DE68907907T2 - Synthetischer Harzfilm, Verfahren und Vorrichtung um die Filmstärke während des Formens gleichmässig zu machen. - Google Patents

Synthetischer Harzfilm, Verfahren und Vorrichtung um die Filmstärke während des Formens gleichmässig zu machen.

Info

Publication number
DE68907907T2
DE68907907T2 DE89119230T DE68907907T DE68907907T2 DE 68907907 T2 DE68907907 T2 DE 68907907T2 DE 89119230 T DE89119230 T DE 89119230T DE 68907907 T DE68907907 T DE 68907907T DE 68907907 T2 DE68907907 T2 DE 68907907T2
Authority
DE
Germany
Prior art keywords
making
synthetic resin
during molding
uniform during
thickness uniform
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
DE89119230T
Other languages
English (en)
Other versions
DE68907907D1 (de
Inventor
Jitsumi Shinmoto
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.)
Tomi Machinery Manufacturing Co Ltd
Original Assignee
Tomi Machinery Manufacturing Co Ltd
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 Tomi Machinery Manufacturing Co Ltd filed Critical Tomi Machinery Manufacturing Co Ltd
Application granted granted Critical
Publication of DE68907907D1 publication Critical patent/DE68907907D1/de
Publication of DE68907907T2 publication Critical patent/DE68907907T2/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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the 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
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/865—Heating
    • 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
    • B29C2948/92571—Position, e.g. linear or angular
    • 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
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S83/00—Cutting
    • Y10S83/919—Sample taking

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DE89119230T 1989-10-17 1989-10-17 Synthetischer Harzfilm, Verfahren und Vorrichtung um die Filmstärke während des Formens gleichmässig zu machen. Expired - Fee Related DE68907907T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP89119230A EP0423386B1 (de) 1989-10-17 1989-10-17 Synthetischer Harzfilm, Verfahren und Vorrichtung um die Filmstärke während des Formens gleichmässig zu machen

Publications (2)

Publication Number Publication Date
DE68907907D1 DE68907907D1 (de) 1993-09-02
DE68907907T2 true DE68907907T2 (de) 1993-11-11

Family

ID=8202036

Family Applications (1)

Application Number Title Priority Date Filing Date
DE89119230T Expired - Fee Related DE68907907T2 (de) 1989-10-17 1989-10-17 Synthetischer Harzfilm, Verfahren und Vorrichtung um die Filmstärke während des Formens gleichmässig zu machen.

Country Status (3)

Country Link
US (1) US5116554A (de)
EP (1) EP0423386B1 (de)
DE (1) DE68907907T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4236443B4 (de) * 1992-10-28 2005-02-24 Windmöller & Hölscher Kg Verfahren zur Temperaturregelung eines Folienblaskopfes zur Herstellung von Kunststoff-Schlauchfolien
DE19541296C2 (de) * 1995-11-06 1999-07-01 Windmoeller & Hoelscher Vorrichtung zur Erwärmung der Foliensektoren eines aus einem Folienblaskopf extrudierten Folienschlauches
US6892616B2 (en) * 2000-11-28 2005-05-17 Uht Corporation Cutting apparatus
US7092855B2 (en) * 2003-05-30 2006-08-15 Avery Dennison Corporation Thermo-stable coating die design method and apparatus
CA2528052A1 (en) * 2003-06-03 2004-12-16 Avery Dennison Corporation Die assembly
DE102011008188B4 (de) * 2011-01-10 2015-04-02 Göttfert Werkstoff-Prüfmaschinen GmbH Vorrichtung und Verfahren zur Qualitätskontrolle von Kunststoffen
CN102166819A (zh) * 2011-01-24 2011-08-31 湖北恒泰橡塑有限公司 吹膜机膜厚精密控制装置
CN102601976B (zh) * 2012-03-30 2014-09-10 广州市香港科大霍英东研究院 一种挤出机上塑料产品厚度的在线测量方法
CN102601977B (zh) * 2012-03-30 2014-09-10 广州市香港科大霍英东研究院 一种挤出机上塑料产品质量在线测量装置
DE112020000052T5 (de) * 2020-03-23 2022-07-14 Ngk Insulators, Ltd. Verfahren zur Herstellung eines keramischen Formkörpers und Keramikstruktur

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3751537A (en) * 1970-01-12 1973-08-07 Owens Illinois Inc Process for controlling dimensions of the product in foamed plastic extrusion
US3761553A (en) * 1971-06-28 1973-09-25 Celanese Corp Method for producing uniform drawn films
DE2232930A1 (de) * 1971-07-06 1973-02-01 Hepworth Plastics Ltd Verfahren und vorrichtung zur herstellung von rohren unbedingt gleichmaessiger wandstaerke im strangpressverfahren
FR2196231B1 (de) * 1972-08-15 1978-01-27 Du Pont
US3819775A (en) * 1972-08-15 1974-06-25 R Mules Method of making polymeric film
JPS51109955A (de) * 1975-03-24 1976-09-29 Teijin Ltd
DE2947293C2 (de) * 1979-11-23 1983-09-15 Windmöller & Hölscher, 4540 Lengerich Verfahren zur Regelung der Foliendicke an einer Blasfolien-Extruderanlage
DE3006566A1 (de) * 1980-02-21 1981-08-27 Windmöller & Hölscher, 4540 Lengerich Verfahren zur regelung der foliendicke von in flachfolien-extrusionsanlagen hergestellten flachfolien
DE3107701A1 (de) * 1980-03-05 1982-01-14 Basf Ag, 6700 Ludwigshafen Verfahren und vorrichtung zur regelung der dicke von extrudierten flachfolien oder platten aus thermoplastischen kunststoffen
JPS5829624A (ja) * 1981-08-13 1983-02-21 Tomy Kikai Kogyo Kk インフレ−シヨンフイルム用ダイ装置
EP0180571A3 (de) * 1984-09-11 1986-11-26 Erwin Hartl Strangpressdüsen-Anordnung und automatisch zentrierendes Strangpress-Verfahren
JPS6317024A (ja) * 1986-07-10 1988-01-25 Showa Denko Kk 熱可塑性樹脂フイルム類の製造方法
US4882104A (en) * 1987-04-03 1989-11-21 Cincinnati Milacron, Inc. Method of controlling the thickness of an extruded plastic article
JPH01314135A (ja) * 1988-06-13 1989-12-19 Tomy Kikai Kogyo Kk 円筒形インフレーションフィルムの製造装置

Also Published As

Publication number Publication date
EP0423386B1 (de) 1993-07-28
EP0423386A1 (de) 1991-04-24
DE68907907D1 (de) 1993-09-02
US5116554A (en) 1992-05-26

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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