IT991828B - PROCEDURE AND APPARATUS FOR MIXING VISCOUS MATERIALS - Google Patents

PROCEDURE AND APPARATUS FOR MIXING VISCOUS MATERIALS

Info

Publication number
IT991828B
IT991828B IT69194/73A IT6919473A IT991828B IT 991828 B IT991828 B IT 991828B IT 69194/73 A IT69194/73 A IT 69194/73A IT 6919473 A IT6919473 A IT 6919473A IT 991828 B IT991828 B IT 991828B
Authority
IT
Italy
Prior art keywords
procedure
viscous materials
mixing viscous
mixing
materials
Prior art date
Application number
IT69194/73A
Other languages
Italian (it)
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 IT991828B publication Critical patent/IT991828B/en

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)
IT69194/73A 1972-07-21 1973-07-20 PROCEDURE AND APPARATUS FOR MIXING VISCOUS MATERIALS IT991828B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2235784A DE2235784C3 (en) 1972-07-21 1972-07-21 Single-screw extruder for mixing and homogenizing high-viscosity rubber compounds and high-viscosity thermoplastics

Publications (1)

Publication Number Publication Date
IT991828B true IT991828B (en) 1975-08-30

Family

ID=5851253

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69194/73A IT991828B (en) 1972-07-21 1973-07-20 PROCEDURE AND APPARATUS FOR MIXING VISCOUS MATERIALS

Country Status (8)

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

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5351462U (en) * 1976-10-06 1978-05-01
DE2730283C3 (en) * 1977-07-05 1982-03-11 Thyssen Industrie Ag, 4300 Essen Mixing device
AT384991B (en) * 1978-04-03 1988-02-10 Cincinnati Milacron Austria DOUBLE SCREW EXTRUDER
DE2924317C2 (en) * 1979-06-15 1984-07-19 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Two-stage extrusion device for thermoplastic molding compounds, especially for powdered plastics
DE3003615C2 (en) * 1980-02-01 1984-03-29 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Screw extruder with pin cylinder
DE3150719A1 (en) * 1981-12-22 1983-06-30 Uniroyal Englebert Reifen GmbH, 5100 Aachen SNAIL EXTRUDERS
DE3220575A1 (en) * 1982-06-01 1983-12-01 Uniroyal Englebert Reifen GmbH, 5100 Aachen MIXER FOR PLASTIC MEASURES
JPS58185249U (en) * 1982-06-02 1983-12-09 日本化学発光株式会社 Hollow ball with light emitting function
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 (en) 1984-10-22 1986-04-24 Windmöller & Hölscher, 4540 Lengerich SINGLE SCREW EXTRUSION FOR THERMOPLASTIC AND ELASTOMERS
GB2172543B (en) * 1985-02-06 1988-11-09 Berstorff Gmbh Masch Hermann Pin-barrel extruder having adjustable pins
ES8607810A1 (en) * 1985-04-30 1986-06-01 Gumix Sa Turbomixer-extruder machine
GB2178691B (en) * 1985-07-16 1989-10-25 Farrel Bridge Ltd Screw extruders
DE3534097A1 (en) * 1985-09-25 1987-04-02 Krupp Gmbh Screw extruder
DE3805849A1 (en) * 1988-02-25 1989-09-07 Krupp Gmbh Pin extruder
DE3816422C2 (en) * 1988-05-13 1996-08-14 Krupp Ag Pen extruder
DE4010540C1 (en) * 1990-04-02 1991-11-07 Wilfried Dipl.-Ing. 3017 Pattensen De Baumgarten
DE4012612A1 (en) * 1990-04-20 1991-10-24 Wilfried Baumgarten SNAIL EXTRUDERS
DE4137969C1 (en) * 1990-12-14 1992-10-15 Berstorff Gmbh Masch Hermann
DE4114610C2 (en) * 1990-12-14 1994-05-26 Berstorff Gmbh Masch Hermann Pen transfer extruder
DE4114609C2 (en) * 1990-12-14 1994-06-09 Berstorff Gmbh Masch Hermann High-performance extruder with a constant number of gears in the inlet and outlet area of a transfer shear part
DE4039942C1 (en) * 1990-12-14 1992-01-30 Berstorff Gmbh Masch Hermann
DE4120016C1 (en) * 1990-12-14 1992-07-02 Berstorff Gmbh Masch Hermann
DE4208284C1 (en) * 1992-03-13 1993-02-11 Paul Troester Maschinenfabrik, 3000 Hannover, De
DE4209179C1 (en) * 1992-03-20 1993-01-14 Paul Troester Maschinenfabrik, 3000 Hannover, De
DE4244312C1 (en) * 1992-12-28 1994-01-20 Baumgarten Wilfried Screw extruder
DE9315618U1 (en) * 1993-10-13 1994-02-03 Engel Gmbh Maschbau Device for the preparation of a mixture
DE102016122277A1 (en) * 2016-11-18 2018-05-24 Troester Gmbh & Co. Kg Pin-extruder
CN110300650B (en) * 2016-12-21 2022-01-21 巴斯夫欧洲公司 Single-shaft extruder and method for changing gel form of super absorbent polymer by using same
EP3558628A1 (en) * 2016-12-21 2019-10-30 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
ES2880393T3 (en) 2017-10-17 2021-11-24 Buss Ag Asymmetric double wing worm shaft for a mixing and kneading machine

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 (en) * 1944-02-22 1953-06-18 Bayer Ag Kneading device with multi-pitch screws
NL136122C (en) * 1960-08-22 1900-01-01
DE1779922A1 (en) * 1961-02-17 1972-01-13 Internat Basic Economy Corp Device for removing fluids from elastomers
US3128053A (en) * 1961-05-08 1964-04-07 Ren Plastics Inc Equipment for compounding materials
FR1401613A (en) * 1963-06-17 1965-06-04 Celanese Corp Apparatus for shearing and mixing materials
US3253818A (en) * 1963-06-17 1966-05-31 Celanese Corp Mixing and shearing apparatus
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 (en) * 1968-03-22 1973-05-10 Uniroyal Ag Mixer for processing highly viscous materials, especially rubber mixtures
CH510512A (en) * 1969-05-05 1971-07-31 Sig Schweiz Industrieges Screw press
CH535117A (en) * 1970-12-22 1973-03-31 Sig Schweiz Industrieges Extruder

Also Published As

Publication number Publication date
FR2193685A1 (en) 1974-02-22
JPS5653500B2 (en) 1981-12-19
ATA645173A (en) 1980-02-15
SE406294B (en) 1979-02-05
DE2235784B2 (en) 1980-10-02
FR2193685B1 (en) 1976-04-30
JPS4993479A (en) 1974-09-05
AT358811B (en) 1980-10-10
CA1016316A (en) 1977-08-30
GB1440682A (en) 1976-06-23
DE2235784C3 (en) 1986-01-09
DE2235784A1 (en) 1974-01-31

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