FR2496002B1 - Dispositif melangeur et homogeneiseur pour presses a injecter et extrudeuses pour matieres thermoplastiques - Google Patents

Dispositif melangeur et homogeneiseur pour presses a injecter et extrudeuses pour matieres thermoplastiques

Info

Publication number
FR2496002B1
FR2496002B1 FR8123236A FR8123236A FR2496002B1 FR 2496002 B1 FR2496002 B1 FR 2496002B1 FR 8123236 A FR8123236 A FR 8123236A FR 8123236 A FR8123236 A FR 8123236A FR 2496002 B1 FR2496002 B1 FR 2496002B1
Authority
FR
France
Prior art keywords
extruders
mixer
thermoplastic materials
homogenizer device
injection presses
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
FR8123236A
Other languages
English (en)
Other versions
FR2496002A1 (fr
Inventor
Giuseppe Brizio
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.)
Comind SpA
Original Assignee
Comind SpA
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 Comind SpA filed Critical Comind SpA
Publication of FR2496002A1 publication Critical patent/FR2496002A1/fr
Application granted granted Critical
Publication of FR2496002B1 publication Critical patent/FR2496002B1/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
    • 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
    • B29C45/58—Details
    • B29C45/60—Screws
    • 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
    • B29C48/565—Screws having projections other than the thread, e.g. pins
    • 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
    • B29C45/52—Non-return devices
    • B29C2045/528—Mixing means forming part of or in close proximity to the non-return valve
    • 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)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
FR8123236A 1980-12-15 1981-12-11 Dispositif melangeur et homogeneiseur pour presses a injecter et extrudeuses pour matieres thermoplastiques Expired FR2496002B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT68905/80A IT1129398B (it) 1980-12-15 1980-12-15 Dispositivo miscelatore omogeneizzatore per presse ad iniezione ed estrusori per termoplastici

Publications (2)

Publication Number Publication Date
FR2496002A1 FR2496002A1 (fr) 1982-06-18
FR2496002B1 true FR2496002B1 (fr) 1986-01-24

Family

ID=11310873

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8123236A Expired FR2496002B1 (fr) 1980-12-15 1981-12-11 Dispositif melangeur et homogeneiseur pour presses a injecter et extrudeuses pour matieres thermoplastiques

Country Status (4)

Country Link
DE (1) DE3147723C2 (fr)
ES (1) ES508580A0 (fr)
FR (1) FR2496002B1 (fr)
IT (1) IT1129398B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1221893B (it) * 1986-05-30 1990-07-12 Giuseppe Gagliani Procedimento industriale di miscelazione in continuo tramite particolare conformazione della vite dell'estrusore
US5032073A (en) * 1989-10-06 1991-07-16 Thermax Wire Corp. Thin walled high velocity propagation of foamed thermoplastic resins
DE19539203A1 (de) * 1995-10-21 1997-04-24 Gefinex Jackon Gmbh Extruder für Kunststoffe
AU6185798A (en) * 1997-02-28 1998-09-18 Hpm Corporation Thixotropic molding machine and screw therefor
DE102016119172B4 (de) 2016-10-10 2020-03-05 Kraussmaffei Technologies Gmbh Spritzgießmaschine zur Herstellung von faserverstärkten Kunststoff-Formteilen

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2669750A (en) * 1950-11-21 1954-02-23 Monsanto Chemicals Injection molding device
CH401462A (de) * 1963-02-15 1965-10-31 Buehler Ag Geb Spritzgussmaschine
US3486194A (en) * 1967-08-07 1969-12-30 Clarence E Parks Extruder
DE1779231B1 (de) * 1968-02-12 1972-05-31 Reifenhaeuser Kg Schneckenstrangpresse fuer thermoplastischen kunststoff
JPS5419908B2 (fr) * 1974-04-15 1979-07-18
US3936038A (en) * 1974-08-14 1976-02-03 Package Machinery Company Mixer for plastic injection molding machine
DE2529707A1 (de) * 1975-07-03 1977-01-20 Rudolf Dipl Ing Kohler Verfahren und vorrichtung zum plastifizieren von kunststoffen in systemen mit axial verschieblicher schnecke
DE2541738C3 (de) * 1975-09-19 1983-12-01 Battenfeld Maschinenfabriken Gmbh, 5882 Meinerzhagen Einspritzeinrichtung einer Spritzgießmaschine zum Verarbeiten plastischer Massen mit einer Rückströmsperre
US3989434A (en) * 1975-10-29 1976-11-02 Mcdowell-Wellman Engineering Company Blending and molding means
CH592515A5 (fr) * 1975-11-05 1977-10-31 Netstal Ag Maschf Giesserei

Also Published As

Publication number Publication date
DE3147723C2 (de) 1993-10-28
DE3147723A1 (de) 1982-09-02
ES8300284A1 (es) 1982-11-01
FR2496002A1 (fr) 1982-06-18
ES508580A0 (es) 1982-11-01
IT1129398B (it) 1986-06-04
IT8068905A0 (it) 1980-12-15

Similar Documents

Publication Publication Date Title
FR2320174A1 (fr) Procede et dispositif pour extruder des plaques ou bandes fantaisies a base de matieres synthetiques thermoplastiques
FR2546815B1 (fr) Dispositif a changement rapide de positionnement et blocage de matrices pour une machine de moulage de matieres plastiques
ES495657A0 (es) Un aparato y un metodo para mezclar material susceptible de fluir con materiales solidos
FR2351776A1 (fr) Procede et dispositif d'extrusion de bandes de matieres thermoplastiques comportant un dessin
IT8148132A0 (it) Procedimento ed apparecchio per produrre un contenitore in materiale plastico dotato di dispositivo di fissaggio richiudibile
FR2542252B1 (fr) Procede et dispositif pour injecter de la matiere plastique dans un moule a plusieurs empreintes
BE874565A (fr) Procede et dispositif pour le calibrage de profiles se composant d'une matiere synthetique thermoplastique au moyen d'une depression
BE879387A (fr) Dispositif pour fondre des corps en matiere adhesive thermoplastique
BE887289A (fr) Procede et dispositif pour mouler un article a partir de matiere plastique
NO813913L (no) Lukkeanordning paa en kunststoffbeholder
JPS54163953A (en) Apparatus for graining synthetic resin and plastic material
BE853134A (fr) Procede et dispositif pour fabriquer des recipients en matieres thermoplastiques
BE881840A (fr) Dispositif pour fondre et delivrer de maniere dosee un adhesif thermoplastique
FR2496002B1 (fr) Dispositif melangeur et homogeneiseur pour presses a injecter et extrudeuses pour matieres thermoplastiques
IT8021957V0 (it) Dispositivo per impastare e mescolare a funzionamento continuo materie plastiche.
BE877848A (fr) Dispositif pour fondre et delivrer de maniere dosee une matiere thermoplastique
BE877280A (fr) Dispositif de fermeture et de blocage a genouillere pour presses a mouler
FR2611352B1 (fr) Dispositif pour melanger une matiere plastique thermoplastifiee
BE879386A (fr) Dispositif pour fondre des corps en matiere adhesive thermoplastique
YU309379A (en) Device for treaing plastic and polymeric materials
FR1466721A (fr) Raccord de remplissage pour un dispositif d'extrusion et de remplissage d'un récipient en matière synthétique thermoplastique
BE881894A (fr) Dispositif pour fondre et delivrer de maniere dosee un adhesif thermoplastique
FR2464757B1 (fr) Dispositif pour fondre et distribuer un adhesif thermoplastique
FR2353380A1 (fr) Moyen d'etancheite a pliage pour materiau plastique en feuilles et dispositif pour son application
FR2421048B1 (fr) Dispositif d'extrusion de matiere plastique

Legal Events

Date Code Title Description
ST Notification of lapse