FR2225273A1 - - Google Patents

Info

Publication number
FR2225273A1
FR2225273A1 FR7412759A FR7412759A FR2225273A1 FR 2225273 A1 FR2225273 A1 FR 2225273A1 FR 7412759 A FR7412759 A FR 7412759A FR 7412759 A FR7412759 A FR 7412759A FR 2225273 A1 FR2225273 A1 FR 2225273A1
Authority
FR
France
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.)
Granted
Application number
FR7412759A
Other versions
FR2225273B1 (fr
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.)
General Engineering Co Ltd
Original Assignee
General Engineering Co 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 General Engineering Co Ltd filed Critical General Engineering Co Ltd
Publication of FR2225273A1 publication Critical patent/FR2225273A1/fr
Application granted granted Critical
Publication of FR2225273B1 publication Critical patent/FR2225273B1/fr
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
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/365—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using pumps, e.g. piston pumps
    • B29C48/37—Gear pumps
    • 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
    • B29C48/025—General arrangement or layout of plant
    • B29C48/0255—General arrangement or layout of plant for extruding parallel streams of material, e.g. several separate parallel streams of extruded material forming separate articles
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/387—Plasticisers, homogenisers or feeders comprising two or more stages using a screw extruder and a gear pump
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • B29C48/402—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders the screws having intermeshing parts
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/695—Flow dividers, e.g. breaker plates
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/695—Flow dividers, e.g. breaker plates
    • B29C48/70—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows
    • B29C48/71—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows for layer multiplication
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92019—Pressure
    • 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
    • B29C2948/92514—Pressure
    • 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
    • B29C2948/9258—Velocity
    • B29C2948/9259—Angular velocity
    • 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
    • B29C2948/9258—Velocity
    • B29C2948/926—Flow or feed rate
    • 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
    • B29C2948/92885—Screw or gear
    • 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
    • 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)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
FR7412759A 1973-04-11 1974-04-11 Expired FR2225273B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1749073A GB1471115A (en) 1973-04-11 1973-04-11 Extrusion of plastics materials

Publications (2)

Publication Number Publication Date
FR2225273A1 true FR2225273A1 (fr) 1974-11-08
FR2225273B1 FR2225273B1 (fr) 1977-10-14

Family

ID=10096090

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7412759A Expired FR2225273B1 (fr) 1973-04-11 1974-04-11

Country Status (6)

Country Link
US (1) US3930782A (fr)
JP (1) JPS5833092B2 (fr)
DE (1) DE2417865C2 (fr)
FR (1) FR2225273B1 (fr)
GB (1) GB1471115A (fr)
IT (1) IT1059680B (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1980001150A1 (fr) * 1978-12-06 1980-06-12 Polymatt Kunststoffe Procede et dispositif pour l'extrusion d'une matiere moulable thermodurcissable
EP0254790A2 (fr) * 1986-07-29 1988-02-03 FARE' S.p.A. Tête d'extrudeuse pour l'extrusion de feuilles ou de films

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2416106A1 (fr) * 1978-02-02 1979-08-31 Silec Liaisons Elec Procede et dispositif d'extrusion d'un produit reticule
GB1591605A (en) * 1978-05-18 1981-06-24 Gen Eng Radcliffe Method and apparatus for the injection of additives into plastics material
GB2066140B (en) * 1979-10-12 1983-05-25 Gen Eng Radcliffe Method and apparatus for the incorporation of additives into plastics materials
JPS60257401A (ja) * 1984-06-04 1985-12-19 Hitachi Ltd プラスチツク製光学部品
JPS6177001A (ja) * 1984-09-25 1986-04-19 Canon Inc 光反射防止膜
FI84575C (fi) * 1988-09-14 1991-12-27 Partek Ab Foerfarande och glidgjutningsmaskin foer gjutning av en eller flera parallella betongprodukter.
DE19639735A1 (de) * 1996-09-27 1998-04-02 Uth Gmbh Extruder
JP2003039526A (ja) * 2001-07-31 2003-02-13 Bridgestone Corp 押出装置
US7029163B2 (en) * 2002-10-07 2006-04-18 Advanced Biomaterial Systems, Inc. Apparatus for mixing and dispensing components
US6984063B2 (en) * 2002-10-07 2006-01-10 Advanced Biomaterial Systems, Inc. Apparatus for mixing and dispensing components
AT503323B1 (de) * 2005-01-18 2008-11-15 Erema Strangformbauteil und verfahren zum anfahren desselben
JP5639385B2 (ja) * 2010-05-28 2014-12-10 宏平 澤 混練押出装置
US9149959B2 (en) 2010-10-22 2015-10-06 Monosol Rx, Llc Manufacturing of small film strips
NL2014634B1 (en) * 2015-04-14 2016-12-20 Vmi Holland Bv Extruder system for extruding cord reinforced extrudate.
PL237233B1 (pl) * 2017-11-23 2021-03-22 Dukebox Spolka Z Ograniczona Odpowiedzialnoscia Sposób otrzymywania zawiesiny zawierającej nanocząstki melatoniny
CN110480983A (zh) * 2019-08-01 2019-11-22 安徽森泰木塑集团股份有限公司 挤出机用模头及具有其的木塑挤出机
CN112318845A (zh) * 2020-11-14 2021-02-05 邓权塑业科技（湖南）有限公司 一种多层恒定挤出量的控制系统及方法
WO2023122329A1 (fr) * 2021-12-23 2023-06-29 Shaw Industries Group, Inc. Système d'injection de polymère comprenant de multiples pompes et ses procédés d'utilisation

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE550537C (de) * 1932-05-18 Veritas Gummiwerke Akt Ges Spritzkopf fuer Schlauchpressen
DE890571C (de) * 1951-12-28 1953-09-21 Hans Dipl-Ing Gastrow Heizzylinderkopf fuer Spritzgussmaschinen fuer thermoplastische Massen mit Duesenverschluss
US2767437A (en) * 1952-02-11 1956-10-23 Donald E Marshall Method of amalgamating and extruding soap
US2680880A (en) * 1953-02-12 1954-06-15 Corbett Harold Machine for combined extruding and injection molding
DE1037119B (de) * 1953-12-31 1958-08-21 Onderzoekings Inst Res Vorrichtung zur kontinuierlichen Herstellung von Staeben, Profilen, Rohren und derartigen laenglichen Gegenstaenden aus thermoplastischen Stoffen
BE532915A (fr) * 1953-12-31 1900-01-01
NL256540A (fr) * 1960-05-27 1900-01-01
US3148231A (en) * 1961-03-20 1964-09-08 Eastman Kodak Co Plastic extrusion, apparatus and control
DE1286296B (de) * 1964-10-19 1969-01-02 Fischer Rainer Verfahren und Vorrichtung zum gleichzeitigen Beschicken von mindestens zwei Spritzkoepfen bei Kunststoffverarbeitungsmaschinen von einer Strangpresse aus
DE1273174B (de) * 1966-11-03 1968-07-18 Vickers Zimmer Ag Vorrichtung zum Spinnen von Faeden, Baendern oder Straengen aus einer Schmelze oder einer Loesung aus hoeheren linearen Polymeren
GB1223275A (en) * 1967-04-05 1971-02-24 Kanegafuchii Kagaku Kogyo Kabu Improvements in and relating to extruders
GB1242733A (en) * 1967-10-24 1971-08-11 Rudolf Paul Fritsch A slit-shaped extrusion nozzle for extrusion of synthetic thermoplastics materials
DE2019629C3 (de) * 1970-04-23 1975-01-09 Ibm Deutschland Gmbh, 7000 Stuttgart Spritzkopf für Schneckenstrangpressen zum Umhüllen von Bandkabel
US3674404A (en) * 1970-08-06 1972-07-04 Sherwood Medical Ind Inc Extruder apparatus and accumulator

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1980001150A1 (fr) * 1978-12-06 1980-06-12 Polymatt Kunststoffe Procede et dispositif pour l'extrusion d'une matiere moulable thermodurcissable
EP0254790A2 (fr) * 1986-07-29 1988-02-03 FARE' S.p.A. Tête d'extrudeuse pour l'extrusion de feuilles ou de films
EP0254790A3 (fr) * 1986-07-29 1988-10-05 FARE' S.p.A. Tête d'extrudeuse pour l'extrusion de feuilles ou de films

Also Published As

Publication number Publication date
JPS5833092B2 (ja) 1983-07-18
FR2225273B1 (fr) 1977-10-14
GB1471115A (en) 1977-04-21
DE2417865A1 (de) 1974-10-31
IT1059680B (it) 1982-06-21
JPS5040668A (fr) 1975-04-14
DE2417865C2 (de) 1987-05-27
US3930782A (en) 1976-01-06

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TP Transmission of property
CA Change of address
CD Change of name or company name
TP Transmission of property
ST Notification of lapse