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公开(公告)号:KR101766069B1
公开(公告)日:2017-08-08
申请号:KR1020150170018
申请日:2015-12-01
Applicant: 현대자동차주식회사
CPC classification number: B29C45/14467 , B29C45/14778 , B29C2045/1454 , B29K2105/203 , B29K2995/0008 , B29L2031/00 , H01F1/0533 , H01F7/02 , H01F7/021 , H01F7/0221 , H01F41/0253
Abstract: 본발명은액상의접착제를이용하여복수의영구자석블록을접착함과동시에코팅함으로써, 제조공정을단순화할수 있는차량용영구자석제조방법에관한것에관한것으로서, 본발명의일 실시예에따른차량용영구자석제조방법은동일한크기를갖는복수의영구자석블록을마련하는준비과정; 복수의상기영구자석블록을상면이개방된하부몰드내부에이격배치하는투입과정; 상기영구자석블록표면에균일하게접착제가도포될수 있도록, 상기하부몰드내부로접착제를순환시키면서상기하부몰드의측면을가압하여복수의상기영구자석블록을일체화하여영구자석조립체를마련하는접착과정; 및상기영구자석조립체를가열하여경화시키는열처리과정;을포함한다.
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公开(公告)号:KR1020170064615A
公开(公告)日:2017-06-12
申请号:KR1020150170018
申请日:2015-12-01
Applicant: 현대자동차주식회사
CPC classification number: B29C45/14467 , B29C45/14778 , B29C2045/1454 , B29K2105/203 , B29K2995/0008 , B29L2031/00 , H01F1/0533 , H01F7/02 , H01F7/021 , H01F7/0221 , H01F41/0253
Abstract: 본발명은액상의접착제를이용하여복수의영구자석블록을접착함과동시에코팅함으로써, 제조공정을단순화할수 있는차량용영구자석제조방법에관한것에관한것으로서, 본발명의일 실시예에따른차량용영구자석제조방법은동일한크기를갖는복수의영구자석블록을마련하는준비과정; 복수의상기영구자석블록을상면이개방된하부몰드내부에이격배치하는투입과정; 상기영구자석블록표면에균일하게접착제가도포될수 있도록, 상기하부몰드내부로접착제를순환시키면서상기하부몰드의측면을가압하여복수의상기영구자석블록을일체화하여영구자석조립체를마련하는접착과정; 및상기영구자석조립체를가열하여경화시키는열처리과정;을포함한다.
Abstract translation: 技术领域本发明涉及一种用于车辆用永久磁铁的制造方法,其能够通过使用液体粘合剂粘合和涂覆多个永磁块来简化制造工艺, 该制造方法包括制备具有相同尺寸的多个永磁块; 将多个永久磁铁块放置在具有敞开的上表面的下模中; 为了将粘合剂均匀地施加到永久磁体块的表面,粘接剂循环到由集成多个永久磁铁块的规定的永磁体组件的下模具的内部的接合工艺被压到下模的侧; 以及加热和硬化永磁体组件的热处理步骤。
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公开(公告)号:KR1020130064297A
公开(公告)日:2013-06-18
申请号:KR1020110130841
申请日:2011-12-08
Applicant: 현대자동차주식회사
CPC classification number: H02K3/04 , B22F1/02 , B22F5/106 , B22F7/08 , C22C33/02 , C22C2200/02 , H02K1/148 , H02K2213/03
Abstract: PURPOSE: A powder core and a vehicle motor using the same are provided to save coil weight by 50% using a copper aluminum coil, as reducing amount of used coil and achieving compactness of the motor by applying an isotropic powder core with high shape degree of freedom to a motor core. CONSTITUTION: A powder core(100) includes an outer part(140), an inner part(120) and a winding part(160). The outer part is formed with metal powder, and is located in the outside of a motor. The inner part is located in the inside of the motor. The winding part connects the outer part and the inner part, and is wound with a coil In the winding part, an edge is formed through rounding processing, and height(b) is smaller than height(a) of the inner part. A part(164) where the winding part contacts with the inner part is formed to be naturally connected to form an oblique shape.
Abstract translation: 目的:提供一种粉末芯和使用其的车辆电动机,通过使用铜铝线圈将线圈重量减少50%,作为使用线圈的减少量,并通过施加高度形状的各向同性的粉末芯,实现电动机的紧凑性 自由到电机核心。 构成:粉末芯(100)包括外部部分(140),内部部分(120)和缠绕部分(160)。 外部由金属粉末形成,位于电动机的外部。 内部位于电机内部。 绕组部分连接外部部分和内部部分,并且缠绕有线圈在卷绕部分中,通过圆化处理形成边缘,并且高度(b)小于内部部分的高度(a)。 绕组部分与内部部分接触的部分(164)被形成为自然地连接以形成倾斜的形状。
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公开(公告)号:KR101745151B1
公开(公告)日:2017-06-09
申请号:KR1020150142903
申请日:2015-10-13
Applicant: 현대자동차주식회사
Abstract: 본발명은자장인가방식을개선하여자화방향길이가길면서자속밀도가균일한영구자석을성형할수 있는영구자석의성형장치에관한것으로서, 본발명의일 실시형태에따른영구자석의성형장치는길이방향으로자화가이루어지면서자석이성형되는캐비티가형성된금형과; 상기캐비티에서성형되는자석의자화방향과평행하도록상기금형의폭방향으로양단부에배치되는철심에코일이권선되어상기성형되는자석을자화시키는한 쌍의전자석을포함한다.
Abstract translation: 永久磁铁形成装置技术领域本发明涉及一种能够通过改善磁场施加方法来形成具有长磁化方向和均匀磁通量密度的永久磁铁的永久磁铁形成装置, 具有在被磁化时形成磁化的空腔的模具; 围绕铁芯被布置在模具的宽度方向的两端部,以便与磁铁的磁化方向平行于所述空腔被模制包括一对电磁体磁化的磁铁,其中,模制的线圈缠绕。
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公开(公告)号:KR1020150073638A
公开(公告)日:2015-07-01
申请号:KR1020130161590
申请日:2013-12-23
Applicant: 현대자동차주식회사
IPC: H01F41/02
CPC classification number: H01F1/0536 , H01F41/0293
Abstract: 본발명은스퍼터분말을이용하여제조하는영구자석의제조방법에관한것으로서, 더욱상세하게는 Nd-Fe-B 소결자성분말에 Dy와 Tb를스퍼터링하여이를소결하여제조함으로써고가의 Dy와 Tb의사용량을최소화하면서간편하고경제적인공정으로자기력이향상된고성능의영구자석을제조하여, 구동모터등에고출력의자석으로적용가능하게하는개량된영구자석의제조방법에관한것이다.
Abstract translation: 本发明涉及使用溅射粉末制造永磁体的方法,更具体地说,涉及用于制造永久磁铁的先进方法。 根据本发明,通过在Nd-Fe-B烧结磁性粉末上溅射Dy和Tb来烧结它们来制造具有增强的磁力的高效率永久磁铁,从而将Dy和Tb的使用量和 一个简单经济的过程,从而使高输出磁铁适用于驱动电机。
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公开(公告)号:KR1020130104066A
公开(公告)日:2013-09-25
申请号:KR1020120025209
申请日:2012-03-12
Applicant: 현대자동차주식회사
IPC: H01F1/44
Abstract: PURPOSE: A method for manufacturing a magnetorheological fluid is provided to improve the shear stress of the magnetorheological fluid by mixing carbonyl iron as a first magnetic particle with ferrite powder as a second magnetic particle. CONSTITUTION: A magnetorheological fluid is made by processing the surfaces of carbonyl iron powder and ferrite powder with silane or silicone. The Fe purity of the carbonyl iron powder is 97% or greater. The D50 grain size of the carbonyl iron powder is 1 to 20um. The ferrite powder is MnZn ferrite powder or NiZn ferrite powder. A mixing weight ratio of the carbonyl iron powder to the ferrite powder is 1:1. [Reference numerals] (AA) Magnetic performance (emu/g); (BB) Powder's magnetic characteristic; (CC) Applying magnetic field
Abstract translation: 目的:提供一种制造磁流变流体的方法,通过将作为第一磁性颗粒的羰基铁与作为第二磁性颗粒的铁氧体粉末混合来改善磁流变流体的剪切应力。 构成:通过用硅烷或硅树脂处理羰基铁粉和铁氧体粉末的表面制成磁流变液。 羰基铁粉的Fe纯度为97%以上。 羰基铁粉的D50粒径为1〜20um。 铁氧体粉末是MnZn铁氧体粉末或NiZn铁氧体粉末。 羰基铁粉末与铁氧体粉末的混合重量比为1:1。 (AA)磁性能(emu / g) (BB)粉末的磁特性; (CC)施加磁场
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公开(公告)号:KR1020130013011A
公开(公告)日:2013-02-06
申请号:KR1020110074384
申请日:2011-07-27
Applicant: 현대자동차주식회사
Inventor: 박건민
IPC: H01F7/02
Abstract: PURPOSE: A permanent magnet including different materials is provided to remarkably reduce a cogging torque by having the same surface magnetic flux density in all areas. CONSTITUTION: A permanent magnet(20) is formed by combining a first magnet powder and a second magnet powder. A first magnet powder has a low magnetic flux density. A second magnet powder has a high magnetic flux density. A first magnet powder and a second magnet powder are mixed with different content from an edge part(21) to a center part.
Abstract translation: 目的:提供包括不同材料的永磁体,通过在所有区域具有相同的表面磁通密度来显着降低齿槽转矩。 构成:通过组合第一磁体粉末和第二磁体粉末形成永磁体(20)。 第一磁体粉末具有低磁通密度。 第二磁体粉末具有高磁通密度。 将第一磁体粉末和第二磁体粉末从边缘部分(21)到中心部分以不同的含量混合。
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公开(公告)号:KR101865939B1
公开(公告)日:2018-07-05
申请号:KR1020120025209
申请日:2012-03-12
Applicant: 현대자동차주식회사
Abstract: 본발명은자기유변유체의제조방법에관한것으로서, 더욱상세하게는카보닐철과페라이트분말등의자성분말을표면처리하여자기유변유체로제조함으로써, 전단응력이높고자기특성이우수하며, 적용부품의특성에맞도록점도와전단응력을조절할수 있는자기유변유체의제조방법에관한것이다.
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公开(公告)号:KR101704298B1
公开(公告)日:2017-02-08
申请号:KR1020150169995
申请日:2015-12-01
Applicant: 현대자동차주식회사
Abstract: 본발명은중희토류가도포된시트를이용하여중희토류원소의확산과표면코팅을동시에실시할수 있는희토류영구자석제조방법에관한것으로서, 본발명의일 실시예에따른희토류영구자석제조방법은금속시트의표면에중희토류원소를포함하는중희토류페이스트를도포하여중희토류도포시트를마련하는준비과정; 상기중희토류도포시트를재단(裁斷)하는마름질과정; 상기중희토류페이스트가소결자석의표면에접하도록상기중희토류도포시트로상기소결자석의표면을감싸는포장과정; 및상기중희토류도포시트로포장된소결자석을가열하여, 상기중희토류페이스트에포함된중희토류원소를상기소결자석내부로확산시키면서상기소결자석의표면에금속코팅층을형성시키는 1차열처리과정;을포함한다.
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公开(公告)号:KR101624245B1
公开(公告)日:2016-05-26
申请号:KR1020150003336
申请日:2015-01-09
Applicant: 현대자동차주식회사
CPC classification number: H01F1/0577 , B22F3/10 , B22F3/26 , B22F5/00 , B22F2003/248 , B22F2998/10 , B22F2999/00 , C22C2202/02 , H01F41/0293 , H01F41/0253 , H01F1/06 , H01F41/0246 , B22F3/02 , B22F2202/05 , B22F2201/10 , B22F2201/20 , B22F2003/241 , B22F2201/02 , B22F2201/11
Abstract: 본발명은금속합금분말과희토류화합물을혼합하여도포한소결자석체의내부및 주상립의입계확산을위한열 처리를실시함으로써, 소결자석체의잔류자속밀도의저감을억제하면서보자력을증대시킨희토류영구자석및 그제조방법에관한것이다. 보다더 구체적으로본 발명에의하면, NdFeB 소결자석을제조하는단계; ReM또는 M을포함하는합금분말과, Re산화물또는 Re불화물로형성되는입계확산물질을혼합분말의형태로 NdFeB소결자석표면에부착또는점착하는단계; 및상기입계확산물질을 NdFeB소결자석의표면에존재시킨상태에서, 열처리를실시함으로써, 상기Re, Re및 M 중어느 1종이상을소결자석내부의입계부또는소결자석주상립의입계부영역에확산시키는단계; 를포함하는희토류영구자석의제조방법을제공한다.
Abstract translation: 本发明涉及一种稀土永磁体及其制造方法,该稀土永磁体通过对烧结磁体进行热处理来降低烧结磁体的剩余磁通密度并减小其矫顽力, 通过混合和施加金属合金粉末和稀土化合物制成,用于内部和柱状晶界扩散。 更具体地说,本发明的稀土永磁体的制造方法包括:制造NdFeB烧结磁体的工序; 将由包括Re 1 a a b b或M的合金粉末和Re 2 O氧化物或Re 2 O 2的合金粉末的混合粉末形式的晶界扩散剂附着或粘附到NdFeB烧结磁体的表面上的步骤; 以及将NdFeB烧结磁体与附着或粘附在NdFeB烧结磁体的表面上的晶界扩散剂进行热处理的步骤,使得Re 1,R 2 2和M中的至少一个沿着地面边界扩散 在烧结磁体的内部或烧结磁体的柱状晶界。
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