ZA767348B - Moulding of synthetic plastics products - Google Patents

Moulding of synthetic plastics products

Info

Publication number
ZA767348B
ZA767348B ZA767348A ZA767348A ZA767348B ZA 767348 B ZA767348 B ZA 767348B ZA 767348 A ZA767348 A ZA 767348A ZA 767348 A ZA767348 A ZA 767348A ZA 767348 B ZA767348 B ZA 767348B
Authority
ZA
South Africa
Prior art keywords
moulding
synthetic plastics
plastics products
products
synthetic
Prior art date
Application number
ZA767348A
Other languages
English (en)
Inventor
D Nash
Original Assignee
Durapipe 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 Durapipe Ltd filed Critical Durapipe Ltd
Publication of ZA767348B publication Critical patent/ZA767348B/xx

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
    • B29C45/72—Heating or cooling
    • B29C45/74—Heating or cooling of the injection unit
    • 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
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/47—Means for plasticising or homogenising the moulding material or forcing it into the mould using screws
    • B29C45/50—Axially movable screw
    • 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
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/47—Means for plasticising or homogenising the moulding material or forcing it into the mould using screws
    • B29C45/50—Axially movable screw
    • B29C45/5092—Intrusion moulding, i.e. the screw rotates during injection
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/83—Heating or cooling the cylinders
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/83—Heating or cooling the cylinders
    • B29C48/832—Heating
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/92—Measuring, controlling or regulating
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B29C2035/0211—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould resistance heating
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/16—Cooling
    • B29C2035/1616—Cooling using liquids
    • B29C2035/1625—Cooling using liquids other than water
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92209—Temperature
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92361—Extrusion unit
    • B29C2948/9238—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/924—Barrel or housing
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92361—Extrusion unit
    • B29C2948/92409—Die; Nozzle zone
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/92895—Barrel or housing
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92904—Die; Nozzle zone
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92971—Fluids, e.g. for temperature control or of environment
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
ZA767348A 1976-04-23 1976-12-09 Moulding of synthetic plastics products ZA767348B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB16700/76A GB1572514A (en) 1976-04-23 1976-04-23 Moulding of synthetic plastics products

Publications (1)

Publication Number Publication Date
ZA767348B true ZA767348B (en) 1977-11-30

Family

ID=10082081

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA767348A ZA767348B (en) 1976-04-23 1976-12-09 Moulding of synthetic plastics products

Country Status (9)

Country Link
US (1) US4183448A (ja)
JP (1) JPS52129764A (ja)
AU (1) AU507999B2 (ja)
CA (1) CA1091880A (ja)
DE (1) DE2656658A1 (ja)
FR (1) FR2348809A1 (ja)
GB (1) GB1572514A (ja)
NL (1) NL7701314A (ja)
ZA (1) ZA767348B (ja)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0046003A3 (en) * 1980-08-12 1982-08-18 Crayonne Limited Injection moulding machines
US4545504A (en) * 1983-01-31 1985-10-08 Monsanto Company Hot melt adhesive delivery system
US4541792A (en) * 1983-05-09 1985-09-17 Nrm Corporation Dual loop temperature control system for rubber and other extruders with optional connection for heat pump
US4548341A (en) * 1983-11-02 1985-10-22 At&T Technologies, Inc. Plastic injector with heat control
DE3502162A1 (de) * 1984-01-23 1985-08-01 Omron Tateisi Electronics Co., Kyoto Heizzylindervorrichtung fuer eine formmaschine
US4607796A (en) * 1984-11-30 1986-08-26 Nauchno-Proizvodstvennoe Obiedinenie "Norplast" Method of making powder from rubber and vulcanization products
DE3629995C1 (de) * 1986-09-03 1988-02-18 Reifenhaeuser Masch Anlage fuer das Strangpressen von thermoplastischem Kunststoff
US4790455A (en) * 1986-11-10 1988-12-13 Nordson Corporation Hot melt dispensing apparatus having offset hopper
JP2559651B2 (ja) * 1991-12-26 1996-12-04 花王株式会社 射出成形の制御方法および装置
ID24359A (id) 1997-05-16 2000-07-13 Unilever Nv Proses untuk memproduksi suatu komposisi detergen
MY120986A (en) 1997-05-16 2005-12-30 Unilever Plc Process and apparatus for the production of a detergent composition
CN1100657C (zh) * 1998-07-23 2003-02-05 吕柏源 橡胶、塑料机械的注射成型装置及注射成型方法
JP3336296B2 (ja) * 1999-07-23 2002-10-21 住友重機械工業株式会社 射出装置及びその制御方法
AT411890B (de) * 2000-03-07 2004-07-26 Theysohn Extrusionstechnik Ges Verfahren zum beheizen und kühlen von extruderzylindern sowie vorrichtung hierfür
DE10251152B4 (de) * 2002-10-31 2007-10-04 Rehau Ag + Co. Extrudieren von peroxidischen vernetzbaren Formteilen aus Kunststoff
EP1637234B2 (de) * 2004-09-08 2012-06-13 Leister Technologies AG Handextruderschweissgerät
ITPD20050156A1 (it) * 2005-05-27 2006-11-28 Ritmo Spa Estrusore per la saldatura di componenti realizzati in materia plastica
US8007709B2 (en) * 2007-08-27 2011-08-30 Xaloy, Incorporated Synchronized temperature contol of plastic processing equipment
TW201422268A (zh) * 2012-12-07 2014-06-16 Ind Tech Res Inst 填充裝置及其加熱裝置
MX2017007307A (es) * 2014-12-04 2018-06-06 Extrude To Fill Llc Cierre de boquilla para sistema de moldeo por inyeccion.
WO2016090274A1 (en) 2014-12-04 2016-06-09 Extrude To Fill, LLC Injection molding system and method of fabricating a component
US9517582B2 (en) * 2014-12-04 2016-12-13 Extrude To Fill, LLC Method of molding a part
US20170014855A1 (en) * 2015-07-15 2017-01-19 Moldman Systems Llc Stacked hot melt reservoir and methods of assembling same
ES2782184T3 (es) * 2015-12-04 2020-09-11 Extrude To Fill Inc Método para moldear una parte

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA849421A (en) * 1970-08-18 J. Farrell John Temperature control system for a plastic extrusion device or the like
NL121351C (ja) * 1958-05-06 1900-01-01
US3101512A (en) * 1959-12-12 1963-08-27 Ankerwerk Gebruder Goller Screw injection molding machine
AT278342B (de) * 1959-12-24 1970-01-26 Albers August Spritzgußvorrichtung zur Verarbeitung von thermoplastischen Kunststoffen
FR1276593A (fr) * 1960-12-24 1961-11-17 Ankerwerk Gebrueder Goller Procédé et dispositif de fabrication de pièces moulées notamment en matière plastique
GB1066806A (en) * 1963-01-15 1967-04-26 Mulas Piero Giovanni Extrusion apparatus
GB1136238A (en) * 1965-12-21 1968-12-11 Pressenwerk Freital Veb Method of making thermoplastic mouldings in injection moulding machines
US3331100A (en) * 1966-01-06 1967-07-18 Dow Chemical Co Extrusion apparatus
FR1538567A (fr) * 1967-07-26 1968-09-06 Netstal Ag Maschf Giesserei Procédé et dispositif de fabrication de pièces de forme en matériau thermoplastique
US3588956A (en) * 1968-12-16 1971-06-29 Phillips Petroleum Co Apparatus and method for controlling temperature in a feed screw
BE765763R (ja) * 1970-07-08 1971-08-30 Patfoort Georges Arthur Rodolf
US3822867A (en) * 1972-10-17 1974-07-09 Improved Machinery Inc Control apparatus and methods for molding machinery
JPS4982754A (ja) * 1972-12-12 1974-08-09

Also Published As

Publication number Publication date
FR2348809B1 (ja) 1982-02-26
NL7701314A (nl) 1977-10-25
US4183448A (en) 1980-01-15
JPS52129764A (en) 1977-10-31
CA1091880A (en) 1980-12-23
GB1572514A (en) 1980-07-30
AU507999B2 (en) 1980-03-06
FR2348809A1 (fr) 1977-11-18
DE2656658A1 (de) 1977-11-03
AU2042076A (en) 1978-06-15

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