CS244503B1 - Pressure die casting device without buoyancy of products from polymer materials - Google Patents

Pressure die casting device without buoyancy of products from polymer materials Download PDF

Info

Publication number
CS244503B1
CS244503B1 CS802936A CS293680A CS244503B1 CS 244503 B1 CS244503 B1 CS 244503B1 CS 802936 A CS802936 A CS 802936A CS 293680 A CS293680 A CS 293680A CS 244503 B1 CS244503 B1 CS 244503B1
Authority
CS
Czechoslovakia
Prior art keywords
valve
shut
forward end
nozzle
valve member
Prior art date
Application number
CS802936A
Other languages
Czech (cs)
English (en)
Inventor
Jevgeni Matejev
Cvetan P Krstev
Original Assignee
Jevgeni Matejev
Cvetan P Krstev
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 Jevgeni Matejev, Cvetan P Krstev filed Critical Jevgeni Matejev
Publication of CS244503B1 publication Critical patent/CS244503B1/cs

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/20—Injection nozzles
    • B29C45/23—Feed stopping equipment
    • B29C45/231—Needle valve systems therefor
CS802936A 1979-05-07 1980-04-25 Pressure die casting device without buoyancy of products from polymer materials CS244503B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BG7943474A BG28748A1 (en) 1979-05-07 1979-05-07 Apparatus for runnerless casting under presure of polymer articles

Publications (1)

Publication Number Publication Date
CS244503B1 true CS244503B1 (en) 1986-07-17

Family

ID=3906016

Family Applications (1)

Application Number Title Priority Date Filing Date
CS802936A CS244503B1 (en) 1979-05-07 1980-04-25 Pressure die casting device without buoyancy of products from polymer materials

Country Status (12)

Country Link
US (1) US4306852A (fr)
JP (1) JPS5619737A (fr)
AT (1) AT373823B (fr)
BG (1) BG28748A1 (fr)
CH (1) CH644549A5 (fr)
CS (1) CS244503B1 (fr)
DE (1) DE3016702A1 (fr)
FR (1) FR2455973B1 (fr)
GB (1) GB2048762B (fr)
IT (1) IT1188933B (fr)
SE (1) SE435152B (fr)
SU (1) SU1142299A1 (fr)

Families Citing this family (33)

* 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"
DE3167483D1 (en) * 1980-09-05 1985-01-10 Matsushita Electric Ind Co Ltd A method of producing an information recording disk
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"
JPS5874332A (ja) * 1981-10-30 1983-05-04 Sei Tsutsumi 合成樹脂射出成形方法およびその装置
EP0106980A1 (fr) * 1982-09-24 1984-05-02 Jobst Ulrich Gellert Entrée à obturateur pour le moulage par injection
US4443175A (en) * 1982-11-05 1984-04-17 Rose Robert H Apparatus and method for runnerless transfer molding of thermoset compounds
JPS60500001U (fr) * 1982-11-22 1985-01-17
US4613385A (en) * 1984-08-06 1986-09-23 Regents Of The University Of California High strength, low carbon, dual phase steel rods and wires and process for making same
US4622001A (en) * 1985-03-12 1986-11-11 Electra Form, Inc. Cavity cooling system
CA2000421A1 (fr) * 1989-10-11 1991-04-11 Jobst Ulrich Gellert Element de clapet isole pour moulage par injection
US5071340A (en) * 1990-03-02 1991-12-10 Dart Industries Inc. Cooling arrangement for valve stem gates in hot runner injection molding machine systems
US5068065A (en) * 1990-07-31 1991-11-26 Galic Maus Ventures Faster cycling sprue method and apparatus for injection molding plastic optical disks
JP2612795B2 (ja) * 1992-06-15 1997-05-21 世紀株式会社 ランナーレス射出成形装置
CA2203741C (fr) * 1997-04-25 2007-02-20 Mold-Masters Limited Appareil de moulage par injection avec un insert monopiece reperant un obturateur cylindrique
US5948448A (en) * 1997-11-18 1999-09-07 Eurotool, Inc. Apparatus for controlling plastic melt flow in injection molding machines
US6228303B1 (en) 1998-11-13 2001-05-08 Semco Plastics Company, Inc. Disappearing gate tab
US6264460B1 (en) 1999-12-09 2001-07-24 Pechiney Emballage Flexible Europe Injection gate insulating and cooling apparatus
AU5041501A (en) * 2000-04-06 2001-10-23 Maro B.V. Moulding suitable for pharmaceutical applications and method for production thereof
US6769901B2 (en) * 2000-04-12 2004-08-03 Mold-Masters Limited Injection nozzle system for an injection molding machine
US6419116B1 (en) 2001-02-27 2002-07-16 D-M-E Company Molding nozzle gate valve
CA2358148A1 (fr) 2001-10-03 2003-04-03 Mold-Masters Limited Buse d'injection
CA2358187A1 (fr) 2001-10-03 2003-04-03 Mold-Masters Limited Etancheite pour buse de moulage
US6962492B2 (en) 2001-10-05 2005-11-08 Mold-Masters Limited Gap seal between nozzle components
US7128566B2 (en) 2002-02-21 2006-10-31 Mold-Masters Limited Valve pin guiding tip for a nozzle
DE10392298B4 (de) * 2002-02-21 2016-04-28 Mold-Masters (2007) Limited Spritzgießvorrichtung mit einer Ventilnadelführung für eine ventilbetätigte Düse
AU2003218927A1 (en) * 2002-04-12 2003-10-27 Mold-Masters Limited Mold gate insert with a thermal barrier
US7025586B2 (en) * 2002-07-30 2006-04-11 Mold-Masters Limited Valve pin guidance and alignment system for an injection molding apparatus
CA2450411C (fr) 2002-11-21 2012-01-03 Mold-Masters Limited Buse a canaux chauffes avec bec, piece entourant le bec et piece d'alignement
DE10356937A1 (de) 2002-12-09 2004-07-15 Mold-Masters Ltd., Georgetown Düsenspitze und -dichtung
JP2008246742A (ja) * 2007-03-29 2008-10-16 Aisin Seiki Co Ltd 射出成形用型ノズル構造
US20090028984A1 (en) * 2007-07-26 2009-01-29 Husky Injection Molding Systems Ltd. Transition Channel For Use Between A First Conduit And A Second Conduit In A Molding System
CN104097300A (zh) * 2014-05-14 2014-10-15 苏州好特斯模具有限公司 一种封胶阀针
CN104149284A (zh) * 2014-07-31 2014-11-19 苏州市华宁机械制造有限公司 一种大水口冷流道及其浇口系统

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD77307A (fr) *
GB779071A (en) * 1953-12-07 1957-07-17 Stokes Machine Co Improved method and apparatus for injection moulding
FR1524962A (fr) * 1964-02-12 1968-05-17 Mecanique Et D Outil De Prec S Buse spéciale pour presses à injecter les matières plastiques
US3461498A (en) * 1966-11-30 1969-08-19 Scott Paper Co Pressure injection apparatus
DE1629704A1 (de) * 1967-04-13 1971-02-04 Albers Dr Ing August Spritzduese fuer Kunststoffe verarbeitende Spritzgiessmaschinen
US3535742A (en) * 1967-07-31 1970-10-27 Paul Marcus Molding apparatus valve and nozzle
FR1605509A (en) * 1968-05-13 1978-02-24 Plastics injection nozzle
US3590439A (en) * 1969-04-28 1971-07-06 Eskil P Swanson Shutoff device for an injection molding machine
IL34598A (en) * 1969-06-07 1974-03-14 Katashi Aoki An injection molding machine
CA928468A (en) * 1970-03-09 1973-06-19 Ladislao, (Wladyslaw) Putkowski Hot runner system
DE2044583A1 (en) * 1970-09-09 1972-03-16 SIEMAG Siegener MaschinenbaaGmbH, 5912 Hilchenbach-Dahlbruch Injection moulding jet - needle with forward face in alignment with jet head face and mould wall to prevent flash
DE2316281A1 (de) * 1973-03-31 1974-10-17 Diamond Tool & Die Co Spritzbuchse zum einfuehren von kunststoff in eine hohlform
DE2408878C3 (de) * 1974-02-23 1979-08-16 Kloeckner-Werke Ag, 4100 Duisburg Vorrichtung für den Spritzguß von Formungen aus ungebrannten keramischen Massen
FR2273646A1 (fr) * 1974-06-07 1976-01-02 Matra Engins Perfectionnements apportes aux procedes et dispositifs pour l'injection de resine ou autre produit polymerisable
CA1029162A (fr) * 1975-04-10 1978-04-11 Jobst U. Gellert Manchon d'etancheite pour moule d'injection a soupape d'admission
DK138213B (da) * 1975-10-10 1978-07-31 Eduard Freddy Flygenring Nåleventil med nål til indsprøjtningsdyser til formstofstøbeforme.
CA1032318A (fr) * 1976-10-12 1978-06-06 Jobst U. Gellert Mecanisme de moulage par injection a guillotine

Also Published As

Publication number Publication date
AT373823B (de) 1984-02-27
SE8003390L (sv) 1980-11-08
FR2455973A1 (fr) 1980-12-05
US4306852A (en) 1981-12-22
ATA231180A (de) 1983-07-15
IT1188933B (it) 1988-01-28
SE435152B (sv) 1984-09-10
GB2048762A (en) 1980-12-17
JPS5619737A (en) 1981-02-24
SU1142299A1 (ru) 1985-02-28
BG28748A1 (en) 1980-12-12
DE3016702A1 (de) 1980-11-20
IT8048576A0 (it) 1980-05-05
IT8048576A1 (it) 1981-11-05
FR2455973B1 (fr) 1985-03-01
GB2048762B (en) 1984-03-07
CH644549A5 (de) 1984-08-15

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