DK0751861T3 - Fremgangsmåde og apparat til fremstilling af biaksialt orienterede rør af termoplastisk materiale - Google Patents

Fremgangsmåde og apparat til fremstilling af biaksialt orienterede rør af termoplastisk materiale

Info

Publication number
DK0751861T3
DK0751861T3 DK95912498T DK95912498T DK0751861T3 DK 0751861 T3 DK0751861 T3 DK 0751861T3 DK 95912498 T DK95912498 T DK 95912498T DK 95912498 T DK95912498 T DK 95912498T DK 0751861 T3 DK0751861 T3 DK 0751861T3
Authority
DK
Denmark
Prior art keywords
tube
mandrel
pct
biaxially oriented
circumferential direction
Prior art date
Application number
DK95912498T
Other languages
Danish (da)
English (en)
Inventor
Jan Hendrik Prenger
Original Assignee
Wavin Bv
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 Wavin Bv filed Critical Wavin Bv
Application granted granted Critical
Publication of DK0751861T3 publication Critical patent/DK0751861T3/da

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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/22—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of tubes
    • B29C55/26—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of tubes biaxial
    • 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
    • B29C48/25—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
    • B29C48/903—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 externally
    • 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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/30—Drawing through a die
    • 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
    • B29C2948/92323—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
    • B29C2948/92609—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
    • B29C2948/92504—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
    • B29C2948/92857—Extrusion unit
    • B29C2948/92904—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
    • B29C2948/92819—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
    • B29C48/001—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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/885—External treatment, e.g. by using air rings for cooling tubular 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
    • B29C48/88—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
    • B29C48/908—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 characterised by calibrator surface, e.g. structure or holes for lubrication, cooling or venting
    • 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
    • B29C48/911—Cooling
    • B29C48/9115—Cooling of hollow articles
    • B29C48/912—Cooling of hollow articles of tubular films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B29L2023/005—Hoses, i.e. flexible
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B29L2023/22—Tubes or pipes, i.e. rigid

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
DK95912498T 1994-03-22 1995-03-17 Fremgangsmåde og apparat til fremstilling af biaksialt orienterede rør af termoplastisk materiale DK0751861T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL9400453A NL9400453A (nl) 1994-03-22 1994-03-22 Werkwijze en inrichting voor het vervaardigen van biaxiaal georiënteerde buis uit thermoplastisch kunststofmateriaal.
PCT/NL1995/000100 WO1995025627A1 (en) 1994-03-22 1995-03-17 Method and device for manufacturing biaxially oriented tubing from thermoplastic material

Publications (1)

Publication Number Publication Date
DK0751861T3 true DK0751861T3 (da) 2002-03-18

Family

ID=19863977

Family Applications (1)

Application Number Title Priority Date Filing Date
DK95912498T DK0751861T3 (da) 1994-03-22 1995-03-17 Fremgangsmåde og apparat til fremstilling af biaksialt orienterede rør af termoplastisk materiale

Country Status (16)

Country Link
US (1) US5948332A (cs)
EP (1) EP0751861B1 (cs)
AT (1) ATE211437T1 (cs)
AU (1) AU691586B2 (cs)
BR (1) BR9507155A (cs)
CA (1) CA2185703C (cs)
CZ (1) CZ292714B6 (cs)
DE (1) DE69524868T2 (cs)
DK (1) DK0751861T3 (cs)
ES (1) ES2170794T3 (cs)
FI (1) FI114144B (cs)
NL (1) NL9400453A (cs)
PL (1) PL176802B1 (cs)
PT (1) PT751861E (cs)
RU (1) RU2142362C1 (cs)
WO (1) WO1995025627A1 (cs)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPN485095A0 (en) * 1995-08-18 1995-09-07 Uponor B.V. Process control
US6309200B1 (en) * 1998-08-28 2001-10-30 General Electric Company Apparatus for texturing a thermoplastic extrusion utilizing a liquid jet printer head
FR2806957B1 (fr) * 2000-03-29 2003-01-10 Alphacan Sa Procede et ligne pour fabriquer en continu des tubes en matiere plastique avec etirage bi-axial, et tube en matiere plastique obtenu
FR2806956B1 (fr) * 2000-03-29 2003-05-09 Alphacan Sa Procede et ligne de fabrication en continu de tubes en matiere plastique avec etirage bi-axial, et tube en matiere plastique obtenu
US6676886B2 (en) * 2001-09-26 2004-01-13 S&B Technical Products, Inc. Pipe belling process
JP3662912B2 (ja) * 2003-01-31 2005-06-22 住友ベークライト株式会社 管状樹脂フィルムの製造装置
AU2003901596A0 (en) * 2003-04-08 2003-05-01 Uponor Innovation Ab Method and apparatus for control of plastics tube orientation process
DE102004038571A1 (de) * 2004-08-06 2006-02-23 Breyer Gmbh Maschinenfabrik Verfahren zum Herstellen von Platten aus thermoplastisch extrudierten Kunststoffen
RU2306223C1 (ru) * 2006-02-02 2007-09-20 Общество с ограниченной ответственностью Научно-производственное объединение "Этерна" Установка и способ для изготовления сетчатой трубы
CN103118854B (zh) * 2010-09-06 2015-11-25 莫勒科尔科技有限公司 具有集成垫圈的双轴向定向塑料管套接件制造设备及其工艺
EP2965891A1 (en) * 2011-05-02 2016-01-13 Dentsply IH AB Method for manufacturing of a tubular object for insertion into a body passageway
HUE035622T2 (en) * 2012-02-01 2018-05-28 Lueers Maschinen Und Stahlbau Gmbh A method and apparatus for heating the end section of a plastic tube
WO2013151420A1 (en) * 2012-04-06 2013-10-10 Hoppmann International B.V. Method and installation for manufacturing biaxially oriented tubing
US9533134B2 (en) 2012-04-18 2017-01-03 Saint-Gobain Performance Plastics Corporation Silicone tubing and method for making and using same
GB2512016A (en) * 2012-09-24 2014-09-24 Arterius Ltd Methods
CN104002465B (zh) * 2014-05-15 2016-06-29 华南理工大学 一种胀-微缩式双轴向拉伸管连续成型方法及设备
WO2016033726A1 (zh) * 2014-09-01 2016-03-10 浙江理工大学 一种聚四氟乙烯中空纤维膜双向拉伸装置及拉伸方法
US9638357B1 (en) * 2015-06-24 2017-05-02 Omax Corporation Mechanical processing of high aspect ratio metallic tubing and related technology
EP3573810B2 (en) * 2017-01-26 2025-04-16 SABIC Global Technologies B.V. Process for producing pipe by biaxial elongation
WO2020130835A2 (en) * 2018-12-21 2020-06-25 Hoppmann International B.V. Methods and installations for producing a biaxially oriented tube from thermoplastic material
US12403621B2 (en) 2019-12-20 2025-09-02 Hypertherm, Inc. Motorized systems and associated methods for controlling an adjustable dump orifice on a liquid jet cutting system
EP4127527A1 (en) 2020-03-24 2023-02-08 Hypertherm, Inc. High-pressure seal for a liquid jet cutting system
CN115768597A (zh) 2020-03-26 2023-03-07 海别得公司 自由调速止回阀
KR20230005840A (ko) 2020-03-30 2023-01-10 하이퍼썸, 인크. 다기능 접속 종방향 단부들을 갖는 액체 제트 펌프를 위한 실린더

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1050082A (cs) * 1962-05-08 1900-01-01
US3249671A (en) * 1963-05-31 1966-05-03 Anaconda Wire & Cable Co Method of shrinking tubing
US3812230A (en) * 1970-09-29 1974-05-21 Takan Kogyo Co Ltd Method for continuously making a hollow board article of thermoplastic resin
US3856905A (en) * 1972-09-22 1974-12-24 Dow Chemical Co Oriented plastic tube
DE2357210A1 (de) * 1972-12-02 1974-06-06 Petzetakis George A Verfahren und anlage zum biaxialen verstrecken eines rohres aus verstreckbarem kunststoff
US4209475A (en) * 1978-10-20 1980-06-24 Mobil Oil Corporation Method and apparatus for effecting uniform film thickness
US4472343A (en) * 1981-11-28 1984-09-18 Idemitsu Petrochemical Co., Ltd. Tubular film process
DE3243612A1 (de) * 1982-02-20 1983-11-03 Chemische Werke Hüls AG, 4370 Marl Verfahren zur herstellung von masshaltigen hohlprofilen aus aliphatischen polyamiden und deren verwendung
NL8304451A (nl) * 1983-12-27 1985-07-16 Wavin Bv Werkwijze en inrichting voor het regelen van de wanddikte van geextrudeerde kunststofbuis.
CA1252265A (en) * 1984-03-30 1989-04-11 Ian M. Ward Tubular materials
US4882104A (en) * 1987-04-03 1989-11-21 Cincinnati Milacron, Inc. Method of controlling the thickness of an extruded plastic article
US4842803A (en) * 1988-03-25 1989-06-27 Union Camp Corporation Method and apparatus for extruding blown thermoplastic film tubes
GB8827967D0 (en) * 1988-11-30 1989-01-05 Ward I M Die-free drawing
DE4003696C1 (cs) * 1990-02-07 1990-12-13 Petzetakis, George Aristovoulos, Piraeus, Gr
GB9206766D0 (en) * 1992-03-27 1992-05-13 Bp Chem Int Ltd Pipes and their manufacture
FI98137C (fi) * 1992-03-30 1997-04-25 Uponor Bv Menetelmä ja laite muoviputken orientoimiseksi sekä menetelmällä aikaansaatu orientoitu ripalaippamuoviputki
CA2100431C (en) * 1992-07-15 1997-04-15 Toshio Taka Method and apparatus for molding inflation film

Also Published As

Publication number Publication date
WO1995025627A1 (en) 1995-09-28
AU691586B2 (en) 1998-05-21
ATE211437T1 (de) 2002-01-15
ES2170794T3 (es) 2002-08-16
PL316238A1 (en) 1997-01-06
CZ292714B6 (cs) 2003-12-17
FI963739L (fi) 1996-09-20
PL176802B1 (pl) 1999-07-30
CA2185703A1 (en) 1995-09-28
FI114144B (fi) 2004-08-31
RU2142362C1 (ru) 1999-12-10
EP0751861B1 (en) 2002-01-02
DE69524868T2 (de) 2002-08-22
EP0751861A1 (en) 1997-01-08
FI963739A0 (fi) 1996-09-20
BR9507155A (pt) 1997-09-02
PT751861E (pt) 2002-04-29
CZ268196A3 (en) 1997-03-12
CA2185703C (en) 2006-05-02
NL9400453A (nl) 1995-11-01
US5948332A (en) 1999-09-07
AU1962295A (en) 1995-10-09
DE69524868D1 (de) 2002-02-07

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