DE4015815A1 - Extruder mit hilfsfoerderschnecke - Google Patents

Extruder mit hilfsfoerderschnecke

Info

Publication number
DE4015815A1
DE4015815A1 DE4015815A DE4015815A DE4015815A1 DE 4015815 A1 DE4015815 A1 DE 4015815A1 DE 4015815 A DE4015815 A DE 4015815A DE 4015815 A DE4015815 A DE 4015815A DE 4015815 A1 DE4015815 A1 DE 4015815A1
Authority
DE
Germany
Prior art keywords
screw
extruder
auxiliary
conveyor
housing
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.)
Granted
Application number
DE4015815A
Other languages
German (de)
English (en)
Other versions
DE4015815C2 (enrdf_load_stackoverflow
Inventor
Juergen Dipl Ing Voigt
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.)
KraussMaffei Extrusion GmbH
Original Assignee
Hermann Berstorff Maschinenbau GmbH
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 Hermann Berstorff Maschinenbau GmbH filed Critical Hermann Berstorff Maschinenbau GmbH
Priority to DE4015815A priority Critical patent/DE4015815A1/de
Publication of DE4015815A1 publication Critical patent/DE4015815A1/de
Application granted granted Critical
Publication of DE4015815C2 publication Critical patent/DE4015815C2/de
Granted 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
    • B29C48/395—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
    • B29C48/425—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 using three or more 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
    • B29C48/395—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
    • B29C48/435—Sub-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
    • B29C48/03—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)
DE4015815A 1990-05-17 1990-05-17 Extruder mit hilfsfoerderschnecke Granted DE4015815A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE4015815A DE4015815A1 (de) 1990-05-17 1990-05-17 Extruder mit hilfsfoerderschnecke

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4015815A DE4015815A1 (de) 1990-05-17 1990-05-17 Extruder mit hilfsfoerderschnecke

Publications (2)

Publication Number Publication Date
DE4015815A1 true DE4015815A1 (de) 1991-11-21
DE4015815C2 DE4015815C2 (enrdf_load_stackoverflow) 1992-05-07

Family

ID=6406579

Family Applications (1)

Application Number Title Priority Date Filing Date
DE4015815A Granted DE4015815A1 (de) 1990-05-17 1990-05-17 Extruder mit hilfsfoerderschnecke

Country Status (1)

Country Link
DE (1) DE4015815A1 (enrdf_load_stackoverflow)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2293297A (en) * 1938-04-09 1942-08-18 Walther H Duisberg Squeezing device for plastic and semplastic masses
DE1037118B (de) * 1953-11-13 1958-08-21 S Lavorazione Materie Plastich Spindelpresse zur Aufbereitung thermoplastischer und aehnlicher Massen
US3043480A (en) * 1960-03-25 1962-07-10 Gewerkschaft Schalker Feed mechanism for liquefiable comminuted material
DE2317617B2 (de) * 1973-04-07 1977-05-12 Krauss-Maffei AG, 8000 München Mehrschneckenextruder zum plastizieren von thermoplastischen kunststoffen
DE3842988A1 (de) * 1987-12-21 1989-06-29 Du Pont Zahnradpumpe

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2293297A (en) * 1938-04-09 1942-08-18 Walther H Duisberg Squeezing device for plastic and semplastic masses
DE1037118B (de) * 1953-11-13 1958-08-21 S Lavorazione Materie Plastich Spindelpresse zur Aufbereitung thermoplastischer und aehnlicher Massen
US3043480A (en) * 1960-03-25 1962-07-10 Gewerkschaft Schalker Feed mechanism for liquefiable comminuted material
DE2317617B2 (de) * 1973-04-07 1977-05-12 Krauss-Maffei AG, 8000 München Mehrschneckenextruder zum plastizieren von thermoplastischen kunststoffen
DE3842988A1 (de) * 1987-12-21 1989-06-29 Du Pont Zahnradpumpe

Also Published As

Publication number Publication date
DE4015815C2 (enrdf_load_stackoverflow) 1992-05-07

Similar Documents

Publication Publication Date Title
EP3630444B1 (de) Extruderschnecke für einen mehrschneckenextruder für die kunststoffextrusion
DE4015814C1 (enrdf_load_stackoverflow)
DE2316334C2 (de) Schmelzextruder
DE1502243A1 (de) Schneckenpresse
DE4126390A1 (de) Misch- und aufbereitungsvorrichtung mit austragspumpe
EP0513593B1 (de) Vorrichtung zur Extrusion von Kunststoff- und Kautschukmischungen
DE2541586B2 (de) Schneckenstrangpresse für thermoplastische Kunststoffe
DE102020130368B4 (de) Extruderschnecke für einen Mehrschneckenextruder und Mehrschneckenextruder
EP0564884B1 (de) Mehrwellige Schneckenmaschine mit Zahnradpumpe
DE2143401A1 (de) Pumpe
EP0642913B1 (de) Einwellenschnecke mit Zahnradpumpe
DE4114609C2 (de) Hochleistungsextruder mit konstanter Gangzahl im Einlauf- und Auslaufbereich eines Transferscherteiles
DE69400444T2 (de) Vorrichtung zum kontinuierlichen Einpressen eines langgestreckten extrudierbaren Materials in einem Extrusionsdruckbehälter
DE4015815C2 (enrdf_load_stackoverflow)
DE102021124034B4 (de) Extruderschnecke für einen Mehrschneckenextruder und Mehrschneckenextruder
CH444470A (de) Verfahren zum Extrudieren und Extruder zur Durchführung des Verfahrens
CH456937A (de) Extruder für Kunststoffe und Verfahren zum Betrieb des Extruders
DE4115583A1 (de) Mehrfachschneckenextruder
DE9219197U1 (de) Zusammengesetzte Schnecke für einen Extruder für die keramische Industrie
DE102004050810A1 (de) Einwellige, kontinuierlich arbeitende Misch- und Knetmaschine
DE4114610C2 (de) Stifttransferextruder
EP0324800A1 (de) Misch- und scherwalzwerk für plastifizierbares material.
EP0490360A1 (de) Verfahren und Extruder zur Verarbeitung und Herstellung von Kautschuk und thermoplastischen Kunststoffen
DE3839621A1 (de) Planetwalzenextruder
EP0744270A2 (de) Mehrwellige Schneckenmaschine mit Gleich- und Gegendrallschneckenelementen

Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee