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1. 发明专利

JP2014063772A Methods of manufacturing oriented magnet and rare-earth magnet 有权
标题翻译：制造磁铁和稀土磁铁的方法
公开(公告)号：JP2014063772A
公开(公告)日：2014-04-10
申请号：JP2012206285
申请日：2012-09-19
申请人： Toyota Motor Corp , トヨタ自動車株式会社
发明人： YAMASHITA OSAMU , KANO AKIRA , HOSHINA EISUKE , SUGIYAMA MASAKI
IPC分类号： H01F41/02 , B22F3/10 , B22F3/17 , B22F3/24 , H01F1/057 , H01F1/08
摘要： PROBLEM TO BE SOLVED: To provide a method of manufacturing an oriented magnet by which an oxide film and the like on a surface of a compact before hot plastically worked can be effectively removed, and good lubricity between the compact and a molding mold in the subsequent hot plastic working can be assured, and to provide a method of manufacturing a rare-earth magnet using the oriented magnet obtained by the above method.SOLUTION: The method of manufacturing the oriented magnet comprises: a step of immersing a compact S obtained by press-molding powder that is to be a magnet material in molten glass L, and performing electrolytic polishing of a surface of the compact S by energizing a circuit F including a power supply to which the compact S that is to be an anode and a cathode member G arranged in the molten glass L are connected; and a step of housing in the molding mold a hot plastic working precursor consisting of the electrolytically-polished compact S on whose surface the molten glass is adhered, and performing hot plastic working on the precursor to manufacture an oriented magnet C in which magnetic anisotropy is given to the hot plastic working precursor.
摘要翻译：要解决的问题：提供一种制造定向磁体的方法，通过该方法可以有效地去除在热塑性加工之前的压块的表面上的氧化膜等，并且随后在压模和模具之间具有良好的润滑性可以确保热塑性加工，并且提供使用通过上述方法获得的定向磁体制造稀土磁铁的方法。解决方案：制造定向磁体的方法包括：浸渍通过压机获得的压块S的步骤在熔融玻璃L中作为磁体材料的成型粉末，通过对包括作为阳极的成形体S和阴极构件的电源的电路F通电来进行电解槽S的表面的电解研磨 G连接在熔融玻璃L中; 以及在成型模具中容纳由在其表面粘附有熔融玻璃的电解抛光压块S构成的热塑性加工前体并在前体上进行热塑性加工以制造磁性各向异性为给予热塑性加工前体。

2. 发明专利

JP2010040666A METHOD FOR FORMING THIN SiO2 FILM ON MAGNETIC MATERIAL 审中-公开
标题翻译：在磁性材料上形成SiO 2薄膜的方法
公开(公告)号：JP2010040666A
公开(公告)日：2010-02-18
申请号：JP2008199966
申请日：2008-08-01
申请人： Finesinter Co Ltd , Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社ファインシンター , 株式会社豊田中央研究所
发明人： OISHI YUSUKE , YAMAGUCHI TOSHIYA , HOSHINA EISUKE , KAWASHIMA KAZUHIRO , HATTORI TAKESHI
IPC分类号： H01F1/24 , C23C8/02 , C23C8/12
CPC分类号： H01F41/0206 , B22F1/0088 , B22F1/02 , B22F2999/00 , C22C2202/02 , H01F1/14783 , H01F1/33 , B22F2201/01 , B22F2201/04 , B22F2201/013 , B22F2201/05
摘要： PROBLEM TO BE SOLVED: To provide a method for forming a thin SiO 2 film on a magnetic material that increases an electric resistance value of the magnetic material so as to decrease eddy current loss of the magnetic material. SOLUTION: The method for forming the thin SiO 2 film on the magnetic material by which the thin SiO 2 film is formed on a surface of the magnetic material including iron and silicon as main components includes: an Fe oxide removal step of removing Fe oxide present on the surface of the magnetic material by performing a reduction treatment with respect to the magnetic material; and an oxidation treatment step of forming a thin SiO 2 film on the surface of the magnetic material by performing an oxidation treatment with respect to the magnetic material from which the Fe oxide has been removed in the Fe oxide removal process. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种在增加磁性材料的电阻值的磁性材料上形成薄的SiO 2 薄膜的方法，以减小磁性材料的涡流损耗材料。解决方案：在磁性材料上形成薄SiO 2 SB薄膜的方法，其中在包括铁的磁性材料的表面上形成薄的SiO 2 SB 薄膜作为主要成分的硅包括：通过对磁性材料进行还原处理，去除存在于磁性材料表面上的Fe氧化物的Fe氧化物去除步骤; 以及氧化处理步骤，通过对在Fe氧化物去除中去除了Fe氧化物的磁性材料进行氧化处理，在磁性材料的表面上形成薄的SiO 2 SB < 处理。版权所有（C）2010，JPO＆INPIT

3. 发明专利

JP2008118840A Motor stator, motor stator manufacturing method, and motor 审中-公开
标题翻译：电机定子，电机定子制造方法和电机
公开(公告)号：JP2008118840A
公开(公告)日：2008-05-22
申请号：JP2007020583
申请日：2007-01-31
申请人： Toyota Motor Corp , トヨタ自動車株式会社
发明人： OISHI YUSUKE , HOSHINA EISUKE , KAWASHIMA KAZUHIRO , FAN JONHAN , YAMAGUCHI TOSHIYA
IPC分类号： H02K1/00 , H02K1/02 , H02K15/02
CPC分类号： Y02T10/641
摘要： PROBLEM TO BE SOLVED: To provide a stator that suppresses magnetic-flux leakage occurring at a teeth part or a back yoke part of a stator, a stator manufacturing method, and a motor provided with the stator. SOLUTION: A motor stator includes each annular back yoke part and a plurality of teeth parts protruding in a radial direction of each back yoke part. A magnetic shield is provided onto at least either the side face of each teeth part or the side face of each back yoke part. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种定子，其抑制在定子的齿部或背轭部产生的磁通泄漏，定子制造方法和设置有定子的电动机。解决方案：电动机定子包括每个环形后轭部分和沿每个后轭部分径向突出的多个齿部分。在每个后轭部的每个齿部的侧面或侧面的至少一个上设置有磁屏蔽。版权所有（C）2008，JPO＆INPIT

4. 发明专利

JP2014105364A Molding apparatus, and molding method 有权
标题翻译：成型设备和成型方法
公开(公告)号：JP2014105364A
公开(公告)日：2014-06-09
申请号：JP2012259909
申请日：2012-11-28
申请人： Toyota Motor Corp , トヨタ自動車株式会社
发明人： KATSUKAWA YASUHIRO , OISHI YUSUKE , HOSHINA EISUKE , SUGIYAMA MASAKI
IPC分类号： B22F3/035 , B21D37/18 , B21J3/00 , B21J13/02 , B30B11/00 , B30B11/02
摘要： PROBLEM TO BE SOLVED: To provide a molding apparatus and a molding method that can uniformly coat an internal wall surface of a mold with a lubricant, for example when the lubricant is in a fluid state in the mold of high temperature.SOLUTION: A molding apparatus includes a mold 10 and an aligning mechanism 20. The mold 10 is equipped with an outer die 1 having a hollow 2 and with two punches 11, 12 movably arranged relatively to the outer die 1 in the hollow 2 of the outer die 1. In the mold 10, a cavity 5 is enclosed by the end faces 11a, 12a of the two punches 11, 12 facing each other and an inner peripheral surface 2b of the hollow 2 of the outer die 1. When at least one punch of the two punches 11, 12 moves relatively to the outer die 1, the aligning mechanism 20 guides the punch so that an axis L1 of at least one punch of the two punches 11,12 coincides with an axis L of the hollow 2 of the outer die 1.
摘要翻译：要解决的问题：提供一种能够用润滑剂均匀地涂覆模具的内壁表面的成型装置和模制方法，例如当润滑剂在高温模具中处于流体状态时。成型：成型装置包括模具10和对准机构20.模具10配备有具有中空部2的外模1和在外模1的中空部2中相对于外模1可移动地布置的两个冲头11,12。在模具10中，空腔5被两个相互相对的两个冲头11,12的端面11a，12a和外模1的中空部2的内周面2b包围。当至少一个冲头两个冲头11,12相对于外模1移动，对准机构20引导冲头，使得两个冲头11,12的至少一个冲头的轴线L1与外模具的中空部件2的轴线L重合 1。

5. 发明专利

JP2009259939A Powder magnetic core and its manufacturing method 有权
标题翻译：粉末磁芯及其制造方法
公开(公告)号：JP2009259939A
公开(公告)日：2009-11-05
申请号：JP2008105571
申请日：2008-04-15
申请人： Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社豊田中央研究所
发明人： HWANG JUNGHWAN , TANI MASAAKI , HATTORI TAKESHI , HOSHINA EISUKE , OKOCHI SATOSHI , OISHI YUSUKE
IPC分类号： H01F1/24 , H01F41/02
摘要： PROBLEM TO BE SOLVED: To provide a powder magnetic core superior not only in high density but also in strength.
SOLUTION: The powder magnetic core is obtained by heating green compact obtained by pressurizing and forming mixed powder where a powder magnetic core in which a coupling layer formed of silane coupling agent is installed on a particle surface of soft magnetic powder coated with an insulated coat, and silicone resin powder are mixed in a warm state where resin powder is softened. Since a gap formed between particles of magnetic core powder is filled with a small amount of silicone resin and is thermally cured in the powder magnetic core. Thus, higher density and higher strength are realized compared to a conventional one.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供不仅在高密度，而且强度优异的粉末磁心。解决方案：粉末磁芯通过加热通过加压和形成混合粉末而获得的生坯，通过加热和形成混合粉末获得，其中将由硅烷偶联剂形成的结合层的粉末磁芯安装在涂覆有软磁性粉末的软磁性粉末的颗粒表面上绝缘涂层和硅树脂粉末在树脂粉末软化的温暖状态下混合。由于在磁芯粉末的颗粒之间形成的间隙填充有少量的有机硅树脂，并且在粉末磁芯中热固化。因此，与常规的相比，实现了更高的密度和更高的强度。版权所有（C）2010，JPO＆INPIT

6. 发明专利

JP2009147176A Iron powder for dust core 有权
标题翻译：铁粉铁粉
公开(公告)号：JP2009147176A
公开(公告)日：2009-07-02
申请号：JP2007323925
申请日：2007-12-14
申请人： Jfe Steel Corp , Jfeスチール株式会社 , Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社豊田中央研究所
发明人： KONO TAKASHI , MAKIISHI NORIKO , HIRATANI TATSUHIKO , NAKAMURA NAOMICHI , OISHI YUSUKE , HOSHINA EISUKE , YAMAGUCHI TOSHIYA , OKAMOTO DAISUKE , HATTORI TAKESHI
IPC分类号： H01F1/33 , B22F1/02
CPC分类号： H01F1/33 , B22F1/02 , B22F2998/00 , H01F1/24 , Y10T428/12181 , Y10T428/2991 , Y10T428/2993 , B22F2301/35 , B22F2302/256
摘要： PROBLEM TO BE SOLVED: To provide iron powder for dust core having high resistance and excellent iron loss characteristics without causing decrease in mechanical strength. SOLUTION: The surface of iron powder is covered with an oxide film composed of Si-based oxide in which the atomic number ratio between Si and Fe satisfies the following relation: Si/Fe≥0.8. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供具有高电阻和优异的铁损特性的粉芯的铁粉，而不会降低机械强度。
解决方案：铁粉表面被由Si和Fe之间的原子序数比满足Si /Fe≥0.8的Si基氧化物构成的氧化膜覆盖。版权所有（C）2009，JPO＆INPIT

7. 发明专利

JP2009117471A Powder for core, dust core, and their production methods 有权
标题翻译：核心粉饼，粉饼及其生产方法
公开(公告)号：JP2009117471A
公开(公告)日：2009-05-28
申请号：JP2007286314
申请日：2007-11-02
申请人： Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社豊田中央研究所
发明人： TAJIMA SHIN , TANI MASAAKI , OKAMOTO DAISUKE , HOSHINA EISUKE , KISHIMOTO HIDESHI , ICHIKIZAKI DAISUKE
IPC分类号： H01F1/24 , B22F1/02 , B22F3/00 , C21D6/00 , H01F3/08 , H01F41/02
CPC分类号： H01F1/24 , B22F1/0062 , B22F2003/026 , B22F2003/248 , B22F2998/10 , C21D8/1216 , C21D8/1244 , C22C1/002 , C22C33/02 , H01F1/14 , H01F1/26 , H01F41/0246 , Y10T428/12014 , Y10T428/12181 , B22F9/082 , B22F3/02 , B22F3/24
摘要： PROBLEM TO BE SOLVED: To provide a powder for a core having high resistivity and low iron loss, while maintaining a high density and a high magnetic flux density, and to provide a dust core using the same, and production methods thereof. SOLUTION: This production method of this powder for a core includes an alkoxide coating film forming process for forming an alkoxide coating film, containing an Al-Si-O-based composite oxide on the surface of a pure iron powder, by immersing a pure iron powder in an alkoxide-containing solution produced by mixing in a water-free organic solvent, a Si alkoxide and Al alkoxide having an organic group having a polar group containing one or more types of N, P, S and O atoms and by drying the resultant mixture to remove the water-free organic solvent; and a silicone resin coating film forming process for forming a silicone resin coating film on the alkoxide coating film, by immersing the pure iron powder coated with the alkoxide coating film in a silicone resin-containing solution produced by mixing a silicone resin in an organic solvent and by drying the resultant mixture to remove the organic solvent, wherein an insulating coating film comprising the alkoxide coating film and the silicone resin coating film is formed on the surface of the pure iron powder. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了提供具有高电阻率和低铁损的铁芯粉末，同时保持高密度和高磁通密度，并提供使用该粉末的压粉芯及其制造方法。解决方案：该芯粉的制造方法包括在纯铁粉末的表面上形成含有Al-Si-O系复合氧化物的醇盐涂膜的醇盐涂膜成膜方法，通过在无水有机溶剂，Si醇盐和具有含有一种或多种N，P，S和O原子的极性基团的有机基团的Al醇盐中混合制备的含醇盐溶液中的纯铁粉末，以及通过干燥所得混合物以除去无水有机溶剂; 以及通过将涂覆有醇盐涂膜的纯铁粉浸渍在通过将有机硅树脂混合在有机溶剂中制备的含硅树脂溶液中的情况下，在醇盐涂膜上形成有机硅树脂涂膜的有机硅树脂涂膜形成方法并通过干燥所得混合物以除去有机溶剂，其中在纯铁粉末的表面上形成包含醇盐涂膜和有机硅树脂涂膜的绝缘涂膜。版权所有（C）2009，JPO＆INPIT

8. 发明专利

JP2008154328A Stator of motor, manufacturing method of stator of motor, and motor 有权
标题翻译：电动机定子，电动机定子的制造方法和电动机
公开(公告)号：JP2008154328A
公开(公告)日：2008-07-03
申请号：JP2006337873
申请日：2006-12-15
申请人： Toyota Motor Corp , トヨタ自動車株式会社
发明人： HOSHINA EISUKE , YAMAGUCHI TOSHIYA
IPC分类号： H02K1/02 , H02K1/14 , H02K1/18
摘要： PROBLEM TO BE SOLVED: To obtain a stator which can suppress such a situation as the flow of magnetic flux in the stator is impeded, and to obtain a motor having that stator. SOLUTION: The stator of a motor includes an annular back yoke portion, a plurality of teeth projecting in the radial direction of the back yoke portion wherein the teeth are compacts of flat magnetic powder having a long axis oriented to the radial direction of the back yoke portion, and the back yoke portion is a compact of substantially spherical magnetic powder. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了获得能够抑制定子中的磁通量的阻碍的情况的定子，并且获得具有该定子的电动机。解决方案：电动机的定子包括环形后轭部分，多个齿沿后轭部分的径向突出，其中齿是具有定向为径向方向的长轴的扁平磁粉的压块背轭部分和后轭部分是基本上为球形的磁粉的致密体。版权所有（C）2008，JPO＆INPIT

9. 发明专利

JP2008088505A Insulating film, powder for magnetic core, powder magnetic core and method for forming them or method for producing them 有权
标题翻译：绝缘膜，磁芯用粉末，粉末磁芯及其制造方法或其生产方法
公开(公告)号：JP2008088505A
公开(公告)日：2008-04-17
申请号：JP2006271103
申请日：2006-10-02
申请人： Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社豊田中央研究所
发明人： TAJIMA SHIN , TANI MASAAKI , KISHIMOTO HIDESHI , HOSHINA EISUKE
IPC分类号： B22F1/02 , B22F3/00 , B22F3/24 , C21D6/00 , H01F1/26 , H01F1/33 , H01F41/02
摘要： PROBLEM TO BE SOLVED: To provide a method for forming a thin insulating film capable of uniformly forming an insulating film having excellent insulating properties/heat resistance on the surface of a metallic material, and to provide an insulating film obtained thereby. SOLUTION: The method for forming an insulating film for covering the surface of a metallic material comprises: an alkoxide-containing solution preparing stage where Si alkoxide comprising at least one organic group having a polar group comprising one or a plurality of N, P, S and O atoms and Al alkoxide are mixed into a dehydrated organic solvent, so as to prepare an alkoxide-containing solution; and an inorganic film forming stage where a metallic material is immersed into the alkoxide-containing solution and is thereafter dried to remove the dehydrated organic solvent, thus an insulating film composed of an inorganic film composed of an Al-Si-O based oxide is formed on the surface of the metallic material. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够均匀形成在金属材料的表面上具有优异的绝缘性/耐热性的绝缘膜的薄绝缘膜的方法，并提供由此获得的绝缘膜。用于形成用于覆盖金属材料表面的绝缘膜的方法包括：含醇盐的溶液制备阶段，其中包含至少一个具有极性基团的有机基团的Si醇盐包含一个或多个N，将P，S和O原子和Al醇盐混合到脱水的有机溶剂中，以制备含醇盐的溶液; 以及将金属材料浸渍在含醇盐溶液中的干燥后除去脱水有机溶剂的无机成膜层，形成由由Al-Si-O系氧化物构成的无机膜构成的绝缘膜在金属材料的表面上。版权所有（C）2008，JPO＆INPIT

10. 发明专利

JP2007189859A Rotary electric machine and core therefor 有权
标题翻译：旋转电机及其核心
公开(公告)号：JP2007189859A
公开(公告)日：2007-07-26
申请号：JP2006007338
申请日：2006-01-16
申请人： Toyota Motor Corp , トヨタ自動車株式会社
发明人： HOSHINA EISUKE , YAMAGUCHI TOSHIYA , ENDO YASUHIRO , TATEMATSU KAZUTAKA , KOMATSU YUTAKA
IPC分类号： H02K1/18
CPC分类号： H02K1/148
摘要： PROBLEM TO BE SOLVED: To provide a core for a rotary electric machine, wherein core split strips are arranged in the shape of a circumference and fastened, and generation of stress and positional dislocation between cores are prevented, and to provide the rotary electric machine. SOLUTION: The core 10 is constituted, by arranging a plurality of the core split strips 11 having yokes 22 and teeth 21, in a shape of circumference so that the yokes are made to contact each other, turning the teeth 21 toward the inside; the core includes rings 12 in contact with the yokes 22, and stoppers 13 which are mounted to the outer face sides of the yokes 22 and fixing the rings 12 to the yokes 22. Convex and concave shapes which engage each other are formed at the yokes 22 and the rings 12, while the convex portions caught in the rings 12 from the inside are formed at the stoppers 13. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种用于旋转电机的芯，其中芯分裂带布置成圆周形并被紧固，并且防止了芯之间的应力和位置错位的产生，并且提供旋转电机。解决方案：通过将具有轭22和齿21的多个芯分裂带11设置成圆周的形状，使轭10彼此接触，从而将齿21朝向内; 芯部包括与轭22接触的环12，以及安装在轭22的外表面侧并将环12固定到轭22上的止动件13.在该轭处形成有相互啮合的凸形和凹形 22和环12，而在挡块13上形成从内侧卡入环12的凸部。（C）2007，JPO＆INPIT

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