GB1299094A - Injection moulding apparatus - Google Patents

Injection moulding apparatus

Info

Publication number
GB1299094A
GB1299094A GB26486/70A GB2648670A GB1299094A GB 1299094 A GB1299094 A GB 1299094A GB 26486/70 A GB26486/70 A GB 26486/70A GB 2648670 A GB2648670 A GB 2648670A GB 1299094 A GB1299094 A GB 1299094A
Authority
GB
United Kingdom
Prior art keywords
channel
valve
mould
piston
valves
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.)
Expired
Application number
GB26486/70A
Other languages
English (en)
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.)
Bayer AG
Mannesmann Demag Krauss Maffei GmbH
Original Assignee
Bayer AG
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
Priority claimed from DE19691931921 external-priority patent/DE1931921C/de
Application filed by Bayer AG, Krauss Maffei AG filed Critical Bayer AG
Publication of GB1299094A publication Critical patent/GB1299094A/en
Expired legal-status Critical Current

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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/58—Moulds
    • B29C44/581—Closure devices for pour holes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/58—Component parts, details or accessories; Auxiliary operations
    • B29B7/60—Component parts, details or accessories; Auxiliary operations for feeding, e.g. end guides for the incoming material
    • B29B7/603—Component parts, details or accessories; Auxiliary operations for feeding, e.g. end guides for the incoming material in measured doses, e.g. proportioning of several materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/58—Component parts, details or accessories; Auxiliary operations
    • B29B7/72—Measuring, controlling or regulating
    • B29B7/728—Measuring data of the driving system, e.g. torque, speed, power, vibration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7404—Mixing devices specially adapted for foamable substances
    • B29B7/7409—Mixing devices specially adapted for foamable substances with supply of gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7404—Mixing devices specially adapted for foamable substances
    • B29B7/7409—Mixing devices specially adapted for foamable substances with supply of gas
    • B29B7/7428—Methodical aspects
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7404—Mixing devices specially adapted for foamable substances
    • B29B7/7433—Plants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7471—Mixers in which the mixing takes place at the inlet of a mould, e.g. mixing chambers situated in the mould opening
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/0061—Moulds or cores; Details thereof or accessories therefor characterised by the configuration of the material feeding channel
    • 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
    • B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
    • 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
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/24—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 characterised by the choice of material
    • B29C67/246—Moulding high reactive monomers or prepolymers, e.g. by reaction injection moulding [RIM], liquid injection moulding [LIM]

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
GB26486/70A 1969-06-24 1970-06-02 Injection moulding apparatus Expired GB1299094A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691931921 DE1931921C (de) 1969-06-24 Vorrichtung zum Zuführen von min destens zwei Kunststoffkomponenten, vor zugsweise mit einem Blähmittel in einer derselben, in den Formhohlraum einer Gießform

Publications (1)

Publication Number Publication Date
GB1299094A true GB1299094A (en) 1972-12-06

Family

ID=5737837

Family Applications (1)

Application Number Title Priority Date Filing Date
GB26486/70A Expired GB1299094A (en) 1969-06-24 1970-06-02 Injection moulding apparatus

Country Status (6)

Country Link
US (1) US3674398A (2)
JP (1) JPS4819385B1 (2)
FR (1) FR2047899B1 (2)
GB (1) GB1299094A (2)
NO (1) NO136080C (2)
SE (1) SE365450B (2)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014086516A1 (de) 2012-12-03 2014-06-12 Fostag Formenbau Ag Spritzgusswerkzeug mit heisskanalverteiler

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4452919A (en) * 1979-04-13 1984-06-05 Schneider Fritz W High velocity mixing method
US4239732A (en) * 1979-04-13 1980-12-16 The Martin Sweets Company, Inc. High velocity mixing system
US4416603A (en) * 1981-10-07 1983-11-22 Peltsman Michael I Low pressure hot molding machine
US4908168A (en) * 1987-06-29 1990-03-13 The Dow Chemical Company Method for small scale forming of hardenable materials of organic origin
US5313298A (en) * 1992-03-05 1994-05-17 Rubin, Bednarek And Associates, Inc. Video companding method and system
US5989003A (en) * 1998-04-03 1999-11-23 Lear Corporation Apparatus for consecutively molding differently colored parts
US20030217829A1 (en) * 2002-05-21 2003-11-27 Baron Frank D.R. Clamping assembly for two platen die cast machine
US7025913B2 (en) * 2003-04-04 2006-04-11 Honeywell International Inc. Delivery of pitch/thermoplastic/thermoset resins in RTM systems
US20060071358A1 (en) * 2004-10-04 2006-04-06 Lear Corporation Apparatus and method for delivering polyurethane forming methods
FR2987308B1 (fr) * 2012-02-23 2016-05-13 Snecma Procede de fabrication d'une piece composite par injection de resine dans un outillage, et dispositif comportant cet outillage
CN104843489A (zh) * 2015-04-24 2015-08-19 天津市实达电力设备有限公司 一种并列放置双上引大出力连续输送泵
IT201800004502A1 (it) * 2018-04-13 2019-10-13 Apparecchiatura perfezionata per stampaggio a reazione ed iniezione

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3220801A (en) * 1962-05-31 1965-11-30 Gen Motors Corp Froth generator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014086516A1 (de) 2012-12-03 2014-06-12 Fostag Formenbau Ag Spritzgusswerkzeug mit heisskanalverteiler

Also Published As

Publication number Publication date
DE1931921B2 (de) 1973-01-18
JPS4819385B1 (2) 1973-06-13
SE365450B (2) 1974-03-25
FR2047899A1 (2) 1971-03-19
DE1931921A1 (de) 1971-01-21
NO136080B (2) 1977-04-12
NO136080C (no) 1977-07-20
US3674398A (en) 1972-07-04
FR2047899B1 (2) 1975-02-21

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee