IT1163670B - Procedimento e dispositivo per l'ottimizzazione della capacita' produttiva di un impianto di soffiaggio ed estrusione di materiale in foglio per mezzo di un calcolatore di processo - Google Patents

Procedimento e dispositivo per l'ottimizzazione della capacita' produttiva di un impianto di soffiaggio ed estrusione di materiale in foglio per mezzo di un calcolatore di processo

Info

Publication number
IT1163670B
IT1163670B IT21573/79A IT2157379A IT1163670B IT 1163670 B IT1163670 B IT 1163670B IT 21573/79 A IT21573/79 A IT 21573/79A IT 2157379 A IT2157379 A IT 2157379A IT 1163670 B IT1163670 B IT 1163670B
Authority
IT
Italy
Prior art keywords
blowing
optimization
procedure
sheet material
production capacity
Prior art date
Application number
IT21573/79A
Other languages
English (en)
Other versions
IT7921573A0 (it
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 IT7921573A0 publication Critical patent/IT7921573A0/it
Application granted granted Critical
Publication of IT1163670B publication Critical patent/IT1163670B/it

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
    • B29C48/03—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
    • 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
    • B29C2948/92123—Diameter or circumference
    • 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
    • B29C2948/92009—Measured parameter
    • B29C2948/92209—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
    • B29C2948/92323—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
    • B29C2948/92323—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
    • B29C2948/9258—Velocity
    • 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
    • B29C2948/9259—Angular velocity
    • 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
    • B29C2948/92628—Width or height
    • 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
    • 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
    • B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/92885—Screw or gear

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT21573/79A 1978-04-17 1979-04-04 Procedimento e dispositivo per l'ottimizzazione della capacita' produttiva di un impianto di soffiaggio ed estrusione di materiale in foglio per mezzo di un calcolatore di processo IT1163670B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782816583 DE2816583A1 (de) 1978-04-17 1978-04-17 Verfahren und vorrichtung zur optimierung der ausstossleistung einer blasfolienextruderanlage mittels eines prozessrechners

Publications (2)

Publication Number Publication Date
IT7921573A0 IT7921573A0 (it) 1979-04-04
IT1163670B true IT1163670B (it) 1987-04-08

Family

ID=6037170

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21573/79A IT1163670B (it) 1978-04-17 1979-04-04 Procedimento e dispositivo per l'ottimizzazione della capacita' produttiva di un impianto di soffiaggio ed estrusione di materiale in foglio per mezzo di un calcolatore di processo

Country Status (7)

Country Link
US (1) US4246212A (it)
JP (1) JPS5830127B2 (it)
BR (1) BR7902305A (it)
CH (1) CH641401A5 (it)
DE (1) DE2816583A1 (it)
GB (1) GB2019045B (it)
IT (1) IT1163670B (it)

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Publication number Priority date Publication date Assignee Title
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
US4415681A (en) * 1980-10-23 1983-11-15 Ford Motor Company Stabilized crosslinked dispersion
US4355966A (en) * 1981-05-04 1982-10-26 E. B. Westlake, Jr. Automatic control of bubble size in blown film
JPS5878725A (ja) * 1981-11-04 1983-05-12 Idemitsu Petrochem Co Ltd インフレ−シヨンフイルム成形装置
US4464319A (en) * 1982-08-05 1984-08-07 Reifenhauser Gmbh & Co. Maschinenfabrik Method of and apparatus for the coiling of flattened synthetic resin foil tubes
FR2547531A1 (fr) * 1983-06-16 1984-12-21 Prosymeca Procede et dispositif pour mesurer en fonctionnement sur une machine d'extrusion en continu au moins une caracteristique physique du produit extrude
CN1008338B (zh) * 1984-11-27 1990-06-13 温德莫勒及霍尔希尔公司 在塑料薄膜管上制出褶裥的装置
DE8501177U1 (de) * 1985-01-18 1986-05-22 Alpine Ag, 8900 Augsburg Abzugsvorrichtung für Kunststoff-Schlauchfolien
DE3508626C1 (de) * 1985-03-11 1986-02-27 Windmöller & Hölscher, 4540 Lengerich Flachlege- und Abzugsvorrichtung fuer eine aus Kunststoff im Blasverfahren hergestellte Schlauchfolienbahn
JPH089195B2 (ja) * 1986-12-23 1996-01-31 昭和電工株式会社 合成樹脂製袋素材の製造方法
DE8707626U1 (de) * 1987-05-27 1987-08-13 Alpine Ag, 8900 Augsburg Abzugsvorrichtung für Schlauchfolien
US5035602A (en) * 1987-06-15 1991-07-30 Ford Motor Company Resin transfer molding core and preform
US5045251A (en) * 1987-06-15 1991-09-03 Ford Motor Company Method of resin transfer molding a composite article
US4859398A (en) * 1987-07-02 1989-08-22 Mobil Oil Corporation High shear extrusion of linear low density polyethylene
KR920006265B1 (ko) * 1987-10-01 1992-08-01 미쓰비시덴기 가부시기가이샤 간격판의 제조장치
DE3743721A1 (de) * 1987-12-23 1989-07-06 Karl Veit Holger Dr Ing Folienblasanlage mit rolle
US4931003A (en) * 1987-12-31 1990-06-05 Minigrip, Inc. Apparatus for making biaxially stretched tubularly extended film with transverse closure strip
AU610366B2 (en) * 1988-03-31 1991-05-16 Idemitsu Petrochemical Co., Ltd. Method of and apparatus for manufacturing biaxially oriented film
DE3907180A1 (de) * 1989-03-06 1990-09-13 Windmoeller & Hoelscher Verfahren zum ueberpruefen der funktionsfaehigkeit von mit kuehlabschnitten versehenen extrusionsduesen von kunststoffextrudern zur herstellung von flach- oder schlauchfolien
JPH03106636A (ja) * 1989-09-20 1991-05-07 Tomy Kikai Kogyo Kk 樹脂成形装置
JPH0622892B2 (ja) * 1990-01-15 1994-03-30 株式会社マルヤス ブロー成形品のフロストコントロール装置
US5198161A (en) * 1990-03-07 1993-03-30 Kao Corporation Parison thickness control method
DE4024326A1 (de) * 1990-06-06 1991-12-12 Windmoeller & Hoelscher Verfahren und vorrichtung zum verringern des durchhanges und/oder des unterschiedlichen spannungsprofils einer im blasverfahren hergestellten und flachgelegten schlauchfolienbahn
JPH0494919A (ja) * 1990-08-10 1992-03-27 Sekisui Chem Co Ltd インフレーション成形ラインにおけるフロストライン制御装置
JPH04135734A (ja) * 1990-09-27 1992-05-11 Sekisui Chem Co Ltd インフレーション成形ラインにおけるフロストライン制御装置
US5202068A (en) * 1990-10-24 1993-04-13 Modern Controls, Inc. Method and apparatus for controlling blown film thickness
DE4035196C2 (de) * 1990-11-06 1997-07-10 Pannenbecker H Verfahren zur Herstellung von Kunststoffolien aus thermoplastischen Kunststoffen
JPH04185422A (ja) * 1990-11-19 1992-07-02 Sekisui Chem Co Ltd インフレーション成形ラインにおけるフロストライン制御装置
US5124094A (en) * 1991-03-21 1992-06-23 Minnesota Mining And Manufacturing Company Apparatus and method for constraining a rotating tube of material
US5288219A (en) * 1991-03-25 1994-02-22 Battenfeld Gloucester Engineering Co., Inc. Air ring for controlling blown film thickness
DE4118122A1 (de) * 1991-06-03 1992-12-10 Windmoeller & Hoelscher Verfahren zur bestimmung und/oder regelung des orientierungsgrades von in blasfolienanlagen hergestellten schlauchfolien
DE4137516A1 (de) * 1991-07-08 1993-01-14 Windmoeller & Hoelscher Verfahren zur regelung des durchmessers von in blasfolienanlagen hergestellten schlauchfolien
US5756041A (en) * 1991-07-11 1998-05-26 Arruda; William C. Method and apparatus for processing blown tube films
IT222712Z2 (it) * 1991-07-23 1995-04-24 Deponte Edoardo Dispositivo di raffreddamento per teste di estrusione per film tubolari di materiale plastico
US5525277A (en) * 1992-04-13 1996-06-11 Joseph; Daniel R. Method and apparatus for cooling extruded film tubes
US6254368B1 (en) * 1992-04-20 2001-07-03 Tomy Machinery Manufacturing Col., Ltd. Plastic molding machine
US5345399A (en) * 1992-07-06 1994-09-06 Union Camp Corporation System and method for monitoring and controlling the width of a product
US5288441A (en) * 1992-12-24 1994-02-22 Collins Steven L System and method for extruder frost line detection
US5891383A (en) * 1994-06-03 1999-04-06 Joseph; Daniel R. Method and apparatus for cooling extruded film tubes
DE4440647C2 (de) * 1994-11-14 1996-10-02 Windmoeller & Hoelscher Abzugsvorrichtung
DE19631640C1 (de) * 1996-08-05 1998-04-02 Windmoeller & Hoelscher Verfahren zur Regelung der Foliendicke an einer Blasfolienanlage
US6293778B1 (en) 1997-02-14 2001-09-25 Daniel R. Joseph Automatically balancing a blower in a blown film extrusion line
US6447278B1 (en) 1998-05-26 2002-09-10 Polymer Processing, Inc. Apparatus for processing blown tube films
CA2330955C (en) * 2000-01-15 2009-06-30 Daniel R. Joseph Method and apparatus for lay flat control in an extruded film production line
EP1616687A1 (de) * 2004-07-14 2006-01-18 Kdesign GmbH Verfahren und Vorrichtung zur Produktionsüberwachung bei der Herstellung von Schlauchfolien
DE102005035750A1 (de) * 2005-05-23 2006-11-30 Windmöller & Hölscher Kg Umlenkeinrichtung für eine Folienbahn
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
US20110112677A1 (en) * 2009-11-11 2011-05-12 Albert John Franklin Method for controlling a physical property of a tubular blown film
IT1400516B1 (it) * 2010-06-22 2013-06-11 Im Plast S R L Metodo e dispositivo per controllare lo spessore di film in estrusori in bolla
US9050760B2 (en) 2011-12-15 2015-06-09 Ndc Technologies, Inc. Blown film scanning method
US20170232653A1 (en) * 2014-10-15 2017-08-17 Windmöller & Hölscher Kg Method and Device for the Production and Further Processing of a Film Tube
DE102014119206B4 (de) * 2014-12-19 2018-12-27 Windmöller & Hölscher Kg Verfahren und Messvorrichtung für die Überwachung der Dehnfähigkeit bei der Herstellung von Stretchfolie in einem Gießfolienverfahren und Folienmaschine
ITUB20151292A1 (it) * 2015-05-28 2016-11-28 Doteco S P A Apparato e metodo per produrre un film estruso in bolla
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
CN108058436A (zh) * 2017-12-21 2018-05-22 苏州星火丰盈环保包装有限公司 一种全生物降解垃圾袋吹膜装置
US11446854B2 (en) 2019-12-16 2022-09-20 Daniel R. Joseph Method and apparatus for calibration of blown-film extrusion apparatus
WO2024078715A1 (de) * 2022-10-12 2024-04-18 Kdesign Gmbh Verfahren und messanordnung zum bestimmen der position einer einfriergrenze bei der herstellung einer schlauchfolie aus thermoplastischem kunststoff

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US3286302A (en) * 1963-12-26 1966-11-22 Industrial Nucleonics Corp Control system for maximizing the production of a material forming process
US3576935A (en) * 1969-05-20 1971-04-27 Du Pont Apparatus for and method of gauge distribution in plastic tubing
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JPS561209A (en) * 1979-06-15 1981-01-08 Kobe Steel Ltd Controlling method for loop in loop-controlled rolling work

Also Published As

Publication number Publication date
GB2019045B (en) 1982-09-02
DE2816583A1 (de) 1979-10-18
US4246212A (en) 1981-01-20
BR7902305A (pt) 1979-10-23
CH641401A5 (de) 1984-02-29
IT7921573A0 (it) 1979-04-04
JPS54139670A (en) 1979-10-30
JPS5830127B2 (ja) 1983-06-27
GB2019045A (en) 1979-10-24

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