IT1088777B - Dispositivo di stampaggio e di calibratura di una guaina in una installazione di estrusione a soffiatura di guaine tubolari - Google Patents

Dispositivo di stampaggio e di calibratura di una guaina in una installazione di estrusione a soffiatura di guaine tubolari

Info

Publication number
IT1088777B
IT1088777B IT30778/77A IT3077877A IT1088777B IT 1088777 B IT1088777 B IT 1088777B IT 30778/77 A IT30778/77 A IT 30778/77A IT 3077877 A IT3077877 A IT 3077877A IT 1088777 B IT1088777 B IT 1088777B
Authority
IT
Italy
Prior art keywords
sheath
blow
molding
calibration device
tubular sheaths
Prior art date
Application number
IT30778/77A
Other languages
English (en)
Italian (it)
Inventor
Michel Blin
Gerard Lamure
Jean Claude Moulies
Original Assignee
Ato Chimie
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 Ato Chimie filed Critical Ato Chimie
Application granted granted Critical
Publication of IT1088777B publication Critical patent/IT1088777B/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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
    • B29C48/902—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies internally
    • 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
IT30778/77A 1976-12-16 1977-12-16 Dispositivo di stampaggio e di calibratura di una guaina in una installazione di estrusione a soffiatura di guaine tubolari IT1088777B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7637896A FR2374149A1 (fr) 1976-12-16 1976-12-16 Dispositif de formage et de calibrage de gaine dans une installation d'extrusion-soufflage de gaines tubulaires

Publications (1)

Publication Number Publication Date
IT1088777B true IT1088777B (it) 1985-06-10

Family

ID=9181135

Family Applications (1)

Application Number Title Priority Date Filing Date
IT30778/77A IT1088777B (it) 1976-12-16 1977-12-16 Dispositivo di stampaggio e di calibratura di una guaina in una installazione di estrusione a soffiatura di guaine tubolari

Country Status (4)

Country Link
DE (1) DE2756039A1 (de)
FR (1) FR2374149A1 (de)
GB (1) GB1573574A (de)
IT (1) IT1088777B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3319604A1 (de) * 1983-05-30 1984-12-06 Fa. Klaus Reinhold, 4540 Lengerich Kalibriervorrichtung an einem extruder
DE3532625A1 (de) * 1985-09-12 1987-03-19 Tomi Machinery Mfg Co Ltd Verfahren und vorrichtung zum abkuehlen und fuehren einer folie aus thermoplastischem kunstharz
GB8527300D0 (en) * 1985-11-06 1985-12-11 Victaulic Plc Extrusion of products
US4698196A (en) * 1985-12-24 1987-10-06 Xerox Corporation Method and apparatus for extruding creaseless thin walled tubes
DE4405463A1 (de) * 1994-02-21 1995-08-24 Windmoeller & Hoelscher Verfahren und Vorrichtung zur Kühlung des aus einem Folienblaskopf extrudierten Schlauches aus thermoplastischer Kunststoffschmelze
CA2781202C (en) * 2009-11-10 2016-11-08 Windmoeller & Hoelscher Kg Device and method for calibrating film tubing
DE202012102615U1 (de) 2012-02-08 2012-08-21 Manfred Binder Verstellbare Kalibrierhülse
US10391697B2 (en) * 2016-01-15 2019-08-27 Addex, Inc. Controlled pressure enclosure
IT202100026603A1 (it) * 2021-10-18 2023-04-18 Pietro Lualdi Sistema e metodo di raffreddamento di un film plastico nella filmatura per soffiaggio

Also Published As

Publication number Publication date
GB1573574A (en) 1980-08-28
FR2374149A1 (fr) 1978-07-13
FR2374149B1 (de) 1979-03-30
DE2756039A1 (de) 1978-06-29

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19961227