CN108010706A - 永磁调速设备用永磁体的制备方法 - Google Patents
永磁调速设备用永磁体的制备方法 Download PDFInfo
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- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
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Abstract
一种永磁调速设备用永磁体的制备方法,步骤如下:称取重量份数的如下粉末:11份钕,50份铁,3份硼,1份铑,1份钯,1份银,2份锂,3份镁,3份钕,3份铽,1份铒,2份镱,3份钇,1份镓,混合均匀得到混合粉末,将混合粉末放在真空干燥箱中干燥后,在氩气的保护下,利用高能球磨机将混合粉末进行充分球磨和混合,然后在25MPa压强下,将球磨后的混合粉末在500℃下热压烧结40min后随炉冷却,即得到永磁调速设备用永磁体。
Description
技术领域
永磁调速设备用永磁体的制备方法。
背景技术
现有技术中,永磁调速设备用永磁体主要是钕铁硼类永磁体,普遍存在磁性不足的问题。
发明内容
本发明提供一种永磁调速设备用永磁体的制备方法,步骤如下:称取重量份数的如下粉末:11份钕,50份铁,3份硼,1份铑,1份钯,1份银,2份锂,3份镁,3份钕,3份铽,1份铒,2份镱,3份钇,1份镓,混合均匀得到混合粉末,将混合粉末放在真空干燥箱中干燥后,在氩气的保护下,利用高能球磨机将混合粉末进行充分球磨和混合,然后在25MPa压强下,将球磨后的混合粉末在500℃下热压烧结40min后随炉冷却,即得到永磁调速设备用永磁体。
采用本发明的工艺和设备明显提高磁体的磁性能和耐腐蚀性能,是非常有发展的工艺和设备技术。
具体实施方式
实施例1
一种永磁调速设备用永磁体的制备方法,步骤如下:称取重量份数的如下粉末:11份钕,50份铁,3份硼,1份铑,1份钯,1份银,2份锂,3份镁,3份钕,3份铽,1份铒,2份镱,3份钇,1份镓,混合均匀得到混合粉末,将混合粉末放在真空干燥箱中干燥后,在氩气的保护下,利用高能球磨机将混合粉末进行充分球磨和混合,然后在25MPa压强下,将球磨后的混合粉末在500℃下热压烧结40min后随炉冷却,即得到永磁调速设备用永磁体。
实施例2
一种永磁调速设备用永磁体的制备方法,步骤如下:称取重量份数的如下粉末:12份钕,50份铁,3份硼,1份铑,1份钯,1份银,2份锂,3份镁,3份钕,3份铽,1份铒,2份镱,3份钇,1份镓,混合均匀得到混合粉末,将混合粉末放在真空干燥箱中干燥后,在氩气的保护下,利用高能球磨机将混合粉末进行充分球磨和混合,然后在25MPa压强下,将球磨后的混合粉末在500℃下热压烧结40min后随炉冷却,即得到永磁调速设备用永磁体。
实施例3
一种永磁调速设备用永磁体的制备方法,步骤如下:称取重量份数的如下粉末:13份钕,50份铁,3份硼,1份铑,1份钯,1份银,2份锂,3份镁,3份钕,3份铽,1份铒,2份镱,3份钇,1份镓,混合均匀得到混合粉末,将混合粉末放在真空干燥箱中干燥后,在氩气的保护下,利用高能球磨机将混合粉末进行充分球磨和混合,然后在25MPa压强下,将球磨后的混合粉末在500℃下热压烧结40min后随炉冷却,即得到永磁调速设备用永磁体。
实施例4
一种永磁调速设备用永磁体的制备方法,步骤如下:称取重量份数的如下粉末:14份钕,50份铁,3份硼,1份铑,1份钯,1份银,2份锂,3份镁,3份钕,3份铽,1份铒,2份镱,3份钇,1份镓,混合均匀得到混合粉末,将混合粉末放在真空干燥箱中干燥后,在氩气的保护下,利用高能球磨机将混合粉末进行充分球磨和混合,然后在25MPa压强下,将球磨后的混合粉末在500℃下热压烧结40min后随炉冷却,即得到永磁调速设备用永磁体。
实施例5
一种永磁调速设备用永磁体的制备方法,步骤如下:称取重量份数的如下粉末:15份钕,50份铁,3份硼,1份铑,1份钯,1份银,2份锂,3份镁,3份钕,3份铽,1份铒,2份镱,3份钇,1份镓,混合均匀得到混合粉末,将混合粉末放在真空干燥箱中干燥后,在氩气的保护下,利用高能球磨机将混合粉末进行充分球磨和混合,然后在25MPa压强下,将球磨后的混合粉末在500℃下热压烧结40min后随炉冷却,即得到永磁调速设备用永磁体。
实施例6
一种永磁调速设备用永磁体的制备方法,步骤如下:称取重量份数的如下粉末:16份钕,50份铁,3份硼,1份铑,1份钯,1份银,2份锂,3份镁,3份钕,3份铽,1份铒,2份镱,3份钇,1份镓,混合均匀得到混合粉末,将混合粉末放在真空干燥箱中干燥后,在氩气的保护下,利用高能球磨机将混合粉末进行充分球磨和混合,然后在25MPa压强下,将球磨后的混合粉末在500℃下热压烧结40min后随炉冷却,即得到永磁调速设备用永磁体。
实施例7
一种永磁调速设备用永磁体的制备方法,步骤如下:称取重量份数的如下粉末:17份钕,50份铁,3份硼,1份铑,1份钯,1份银,2份锂,3份镁,3份钕,3份铽,1份铒,2份镱,3份钇,1份镓,混合均匀得到混合粉末,将混合粉末放在真空干燥箱中干燥后,在氩气的保护下,利用高能球磨机将混合粉末进行充分球磨和混合,然后在25MPa压强下,将球磨后的混合粉末在500℃下热压烧结40min后随炉冷却,即得到永磁调速设备用永磁体。
实施例8
一种永磁调速设备用永磁体的制备方法,步骤如下:称取重量份数的如下粉末:18份钕,50份铁,3份硼,1份铑,1份钯,1份银,2份锂,3份镁,3份钕,3份铽,1份铒,2份镱,3份钇,1份镓,混合均匀得到混合粉末,将混合粉末放在真空干燥箱中干燥后,在氩气的保护下,利用高能球磨机将混合粉末进行充分球磨和混合,然后在25MPa压强下,将球磨后的混合粉末在500℃下热压烧结40min后随炉冷却,即得到永磁调速设备用永磁体。
实施例9
一种永磁调速设备用永磁体的制备方法,步骤如下:称取重量份数的如下粉末:19份钕,50份铁,3份硼,1份铑,1份钯,1份银,2份锂,3份镁,3份钕,3份铽,1份铒,2份镱,3份钇,1份镓,混合均匀得到混合粉末,将混合粉末放在真空干燥箱中干燥后,在氩气的保护下,利用高能球磨机将混合粉末进行充分球磨和混合,然后在25MPa压强下,将球磨后的混合粉末在500℃下热压烧结40min后随炉冷却,即得到永磁调速设备用永磁体。
实施例10
一种永磁调速设备用永磁体的制备方法,步骤如下:称取重量份数的如下粉末:20份钕,50份铁,3份硼,1份铑,1份钯,1份银,2份锂,3份镁,3份钕,3份铽,1份铒,2份镱,3份钇,1份镓,混合均匀得到混合粉末,将混合粉末放在真空干燥箱中干燥后,在氩气的保护下,利用高能球磨机将混合粉末进行充分球磨和混合,然后在25MPa压强下,将球磨后的混合粉末在500℃下热压烧结40min后随炉冷却,即得到永磁调速设备用永磁体。
对比例
一种永磁调速设备用永磁体的制备方法,步骤如下:称取重量份数的如下粉末:11份钕,50份铁,3份硼,混合均匀得到混合粉末,将混合粉末放在真空干燥箱中干燥后,在氩气的保护下,利用高能球磨机将混合粉末进行充分球磨和混合,然后在25MPa压强下,将球磨后的混合粉末在500℃下热压烧结40min后随炉冷却,即得到永磁调速设备用永磁体。
对比试验结果
实施例 | 实施例相比对比例在磁性能上的提升 |
1 | 5% |
2 | 4% |
3 | 6% |
4 | 4% |
5 | 6% |
6 | 5% |
7 | 4% |
8 | 6% |
9 | 4% |
10 | 6% |
Claims (2)
1.一种永磁调速设备用永磁体的制备方法,步骤如下:称取重量份数的如下粉末:11份钕,50份铁,3份硼,1份铑,1份钯,1份银,2份锂,3份镁,3份钕,3份铽,1份铒,2份镱,3份钇,1份镓,混合均匀得到混合粉末,将混合粉末放在真空干燥箱中干燥后,在氩气的保护下,利用高能球磨机将混合粉末进行充分球磨和混合,然后在25MPa压强下,将球磨后的混合粉末在500℃下热压烧结40min后随炉冷却,即得到永磁调速设备用永磁体。
2.采用本发明的工艺和设备明显提高磁体的磁性能和耐腐蚀性能,是非常有发展的工艺和设备技术。
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5567891A (en) * | 1994-02-04 | 1996-10-22 | Ybm Technologies, Inc. | Rare earth element-metal-hydrogen-boron permanent magnet |
US20040258963A1 (en) * | 2003-01-30 | 2004-12-23 | Nolan Thomas Patrick | Thin film structures providing strong basal plane growth orientation and magnetic recording media comprising same |
CN106935392A (zh) * | 2017-03-10 | 2017-07-07 | 解伟 | 热压纳米晶各向异性磁体 |
-
2017
- 2017-12-01 CN CN201711251230.5A patent/CN108010706A/zh not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5567891A (en) * | 1994-02-04 | 1996-10-22 | Ybm Technologies, Inc. | Rare earth element-metal-hydrogen-boron permanent magnet |
US20040258963A1 (en) * | 2003-01-30 | 2004-12-23 | Nolan Thomas Patrick | Thin film structures providing strong basal plane growth orientation and magnetic recording media comprising same |
CN106935392A (zh) * | 2017-03-10 | 2017-07-07 | 解伟 | 热压纳米晶各向异性磁体 |
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