IT1279066B1 - Macchina per l'estrusione di polimeri e simili con rotori filettati convergenti azionati ciascuno tramite un proprio motore di - Google Patents

Macchina per l'estrusione di polimeri e simili con rotori filettati convergenti azionati ciascuno tramite un proprio motore di

Info

Publication number
IT1279066B1
IT1279066B1 IT95MI002416A ITMI952416A IT1279066B1 IT 1279066 B1 IT1279066 B1 IT 1279066B1 IT 95MI002416 A IT95MI002416 A IT 95MI002416A IT MI952416 A ITMI952416 A IT MI952416A IT 1279066 B1 IT1279066 B1 IT 1279066B1
Authority
IT
Italy
Prior art keywords
convergent
extrusion
polymers
motor
similar
Prior art date
Application number
IT95MI002416A
Other languages
English (en)
Inventor
Mauro Matteo Giani
Original Assignee
Pomini Spa
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11372567&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IT1279066(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Pomini Spa filed Critical Pomini Spa
Priority to IT95MI002416A priority Critical patent/IT1279066B1/it
Publication of ITMI952416A0 publication Critical patent/ITMI952416A0/it
Priority to DE0775569T priority patent/DE775569T1/de
Priority to DE69614067T priority patent/DE69614067T2/de
Priority to EP96202979A priority patent/EP0775569B1/en
Priority to US08/741,382 priority patent/US5803597A/en
Priority to JP8309241A priority patent/JPH09164578A/ja
Publication of ITMI952416A1 publication Critical patent/ITMI952416A1/it
Application granted granted Critical
Publication of IT1279066B1 publication Critical patent/IT1279066B1/it

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
    • B29C48/252—Drive or actuation means; Transmission means; Screw supporting means
    • 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
    • B29B7/34—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
    • B29B7/488—Parts, e.g. casings, sealings; Accessories, e.g. flow controlling or throttling devices
    • 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
    • B29B7/488—Parts, e.g. casings, sealings; Accessories, e.g. flow controlling or throttling devices
    • B29B7/489—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
    • B29C48/40—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
    • B29C48/402—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 the screws having intermeshing parts
    • 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
    • B29C48/52—Screws with an outer diameter varying along the longitudinal axis, e.g. for obtaining different thread clearance
    • B29C48/525—Conical 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/19—Gearing
    • Y10T74/19009—Single gearing unit includes fluid drive

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)
IT95MI002416A 1995-11-21 1995-11-21 Macchina per l'estrusione di polimeri e simili con rotori filettati convergenti azionati ciascuno tramite un proprio motore di IT1279066B1 (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT95MI002416A IT1279066B1 (it) 1995-11-21 1995-11-21 Macchina per l'estrusione di polimeri e simili con rotori filettati convergenti azionati ciascuno tramite un proprio motore di
DE0775569T DE775569T1 (de) 1995-11-21 1996-10-25 Vorrichtung zur Extrusion von Kunststoffen und ähnlichen Materialien mit konvergierenden Schnecken, wobei jede mit eigenem Antriebsmotor angetrieben wird
DE69614067T DE69614067T2 (de) 1995-11-21 1996-10-25 Vorrichtung zur Extrusion von Kunststoffen und ähnlichen Materialien mit konvergierenden Schnecken, wobei jede mit eigenem Antriebsmotor angetrieben wird
EP96202979A EP0775569B1 (en) 1995-11-21 1996-10-25 Machine for the extrusion of polymers and the like with converging threaded rotors each actuated by means of its own actuating motor
US08/741,382 US5803597A (en) 1995-11-21 1996-10-29 Machine for the extrusion of polymers and the like with converging threaded rotors each actuated by means of its own actuating motor
JP8309241A JPH09164578A (ja) 1995-11-21 1996-11-20 ポリマーおよびその類似物用押出機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT95MI002416A IT1279066B1 (it) 1995-11-21 1995-11-21 Macchina per l'estrusione di polimeri e simili con rotori filettati convergenti azionati ciascuno tramite un proprio motore di

Publications (3)

Publication Number Publication Date
ITMI952416A0 ITMI952416A0 (it) 1995-11-21
ITMI952416A1 ITMI952416A1 (it) 1997-05-21
IT1279066B1 true IT1279066B1 (it) 1997-12-04

Family

ID=11372567

Family Applications (1)

Application Number Title Priority Date Filing Date
IT95MI002416A IT1279066B1 (it) 1995-11-21 1995-11-21 Macchina per l'estrusione di polimeri e simili con rotori filettati convergenti azionati ciascuno tramite un proprio motore di

Country Status (5)

Country Link
US (1) US5803597A (it)
EP (1) EP0775569B1 (it)
JP (1) JPH09164578A (it)
DE (2) DE775569T1 (it)
IT (1) IT1279066B1 (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19856534A1 (de) * 1998-12-08 2000-06-15 Flender A F & Co Getriebe für einen Doppelschneckenextruder
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
DE10359774A1 (de) * 2003-12-19 2005-07-14 Thyssenkrupp Elastomertechnik Gmbh Vorrichtung
DE102004037978B4 (de) * 2004-08-05 2008-08-07 Kraussmaffei Technologies Gmbh Vorrichtung und Verfahren zur Verarbeitung eines Materials und Getriebe zur Verwendung in einer solchen Vorrichtung
DE102005022739A1 (de) * 2005-05-13 2006-11-16 Cincinnati Extrusion Gmbh Antrieb für eine Mehrschneckenplastifiziereinheit
AT503371B1 (de) * 2005-11-25 2010-11-15 Schulz Helmuth Ing Vorrichtung und verfahren zur verarbeitung von material durch mischung und bzw. oder plastifizierung oder agglomerierung
DE102006060739A1 (de) * 2006-12-21 2008-06-26 Brückner Maschinenbau GmbH Mehrschneckenextruder
JP5027717B2 (ja) * 2008-04-08 2012-09-19 株式会社モリヤマ ２軸押出機
DE102008029130A1 (de) 2008-06-19 2009-12-24 Brückner Maschinenbau GmbH & Co. KG Mehrschneckenextruder
DE102009007302C5 (de) * 2009-02-03 2019-04-25 Grebo License Gmbh & Co. Kg Verfahren und Vorrichtung zur hydrothermalen Karbonisierung von Biomasse
DE102009055620A1 (de) 2009-11-25 2011-05-26 Beiersdorf Ag Sonnenschutzmittel mit erhöhter Wasserfestigkeit und Verfahren zu dessen Herstellung
JP6202624B2 (ja) * 2014-06-30 2017-09-27 日本スピンドル製造株式会社 ２軸押出機
KR102200704B1 (ko) * 2018-12-07 2021-01-08 이세희 폐전선수지 재활용을 통한 식물재배용 트레이 제조 장치

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE969063C (de) * 1942-05-06 1958-04-24 Siemens Ag Knet- und Mischmaschine fuer das Plastischmachen von Rohstoffen oder Halbfabrikaten der chemischen oder Nahrungsmittel-Industrie
DE879861C (de) * 1950-08-04 1953-06-15 August Georg Schaefer Fuellwalze fuer Schneckenpressen zur Herstellung von duennwandigen, masshaltigen Strangartikeln, insbesondere von Umhuellungen fuer elektrische Leitungen
US3132739A (en) * 1962-12-18 1964-05-12 Landsverk Ab Driving means
GB1094035A (en) * 1964-03-23 1967-12-06 Kawasaki Kokuki Kogyo Kabushik Improvements in or relating to a plastics extruder
DE1778369A1 (de) * 1968-04-24 1971-07-29 Franco Prandi Antriebsvorrichtung fuer Strangpressen mit einer Mehrzahl von Schnecken zur Verarbeitung von plastischen Massen
US3824875A (en) * 1973-05-21 1974-07-23 Egan Machinery Co Drive for twin screw extruder
DE2850045C2 (de) * 1978-11-15 1984-05-03 Mannesmann AG, 4000 Düsseldorf Schiffsgetriebe für zwei Propeller
US4437046A (en) * 1982-06-18 1984-03-13 Crompton & Knowles Corporation Extrusion drive control system
JPS59116276A (ja) * 1982-12-13 1984-07-05 スタ−リング・ドラツグ・インコ−ポレ−テツド 抗ウイルス剤として有用なイソキサゾ−ル類、およびそれらの製造方法
IT1212541B (it) * 1982-12-28 1989-11-30 Stefano De Bernardi Li e sua applicazioni ad un estruso dispositivo di trasmissione dire bivite elevate coppie di rotazione a due alberi estremamente vicini che sono pure soggetti a forti spinte assia-
DE3321383C1 (de) * 1983-06-14 1985-03-07 Josef A. 7144 Asperg Blach Bearbeitungswelle fuer Maschinen zum Extrudieren,Kneten,Dispergieren,Mischen oder Homogenisieren zaehviskoser,plastischer,koerniger oder pulverfoermiger Materialien
DE3328397A1 (de) * 1983-08-05 1985-02-21 Heinz Dipl.-Ing. Weber Kupplungsvorrichtung zur drehmomentuebertragenden verbindung zweier wellen
US4682510A (en) * 1984-04-11 1987-07-28 Bausano & Figli S.P.A. High torque drive means for two closely spaced shafts which are also subjected to strong axial thrusts and application thereof to a double screw extruder
JPS60257994A (ja) * 1984-06-06 1985-12-19 Ikegai Corp 脱液装置付き押出機
ATE41212T1 (de) * 1984-06-20 1989-03-15 Bausano & Figli Spa Hochleistungsantrieb fuer zwei dicht beieinanderliegende wellen, die starken axialkraeften ausgesetzt sind und dessen anwendung fuer einen doppelschneckenextruder.
US4796487A (en) * 1984-06-21 1989-01-10 Bausano & Figli S.P.A. High torque drive means for two very close shafts which are also subjected to strong axial thrusts and application thereof to a double screw extruder
DE3700771C1 (de) * 1987-01-13 1988-05-05 Weber Johannes Doppelschneckenextruder
CA2049256A1 (en) 1990-08-22 1992-02-23 Masao Moriyama Twin conical screw extruder
JP2962625B2 (ja) * 1992-11-16 1999-10-12 株式会社神戸製鋼所 コーン型２軸押出機

Also Published As

Publication number Publication date
DE775569T1 (de) 1999-11-04
ITMI952416A0 (it) 1995-11-21
EP0775569B1 (en) 2001-07-25
JPH09164578A (ja) 1997-06-24
US5803597A (en) 1998-09-08
DE69614067T2 (de) 2002-03-21
EP0775569A1 (en) 1997-05-28
DE69614067D1 (de) 2001-08-30
ITMI952416A1 (it) 1997-05-21

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Legal Events

Date Code Title Description
0001 Granted