CN111362682A - 一种永磁铁氧体磁瓦及其制作方法及其使用方法 - Google Patents
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Abstract
本发明公开了一种永磁铁氧体磁瓦及其制作方法,各组分的重量百分比为:永磁铁氧体预烧料94.1‑99.2%;硼酸0.1‑0.9%;苏打0.8‑1.2%;碳酸钙0.8‑2.0%;硫酸锶0.11‑0.18%;氧化镧0.11‑0.18%;分散剂0.40‑1.30%;各组分含量之和为100%。本发明利用本申请中所记载的生产方法对永磁铁氧体磁瓦进行生产具有较高的成品率,而且工艺简单,能够节约大量的时间,生产出来的永磁铁氧体磁瓦具有较为精确的精度,实用效果更高,且对工人的技术水平要求不高,降低生产的成本。
Description
技术领域
本发明涉及一种永磁铁氧体磁瓦及其制作方法及其使用方法,属于永磁铁氧体技术领域。
背景技术
磁瓦主要用在永磁直流电机中,与电磁式电机通过励磁线圈产生磁势源不同,永磁电机是以永磁材料产生恒定磁势源。永磁磁瓦代替电励磁具有很多优点,可使电机结构简单、维修方便、重量轻、体积小、使用可靠、用铜量少、铜耗低、能耗小等,当今社会,随着电子工业的飞速发展,铁氧体磁瓦等磁性材料的需求量越来越多。虽然我国是磁性材料生产大国,但是我们的产品尺寸精度,性能档次相对于发达国家来说还有很大的差距,因此我们要从工装设备,生产工艺技术要求方面大力着手,改革,以提高产品质量。
目前现有的永磁铁氧体磁瓦及其制作方法生产过程比较复杂,生产工艺不够成熟,产品精度较差,在现有的技术基础上进行技术创新。
发明内容
本发明的目的在于提供一种永磁铁氧体磁瓦及其制作方法及其使用方法,以解决上述背景技术中提出现有的永磁铁氧体磁瓦及其制作方法生产过程比较复杂,生产工艺不够成熟,产品精度较差的问题。
为实现上述目的,本发明提供如下技术方案:一种永磁铁氧体磁瓦,各组分的重量百分比为:
各组分含量之和为100%。
优选的,各组分的重量百分比为:
各组分含量之和为100%。
优选的,各组分的重量百分比为:
各组分含量之和为100%。
优选的,所述硫酸锶和氧化镧的质量比为1:1。
永磁铁氧体磁瓦的制作方法,具体制备步骤如下:
步骤a、按以下重量百分比配料:永磁铁氧体预烧料96.0-98.0%;硼酸0.45-0.55%;苏打0.95-1.05%;碳酸钙1.35-1.45%;硫酸锶0.14-0.15%;氧化镧0.14-0.15%;分散剂0.60-1.10%;
步骤b、步骤a中的配料依次加入到球磨机中混合,混合的过程中加入水,球磨3-4h;
步骤c、将混合好的配料在回转窑中进行焙烧;
步骤d、将烧结好的永磁铁氧体磨削至所需尺寸。
优选的,所述步骤a中配料在强混机中进行混合,且出料粒径小于50μm。
优选的,所述步骤c的焙烧温度为1265-1700摄氏度,且焙烧时间为1-2.5h。
与现有技术相比,本发明的有益效果如下:利用本申请中所记载的生产方法对永磁铁氧体磁瓦进行生产具有较高的成品率,而且工艺简单,能够节约大量的时间,生产出来的永磁铁氧体磁瓦具有较为精确的精度,实用效果更高,且对工人的技术水平要求不高,降低生产的成本。
具体实施方式
为使本领域技术人员更加清楚和明确本发明的技术方案,下面结合实施例对本发明作进一步详细的描述,但本发明的实施方式不限于此。
本实施例提供的一种永磁铁氧体磁瓦,各组分的重量百分比为:
各组分含量之和为100%。
硫酸锶和氧化镧的质量比为1:1。
永磁铁氧体磁瓦的制作方法,具体制备步骤如下:
步骤a、按以下重量百分比配料:永磁铁氧体预烧料96.0-98.0%;硼酸0.45-0.55%;苏打0.95-1.05%;碳酸钙1.35-1.45%;硫酸锶0.14-0.15%;氧化镧0.14-0.15%;分散剂0.60-1.10%;
步骤b、步骤a中的配料依次加入到球磨机中混合,混合的过程中加入水,球磨3-4h;
步骤c、将混合好的配料在回转窑中进行焙烧;
步骤d、将烧结好的永磁铁氧体磨削至所需尺寸。
步骤a中配料在强混机中进行混合,且出料粒径小于50μm。
步骤c的焙烧温度为1265-1700摄氏度,且焙烧时间为1-2.5h。
在本实施例中,一种永磁铁氧体磁瓦,各组分的重量百分比为:
各组分含量之和为100%。
优选的,各组分的重量百分比为:
各组分含量之和为100%。
优选的,所述硫酸锶和氧化镧的质量比为1:1。
永磁铁氧体磁瓦的制作方法,具体制备步骤如下:
步骤a、按以下重量百分比配料:永磁铁氧体预烧料95.8-98.2%;硼酸0.4-0.6%;苏打0.9-1.1%;碳酸钙1.3-1.5%;硫酸锶0.13-0.16%;氧化镧0.13-0.16%;分散剂0.50-1.20%;
步骤b、步骤a中的配料依次加入到球磨机中混合,混合的过程中加入水,球磨3-4h;
步骤c、将混合好的配料在回转窑中进行焙烧;
步骤d、将烧结好的永磁铁氧体磨削至所需尺寸。
步骤a中配料在强混机中进行混合,且出料粒径小于50μm。
步骤c的焙烧温度为1265-1700摄氏度,且焙烧时间为1-2.5h。
在本实施例中,一种永磁铁氧体磁瓦,各组分的重量百分比为:
各组分含量之和为100%。
优选的,所述硫酸锶和氧化镧的质量比为1:1。
永磁铁氧体磁瓦的制作方法,具体制备步骤如下:
步骤a、按以下重量百分比配料:永磁铁氧体预烧料96.0-98.0%;硼酸0.45-0.55%;苏打0.95-1.05%;碳酸钙1.35-1.45%;硫酸锶0.14-0.15%;氧化镧0.14-0.15%;分散剂0.60-1.10%;
步骤b、步骤a中的配料依次加入到球磨机中混合,混合的过程中加入水,球磨3-4h;
步骤c、将混合好的配料在回转窑中进行焙烧;
步骤d、将烧结好的永磁铁氧体磨削至所需尺寸。
优选的,所述步骤a中配料在强混机中进行混合,且出料粒径小于50μm。
优选的,所述步骤c的焙烧温度为1265-1700摄氏度,且焙烧时间为1-2.5h。
以上所述,仅为本发明进一步的实施例,但本发明的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本发明所公开的范围内,根据本发明的技术方案及其构思加以等同替换或改变,都属于本发明的保护范围。
Claims (7)
4.根据权利要求1所述的一种永磁铁氧体磁瓦,其特征在于:所述硫酸锶和氧化镧的质量比为1:1。
5.制备权利要求1-4所述的永磁铁氧体磁瓦的制作方法,其特征在于,具体制备步骤如下:
步骤a、按以下重量百分比配料:永磁铁氧体预烧料96.0-98.0%;硼酸0.45-0.55%;苏打0.95-1.05%;碳酸钙1.35-1.45%;硫酸锶0.14-0.15%;氧化镧0.14-0.15%;分散剂0.60-1.10%;
步骤b、步骤a中的配料依次加入到球磨机中混合,混合的过程中加入水,球磨3-4h;
步骤c、将混合好的配料在回转窑中进行焙烧;
步骤d、将烧结好的永磁铁氧体磨削至所需尺寸。
6.根据权利要求5所述的一种永磁铁氧体磁瓦及其制作方法,其特征在于:所述步骤b中配料在强混机中进行混合,且出料粒径小于50μm。
7.根据权利要求5所述的一种永磁铁氧体磁瓦及其制作方法,其特征在于:所述步骤c的焙烧温度为1265-1700摄氏度,且焙烧时间为1-2.5h。
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CN112209709A (zh) * | 2020-10-19 | 2021-01-12 | 马鞍山市旭峰磁电有限公司 | 一种耐磨性好的铁氧体磁瓦及其制作工艺及其制备工艺 |
CN112679206A (zh) * | 2020-12-30 | 2021-04-20 | 南京瑞洋新材料科技有限公司 | 一种高结构强度的永磁铁氧体磁瓦及其制备方法 |
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WO2002063642A1 (fr) * | 2001-02-07 | 2002-08-15 | Sumitomo Special Metals Co., Ltd. | Aimant permanent et son procede de production |
CN1540842A (zh) * | 2003-11-03 | 2004-10-27 | 刚 李 | 一种永磁铁氧体磁瓦及其生产方法 |
CN101599331A (zh) * | 2009-04-16 | 2009-12-09 | 重庆凌达实业有限公司 | 永磁铁氧体磁瓦及其制备方法 |
CN107056270A (zh) * | 2017-05-31 | 2017-08-18 | 马鞍山市鑫洋永磁有限责任公司 | 一种六角晶型烧结永磁铁氧体磁体及其制备方法 |
CN108585822A (zh) * | 2018-07-05 | 2018-09-28 | 马鞍山高科磁性材料有限公司 | 一种高性能La-Co系锶永磁铁氧体材料的制备方法 |
CN110739780A (zh) * | 2018-07-19 | 2020-01-31 | 南京美帮磁业有限公司 | 一种永磁铁氧体磁瓦 |
CN110734294A (zh) * | 2018-07-19 | 2020-01-31 | 南京美帮磁业有限公司 | 一种永磁铁氧体磁瓦的制备方法 |
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CN112209709A (zh) * | 2020-10-19 | 2021-01-12 | 马鞍山市旭峰磁电有限公司 | 一种耐磨性好的铁氧体磁瓦及其制作工艺及其制备工艺 |
CN112679206A (zh) * | 2020-12-30 | 2021-04-20 | 南京瑞洋新材料科技有限公司 | 一种高结构强度的永磁铁氧体磁瓦及其制备方法 |
CN112679206B (zh) * | 2020-12-30 | 2022-07-19 | 南京瑞洋新材料科技有限公司 | 一种高结构强度的永磁铁氧体磁瓦及其制备方法 |
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