EP2060346A3 - Densification tool, press comprising such tool and process for the densification of a sintered part or powder - Google Patents

Densification tool, press comprising such tool and process for the densification of a sintered part or powder Download PDF

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Publication number
EP2060346A3
EP2060346A3 EP08005614.6A EP08005614A EP2060346A3 EP 2060346 A3 EP2060346 A3 EP 2060346A3 EP 08005614 A EP08005614 A EP 08005614A EP 2060346 A3 EP2060346 A3 EP 2060346A3
Authority
EP
European Patent Office
Prior art keywords
tool
densification
powder
sintered component
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.)
Granted
Application number
EP08005614.6A
Other languages
German (de)
French (fr)
Other versions
EP2060346B1 (en
EP2060346A2 (en
Inventor
Johannes Hartner
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.)
Miba Sinter Austria GmbH
Original Assignee
Miba Sinter Austria 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 Miba Sinter Austria GmbH filed Critical Miba Sinter Austria GmbH
Publication of EP2060346A2 publication Critical patent/EP2060346A2/en
Publication of EP2060346A3 publication Critical patent/EP2060346A3/en
Application granted granted Critical
Publication of EP2060346B1 publication Critical patent/EP2060346B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • B22F3/03—Press-moulding apparatus therefor
    • 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
    • B22F3/12—Both compacting and sintering
    • B22F3/16—Both compacting and sintering in successive or repeated steps
    • B22F3/162—Machining, working after consolidation
    • 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
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B22F5/08—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of toothed articles, e.g. gear wheels; of cam discs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B11/00—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
    • B30B11/007—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses using a plurality of pressing members working in different directions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/02—Dies; Inserts therefor; Mounting thereof; Moulds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/02—Dies; Inserts therefor; Mounting thereof; Moulds
    • B30B15/026—Mounting of dies, platens or press rams
    • 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
    • B22F3/03—Press-moulding apparatus therefor
    • B22F2003/031—Press-moulding apparatus therefor with punches moving in different directions in different planes
    • 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
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Powder Metallurgy (AREA)

Abstract

Die Erfindung betrifft ein Werkzeug (3) zum Verdichten eines Sinterbauteils oder eines Pulvers für das Sinterbauteil, mit einem Spannelement (10) und einem radial in Bezug auf seine Abmessungen veränderlichen Verdichtungselement (11) mit einer Anlagefläche für das Sinterbauteil bzw. das Pulver, die mit einer zur Oberfläche des herzustellenden Sinterbauteils komplementären Oberfläche ausgebildet ist, wobei das Spannelement (10) eine schräge erste Fläche (12) und das Verdichtungselement (11) eine dazu komplementäre schräge zweite Fläche (13) aufweisen und die erste und die zweite schräge Fläche (12, 13) zur Spreizung bzw. Aufweitung oder Verkleinerung des Verdichtungselementes (11) zusammenwirken, und wobei das Spannelement (10) und/oder das Verdichtungselement (11) in axialer Richtung verschiebbar ist bzw. sind, sowie gegebenenfalls mit einem Stützelement (9).

Figure imgaf001
The invention relates to a tool (3) for compacting a sintered component or a powder for the sintered component, comprising a tensioning element (10) and a compression element (11) which is radially variable in dimension and has a contact surface for the sintered component or powder is formed with a complementary surface to the surface of the sintered component to be produced, wherein the clamping element (10) has an oblique first surface (12) and the compression element (11) has a complementary oblique second surface (13) and the first and the second inclined surface ( 12, 13) for spreading or widening or narrowing of the compression element (11) cooperate, and wherein the clamping element (10) and / or the compression element (11) is displaceable in the axial direction or are, and optionally with a support element (9) ,
Figure imgaf001
EP08005614.6A 2007-11-14 2008-03-26 Densification tool, press comprising such tool and process for the densification of a sintered part or powder Active EP2060346B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ATA1840/2007A AT505947B1 (en) 2007-11-14 2007-11-14 COMPRESSION TOOL

Publications (3)

Publication Number Publication Date
EP2060346A2 EP2060346A2 (en) 2009-05-20
EP2060346A3 true EP2060346A3 (en) 2017-05-17
EP2060346B1 EP2060346B1 (en) 2019-04-24

Family

ID=40394058

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08005614.6A Active EP2060346B1 (en) 2007-11-14 2008-03-26 Densification tool, press comprising such tool and process for the densification of a sintered part or powder

Country Status (6)

Country Link
US (1) US8167602B2 (en)
EP (1) EP2060346B1 (en)
JP (1) JP2009120953A (en)
CN (1) CN101569930B (en)
AT (1) AT505947B1 (en)
CA (1) CA2643658A1 (en)

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FR2941636B1 (en) * 2009-01-23 2012-12-07 Commissariat Energie Atomique PRESS TOOLS
FR2942733B1 (en) * 2009-03-04 2015-12-25 Commissariat Energie Atomique PRESS TOOLS
AT509588B1 (en) 2010-06-10 2011-10-15 Miba Sinter Austria Gmbh COMPRESSION TOOL
EP2637811B1 (en) 2010-11-12 2016-06-08 Pmg Asturias Powder Metal S.a.u. Method for forming a workpiece
CN103260789B (en) * 2010-11-12 2016-07-13 Pmg阿斯图里亚斯粉末金属公司 The instrument of processing work
CN102594050B (en) * 2011-01-07 2013-11-06 山东中际电工装备股份有限公司 Quick-change mechanism for internal expanding die
AT510985B1 (en) * 2011-07-22 2012-08-15 Miba Sinter Austria Gmbh ASSEMBLY COMPRISING TWO CONSTRUCTIONALLY CONNECTED COMPONENTS
DE102013002043A1 (en) * 2013-02-07 2014-08-07 Sona Blw Präzisionsschmiede Gmbh Calibration die and method of making a gear ratchet with running teeth
ITVE20130029A1 (en) * 2013-06-17 2014-12-18 Mazzer Luigi S R L PRESSING DEVICE FOR COFFEE POWDER IN THE FILTER HOLDER.-
DE102014110895A1 (en) * 2014-07-31 2016-02-04 Hoerbiger Antriebstechnik Holding Gmbh Method for producing a sliding sleeve
JP5821111B1 (en) 2015-01-16 2015-11-24 小林工業株式会社 Mold equipment
AT516779B1 (en) * 2015-01-23 2017-04-15 Miba Sinter Austria Gmbh Method for producing a crown on a sintered component
CH710828B1 (en) * 2015-03-05 2019-06-28 Dietmar W Kramer Dr Sc Techn Eth Phd Powder press and a chuck housing with preferably several for a transverse presses slidable punches.
JP2017006924A (en) * 2015-06-16 2017-01-12 トヨタ自動車株式会社 Green compact molding device
CN105526817B (en) * 2015-11-09 2017-12-22 上海卫星装备研究所 Can quantified controlling capillary wick porosity parameter sintering equipment and method
CN105562684B (en) * 2015-12-30 2017-10-03 浙江省东阳市剑华磁业有限公司 Permanent-magnet ferrite prepares mould
DE102016125406A1 (en) 2016-12-22 2018-06-28 Gkn Sinter Metals Engineering Gmbh Die for a press
DE102016125659B4 (en) * 2016-12-23 2020-12-03 Gkn Sinter Metals Engineering Gmbh Green compact of a stator cover unit
DE102017105364A1 (en) * 2017-03-14 2018-09-20 Gkn Sinter Metals Engineering Gmbh Method for producing a green compact with a pressing tool, a pressing tool, a green compact and a sintered part
CN108247368B (en) * 2017-12-11 2020-02-14 歌尔股份有限公司 Product pressing device
DE102017130680B4 (en) * 2017-12-20 2019-07-11 Gkn Sinter Metals Engineering Gmbh Die for a press and method for producing at least one green compact with such a press
DE102018107637A1 (en) * 2018-03-29 2019-10-02 Dorst Technologies Gmbh & Co. Kg calibration
CN110918986B (en) * 2019-12-17 2021-12-10 中国工程物理研究院材料研究所 Sintering tool clamp for special-model spray pipe products
CN111360248B (en) * 2020-03-31 2023-04-18 珠海精磁新材料技术有限公司 Improved generation one-die multi-cavity powder metallurgy forming die
CN111331133A (en) * 2020-04-10 2020-06-26 宁波市群星粉末冶金有限公司 Movable powder metallurgy forming equipment
US11707786B2 (en) 2020-04-17 2023-07-25 PMG Indiana LLC Apparatus and method for internal surface densification of powder metal articles
US11782416B2 (en) 2020-05-11 2023-10-10 General Electric Company Compensation for additive manufacturing
CN112496323B (en) * 2020-11-16 2022-11-11 安徽寒锐新材料有限公司 Cobalt mud extrusion mechanism and cobalt powder processing system
CN112496322B (en) * 2020-11-16 2021-12-31 安徽寒锐新材料有限公司 Cobalt mud extrusion mechanism and cobalt powder processing system
CN112548097B (en) * 2020-11-24 2023-01-31 福建省泉州万龙石业有限公司 Upper and lower layer die filling equipment for cold pressing teeth of wire saw bead
CN112846787A (en) * 2020-12-31 2021-05-28 安徽省旌德县江南机电配件有限公司 Magnetic slot wedge feeding, processing and discharging conveying integrated device
CN117548678B (en) * 2024-01-12 2024-03-08 烟台东一粉末冶金制造有限公司 Powder metallurgy production line and production process for synchronizer gear sleeve

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JP2000135598A (en) * 1998-10-28 2000-05-16 Toyota Motor Corp Powder molding die and powder molding method
EP1422050A2 (en) * 2002-11-22 2004-05-26 Dorst Maschinen- u. Anlagenbau GmbH & Co. KG Pressing apparatus for manufacturing dimensionally stable pressed articles from powdery materials

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DE2517039A1 (en) * 1975-04-17 1976-10-28 Vni Instrumentalnij I Ssr Die system for radial die forging - has retractable lower centre punch support for downwards removal of forgings
EP0584907A2 (en) * 1992-06-18 1994-03-02 O-Oka Forge Co., Ltd. Device for forging a helical gear
DE19523689A1 (en) * 1995-07-05 1997-01-16 Krupp Ag Hoesch Krupp Method of calibrating workpieces with profiled external contour, such as gearwheels - involves forging workpieces, starting from preform, radially inwards over whole generated surface, forging being carried out cold or semi-hot
JP2000135598A (en) * 1998-10-28 2000-05-16 Toyota Motor Corp Powder molding die and powder molding method
EP1422050A2 (en) * 2002-11-22 2004-05-26 Dorst Maschinen- u. Anlagenbau GmbH & Co. KG Pressing apparatus for manufacturing dimensionally stable pressed articles from powdery materials

Also Published As

Publication number Publication date
AT505947B1 (en) 2016-04-15
JP2009120953A (en) 2009-06-04
AT505947A1 (en) 2009-05-15
CN101569930A (en) 2009-11-04
CN101569930B (en) 2013-04-17
US8167602B2 (en) 2012-05-01
US20090257905A1 (en) 2009-10-15
CA2643658A1 (en) 2009-05-14
EP2060346B1 (en) 2019-04-24
EP2060346A2 (en) 2009-05-20

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