IT1316178B1 - Dispositivo per l'estrusione e il soffiaggio di tubolari termoplastici e procedimento - Google Patents

Dispositivo per l'estrusione e il soffiaggio di tubolari termoplastici e procedimento

Info

Publication number
IT1316178B1
IT1316178B1 IT2000MI000037A ITMI20000037A IT1316178B1 IT 1316178 B1 IT1316178 B1 IT 1316178B1 IT 2000MI000037 A IT2000MI000037 A IT 2000MI000037A IT MI20000037 A ITMI20000037 A IT MI20000037A IT 1316178 B1 IT1316178 B1 IT 1316178B1
Authority
IT
Italy
Prior art keywords
extrusion
blowing
procedure
thermoplastic
thermoplastic tubes
Prior art date
Application number
IT2000MI000037A
Other languages
English (en)
Inventor
Mario Tietto
Original Assignee
Soffiaggio Tecnica Srl
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 Soffiaggio Tecnica Srl filed Critical Soffiaggio Tecnica Srl
Priority to IT2000MI000037A priority Critical patent/IT1316178B1/it
Publication of ITMI20000037A0 publication Critical patent/ITMI20000037A0/it
Priority to EP00981338A priority patent/EP1250221B1/en
Priority to AT00981338T priority patent/ATE269782T1/de
Priority to AU2001218617A priority patent/AU2001218617A1/en
Priority to US10/111,563 priority patent/US20030164581A1/en
Priority to PCT/EP2000/012211 priority patent/WO2001053061A1/en
Priority to DE60011819T priority patent/DE60011819T2/de
Publication of ITMI20000037A1 publication Critical patent/ITMI20000037A1/it
Application granted granted Critical
Publication of IT1316178B1 publication Critical patent/IT1316178B1/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
    • 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
    • B29C48/0017—Combinations of extrusion moulding with other shaping operations combined with blow-moulding or thermoforming
    • 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
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/475—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using pistons, accumulators or press rams
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/695—Flow dividers, e.g. breaker plates
    • B29C48/70—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows
    • B29C48/705—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows in the die zone, e.g. to create flow homogeneity
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
    • B29C49/04—Extrusion blow-moulding

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
IT2000MI000037A 2000-01-17 2000-01-17 Dispositivo per l'estrusione e il soffiaggio di tubolari termoplastici e procedimento IT1316178B1 (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT2000MI000037A IT1316178B1 (it) 2000-01-17 2000-01-17 Dispositivo per l'estrusione e il soffiaggio di tubolari termoplastici e procedimento
EP00981338A EP1250221B1 (en) 2000-01-17 2000-12-05 Extrusion die for blow moulding
AT00981338T ATE269782T1 (de) 2000-01-17 2000-12-05 Extrusionsdüse zum blasformen
AU2001218617A AU2001218617A1 (en) 2000-01-17 2000-12-05 Extrusion die for blow moulding and method for cleaning the extrusion die
US10/111,563 US20030164581A1 (en) 2000-01-17 2000-12-05 Extrusion die for blow moulding and method for cleaning the extrusion die
PCT/EP2000/012211 WO2001053061A1 (en) 2000-01-17 2000-12-05 Extrusion die for blow moulding and method for cleaning the extrusion die
DE60011819T DE60011819T2 (de) 2000-01-17 2000-12-05 Extrusionsdüse zum blasformen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2000MI000037A IT1316178B1 (it) 2000-01-17 2000-01-17 Dispositivo per l'estrusione e il soffiaggio di tubolari termoplastici e procedimento

Publications (3)

Publication Number Publication Date
ITMI20000037A0 ITMI20000037A0 (it) 2000-01-17
ITMI20000037A1 ITMI20000037A1 (it) 2001-07-17
IT1316178B1 true IT1316178B1 (it) 2003-04-03

Family

ID=11443675

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2000MI000037A IT1316178B1 (it) 2000-01-17 2000-01-17 Dispositivo per l'estrusione e il soffiaggio di tubolari termoplastici e procedimento

Country Status (7)

Country Link
US (1) US20030164581A1 (it)
EP (1) EP1250221B1 (it)
AT (1) ATE269782T1 (it)
AU (1) AU2001218617A1 (it)
DE (1) DE60011819T2 (it)
IT (1) IT1316178B1 (it)
WO (1) WO2001053061A1 (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060103048A1 (en) * 2004-11-17 2006-05-18 Crumm Aaron T Extrusion die for making a part with controlled geometry

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4268239A (en) * 1978-05-30 1981-05-19 Mobil Oil Corporation Tubular extrusion die
DE3026822C2 (de) * 1980-07-16 1985-02-21 Reiner Dipl.-Ing. 5205 St.Augustin Kader Winkelspritzkopf zum Herstellen eines Schlauches
DE3305242A1 (de) * 1983-02-16 1984-08-16 Battenfeld-Fischer Blasformtechnik GmbH, 5204 Lohmar Pinole fuer den dorn eines schlauchkopfes zur herstellung von schlauchabschnitten oder schlaeuchen aus thermoplastischem kunststoff
US4798526A (en) * 1986-07-17 1989-01-17 General Electric Company Modular extrusion head
JPH02206527A (ja) * 1989-02-03 1990-08-16 Placo Co Ltd ブロー成形機における材料替え装置
DE19509375A1 (de) * 1995-03-15 1996-09-19 Rollepaal B V Maschf De Extrusionskopf für Kunststoffextruder
JP2986397B2 (ja) * 1995-12-28 1999-12-06 タイガースポリマー株式会社 押出し成形装置およびパリソンの成形方法
DE19757030C1 (de) * 1997-12-20 1999-08-26 Kautex Maschinenbau Gmbh Extrusionseinrichtung

Also Published As

Publication number Publication date
ITMI20000037A0 (it) 2000-01-17
ATE269782T1 (de) 2004-07-15
AU2001218617A1 (en) 2001-07-31
WO2001053061A1 (en) 2001-07-26
DE60011819T2 (de) 2004-12-02
DE60011819D1 (de) 2004-07-29
US20030164581A1 (en) 2003-09-04
EP1250221A1 (en) 2002-10-23
ITMI20000037A1 (it) 2001-07-17
EP1250221B1 (en) 2004-06-23

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