IT1143293B - Procedimento per la fabbricazione di pezzi pressati a secco e dispositivo per l attuazione del procedimento - Google Patents

Procedimento per la fabbricazione di pezzi pressati a secco e dispositivo per l attuazione del procedimento

Info

Publication number
IT1143293B
IT1143293B IT67072/81A IT6707281A IT1143293B IT 1143293 B IT1143293 B IT 1143293B IT 67072/81 A IT67072/81 A IT 67072/81A IT 6707281 A IT6707281 A IT 6707281A IT 1143293 B IT1143293 B IT 1143293B
Authority
IT
Italy
Prior art keywords
implementing
procedure
manufacture
pressed parts
dry pressed
Prior art date
Application number
IT67072/81A
Other languages
English (en)
Other versions
IT8167072A0 (it
Inventor
Eugen Buhler
Klaus Strobel
Karl Schwarzmeier
Original Assignee
Buehler Eugen
Hutschnreuther Ag
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 Buehler Eugen, Hutschnreuther Ag filed Critical Buehler Eugen
Publication of IT8167072A0 publication Critical patent/IT8167072A0/it
Application granted granted Critical
Publication of IT1143293B publication Critical patent/IT1143293B/it

Links

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
    • B22F3/22—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip
    • B22F3/225—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip by injection molding
    • 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
    • B22F3/04—Compacting only by applying fluid pressure, e.g. by cold isostatic pressing [CIP]
    • B22F3/045—Semi-isostatic pressure
    • 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
    • B22F3/1208—Containers or coating used therefor
    • B22F3/1258—Container manufacturing
    • B22F3/1275—Container manufacturing by coating a model and eliminating the model before 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
    • 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
    • B22F3/22—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B1/00—Producing shaped prefabricated articles from the material
    • B28B1/24—Producing shaped prefabricated articles from the material by injection moulding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
    • B28B13/02—Feeding the unshaped material to moulds or apparatus for producing shaped articles
    • B28B13/021—Feeding the unshaped material to moulds or apparatus for producing shaped articles by fluid pressure acting directly on the material, e.g. using vacuum, air pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
    • B28B3/003—Pressing by means acting upon the material via flexible mould wall parts, e.g. by means of inflatable cores, isostatic presses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
    • B28B3/006—Pressing by atmospheric pressure, as a result of vacuum generation or by gas or liquid pressure acting directly upon the material, e.g. jets of compressed air
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/0002—Auxiliary parts or elements of the mould
    • B28B7/0008—Venting channels, e.g. to avoid vacuum during demoulding or allowing air to escape during feeding, pressing or moulding
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/30—Feeding material to presses
    • B30B15/302—Feeding material in particulate or plastic state to moulding presses
    • 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)
  • Ceramic Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)
  • Producing Shaped Articles From Materials (AREA)
  • Powder Metallurgy (AREA)
IT67072/81A 1980-01-23 1981-01-22 Procedimento per la fabbricazione di pezzi pressati a secco e dispositivo per l attuazione del procedimento IT1143293B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3002230 1980-01-23

Publications (2)

Publication Number Publication Date
IT8167072A0 IT8167072A0 (it) 1981-01-22
IT1143293B true IT1143293B (it) 1986-10-22

Family

ID=6092696

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67072/81A IT1143293B (it) 1980-01-23 1981-01-22 Procedimento per la fabbricazione di pezzi pressati a secco e dispositivo per l attuazione del procedimento

Country Status (6)

Country Link
US (1) US4473526A (it)
JP (1) JPS56105900A (it)
DE (1) DE3101236C2 (it)
FR (1) FR2473943B1 (it)
GB (1) GB2067461B (it)
IT (1) IT1143293B (it)

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3128348A1 (de) * 1981-07-17 1983-02-03 Bühler, Eugen, Dipl.-Ing., 8871 Burtenbach Einrichtung zur herstellung von formlingen aus einer rieselfaehigen masse stichwort: "vorverdichtung im schiesskopf"
DE3128347A1 (de) * 1981-07-17 1983-02-03 Eugen Dipl.-Ing. 8871 Burtenbach Bühler Verfahren und einrichtung zur herstellung von formlingen aus rieselfaehiger masse stichwort: "beibehaltung des fuellvakuums beim isostatischen pressen"
DE3144678A1 (de) * 1981-11-10 1983-05-19 Eugen Dipl.-Ing. 8871 Burtenbach Bühler Verfahren und einrichtung zur herstellung von formlingen aus einer rieselfaehigen masse
JPS5939499A (ja) * 1982-08-28 1984-03-03 Tokyo Shiyouketsu Kinzoku Kk 圧粉体の成形方法
DE3239815A1 (de) * 1982-10-27 1984-05-03 Gebrüder Netzsch, Maschinenfabrik GmbH & Co, 8672 Selb Presswerkzeug zum isostatischen pressen keramischer formlinge
GB2132601B (en) * 1982-12-23 1986-08-20 Ferranti Plc Joining articles of materials of different expansion coefficients
DE3339487A1 (de) * 1983-10-31 1985-05-15 Bühler, Eugen, Dipl.-Ing., 8877 Burtenbach Verfahren zur herstellung eines trockengepressten formlings aus trockener, rieselfaehiger formmasse, insbesondere keramischer formmasse
DE3341959C1 (de) * 1983-11-21 1985-04-18 Eugen Dipl.-Ing. 8877 Burtenbach Bühler Vorrichtung zur Herstellung von Formlingen aus trockener,rieselfaehiger Formmasse,insbesondere keramischer Formmasse Stichwort:Kombiniertes Fuell-,Press- und Entnahmewerkzeug
DE3406475A1 (de) * 1984-02-23 1985-08-29 Standard Elektrik Lorenz Ag, 7000 Stuttgart Verfahren zur herstellung eines laenglichen glaskoerpers, insbesondere einer vorform fuer lichtwellenleiter
DE3425392A1 (de) * 1984-07-10 1986-02-13 Bühler, Eugen, Dipl.-Ing., 8877 Burtenbach Verfahren zur herstellung von flachformlingen und einrichtung zur durchfuehrung dieses verfahrens
DE3446175C2 (de) * 1984-12-18 1987-04-30 Gebrüder Netzsch, Maschinenfabrik GmbH & Co, 8672 Selb Verfahren und Vorrichtungen zum Herstellen mit Dekor versehener keramischer Formlinge
DE3512852A1 (de) * 1985-04-10 1986-10-16 Dorst - Maschinen- und Anlagen-Bau Otto Dorst u. Dipl. Ing. Walter Schlegel GmbH & Co, 8113 Kochel Presswerkzeug zur herstellung von schalenfoermigen presskoerpern, insbesondere platten, tellern, bechern, schuesseln od.dgl. aus pulverfoermigem, vorzugsweise keramischen material
DE3517463C1 (de) * 1985-05-14 1986-09-04 Bühler, Eugen, Dipl.-Ing., 8877 Burtenbach Isostatische Pressform zur Herstellung von Formlingen aus keramischer Masse
DE3613202A1 (de) * 1985-05-14 1986-11-20 Bühler, Eugen, Dipl.-Ing., 8877 Burtenbach Einrichtung zur herstellung von keramischen formlingen stichwort: gefederter schiesskopf
DE3518142A1 (de) * 1985-05-21 1986-11-27 Standard Elektrik Lorenz Ag, 7000 Stuttgart Verfahren zur herstellung eines laenglichen glaskoerpers, insbesondere einer vorform fuer lichtwellenleiter
JPH068442B2 (ja) * 1985-08-05 1994-02-02 宇部興産株式会社 微粉成形品の成形装置
DE3542332A1 (de) * 1985-11-29 1987-06-04 Hutschenreuther Verfahren und einrichtung zur herstellung von mit kanaelen versehenen presslingen aus pulverfoermiger formmasse, insbesondere keramischer formmasse stichwort: honeycomb
DE3624918A1 (de) * 1986-07-23 1988-01-28 Standard Elektrik Lorenz Ag Verfahren zum herstellen von lichtwellenleitern, ausgehend von pulverfoermigem glasausgangsmaterial
EP0294519B1 (en) * 1987-04-27 1993-03-24 Inax Corporation Dry-type powder pressing method and apparatus
IT1218634B (it) * 1987-06-05 1990-04-19 Omv Spa Off Mecc Veronese Procedimento per la realizzazione di una depressione in camere formate fra un estrettore a piastre piana ed oggetti cavi termoformati
IT1213975B (it) * 1987-07-22 1990-01-05 Int Stampi Srl Apparecchiatura di stampaggio,in particolare per la formatura dipiastrelle ceramiche
JPS6442799U (it) * 1987-09-10 1989-03-14
DE3735751A1 (de) * 1987-10-22 1989-05-03 Plansee Metallwerk Heteroporoeses formwerkzeug zur herstellung von gussformen aus formsand und verfahren zu dessen herstellung
DE3903080A1 (de) * 1989-02-02 1990-08-09 Ohlmann Anlagen Maschbau Verfahren und vorrichtung zum herstellen eines, insbesondere tellerfoermigen, formlings aus einem granulat
EP0446665A1 (de) * 1990-03-14 1991-09-18 Asea Brown Boveri Ag Verfahren zur Herstellung eines Bauteils durch Erzeugung eines Formkörpers ausgehend von einem metallischen oder keramischen Pulver
EP0446664A1 (de) * 1990-03-14 1991-09-18 Asea Brown Boveri Ag Verfahren und Vorrichtung zur Herstellung eines beliebig kompliziert geformten Bauteils durch Erzeugung eines dichtgepakten Formkörpers ausgehend von einem rieselfähigen Pulver
DE4012700A1 (de) * 1990-04-20 1991-10-31 Hutschenreuther Verfahren zur herstellung eines keramischen formkoerpers und einrichtung zum pressen eines keramischen formlings
EP0545718A3 (en) * 1991-12-03 1993-10-13 Janome Sewing Machine Co., Ltd. Method of making bone-implants
JPH09504204A (ja) * 1993-10-29 1997-04-28 メドトロニック・インコーポレーテッド 医療用リード線及びその製造方法
DE19537204A1 (de) * 1995-10-06 1997-04-10 Ernst Otto Kruse Vorrichtung zum Herstellen von Gießformen
DE19600185C2 (de) * 1996-01-04 2001-05-03 Klaus Strobel Vorrichtung zur Herstellung trockengepreßter Formlinge
DE59700058D1 (de) * 1997-03-27 1999-02-04 Rieter Werke Haendle Form zum Pressen von Formkörpern aus plastischen Massen
WO1998043793A1 (de) * 1997-03-27 1998-10-08 Rieter-Werke Händle GmbH & Co. KG Form zum pressen von formkörpern aus plastischen massen
ES2156507B1 (es) * 1998-10-19 2002-02-01 Lopez Jose Bueno Valvula de retencion, especialmente para circuitos neumaticos.
SE0000171D0 (sv) * 2000-02-02 2000-02-02 Hoeganaes Ab Powder filling method and arrangement therefor
US6588462B1 (en) * 2000-05-26 2003-07-08 Taro Ogawa Filling device and filling method
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US7323192B2 (en) * 2001-09-28 2008-01-29 Mcneil-Ppc, Inc. Immediate release tablet
US7838026B2 (en) 2001-09-28 2010-11-23 Mcneil-Ppc, Inc. Burst-release polymer composition and dosage forms comprising the same
US6982094B2 (en) * 2001-09-28 2006-01-03 Mcneil-Ppc, Inc. Systems, methods and apparatuses for manufacturing dosage forms
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US6742646B2 (en) * 2001-09-28 2004-06-01 Mcneil-Ppc, Inc. Systems, methods and apparatuses for manufacturing dosage forms
ITRE20020025U1 (it) * 2002-07-29 2004-01-29 Sacmi Molds & Dies S P A Mezzi di connessione idraulica tra tampone isostatico e rispettivo zoccolo
US7807197B2 (en) * 2002-09-28 2010-10-05 Mcneil-Ppc, Inc. Composite dosage forms having an inlaid portion
US20050074514A1 (en) * 2003-10-02 2005-04-07 Anderson Oliver B. Zero cycle molding systems, methods and apparatuses for manufacturing dosage forms
US8673352B2 (en) 2005-04-15 2014-03-18 Mcneil-Ppc, Inc. Modified release dosage form
ES2760927T3 (es) * 2007-07-13 2020-05-18 Advanced Ceramics Mfg Llc Mandriles basados en áridos para la producción de piezas de material compuesto y métodos de producción de piezas de material compuesto
US9314941B2 (en) 2007-07-13 2016-04-19 Advanced Ceramics Manufacturing, Llc Aggregate-based mandrels for composite part production and composite part production methods
US20090059714A1 (en) * 2007-09-05 2009-03-05 Bepex International, Llc Gravity flow processor for particulate materials
SE533916C2 (sv) * 2008-05-13 2011-03-01 Seco Tools Ab Form för formsprutning av för skärverktyg avsedda skär som har en luftspalt med kontrollerad bredd och en metod för att framställa sådana skär
JP5143783B2 (ja) * 2009-05-12 2013-02-13 独立行政法人産業技術総合研究所 成形型、その製造方法、および中空セラミック製品を製造する方法
CN114055601B (zh) * 2021-07-30 2023-04-14 东阳森久玩具有限公司 塑压产品的生产工艺

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US20460A (en) * 1858-06-01 Improvement in the manufacture of pliers
US1863854A (en) * 1929-11-04 1932-06-21 Champion Porcelain Company Method of and apparatus for shaping articles
DE604691C (de) * 1932-04-27 1934-10-26 Champion Spark Plug Co Verfahren zur Herstellung von Formlingen, insbesondere aus keramischem Stoff
DE864676C (de) * 1951-06-09 1953-01-26 Philips Patentverwaltung Vorrichtung und Verfahren zur Herstellung keramischer Formteile
DE1097621B (de) * 1956-03-23 1961-01-19 Fritz Hansberg Verfahren und Formmaschine zur pneumatischen Herstellung von Giessereikernen und Giessereiformen sowie Kasten hierfuer
US3099045A (en) * 1960-06-01 1963-07-30 American Can Co Method and apparatus for molding preexpanded plastic beads
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FR1542605A (fr) * 1966-07-29 Werz Furnier Sperrholz Procédé pour remplir les moules dans le moulage à la presse et dispositif pour lamise en oeuvre de ce procédé
US3664799A (en) * 1969-11-04 1972-05-23 American Standard Inc Powder compacting press
US4191726A (en) * 1977-06-24 1980-03-04 Gebrueder Buehler Ag Process and apparatus for manufacturing molded parts from granulated plastic materials

Also Published As

Publication number Publication date
JPS56105900A (en) 1981-08-22
GB2067461B (en) 1984-02-29
US4473526A (en) 1984-09-25
JPS6216759B2 (it) 1987-04-14
FR2473943A1 (fr) 1981-07-24
DE3101236A1 (de) 1982-01-28
IT8167072A0 (it) 1981-01-22
DE3101236C2 (de) 1984-12-13
FR2473943B1 (fr) 1987-08-21
GB2067461A (en) 1981-07-30

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Effective date: 19990129