CN1025827C - 冷压模润滑方法 - Google Patents

冷压模润滑方法 Download PDF

Info

Publication number
CN1025827C
CN1025827C CN92103557.8A CN92103557A CN1025827C CN 1025827 C CN1025827 C CN 1025827C CN 92103557 A CN92103557 A CN 92103557A CN 1025827 C CN1025827 C CN 1025827C
Authority
CN
China
Prior art keywords
cavity
die
die cavity
wall
press
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.)
Expired - Fee Related
Application number
CN92103557.8A
Other languages
English (en)
Chinese (zh)
Other versions
CN1066807A (zh
Inventor
J·C·沙因
J·W·赫兴勒德尔
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.)
Motors Liquidation Co
Original Assignee
General Motors Corp
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 General Motors Corp filed Critical General Motors Corp
Publication of CN1066807A publication Critical patent/CN1066807A/zh
Application granted granted Critical
Publication of CN1025827C publication Critical patent/CN1025827C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
    • H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
    • H01F1/047—Alloys characterised by their composition
    • H01F1/053—Alloys characterised by their composition containing rare earth metals
    • H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
    • H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
    • H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
    • H01F1/0575—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together
    • H01F1/0576—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together pressed, e.g. hot working
    • 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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/02—Compacting only
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/0005—Details of, or accessories for, presses; Auxiliary measures in connection with pressing for briquetting presses
    • B30B15/0011—Details of, or accessories for, presses; Auxiliary measures in connection with pressing for briquetting presses lubricating means
    • 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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/02—Compacting only
    • B22F2003/026—Mold wall lubrication or article surface lubrication

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Powder Metallurgy (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
CN92103557.8A 1991-05-15 1992-05-15 冷压模润滑方法 Expired - Fee Related CN1025827C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US700,744 1991-05-15
US07/700,744 US5085828A (en) 1991-05-15 1991-05-15 Cold press die lubrication method

Publications (2)

Publication Number Publication Date
CN1066807A CN1066807A (zh) 1992-12-09
CN1025827C true CN1025827C (zh) 1994-09-07

Family

ID=24814701

Family Applications (1)

Application Number Title Priority Date Filing Date
CN92103557.8A Expired - Fee Related CN1025827C (zh) 1991-05-15 1992-05-15 冷压模润滑方法

Country Status (6)

Country Link
US (1) US5085828A (enExample)
EP (1) EP0513890B1 (enExample)
JP (1) JPH0660322B2 (enExample)
CN (1) CN1025827C (enExample)
DE (1) DE69200070T2 (enExample)
TW (1) TW197969B (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5490969A (en) * 1994-06-30 1996-02-13 General Electric Company Mould for isostatic pressing
US5682591A (en) * 1994-08-24 1997-10-28 Quebec Metal Powders Limited Powder metallurgy apparatus and process using electrostatic die wall lubrication
US5676005A (en) * 1995-05-12 1997-10-14 H. C. Starck, Inc. Wire-drawing lubricant and method of use
EP0973624B1 (en) * 1997-04-09 2003-01-22 GKN Sinter Metals Inc. Dry die wall lubrication
US6482349B1 (en) 1998-11-02 2002-11-19 Sumitomo Special Metals Co., Ltd. Powder pressing apparatus and powder pressing method
JP4709340B2 (ja) * 1999-05-19 2011-06-22 株式会社東芝 ボンド磁石の製造方法、およびアクチュエータ
US6365094B1 (en) * 2000-01-31 2002-04-02 Stackpole Limited Lubricated die
JP3233359B2 (ja) * 2000-03-08 2001-11-26 住友特殊金属株式会社 希土類合金磁性粉末成形体の作製方法および希土類磁石の製造方法
EP1660313A1 (en) * 2003-08-25 2006-05-31 Alpex Pharma SA Tablet punches and method for tableting
US7858023B2 (en) * 2004-06-30 2010-12-28 Tdk Corporation Method for producing raw material powder for rare earth sintered magnet, method for producing rare earth sintered magnet, granule and sintered body
WO2008061342A1 (en) * 2006-11-20 2008-05-29 Stackpole Limited Method and apparatus for die wall lubrication
JP5906054B2 (ja) * 2011-10-14 2016-04-20 住友電気工業株式会社 圧粉成形体の成形方法
CN105537887A (zh) * 2015-12-25 2016-05-04 张理够 传动轴的生产方法
CN106216969A (zh) * 2016-07-26 2016-12-14 路望培 一种机械传动轴及其制备方法
FR3073227B1 (fr) * 2017-11-03 2020-01-10 Medelpharm Composition lubrifiante pour presse a comprimer

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5729769B2 (enExample) * 1974-02-15 1982-06-24
US4616796A (en) * 1981-07-23 1986-10-14 Inoue-Japax Research Incorporated Magnetic retainer assembly
DE3379131D1 (en) * 1982-09-03 1989-03-09 Gen Motors Corp Re-tm-b alloys, method for their production and permanent magnets containing such alloys
US4851058A (en) * 1982-09-03 1989-07-25 General Motors Corporation High energy product rare earth-iron magnet alloys
ZA84247B (en) * 1983-02-18 1984-09-26 Lonza Ag Parting and lubricating agent in solid form
US4902361A (en) * 1983-05-09 1990-02-20 General Motors Corporation Bonded rare earth-iron magnets
US4792367A (en) * 1983-08-04 1988-12-20 General Motors Corporation Iron-rare earth-boron permanent
US4844754A (en) * 1983-08-04 1989-07-04 General Motors Corporation Iron-rare earth-boron permanent magnets by hot working
US4780226A (en) * 1987-08-03 1988-10-25 General Motors Corporation Lubrication for hot working rare earth-transition metal alloys
US4881985A (en) * 1988-08-05 1989-11-21 General Motors Corporation Method for producing anisotropic RE-FE-B type magnetically aligned material
JP3037699B2 (ja) * 1988-09-30 2000-04-24 日立金属株式会社 耐割れ性及び配向性を改善した温間加工磁石ならびにその製造方法
GB8918915D0 (en) * 1989-08-18 1989-09-27 Micanite & Insulators Co Ltd Hot pressing of metal alloy

Also Published As

Publication number Publication date
JPH0660322B2 (ja) 1994-08-10
TW197969B (enExample) 1993-01-11
CN1066807A (zh) 1992-12-09
DE69200070D1 (de) 1994-04-21
DE69200070T2 (de) 1994-07-07
JPH05156307A (ja) 1993-06-22
EP0513890A1 (en) 1992-11-19
US5085828A (en) 1992-02-04
EP0513890B1 (en) 1994-03-16

Similar Documents

Publication Publication Date Title
CN1057858C (zh) 在开式压机中热压磁体
CN1025827C (zh) 冷压模润滑方法
US5672363A (en) Production apparatus for making green compact
CA2056690C (en) Method for producing permanent magnet and sintered compact as well as production apparatus of green compact
CN105935766B (zh) 粉末成型装置及使用该装置制造稀土烧结磁体
JP2004528482A (ja) 高密度ステンレス鋼製品およびその製造方法
EP1404473B1 (en) Method of preparation of high density soft magnetic products
US4955798A (en) Process for pretreating metal in preparation for compacting operations
JP2542091B2 (ja) 粉末緻密化法
US6537489B2 (en) High density products and method for the preparation thereof
US6268412B1 (en) Stainless steel aqueous molding compositions
JP2004513233A (ja) 高密度製品及びその製造方法
KR20110110179A (ko) 소결 강철로 자체 윤활 제품을 위한 입자상 물질들의 조성물, 자체 윤활 소결 강철 제품 및 소결 강철로 자체 윤활 제품을 얻기 위한 방법
CN100506367C (zh) 等离子放电烧结聚晶立方氮化硼烧结体的方法
JP3252899B2 (ja) 圧粉体成形方法及びその成形装置
JPH07263265A (ja) 希土類金属間化合物永久磁石およびその製造方法
JP3436404B2 (ja) 希土類金属間化合物磁石の製造方法
JPH08132298A (ja) 焼結用圧粉体の製造方法、製造装置、ゴムモールドならびに焼結体の製造方法
Larsson et al. A COMPARISON OF METHODS OF REACHING HIGH GREEN DENSITIES USING ELEVATED TEMPERATURES
JPH07240330A (ja) 希土類金属間化合物磁石の製造方法
JPH0689645A (ja) 真空インタラプタ用電極

Legal Events

Date Code Title Description
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C06 Publication
PB01 Publication
C14 Grant of patent or utility model
GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee