IT201900004157A1 - Apparato, impianto e metodo di estrusione di materiale plastico per corpi cavi. - Google Patents

Apparato, impianto e metodo di estrusione di materiale plastico per corpi cavi.

Info

Publication number
IT201900004157A1
IT201900004157A1 IT102019000004157A IT201900004157A IT201900004157A1 IT 201900004157 A1 IT201900004157 A1 IT 201900004157A1 IT 102019000004157 A IT102019000004157 A IT 102019000004157A IT 201900004157 A IT201900004157 A IT 201900004157A IT 201900004157 A1 IT201900004157 A1 IT 201900004157A1
Authority
IT
Italy
Prior art keywords
extrusion
plant
plastic material
hollow bodies
bodies
Prior art date
Application number
IT102019000004157A
Other languages
English (en)
Inventor
Alessandro Candi
George Robin Enderby
Original Assignee
S B Entpr 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 S B Entpr S R L filed Critical S B Entpr S R L
Priority to IT102019000004157A priority Critical patent/IT201900004157A1/it
Priority to EP20162099.4A priority patent/EP3711924A1/en
Publication of IT201900004157A1 publication Critical patent/IT201900004157A1/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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/325—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles being adjustable, i.e. having adjustable exit sections
    • B29C48/327—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles being adjustable, i.e. having adjustable exit sections with centering means
    • 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
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/78—Measuring, controlling or regulating
    • B29C2049/787—Thickness
    • B29C2049/7871—Thickness of the extruded preform 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
    • B29C2949/00—Indexing scheme relating to blow-moulding
    • B29C2949/07—Preforms or parisons characterised by their configuration
    • B29C2949/072—Preforms or parisons characterised by their configuration having variable wall thickness
    • B29C2949/0721—Tangentially varying 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
    • B29C48/0017—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
    • B29C48/03—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
    • 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
    • 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
    • B29C49/0411—Means for defining the wall or layer 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
    • 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
    • B29C49/0411—Means for defining the wall or layer thickness
    • B29C49/04114—Means for defining the wall or layer thickness for keeping constant 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
    • 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
    • B29C49/04116—Extrusion blow-moulding characterised by the die
    • 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
    • B29L2031/00—Other particular articles
    • B29L2031/712—Containers; Packaging elements or accessories, Packages

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT102019000004157A 2019-03-21 2019-03-21 Apparato, impianto e metodo di estrusione di materiale plastico per corpi cavi. IT201900004157A1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT102019000004157A IT201900004157A1 (it) 2019-03-21 2019-03-21 Apparato, impianto e metodo di estrusione di materiale plastico per corpi cavi.
EP20162099.4A EP3711924A1 (en) 2019-03-21 2020-03-10 Apparatus, plant and method for extruding plastic material for hollow bodies

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102019000004157A IT201900004157A1 (it) 2019-03-21 2019-03-21 Apparato, impianto e metodo di estrusione di materiale plastico per corpi cavi.

Publications (1)

Publication Number Publication Date
IT201900004157A1 true IT201900004157A1 (it) 2020-09-21

Family

ID=67107986

Family Applications (1)

Application Number Title Priority Date Filing Date
IT102019000004157A IT201900004157A1 (it) 2019-03-21 2019-03-21 Apparato, impianto e metodo di estrusione di materiale plastico per corpi cavi.

Country Status (2)

Country Link
EP (1) EP3711924A1 (it)
IT (1) IT201900004157A1 (it)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2823999A1 (de) * 1977-11-21 1979-05-23 Harald Feuerherm Vorrichtung zum regeln und/oder einstellen der geforderten wandstaerke von aus thermoplastischem kunststoff gebildeten hohlkoerpern
US5057267A (en) * 1990-01-10 1991-10-15 Solvay Automotive, Inc. Apparatus and method for forming hollow parisons of variable wall thickness
EP1063074A1 (de) * 1999-06-25 2000-12-27 Harald Feuerherm Verfahren zum Einrichten einer Ringspaltdüse zur Herstellung von schlauchförmigen Vorformlingen
DE102004012679A1 (de) * 2004-03-16 2005-10-06 Dr. Reinold Hagen Stiftung Extrusionskopf zur Herstellung von schlauch- und rohrförmigen Schmelzesträngen aus thermoplastischem Kunststoff
DE102014103104A1 (de) * 2014-03-07 2015-09-10 Harald Feuerherm Extrusionswerkzeug zum Extrusionsblasformen von Kunststoffhohlkörpern und Verfahren zur Herstellung blasgeformter Kunststoffhohlkörper
US20170326777A1 (en) * 2014-10-20 2017-11-16 Vinidex Pty Limited An Extrusion Tooling for Pipe Extrusion

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2823999A1 (de) * 1977-11-21 1979-05-23 Harald Feuerherm Vorrichtung zum regeln und/oder einstellen der geforderten wandstaerke von aus thermoplastischem kunststoff gebildeten hohlkoerpern
US5057267A (en) * 1990-01-10 1991-10-15 Solvay Automotive, Inc. Apparatus and method for forming hollow parisons of variable wall thickness
EP1063074A1 (de) * 1999-06-25 2000-12-27 Harald Feuerherm Verfahren zum Einrichten einer Ringspaltdüse zur Herstellung von schlauchförmigen Vorformlingen
DE102004012679A1 (de) * 2004-03-16 2005-10-06 Dr. Reinold Hagen Stiftung Extrusionskopf zur Herstellung von schlauch- und rohrförmigen Schmelzesträngen aus thermoplastischem Kunststoff
DE102014103104A1 (de) * 2014-03-07 2015-09-10 Harald Feuerherm Extrusionswerkzeug zum Extrusionsblasformen von Kunststoffhohlkörpern und Verfahren zur Herstellung blasgeformter Kunststoffhohlkörper
US20170326777A1 (en) * 2014-10-20 2017-11-16 Vinidex Pty Limited An Extrusion Tooling for Pipe Extrusion

Also Published As

Publication number Publication date
EP3711924A1 (en) 2020-09-23

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