DE3380623D1 - Screw extruder for plastic material - Google Patents

Screw extruder for plastic material

Info

Publication number
DE3380623D1
DE3380623D1 DE8383810562T DE3380623T DE3380623D1 DE 3380623 D1 DE3380623 D1 DE 3380623D1 DE 8383810562 T DE8383810562 T DE 8383810562T DE 3380623 T DE3380623 T DE 3380623T DE 3380623 D1 DE3380623 D1 DE 3380623D1
Authority
DE
Germany
Prior art keywords
plastic material
heat
upstream part
insulating gasket
extruder
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
DE8383810562T
Other languages
English (en)
Inventor
Charles Maillefer
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.)
Maillefer SA
Original Assignee
Maillefer SA
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 Maillefer SA filed Critical Maillefer SA
Application granted granted Critical
Publication of DE3380623D1 publication Critical patent/DE3380623D1/de
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
    • B29C48/78—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
    • B29C48/36—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
    • B29C48/56—Screws having grooves or cavities other than the thread or the 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
    • 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
    • B29C48/80—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
    • B29C48/03—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)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Seal Device For Vehicle (AREA)
  • Materials For Medical Uses (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
DE8383810562T 1982-12-21 1983-12-05 Screw extruder for plastic material Expired DE3380623D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH7439/82A CH649738A5 (fr) 1982-12-21 1982-12-21 Extrudeuse a vis pour matieres plastiques.

Publications (1)

Publication Number Publication Date
DE3380623D1 true DE3380623D1 (en) 1989-11-02

Family

ID=4325144

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383810562T Expired DE3380623D1 (en) 1982-12-21 1983-12-05 Screw extruder for plastic material

Country Status (7)

Country Link
US (1) US4569595A (de)
EP (1) EP0112290B1 (de)
JP (1) JPS59201836A (de)
AT (1) ATE46653T1 (de)
CH (1) CH649738A5 (de)
DE (1) DE3380623D1 (de)
FI (1) FI834635A (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3629995C1 (de) * 1986-09-03 1988-02-18 Reifenhaeuser Masch Anlage fuer das Strangpressen von thermoplastischem Kunststoff
US4944906A (en) * 1988-10-11 1990-07-31 Spirex Corporation Methods of injection molding and extruding wet hygroscopic ionomers
DE4039942C1 (de) * 1990-12-14 1992-01-30 Berstorff Gmbh Masch Hermann
FR2738767B1 (fr) * 1995-09-14 1997-11-21 Applic Scient Et Mecaniques Sa Procede d'injection de thermoplastiques et appareillage utilisable notamment pour la mise en oeuvre du procede
AR024361A1 (es) 1999-06-15 2002-10-02 Dow Chemical Co Proceso y aparato para preparar una composicion utilizando un reactor continuo y mezclador en serie
DE19928870C2 (de) * 1999-06-24 2003-10-02 Extrudex Kunststoffmaschinen G Einschnecken-Extruder
US20030025236A1 (en) * 2001-08-01 2003-02-06 Xerox Corporation Toner extruder feed apparatus
DE10252976A1 (de) * 2002-11-14 2004-05-27 Nexans Verfahren zur Extrusion eines Gemisches
GB201102035D0 (en) * 2011-02-04 2011-03-23 Zephyros Inc Improvements in or relating to extrusion
JP5859345B2 (ja) * 2012-03-08 2016-02-10 住友重機械工業株式会社 射出成形機
GB201207481D0 (en) 2012-04-26 2012-06-13 Zephyros Inc Applying flowable materials to synthetic substrates
CN102700105A (zh) * 2012-05-31 2012-10-03 无锡市侨诺塑机有限公司 单螺杆挤出机用辅助加料机筒
CN110315746A (zh) * 2019-08-05 2019-10-11 深圳市畅形增材科技有限公司 小长径比挤出螺杆及挤出装置

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA733861A (en) * 1966-05-10 S. Frenkel Meyer Method and apparatus for intensive mixing
US2449355A (en) * 1947-07-28 1948-09-14 Dow Chemical Co Internal two-zone heat control for plastics extruders
US2765491A (en) * 1953-05-04 1956-10-09 Nat Rubber Machinery Co Extrusion apparatus
CH363149A (fr) * 1959-12-31 1962-07-15 Maillefer Sa Boudineuse à vis
US3271819A (en) * 1962-02-26 1966-09-13 Nrm Corp Extruder
US3331100A (en) * 1966-01-06 1967-07-18 Dow Chemical Co Extrusion apparatus
DK133863B (da) * 1969-09-11 1976-08-02 Aake Svende Fremgangsmåde til ekstrudering af højmolekylære pulver- eller kornformede olefin-formstoffer og ekstruder til udøvelse af fremgangsmåden.
JPS4838625U (de) * 1971-09-10 1973-05-12
DE2214715C3 (de) * 1972-03-25 1983-03-17 Gerhard 7166 Sulzbach-Laufen Hansen Schneckenstrangpresse für Kunststoffe
US3867079A (en) * 1972-08-10 1975-02-18 Goodrich Co B F Apparatus for extruding polymeric material
CH551853A (de) * 1973-06-22 1974-07-31 Sofisa Fa Schneckenpresse.
US3868093A (en) * 1973-07-31 1975-02-25 Beloit Corp Mixing screw and use thereof
NL7501854A (nl) * 1974-04-18 1975-10-21 Berstorff Gmbh Masch Hermann Inrichting voor het afdichtend verbinden van twee cilindermanteldelen voor een transport- worm.
DE2612477A1 (de) * 1976-03-24 1977-10-06 Eberhard Dipl Ing Gruenschloss Verbesserungen an einer extruderschnecke
CH612375A5 (de) * 1977-03-29 1979-07-31 Maillefer Sa
CH618916A5 (de) * 1977-10-25 1980-08-29 Maillefer Sa
DE2754877B1 (de) * 1977-12-09 1979-02-22 Felten & Guilleaume Carlswerk Verfahren und Vorrichtung zum Herstellen eines extrudierten Gegenstandes,insbesondere einer isolierenden Huelle eines elektrischen Kabels
DE2825825A1 (de) * 1978-06-13 1979-12-20 Staehle Maschbau Extruder zur plastifizierung von kunststoffmassen
US4249877A (en) * 1979-03-26 1981-02-10 Machen James F High-speed direct-drive extruder
US4330214A (en) * 1980-02-19 1982-05-18 W. H. Willert, Inc. Plasticizing screw
US4341474A (en) * 1980-08-27 1982-07-27 Wheeler Jr Norton C Extruder screw

Also Published As

Publication number Publication date
JPS59201836A (ja) 1984-11-15
ATE46653T1 (de) 1989-10-15
EP0112290B1 (de) 1989-09-27
US4569595A (en) 1986-02-11
CH649738A5 (fr) 1985-06-14
EP0112290A3 (en) 1985-09-04
FI834635A (fi) 1984-06-22
EP0112290A2 (de) 1984-06-27
FI834635A0 (fi) 1983-12-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee