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1. 发明专利

JP2005142522A Soft magnetic material, method of manufacturing same, and dust core 审中-公开
标题翻译：软磁材料，制造方法和粉芯
公开(公告)号：JP2005142522A
公开(公告)日：2005-06-02
申请号：JP2004024256
申请日：2004-01-30
申请人： Sumitomo Denko Shoketsu Gokin Kk , Sumitomo Electric Ind Ltd , 住友電工焼結合金株式会社 , 住友電気工業株式会社
发明人： TOYODA HARUHISA , IGARASHI NAOTO , NISHIOKA TAKAO
IPC分类号： B22F1/00 , B22F1/02 , B22F3/00 , B22F3/02 , H01F1/20 , H01F1/24 , H01F1/33
摘要： PROBLEM TO BE SOLVED: To provide a method of manufacturing a soft magnetic material that can obtain desired magnetic characteristics, and to provide a soft magnetic material and a dust core. SOLUTION: The method of manufacturing a soft magnetic material includes a process of performing a first heat treatment on magnetic metallic particles 10 at a temperature of ≥400°C and COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种制造可获得所需磁特性的软磁性材料的制造方法，并提供软磁性材料和压粉芯。解决方案：制造软磁性材料的方法包括在≥400℃和<900℃的温度下对磁性金属颗粒10进行第一次热处理的工艺，形成多个复合磁性磁性金属颗粒10被绝缘涂膜20包围的颗粒30，以及通过压制多个复合磁性颗粒30形成模塑体的工艺。（C）2005，JPO＆NCIPI

2. 发明专利

JP2005095939A Powder molding method 审中-公开
标题翻译：粉末成型方法
公开(公告)号：JP2005095939A
公开(公告)日：2005-04-14
申请号：JP2003333456
申请日：2003-09-25
申请人： Sumitomo Denko Shoketsu Gokin Kk , Sumitomo Electric Ind Ltd , 住友電工焼結合金株式会社 , 住友電気工業株式会社
发明人： HIROSE KAZUHIRO , NISHIOKA TAKAO , TOYODA HARUHISA
IPC分类号： B30B11/00 , B22F3/02 , B22F3/035 , B30B15/00
CPC分类号： B30B15/0011
摘要： PROBLEM TO BE SOLVED: To provide a powder molding method by which good lubricity is attained when performing pressure molding and also moldings in a desired state are molded.
SOLUTION: This powder molding method comprises a stage where a die lubricant 21 is jetted and the die lubricant 21 is stuck to the inside wall 3 of a heated mold device 1 and a stage where the molding is molded by filling the molding powder in the mold device 1 and pressing and molding the molding powder. The particle size of the die lubricant 21 is substantially only in the range of 20-120 μm.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种在进行加压成型时获得良好的润滑性的粉末成型方法，并且模制成所需状态的模制品。解决方案：该粉末成型方法包括喷射模具润滑剂21并且模具润滑剂21粘附到加热的模具装置1的内壁3的阶段和通过填充模制粉末来模制模制的阶段在模具装置1中并压制和模制成型粉末。模具润滑剂21的粒径基本上仅在20-120μm的范围内。版权所有（C）2005，JPO＆NCIPI

3. 发明专利

JP2012004551A Dust core, and method of manufacturing the same 有权
标题翻译： DUST CORE及其制造方法
公开(公告)号：JP2012004551A
公开(公告)日：2012-01-05
申请号：JP2011109774
申请日：2011-05-16
申请人： Sumitomo Denko Shoketsu Gokin Kk , Sumitomo Electric Ind Ltd , 住友電工焼結合金株式会社 , 住友電気工業株式会社
发明人： UENO TOMOYUKI , NISHIOKA TAKAO
IPC分类号： H01F1/24 , B22F1/02 , B22F3/24 , C22C33/02 , C25D9/06 , H01F27/255 , H01F41/02
CPC分类号： H01F1/24 , H01F3/08 , H01F27/255 , H01F41/0246
摘要： PROBLEM TO BE SOLVED: To provide a dust core capable of securing insulation between soft magnetic particles on a ground surface in the grinding process of the surface of a heat treated compact.SOLUTION: The method of manufacturing the dust core includes a preparation process to prepare the heat treated compact 100 by applying compression molding to soft magnetic particles having insulation coating and heating an obtained powder compact to a prescribed temperature, and a machining process to remove a part of the heat treated compact 100 by a machining tool 2. The machining process is carried out using the heat treated compact 100 as an anode, and using the machining tool 2 for machining the heat treated compact 100 or a first counter electrode 5 made to face the machining tool 2 with a space kept from the tool as a cathode, while energizing the anode and the cathode with a conductive liquid 7L interposed between them. By this energization, bridge portions connecting the soft magnetic particles adjacent to each other is removed from the machined surface of the heat treated compact 100.
摘要翻译：要解决的问题：提供一种在热处理压块的表面的研磨过程中能够确保地面上的软磁性颗粒之间的绝缘的防尘芯。解决方案：制备粉尘芯的方法包括通过对具有绝缘涂层的软磁性颗粒进行压缩成型并将获得的粉末压块加热至规定温度来制备热处理压块100的制备方法，以及加工过程通过加工工具2去除一部分经热处理的压坯100.使用热处理压块100作为阳极，并使用加工工具2来加工热处理压块100或第一对置电极5 以与作为阴极的工具保持的空间面对加工工具2，同时用介于它们之间的导电液体7L激励阳极和阴极。通过这种激励，将连接彼此相邻的软磁性颗粒的桥接部分从热处理压块100的加工表面去除。版权所有：（C）2012，JPO＆INPIT

4. 发明专利

JP2006097130A Method for forming powder in powder metallurgy and method for producing sintered parts 有权
标题翻译：用于在粉末冶金中形成粉末的方法和用于生产烧结部件的方法
公开(公告)号：JP2006097130A
公开(公告)日：2006-04-13
申请号：JP2005251987
申请日：2005-08-31
申请人： Nof Corp , Sumitomo Denko Shoketsu Gokin Kk , Sumitomo Electric Ind Ltd , 住友電工焼結合金株式会社 , 住友電気工業株式会社 , 日本油脂株式会社
发明人： TOKUOKA TERUKAZU , HIROSE KAZUHIRO , NISHIOKA TAKAO , HANADA MASAZUMI , SAWADA KOHEI
IPC分类号： B22F3/02 , C10M105/32 , C10M109/00 , C10M129/26 , C10M133/16 , C10M149/18 , C10N20/00 , C10N30/06 , C10N40/24
摘要： PROBLEM TO BE SOLVED: To provide a method for forming powder in powder metallurgy and a method for producing sintered parts by which a sintered portion having a complicated shape, good surface characteristics and high density can be formed with ease, and to provide a method for producing sintered parts.
SOLUTION: At least one type of solid ester wax 2 is added to an iron-based powder 1 for powder metallurgy, to obtain a mixed powder 3. The mixed powder 3 is molded. The ester wax 2 has a melting point of 100°C or less and the ester wax 2 is added in an amount in the range of 0.02 to 0.6 mass%. The temperature of a mold in the molding is set at a temperature from (the melting point of the ester wax 2+10°C) to 200°C, thus the wax 2 is liquefied, and the liquefied wax is bled out to the surface of the mold in the molding.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：待解决的问题：提供一种粉末冶金中的粉末形成方法和一种烧结部件的制造方法，通过该方法可以容易地形成具有复杂形状，良好的表面特性和高密度的烧结部分，并且提供烧结部件的制造方法。解决方案：将至少一种类型的固体酯蜡2加入到用于粉末冶金的铁基粉末1中，以获得混合粉末3.模制混合粉末3。酯蜡2的熔点为100℃以下，酯蜡2的添加量为0.02〜0.6质量％。将成型体中的模具的温度设定为（酯蜡2 + 10℃的熔点）至200℃的温度，从而使蜡2液化，将液化的蜡排出到表面的模具在模制中。版权所有（C）2006，JPO＆NCIPI

5. 发明专利

JP2010253486A Metal member joining method 审中-公开
标题翻译：金属会员接合方法
公开(公告)号：JP2010253486A
公开(公告)日：2010-11-11
申请号：JP2009103464
申请日：2009-04-21
申请人： Sumitomo Electric Ind Ltd , Sumitomo Electric Sintered Alloy Ltd , 住友電工焼結合金株式会社 , 住友電気工業株式会社
发明人： TOKUOKA TERUKAZU , NISHIOKA TAKAO , MAEDA TORU , SHIMADA YOSHIYUKI , MATSUNUMA KENJI
IPC分类号： B23K20/12
摘要： PROBLEM TO BE SOLVED: To provide a metal member joining method capable of reducing the work for removing burrs after the joining, and a metal member joined by the joining method.
SOLUTION: In the joining method, a metal bar 10 is press-inserted in a circular hole formed in a metal piece 20 while the metal bar is relatively rotated, and the metal piece 20 and the metal bar 10 are joined by the friction pressure welding. A plurality of projection parts 11 are provided in a joining area to the circular hole in the metal bar 10, along the axial direction of the metal bar 10. Each projection part 11 has a surface 12 orthogonal to the axial direction of the metal bar 10, and an inclined surface to be tapered from the front side to the rear side of the advancing direction to the circular hole in the metal bar 10. Each projection part is an annular body continuous along the circumferential direction of the metal bar 10. An excessive constitution material of the metal piece 20 formed in a joined part is joined while being pressed in the advancing direction of the metal bar 10 by the orthogonal surface 12 of the projection part 11, and generation of burrs 250 is suppressed thereby.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够减少接合后的毛刺的除去作业的金属构件接合方法以及通过接合方法接合的金属构件。解决方案：在接合方法中，金属棒10被压入插入形成在金属片20中的圆形孔中，同时金属棒相对旋转，并且金属片20和金属棒10通过摩擦压力焊接。多个突起部11沿金属棒10的轴向设置在与金属棒10的圆形孔的接合区域中。每个突出部11具有与金属棒10的轴向正交的表面12 ，以及从前进方向的前侧到后侧至金属棒10的圆形孔的倾斜面。每个突出部是沿着金属棒10的圆周方向连续的环状体。形成在接合部分的金属片20的构成材料通过突出部11的正交表面12在金属棒10的前进方向上被按压而被接合，从而抑制毛刺250的产生。版权所有（C）2011，JPO＆INPIT

6. 发明专利

JP2009295991A Method of manufacturing pressed powder magnetic core 有权
标题翻译：制造压片式磁芯的方法
公开(公告)号：JP2009295991A
公开(公告)日：2009-12-17
申请号：JP2009167003
申请日：2009-07-15
申请人： Denso Corp , Sumitomo Electric Ind Ltd , Sumitomo Electric Sintered Alloy Ltd , 住友電工焼結合金株式会社 , 住友電気工業株式会社 , 株式会社デンソー
发明人： IGARASHI NAOTO , NISHIOKA TAKAO , SHIMADA YOSHIYUKI , AKAO TAKESHI
IPC分类号： H01F41/02 , B22F1/00 , B22F1/02 , B22F3/00 , B22F3/02 , B22F3/24 , H01F1/26 , H01F1/33
摘要： PROBLEM TO BE SOLVED: To provide a soft magnetic material and a pressed powder magnetic core excellent in transverse strength even at high temperatures. SOLUTION: The soft magnetic material includes: a plurality of composite magnetic particles 30 having a metal magnetic particle 10 and an insulating film 20 surrounding the surface of the metal magnetic particle 10; an aromatic polyether ketone resin 40; and a microparticulate metal soap having an average particle size of 2.0 μm or less and/or an inorganic lubricant 50 having a hexagonal crystal structure. The insulating film 20 contains a phosphate. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：即使在高温下也提供横向强度优异的软磁性材料和压制粉末磁芯。软磁性材料包括：具有金属磁性颗粒10的多个复合磁性颗粒30和围绕金属磁性颗粒10的表面的绝缘膜20; 芳香族聚醚酮树脂40; 和平均粒径为2.0μm以下的微粒金属皂和/或具有六方晶系结构的无机润滑剂50。绝缘膜20含有磷酸盐。版权所有（C）2010，JPO＆INPIT

7. 发明专利

JP2008022617A Stator and its manufacturing method 审中-公开
标题翻译：定子及其制造方法
公开(公告)号：JP2008022617A
公开(公告)日：2008-01-31
申请号：JP2006191187
申请日：2006-07-12
申请人： Sumitomo Electric Ind Ltd , 住友電気工業株式会社
发明人： YOSHIKAWA KOHEI , NISHIOKA TAKAO
IPC分类号： H02K1/18 , H02K15/02
摘要： PROBLEM TO BE SOLVED: To enhance motor characteristics by enhancing circularity of the inside diameter of a stator when a ringlike stator is formed by arranging split stator cores annularly and then tightening them.
SOLUTION: In the stator of a motor with split stator cores arranged therein annularly, each split core has a back yoke portion and a teeth portion projecting inward of the stator from the back yoke portion wherein the back york portions of adjoining split stator cores are bonded each other at a bonding end face, i.e. the end face in the circumferential direction of stator at the back york portion of each split stator core. The back york portions of adjoining split stator cores are bonded each other, the back york portion of at least one set of split stator cores has a trapezoidal shape in the axial direction of motor, first split core and second split core where the opposing short side and long side of a trapezoid at the back yoke portion are reversed are arranged alternately, and the sides of the adjoining trapezoidal split cores inclining reversely are bonded each other.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：通过环形地布置分开的定子铁心然后紧固它们来形成环形定子时，通过增强定子的内径的圆度来提高电动机特性。解决方案：在具有分开的定子铁芯的电动机的定子中环形地布置，每个分裂铁心具有后轭部分和从后轭部分向内突出定位的齿部分，其中相邻分流定子的后部芯部在接合端面即每个分割定子芯的后部的定子的圆周方向上的端面彼此接合。相邻的分割式定子铁芯的后方约束部彼此接合，至少一组分裂定子铁心的后方约束部分在电动机的轴向方向上呈梯形，第一分裂铁心和第二分体铁芯的相对的短边并且在背轭部分的梯形的长边反向布置，并且相邻倾斜的相邻的梯形分裂磁芯的侧面彼此接合。版权所有（C）2008，JPO＆INPIT

8. 发明专利

JP2007129045A Soft magnetic material and dust magnetic core manufactured using the same 有权
标题翻译：软磁材料和使用它的制造磁粉芯
公开(公告)号：JP2007129045A
公开(公告)日：2007-05-24
申请号：JP2005319974
申请日：2005-11-02
申请人： Sumitomo Electric Ind Ltd , 住友電気工業株式会社
发明人： MAEDA TORU , MOCHIDA YASUSHI , NISHIOKA TAKAO
IPC分类号： H01F1/26 , B22F1/02 , H01F27/255
CPC分类号： H01F1/26 , B22F1/0062 , B22F2998/10 , H01F1/24 , H01F3/08 , H01F41/0246 , Y10T428/2991 , B22F9/082 , B22F1/0059
摘要： PROBLEM TO BE SOLVED: To provide soft magnetic material capable of reducing eddy current loss as well as acquiring a formed object of high strength, and to provide a dust magnetic core manufactured by using the soft magnetic material. SOLUTION: The soft magnetic material is provided with two or more compound magnetic particles 30 comprising metal magnetic particles 10 and an insulating film 20 for covering the metal magnetic particles 10. Each of the two or more compound magnetic particles 30 has the ratio R m/c of the maximum diameter to equivalent circle diameter between 1.35 and 1.15. The insulating film 20 consists of thermosetting organic matters, and the pencil hardness is 5H or more after heat hardening. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供能够减少涡流损耗的软磁性材料以及获得高强度的成形物体，并提供通过使用软磁性材料制造的灰尘磁芯。解决方案：软磁性材料设置有两个或更多个复合磁性颗粒30，其包括金属磁性颗粒10和用于覆盖金属磁性颗粒10的绝缘膜20.两个或更多个复合磁性颗粒30中的每一个具有比例最大直径的R SB / m / c 与当量圆直径在1.35和1.15之间。绝缘膜20由热固性有机物组成，热硬化后的铅笔硬度为5H以上。版权所有（C）2007，JPO＆INPIT

9. 发明专利

JP2007116093A Soft magnetic material, method of manufacturing same, and method of manufacturing dust core 审中-公开
标题翻译：软磁材料及其制造方法及其制造方法
公开(公告)号：JP2007116093A
公开(公告)日：2007-05-10
申请号：JP2006199767
申请日：2006-07-21
申请人： Sumitomo Electric Ind Ltd , 住友電気工業株式会社
发明人： TOKUOKA TERUKAZU , MAEDA KAZUYUKI , NISHIOKA TAKAO , HIROSE KAZUHIRO
IPC分类号： H01F1/24 , B22F1/02 , B22F3/00 , H01F41/02
摘要： PROBLEM TO BE SOLVED: To provide a soft magnetic material, method of manufacturing the same, and method of manufacturing a dust core in which magnetic characteristics can be improved.
SOLUTION: A method of manufacturing a soft magnetic material includes a step of preparing an iron powder 1 having an insulated coating 20 on its surface, and a covering step of covering the surface of the iron powder 1 with wax 30. In the covering step, the melted wax 30 and the iron powder 1 are mixed, and the wax 30 and the iron powder 1 are continuously mixed until solidifying the melted wax 30.
COPYRIGHT: (C)2007,JPO&INPIT

10. 发明专利

JP2007092120A Method for producing soft magnetic material, soft magnetic material and dust core 审中-公开
标题翻译：生产软磁材料，软磁材料和粉芯的方法
公开(公告)号：JP2007092120A
公开(公告)日：2007-04-12
申请号：JP2005283064
申请日：2005-09-28
申请人： Sumitomo Electric Ind Ltd , Toda Kogyo Corp , 住友電気工業株式会社 , 戸田工業株式会社
发明人： MAEDA TORU , IGARASHI NAOTO , TOYODA HARUHISA , NISHIOKA TAKAO , HAYASHI KAZUYUKI , MORII HIROKO , ISHITANI SEIJI
IPC分类号： B22F1/02 , B22F1/00 , H01F1/24 , H01F27/255
摘要： PROBLEM TO BE SOLVED: To provide a method for producing a soft magnetic material capable of obtaining a formed body having high strength, and free from problems on treatment for an acid aqueous solution after the formation of an insulation film; to provide a soft magnetic material; and to provide a dust core. SOLUTION: The method for producing a soft magnetic material provided with a plurality of composite magnetic particles 30 comprising metal soft magnetic particles 10 and insulating films 20 covering the metal magnetic particles 10 is provided with: a ruggedness forming process where the metal magnetic particles 10 are dipped into an acidic solution, thus ruggedness is formed on the surfaces of the metal magnetic particles 10; and an insulating film forming process where, after the ruggedness forming process, the insulating films 20 are formed on the surfaces of the metal magnetic particles 10. The insulating film forming process includes: a stage where the metal magnetic particles 10 are dispersed into an organic solvent; a stage where metal alkoxide and a phosphoric acid aqueous solution are added to the organic solvent; and a stage where the surfaces of the metal magnetic particles 10 are dried, so as to remove the organic solvent. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：解决方案：提供一种能够获得具有高强度的成形体的软磁性材料的制造方法，并且在形成绝缘膜之后没有酸性水溶液的处理问题; 提供软磁性材料; 并提供防尘芯。解决方案：设置有包含金属软磁性颗粒10的多个复合磁性颗粒30和覆盖金属磁性颗粒10的绝缘膜20的软磁性材料的制造方法具有：坚固性形成工艺，其中金属磁性将颗粒10浸入酸性溶液中，从而在金属磁性颗粒10的表面上形成凹凸; 以及绝缘膜形成工艺，其中在凹凸形成工艺之后，在金属磁性颗粒10的表面上形成绝缘膜20.绝缘膜形成工艺包括：将金属磁性颗粒10分散到有机溶剂; 将金属醇盐和磷酸水溶液添加到有机溶剂中的阶段; 以及将金属磁性颗粒10的表面干燥的阶段，以除去有机溶剂。版权所有（C）2007，JPO＆INPIT

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