DE102012008023B4 - Einschneckenextruder - Google Patents

Einschneckenextruder Download PDF

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Publication number
DE102012008023B4
DE102012008023B4 DE102012008023.9A DE102012008023A DE102012008023B4 DE 102012008023 B4 DE102012008023 B4 DE 102012008023B4 DE 102012008023 A DE102012008023 A DE 102012008023A DE 102012008023 B4 DE102012008023 B4 DE 102012008023B4
Authority
DE
Germany
Prior art keywords
screw
wave
gap
flight depth
region
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 - Fee Related
Application number
DE102012008023.9A
Other languages
German (de)
English (en)
Other versions
DE102012008023A1 (de
Inventor
Florian-Johannes Schneider
Jens Pape
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.)
KraussMaffei Technologies GmbH
Original Assignee
KraussMaffei Technologies 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
Priority to DE102012008023.9A priority Critical patent/DE102012008023B4/de
Application filed by KraussMaffei Technologies GmbH filed Critical KraussMaffei Technologies GmbH
Priority to RU2014140754A priority patent/RU2623262C2/ru
Priority to CN201380019627.5A priority patent/CN104245273B/zh
Priority to US14/394,407 priority patent/US20150085597A1/en
Priority to PCT/EP2013/058059 priority patent/WO2013156555A1/de
Priority to IN8279DEN2014 priority patent/IN2014DN08279A/en
Priority to EP13722692.4A priority patent/EP2838704B1/de
Publication of DE102012008023A1 publication Critical patent/DE102012008023A1/de
Application granted granted Critical
Publication of DE102012008023B4 publication Critical patent/DE102012008023B4/de
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • 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
    • B29C48/53—Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
    • 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
    • B29C48/56—Screws having grooves or cavities other than the thread or the channel
    • 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
    • B29C48/59—Screws characterised by details of the thread, i.e. the shape of a single thread of the material-feeding 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
    • B29C48/62—Screws characterised by the shape of the thread channel, e.g. U-shaped
    • 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
    • B29C48/64—Screws with two or more threads
    • 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
    • B29C48/686—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads having grooves or cavities
    • 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
    • B29C48/251—Design of extruder parts, e.g. by modelling based on mathematical theories or experiments
    • B29C48/2511—Design of extruder parts, e.g. by modelling based on mathematical theories or experiments by modelling material flow, e.g. melt interaction with screw and 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
    • B29C48/251—Design of extruder parts, e.g. by modelling based on mathematical theories or experiments
    • B29C48/2511—Design of extruder parts, e.g. by modelling based on mathematical theories or experiments by modelling material flow, e.g. melt interaction with screw and barrel
    • B29C48/2513—Design of extruder parts, e.g. by modelling based on mathematical theories or experiments by modelling material flow, e.g. melt interaction with screw and barrel in the plasticising zone
    • 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
    • B29C48/507—Screws characterised by the material or their manufacturing process
    • 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
    • B29C48/64—Screws with two or more threads
    • B29C48/65—Screws with two or more threads neighbouring threads or channels having different configurations, e.g. one thread being lower than its neighbouring thread
    • 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
    • B29C48/6801—Barrels or cylinders characterised by the material or their manufacturing process

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
DE102012008023.9A 2012-04-21 2012-04-21 Einschneckenextruder Expired - Fee Related DE102012008023B4 (de)

Priority Applications (7)

Application Number Priority Date Filing Date Title
DE102012008023.9A DE102012008023B4 (de) 2012-04-21 2012-04-21 Einschneckenextruder
CN201380019627.5A CN104245273B (zh) 2012-04-21 2013-04-18 具有经开槽的进料系统的单螺杆挤出机
US14/394,407 US20150085597A1 (en) 2012-04-21 2013-04-18 Single-screw extruder with grooved infeed system
PCT/EP2013/058059 WO2013156555A1 (de) 2012-04-21 2013-04-18 Einschneckenextruder mit einem genuteten einzugssystem
RU2014140754A RU2623262C2 (ru) 2012-04-21 2013-04-18 Одношнековый экструдер со снабженной пазами системой подачи
IN8279DEN2014 IN2014DN08279A (https=) 2012-04-21 2013-04-18
EP13722692.4A EP2838704B1 (de) 2012-04-21 2013-04-18 Einschneckenextruder mit einem genuteten einzugssystem

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102012008023.9A DE102012008023B4 (de) 2012-04-21 2012-04-21 Einschneckenextruder

Publications (2)

Publication Number Publication Date
DE102012008023A1 DE102012008023A1 (de) 2013-10-24
DE102012008023B4 true DE102012008023B4 (de) 2016-06-02

Family

ID=48444326

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102012008023.9A Expired - Fee Related DE102012008023B4 (de) 2012-04-21 2012-04-21 Einschneckenextruder

Country Status (7)

Country Link
US (1) US20150085597A1 (https=)
EP (1) EP2838704B1 (https=)
CN (1) CN104245273B (https=)
DE (1) DE102012008023B4 (https=)
IN (1) IN2014DN08279A (https=)
RU (1) RU2623262C2 (https=)
WO (1) WO2013156555A1 (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017108470B3 (de) 2017-04-20 2018-05-24 Kraussmaffei Technologies Gmbh Einschnecken-Plastifiziereinheit und Spritzgießmaschine mit einer Einschnecken-Plastifiziereinheit
DE102020111510A1 (de) 2020-04-28 2021-10-28 Kraussmaffei Technologies Gmbh Plastifiziereinheit

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104647709A (zh) * 2015-02-04 2015-05-27 常熟康尼格科技有限公司 即熔即用熔胶装置
DE102018009308B4 (de) * 2018-11-27 2023-04-13 KraussMaffei Extrusion GmbH Extruderschnecke, Extrusionsvorrichtung mit Extruderschnecke sowie Verfahren zum Plastifizieren eines Kunststoffes
DE102020215145B4 (de) 2020-12-01 2024-04-25 Helix GmbH Einschneckenextruder zur Kunststoffplastifizierung

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1597770A (en) * 1978-05-31 1981-09-09 Hpm Corp Injection moulding machine with multi-channel wave screw
DE3741034A1 (de) * 1987-05-25 1988-12-15 Mitsubishi Heavy Ind Ltd Plastifizierschnecke
DE10130759A1 (de) * 2001-03-14 2002-09-19 Extrudex Kunststoffmaschinen G Plastifiziersystem, Mischsystem für Flüssigkeiten und Verfahren zur Verarbeitung von Kunststoffmaterial mit einem Einschnecken-Plastifiziersystem
DE102008038529B3 (de) * 2008-08-20 2009-11-05 Kraussmaffei Technologies Gmbh Einschneckenextruder

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US3698541A (en) * 1971-08-11 1972-10-17 Midland Ross Corp Extruder, or extruder-like melting apparatus
US3858856A (en) * 1973-01-26 1975-01-07 John S Hsu Extruder screw
US4000884A (en) * 1975-07-25 1977-01-04 Chung Chan I Extruder screw
JPS5227900Y1 (https=) * 1976-06-05 1977-06-24
GB1585531A (en) * 1976-07-14 1981-03-04 Frenkel Ag C D Mixing apparatus
US4075712A (en) * 1976-08-08 1978-02-21 Paul Geyer Extrusion and mixing apparatus
US4128341A (en) * 1977-04-29 1978-12-05 Ingersoll-Rand Co. Extruder screw
JPS548662A (en) * 1977-06-22 1979-01-23 Geiaa Pooru Extruding and mixing apparatus
DD134616A1 (de) * 1977-12-27 1979-03-14 Fritz Endler Ein-oder mehrgaengige schnecke fuer ein-und mehrschneckenplastizierextruder
JPS54125252A (en) * 1978-03-23 1979-09-28 Kishihiro Yamaoka Method and apparatus for blending and injectionnmolding composite resins
DE2936592A1 (de) * 1979-09-11 1981-03-12 Eberhard Dipl.-Ing. 7000 Stuttgart Grünschloß Schneckenpresse.
US4341474A (en) * 1980-08-27 1982-07-27 Wheeler Jr Norton C Extruder screw
US4639143A (en) * 1985-02-28 1987-01-27 New Castle Industries, Inc. Extrusion screw
US4896969A (en) * 1985-05-02 1990-01-30 Dray Robert F Method and apparatus for melting and conveying plasticated material
DE3690220T1 (https=) * 1985-05-02 1987-06-04
SU1391925A1 (ru) * 1986-12-05 1988-04-30 Тамбовское Научно-Производственное Объединение "Полимермаш" Черв чна машина дл переработки полимерных материалов
US4925313A (en) * 1988-04-06 1990-05-15 Hpm Corporation Mixing screw for extrusion and injection molding
US4944906A (en) * 1988-10-11 1990-07-31 Spirex Corporation Methods of injection molding and extruding wet hygroscopic ionomers
US5035509A (en) * 1990-08-13 1991-07-30 Hpm Corporation Multi-channel extrusion screw with a zig-zag undercut barrier
US5599098A (en) * 1995-12-14 1997-02-04 The Black Clawson Company Extruder screw with multiple flighting
US5599097A (en) * 1995-12-14 1997-02-04 The Black Clawson Company Extruder screw for plastic extruders
US6056430A (en) * 1998-09-25 2000-05-02 Hpm Corporation Plasticating apparatus having a multichannel wave screw with a cross channel solids transition
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US6179461B1 (en) * 1999-09-03 2001-01-30 Davis-Standard Corporation Extruder screw
US6488399B1 (en) * 2001-05-17 2002-12-03 Timothy W. Womer Apparatus for plasticating thermoplastics
US7014353B2 (en) * 2002-02-25 2006-03-21 New Castle Industries, Inc. Plasticating screw and apparatus
DE102008046633B3 (de) * 2008-09-08 2010-04-01 Mülsener Recycling- und Handelsgesellschaft mbH Extruder zum Zerkleinern von Gummi sowie zugehöriges Verfahren

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1597770A (en) * 1978-05-31 1981-09-09 Hpm Corp Injection moulding machine with multi-channel wave screw
DE3741034A1 (de) * 1987-05-25 1988-12-15 Mitsubishi Heavy Ind Ltd Plastifizierschnecke
DE10130759A1 (de) * 2001-03-14 2002-09-19 Extrudex Kunststoffmaschinen G Plastifiziersystem, Mischsystem für Flüssigkeiten und Verfahren zur Verarbeitung von Kunststoffmaterial mit einem Einschnecken-Plastifiziersystem
DE102008038529B3 (de) * 2008-08-20 2009-11-05 Kraussmaffei Technologies Gmbh Einschneckenextruder

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017108470B3 (de) 2017-04-20 2018-05-24 Kraussmaffei Technologies Gmbh Einschnecken-Plastifiziereinheit und Spritzgießmaschine mit einer Einschnecken-Plastifiziereinheit
WO2018192698A1 (de) 2017-04-20 2018-10-25 Kraussmaffei Technologies Gmbh Einschnecken-plastifiziereinheit
DE102020111510A1 (de) 2020-04-28 2021-10-28 Kraussmaffei Technologies Gmbh Plastifiziereinheit
WO2021219586A1 (de) 2020-04-28 2021-11-04 Kraussmaffei Technologies Gmbh Plastifiziereinheit
US12304125B2 (en) 2020-04-28 2025-05-20 Kraussmaffei Technologies Gmbh Plasticizing unit

Also Published As

Publication number Publication date
CN104245273A (zh) 2014-12-24
EP2838704B1 (de) 2016-02-17
EP2838704A1 (de) 2015-02-25
US20150085597A1 (en) 2015-03-26
CN104245273B (zh) 2017-11-24
RU2623262C2 (ru) 2017-06-23
IN2014DN08279A (https=) 2015-05-15
DE102012008023A1 (de) 2013-10-24
WO2013156555A1 (de) 2013-10-24
RU2014140754A (ru) 2016-06-10

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