GB1340938A - Extruder head having an adjustable annular die gap - Google Patents

Extruder head having an adjustable annular die gap

Info

Publication number
GB1340938A
GB1340938A GB1442871*[A GB1442871A GB1340938A GB 1340938 A GB1340938 A GB 1340938A GB 1442871 A GB1442871 A GB 1442871A GB 1340938 A GB1340938 A GB 1340938A
Authority
GB
United Kingdom
Prior art keywords
biasing means
die part
screw
housing
resilient biasing
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB1442871*[A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bekum Maschinenfabriken GmbH
Original Assignee
Bekum Maschinenfabriken GmbH
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 Bekum Maschinenfabriken GmbH filed Critical Bekum Maschinenfabriken GmbH
Publication of GB1340938A publication Critical patent/GB1340938A/en
Expired legal-status Critical Current

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
    • 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
    • B29C48/30—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
    • B29C48/03—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Coating Apparatus (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
GB1442871*[A 1970-05-12 1971-05-12 Extruder head having an adjustable annular die gap Expired GB1340938A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702023008 DE2023008A1 (de) 1970-05-12 1970-05-12 Vorrichtung fuer die Duesenverstellung an einem ein Profil aus plastischem Kunststoff auspressenden Spritzkopf

Publications (1)

Publication Number Publication Date
GB1340938A true GB1340938A (en) 1973-12-19

Family

ID=5770813

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1442871*[A Expired GB1340938A (en) 1970-05-12 1971-05-12 Extruder head having an adjustable annular die gap

Country Status (6)

Country Link
US (1) US3702751A (enExample)
CA (1) CA927151A (enExample)
DE (1) DE2023008A1 (enExample)
ES (1) ES195407Y (enExample)
FR (1) FR2091441A5 (enExample)
GB (1) GB1340938A (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1502267A (en) * 1974-06-06 1978-03-01 Agfa Gevaert Extrusion dies in which at least one lip of the die orifice is adjustable
US4212620A (en) * 1978-07-03 1980-07-15 The Dow Chemical Company Tube extrusion die
DE2852420C2 (de) * 1978-12-04 1981-02-26 Gebrueder Buehler Ag, Uzwil (Schweiz) Futterwürfelpresse
DE3001705C2 (de) * 1980-01-18 1984-10-18 Wavin B.V., Zwolle Zentriervorrichtung für Formwerkzeuge von Strangpressen
DE3216377A1 (de) * 1981-09-26 1983-06-16 Detlef Dipl.-Ing. 4970 Bad Oeynhausen Gneuss Vorrichtung zur herstellung von rohren aus plastischen massen
DE3505837C2 (de) * 1985-02-20 1994-06-23 Battenfeld Extrusionstech Spritzkopf zur Herstellung von Rohren aus thermoplastischem Kunststoff
FR2613274B1 (fr) * 1987-04-03 1989-06-30 Geere Sa Tete d'extrusion notamment pour machine d'extrusion soufflage
JPS6442121U (enExample) * 1987-05-29 1989-03-14
DE3743037A1 (de) * 1987-12-18 1989-06-29 Buehler Ag Geb Pelletpresse
DE3805774A1 (de) * 1988-02-24 1989-09-07 Sigmund Boos Schlitzduese, insbesondere breitschlitzduese, fuer extrudieranlagen in der kunststoffindustrie
US5051082A (en) * 1989-02-17 1991-09-24 Mitsubishi Jukogyo Kabushiki Kaisha Apparatus for adjusting die lips for extrusion molding
DE3907866A1 (de) * 1989-03-10 1990-09-13 Troester Maschf Paul Werkzeug zum extrudieren von kautschukmischungen und/oder kunststoffen und verfahren zum einsetzen dieses werkzeuges in eine extrusionsvorrichtung
US5102602A (en) * 1990-06-04 1992-04-07 Plastics Usa Corporation Adjustable diehead
US20030080462A1 (en) * 2001-10-25 2003-05-01 Nordgren Douglas S. Extrusion die with horizontal and vertical extrudate opening adjustment
ITUA20162984A1 (it) * 2016-04-28 2017-10-28 Friul Filiere Spa Testa di estrusione di tubi
US11312055B2 (en) * 2018-10-01 2022-04-26 Homar Cisneros Method of adjusting a crosshead extruder die retaining assembly
DE102020125261B3 (de) 2020-09-28 2021-10-07 Troester Gmbh & Co. Kg Extrusionskopf und Verfahren zur Herstellung eines länglichen Hohlkörpers mittels dieses Extrusionskopfs
US11548200B2 (en) 2021-04-15 2023-01-10 Apex Container Tech Inc. Blow molding
CN115534161B (zh) * 2022-10-10 2024-08-02 汕头市万丽生物科技有限公司 塑料色母粒的成型装置及使用方法
DE102024111666A1 (de) * 2024-04-25 2025-10-30 Hans Weber Maschinenfabrik Gmbh Vorrichtung zur Zentrierung eines Extrusionswerkzeugs zur Extrusion eines Extrusionsmaterials

Also Published As

Publication number Publication date
CA927151A (en) 1973-05-29
ES195407U (es) 1975-02-16
US3702751A (en) 1972-11-14
DE2023008A1 (de) 1971-12-02
FR2091441A5 (enExample) 1972-01-14
ES195407Y (es) 1975-07-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee