IT1067768B - Dispositivo di raffreddamento per un tubolare in pellicola di plastica,prodotto mediante una testa di soffiaggio,con raffeddamento ad aria - Google Patents

Dispositivo di raffreddamento per un tubolare in pellicola di plastica,prodotto mediante una testa di soffiaggio,con raffeddamento ad aria

Info

Publication number
IT1067768B
IT1067768B IT29995/76A IT2999576A IT1067768B IT 1067768 B IT1067768 B IT 1067768B IT 29995/76 A IT29995/76 A IT 29995/76A IT 2999576 A IT2999576 A IT 2999576A IT 1067768 B IT1067768 B IT 1067768B
Authority
IT
Italy
Prior art keywords
produced
plastic film
film tube
blowing head
cooling device
Prior art date
Application number
IT29995/76A
Other languages
English (en)
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
Application granted granted Critical
Publication of IT1067768B publication Critical patent/IT1067768B/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
    • B29C48/885—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
    • B29C48/03—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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
    • 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
    • B29C48/89—Internal treatment, e.g. by applying an internal cooling fluid stream
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT29995/76A 1975-12-11 1976-12-01 Dispositivo di raffreddamento per un tubolare in pellicola di plastica,prodotto mediante una testa di soffiaggio,con raffeddamento ad aria IT1067768B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752555848 DE2555848A1 (de) 1975-12-11 1975-12-11 Kuehlvorrichtung fuer mittels eines folienblaskopfes hergestellte kunststoff-schlauchfolien mit luftkuehlung

Publications (1)

Publication Number Publication Date
IT1067768B true IT1067768B (it) 1985-03-16

Family

ID=5964129

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29995/76A IT1067768B (it) 1975-12-11 1976-12-01 Dispositivo di raffreddamento per un tubolare in pellicola di plastica,prodotto mediante una testa di soffiaggio,con raffeddamento ad aria

Country Status (9)

Country Link
US (1) US4080143A (it)
JP (1) JPS5272768A (it)
BR (1) BR7608183A (it)
CA (1) CA1068859A (it)
CH (1) CH598936A5 (it)
DE (1) DE2555848A1 (it)
FR (1) FR2334487A2 (it)
GB (1) GB1525059A (it)
IT (1) IT1067768B (it)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU509794B2 (en) * 1977-02-09 1980-05-22 Mobil Oil Corp. Tubular extrusion
DE2737037C3 (de) * 1977-08-17 1981-11-26 Klaus 4803 Steinhagen Kalwar Vorrichtung zum Blasen von Schlauchfolien
US4192637A (en) * 1978-01-16 1980-03-11 USI Far East Corporation Integrated system for forming sheets and films of synthetic resins
US4165356A (en) * 1978-05-15 1979-08-21 Owens-Illinois, Inc. Method of forming tubular plastic material having a flare-top edge using a blow head
ES8503277A1 (es) * 1983-06-29 1985-02-16 Charbonnages Ste Chimique Procedimiento y dispositivo de enfriamiento de hojas plasticas obtenidas por soplado de vaina
DE3335334C2 (de) * 1983-09-29 1986-01-30 Windmöller & Hölscher, 4540 Lengerich Kühlvorrichtung für aus einem Folienblaskopf extrudierte Kunststoffschlauchfolien mit Luftkühlung
DE3436881A1 (de) * 1984-10-08 1986-04-10 Windmöller & Hölscher, 4540 Lengerich Kuehlvorrichtung fuer aus einem folienblaskopf extrudierte kunststoffschlauchfolien
IL90625A0 (en) * 1989-06-15 1990-01-18 Israel Rom Apparatus for the production of a tubular-film from thermoplastic material
ATA53792A (de) * 1992-03-17 1995-02-15 Chemiefaser Lenzing Ag Verfahren zur herstellung cellulosischer formkörper, vorrichtung zur durchführung des verfahrens sowie verwendung einer spinnvorrichtung
AT402738B (de) * 1993-07-28 1997-08-25 Chemiefaser Lenzing Ag Spinndüse
DE4405462C1 (de) * 1994-02-21 1995-04-20 Windmoeller & Hoelscher Folienblaskopf zur Extrusion eines Schlauches aus thermoplastischer Kunststoffschmelze
US5560938A (en) * 1995-05-31 1996-10-01 Planeta; Mirek Internal cooling air supply assembly
US6068462A (en) * 1997-12-02 2000-05-30 Brampton Engineering, Inc. Apparatus for continuously forming a blown film
DE102013113101B4 (de) * 2013-07-02 2015-11-12 Windmöller & Hölscher Kg Extrusionswerkzeug für einen Folienblaskopf sowie Blaskopf
ES2791761T3 (es) 2014-11-28 2020-11-05 Hosokawa Alpine Ag Torre de refrigeración interna para instalaciones de soplado de láminas
DE202014009444U1 (de) 2014-11-28 2015-01-08 Hosokawa Alpine Aktiengesellschaft Innenkühlturm für Folienblasanlagen
DE102014017556B4 (de) 2014-11-28 2019-05-16 Hosokawa Alpine Aktiengesellschaft Innenkühlturm für Folienblasanlagen
US11104054B2 (en) * 2016-01-15 2021-08-31 Addex, Inc. High performance cooling system
WO2017124035A1 (en) 2016-01-15 2017-07-20 Addex, Inc. High performance cooling system
CN105729789B (zh) * 2016-04-15 2018-01-16 佛山市顺德区捷勒塑料设备有限公司 管状薄膜生产设备的内冷却装置
EP3455048B1 (de) * 2016-05-09 2023-10-04 Windmöller & Hölscher KG Blasfolienanlage zur herstellung einer blasfolie
KR101855784B1 (ko) 2016-11-09 2018-05-09 현대자동차 주식회사 차량용 모터 제어 장치 및 방법
DE102018008127B4 (de) 2018-10-13 2022-06-09 Hosokawa Alpine Aktiengesellschaft Blaskopf und Verfahren zur Herstellung einer Mehrschichtschlauchfolie
DE102018009632B4 (de) 2018-12-11 2021-12-09 Hosokawa Alpine Aktiengesellschaft Vorrichtung zum Aufwickeln und Wickelwechsel von bahnförmigem Material und ein Verfahren dafür
DE102020000334A1 (de) 2020-01-21 2021-07-22 Hosokawa Alpine Aktiengesellschaft Vorrichtung und Verfahren zur monaxialen Längenänderung von Folienbahnen
DE102022000351A1 (de) 2022-01-29 2023-08-03 Hosokawa Alpine Aktiengesellschaft Verfahren und Vorrichtung zur Foliendickenregelung von gereckter im Folienblasverfahren hergestellter Schlauchfolie
CN115972540A (zh) * 2022-12-26 2023-04-18 佛山市浩比科塑胶制品有限公司 挤出机的挤出模具

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1190773A (fr) * 1958-01-23 1959-10-15 Salpa Francaise Soc Perfectionnements à la fabrication de gaines soufflées en matière plastique
BE603856A (it) * 1960-05-20 1900-01-01
CH515795A (de) * 1969-12-04 1971-11-30 Windmoeller & Hoelscher Kühlvorrichtung für Kunststoff-Schlauchfolien
DE2357993C2 (de) * 1973-11-21 1983-11-17 Reifenhäuser KG, 5210 Troisdorf Vorrichtung zur Innenkalibrierung von Hohlprofilen aus thermoplastischem Kunststoff
DE2459785C2 (de) * 1974-12-18 1980-10-16 Reifenhaeuser Kg, 5210 Troisdorf Innenkühlvorrichtung für Kunststoffschlauchfolien, die einem an eine Schneckenstrangpresse anschließbaren Blaskopf mit Ringspaltdüse nachgeschaltet ist

Also Published As

Publication number Publication date
US4080143A (en) 1978-03-21
JPS5757256B2 (it) 1982-12-03
JPS5272768A (en) 1977-06-17
DE2555848A1 (de) 1977-06-23
BR7608183A (pt) 1977-11-22
CA1068859A (en) 1980-01-01
FR2334487A2 (fr) 1977-07-08
FR2334487B2 (it) 1980-08-01
GB1525059A (en) 1978-09-20
CH598936A5 (it) 1978-05-12

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