ATE71328T1 - Fluessigkeitsgekuehlter hydraulischer antriebsmechanismus zum spritzgiessen. - Google Patents

Fluessigkeitsgekuehlter hydraulischer antriebsmechanismus zum spritzgiessen.

Info

Publication number
ATE71328T1
ATE71328T1 AT87114679T AT87114679T ATE71328T1 AT E71328 T1 ATE71328 T1 AT E71328T1 AT 87114679 T AT87114679 T AT 87114679T AT 87114679 T AT87114679 T AT 87114679T AT E71328 T1 ATE71328 T1 AT E71328T1
Authority
AT
Austria
Prior art keywords
injection molding
additional cooling
liquid
drive mechanism
hydraulic fluid
Prior art date
Application number
AT87114679T
Other languages
English (en)
Inventor
Harald Hans Schmidt
Original Assignee
Mold Masters Ltd
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 Mold Masters Ltd filed Critical Mold Masters Ltd
Application granted granted Critical
Publication of ATE71328T1 publication Critical patent/ATE71328T1/de

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
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/28—Closure devices therefor
    • B29C45/2806—Closure devices therefor consisting of needle valve systems
    • B29C45/281—Drive means therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Fluid-Pressure Circuits (AREA)
AT87114679T 1986-10-17 1987-10-08 Fluessigkeitsgekuehlter hydraulischer antriebsmechanismus zum spritzgiessen. ATE71328T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA000520804A CA1253310A (en) 1986-10-17 1986-10-17 Fluid cooled hydraulic actuating mechanism for injection molding
EP87114679A EP0270766B1 (de) 1986-10-17 1987-10-08 Flüssigkeitsgekühlter hydraulischer Antriebsmechanismus zum Spritzgiessen

Publications (1)

Publication Number Publication Date
ATE71328T1 true ATE71328T1 (de) 1992-01-15

Family

ID=4134173

Family Applications (1)

Application Number Title Priority Date Filing Date
AT87114679T ATE71328T1 (de) 1986-10-17 1987-10-08 Fluessigkeitsgekuehlter hydraulischer antriebsmechanismus zum spritzgiessen.

Country Status (7)

Country Link
US (1) US4747770A (de)
EP (1) EP0270766B1 (de)
JP (1) JPS63109031A (de)
AT (1) ATE71328T1 (de)
CA (1) CA1253310A (de)
DE (1) DE3775901D1 (de)
ES (1) ES2029677T3 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011002586A1 (de) * 2011-01-12 2012-07-12 Mht Mold & Hotrunner Technology Ag Spritzgießmaschine

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4698013A (en) * 1986-10-20 1987-10-06 Butcher Robert M Mechanism for valve gated injection molding with resilient retaining ring
CA1259156A (en) * 1986-10-31 1989-09-12 Harald H. Schmidt Fluid cooled hydraulic actuating mechanism for single cavity injection molding
AU630761B2 (en) * 1989-11-14 1992-11-05 F F Seeley Nominees Pty Ltd Valve gate manifold
US5071340A (en) * 1990-03-02 1991-12-10 Dart Industries Inc. Cooling arrangement for valve stem gates in hot runner injection molding machine systems
US5083913A (en) * 1990-03-26 1992-01-28 American Standard Inc. Mix head bushing seal
CA2022123C (en) * 1990-07-27 1998-02-03 Jobst Ulrich Gellert Injection molding insulative and resilient spacer member
JPH0716978B2 (ja) * 1992-12-21 1995-03-01 世紀株式会社 バルブゲート型射出成形装置
US5539857A (en) * 1994-01-24 1996-07-23 Caco Pacific Corporation Heater block for injection molding with removable heat conductive member in groove in heater block
US5635227A (en) * 1995-06-07 1997-06-03 R & D Tool And Engineering, Inc. Replaceable air cylinder unit and valve gate for injection molding machines
US6099292A (en) * 1997-10-22 2000-08-08 Caco Pacific Corporation Heater block with unitized removable heat conductive member
US5948448A (en) * 1997-11-18 1999-09-07 Eurotool, Inc. Apparatus for controlling plastic melt flow in injection molding machines
EP1223018B1 (de) 2001-01-10 2005-05-25 Synventive Molding Solutions B.V. Spritzgiessvorrichtung mit einer gekühlten Führungsbüchse für eine Ventilnadel
US6683283B2 (en) 2002-05-10 2004-01-27 Dynisco Hot Runners Inc. Canada Apparatus and method for heating injection molding fluid
DE20216125U1 (de) * 2002-10-18 2003-01-23 Heitec Heisskanaltechnik Gmbh Vorrichtung zum Öffnen und Schliessen von Einspritzdüsen in einem Spritzgusswerkzeug
CA2409785C (en) * 2002-10-25 2010-09-07 Harald Schmidt Apparatus for heating injection molding fluid
ATE486706T1 (de) 2003-06-23 2010-11-15 Panos Trakas Verbesserte verstellbare ventilnadelanordnung und verfahren
US7165958B2 (en) * 2004-04-23 2007-01-23 Husky Injection Molding Systems Ltd. Apparatus for adjustable hot runner assembly seals and tip height using active material elements
ITTO20050611A1 (it) * 2005-09-09 2007-03-10 Thermoplay Spa Commutatore del flusso di materiale plastico fuso in una piastrra calda per lo stampaggio ad iniezione
US7320588B2 (en) * 2005-10-12 2008-01-22 Mold-Masters (2007) Limited Distribution assembly for an injection molding apparatus
CN101088738B (zh) * 2006-06-16 2012-11-14 马斯特模具（2007）有限公司 用于注射成型的开环压力控制
US7731489B2 (en) * 2006-12-21 2010-06-08 Mold-Masters (2007) Limited Valve for co-injection molding apparatus
US8113818B2 (en) 2010-03-30 2012-02-14 Panos Trakas Valve gate system
US20130147091A1 (en) * 2011-12-12 2013-06-13 Mold-Masters (2007) Limited Valve pin actuator
DE102012009412B4 (de) * 2012-05-11 2014-09-18 Incoe International, Inc. Kühlvorrichtung für den Antrieb zur Verstellung der Nadel einer Nadelventildüse in Heißkanalsystemen für Spritzgießanlagen
DE102014018798A1 (de) * 2014-12-19 2016-06-23 Gebr. Krallmann Gmbh Fördervorrichtung für eine Metallschmelze in einem Spritzgussaggregat
DE102016114706A1 (de) * 2016-08-09 2018-02-15 Mht Mold & Hotrunner Technology Ag Adapterplatte sowie Spritzgießmaschine mit einer solchen
IT201900000647A1 (it) * 2019-01-15 2020-07-15 Inglass Spa Martinetto condizionato per apparecchiature di stampaggio ad iniezione di materie plastiche
US11878453B2 (en) * 2019-07-21 2024-01-23 Incoe Corporation Leak protection bushing for hotrunner manifold assembly

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1164805A (en) * 1965-12-31 1969-09-24 Dunlop Company Ltd Formerly Du Improvements in or relating to Hydraulic Fluid Pressure Operated Double Acting Rams
US4268240A (en) * 1978-01-06 1981-05-19 Husky Injection Molding Systems Actuating mechanism for gate valve of injection nozzle
CA1179813A (en) * 1981-07-15 1984-12-27 Jobst U. Gellert Sprue bushing connector assembly and method
CA1174020A (en) * 1982-01-06 1984-09-11 Jobst U. Gellert Injection molding manifold member and method of manufacture
CA1177213A (en) * 1982-03-19 1984-11-06 Jobst U. Gellert Hydraulically actuated injection molding system
CA1193818A (en) * 1983-03-24 1985-09-24 Jobst U. Gellert Hydraulically actuated injection molding system with alternate hydraulic connections
CA1230473A (en) * 1985-11-21 1987-12-22 Arthur Harrison Method of manufacturing injection molding manifold with plugs
US4698013A (en) * 1986-10-20 1987-10-06 Butcher Robert M Mechanism for valve gated injection molding with resilient retaining ring

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011002586A1 (de) * 2011-01-12 2012-07-12 Mht Mold & Hotrunner Technology Ag Spritzgießmaschine

Also Published As

Publication number Publication date
CA1253310A (en) 1989-05-02
EP0270766A2 (de) 1988-06-15
EP0270766B1 (de) 1992-01-08
ES2029677T3 (es) 1992-09-01
US4747770A (en) 1988-05-31
JPS63109031A (ja) 1988-05-13
DE3775901D1 (de) 1992-02-20
JPH046532B2 (de) 1992-02-06
EP0270766A3 (en) 1989-06-28

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee