BR8200889A - Dispositivo de fecho de molde - Google Patents

Dispositivo de fecho de molde

Info

Publication number
BR8200889A
BR8200889A BR8200889A BR8200889A BR8200889A BR 8200889 A BR8200889 A BR 8200889A BR 8200889 A BR8200889 A BR 8200889A BR 8200889 A BR8200889 A BR 8200889A BR 8200889 A BR8200889 A BR 8200889A
Authority
BR
Brazil
Prior art keywords
positioning
rapid
piston
cylinder
action
Prior art date
Application number
BR8200889A
Other languages
English (en)
Inventor
Walter Wohlrab
Original Assignee
Krauss Maffei 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 Krauss Maffei Ag filed Critical Krauss Maffei Ag
Publication of BR8200889A publication Critical patent/BR8200889A/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • B22D17/20—Accessories: Details
    • B22D17/26—Mechanisms or devices for locking or opening dies
    • 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
    • B29C45/64—Mould opening, closing or clamping devices
    • B29C45/67—Mould opening, closing or clamping devices hydraulic
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/223—Injection mold closing means utilizing variable closing pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Cookers (AREA)
  • Percussion Or Vibration Massage (AREA)
  • Seal Device For Vehicle (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
BR8200889A 1981-02-25 1982-02-18 Dispositivo de fecho de molde BR8200889A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3107004A DE3107004C2 (de) 1981-02-25 1981-02-25 Formschließvorrichtung

Publications (1)

Publication Number Publication Date
BR8200889A true BR8200889A (pt) 1982-12-28

Family

ID=6125691

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8200889A BR8200889A (pt) 1981-02-25 1982-02-18 Dispositivo de fecho de molde

Country Status (6)

Country Link
US (1) US4443179A (pt)
EP (1) EP0058926B1 (pt)
JP (1) JPS57159255A (pt)
AT (1) ATE12908T1 (pt)
BR (1) BR8200889A (pt)
DE (2) DE3107004C2 (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3238111C1 (de) * 1982-10-14 1984-03-29 Karl 7298 Loßburg Hehl Hydraulikeinrichtung fuer die Formschliesseinheit einer Kunststoff-Spritzgiessmaschine
DE3319465A1 (de) * 1983-05-28 1984-11-29 Alfred Teves Gmbh, 6000 Frankfurt Hydraulischer kraftverstaerker
JPH02211965A (ja) * 1988-10-31 1990-08-23 Toshiba Mach Co Ltd 型締シリンダ装置
US5133655A (en) * 1991-01-07 1992-07-28 Husky Injection Molding Systems Ltd. Friction clamp for injection molding machine
DE4117852C2 (de) * 1991-05-31 1994-12-01 Hemscheidt Maschf Hermann Hydraulische Schließvorrichtung für eine Spritzgießform
US5249502A (en) * 1992-01-13 1993-10-05 Mijo Radocaj Double action, dual speed and force hydraulic actuators
DE4209392C2 (de) * 1992-03-23 1995-10-12 Krauss Maffei Ag Formschließvorrichtung für eine Spritzgießmaschine
DE19523420C1 (de) * 1995-06-28 1996-09-12 Boy Gmbh Dr Hydraulische Formschließvorrichtung für eine Spritzgießmaschine
DE19535927C1 (de) * 1995-09-27 1997-01-23 Hemscheidt Maschtech Schwerin Flüssigkeitstank für einen hydraulischen Schließzylinder einer Formschließeinrichtung
DE19809666C1 (de) * 1998-03-06 1999-09-23 Boy Gmbh Dr Hydraulische Formschließvorrichtung für eine Spritzgießmaschine
JP3721127B2 (ja) * 2001-12-27 2005-11-30 英夫 星 高速シリンダ装置
DE10215072A1 (de) * 2002-04-05 2003-10-30 Billion Sa Hydraulikeinrichtung zum Hin- und Herbewegen eines Maschinenteils

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT110051B (de) * 1925-08-03 1928-06-25 Fertigguss Und Metallwerk Ag Spritzgußmaschine, bei der die Bewegung des Formschlittens, sowie das Öffnen und Schließen der Formhälften mittels Druckgas erfolgt.
DE683046C (de) * 1933-12-14 1939-10-28 Hahn & Kolb Steuerung fuer mit Kolbendruck arbeitende Pressgiessmaschine
US2190755A (en) * 1937-03-06 1940-02-20 Baldwin Locomotive Works Hydraulic press
US2878648A (en) * 1957-08-26 1959-03-24 Nat Automatic Tool Company Inc Molding machine ram and valve construction
GB895053A (en) * 1958-03-10 1962-04-26 Koehring Co Improvements in moulding machines
US3084512A (en) * 1958-03-10 1963-04-09 Koehring Co Hydraulic molding machines
AT274337B (de) * 1963-04-30 1969-09-10 Mannesmann Meer Ag Vorrichtung zum Verriegeln der Formschließeinheit an einer Spritzgußmaschine
US3465387A (en) * 1967-06-12 1969-09-09 Improved Machinery Inc Two-stage clamping machine
DE1805938C3 (de) * 1968-10-30 1974-02-14 Rich. Hofheinz & Co, 5657 Haan Hydraulischer Formschließzylinder für Spritzgieß- oder Druckgießmaschinen
DE2021182C3 (de) * 1970-04-30 1978-03-30 Maschinenfabrik Weingarten Ag, 7987 Weingarten Vorrichtung zum Einstellen der Preßkolbengeschwindigkeiten und -drücke bei Druckgießmaschinen mit Drei-Phasen-System, insbesondere bei Kaltkammer-Druckgießmaschinen
US3781160A (en) * 1971-02-02 1973-12-25 Us Industries Inc Prefill valve for molding machines
JPS5224968B2 (pt) * 1972-05-19 1977-07-05
US3905742A (en) * 1974-09-30 1975-09-16 Beloit Corp Valve for an injection molding machine
DE2834895C2 (de) * 1978-08-09 1983-10-20 Dr. Boy GmbH, 5466 Neustadt Hydraulische Formschließvorrichtung mit einem Druckübersetzer

Also Published As

Publication number Publication date
DE3263219D1 (en) 1985-05-30
EP0058926B1 (de) 1985-04-24
DE3107004A1 (de) 1982-09-09
EP0058926A2 (de) 1982-09-01
JPH0232065B2 (pt) 1990-07-18
DE3107004C2 (de) 1985-11-28
US4443179A (en) 1984-04-17
ATE12908T1 (de) 1985-05-15
JPS57159255A (en) 1982-10-01
EP0058926A3 (en) 1982-10-13

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 18/02/97