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1. 发明专利

JP2011241535A Revolving frame of shovel 有权
标题翻译：改变鞋子的框架
公开(公告)号：JP2011241535A
公开(公告)日：2011-12-01
申请号：JP2010111795
申请日：2010-05-14
申请人： Kobe Steel Ltd , Kobelco Contstruction Machinery Ltd , コベルコ建機株式会社 , 株式会社神戸製鋼所
发明人： OKITA KEISUKE , YAMAGUCHI TAKUNORI
IPC分类号： E02F9/08
摘要： PROBLEM TO BE SOLVED: To provide a revolving frame of shovel having strength as well as rigidity that can enough support load working in excavation with a work attachment in spite of having a low weight, and providing necessary welded strength of a side structure and a base plate while reducing work burden on welding work.SOLUTION: A front side structure 14 of a revolving frame 2 comprises: a first supporting member 16 comprising a pipe section with a lower end welded to a base plate 12 on the front portion of a bearing 105; a second supporting member 18 comprising a pipe section with a lower end welded to the base plate 12 on the rear portion of the bearing 105, and with an upper end welded to the upper end portion of the first supporting member 16; a cylinder joint 20 which couples the first supporting member 16 with a cylinder 108 so that pressing force from the cylinder 108 is transmitted to the front portion of the bearing 105; and a boom joint 22 which couples the upper end of the first supporting member 16 with a boom 106a so that pulling force from the boom 106a is transmitted to the rear portion of the bearing 105.
摘要翻译：要解决的问题：为了提供具有强度和刚度的铲斗的旋转框架，尽管重量轻，但是具有足够的支撑工作在挖掘中的负载，并提供侧结构的必要的焊接强度和基板，同时减少焊接工作的工作负担。解决方案：旋转框架2的前侧结构14包括：第一支撑构件16，其包括管状部分，其下端焊接到轴承105的前部上的基板12; 第二支撑构件18，其包括具有下端焊接到轴承105的后部上的基板12的管段，并且具有焊接到第一支撑构件16的上端部的上端; 气缸接头20，其将第一支撑构件16与气缸108联接，使得来自气缸108的压力传递到轴承105的前部; 以及将第一支撑构件16的上端与吊杆106a联接的吊杆接头22，使得来自起重臂106a的拉力传递到轴承105的后部。版权所有（C）2012，JPO＆INPIT

2. 发明专利

JP2011017165A Turning frame 审中-公开
标题翻译：改装框架
公开(公告)号：JP2011017165A
公开(公告)日：2011-01-27
申请号：JP2009161776
申请日：2009-07-08
申请人： Kobe Steel Ltd , Kobelco Contstruction Machinery Ltd , コベルコ建機株式会社 , 株式会社神戸製鋼所
发明人： OKITA KEISUKE , YAMAGUCHI HIRONORI
IPC分类号： E02F9/08
摘要： PROBLEM TO BE SOLVED: To reduce weight while securing strength and rigidity; and to enhance the degree of freedom of layout of a piping member.SOLUTION: This revolving frame 1 includes a bottom plate 2, a pair of side plate 3, and a reinforcing member 6 which is welded to an inner surface of the bottom plate 2 and inner surfaces of the side plates 3. The reinforcing member 6 is disposed in such a manner as to cross the side plate 3 when seen from a direction perpendicular to the bottom plate 2, and arranged in such a manner that a threaded hole 2a, most adjacent to the side plate 3, among a plurality of threaded holes 2a for fixing the bottom plate 2 and a revolving bearing 10 is surrounded between the side plate 3 and the reinforcing member 6.
摘要翻译：要解决的问题：在确保强度和刚度的同时减轻重量; 并提高管道构件的布置自由度。解决方案：该回转框架1包括焊接到底板2的内表面的底板2，一对侧板3和加强构件6 和侧板3的内表面。当从垂直于底板2的方向观察时，加强构件6以与侧板3相交的方式设置，并且以这样的方式布置，使得螺纹孔2a，最靠近侧板3的多个用于固定底板2的螺纹孔2a和旋转轴承10被围绕在侧板3和加强件6之间。

3. 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

4. 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

5. 发明专利

JP2013194249A Hot-press molded article and method for producing the same 有权
标题翻译：热压成型品及其制造方法
公开(公告)号：JP2013194249A
公开(公告)日：2013-09-30
申请号：JP2012059448
申请日：2012-03-15
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： C21D8/0247 , B21D22/208 , B62D29/007 , C21D1/18 , C21D1/673 , C21D8/005 , C21D8/0221 , C21D2211/001 , C21D2211/002 , C21D2211/008 , C21D2221/00 , C22C38/001 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/28 , C22C38/32
摘要： PROBLEM TO BE SOLVED: To provide a hot-press molded article that has a region corresponding to a shock resistant site and an energy absorption site within a single molded article without applying a welding method, and can achieve a high level of a balance between strength and extension by respective regions, and a method useful for manufacturing the hot-press molded article.SOLUTION: A hot-press molded article has a first molded region exhibiting a metal structure of 80 to 97 area% of martensite and 3 to 20 area% of residual austenite respectively, the remaining structure being no greater than 5 area%, and a second molded region exhibiting a metal structure including 30 to 97 area% of annealed martensite or annealed bainite, 0 to 67 area% of still-quenched martensite, and 3 to 20 area% of residual austenite.
摘要翻译：要解决的问题：为了提供一种在不使用焊接方法的情况下具有对应于单个成型体内的抗冲击部位和能量吸收部位的区域的热压成型体，并且能够实现高强度和各区域的延伸，以及可用于制造热压成型体的方法。热塑成型体具有呈现金属结构为80〜97面积％的马氏体和3〜20面积％的第一成型区域，的残留奥氏体，剩余结构不大于5面积％，第二模制区域呈现退火马氏体或退火贝氏体的面积％为30-97％的金属结构，0-67面积％的仍为淬火的马氏体，以及 3〜20面积％的残余奥氏体。

6. 发明专利

JP2013185243A 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：JP2013185243A
公开(公告)日：2013-09-19
申请号：JP2012053845
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 , C21D1/673 , C21D8/0221 , C21D8/0247 , C21D9/00 , C21D9/46 , C21D2211/001 , C21D2211/002 , C21D2211/004 , C21D2211/008 , C21D2221/00 , 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 , C22C38/38 , 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 within 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 within a single molded product, is useful for obtaining a hot-press molded product that is capable of achieving a balance between high strength and elongation corresponding to each region at a high level and shows good softening-prevention property at HAZ.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 ≤6 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抗冲击部分和能量吸收部分相对应的区域时，可用于获得能够实现与各区域相对应的高强度和伸长率之间的平衡的热压成型产品高水平，在HAZ中具有良好的防软化性。解决方案：用于热压的钢板具有规定的化学组成，其中包含在具有圆当量直径≤3的钢板中的含Ti沉淀物的平均当量直径 30nm≤6nm，钢中析出的Ti含量和总Ti含量满足下列关系式（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]是钢中的N含量（质量％）），贝氏体和金属结构中的马氏体≥80％。

7. 发明专利

JP2012076100A Method of manufacturing press-formed article 有权
标题翻译：制造压制品的方法
公开(公告)号：JP2012076100A
公开(公告)日：2012-04-19
申请号：JP2010222938
申请日：2010-09-30
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： NAITO JUNYA , OKITA KEISUKE , IKEDA CHIKAYUKI
IPC分类号： B21D22/20 , B21D22/22
CPC分类号： B21D37/16 , B21D22/022 , B21D22/20 , B21D22/208 , B21D22/22 , B21D24/02 , B21D24/04
摘要： PROBLEM TO BE SOLVED: To provide a method of manufacturing a press-formed article which is excellent in formability to such a degree that the press-formed article can be deep-drawn without complicating die configuration and without bringing about troubles caused by the formation of scale, as necessary, on the surface of a steel sheet.SOLUTION: In the method of manufacturing a press-formed article, when manufacturing a formed article by press-forming a thin steel sheet 4 by using a punch 1 and a die 2, the press forming is started after the thin steel sheet 4 is heated to a temperature equal to or higher than the Actransformation point, and the thin steel sheet is formed in such a manner that temperature difference in the steel sheet is within 200°C when the thin steel sheet 4 has reached 1/3 of forming height.
摘要翻译：解决问题的方案：提供一种成型品制造方法，该成型品的成型性能使得压制成形品能够深度拉深而不会使模具结构复杂化，并且不会引起由根据需要在钢板的表面上形成氧化皮。解决方案：在制造压制成型制品的方法中，当通过使用冲头1和模具2来压制成形薄钢板4制造成形制品时，在薄钢板之后开始压制成形 4被加热到等于或高于Ac > 3 相变点的温度，并且薄钢板以这样的方式形成，使得钢板中的温度差在200 当薄钢板4达到成形高度的1/3时。版权所有（C）2012，JPO＆INPIT

8. 发明专利

JP2011106145A Revolving structure of construction machine 审中-公开
标题翻译：改造施工机械结构
公开(公告)号：JP2011106145A
公开(公告)日：2011-06-02
申请号：JP2009261350
申请日：2009-11-16
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： OKITA KEISUKE , YAMAGUCHI HIRONORI
IPC分类号： E02F9/12 , B66C23/84 , F16C19/16 , F16C35/067
摘要： PROBLEM TO BE SOLVED: To enhance the dynamic stability during travelling while reducing construction machine costs and improving fuel economy for a reduction in environmental loads.
SOLUTION: A reinforcing member 22 is used to control the deformation of the outer race 3 of a revolving bearing 5 vertically upward. The reinforcing member 22 is provided so that a boom cylinder 14 causing a boom 15 to rise and fall is positioned below a web 9 to which a boom cylinder is axially installed.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提高行驶过程中的动态稳定性，同时降低施工机器成本，提高燃油经济性，降低环境负荷。解决方案：加强构件22用于垂直向上控制旋转轴承5的外圈3的变形。加强构件22设置成使得起重臂15上升和下降的动臂缸14位于沿轴向安装动臂缸的腹板9的下方。版权所有（C）2011，JPO＆INPIT

9. 发明专利

JP2010174289A Quenching method preventing heat-treatment strain 审中-公开
标题翻译：预防热处理应变的方法
公开(公告)号：JP2010174289A
公开(公告)日：2010-08-12
申请号：JP2009016605
申请日：2009-01-28
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： OKITA KEISUKE , TSUTSUMI KAZUYUKI
IPC分类号： C21D1/18 , C21D9/32
摘要： PROBLEM TO BE SOLVED: To reduce a heat-treatment strain with proper intensity in easiness for cooling depending on a portion according to the shape of a member to be heat-treated without cooling the whole surfaces of the member to be heat-treated all at once.
SOLUTION: The quenching method preventing the heat-treatment strain includes a heat-transfer rate reducing means to a portion where the cooling is easily advanced and/or a heat-transfer rate promoting means to a portion where the cooling is delayed, for the quenching object members 11, 21, in order to prevent deformation caused by the heat-treatment strain and thus, the quenching treatment for the quenching object members 11, 21, is carried out. Especially, for the gear 11 having a projected protruding part 14 on the end-surface, the gear 11 is placed on a gear-placing basket provided with heat-shielding tools 15 fitted into the projected protruding parts 14 to carry out the quenching treatment.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了根据要被热处理的部件的形状的部分的冷却容易性来减少具有适当强度的热处理应变，而不会使被加热部件的整个表面冷却，一次处理。解决方案：防止热处理应变的淬火方法包括将冷却易于前进的部分和/或传热率促进装置的热传递速率降低装置延伸到冷却延迟的部分，对于淬火对象部件11,21，为了防止由热处理应变引起的变形，因此进行淬火对象部件11,21的淬火处理。特别地，对于在端面上具有突出的突出部分14的齿轮11，齿轮11被放置在设置有嵌入突出突出部14中的隔热工具15的齿轮放置篮上，以进行淬火处理。版权所有（C）2010，JPO＆INPIT

10. 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％））。

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