DE3782057D1 - Regelungsverfahren fuer die verarbeitung und zufuhr von kunststoffmaterial bei der extrusionsformgebung. - Google Patents

Regelungsverfahren fuer die verarbeitung und zufuhr von kunststoffmaterial bei der extrusionsformgebung.

Info

Publication number
DE3782057D1
DE3782057D1 DE8787901743T DE3782057T DE3782057D1 DE 3782057 D1 DE3782057 D1 DE 3782057D1 DE 8787901743 T DE8787901743 T DE 8787901743T DE 3782057 T DE3782057 T DE 3782057T DE 3782057 D1 DE3782057 D1 DE 3782057D1
Authority
DE
Germany
Prior art keywords
supplying
processing
control process
plastic material
extrusion molding
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 - Lifetime
Application number
DE8787901743T
Other languages
English (en)
Other versions
DE3782057T2 (de
Inventor
Bo Nilsson
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE3782057D1 publication Critical patent/DE3782057D1/de
Publication of DE3782057T2 publication Critical patent/DE3782057T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/69—Filters or screens for the moulding material
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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
    • B29C48/92—Measuring, controlling or regulating
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92019—Pressure
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92361—Extrusion unit
    • B29C2948/9238—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92361—Extrusion unit
    • B29C2948/9238—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/9239—Screw or gear
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92361—Extrusion unit
    • B29C2948/92409—Die; Nozzle 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92514—Pressure
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/9258—Velocity
    • B29C2948/926—Flow or feed rate
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0019—Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending
    • 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
    • B29C48/69—Filters or screens for the moulding material
    • B29C48/693—Substantially flat filters mounted at the end of an extruder screw perpendicular to the feed axis

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DE8787901743T 1986-03-07 1987-03-05 Regelungsverfahren fuer die verarbeitung und zufuhr von kunststoffmaterial bei der extrusionsformgebung. Expired - Fee Related DE3782057T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8601075A SE452129B (sv) 1986-03-07 1986-03-07 Forfarande for styrning av bearbetning och utmatning av plastmassa vid strengsprutning
PCT/SE1987/000112 WO1987005259A1 (en) 1986-03-07 1987-03-05 A method for regulating the working and the output of plastic material in extrusion moulding

Publications (2)

Publication Number Publication Date
DE3782057D1 true DE3782057D1 (de) 1992-11-05
DE3782057T2 DE3782057T2 (de) 1993-04-29

Family

ID=20363745

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787901743T Expired - Fee Related DE3782057T2 (de) 1986-03-07 1987-03-05 Regelungsverfahren fuer die verarbeitung und zufuhr von kunststoffmaterial bei der extrusionsformgebung.

Country Status (7)

Country Link
US (1) US4944903A (de)
EP (1) EP0302062B1 (de)
JP (1) JPS63503217A (de)
AU (1) AU7089487A (de)
DE (1) DE3782057T2 (de)
SE (1) SE452129B (de)
WO (1) WO1987005259A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0377625U (de) * 1989-08-31 1991-08-05
US5122315A (en) * 1990-04-30 1992-06-16 Luwa Corporation Method and appparatus for monitoring and controlling thermoplastic extruder output
US5156781A (en) * 1990-12-24 1992-10-20 Bridgestone Corporation Compact precision extrusion method
US5267847A (en) * 1990-12-24 1993-12-07 Bridgestone Corporation Compact precision extrusion system
US5677517A (en) * 1994-12-29 1997-10-14 Lci Corporation International Gravimetric weighing hopper
US5527499A (en) * 1995-01-31 1996-06-18 Bridgestone/Firestone, Inc. Extrusion apparatus and method with pressure equalization
JP3165043B2 (ja) * 1996-09-05 2001-05-14 東レエンジニアリング株式会社 液体塗布装置
EP1208956B1 (de) * 2000-11-24 2005-12-28 Maag Pump Systems Textron AG Verfahren zur Steuerung eines Extrusionssystems und Vorrichtung zur Durchführung des Verfahrens
NO317391B1 (no) * 2003-01-24 2004-10-18 Sintef Energiforskning As Anordning og fremgangsmate for induksjonsoppvarming av emner av elektrisk ledende og umagnetisk materiale
DE10326487A1 (de) * 2003-06-10 2005-01-05 Gneuß Kunststofftechnik GmbH Vorrichtung zur Bereitstellung einer Schmelze
CN102114705A (zh) * 2009-12-31 2011-07-06 上海青兴吉包装材料有限公司 一种用于高填充塑料薄膜的吹塑成膜设备
CN102114708A (zh) * 2009-12-31 2011-07-06 中国科学院理化技术研究所 连续化制备折射率沿径向渐变的有机聚合物光导纤维的方法及装置
US10046501B2 (en) * 2013-03-13 2018-08-14 Chevron Phillips Chemical Company Lp System and method for polymer extrusion
SG11201705607QA (en) * 2015-01-21 2017-08-30 Univation Tech Llc Methods for controlling polymer chain scission

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH430182A (de) * 1964-12-18 1967-02-15 Spindler Wolfgang Vorrichtung zur Regelung von Extrudern für die Kunststoffverarbeitung
US3445889A (en) * 1965-06-29 1969-05-27 Barwell Eng Ltd Extruding methods and apparatus
JPS4879864A (de) * 1972-01-28 1973-10-26
US4120630A (en) * 1976-03-12 1978-10-17 Phillips Petroleum Company Automatic control of extrusion rate
SU659399A2 (ru) * 1976-10-08 1979-04-30 Предприятие П/Я В-8406 Схема стабилизации технологических параметров экструдата
DE2700003A1 (de) * 1977-01-03 1978-07-06 Reifenhaeuser Kg Anlage zur herstellung von strangpressprofilen
US4209476A (en) * 1977-05-27 1980-06-24 Harrel, Incorporated Method and apparatus for fabrication of extruded articles
SU802062A1 (ru) * 1977-10-18 1981-02-07 Предприятие П/Я Г-4849 Способ автоматического управлени пРОцЕССОМ эКСТРузии
US4197070A (en) * 1978-08-03 1980-04-08 Owens-Illinois, Inc. Apparatus for controlling a plastic extruder
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
JPS5628841A (en) * 1979-08-17 1981-03-23 Oyama Kagaku Kk Device for holding uniform discharge volume in injection molding machine
SU895699A1 (ru) * 1980-05-23 1982-01-07 Предприятие П/Я А-1397 Устройство автоматического регулировани давлени расплава в экструдере
US4452750A (en) * 1981-05-12 1984-06-05 Union Carbide Corporation Low energy processing of thermoplastic polymers
JPS5954538A (ja) * 1982-09-24 1984-03-29 Mitsubishi Heavy Ind Ltd 押出量の制御方法
JPS5998829A (ja) * 1982-11-30 1984-06-07 Mitsubishi Heavy Ind Ltd 押出機の押出量制御方法
JPS59115824A (ja) * 1982-12-23 1984-07-04 Mitsubishi Heavy Ind Ltd 押出機の押出量制御方法
JPS59115825A (ja) * 1982-12-23 1984-07-04 Mitsubishi Heavy Ind Ltd 押出機の押出量制御方法
US4721589A (en) * 1983-09-22 1988-01-26 Harrel, Inc. Extruder viscosity control system and method
US4671908A (en) * 1986-06-26 1987-06-09 Phillips Petroleum Company Extrusion control process and apparatus
DE3623679A1 (de) * 1986-07-12 1988-01-28 Werner & Pfleiderer Verfahren zum betrieb eines schneckenextruders und schneckenextruder zur durchfuehrung des verfahrens

Also Published As

Publication number Publication date
US4944903A (en) 1990-07-31
JPS63503217A (ja) 1988-11-24
DE3782057T2 (de) 1993-04-29
WO1987005259A1 (en) 1987-09-11
AU7089487A (en) 1987-09-28
SE8601075D0 (sv) 1986-03-07
EP0302062A1 (de) 1989-02-08
EP0302062B1 (de) 1992-09-30
SE8601075L (sv) 1987-09-08
SE452129B (sv) 1987-11-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee