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IT201700055831A1 - Dispositivo e metodo per regolare il profilo di spessore nella produzione di film soffiati - Google Patents

Dispositivo e metodo per regolare il profilo di spessore nella produzione di film soffiati

Info

Publication number
IT201700055831A1
IT201700055831A1 IT102017000055831A IT201700055831A IT201700055831A1 IT 201700055831 A1 IT201700055831 A1 IT 201700055831A1 IT 102017000055831 A IT102017000055831 A IT 102017000055831A IT 201700055831 A IT201700055831 A IT 201700055831A IT 201700055831 A1 IT201700055831 A1 IT 201700055831A1
Authority
IT
Italy
Prior art keywords
adjust
film production
blown film
thickness profile
profile
Prior art date
Application number
IT102017000055831A
Other languages
English (en)
Inventor
Enrico Nappa
Paolo Rizzotti
Gabriele Caccia
Original Assignee
Syncro S R L
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 Syncro S R L filed Critical Syncro S R L
Priority to IT102017000055831A priority Critical patent/IT201700055831A1/it
Priority to CA3063845A priority patent/CA3063845A1/en
Priority to PCT/IB2018/053649 priority patent/WO2018215945A1/en
Priority to US16/613,589 priority patent/US11478971B2/en
Priority to EP18730125.4A priority patent/EP3630446A1/en
Publication of IT201700055831A1 publication Critical patent/IT201700055831A1/it
Priority to US17/934,666 priority patent/US20230018826A1/en

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
    • B29C55/28—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation
    • 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
    • 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
    • B29C48/252—Drive or actuation means; Transmission means; Screw supporting means
    • B29C48/2528—Drive or actuation means for non-plasticising purposes, e.g. dosing unit
    • 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
    • B29C48/911—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
    • B29C48/92—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
    • B29C2948/92009—Measured parameter
    • B29C2948/92085—Velocity
    • B29C2948/92104—Flow or feed rate
    • 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
    • B29C2948/92152—Thickness
    • 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
    • B29C2948/92447—Moulded article
    • 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
    • B29C2948/9258—Velocity
    • B29C2948/926—Flow or feed rate
    • 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
    • B29C2948/92647—Thickness
    • 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
    • B29C48/0019—Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending

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)
IT102017000055831A 2017-05-23 2017-05-23 Dispositivo e metodo per regolare il profilo di spessore nella produzione di film soffiati IT201700055831A1 (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT102017000055831A IT201700055831A1 (it) 2017-05-23 2017-05-23 Dispositivo e metodo per regolare il profilo di spessore nella produzione di film soffiati
CA3063845A CA3063845A1 (en) 2017-05-23 2018-05-23 Apparatus and method to adjust the thickness profile in the production of blown films
PCT/IB2018/053649 WO2018215945A1 (en) 2017-05-23 2018-05-23 Apparatus and method to adjust the thickness profile in the production of blown films
US16/613,589 US11478971B2 (en) 2017-05-23 2018-05-23 Apparatus and method to adjust the thickness profile in the production of blown films
EP18730125.4A EP3630446A1 (en) 2017-05-23 2018-05-23 Apparatus and method to adjust the thickness profile in the production of blown films
US17/934,666 US20230018826A1 (en) 2017-05-23 2022-09-23 Apparatus and method to adjust the thickness profile in the production of blown films

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102017000055831A IT201700055831A1 (it) 2017-05-23 2017-05-23 Dispositivo e metodo per regolare il profilo di spessore nella produzione di film soffiati

Publications (1)

Publication Number Publication Date
IT201700055831A1 true IT201700055831A1 (it) 2018-11-23

Family

ID=60182858

Family Applications (1)

Application Number Title Priority Date Filing Date
IT102017000055831A IT201700055831A1 (it) 2017-05-23 2017-05-23 Dispositivo e metodo per regolare il profilo di spessore nella produzione di film soffiati

Country Status (5)

Country Link
US (2) US11478971B2 (it)
EP (1) EP3630446A1 (it)
CA (1) CA3063845A1 (it)
IT (1) IT201700055831A1 (it)
WO (1) WO2018215945A1 (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112873818A (zh) * 2020-12-24 2021-06-01 重庆瑞霆塑胶有限公司 用于共挤吹塑机的压膜机构

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019127993A1 (de) * 2019-10-16 2021-04-22 Windmöller & Hölscher Kg Vorrichtung zur Herstellung von inline gereckten Schlauchfolien im Blasverfahren
US11618200B2 (en) * 2020-03-17 2023-04-04 Michael P. Bucko External cooling air ring for blown-film extrusion
CN114589913B (zh) * 2022-03-14 2023-08-15 郭必威 一种交联膜吹塑装置
CN115256898B (zh) * 2022-06-23 2024-07-16 广东巴斯特科技股份有限公司 一种多层共挤吹膜机水平旋转齿轮传动结构
CN115157642B (zh) * 2022-06-23 2024-05-03 广东巴斯特科技股份有限公司 一种多层共挤吹膜机水平旋转结构
US11826941B1 (en) 2022-06-28 2023-11-28 Daniel R. Joseph Air ring for blown-film extrusion apparatus
CN115648602B (zh) * 2022-11-01 2023-05-23 烟台广恩达包装材料有限公司 一种聚乙烯塑料袋高效吹塑成型设备
CN118456849B (zh) * 2024-07-12 2024-09-20 晋江恒起包装材料有限公司 一种肠衣膜吹膜冷却交换装置
CN118617724B (zh) * 2024-08-09 2024-11-19 浙江鹏翔精机制造有限公司 双电机驱动巡边自动调节风环

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US3474160A (en) * 1965-04-27 1969-10-21 Industrial Nucleonics Corp Method and apparatus for controlling blown film extruder
US5178806A (en) * 1990-01-10 1993-01-12 Reifenhauser Gmbh & Co. Maschinenfabrik Process for producing a plastic foil of thermoplastic material
DE4218993C1 (en) * 1992-06-10 1993-07-01 Reifenhaeuser Gmbh & Co Maschinenfabrik, 5210 Troisdorf, De Fault-free blown film tubing prodn. - using machine with extruding nozzle and air cooling system fitted with circumferential gauges connected to computer to correct deviations
EP1284180A1 (en) * 2001-08-16 2003-02-19 Robert D. Krycki Motorised air ring
EP2277681A1 (de) * 2009-07-13 2011-01-26 HOSOKAWA ALPINE Aktiengesellschaft Verfahren und Vorrichtung zur Dickenregelung von gereckter Blasfolie
WO2012080276A2 (de) * 2010-12-14 2012-06-21 Windmöller & Hölscher Kg Vorrichtung zum kühlen einer folie

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US4209475A (en) * 1978-10-20 1980-06-24 Mobil Oil Corporation Method and apparatus for effecting uniform film thickness
DE3014989C2 (de) * 1980-04-18 1991-01-24 Windmöller & Hölscher, 4540 Lengerich Verfahren zur Steuerung der Foliendicke an einer Blasfolienextruderanlage
US4443400A (en) * 1982-08-11 1984-04-17 Mobil Oil Corporation Method and apparatus for the formation of profiled thermoplastic film
PT78815B (fr) * 1983-06-29 1986-07-15 Charbonnages Ste Chimique Dispositif et procede de refroidissement de feuilles
WO1990015707A1 (de) * 1989-06-21 1990-12-27 Stefan Konermann Verfahren und vorrichtung zur blasfolienherstellung
US5288219A (en) * 1991-03-25 1994-02-22 Battenfeld Gloucester Engineering Co., Inc. Air ring for controlling blown film thickness
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CA2629990C (en) * 2007-04-17 2011-07-19 Kdesign Gmbh A method of and device for cooling blown film during the production of blown film
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Publication number Priority date Publication date Assignee Title
US3474160A (en) * 1965-04-27 1969-10-21 Industrial Nucleonics Corp Method and apparatus for controlling blown film extruder
US5178806A (en) * 1990-01-10 1993-01-12 Reifenhauser Gmbh & Co. Maschinenfabrik Process for producing a plastic foil of thermoplastic material
DE4218993C1 (en) * 1992-06-10 1993-07-01 Reifenhaeuser Gmbh & Co Maschinenfabrik, 5210 Troisdorf, De Fault-free blown film tubing prodn. - using machine with extruding nozzle and air cooling system fitted with circumferential gauges connected to computer to correct deviations
EP1284180A1 (en) * 2001-08-16 2003-02-19 Robert D. Krycki Motorised air ring
EP2277681A1 (de) * 2009-07-13 2011-01-26 HOSOKAWA ALPINE Aktiengesellschaft Verfahren und Vorrichtung zur Dickenregelung von gereckter Blasfolie
WO2012080276A2 (de) * 2010-12-14 2012-06-21 Windmöller & Hölscher Kg Vorrichtung zum kühlen einer folie

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112873818A (zh) * 2020-12-24 2021-06-01 重庆瑞霆塑胶有限公司 用于共挤吹塑机的压膜机构

Also Published As

Publication number Publication date
WO2018215945A1 (en) 2018-11-29
US20210162644A1 (en) 2021-06-03
EP3630446A1 (en) 2020-04-08
US20230018826A1 (en) 2023-01-19
CA3063845A1 (en) 2018-11-29
US11478971B2 (en) 2022-10-25

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