CA1016316A - Method and apparatus for mixing viscous materials - Google Patents

Method and apparatus for mixing viscous materials

Info

Publication number
CA1016316A
CA1016316A CA176,993A CA176993A CA1016316A CA 1016316 A CA1016316 A CA 1016316A CA 176993 A CA176993 A CA 176993A CA 1016316 A CA1016316 A CA 1016316A
Authority
CA
Canada
Prior art keywords
viscous materials
mixing viscous
mixing
materials
viscous
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
CA176,993A
Other languages
English (en)
Other versions
CA176993S (en
Inventor
Engelbert G. Harms
Hans G. Menges
Rainer Hegele
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 AG
Original Assignee
Uniroyal AG
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 AG filed Critical Uniroyal AG
Application granted granted Critical
Publication of CA1016316A publication Critical patent/CA1016316A/en
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)
CA176,993A 1972-07-21 1973-07-20 Method and apparatus for mixing viscous materials Expired CA1016316A (en)

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 (1)

Publication Number Publication Date
CA1016316A true CA1016316A (en) 1977-08-30

Family

ID=5851253

Family Applications (1)

Application Number Title Priority Date Filing Date
CA176,993A Expired CA1016316A (en) 1972-07-21 1973-07-20 Method and apparatus for mixing viscous materials

Country Status (8)

Country Link
JP (1) JPS5653500B2 (sv)
AT (1) AT358811B (sv)
CA (1) CA1016316A (sv)
DE (1) DE2235784C3 (sv)
FR (1) FR2193685B1 (sv)
GB (1) GB1440682A (sv)
IT (1) IT991828B (sv)
SE (1) SE406294B (sv)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11458665B2 (en) 2016-12-21 2022-10-04 Basf Se Single-shaft extruder and use of a single-shaft extruder, and method for altering morphology of a superabsorbent polymer gel using a single-shaft extruder
US11504680B2 (en) 2017-10-17 2022-11-22 Buss Ag Double-bladed worm shaft for a mixing and kneading machine, wherein each of the blade elements has an elliptic, oval, or bioconvex outer peripheral surface in the top view

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5351462U (sv) * 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
DE3150719C2 (de) * 1981-12-22 1987-04-02 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 (sv) * 1990-04-02 1991-11-07 Wilfried Dipl.-Ing. 3017 Pattensen De Baumgarten
DE4012612A1 (de) * 1990-04-20 1991-10-24 Wilfried Baumgarten Schneckenextruder
DE4114610C2 (de) * 1990-12-14 1994-05-26 Berstorff Gmbh Masch Hermann Stifttransferextruder
DE4120016C1 (sv) * 1990-12-14 1992-07-02 Berstorff Gmbh Masch Hermann
DE4039942C1 (sv) * 1990-12-14 1992-01-30 Berstorff Gmbh Masch Hermann
DE4137969C1 (sv) * 1990-12-14 1992-10-15 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
DE4208284C1 (sv) * 1992-03-13 1993-02-11 Paul Troester Maschinenfabrik, 3000 Hannover, De
DE4209179C1 (sv) * 1992-03-20 1993-01-14 Paul Troester Maschinenfabrik, 3000 Hannover, De
DE4244312C1 (de) * 1992-12-28 1994-01-20 Baumgarten Wilfried Schneckenextruder
DE9315618U1 (de) * 1993-10-13 1994-02-03 Engel Gmbh Maschbau Einrichtung zur Herstellung einer Mischung
DE102016122277A1 (de) 2016-11-18 2018-05-24 Troester Gmbh & Co. Kg Stift-Extruder
US11560456B2 (en) 2016-12-21 2023-01-24 Basf Se Single-shaft extruder and use of a single-shaft extruder, and method for altering morphology of a superabsorbent polymer, specifically an SAP polymer gel, using a single-shaft extruder

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
BE607376A (sv) * 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 (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11458665B2 (en) 2016-12-21 2022-10-04 Basf Se Single-shaft extruder and use of a single-shaft extruder, and method for altering morphology of a superabsorbent polymer gel using a single-shaft extruder
US11504680B2 (en) 2017-10-17 2022-11-22 Buss Ag Double-bladed worm shaft for a mixing and kneading machine, wherein each of the blade elements has an elliptic, oval, or bioconvex outer peripheral surface in the top view
US11779891B2 (en) 2017-10-17 2023-10-10 Buss Ag Asymmetrical three-blade screw-type shaft for a mixing and kneading machine
US12097474B2 (en) 2017-10-17 2024-09-24 Buss Ag Double-bladed worm shaft for a mixing and kneading machine, wherein each of the blade elements has an elliptic, oval, or biconvex outer peripheral surface in the top view

Also Published As

Publication number Publication date
DE2235784B2 (de) 1980-10-02
DE2235784C3 (de) 1986-01-09
AT358811B (de) 1980-10-10
JPS4993479A (sv) 1974-09-05
FR2193685B1 (sv) 1976-04-30
SE406294B (sv) 1979-02-05
DE2235784A1 (de) 1974-01-31
IT991828B (it) 1975-08-30
FR2193685A1 (sv) 1974-02-22
GB1440682A (en) 1976-06-23
JPS5653500B2 (sv) 1981-12-19
ATA645173A (de) 1980-02-15

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