DE2012645A1 - Vorrichtung zum Extrudieren von schwer extrudierbaren Materialien, insbesondere von Kunststoffabfällen - Google Patents

Vorrichtung zum Extrudieren von schwer extrudierbaren Materialien, insbesondere von Kunststoffabfällen

Info

Publication number
DE2012645A1
DE2012645A1 DE19702012645 DE2012645A DE2012645A1 DE 2012645 A1 DE2012645 A1 DE 2012645A1 DE 19702012645 DE19702012645 DE 19702012645 DE 2012645 A DE2012645 A DE 2012645A DE 2012645 A1 DE2012645 A1 DE 2012645A1
Authority
DE
Germany
Prior art keywords
screw
housing
screw press
press
feed zone
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.)
Pending
Application number
DE19702012645
Other languages
German (de)
English (en)
Inventor
Charles Mandeville Gloucester Mass. Schott Jun. (V.St.A.)
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.)
Gloucester Engineering Co Inc
Original Assignee
Gloucester Engineering Co Inc
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 Gloucester Engineering Co Inc filed Critical Gloucester Engineering Co Inc
Publication of DE2012645A1 publication Critical patent/DE2012645A1/de
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B11/00—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
    • B30B11/22—Extrusion presses; Dies therefor
    • B30B11/24—Extrusion presses; Dies therefor using screws or worms
    • 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
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/0005—Direct recuperation and re-use of scrap material during moulding operation, i.e. feed-back of used material
    • 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
    • B29C48/05—Filamentary, e.g. strands
    • 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
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • 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
    • B29C48/254—Sealing means
    • 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
    • B29C48/285—Feeding the extrusion material to the extruder
    • B29C48/286—Raw material dosing
    • 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
    • B29C48/285—Feeding the extrusion material to the extruder
    • B29C48/288—Feeding the extrusion material to the extruder in solid form, e.g. powder or granules
    • 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
    • B29C48/285—Feeding the extrusion material to the extruder
    • B29C48/29—Feeding the extrusion material to the extruder in liquid form
    • 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
    • B29C48/50—Details of extruders
    • B29C48/501—Extruder feed section
    • 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
    • B29C48/505—Screws
    • B29C48/51—Screws with internal flow passages, e.g. for molten material
    • B29C48/515—Screws with internal flow passages, e.g. for molten material for auxiliary fluids, e.g. foaming agents
    • 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
    • B29C48/505—Screws
    • B29C48/53—Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
    • 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
    • B29C48/68—Barrels or 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/68—Barrels or cylinders
    • B29C48/685—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads
    • B29C48/686—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads having grooves or cavities
    • 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
    • B29C48/793—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling upstream of the plasticising zone, e.g. heating in the hopper
    • B29C48/797—Cooling
    • 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
    • B29C48/84—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 by heating or cooling the feeding screws
    • B29C48/85—Cooling
    • 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
    • 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
    • B29C48/505—Screws
    • B29C48/64—Screws with two or more threads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2007/00—Flat articles, e.g. films or sheets
    • B29L2007/008—Wide strips, e.g. films, webs
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
DE19702012645 1969-03-13 1970-03-10 Vorrichtung zum Extrudieren von schwer extrudierbaren Materialien, insbesondere von Kunststoffabfällen Pending DE2012645A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US80686169 US3645659A (en) 1969-03-13 1969-03-13 Extruding plastic

Publications (1)

Publication Number Publication Date
DE2012645A1 true DE2012645A1 (de) 1970-09-24

Family

ID=25194995

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19702012645 Pending DE2012645A1 (de) 1969-03-13 1970-03-10 Vorrichtung zum Extrudieren von schwer extrudierbaren Materialien, insbesondere von Kunststoffabfällen
DE19702012633 Pending DE2012633A1 (de) 1969-03-13 1970-03-10 Schneckenpresse

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE19702012633 Pending DE2012633A1 (de) 1969-03-13 1970-03-10 Schneckenpresse

Country Status (6)

Country Link
US (3) US3645659A (enExample)
JP (2) JPS5231391B1 (enExample)
CH (2) CH495829A (enExample)
DE (2) DE2012645A1 (enExample)
FR (2) FR2038889A5 (enExample)
GB (2) GB1298694A (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2703461A1 (de) * 1977-01-28 1978-08-03 Zimmer Ag Verfahren und vorrichtung zum wiederaufschmelzen von polymerabfaellen
DE2810003A1 (de) * 1977-04-19 1978-10-26 Lankhorst Touwfab Bv Verfahren zum verarbeiten von thermoplastischem kunststoffmaterial zu einem gegenstand mit den be- und verarbeitbarkeitseigenschaften von holz, und durch anwendung dieses verfahrens erhaltener gegenstand
DE3525554A1 (de) * 1984-08-01 1986-02-06 Paracon Extrudertechnik, Asten Vorrichtung zum aufbereiten von thermoplastischem kunststoff
DE3836953A1 (de) * 1987-11-06 1989-05-18 Omnium Traitement Valorisa Verfahren zur herstellung stranggepresster oder spritzgegossener gegenstaende auf der basis von kunststoffe enthaltenden abfaellen

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1507826A (en) * 1974-04-10 1978-04-19 British Industrial Plastics Extruders and injection moulding machines
US3954366A (en) * 1975-01-06 1976-05-04 Fields Reuben T Two-stage single screw extrusion apparatus
JPS51119523U (enExample) * 1975-03-26 1976-09-28
US4124559A (en) * 1975-10-14 1978-11-07 Bayer Aktiengesellschaft Compaction of pulverized rubber mixtures
US4072185A (en) * 1975-10-17 1978-02-07 Crompton & Knowles Corporation Air cooling apparatus for vertical extruders
CH612375A5 (enExample) * 1977-03-29 1979-07-31 Maillefer Sa
DE2825825A1 (de) * 1978-06-13 1979-12-20 Staehle Maschbau Extruder zur plastifizierung von kunststoffmassen
US4164388A (en) * 1978-06-16 1979-08-14 International Spike, Inc. Extrusion die assembly
US4319871A (en) * 1979-04-23 1982-03-16 Mcalister Roy E Apparatus for extruding a thermoplastic material
DE2924318C2 (de) * 1979-06-15 1984-07-19 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Zweistufige Schneckenstrangpreßvorrichtung für thermoplastische Formmassen, insbesondere für pulverförmige Kunststoffe
US4336213A (en) * 1980-02-06 1982-06-22 Fox Steve A Plastic extrusion apparatus and method
DE3010825C2 (de) * 1980-03-21 1983-09-29 Plastik-Maschinenbau Gmbh & Co Kg Entwicklungsgesellschaft, 5489 Kelberg Aufbereitungsmaschine für unzerkleinerte thermoplastische Kunststoff-Folienbahnen
US4333789A (en) * 1980-07-25 1982-06-08 Mcalister Roy E Apparatus for manifolding multiple passage solar panel
US4352567A (en) * 1981-06-10 1982-10-05 Raul Guibert Automatic dough-processing apparatus
DE3241430C2 (de) * 1982-04-16 1984-08-02 Werner & Pfleiderer, 7000 Stuttgart Pumpe für viskose Stoffe
JPS5958918U (ja) * 1982-10-13 1984-04-17 三菱電機株式会社 リアクトル
US4471963A (en) * 1984-01-09 1984-09-18 Luwa Corporation Sealing member for rotating shaft and method of sealing therewith
FR2573341B1 (fr) * 1984-11-21 1987-01-30 Pirelli Treficable Tete d'extrusion rotative, notamment pour la fabrication de joncs a rainures helicoidales pour fibres optiques
JPS61124088U (enExample) * 1985-01-22 1986-08-05
US4844928A (en) * 1985-03-27 1989-07-04 Lever Brothers Company Process for the preparation of an edible fat-containing product
US4840810A (en) * 1985-03-27 1989-06-20 Lever Brothers Company Process for the preparation of an edible fat-containing product
US5312224A (en) * 1993-03-12 1994-05-17 International Business Machines Corporation Conical logarithmic spiral viscosity pump
GB9415720D0 (en) * 1994-08-03 1994-09-21 Environmental Polymers Ltd Extrusion and moulding apparatus and method
JP4092444B2 (ja) * 1997-12-04 2008-05-28 ミサワホーム株式会社 成形品製造方法および成形品製造用混練装置
US6277314B1 (en) 1998-02-04 2001-08-21 Flextech Packaging, Ltd. System and method for producing polymeric film
US20030025236A1 (en) * 2001-08-01 2003-02-06 Xerox Corporation Toner extruder feed apparatus
DE10250746A1 (de) * 2002-10-31 2004-05-13 Schenck Process Gmbh Wellendurchführung
US20070104822A1 (en) * 2004-01-05 2007-05-10 Autonetworks Technologies, Ltd. Plasticizing apparatus for resin material
AT504709B1 (de) * 2006-11-23 2008-09-15 Erema Verfahren und vorrichtung zur einbringung von zusatzstoffen
WO2013057737A2 (en) * 2011-06-20 2013-04-25 Essel Propack Limited Process of recycling plastics, products and applications thereof.
DE102011114576A1 (de) * 2011-09-30 2013-04-04 Thermo Electron (Karlsruhe) Gmbh Extruder
AT512170B1 (de) * 2012-02-28 2013-06-15 Bsw Machinery Handels Gmbh Vorrichtung zum Zuführen von Granulat und Füllmaterial zu einer Extruderschnecke eines Extruders
AU2013200687B1 (en) * 2013-01-09 2014-03-13 Polymeric Powders Company Pty Ltd Method and device for polymer pulverisation extrusion
WO2014107758A1 (en) * 2013-01-09 2014-07-17 Polymeric Powders Company Pty Ltd Method and device for polymer pulverisation extrusion
CN104068456B (zh) * 2014-07-02 2016-08-24 江苏牧羊控股有限公司 一种颗粒仓与齿轮箱的连接装置
EP3053725A1 (de) * 2015-02-06 2016-08-10 LANXESS Deutschland GmbH Stopfschnecke
FR3037789A1 (fr) * 2015-06-23 2016-12-30 Rondol Ind Ligne de production pour la production de medicaments, et installation de production comprenant une telle ligne de production
EP3463799B1 (de) * 2016-05-27 2023-09-13 AIM3D GmbH Anlage zur additiven fertigung von metallteilen
DE102017114841B4 (de) * 2017-07-04 2022-09-15 Aim3D Gmbh Vorrichtung und Verfahren zur Extrusion von thermo-mechanisch verformbaren granulatförmigen Materialien
IT201700148711A1 (enExample) * 2017-12-22 2019-06-22
US20230123663A1 (en) * 2018-11-27 2023-04-20 Aim3D Gmbh Extruder for a system for the additive manufacture of metal parts using the composite extrusion modeling (cem) method
DE102019217113A1 (de) * 2019-02-28 2020-09-03 Aim3D Gmbh Befülleinrichtung für die Zuführung von Verarbeitungsmaterial an eine Extruderschnecke und Verfahren zur Zuführung von Verarbeitungsmaterial an eine Extruderschnecke
CN111334870B (zh) * 2020-03-24 2022-04-12 福建唐源合纤科技有限公司 用于锦纶6聚合纤维生产的新型螺杆挤压机进料结构
DE102020124297A1 (de) * 2020-09-17 2022-03-17 Hans Weber Maschinenfabrik Gmbh Extrusionseinrichtung
CN112283580A (zh) * 2020-10-21 2021-01-29 普布旦增 一种带有温控的废气燃气回收用储存设备
CN113172862A (zh) * 2021-04-23 2021-07-27 明浩塑胶科技(昆山)有限公司 一种用于法兰桶生产的多层挤出设备及其使用方法
DE102021207518A1 (de) * 2021-07-14 2023-01-19 Aim3D Gmbh Befülleinrichtung für die Zuführung von Verarbeitungsmaterial an eine Extruderschnecke mit axial erstreckenden Einbuchtungen an einer Trichterwandung
CN115320062B (zh) * 2022-08-17 2025-08-12 河北格瑞尔斯塑机制造有限公司 降温式螺杆挤出机

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1790347A (en) * 1931-01-27 Method and appabatus fob hexing dough
US1762368A (en) * 1928-09-08 1930-06-10 Nat Erie Company Extrusion apparatus
US1750916A (en) * 1928-12-17 1930-03-18 Anderson Co V D Screw press
US2149736A (en) * 1933-10-21 1939-03-07 Stanley Hiller Ltd Apparatus and method for expressing fluid
US2370469A (en) * 1940-11-30 1945-02-27 Du Pont Apparatus for extrusion of organic materials
US2567523A (en) * 1948-06-16 1951-09-11 Sulzer Bros London Ltd Apparatus for feeding clay or like plastic material to mechanism in which it is to be molded into pottery or like articles
US2641800A (en) * 1951-06-21 1953-06-16 Western Electric Co Apparatus for advancing and working plastic compounds
GB989330A (en) * 1963-02-04 1965-04-14 Buss Ag Improvements in machines for kneading and extruding plastic masses
US3278986A (en) * 1963-08-29 1966-10-18 Benjamin P Welt Plastic compounder
CH417044A (de) * 1964-02-29 1966-07-15 Werner & Pfleiderer Maschinenf Schneckenmaschine zum Verarbeiten bzw. Aufbereiten thermoplastischer Kunststoffmassen
US3310836A (en) * 1964-09-25 1967-03-28 George B Nichols Extruder, etc.
DE1454897A1 (de) * 1964-10-08 1969-03-27 Vickers Zimmer Ag Einrichtung zum Aufschmelzen von Kunststoffgranulaten
US3416189A (en) * 1967-03-10 1968-12-17 Benjamin P. Welt Shaft seal for extruders of heat-sensitive plastics and like materials
DE1927067A1 (de) * 1969-05-28 1970-12-10 Barmag Barmer Maschf Schneckenpresse fuer thermoplastische Werkstoffe

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2703461A1 (de) * 1977-01-28 1978-08-03 Zimmer Ag Verfahren und vorrichtung zum wiederaufschmelzen von polymerabfaellen
DE2810003A1 (de) * 1977-04-19 1978-10-26 Lankhorst Touwfab Bv Verfahren zum verarbeiten von thermoplastischem kunststoffmaterial zu einem gegenstand mit den be- und verarbeitbarkeitseigenschaften von holz, und durch anwendung dieses verfahrens erhaltener gegenstand
DE3525554A1 (de) * 1984-08-01 1986-02-06 Paracon Extrudertechnik, Asten Vorrichtung zum aufbereiten von thermoplastischem kunststoff
AT385234B (de) * 1984-08-01 1988-03-10 Paracon Extrusionstech Gmbh Vorrichtung zum aufbereiten von thermoplastischem kunststoffgut
DE3836953A1 (de) * 1987-11-06 1989-05-18 Omnium Traitement Valorisa Verfahren zur herstellung stranggepresster oder spritzgegossener gegenstaende auf der basis von kunststoffe enthaltenden abfaellen
DE3836953C2 (de) * 1987-11-06 2000-02-24 Omnium Traitement Valorisa Verfahren zur Herstellung stranggepreßter oder spritzgegossener Gegenstände auf der Basis von Kunststoffe enthaltenden Abfällen

Also Published As

Publication number Publication date
CH495829A (de) 1970-09-15
JPS4933345B1 (enExample) 1974-09-06
FR2038888A5 (enExample) 1971-01-08
JPS5231391B1 (enExample) 1977-08-15
DE2012633A1 (de) 1970-10-01
CH496537A (de) 1970-09-30
US3762313A (en) 1973-10-02
US3645659A (en) 1972-02-29
GB1298694A (en) 1972-12-06
US3799510A (en) 1974-03-26
GB1298693A (en) 1972-12-06
FR2038889A5 (enExample) 1971-01-08

Similar Documents

Publication Publication Date Title
DE2012645A1 (de) Vorrichtung zum Extrudieren von schwer extrudierbaren Materialien, insbesondere von Kunststoffabfällen
DE69118431T2 (de) Extruderschnecke
EP3648946B1 (de) Vorrichtung und verfahren zur extrusion von thermo-mechanisch verformbaren materialien in schüttgutform und schneckenextruder kompakter bauform
DE2307717C3 (de) Kontinuierlich arbeitende Mischvorrichtung für plastische Massen
EP1628812B1 (de) Vorrichtung zur aufbereitung von kunststoffmaterial zu recyclingzwecken
DE1404994A1 (de) Verfahren und Vorrichtung zum Entwaessern von plastischen Stoffen
DE69303925T2 (de) Mischungsmaschine vom "Transfermix" Typus
AT413511B (de) Vorrichtung zur aufbereitung von kunststoffmaterial zu recyclingzwecken
EP1620246B1 (de) Mehrwellenextruder
DE102007057613B4 (de) Extruderschnecke für einen Schneckenextruder
DE2660469C2 (de) Extruderschnecke
AT413354B (de) Aufbereitungsvorrichtung für kunststoffmaterial
EP3898160B1 (de) Aufbereitungsanlage sowie verfahren zur aufbereitung von kunststoffmaterial für dessen wiederverwertung
DE3233416C2 (enExample)
DE3512538C2 (enExample)
EP0716878A2 (de) Vorrichtung zum Herstellen von Farbe
DE19726415A1 (de) Stopfschnecke für Extruder
DE1145787B (de) Schneckenstrangpresse mit einem Stauabschnitt, dessen Querschnitt veraenderlich ist
DE102005002997A1 (de) Schneckenfilterpresse
DE2415593C2 (de) Silo zum Speichern von schüttfähigem, jedoch schwerfließendem Gut
DE69212748T2 (de) Apparat zum Rekuperieren heterogener Abfälle, insbesonderen heterogener Kunststoff-Abfälle
DE3225065C1 (de) Vorrichtung zum Entwaessern und Plastifizieren von Explosivstoffgemischen
DE1949836C3 (de) Plastifizier und Knetvorrichtung fur plastifizierbares Gut, insbesondere Kunststoffe
DE19852493B4 (de) Extruder mit Entgasung
DE2241111C2 (de) Doppel- oder Mehrschneckenpresse zur Verarbeitung von pulverförmigen plastifizierbaren Massen

Legal Events

Date Code Title Description
OHN Withdrawal