IT964414B - Procedimento ed apparato per la lavorazione di materiali greggi termoplastici e similari attraver so ad attrezzi rotanti di mastica zione ad esempio coclee cilindri rulli e similari - Google Patents

Procedimento ed apparato per la lavorazione di materiali greggi termoplastici e similari attraver so ad attrezzi rotanti di mastica zione ad esempio coclee cilindri rulli e similari

Info

Publication number
IT964414B
IT964414B IT28693/72A IT2869372A IT964414B IT 964414 B IT964414 B IT 964414B IT 28693/72 A IT28693/72 A IT 28693/72A IT 2869372 A IT2869372 A IT 2869372A IT 964414 B IT964414 B IT 964414B
Authority
IT
Italy
Prior art keywords
similar
mastication
rolls
cylinders
processing
Prior art date
Application number
IT28693/72A
Other languages
English (en)
Original Assignee
Wittrock L
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 Wittrock L filed Critical Wittrock L
Application granted granted Critical
Publication of IT964414B publication Critical patent/IT964414B/it

Links

Classifications

    • 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
    • B29B7/58—Component parts, details or accessories; Auxiliary operations
    • B29B7/60—Component parts, details or accessories; Auxiliary operations for feeding, e.g. end guides for the incoming material
    • 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
    • B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
    • B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
    • B29B7/487—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws with consecutive casings or screws, e.g. for feeding, discharging, mixing
    • 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
    • B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
    • B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
    • B29B7/484—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws with two shafts provided with screws, e.g. one screw being shorter than the other
    • 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
    • B29B7/58—Component parts, details or accessories; Auxiliary operations
    • B29B7/72—Measuring, controlling or regulating
    • B29B7/726—Measuring properties of mixture, e.g. temperature or density
    • 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
    • B29B7/80—Component parts, details or accessories; Auxiliary operations
    • B29B7/82—Heating or cooling
    • B29B7/823—Temperature control
    • 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
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/38—Plasticisers, homogenisers or feeders comprising two or more stages using two or more serially arranged screws in the same barrel
    • 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
    • B29C48/03—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)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
IT28693/72A 1971-09-02 1972-08-31 Procedimento ed apparato per la lavorazione di materiali greggi termoplastici e similari attraver so ad attrezzi rotanti di mastica zione ad esempio coclee cilindri rulli e similari IT964414B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2143923A DE2143923C2 (de) 1971-09-02 1971-09-02 Verfahren zum kontinuierlichen Plastifizieren und Formen von thermoplastischem Granulat

Publications (1)

Publication Number Publication Date
IT964414B true IT964414B (it) 1974-01-21

Family

ID=5818436

Family Applications (1)

Application Number Title Priority Date Filing Date
IT28693/72A IT964414B (it) 1971-09-02 1972-08-31 Procedimento ed apparato per la lavorazione di materiali greggi termoplastici e similari attraver so ad attrezzi rotanti di mastica zione ad esempio coclee cilindri rulli e similari

Country Status (10)

Country Link
US (1) US3782700A (it)
AT (1) AT360745B (it)
BE (1) BE788327A (it)
DD (1) DD99941A1 (it)
DE (1) DE2143923C2 (it)
FR (1) FR2151110B1 (it)
GB (1) GB1405672A (it)
IT (1) IT964414B (it)
NL (1) NL7211935A (it)
SE (1) SE397654B (it)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3858857A (en) * 1973-05-29 1975-01-07 Monsanto Co Feed control mechanism
AT356882B (de) * 1978-03-07 1980-05-27 Maplan Masch Tech Anlagen Schneckenpresse
US4332479A (en) * 1978-11-21 1982-06-01 Carlew Chemicals Limited Apparatus for controlled mixing in a high intensity mixer
US4230615A (en) * 1978-11-21 1980-10-28 Carlew Chemicals Limited Process for controlled mixing in a high intensity mixer
JPS5947980B2 (ja) * 1979-04-05 1984-11-22 積水化学工業株式会社 熱可塑性樹脂の押出方法
US4491002A (en) * 1980-06-26 1985-01-01 Toropov Gennady A Method for forming on workpiece resilient thread having closed helical cavity inside the thread
DE3336179C2 (de) * 1983-10-05 1986-11-20 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Einrichtung zum Herstellen von aufgeschäumten thermoplastischen Kunststoffen
GB8504158D0 (en) * 1985-02-19 1985-03-20 Bicc Plc Mixing & extrusion machinery
US4764020A (en) * 1986-12-12 1988-08-16 Masao Moriyama Apparatus for mixing and extruding viscous liquids
EP0386068A1 (en) * 1987-10-28 1990-09-12 NILSSON, Bo A method of controlling the melt temperature of a plastic mass during manufacture of plastic articles
US4906102A (en) * 1988-04-08 1990-03-06 Reifenhauser Gmbh & Co. Maschinenfabrik Apparatus for mixing thermoplastified synthetic resins
US4929086A (en) * 1989-05-04 1990-05-29 Paul Geyer Continuous rate feed hopper
CH682788A5 (de) * 1992-04-14 1993-11-30 Frisse Richard Maschf Maschine zum Bearbeiten von Schokolademassen.
US5358327A (en) * 1992-09-09 1994-10-25 Eastman Kodak Company Apparatus for plasticizing particulate plastic material
IT1270683B (it) * 1994-10-27 1997-05-07 Pomini Spa Apparecchiatura per l'alimentazione continua di macchine di estrusione e/o laminazione con materiale viscoso quale gomma e simile proveniente da macchine a ciclo discontinuo
US5607233A (en) * 1995-01-30 1997-03-04 Quantum Technologies, Inc. Continuous dynamic mixing system
US5628560A (en) * 1995-05-24 1997-05-13 American Maplan Corporation Double-screw extruder
US6036355A (en) * 1997-07-14 2000-03-14 Quantum Technologies, Inc. Reactor mixing assembly
US20030123321A1 (en) * 1998-03-18 2003-07-03 Freakley Philip Kenneth Method and apparatus for mixing
JP2002144313A (ja) * 2000-08-30 2002-05-21 Denso Corp セラミック成形体の押出成形装置
US6609819B2 (en) * 2001-07-24 2003-08-26 Wenger Mfg Twin screw extruder with conical non-parallel converging screws
US6773739B2 (en) * 2002-08-30 2004-08-10 Wenger Manufacturing, Inc Method and apparatus for extrusion of food products including back pressure valve/diverter
DE602006014528D1 (de) * 2005-04-18 2010-07-08 Gea Pharma Systems Nv Vorrichtung zur durchgehenden granulierung und verfahren zur durchgehenden granulierung von pulvermaterial
JP5027717B2 (ja) * 2008-04-08 2012-09-19 株式会社モリヤマ ２軸押出機
EP2914372B1 (de) * 2012-11-02 2017-12-27 Bühler AG Vorrichtung und verfahren zur mischung von schüttgut mit einer flüssigkeit
CN109967860B (zh) * 2019-04-23 2021-03-23 南昌航空大学 一种搅拌摩擦连续挤出装置及方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3148231A (en) * 1961-03-20 1964-09-08 Eastman Kodak Co Plastic extrusion, apparatus and control
CH417044A (de) * 1964-02-29 1966-07-15 Werner & Pfleiderer Maschinenf Schneckenmaschine zum Verarbeiten bzw. Aufbereiten thermoplastischer Kunststoffmassen
US3314660A (en) * 1965-06-11 1967-04-18 Atlantic Res Corp Mixer
DE1529994B1 (de) * 1965-06-26 1970-08-20 Kestermann Maschf Rolf Schnecken-Strangpresse
GB1149780A (en) * 1966-01-11 1969-04-23 Sumitomo Electric Industries Improvements in or relating to extrusion apparatus

Also Published As

Publication number Publication date
AT360745B (de) 1981-01-26
FR2151110B1 (it) 1976-10-29
NL7211935A (it) 1973-03-06
ATA750372A (de) 1980-06-15
DE2143923C2 (de) 1982-07-01
BE788327A (fr) 1973-01-02
FR2151110A1 (it) 1973-04-13
DE2143923A1 (de) 1973-03-15
US3782700A (en) 1974-01-01
DD99941A1 (it) 1973-09-05
GB1405672A (en) 1975-09-10
SE397654B (sv) 1977-11-14

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