FR2740722B1 - Dispositif d'echauffement des secteurs de feuille d'une gaine en feuille extrudee d'une tete de soufflage de feuille - Google Patents

Dispositif d'echauffement des secteurs de feuille d'une gaine en feuille extrudee d'une tete de soufflage de feuille

Info

Publication number
FR2740722B1
FR2740722B1 FR9613461A FR9613461A FR2740722B1 FR 2740722 B1 FR2740722 B1 FR 2740722B1 FR 9613461 A FR9613461 A FR 9613461A FR 9613461 A FR9613461 A FR 9613461A FR 2740722 B1 FR2740722 B1 FR 2740722B1
Authority
FR
France
Prior art keywords
sheet
heating
sectors
blowing head
sheath extruded
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
FR9613461A
Other languages
English (en)
Other versions
FR2740722A1 (fr
Inventor
Werner Feistkorn
Klemens Sensen
Ansgar Avermeyer
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.)
Windmoeller and Hoelscher KG
Original Assignee
Windmoeller and Hoelscher KG
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 and Hoelscher KG filed Critical Windmoeller and Hoelscher KG
Publication of FR2740722A1 publication Critical patent/FR2740722A1/fr
Application granted granted Critical
Publication of FR2740722B1 publication Critical patent/FR2740722B1/fr
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
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B13/00—Conditioning or physical treatment of the material to be shaped
    • B29B13/08—Conditioning or physical treatment of the material to be shaped by using wave energy or particle radiation
    • 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
    • B29C48/78—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
    • B29C48/25—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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/91—Heating, e.g. for cross linking
    • 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
    • B29C48/91—Heating, e.g. for cross linking
    • B29C48/9105—Heating, e.g. for cross linking of hollow 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
    • 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
    • B29C2948/92504—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
    • 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)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
FR9613461A 1995-11-06 1996-11-05 Dispositif d'echauffement des secteurs de feuille d'une gaine en feuille extrudee d'une tete de soufflage de feuille Expired - Fee Related FR2740722B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19541296A DE19541296C2 (de) 1995-11-06 1995-11-06 Vorrichtung zur Erwärmung der Foliensektoren eines aus einem Folienblaskopf extrudierten Folienschlauches

Publications (2)

Publication Number Publication Date
FR2740722A1 FR2740722A1 (fr) 1997-05-09
FR2740722B1 true FR2740722B1 (fr) 2000-05-19

Family

ID=7776736

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9613461A Expired - Fee Related FR2740722B1 (fr) 1995-11-06 1996-11-05 Dispositif d'echauffement des secteurs de feuille d'une gaine en feuille extrudee d'une tete de soufflage de feuille

Country Status (5)

Country Link
AT (1) AT407854B (fr)
DE (1) DE19541296C2 (fr)
FR (1) FR2740722B1 (fr)
GB (1) GB2307881B (fr)
IT (1) IT1288267B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19725810B4 (de) * 1997-06-18 2005-07-07 Helmut Knorr Düse zum Ausbringen von unter Druck stehendem verflüssigtem Kunststoff
DE102010007658A1 (de) * 2010-02-10 2012-05-10 Case Tech Gmbh Verfahren zum Trocknen von Schlauchhüllen durch Mikrowellen

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4112034A (en) * 1977-05-05 1978-09-05 General Electric Company Biaxial film process and rotary apparatus therefor
DD134052A1 (de) * 1977-12-08 1979-02-07 Jens Haupt Anordnung zur viskositaetserniedrigung von plastschmelzen durch ultraschall
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
US4373273A (en) * 1981-04-13 1983-02-15 Gloucester Engineering Co., Inc. Air ring having a circular array of a large multiplicity of substantially parallel cell-like passages in the air flow path leading to the outlet
US4377540A (en) * 1981-08-24 1983-03-22 Gloucester Engineering Co., Inc. Control of tubular film size
DE3518155A1 (de) * 1985-05-21 1986-11-27 Reifenhäuser GmbH & Co Maschinenfabrik, 5210 Troisdorf Verfahren zur herstellung einer kunststoffolie mit geringer dickentoleranz
DE3769480D1 (de) * 1986-01-16 1991-05-29 Micro Denshi Co Ltd Mikrowellenheizvorrichtung.
JPS62222827A (ja) * 1986-03-25 1987-09-30 Micro Denshi Kk 高分子材料の押出成形機
CH672092A5 (en) * 1987-03-31 1989-10-31 Oco Ag Extending flow of injection mould shot - by energising ultrasonic sonotrode at right angles to flow path at area where flow of shot normally ceases
US4882104A (en) * 1987-04-03 1989-11-21 Cincinnati Milacron, Inc. Method of controlling the thickness of an extruded plastic article
DE3802146C1 (fr) * 1988-01-26 1989-02-23 Battenfeld Extrusionstechnik Gmbh, 4970 Bad Oeynhausen, De
EP0423386B1 (fr) * 1989-10-17 1993-07-28 Tomi Machinery Manfuacturing Co., Ltd. Film en résine synthétique, procédé et dispositif pour uniformiser l'épaisseur du film pendant le formage
DE3936239A1 (de) * 1989-10-31 1991-05-02 Windmoeller & Hoelscher Ringduese fuer strangpressen, vorzugsweise folienblaskopf
DE4236443B4 (de) * 1992-10-28 2005-02-24 Windmöller & Hölscher Kg Verfahren zur Temperaturregelung eines Folienblaskopfes zur Herstellung von Kunststoff-Schlauchfolien
FR2701886B1 (fr) * 1993-02-22 1995-06-02 Hutchinson Méthode pour faciliter l'écoulement d'un matériau élastomère au travers d'un outil, système de mise en Óoeuvre et machine équipée d'un tel système.

Also Published As

Publication number Publication date
AT407854B (de) 2001-07-25
GB2307881B (en) 1999-04-28
DE19541296C2 (de) 1999-07-01
GB9621672D0 (en) 1996-12-11
IT1288267B1 (it) 1998-09-11
FR2740722A1 (fr) 1997-05-09
ITBZ960043A1 (it) 1998-04-03
GB2307881A (en) 1997-06-11
DE19541296A1 (de) 1997-05-07
ATA156396A (de) 2000-11-15

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20090731