CN105855556B - 气流磨粉碎机及气流粉碎的方法 - Google Patents
气流磨粉碎机及气流粉碎的方法 Download PDFInfo
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- CN105855556B CN105855556B CN201610201559.XA CN201610201559A CN105855556B CN 105855556 B CN105855556 B CN 105855556B CN 201610201559 A CN201610201559 A CN 201610201559A CN 105855556 B CN105855556 B CN 105855556B
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- air flow
- intersection
- mill pulverizer
- powder
- jet
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- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000010902 jet-milling Methods 0.000 title claims abstract description 14
- 238000010298 pulverizing process Methods 0.000 claims abstract description 27
- 239000000843 powder Substances 0.000 claims description 58
- 229910001172 neodymium magnet Inorganic materials 0.000 claims description 14
- 229910045601 alloy Inorganic materials 0.000 claims description 11
- 239000000956 alloy Substances 0.000 claims description 11
- 239000001257 hydrogen Substances 0.000 claims description 8
- 229910052739 hydrogen Inorganic materials 0.000 claims description 8
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 6
- 238000010791 quenching Methods 0.000 claims description 5
- 230000000171 quenching effect Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 2
- 239000011362 coarse particle Substances 0.000 description 28
- 239000002245 particle Substances 0.000 description 21
- 239000007789 gas Substances 0.000 description 12
- 230000008569 process Effects 0.000 description 12
- 230000005415 magnetization Effects 0.000 description 11
- 238000003723 Smelting Methods 0.000 description 10
- 230000001174 ascending effect Effects 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 10
- 238000005245 sintering Methods 0.000 description 10
- 238000001514 detection method Methods 0.000 description 6
- 229910052761 rare earth metal Inorganic materials 0.000 description 6
- 150000002910 rare earth metals Chemical class 0.000 description 6
- 239000002994 raw material Substances 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 238000009826 distribution Methods 0.000 description 5
- 239000010419 fine particle Substances 0.000 description 5
- 238000005266 casting Methods 0.000 description 4
- 239000000306 component Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 239000006247 magnetic powder Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- JGHZJRVDZXSNKQ-UHFFFAOYSA-N methyl octanoate Chemical compound CCCCCCCC(=O)OC JGHZJRVDZXSNKQ-UHFFFAOYSA-N 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 230000005347 demagnetization Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 208000016261 weight loss Diseases 0.000 description 3
- 230000004580 weight loss Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000005641 Methyl octanoate Substances 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000012854 evaluation process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000004482 other powder Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
- B22F2009/044—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by jet milling
Landscapes
- Disintegrating Or Milling (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610201559.XA CN105855556B (zh) | 2016-04-01 | 2016-04-01 | 气流磨粉碎机及气流粉碎的方法 |
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CN201610201559.XA CN105855556B (zh) | 2016-04-01 | 2016-04-01 | 气流磨粉碎机及气流粉碎的方法 |
Publications (2)
Publication Number | Publication Date |
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CN105855556A CN105855556A (zh) | 2016-08-17 |
CN105855556B true CN105855556B (zh) | 2019-12-24 |
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CN201610201559.XA Active CN105855556B (zh) | 2016-04-01 | 2016-04-01 | 气流磨粉碎机及气流粉碎的方法 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111154993A (zh) * | 2019-12-25 | 2020-05-15 | 株洲鸿达实业有限公司 | 一种碳化钨-碳化钛固溶体的制备方法 |
CN112899420B (zh) * | 2021-01-18 | 2022-02-25 | 山东大学 | 一种转炉渣联用淬化消碱磁化热回收装置和方法 |
CN114888275B (zh) * | 2022-04-02 | 2023-03-10 | 中国科学院过程工程研究所 | 一种用于3d打印的高速工具钢粉体球化及筛分方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN88201738U (zh) * | 1988-03-12 | 1988-11-09 | 吉林省梨树县硅灰石矿业公司 | 旋风式粉碎机 |
CN2171415Y (zh) * | 1993-01-08 | 1994-07-13 | 武汉工业大学 | 复式气流粉碎机 |
CN2294781Y (zh) * | 1997-02-28 | 1998-10-21 | 石增明 | 多喷嘴流化床气流粉碎机 |
JP2008261054A (ja) * | 2008-05-22 | 2008-10-30 | Murata Mfg Co Ltd | 金属粉末の熱処理方法 |
CN104190944A (zh) * | 2014-08-12 | 2014-12-10 | 宁波韵升股份有限公司 | 一种烧结钕铁硼磁体的粉料制备方法及装置 |
-
2016
- 2016-04-01 CN CN201610201559.XA patent/CN105855556B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN88201738U (zh) * | 1988-03-12 | 1988-11-09 | 吉林省梨树县硅灰石矿业公司 | 旋风式粉碎机 |
CN2171415Y (zh) * | 1993-01-08 | 1994-07-13 | 武汉工业大学 | 复式气流粉碎机 |
CN2294781Y (zh) * | 1997-02-28 | 1998-10-21 | 石增明 | 多喷嘴流化床气流粉碎机 |
JP2008261054A (ja) * | 2008-05-22 | 2008-10-30 | Murata Mfg Co Ltd | 金属粉末の熱処理方法 |
CN104190944A (zh) * | 2014-08-12 | 2014-12-10 | 宁波韵升股份有限公司 | 一种烧结钕铁硼磁体的粉料制备方法及装置 |
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Publication number | Publication date |
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CN105855556A (zh) | 2016-08-17 |
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Effective date of registration: 20190703 Address after: No. 1005 Anling Road, Huli District, Xiamen City, Fujian Province, 361000 Applicant after: XIAMEN TUNGSTEN Co.,Ltd. Applicant after: FUJIAN CHANGTING GOLDEN DRAGON RARE-EARTH Co.,Ltd. Address before: No. 1005 Anling Road, Huli District, Xiamen City, Fujian Province, 361000 Applicant before: XIAMEN TUNGSTEN Co.,Ltd. |
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Effective date of registration: 20220707 Address after: 366300 new industrial zone, Changting Economic Development Zone, Longyan City, Fujian Province Patentee after: FUJIAN CHANGTING GOLDEN DRAGON RARE-EARTH Co.,Ltd. Address before: No. 1005 Anling Road, Huli District, Xiamen City, Fujian Province, 361000 Patentee before: XIAMEN TUNGSTEN Co.,Ltd. Patentee before: FUJIAN CHANGTING GOLDEN DRAGON RARE-EARTH Co.,Ltd. |
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CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 366300 new industrial zone, Changting Economic Development Zone, Longyan City, Fujian Province Patentee after: Fujian Jinlong Rare Earth Co.,Ltd. Address before: 366300 new industrial zone, Changting Economic Development Zone, Longyan City, Fujian Province Patentee before: FUJIAN CHANGTING GOLDEN DRAGON RARE-EARTH Co.,Ltd. |