EP3738673A1 - Dispositif de rectification destiné à l'arrondissement des particules - Google Patents

Dispositif de rectification destiné à l'arrondissement des particules Download PDF

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Publication number
EP3738673A1
EP3738673A1 EP20167872.9A EP20167872A EP3738673A1 EP 3738673 A1 EP3738673 A1 EP 3738673A1 EP 20167872 A EP20167872 A EP 20167872A EP 3738673 A1 EP3738673 A1 EP 3738673A1
Authority
EP
European Patent Office
Prior art keywords
particles
grinding device
grinding
fluid
fluid flow
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20167872.9A
Other languages
German (de)
English (en)
Inventor
Frank Winter
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Netzsch Trockenmahltechnik GmbH
Original Assignee
Netzsch Trockenmahltechnik GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Netzsch Trockenmahltechnik GmbH filed Critical Netzsch Trockenmahltechnik GmbH
Publication of EP3738673A1 publication Critical patent/EP3738673A1/fr
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C19/00—Other disintegrating devices or methods
    • B02C19/06—Jet mills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
    • B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
    • B24C1/006—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods using material without particles or pellets for deburring, removal of extended surface areas or jet milling of local recessions, e.g. grooves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C19/00—Other disintegrating devices or methods
    • B02C19/06—Jet mills
    • B02C19/061—Jet mills of the cylindrical type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C19/00—Other disintegrating devices or methods
    • B02C19/06—Jet mills
    • B02C19/068—Jet mills of the fluidised-bed type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
    • B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
    • B24C3/00—Abrasive blasting machines or devices; Plants
    • B24C3/32—Abrasive blasting machines or devices; Plants designed for abrasive blasting of particular work, e.g. the internal surfaces of cylinder blocks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
    • B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
    • 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
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/06—Metallic powder characterised by the shape of the particles
    • B22F1/065—Spherical particles
    • 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
EP20167872.9A 2019-05-15 2020-04-03 Dispositif de rectification destiné à l'arrondissement des particules Pending EP3738673A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102019112791.2A DE102019112791B3 (de) 2019-05-15 2019-05-15 Schleifvorrichtung zum verrunden von partikeln

Publications (1)

Publication Number Publication Date
EP3738673A1 true EP3738673A1 (fr) 2020-11-18

Family

ID=70289250

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20167872.9A Pending EP3738673A1 (fr) 2019-05-15 2020-04-03 Dispositif de rectification destiné à l'arrondissement des particules

Country Status (3)

Country Link
EP (1) EP3738673A1 (fr)
CN (1) CN111941287B (fr)
DE (1) DE102019112791B3 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2191095A (en) * 1937-09-01 1940-02-20 Internat Pulverizing Corp Centrifugal fluid jet pulverizer
US3436868A (en) * 1965-03-19 1969-04-08 Christensen Diamond Prod Co Rounding and polishing apparatus for crystalline carbon bodies
EP0082816A2 (fr) * 1981-12-23 1983-06-29 Schweizerische Aluminium Ag Procédé et dispositif pour arrondir des particules solides granulaires
JPH0657310B2 (ja) * 1987-03-24 1994-08-03 ホソカワミクロン株式会社 無機質結晶体粒子の整粒方法
CN2239294Y (zh) * 1995-07-28 1996-11-06 薛彬 双圆盘对撞式气流粉碎机
JP3786190B2 (ja) * 2001-10-31 2006-06-14 信越化学工業株式会社 希土類焼結磁石の製造方法
WO2018121803A1 (fr) * 2016-12-28 2018-07-05 Houdek Jan Dispositif et procédé de micronisation de matériaux solides

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MY128139A (en) 2000-03-31 2007-01-31 Neomax Co Ltd Blasting apparatus
JP3562643B2 (ja) * 2001-09-03 2004-09-08 株式会社セイシン企業 ジェットミルの砕料供給装置
EP1539424B1 (fr) * 2002-07-23 2007-05-23 Oleg Ivanovich Grechishkin Dispositif de projection de matieres abrasives
JP5149568B2 (ja) * 2007-09-04 2013-02-20 株式会社不二製作所 研削加工方法及び研削加工装置
TWI513547B (zh) * 2009-09-11 2015-12-21 Sintokogio Ltd Spraying material recovery apparatus and jetting processing apparatus and jetting processing method including jetting material recovery apparatus
CN101698923B (zh) * 2009-09-29 2012-08-29 昆山新浦瑞金属材料有限公司 一种钢丸及其制备方法
CN102407493A (zh) * 2010-09-24 2012-04-11 鸿富锦精密工业（深圳）有限公司 磨圆装置及磨圆方法
DE102010048777B4 (de) 2010-10-18 2013-10-31 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren und Vorrichtung zur Oberflächenbehandlung eines Objektes
TW201446329A (zh) * 2013-03-11 2014-12-16 道達爾研究及技術弗呂公司 用噴射磨製造形態優化的細顆粒的方法、用於該方法的噴射磨和所製造的顆粒
CN103991037B (zh) * 2014-05-28 2016-08-24 山东开泰抛丸机械股份有限公司 不锈钢丝切丸磨圆机及磨圆方法
CN109453908B (zh) * 2019-01-09 2020-09-04 山东中鹏特种陶瓷有限公司 螺旋喷嘴制造工艺

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2191095A (en) * 1937-09-01 1940-02-20 Internat Pulverizing Corp Centrifugal fluid jet pulverizer
US3436868A (en) * 1965-03-19 1969-04-08 Christensen Diamond Prod Co Rounding and polishing apparatus for crystalline carbon bodies
EP0082816A2 (fr) * 1981-12-23 1983-06-29 Schweizerische Aluminium Ag Procédé et dispositif pour arrondir des particules solides granulaires
JPH0657310B2 (ja) * 1987-03-24 1994-08-03 ホソカワミクロン株式会社 無機質結晶体粒子の整粒方法
CN2239294Y (zh) * 1995-07-28 1996-11-06 薛彬 双圆盘对撞式气流粉碎机
JP3786190B2 (ja) * 2001-10-31 2006-06-14 信越化学工業株式会社 希土類焼結磁石の製造方法
WO2018121803A1 (fr) * 2016-12-28 2018-07-05 Houdek Jan Dispositif et procédé de micronisation de matériaux solides

Also Published As

Publication number Publication date
CN111941287A (zh) 2020-11-17
DE102019112791B3 (de) 2020-06-18
CN111941287B (zh) 2022-10-25

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