FI74236C - Foerfarande foer reglering av tjockleken pao folier i en blaosfoliesprutanordning. - Google Patents

Foerfarande foer reglering av tjockleken pao folier i en blaosfoliesprutanordning. Download PDF

Info

Publication number
FI74236C
FI74236C FI803765A FI803765A FI74236C FI 74236 C FI74236 C FI 74236C FI 803765 A FI803765 A FI 803765A FI 803765 A FI803765 A FI 803765A FI 74236 C FI74236 C FI 74236C
Authority
FI
Finland
Prior art keywords
sectors
sector
tempering
thickness
film
Prior art date
Application number
FI803765A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI803765L (fi
FI74236B (fi
Inventor
Hartmut Upmeier
Gerd Klinge
Gerhard Winkler
Original Assignee
Windmoeller & Hoelscher
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 Windmoeller & Hoelscher filed Critical Windmoeller & Hoelscher
Publication of FI803765L publication Critical patent/FI803765L/fi
Application granted granted Critical
Publication of FI74236B publication Critical patent/FI74236B/fi
Publication of FI74236C publication Critical patent/FI74236C/fi

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
    • B29C48/92—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
    • B29C2948/92114—Dimensions
    • B29C2948/92152—Thickness
    • 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
    • B29C2948/92428—Calibration, after-treatment, or cooling 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
    • B29C2948/92609—Dimensions
    • B29C2948/92647—Thickness
    • 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
    • B29C2948/92704—Temperature
    • 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
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92904—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
FI803765A 1980-01-28 1980-12-03 Foerfarande foer reglering av tjockleken pao folier i en blaosfoliesprutanordning. FI74236C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3002903A DE3002903C2 (de) 1980-01-28 1980-01-28 Verfahren zur Regelung der Foliendicke an einer Blasfolienextruderanlage
DE3002903 1980-01-28

Publications (3)

Publication Number Publication Date
FI803765L FI803765L (fi) 1981-07-29
FI74236B FI74236B (fi) 1987-09-30
FI74236C true FI74236C (fi) 1988-01-11

Family

ID=6093065

Family Applications (1)

Application Number Title Priority Date Filing Date
FI803765A FI74236C (fi) 1980-01-28 1980-12-03 Foerfarande foer reglering av tjockleken pao folier i en blaosfoliesprutanordning.

Country Status (11)

Country Link
US (2) US4339404A (enExample)
JP (1) JPS56123826A (enExample)
BR (1) BR8100137A (enExample)
CA (1) CA1163066A (enExample)
CH (1) CH652340A5 (enExample)
DE (1) DE3002903C2 (enExample)
FI (1) FI74236C (enExample)
FR (1) FR2474390A2 (enExample)
GB (1) GB2070288B (enExample)
IT (1) IT1134280B (enExample)
SU (1) SU1132802A3 (enExample)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3002903C2 (de) * 1980-01-28 1986-12-04 Windmöller & Hölscher, 4540 Lengerich Verfahren zur Regelung der Foliendicke an einer Blasfolienextruderanlage
DE3014989C2 (de) * 1980-04-18 1991-01-24 Windmöller & Hölscher, 4540 Lengerich Verfahren zur Steuerung der Foliendicke an einer Blasfolienextruderanlage
NL8304451A (nl) * 1983-12-27 1985-07-16 Wavin Bv Werkwijze en inrichting voor het regelen van de wanddikte van geextrudeerde kunststofbuis.
GB8420761D0 (en) * 1984-08-15 1984-09-19 Ici Plc Controlling dynamic instability
NL8500882A (nl) * 1985-03-26 1986-10-16 Wavin Bv Inrichting voor het meten van de wanddikte van een geextrudeerd buisdeel tijdens het extruderen, alsmede extrusie-inrichting met een dergelijke inrichting en geextrudeerd buisdeel verkregen met behulp van deze inrichting.
DE3518155A1 (de) * 1985-05-21 1986-11-27 Reifenhäuser GmbH & Co Maschinenfabrik, 5210 Troisdorf Verfahren zur herstellung einer kunststoffolie mit geringer dickentoleranz
US4753767A (en) * 1986-04-03 1988-06-28 The Dow Chemical Company Extrusion apparatus and method
US4760627A (en) * 1987-03-23 1988-08-02 Enrique Schele Apparatus for an oscillating pinch roll assembly utilized in the extrusion of blown films
US4882104A (en) * 1987-04-03 1989-11-21 Cincinnati Milacron, Inc. Method of controlling the thickness of an extruded plastic article
DE4013610A1 (de) * 1989-10-26 1991-05-02 Reifenhaeuser Masch Verfahren zum betrieb einer blasfolien-extruderanlage und fuer das verfahren eingerichtete blasfolien-extruderanlage
US5288219A (en) * 1991-03-25 1994-02-22 Battenfeld Gloucester Engineering Co., Inc. Air ring for controlling blown film thickness
DE9108417U1 (de) * 1991-07-08 1991-08-29 Konermann, Stefan, 4540 Lengerich Vorrichtung zur Steuerung oder Regelung des Querprofils bei der Blasfolienherstellung
US5345399A (en) * 1992-07-06 1994-09-06 Union Camp Corporation System and method for monitoring and controlling the width of a product
US5468134A (en) * 1993-12-01 1995-11-21 Cree; Robert E. Cooling and thickness control for extruded products
DE19541296C2 (de) * 1995-11-06 1999-07-01 Windmoeller & Hoelscher Vorrichtung zur Erwärmung der Foliensektoren eines aus einem Folienblaskopf extrudierten Folienschlauches
US7695263B2 (en) * 2001-03-05 2010-04-13 Windmoeller And Hoelscher Kg Blown film die for producing tubular film
CA2355140A1 (en) * 2001-08-16 2003-02-16 Robert D. Krycki Motorized air ring
DE102009033171B4 (de) 2009-07-13 2016-03-03 Hosokawa Alpine Ag Verfahren zur Regelung der Foliendicke von verstreckten Schlauchfolien sowie Vorrichtung zur Durchführung des Verfahrens
US11123909B2 (en) 2013-07-19 2021-09-21 Windmöller & Heilscher KG Apparatus for producing films stretched in-line
DE102013022651B4 (de) 2013-07-19 2024-12-05 Windmöller & Hölscher Kg Vorrichtung zur Herstellung von inline gereckten Folien
DE202013012784U1 (de) 2013-07-19 2019-08-02 Windmöller & Hölscher Kg Vorrichtung zur Herstellung von inline gereckten Folien
CA2974587A1 (en) 2017-07-27 2019-01-27 Layfield Group Ltd. Method and apparatus for extruding blown film with a controlled thickness profile
IT201800000807A1 (it) * 2018-01-12 2019-07-12 Colines Spa Metodo di regolazione del profilo di un film in linee di estrusione blown, relativo film e bobina

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3307215A (en) * 1964-04-09 1967-03-07 Industrial Nucleonics Corp Control apparatus for industrial apparatus
US3510374A (en) * 1964-04-20 1970-05-05 Industrial Nucleonics Corp Method and control apparatus for regulating apparatuses
GB1054989A (enExample) * 1964-09-17 1900-01-01
US3438088A (en) * 1967-01-19 1969-04-15 Beloit Corp Control for maintaining uniform gauge on blown film
US3775035A (en) * 1970-01-12 1973-11-27 Owens Illinois Inc Foam plastic extrusion apparatus with plurality of die lip temperature controls
CA988265A (en) * 1970-07-17 1976-05-04 Hartmut Upmeier Flattening and take-off apparatus for blown tubular plastics film
DE2232930A1 (de) * 1971-07-06 1973-02-01 Hepworth Plastics Ltd Verfahren und vorrichtung zur herstellung von rohren unbedingt gleichmaessiger wandstaerke im strangpressverfahren
GB1448669A (en) * 1972-09-08 1976-09-08 Bakelite Xylonite Ltd Profile determining and/or controlling system
DE2553069C3 (de) * 1974-11-27 1981-05-27 Teijin Ltd., Osaka Schlitzdüse zum Herstellen einer Polymerfolie gleichmäßiger Dicke
AT362922B (de) * 1975-02-26 1981-06-25 Cincinnati Milacron Austria Strangpresse
DE2658518C2 (de) 1976-12-23 1983-04-28 Reifenhäuser KG, 5210 Troisdorf Anlage zur Herstellung von Blasfolien aus thermoplastischem Kunststoff
DE2721609C2 (de) * 1977-05-13 1986-07-10 Reifenhäuser KG, 5210 Troisdorf Regeleinrichtung für eine Anlage zur Herstellung von Kunststoffblasfolien
DE2723991A1 (de) 1977-05-27 1978-11-30 Ver Foerderung Inst Kunststoff Verfahren zum zentrieren von ringspaltduesen bei der verarbeitung von kunststoffen
DE2816583A1 (de) 1978-04-17 1979-10-18 Windmoeller & Hoelscher Verfahren und vorrichtung zur optimierung der ausstossleistung einer blasfolienextruderanlage mittels eines prozessrechners
US4209475A (en) * 1978-10-20 1980-06-24 Mobil Oil Corporation Method and apparatus for effecting uniform film thickness
DE2947293C2 (de) * 1979-11-23 1983-09-15 Windmöller & Hölscher, 4540 Lengerich Verfahren zur Regelung der Foliendicke an einer Blasfolien-Extruderanlage
DE2950003C2 (de) * 1979-12-12 1983-08-11 Windmöller & Hölscher, 4540 Lengerich Verfahren zur Regelung der Foliendicke an einer Blasfolien-Extruderanlage
DE3002903C2 (de) * 1980-01-28 1986-12-04 Windmöller & Hölscher, 4540 Lengerich Verfahren zur Regelung der Foliendicke an einer Blasfolienextruderanlage

Also Published As

Publication number Publication date
CA1163066A (en) 1984-03-06
JPS56123826A (en) 1981-09-29
DE3002903A1 (de) 1981-08-06
CH652340A5 (de) 1985-11-15
FR2474390B1 (enExample) 1984-06-29
FR2474390A2 (fr) 1981-07-31
BR8100137A (pt) 1981-07-28
FI803765L (fi) 1981-07-29
FI74236B (fi) 1987-09-30
US4339404A (en) 1982-07-13
US4464318A (en) 1984-08-07
SU1132802A3 (ru) 1984-12-30
DE3002903C2 (de) 1986-12-04
GB2070288B (en) 1983-11-23
GB2070288A (en) 1981-09-03
IT1134280B (it) 1986-08-13
IT8025991A0 (it) 1980-11-14

Similar Documents

Publication Publication Date Title
FI74236C (fi) Foerfarande foer reglering av tjockleken pao folier i en blaosfoliesprutanordning.
US4426239A (en) Method of controlling the film thickness of flat films produced in flat film extruder installations
FI74234B (fi) Foerfarande foer reglering av folietjockleken vid en blaosfoliesprutanordning.
KR920009923B1 (ko) 뱅크량모니터방법과 그 장치, 시트성형방법과 그 장치 및 시트온도측정방법과 그 장치
US8262966B2 (en) Process for cooling flat plastic products
RU2263000C2 (ru) Способ и устройство для определения планшетности
EP3812353B1 (en) Method and device for controlling a thermal treatment process for glass sheets
US20180133946A1 (en) Installation for producing a film web and method for operating such an installation
RU2586375C2 (ru) Способ и устройство для охлаждения валков
TWI565580B (zh) 控制光學膜片厚度的系統和方法
JP6843390B2 (ja) 塗布装置
EP0704288B1 (de) Vorrichtung zur Steuerung der Wulsthöhe bei der Herstellung von beidseitig geglätteten Folien und Platten
WO2014175175A1 (ja) 耳片の突出量測定方法及び耳片の突出量測定装置
US20230211540A1 (en) Blown-Form Identification in a Blown Film System
EP3706975B1 (en) Method for adjusting the profile of a film in blown extrusion lines
JP7524489B2 (ja) ハイブリッド制御によるスロットダイ調整
IL308038A (en) Wire straightening machine and method for straightening wire or strip material
US7172720B2 (en) Apparatus and method for measuring and of controlling the gap between polymer sheet cooling rolls
US5951926A (en) Process for controlling the film thickness in a blown film extrusion line
JP2000211016A (ja) フィルムの厚みプロフィ―ル制御方法
JPH11207804A (ja) フィルム厚み制御装置及び制御方法
JP6565518B2 (ja) 温度監視装置および温度監視方法
JP4246923B2 (ja) 流延装置
JP7777746B1 (ja) フィルムの膜厚偏差測定方法、フィルムの膜厚偏差測定装置、フィルム製造方法およびフィルム製造装置
KR20250121747A (ko) 압연 소재의 평탄도 제어 장치 및 방법

Legal Events

Date Code Title Description
MA Patent expired

Owner name: WINDMOELLER & HOELSCHER