012103946
申请日：2012-04-27
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： NAITO JUNYA , MURAKAMI TOSHIO , IKEDA CHIKAYUKI , OKITA KEISUKE
IPC分类号： C22C38/00 , B21D22/20 , B21D53/88 , C21D1/18 , C21D9/00 , C22C38/06 , C22C38/58
CPC分类号： B21D22/208 , C21D1/673 , C21D2211/001 , C21D2211/002 , C21D2211/008 , C22C38/001 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/08 , C22C38/12 , C22C38/14 , C22C38/16 , C22C38/18 , C22C38/20 , C22C38/22 , C22C38/24 , C22C38/26 , C22C38/28 , C22C38/32 , C23C2/02 , C23C2/06 , C23C2/28 , C23C2/40
摘要： PROBLEM TO BE SOLVED: To provide a hot press molded article in which the balance between strength and elasticity is controlled so as to be within a suitable range and high ductility is obtained, a method for fabricating the hot press molded article, and a thin steel plate for hot press molding.SOLUTION: The hot press molded article is obtained by hot press molding of a thin steel plate, and is fabricated, on press molding of a thin steel plate having a metallographic structure including residual austenite at 3 to 20 bulk percent, and martensite or bainite at ≥80 bulk percent using a press molding die, the thin steel plate is heated to a temperature from an Atransformation point or more to (an Atransformation point×0.2 + an Atransformation point×0.8) or less, thereafter, molding is started, and the average cooling rate of ≥20°C/s is secured in the die during the molding.
摘要翻译：要解决的问题：提供一种将强度和弹性之间的平衡控制在适当范围内并获得高延展性的热压成型品，制造热压成型品的方法和用于热压成型的薄钢板。解决方案：热压成型制品通过热压成型薄钢板获得，并且在具有包括3至20体积％的残余奥氏体的金相组织的薄钢板的压制成型和马氏体或贝氏体以大于80体积％的比例使用压制成型模具，将薄钢板加热到从A c1 变换点以上的温度，以达到（A c1 变形点×0.2 + a A c3 变形点×0.8）以下，此后开始成型，平均冷却速度≥ 在成型期间将20℃/ s固定在模具中。版权所有（C）2013，JPO＆INPIT

9. 发明专利

JP2011184773A Continuous annealing apparatus, and method for suppressing corrugation deformation of metal sheet during quenching in the same 审中-公开
标题翻译：连续退火装置及其在金属淬火过程中抑制金属板的腐蚀变形的方法
公开(公告)号：JP2011184773A
公开(公告)日：2011-09-22
申请号：JP2010053380
申请日：2010-03-10
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： NAITO JUNYA , UMEI KENJI , YAMAMOTO SHINICHI
IPC分类号： C21D9/56 , C21D9/573
摘要： PROBLEM TO BE SOLVED: To provide a continuous annealing apparatus capable of suppressing corrugation deformation of a metal sheet generated during the quenching, and a method for suppressing corrugation deformation of the metal sheet during quenching in the same.
SOLUTION: In the continuous annealing apparatus having a quenching unit, bridle rolls 10, 11 as tension changing means capable of changing the tension in a steel sheet 4 subjected to the quenching process by the quenching unit are provided before and behind the quenching unit.
COPYRIGHT: (C)2011,JPO&INPIT

10. 发明专利

JP2010285665A Apparatus for passing metal strip and hearth roll 审中-公开
标题翻译：用于通过金属条和心脏滚子的装置
公开(公告)号：JP2010285665A
公开(公告)日：2010-12-24
申请号：JP2009141096
申请日：2009-06-12
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： YAMADA TAKESHI , NAITO JUNYA , HIROSE JUN , YAMAMOTO SHINICHI
IPC分类号： C21D9/56
摘要： PROBLEM TO BE SOLVED: To provide an apparatus for passing a metal strip, which can prevent meandering of the metal strip in a continuous annealing furnace and can also prevent occurrence of squeezing which is a deformation of the metal strip, and hearth rolls.
SOLUTION: In the apparatus for passing a metal strip, the metal strip 2 passes through a continuous annealing furnaces 3 in the longitudinal direction of the continuous annealing furnace 3 while being folded up and down. A pair of hearth rolls 1 for supporting the metal strip 2 are arranged at the folded part of the metal strip 2. Among the pair of the hearth rolls 1, one side in the axial direction of one of the hearth rolls 1 and the other side in the axial direction of the other one of the hearth rolls 1 are each provided with an inclined part 1a in which the diameter of the hearth roll is reduced towards the tip.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于通过金属带的装置，其可以防止在连续退火炉中蜿蜒的金属带，并且还可以防止发生作为金属带的变形的挤压，以及炉床辊。解决方案：在用于通过金属带的设备中，金属带2在连续退火炉3的纵向方向上通过连续退火炉3同时被折叠上下。在金属带2的折叠部分设置有用于支撑金属带2的一对炉床1。在一对炉床辊1中，一个炉床辊1的轴向一侧和另一侧在另一个炉床辊1的轴向方向上分别设置有倾斜部1a，其中炉底辊的直径朝向顶端减小。版权所有（C）2011，JPO＆INPIT

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