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1. 发明授权

US08578592B2 Method of manufacturing laminated rotor core 有权
标题翻译：层叠转子铁心的制造方法
公开(公告)号：US08578592B2
公开(公告)日：2013-11-12
申请号：US13509190
申请日：2011-04-01
申请人： Akira Nagai , Mei Arazoe , Go Kato
发明人： Akira Nagai , Mei Arazoe , Go Kato
IPC分类号： H02K15/03 , H02K1/27
CPC分类号： H02K15/03 , H02K1/276
摘要： A method of manufacturing a laminated rotor core, includes a first process of placing segment dummy plates between an iron core and a die, each of each segment dummy plates covering one or more of plural magnet insertion portions and including a resin injection hole communicating to the one or more of the magnet insertion portions; a second process of injecting a resin from resin reservoir parts formed in any one of an upper die and a lower die holding the iron core through the resin injection hole of each segment dummy plate to the corresponding one or more of the magnet insertion portions; and a third process of detaching the segment dummy plates together with excess resin after the resin injected to the one or more of the magnet insertion portions is cured.
摘要翻译：一种叠层转子铁芯的制造方法，其特征在于，包括：在铁芯和模具之间配置分段虚拟板的第一工序，各个虚拟板各自覆盖多个磁体插入部的一个或多个，一个或多个磁体插入部分; 将形成在保持铁芯的上模和下模中的任一个中的树脂储存部分注入树脂的第二过程通过每个段虚拟板的树脂注入孔到相应的一个或多个磁体插入部分; 以及在注入到所述一个或多个所述磁体插入部分中的树脂被固化之后，将多个模板与多余的树脂一起分离的第三过程。

2. 发明申请

US20120222289A1 METHOD OF MANUFACTURING LAMINATED ROTOR CORE 有权
标题翻译：制造层压转子芯的方法
公开(公告)号：US20120222289A1
公开(公告)日：2012-09-06
申请号：US13509190
申请日：2011-04-01
申请人： Akira Nagai , Mei Arazoe , Go Kato
发明人： Akira Nagai , Mei Arazoe , Go Kato
IPC分类号： H02K15/02
CPC分类号： H02K15/03 , H02K1/276
摘要： A method of manufacturing a laminated rotor core, including inserting permanent magnets into magnet insertion portions of an iron core formed by laminating plural core sheets; and thereafter to fix the magnets, injecting resin into the magnet insertion portions from a resin reservoir part in a die holding the iron core; the method comprising: a first process of placing a segment dummy plate between the body and the die, the plate covering one or more of the plural magnet insertion portions individually and including a resin injection hole continuing thereto; a second process of injecting the resin from the resin reservoir part of the die through the resin injection hole of the plate to the corresponding magnet insertion portions; and a third process of detaching the dummy plate with excess resin after the resin injected to the magnet insertion portions is cured; and the method improving a resin sealing process.
摘要翻译：一种叠层转子铁心的制造方法，其特征在于，包括：将永久磁铁插入通过层叠多个芯片而形成的铁心的磁铁插入部; 然后固定磁体，将树脂从保持铁芯的模具中的树脂储存部分注入到磁体插入部分中; 该方法包括：将主体和模具之间的段虚拟板放置在一起的第一工序，所述板单独地覆盖所述多个磁体插入部中的一个或多个，并且包括与其连续的树脂注入孔; 将树脂从模具的树脂储存部分通过板的树脂注入孔注入到相应的磁体插入部分的第二工序; 以及在注入到磁体插入部分中的树脂被固化之后用过量树脂分离虚拟板的第三过程; 以及改善树脂密封工艺的方法。

3. 发明授权

US09431883B2 Method of manufacturing laminated core having permanent magnets sealed with resin 有权
标题翻译：制造具有用树脂密封的永磁体的层叠铁心的方法
公开(公告)号：US09431883B2
公开(公告)日：2016-08-30
申请号：US14123869
申请日：2012-05-07
申请人： Satoshi Matsubayashi , Akira Nagai , Go Kato
发明人： Satoshi Matsubayashi , Akira Nagai , Go Kato
IPC分类号： H02K15/02 , H02K15/00 , H02K15/03 , H02K1/27
CPC分类号： H02K15/0025 , H02K1/276 , H02K15/03 , Y10T29/49009
摘要： A method of manufacturing a laminated core, having a laminated core body 10a formed by laminating plural core sheets 11 and having magnet insertion holes 13, 14 with openings 17, 18 opening to a inner space 15 or an external side, inserting and resin-sealing permanent magnets 20, 21 in the magnet insertion holes 13, 14, with the openings 17, 18 blocked by a blocking member 23, the method including: temporarily connecting blocking member pieces 32 to be the blocking member 23 in each of the core sheets 11 and removing the blocking member 23 with the laminated core body 10a resin-sealed. By this, without a special blocking member, the permanent magnets 20, 21 are resin-sealed while the magnet insertion holes 13, 14, parts of which have the openings 17, 18, are blocked.
摘要翻译：一种层叠铁芯的制造方法，具有层叠铁芯体10a，其通过层叠多个铁芯片11而形成，并且具有通向具有向内部空间15或外侧开口的开口17,18的磁体插入孔13,14，插入和树脂封闭磁体插入孔13,14中的永磁体20,21，其中开口17,18被阻挡构件23阻挡，该方法包括：在每个芯片11中临时连接作为阻挡构件23的阻挡构件片32 并且用树脂密封的层叠芯体10a移除阻挡构件23。由此，没有特殊的阻挡构件，永磁体20,21被树脂密封，同时其一部分具有开口17,18的磁体插入孔13,14被阻挡。

4. 发明申请

US20120091846A1 ROTOR CORE 有权
标题翻译：转子芯
公开(公告)号：US20120091846A1
公开(公告)日：2012-04-19
申请号：US13377938
申请日：2010-04-28
申请人： Akira Nagai , Go Kato
发明人： Akira Nagai , Go Kato
IPC分类号： H02K1/27
CPC分类号： H02K1/2766 , H02K15/03
摘要： There is provided a rotor core which increases the quality and reliability thereof by preventing the occurrence of a core separation of the rotor core. There is provided a rotor core including a plurality of substantially cylindrical core blocks which are stacked on each other; and a plurality of magnets, characterized in that a plurality of magnet holes extending in an axial direction are provided in the plurality of core blocks so as to extend over the plurality of core blocks in that the plurality of magnets are accommodated in each of the plurality of magnet accommodation holes and fixed therein with a resin, and in that an axial position of core block boundary planes where the plurality of core blocks are brought into abutment with each other and an axial position of magnet boundary planes where the plurality of magnets are brought into abutment with each other differ from each other.
摘要翻译：提供了一种通过防止转子芯的芯分离的发生而提高其质量和可靠性的转子芯。提供了一种转子芯，其包括彼此堆叠的多个基本上圆柱形的核心块; 以及多个磁体，其特征在于，在所述多个芯体中设置有沿轴向延伸的多个磁体孔，以便在所述多个磁芯块中延伸，因为所述多个磁体容纳在所述多个磁芯中的磁体容纳孔并且用树脂固定，并且其中多个芯块彼此抵接的芯块边界面的轴向位置以及多个磁体被带入的磁体边界平面的轴向位置彼此抵接彼此不同。

5. 发明授权

US09947464B2 Method of manufacturing laminated core 有权
公开(公告)号：US09947464B2
公开(公告)日：2018-04-17
申请号：US13885050
申请日：2011-10-28
申请人： Akira Nagai , Go Kato , Kohei Yoshida
发明人： Akira Nagai , Go Kato , Kohei Yoshida
IPC分类号： H02K15/03 , H01F41/02 , H02K1/27
CPC分类号： H01F41/02 , H02K1/2766 , H02K15/03
摘要： In a method of manufacturing a laminated core, a laminated core body 14 including magnet insertion holes 12 and 13 with magnet pieces 15 inserted therein is placed between a molding (upper) die 10 and a retaining (lower) die 11, and a molding resin 19 is filled from resin reservoir portions (pots) 16 to fix the pieces 15 in the holes 12 and 13. Between the die 10 and the body 14, a guide member 18 is placed, which includes resin passages 31 provided from the portions 16 to the holes 12 and 13 and gates 30 connecting to the holes 12 and 13 on downstream sides of the passages 31. The method can reduce lead time of a production line without replacing the molding dies for different laminated rotor cores and thus without preparing different types of molding dies.

6. 发明授权

US09548644B2 Method of resin sealing permanent magnet and laminated core manufactured thereof 有权
标题翻译：永久磁铁树脂密封方法及其制造的叠层铁心
公开(公告)号：US09548644B2
公开(公告)日：2017-01-17
申请号：US13813483
申请日：2011-06-23
申请人： Akira Nagai , Go Kato , Yoshitada Yamagishi
发明人： Akira Nagai , Go Kato , Yoshitada Yamagishi
IPC分类号： H02K15/03 , H02K21/14 , H02K15/12 , H02K1/27
CPC分类号： H02K15/03 , H02K1/27 , H02K1/2766 , H02K15/12 , Y10T29/49012
摘要： A method of resin sealing a permanent magnet in a magnet insertion portion of a laminated body, the body formed by laminating plural core sheets and including the plural portions formed around a shaft hole in a center of the plural portions, the portion connected to an internal space via an opening. The method includes a first process of positioning a blocking member blocking the opening from a side of the space in a way that the member is vertically-placed in a lower die or an upper die, while the both dies hold the body from both sides in an axial direction and close the portion; and a second process of filling a resin extruded from a resin reservoir portion provided in the die or the die into the portion having the magnet inserted and having the opening closed by the member.
摘要翻译：一种树脂密封层叠体的磁体插入部分中的永久磁铁的方法，该主体通过层压多个芯片而形成，该多个芯片包括形成在多个部分中心的轴孔周围的多个部分，该部分连接到内部空间通过开口。该方法包括以下步骤：将构件垂直放置在下模或上模中的方式定位阻挡构件从该空间的一侧阻挡开口的第一过程，同时两个模具将两个主体从两侧夹持轴向并关闭该部分; 以及将从设置在模具或模具中的树脂储存部分挤出的树脂填充到插入有磁体的部分并且具有由构件封闭的开口的第二工序。

7. 发明申请

US20130127282A1 METHOD OF RESIN SEALING PERMANENT MAGNET AND LAMINATED CORE MANUFACTURED BY THE METHOD 有权
标题翻译：方法密封永磁体和层压芯的方法
公开(公告)号：US20130127282A1
公开(公告)日：2013-05-23
申请号：US13813483
申请日：2011-06-23
申请人： Akira Nagai , Go Kato , Yoshitada Yamagishi
发明人： Akira Nagai , Go Kato , Yoshitada Yamagishi
IPC分类号： H01F41/02 , H02K1/27
CPC分类号： H02K15/03 , H02K1/27 , H02K1/2766 , H02K15/12 , Y10T29/49012
摘要： A method of resin sealing a permanent magnet in a magnet insertion portion of a laminated body, the body formed by laminating plural core sheets and including the plural portions formed around a shaft hole in a center thereof, the portion connected to an internal space via an opening. The method includes a first process of positioning a blocking member blocking the opening from a side of the space in a way that the member is vertically-placed in a lower die or an upper die, while the both dies hold the body from both sides in an axial direction and close the portion; and a second process of filling a resin extruded from a resin reservoir portion provided in the die or the die into the portion having the magnet inserted therein and having the opening closed by the member.
摘要翻译：一种树脂密封层叠体的磁体插入部分中的永磁体的方法，所述主体通过层叠多个芯片而形成，并且包括形成在其中心的轴孔周围的多个部分，所述部分经由内部空间经由开放该方法包括以下步骤：将构件垂直放置在下模或上模中的方式定位阻挡构件从该空间的一侧阻挡开口的第一过程，同时两个模具将两个主体从两侧夹持轴向并关闭该部分; 以及将从模具或模具中设置的树脂储存部分挤出的树脂填充入插入其中的具有磁体并且具有由构件封闭的开口的部分的第二工序。

8. 发明授权

US08922084B2 Rotor core 有权
标题翻译：转子芯
公开(公告)号：US08922084B2
公开(公告)日：2014-12-30
申请号：US13377938
申请日：2010-04-28
申请人： Akira Nagai , Go Kato
发明人： Akira Nagai , Go Kato
IPC分类号： H02K1/27 , H02K15/03
CPC分类号： H02K1/2766 , H02K15/03
摘要： There is provided a rotor core which increases the quality and reliability thereof by preventing the occurrence of a core separation of the rotor core. There is provided a rotor core including a plurality of substantially cylindrical core blocks which are stacked on each other; and a plurality of magnets, characterized in that a plurality of magnet holes extending in an axial direction are provided in the plurality of core blocks so as to extend over the plurality of core blocks in that the plurality of magnets are accommodated in each of the plurality of magnet accommodation holes and fixed therein with a resin, and in that an axial position of core block boundary planes where the plurality of core blocks are brought into abutment with each other and an axial position of magnet boundary planes where the plurality of magnets are brought into abutment with each other differ from each other.
摘要翻译：提供了一种通过防止转子芯的芯分离的发生而提高其质量和可靠性的转子芯。提供了一种转子芯，其包括彼此堆叠的多个基本上圆柱形的核心块; 以及多个磁体，其特征在于，在所述多个芯体中设置有沿轴向延伸的多个磁体孔，以便在所述多个磁芯块中延伸，因为所述多个磁体容纳在所述多个磁芯中的磁体容纳孔并且用树脂固定，并且其中多个芯块彼此抵接的芯块边界面的轴向位置以及多个磁体被带入的磁体边界平面的轴向位置彼此抵接彼此不同。

9. 发明申请

US20140109391A1 METHOD OF MANUFACTURING LAMINATED CORE HAVING PERMANENT MAGNETS SEALED WITH RESIN 有权
标题翻译：制造与树脂密封的永久磁铁的层压芯的方法
公开(公告)号：US20140109391A1
公开(公告)日：2014-04-24
申请号：US14123869
申请日：2012-05-07
申请人： Satoshi Matsubayashi , Akira Nagai , Go Kato
发明人： Satoshi Matsubayashi , Akira Nagai , Go Kato
IPC分类号： H02K15/00
CPC分类号： H02K15/0025 , H02K1/276 , H02K15/03 , Y10T29/49009
摘要： A method of manufacturing a laminated core, having a laminated core body 10a formed by laminating plural core sheets 11 and having magnet insertion holes 13, 14 with openings 17, 18 opening to a inner space 15 or an external side, inserting and resin-sealing permanent magnets 20, 21 in the magnet insertion holes 13, 14, with the openings 17, 18 blocked by a blocking member 23, the method including: temporarily connecting blocking member pieces 32 to be the blocking member 23 in each of the core sheets 11 and removing the blocking member 23 with the laminated core body 10a resin-sealed. By this, without a special blocking member, the permanent magnets 20, 21 are resin-sealed while the magnet insertion holes 13, 14, parts of which have the openings 17, 18, are blocked.
摘要翻译：一种层叠铁芯的制造方法，具有层叠铁芯体10a，其通过层叠多个铁芯片11而形成，并且具有通向具有向内部空间15或外侧开口的开口17,18的磁体插入孔13,14，插入和树脂密封磁体插入孔13,14中的永磁体20,21，其中开口17,18被阻挡构件23阻挡，该方法包括：在每个芯片11中临时连接作为阻挡构件23的阻挡构件片32 并且用树脂密封的层叠芯体10a移除阻挡构件23。由此，没有特殊的阻挡构件，永磁体20,21被树脂密封，同时其一部分具有开口17,18的磁体插入孔13,14被阻挡。

10. 发明申请

US20130234363A1 METHOD OF MANUFACTURING LAMINATED CORE 有权
标题翻译：制造层压芯的方法
公开(公告)号：US20130234363A1
公开(公告)日：2013-09-12
申请号：US13885050
申请日：2011-10-28
申请人： Akira Nagai , Go Kato , Kohei Yoshida
发明人： Akira Nagai , Go Kato , Kohei Yoshida
IPC分类号： H01F41/02
CPC分类号： H01F41/02 , H02K1/2766 , H02K15/03
摘要： In a method of manufacturing a laminated core, a laminated core body 14 including magnet insertion holes 12 and 13 with magnet pieces 15 inserted therein is placed between a molding (upper) die 10 and a retaining (lower) die 11, and a molding resin 19 is filled from resin reservoir portions (pots) 16 to fix the pieces 15 in the holes 12 and 13. Between the die 10 and the body 14, a guide member 18 is placed, which includes resin passages 31 provided from the portions 16 to the holes 12 and 13 and gates 30 connecting to the holes 12 and 13 on downstream sides of the passages 31. The method can reduce lead time of a production line without replacing the molding dies for different laminated rotor cores and thus without preparing different types of molding dies.
摘要翻译：在层叠铁心的制造方法中，将具有插入有磁铁片15的磁铁插入孔12,13的叠层铁芯体14配置在成型模具（上模）10和保持（下模）11之间，模塑树脂 19由树脂储存部（罐）16填充，以将片15固定在孔12和13中。在模具10和主体14之间放置引导构件18，引导构件18包括从部分16到孔12和13以及连接到通道31的下游侧的孔12和13的浇口30.该方法可以减少生产线的生产线的时间，而不需要更换不同层压的转子铁芯的成型模具，因此不需要制备不同类型的成型模具。

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