JPH0479290B2 - - Google Patents

Info

Publication number
JPH0479290B2
JPH0479290B2 JP15811083A JP15811083A JPH0479290B2 JP H0479290 B2 JPH0479290 B2 JP H0479290B2 JP 15811083 A JP15811083 A JP 15811083A JP 15811083 A JP15811083 A JP 15811083A JP H0479290 B2 JPH0479290 B2 JP H0479290B2
Authority
JP
Japan
Prior art keywords
thickness
plate
film
stretching device
slit
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
JP15811083A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6049912A (ja
Inventor
Juichi Tagami
Kazuhisa Kusunoki
Shinichiro Hayashida
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.)
Toray Industries Inc
Original Assignee
Toray Industries Inc
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 Toray Industries Inc filed Critical Toray Industries Inc
Priority to JP58158110A priority Critical patent/JPS6049912A/ja
Publication of JPS6049912A publication Critical patent/JPS6049912A/ja
Publication of JPH0479290B2 publication Critical patent/JPH0479290B2/ja
Granted 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B29C48/31—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets being adjustable, i.e. having adjustable exit sections
    • B29C48/313—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets being adjustable, i.e. having adjustable exit sections by positioning the die lips
    • 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
    • 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
    • B29C48/25—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
    • B29C2948/92323—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
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92904—Die; Nozzle zone

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
JP58158110A 1983-08-31 1983-08-31 膜または板状物の製造装置 Granted JPS6049912A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58158110A JPS6049912A (ja) 1983-08-31 1983-08-31 膜または板状物の製造装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58158110A JPS6049912A (ja) 1983-08-31 1983-08-31 膜または板状物の製造装置

Publications (2)

Publication Number Publication Date
JPS6049912A JPS6049912A (ja) 1985-03-19
JPH0479290B2 true JPH0479290B2 (fr) 1992-12-15

Family

ID=15664517

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58158110A Granted JPS6049912A (ja) 1983-08-31 1983-08-31 膜または板状物の製造装置

Country Status (1)

Country Link
JP (1) JPS6049912A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4235163A1 (de) * 1992-10-19 1994-04-21 Theysohn Friedrich Fa Vorrichtung zum Extrudieren von Kunststoffprofilen
WO2001032402A1 (fr) * 1999-11-02 2001-05-10 Toyo Kohan Co., Ltd. Dispositif et procede permettant la production d'un film
JP4604336B2 (ja) * 2000-11-09 2011-01-05 東レ株式会社 樹脂シート用口金
JP4076059B2 (ja) * 2001-11-07 2008-04-16 東レ株式会社 フィルムロール
DE102022210169A1 (de) * 2022-09-27 2024-03-28 Continental Reifen Deutschland Gmbh Computerimplementiertes Verfahren zur Ermittlung eines Schrumpfverhaltens

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5878726A (ja) * 1981-11-05 1983-05-12 Toshiba Mach Co Ltd 口金隙間調整方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5878726A (ja) * 1981-11-05 1983-05-12 Toshiba Mach Co Ltd 口金隙間調整方法

Also Published As

Publication number Publication date
JPS6049912A (ja) 1985-03-19

Similar Documents

Publication Publication Date Title
EP0461485B1 (fr) Plaque pleine extrudée, par exemple feuille en matière plastique, son procédé de fabrication et application
US5928580A (en) Method of controlling a thickness of a film
US4255365A (en) Pneumatic gauge adjustment of edge-pinned cast web
JPH0479290B2 (fr)
US7172720B2 (en) Apparatus and method for measuring and of controlling the gap between polymer sheet cooling rolls
DE9415619U1 (de) Vorrichtung zur Steuerung der Wulsthöhe bei der Herstellung von beidseitig geglätteten Folien und Platten
EP3400123B1 (fr) Dispositif de refroidissement de matériau en feuille
US20230241830A1 (en) Process and equipment to regulate the thickness of oriented tubular film that is manufactured in a film blowing process
US3422494A (en) Apparatus for forming layers
US6863517B2 (en) Apparatus and method for measuring and of controlling the gap between polymer sheet cooling rolls
JPS6140537B2 (fr)
JP3006751B2 (ja) 厚み均一性の優れた熱可塑性樹脂フイルム及びその製造方法
JP2002283440A (ja) 合成樹脂製棒状物の製造方法および製造装置
JP7234556B2 (ja) 二軸配向フィルムの製造方法
EP0051699B1 (fr) Procédé pour ajuster pneumatiquement l'épaisseur d'un film coulé attaché aux marges
JP2841755B2 (ja) ポリアミド系フイルム及びその製造方法
US4294791A (en) Process for producing thermoplastic resin film of markedly reduced thickness unevenness
EP0353356A1 (fr) Procédé d'épinglage à vide
JP5822560B2 (ja) ポリアミドフィルムの製造方法
JPS6225083B2 (fr)
CA1150026A (fr) Controle pneumatique d'epaisseur d'une feuille laminee fixee par ses lisieres
JP3070823B2 (ja) 熱可塑性樹脂フィルムの製造方法
JP3702042B2 (ja) 押出成形用ダイ
JPH08216227A (ja) ベルト挟圧式発泡シート成形装置
JPH1120001A (ja) シート状物の製造装置