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1. 发明专利

JP2010180428A High-strength quenched compact, and method for manufacturing the same 有权
标题翻译：高强度淬火紧固件及其制造方法
公开(公告)号：JP2010180428A
公开(公告)日：2010-08-19
申请号：JP2009022537
申请日：2009-02-03
申请人： Aisin Takaoka Ltd , Nippon Steel Corp , Toyota Motor Corp , アイシン高丘株式会社 , トヨタ自動車株式会社 , 新日本製鐵株式会社
发明人： KONDO MASAAKI , SUZUKI SHINICHI , TOMOKIYO TOSHIMASA , NISHIZAWA KOICHI , SUZUKI TAKAYUKI , ISHIGURO YUUKI , KAI HIDEYUKI
IPC分类号： C23C2/06 , B21D22/20 , C21D1/18 , C22C18/00 , C22C18/04 , C22C38/00 , C23C2/28
CPC分类号： C21D8/0278 , C21D1/673 , C21D2221/00 , C23C2/06 , C23C2/28
摘要： PROBLEM TO BE SOLVED: To provide a high-strength quenched compact excellent in corrosion resistance, workability and fatigue resistance so that the corrosion resistance and the workability of the quenched compact are equivalent to or above than those of a cold molding in a galvanized steel sheet, and to provide a method for manufacturing the high-strength quenched compact. SOLUTION: A galvanized steel sheet having a galvanized layer containing Al and Si of ≥0.15 mass% and 2 consisting of ≥5 mass% and ≤30 mass% Fe is contained on a surface of the steel sheet of the joint product after the quenching. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了提供耐腐蚀性，可加工性和耐疲劳性优异的高强度淬火压坯，使得淬火成型体的耐腐蚀性和加工性等同于或高于镀锌钢板，提供高强度淬火成形体的制造方法。解决方案：将具有≥0.15质量％且≤2质量％的Al和Si的镀锌层独立地或组合的镀锌钢板在等于或高于Ac3点和≤950℃的温度下部分加热，同时部分加热至≥500℃，低于Ac3点，开始冷却。冷却后的钢板≤730℃，≥500℃不用60秒，然后在上述温度范围内压制淬火，得到高强度部分≥1000MPa的接头产品，低强度部分在热冲压后的拉伸强度≤800MPa，在钢的表面含有Fe≥2质量％≤30质量％的≥30g/ m 2的 2 的相，淬火后接头产品的片材。版权所有（C）2010，JPO＆INPIT

2. 发明专利

JP2007182608A Method for manufacturing high-strength formed and quenched body superior in corrosion resistance and fatigue resistance, and manufacturing facility therefor 有权
标题翻译：制造高强度成形体和高温体系的耐腐蚀性和耐疲劳性的方法及其制造方法
公开(公告)号：JP2007182608A
公开(公告)日：2007-07-19
申请号：JP2006001562
申请日：2006-01-06
申请人： Aisin Takaoka Ltd , Nippon Steel Corp , アイシン高丘株式会社 , 新日本製鐵株式会社
发明人： SUZUKI SHINICHI , TOMOKIYO HISAMASA , SOMA HIDEJI , NAKAJIMA KATSUJI , OZAWA MASASHI , SUZUKI TAKAYUKI
IPC分类号： C23C2/28 , B21D22/20 , B21D24/00 , C21D1/00 , C21D1/18 , C21D1/76 , C22C18/04 , C22C38/00 , C22C38/54 , C23C2/06
摘要： PROBLEM TO BE SOLVED: To provide a method for manufacturing a high-strength formed and quenched body superior in corrosion resistance and fatigue resistance from a galvanized steel material, which has corrosion resistance after having been quenched equal to or better than that of a cold-formed article, and to provide a facility therefor.
SOLUTION: The galvanized steel material is provided with a galvanized layer containing either one or both of Al and Si in an amount of 0.15 mass% or more. The method for manufacturing the formed and quenched body comprises the steps of: heating the galvanized steel material to 800°C to 950°C in an oxidative atmosphere containing oxygen of 0.1 vol.% or more in a heating facility 1; then cooling it to 730°C to 500°C within 60 sec in a quenching facility 2; then forming it in a hot stamping facility 3; and quenching it. Thus formed and quenched body has a layer of 30 g/m
2 or more formed on the surface of the steel material, which contains Zn as a main component and 30 mass% or less Fe.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：解决的问题：提供一种用于制造由镀锌钢材制成的耐腐蚀性和耐疲劳性优异的高强度成形淬火体的方法，其在淬火后的耐腐蚀性等于或优于一种冷成型制品，并提供一种设备。解决方案：镀锌钢材具有含有0.15质量％以上的Al和Si中的一种或两种的镀锌层。制造成形淬火体的方法包括以下步骤：在加热设备1中，在含氧量为0.1体积％以上的氧化气氛中将镀锌钢材加热至800℃〜950℃; 然后在淬火设备2中在60秒内将其冷却至730℃至500℃; 然后在热冲压设备3中形成; 并淬火。这样形成和淬火的主体在钢材表面形成了含有Zn作为主要成分和30质量％以下的Fe的30g / m 2以上的层。版权所有（C）2007，JPO＆INPIT

3. 发明专利

JP2011117086A High-strength hardened body having excellent corrosion resistance and fatigue resistance 有权
标题翻译：具有优异耐腐蚀性和耐疲劳性的高强度硬化体
公开(公告)号：JP2011117086A
公开(公告)日：2011-06-16
申请号：JP2011060986
申请日：2011-03-18
申请人： Aisin Takaoka Ltd , Nippon Steel Corp , アイシン高丘株式会社 , 新日本製鐵株式会社
发明人： SUZUKI SHINICHI , TOMOKIYO TOSHIMASA , SOMA HIDEJI , NAKAJIMA KATSUJI , OZAWA MASASHI , SUZUKI TAKAYUKI
IPC分类号： C23C2/06
摘要： PROBLEM TO BE SOLVED: To provide a high-strength hardened body having excellent corrosion resistance and fatigue resistance in which the corrosion resistance of a hardened product is equivalent to or higher than that of a cold-formed product. SOLUTION: A galvanized steel is heated for hot stamp, and formed and hardened to form a high-strength hardened formed body. A galvanized layer consisting mainly of Zn, containing ≥0.15 mass% single Al having the galvannealing delay function and the easily oxidable function, and containing ≥9mass% and ≤30 mass% Fe measured by the following measuring method is formed by ≥30g/m 2 on a steel surface of the formed body after the hardening. In the method for measuring the concentration of Fe in the galvanized layer, the electrolysis is performed to a Γ layer at the point of large change to ≤-800 mVvs.SCE by the constant current electrolysis with a saturated calomel electrode being a reference electrode at 4mA/cm2 in aqueous solution of NH 4 Cl:150g/l, and the amount and the composition ratio of Fe and Zn are measured by ICP of the electrolyte. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种耐腐蚀性和耐疲劳性优异的高强度硬化体，其中硬化产物的耐腐蚀性等于或高于冷成型产品的耐腐蚀性。
解决方案：将镀锌钢加热进行热压，并形成并硬化以形成高强度硬化成形体。含有≥0.15质量％具有合金化延时功能的单一Al和容易氧化的功能的含有≥9质量％和≤30质量％Fe的由以下测量方法测量的Fe的镀锌层由≥30g/ m 硬化后的成形体的钢表面上的 2 。在镀锌层中Fe的浓度测定方法中，通过使用作为参考电极的饱和甘汞电极的恒流电解，在大变化点的〜Γ层进行电解，达到〜800mV·s·sec 4mA / cm 2的NH 4 SBI水溶液：150g / l，通过电解质ICP测量Fe和Zn的量和组成比。版权所有（C）2011，JPO＆INPIT

4. 发明专利

JP2009101378A Pressing device for die quenching technique 审中-公开
标题翻译：压力设备用于DIE淬火技术
公开(公告)号：JP2009101378A
公开(公告)日：2009-05-14
申请号：JP2007274730
申请日：2007-10-23
申请人： Aisin Takaoka Ltd , アイシン高丘株式会社
发明人： SUZUKI TAKAYUKI , TANAKA KOICHIRO
IPC分类号： B21D22/20 , B21D24/00 , B21D24/04 , C21D1/673
摘要： PROBLEM TO BE SOLVED: To provide a pressing device for a die quenching technique which can achieve improvement of dimensional accuracy of a product and produce a high quality product by avoiding partial contact of a steel material heated to a quenching temperature with a die, and preventing partial contraction of the steel material with a simple structure. SOLUTION: The pressing device for the die quenching technique is used for press-molding the steel material 10 heated to the quenching temperature by using an upper and lower pair of dice 2, 3 and quenching the material. On the upper face of the lower die 3, a plurality of protrusions 4 for placing the heated steel material 10 are provided on both sides of a press die 1 in the width direction thereof with intervals along the longitudinal direction. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于模具淬火技术的压制装置，其可以通过避免加热到淬火温度的钢材与模具的部分接触而实现产品的尺寸精度的提高并产生高质量的产品并且以简单的结构防止钢材的部分收缩。解决方案：用于模具淬火技术的压制装置用于通过使用上下一对模子2,3对加热到淬火温度的钢材10进行加压成型，并淬火该材料。在下模3的上表面上，在压模1的宽度方向的两侧，沿着长度方向间隔设置多个用于放置加热钢材10的突起4。版权所有（C）2009，JPO＆INPIT

5. 发明专利

JP2011184797A High strength hardened molded body having excellent corrosion resistance and fatigue resistance 审中-公开
标题翻译：具有优异耐腐蚀性和耐疲劳性的高强度硬化模体
公开(公告)号：JP2011184797A
公开(公告)日：2011-09-22
申请号：JP2011060987
申请日：2011-03-18
申请人： Aisin Takaoka Ltd , Nippon Steel Corp , アイシン高丘株式会社 , 新日本製鐵株式会社
发明人： SUZUKI SHINICHI , TOMOKIYO TOSHIMASA , SOMA HIDEJI , NAKAJIMA KATSUJI , OZAWA MASASHI , SUZUKI TAKAYUKI
IPC分类号： C23C2/06 , C21D1/18 , C21D9/00 , C22C38/00 , C22C38/58 , C23C2/28 , G01N21/73 , G01N27/62
摘要： PROBLEM TO BE SOLVED: To provide a high strength hardened molded body having excellent corrosion resistance and fatigue resistance, in which, in a zinc based plated steel, the corrosion resistance of a molded part after hardening is made equal to or above that of a cold-molded product. SOLUTION: The high strength hardened molded body is obtained by heating a zinc plated-base steel for hot stamping and performing molding and hardening, the surface of the steel of the molded body after the hardening is formed with a galvanizing layer essentially consisting of Zn, and in which the content of Fe is controlled to 9 to 30 mass% by ≥30g/m 2 according to the following measurement method; wherein electrolysis is performed to a Γ layer at a point remarkably changed to ≤-800 mVvs.SCE by constant current electrolysis with a saturated calomel electrode in 4mA/cm 2 as a reference electrode in an aqueous solution of NH 4 Cl: 150 g/l, and, in the electrolytic solution, the contents of Fe and Zn and a compositional ratio are measured by ICP. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供具有优异的耐腐蚀性和耐疲劳性的高强度硬化成型体，其中在锌基电镀钢中，将硬化后的成型部件的耐腐蚀性等于或高于的冷成型产品。解决方案：通过加热用于热冲压的镀锌基钢并进行模塑和硬化来获得高强度硬化的成型体，硬化后的成型体的钢的表面形成有基本上由的Zn，并且其中根据以下测量方法将Fe的含量控制在9-30质量％≥30g/ m 2 / SP>; 其中通过在饱和甘汞电极中以4mA / cm 2 SP / 2的恒定电流电解作为参考电极，在Γ层中对Γ层进行电解，作为参比电极 NH 3 SB：150g / l，并且在电解液中，通过ICP测量Fe和Zn的含量和组成比。版权所有（C）2011，JPO＆INPIT

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