DE2235784C3 - Einschnecken-Extruder zum Mischen und Homogenisieren von hochviskosen Kautschukmischungen und hochviskosen Thermoplasten - Google Patents

Einschnecken-Extruder zum Mischen und Homogenisieren von hochviskosen Kautschukmischungen und hochviskosen Thermoplasten

Info

Publication number
DE2235784C3
DE2235784C3 DE2235784A DE2235784A DE2235784C3 DE 2235784 C3 DE2235784 C3 DE 2235784C3 DE 2235784 A DE2235784 A DE 2235784A DE 2235784 A DE2235784 A DE 2235784A DE 2235784 C3 DE2235784 C3 DE 2235784C3
Authority
DE
Germany
Prior art keywords
screw
mixing
pins
section
viscosity
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
DE2235784A
Other languages
German (de)
English (en)
Other versions
DE2235784B2 (de
DE2235784A1 (de
Inventor
Hans Georg Ludwig Prof. Dr.-Ing. 5100 Aachen Menges
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.)
Uniroyal GmbH
Original Assignee
Uniroyal 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 Uniroyal GmbH filed Critical Uniroyal GmbH
Priority to DE2235784A priority Critical patent/DE2235784C3/de
Priority to GB3437973A priority patent/GB1440682A/en
Priority to CA176,993A priority patent/CA1016316A/en
Priority to AT645173A priority patent/AT358811B/de
Priority to JP8263773A priority patent/JPS5653500B2/ja
Priority to SE7310186A priority patent/SE406294B/xx
Priority to FR7326792A priority patent/FR2193685B1/fr
Priority to IT69194/73A priority patent/IT991828B/it
Publication of DE2235784A1 publication Critical patent/DE2235784A1/de
Priority to US05/873,316 priority patent/US4178104A/en
Priority to US05/972,144 priority patent/US4199263A/en
Publication of DE2235784B2 publication Critical patent/DE2235784B2/de
Application granted granted Critical
Publication of DE2235784C3 publication Critical patent/DE2235784C3/de
Expired 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
    • B30B11/248—Means preventing the material from turning with the screw or returning towards the feed hopper
    • 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
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
    • B29B7/42—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
    • B29B7/422—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix with screw sections co-operating, e.g. intermeshing, with elements on the wall of the surrounding casing
    • 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
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
    • B29B7/42—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
    • B29B7/428—Parts or accessories, e.g. casings, feeding or discharging means
    • B29B7/429—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
    • 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
    • B29C48/397—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 a single screw
    • 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
    • B29C48/535—Screws with thread pitch varying along the longitudinal axis
    • 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
    • B29C48/687—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads having projections with a short length in the barrel direction, e.g. pins
    • 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
    • B29B7/00—Mixing; Kneading
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7476—Systems, i.e. flow charts or diagrams; Plants
    • B29B7/7495—Systems, i.e. flow charts or diagrams; Plants for mixing rubber
    • 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)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
DE2235784A 1972-07-21 1972-07-21 Einschnecken-Extruder zum Mischen und Homogenisieren von hochviskosen Kautschukmischungen und hochviskosen Thermoplasten Expired DE2235784C3 (de)

Priority Applications (10)

Application Number Priority Date Filing Date Title
DE2235784A DE2235784C3 (de) 1972-07-21 1972-07-21 Einschnecken-Extruder zum Mischen und Homogenisieren von hochviskosen Kautschukmischungen und hochviskosen Thermoplasten
GB3437973A GB1440682A (en) 1972-07-21 1973-07-19 Method and apparatus for mixing viscous materials
AT645173A AT358811B (de) 1972-07-21 1973-07-20 Strangpresse zur verarbeitung von thermo- plastischen kunststoffen, elastomeren od.dgl.
JP8263773A JPS5653500B2 (US07321065-20080122-C00020.png) 1972-07-21 1973-07-20
SE7310186A SE406294B (sv) 1972-07-21 1973-07-20 Strengsprutmaskin
FR7326792A FR2193685B1 (US07321065-20080122-C00020.png) 1972-07-21 1973-07-20
CA176,993A CA1016316A (en) 1972-07-21 1973-07-20 Method and apparatus for mixing viscous materials
IT69194/73A IT991828B (it) 1972-07-21 1973-07-20 Procedimento ed apparecchio per mescolare materiali viscosi
US05/873,316 US4178104A (en) 1972-07-21 1978-01-30 Method and apparatus for mixing viscous materials
US05/972,144 US4199263A (en) 1972-07-21 1978-12-21 Method and apparatus for mixing viscous materials

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2235784A DE2235784C3 (de) 1972-07-21 1972-07-21 Einschnecken-Extruder zum Mischen und Homogenisieren von hochviskosen Kautschukmischungen und hochviskosen Thermoplasten

Publications (3)

Publication Number Publication Date
DE2235784A1 DE2235784A1 (de) 1974-01-31
DE2235784B2 DE2235784B2 (de) 1980-10-02
DE2235784C3 true DE2235784C3 (de) 1986-01-09

Family

ID=5851253

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2235784A Expired DE2235784C3 (de) 1972-07-21 1972-07-21 Einschnecken-Extruder zum Mischen und Homogenisieren von hochviskosen Kautschukmischungen und hochviskosen Thermoplasten

Country Status (8)

Country Link
JP (1) JPS5653500B2 (US07321065-20080122-C00020.png)
AT (1) AT358811B (US07321065-20080122-C00020.png)
CA (1) CA1016316A (US07321065-20080122-C00020.png)
DE (1) DE2235784C3 (US07321065-20080122-C00020.png)
FR (1) FR2193685B1 (US07321065-20080122-C00020.png)
GB (1) GB1440682A (US07321065-20080122-C00020.png)
IT (1) IT991828B (US07321065-20080122-C00020.png)
SE (1) SE406294B (US07321065-20080122-C00020.png)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5480227A (en) * 1992-12-28 1996-01-02 Krupp Maschinentechnik Gmbh Screw extruder with shear-controlling diagonally extending pins
DE102016122277A1 (de) 2016-11-18 2018-05-24 Troester Gmbh & Co. Kg Stift-Extruder

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5351462U (US07321065-20080122-C00020.png) * 1976-10-06 1978-05-01
DE2730283C3 (de) * 1977-07-05 1982-03-11 Thyssen Industrie Ag, 4300 Essen Mischvorrichtung
AT384991B (de) * 1978-04-03 1988-02-10 Cincinnati Milacron Austria Doppelschneckenextruder
DE2924317C2 (de) * 1979-06-15 1984-07-19 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Zweistufige Strangpreßvorrichtung für thermoplastische Formmassen, insbesondere für pulverförmige Kunststoffe
DE3003615C2 (de) * 1980-02-01 1984-03-29 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Schneckenstrangpresse mit Stiftzylinder
DE3150719A1 (de) * 1981-12-22 1983-06-30 Uniroyal Englebert Reifen GmbH, 5100 Aachen Schneckenextruder
DE3220575A1 (de) * 1982-06-01 1983-12-01 Uniroyal Englebert Reifen GmbH, 5100 Aachen Mischer fuer plastische massen
JPS58185249U (ja) * 1982-06-02 1983-12-09 日本化学発光株式会社 発光機能を具備した中空ボ−ル
EP0140846B1 (en) * 1983-10-17 1988-11-23 Renato Fornasero Process for recovery of heterogeneous waste plastic materials, and apparatus usable in carrying out the same
GB2150037B (en) * 1983-11-26 1986-11-12 Farrel Bridge Ltd Extruder barrel construction
DE3438649A1 (de) 1984-10-22 1986-04-24 Windmöller & Hölscher, 4540 Lengerich Einschneckenstrangpresse fuer thermoplastische und elastomere massen
GB2172543B (en) * 1985-02-06 1988-11-09 Berstorff Gmbh Masch Hermann Pin-barrel extruder having adjustable pins
ES8607810A1 (es) * 1985-04-30 1986-06-01 Gumix Sa Una maquina extrusora-turbomezcladora
GB2178691B (en) * 1985-07-16 1989-10-25 Farrel Bridge Ltd Screw extruders
DE3534097A1 (de) * 1985-09-25 1987-04-02 Krupp Gmbh Schneckenextruder
DE3805849A1 (de) * 1988-02-25 1989-09-07 Krupp Gmbh Stiftextruder
DE3816422C2 (de) * 1988-05-13 1996-08-14 Krupp Ag Stiftextruder
DE4010540C1 (US07321065-20080122-C00020.png) * 1990-04-02 1991-11-07 Wilfried Dipl.-Ing. 3017 Pattensen De Baumgarten
DE4012612A1 (de) * 1990-04-20 1991-10-24 Wilfried Baumgarten Schneckenextruder
DE4137969C1 (US07321065-20080122-C00020.png) * 1990-12-14 1992-10-15 Berstorff Gmbh Masch Hermann
DE4120016C1 (US07321065-20080122-C00020.png) * 1990-12-14 1992-07-02 Berstorff Gmbh Masch Hermann
DE4114609C2 (de) * 1990-12-14 1994-06-09 Berstorff Gmbh Masch Hermann Hochleistungsextruder mit konstanter Gangzahl im Einlauf- und Auslaufbereich eines Transferscherteiles
DE4114610C2 (de) * 1990-12-14 1994-05-26 Berstorff Gmbh Masch Hermann Stifttransferextruder
DE4039942C1 (US07321065-20080122-C00020.png) * 1990-12-14 1992-01-30 Berstorff Gmbh Masch Hermann
DE4208284C1 (US07321065-20080122-C00020.png) * 1992-03-13 1993-02-11 Paul Troester Maschinenfabrik, 3000 Hannover, De
DE4209179C1 (US07321065-20080122-C00020.png) * 1992-03-20 1993-01-14 Paul Troester Maschinenfabrik, 3000 Hannover, De
DE9315618U1 (de) * 1993-10-13 1994-02-03 Engel Gmbh Maschbau Einrichtung zur Herstellung einer Mischung
WO2018114703A1 (de) * 2016-12-21 2018-06-28 Basf Se Einwellenextruder und verwendung eines einwellenextruders sowie verfahren zum ändern einer morphologie eines superabsorbierenden polymergels mit einem einwellenextruder
KR20190099249A (ko) 2016-12-21 2019-08-26 바스프 에스이 단일-샤프트 압출기 및 단일-샤프트 압출기의 용도, 및 단일-샤프트 압출기를 사용해 초흡수성 폴리머, 특히 sap 폴리머 겔의 모폴러지를 변경하기 위한 방법
ES2880393T3 (es) * 2017-10-17 2021-11-24 Buss Ag Arbol de tornillo sin fin asimétrico de dos alas para una máquina de mezclado y amasado

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US1283947A (en) * 1915-04-24 1918-11-05 Rubber Regenerating Co Treatment of materials.
DE879913C (de) * 1944-02-22 1953-06-18 Bayer Ag Knetvorrichtung mit mehrgaengigen Schnecken
NL136122C (US07321065-20080122-C00020.png) * 1960-08-22 1900-01-01
DE1779922A1 (de) * 1961-02-17 1972-01-13 Internat Basic Economy Corp Vorrichtung zum Entfernen von Fluessigkeit aus Elastomeren
US3128053A (en) * 1961-05-08 1964-04-07 Ren Plastics Inc Equipment for compounding materials
US3253818A (en) * 1963-06-17 1966-05-31 Celanese Corp Mixing and shearing apparatus
FR1401613A (fr) * 1963-06-17 1965-06-04 Celanese Corp Appareil à cisailler et à mélanger des matières
US3458894A (en) * 1966-09-13 1969-08-05 Baker Perkins Inc Mixing apparatus
US3550201A (en) * 1968-01-22 1970-12-29 Baker Perkins Inc Vertical mixer,kneader and reactor for plastic materials and the like
AT307009B (de) * 1968-03-22 1973-05-10 Uniroyal Ag Mischer zur Verarbeitung von hochviskosen Werkstoffen, insbesondere Kautschukmischungen
CH510512A (de) * 1969-05-05 1971-07-31 Sig Schweiz Industrieges Schneckenpresse
CH535117A (fr) * 1970-12-22 1973-03-31 Sig Schweiz Industrieges Extrudeuse

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5480227A (en) * 1992-12-28 1996-01-02 Krupp Maschinentechnik Gmbh Screw extruder with shear-controlling diagonally extending pins
DE102016122277A1 (de) 2016-11-18 2018-05-24 Troester Gmbh & Co. Kg Stift-Extruder

Also Published As

Publication number Publication date
GB1440682A (en) 1976-06-23
JPS5653500B2 (US07321065-20080122-C00020.png) 1981-12-19
JPS4993479A (US07321065-20080122-C00020.png) 1974-09-05
DE2235784B2 (de) 1980-10-02
ATA645173A (de) 1980-02-15
AT358811B (de) 1980-10-10
DE2235784A1 (de) 1974-01-31
FR2193685B1 (US07321065-20080122-C00020.png) 1976-04-30
FR2193685A1 (US07321065-20080122-C00020.png) 1974-02-22
CA1016316A (en) 1977-08-30
SE406294B (sv) 1979-02-05
IT991828B (it) 1975-08-30

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Legal Events

Date Code Title Description
OGA New person/name/address of the applicant
8263 Opposition against grant of a patent
8227 New person/name/address of the applicant

Free format text: UNIROYAL ENGLEBERT REIFEN GMBH, 5100 AACHEN, DE

C3 Grant after two publication steps (3rd publication)