ES2069332T3 - Anillo de aire y metodo para controlar el espesor de pelicula soplada. - Google Patents
Anillo de aire y metodo para controlar el espesor de pelicula soplada.Info
- Publication number
- ES2069332T3 ES2069332T3 ES92104638T ES92104638T ES2069332T3 ES 2069332 T3 ES2069332 T3 ES 2069332T3 ES 92104638 T ES92104638 T ES 92104638T ES 92104638 T ES92104638 T ES 92104638T ES 2069332 T3 ES2069332 T3 ES 2069332T3
- Authority
- ES
- Spain
- Prior art keywords
- bubble
- air
- thickness
- variations
- temperature
- 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
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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
- B29C48/9115—Cooling of hollow articles
- B29C48/912—Cooling of hollow articles of tubular films
- B29C48/913—Cooling of hollow articles of tubular films externally
-
- 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
- B29C48/92—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
- B29C2948/92438—Conveying, transporting or storage of articles
-
- 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
- B29C2948/92923—Calibration, after-treatment or cooling zone
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
ANILLO DE AIRE Y METODO PARA CONTROLAR EL GROSOR DE UNA PELICULA SOPLADA. SE DESCRIBEN UN APARATO Y UN METODO PARA CONTROLAR EL GROSOR DE PELICULAS DE PLASTICO PRODUCIDAS SEGUN UN PROCESO DE FORMACION DE PELICULAS POR SOPLIDO. EL APARATO ES UN ANILLO DE REFRIGERACION DEL AIRE MODIFICADO DE TAL MODO QUE INCLUYA DISPOSITIVOS PARA MODIFICAR LOCALMENTE LA TEMPERATURA DEL AIRE DESCARGADO DEL ANILLO DE AIRE EN LA BURBUJA SOPLADA. LAS VARIACIONES LOCALES DE LA TEMPERATURA DEL AIRE REFRIGERANTE APLICADAS A LA SUPERFICIE DE LA BURBUJA DAN COMO RESULTADO LAS VARIACIONES EN LA VELOCIDAD DE ENFRIAMIENTO DE LA BURBUJA Y EN LA VISCOSIDAD, CON LAS VARIACIONES CONSIGUIENTES EN EL ADELGAZAMIENTO DURANTE LA EXPANSION TRANSVERSAL DE LA BURBUJA. EL METODO COMPRENDE CENTRALMENTE LA LOCALIZACION Y EL ALCANCE DE LA VARIACION DE LA TEMPERATURA LOCAL APLICADA A LA BURBUJA EN RESPUESTA A LA COMPARACION DEL GROSOR DE LA PELICULA MEDIDO CON UN GROSOR DE LA PELICULA DESEADO.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/674,589 US5288219A (en) | 1991-03-25 | 1991-03-25 | Air ring for controlling blown film thickness |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2069332T3 true ES2069332T3 (es) | 1995-05-01 |
Family
ID=24707192
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES92104638T Expired - Lifetime ES2069332T3 (es) | 1991-03-25 | 1992-03-18 | Anillo de aire y metodo para controlar el espesor de pelicula soplada. |
Country Status (6)
Country | Link |
---|---|
US (1) | US5288219A (es) |
EP (1) | EP0508167B1 (es) |
AT (1) | ATE119463T1 (es) |
CA (1) | CA2061883C (es) |
DE (1) | DE69201583T2 (es) |
ES (1) | ES2069332T3 (es) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4207439B4 (de) * | 1991-12-12 | 2004-05-06 | Windmöller & Hölscher Kg | Folienblaskopf zur Herstellung von Schlauchfolien aus thermoplastischem Kunststoff |
US6254368B1 (en) * | 1992-04-20 | 2001-07-03 | Tomy Machinery Manufacturing Col., Ltd. | Plastic molding machine |
DE4405464C1 (de) * | 1994-02-21 | 1995-01-12 | Windmoeller & Hoelscher | Verfahren und Vorrichtung zur Kühlung des aus einem Folienblaskopf extrudierten Schlauches aus thermoplastischer Kunststoffschmelze |
GB2289432B (en) * | 1994-05-18 | 1998-06-17 | Windmoeller & Hoelscher | A film blowing head for producing tubular film webs of a thermoplastic synthetic material |
DE4432513C2 (de) * | 1994-09-13 | 1996-12-12 | Reifenhaeuser Masch | Anlage für die Herstellung von Blasfolien aus thermoplastischem Kunststoff |
DE19501669A1 (de) * | 1995-01-20 | 1996-07-25 | Windmoeller & Hoelscher | Folienblaskopf zur Herstellung von Schlauchfolien aus thermoplastischem Kunststoff |
DE19629076C2 (de) * | 1996-07-18 | 1999-06-02 | Windmoeller & Hoelscher | Kühlring zur Kühlung eines aus dem Ringspalt eines Folienblaskopfes ausgetretenen Schlauches aus thermoplastischem Kunststoff |
US5804221A (en) * | 1996-09-05 | 1998-09-08 | Macro Engineering & Technology Inc. | Air ring for cooling blown plastic film |
US6273699B1 (en) | 1998-05-19 | 2001-08-14 | Udo Finke | Device for manufacturing plastic film |
DE19842777C2 (de) * | 1998-09-18 | 2002-05-08 | Reifenhaeuser Masch | Vorrichtung zur Zuführung von Kühlluft zu einer Folienblase einer Schlauchfolienextrusionsanlage |
DE19842778B4 (de) * | 1998-09-18 | 2005-06-16 | Reifenhäuser GmbH & Co Maschinenfabrik | Verfahren und Werkzeuganordnung zur Herstellung einer Schlauchfolie |
DE20022174U1 (de) | 1999-09-09 | 2001-05-17 | Kdesign Gmbh | Vorrichtung zur Steuerung und Regelung des Dickenprofils bei der Blasfolienherstellung |
DE10029175B4 (de) * | 1999-09-09 | 2004-10-07 | Kdesign Gmbh | Verfahren und Vorrichtung zur Steuerung und Regelung des Dickenprofils bei der Blasfolienherstellung |
WO2002070230A1 (de) * | 2001-03-05 | 2002-09-12 | Windmöller & Hölscher Kg | Folienblaskopf zur herstellung von schlauchfolien |
DE10244869B4 (de) * | 2002-09-25 | 2007-06-06 | Windmöller & Hölscher Kg | Bedienpult für Folienextrusionsanlagen |
US7806674B2 (en) * | 2004-09-01 | 2010-10-05 | Windmoeller & Hoelscher Kg | Air ring for controlling blown film thickness provided with individual heat conducting segments |
DE102005033205C5 (de) | 2005-07-13 | 2017-10-12 | Windmöller & Hölscher Kg | Verfahren zur auftragsbezogenen Änderung des Folienschlauchformats von einem Ausgangsformat zu einem Endformat sowie Blasfolienanlage, an der diese Änderung durchführbar ist |
DE102005033206B4 (de) * | 2005-07-13 | 2010-12-02 | Windmöller & Hölscher Kg | Blasfolienanlage sowie Verfahren zum Betrieb derselben |
US20080061460A1 (en) * | 2006-09-08 | 2008-03-13 | Richard Zimmermann | Method and device for the production of blown tubular film |
US11298865B2 (en) * | 2016-01-15 | 2022-04-12 | Addex, Inc. | High performance cooling system |
CA3009083C (en) * | 2016-01-15 | 2021-06-01 | Addex, Inc. | Apparatus with unidirectional and divergent cooling elements for blown film cooling |
US11104054B2 (en) | 2016-01-15 | 2021-08-31 | Addex, Inc. | High performance cooling system |
JP6746339B2 (ja) * | 2016-03-28 | 2020-08-26 | 住友重機械モダン株式会社 | フィルム成形装置 |
AT519313B1 (de) * | 2016-10-19 | 2019-01-15 | Pramberger Siegfried | Vorrichtung zur herstellung von kunststoffprofilen |
IT201700055831A1 (it) * | 2017-05-23 | 2018-11-23 | Syncro S R L | Dispositivo e metodo per regolare il profilo di spessore nella produzione di film soffiati |
CA2974587A1 (en) | 2017-07-27 | 2019-01-27 | Layfield Group Ltd. | Method and apparatus for extruding blown film with a controlled thickness profile |
US11618200B2 (en) | 2020-03-17 | 2023-04-04 | Michael P. Bucko | External cooling air ring for blown-film extrusion |
CN113119439B (zh) * | 2021-04-08 | 2023-05-16 | 贵州科泰天兴农业科技有限公司 | 一种地膜膜径精准控制系统及控制方法 |
US11826941B1 (en) | 2022-06-28 | 2023-11-28 | Daniel R. Joseph | Air ring for blown-film extrusion apparatus |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB942085A (en) * | 1961-02-10 | 1963-11-20 | Ici Ltd | Improvements in or relating to thermoplastic film manufacture |
US3235632A (en) * | 1962-04-18 | 1966-02-15 | Dow Chemical Co | Process for producing biaxially oriented thermoplastic tubular film |
DE2024069A1 (en) * | 1969-05-22 | 1970-12-03 | Cooling unit for the manufacture hosing - sheet film | |
US3835209A (en) * | 1971-11-09 | 1974-09-10 | Owens Illinois Inc | Process of extruding a foamed extrudate and controlling the thickness thereof |
US3976732A (en) * | 1974-05-06 | 1976-08-24 | Mobil Oil Corporation | Method for the extrusion of tubular thermoplastic film |
US4145177A (en) * | 1977-12-12 | 1979-03-20 | Gloucester Engineering Co., Inc. | Air cooling ring for plastic film with independent lubricating air for film guide surface |
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 |
DE3014989C2 (de) * | 1980-04-18 | 1991-01-24 | Windmöller & Hölscher, 4540 Lengerich | Verfahren zur Steuerung der Foliendicke an einer Blasfolienextruderanlage |
KR880001768B1 (ko) * | 1981-10-30 | 1988-09-13 | 스즈끼 세이지 | 인플레이션필름 성형장치 |
US4750874A (en) * | 1987-01-09 | 1988-06-14 | Gloucester Engineering Co., Inc. | Air cooling ring for plastic film |
US4834924A (en) * | 1988-01-25 | 1989-05-30 | Mobil Oil Corporation | Extrusion apparatus for tubular thermoplastic films including two (tandem) spaced air rings for controlling cooling rate and production speeds |
DE3802146C1 (es) * | 1988-01-26 | 1989-02-23 | Battenfeld Extrusionstechnik Gmbh, 4970 Bad Oeynhausen, De | |
ATE93447T1 (de) * | 1989-06-21 | 1993-09-15 | Stefan Konermann | Verfahren und vorrichtung zur blasfolienherstellung. |
-
1991
- 1991-03-25 US US07/674,589 patent/US5288219A/en not_active Expired - Lifetime
-
1992
- 1992-02-26 CA CA002061883A patent/CA2061883C/en not_active Expired - Fee Related
- 1992-03-18 DE DE69201583T patent/DE69201583T2/de not_active Expired - Fee Related
- 1992-03-18 AT AT92104638T patent/ATE119463T1/de not_active IP Right Cessation
- 1992-03-18 EP EP92104638A patent/EP0508167B1/en not_active Expired - Lifetime
- 1992-03-18 ES ES92104638T patent/ES2069332T3/es not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0508167A3 (en) | 1993-02-10 |
EP0508167A2 (en) | 1992-10-14 |
CA2061883A1 (en) | 1992-09-26 |
EP0508167B1 (en) | 1995-03-08 |
DE69201583D1 (de) | 1995-04-13 |
DE69201583T2 (de) | 1995-07-06 |
US5288219A (en) | 1994-02-22 |
ATE119463T1 (de) | 1995-03-15 |
CA2061883C (en) | 2002-02-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ES2069332T3 (es) | Anillo de aire y metodo para controlar el espesor de pelicula soplada. | |
US4133919A (en) | Method of making decorative panels | |
DK0478641T3 (da) | Fremgangsmåde til regulering af en blæsefolies tykkelsesprofil og apparat til udøvelse af fremgangsmåden | |
DK636388A (da) | Fremgangsmaade og apparat til fremstilling af hule genstande | |
DK0740997T3 (da) | Fremgangsmåde og indretning til placering af et tensid på overfladen af en støbeform | |
KR890014234A (ko) | 2축 연신필름의 제조방법 및 그 장치 | |
EP0291598A3 (en) | Method of and apparatus for maintaining uniform hot melt coatings on thermally sensitive webs | |
JPH1158425A (ja) | 流延製膜方法及び装置 | |
DE3876791D1 (de) | Hochleistungskuehlverfahren und vorrichtung fuer die herstellung von bi-orientierten folien aus hoch- und mittelmolaren thermoplasten. | |
DE3887913D1 (de) | Blasenformende und stabilisierende Vorrichtung zum Gebrauch im kontinuierlichen Extrusionsverfahren zur Herstellung von Blasfolien. | |
DE3275514D1 (en) | Method and apparatus for extruding films of vinylidene fluoride polymers | |
US3714309A (en) | Manufacture of plastic film | |
ATE246588T1 (de) | Verfahren und vorrichtung zum warmformen von kunststofffolien | |
JPH01200933A (ja) | 樹脂フィルムの端部処理方法及び装置 | |
CA2100431A1 (en) | Method and Apparatus for Molding Inflation Film | |
ATE144181T1 (de) | Verfahren zur erzeugung von filmen | |
DE59202031D1 (de) | Vorrichtung zum Herstellen von Schlauchfolien. | |
ATE260772T1 (de) | Tintenstrahlaufzeichnungsmaterial mit extrudierbarer polyvinylalkohol-schicht | |
JPH03189125A (ja) | 管状フィルムのフィルム厚みの制御方法 | |
DK282589D0 (da) | Flerlagsarkmateriale, fremgangsmaade til fremstilling heraf, apparat til anvendelse herved samt emballage fremstillet af samme | |
DK0524697T3 (da) | Køleindretning for extruderhoveder til rørformede plasticfolier | |
JPS57210823A (en) | Cooling method and apparatus for thermoplastic resin film or sheet like object | |
NO975000D0 (no) | Fremgangsmåte og anordning for kjöling av en gjenstand | |
ATE129959T1 (de) | Verfahren und verwendung von kunststoff folien zum herstellen eines skibelags und skibelag. | |
JPH05232583A (ja) | 積層レンズシートの製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
Ref document number: 508167 Country of ref document: ES |