IT961920B - RING NOZZLE FOR EXTRUSION PRESSES - Google Patents

RING NOZZLE FOR EXTRUSION PRESSES

Info

Publication number
IT961920B
IT961920B IT52060/72A IT5206072A IT961920B IT 961920 B IT961920 B IT 961920B IT 52060/72 A IT52060/72 A IT 52060/72A IT 5206072 A IT5206072 A IT 5206072A IT 961920 B IT961920 B IT 961920B
Authority
IT
Italy
Prior art keywords
ring nozzle
extrusion presses
extrusion
presses
nozzle
Prior art date
Application number
IT52060/72A
Other languages
Italian (it)
Original Assignee
Basf Ag
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
Priority claimed from DE19712140194 external-priority patent/DE2140194C3/en
Application filed by Basf Ag filed Critical Basf Ag
Application granted granted Critical
Publication of IT961920B publication Critical patent/IT961920B/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
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/87—Cooling
    • 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
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the 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
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/865—Heating
    • 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
    • B29C2948/92504—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Saccharide Compounds (AREA)
  • Error Detection And Correction (AREA)
IT52060/72A 1971-08-11 1972-08-08 RING NOZZLE FOR EXTRUSION PRESSES IT961920B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712140194 DE2140194C3 (en) 1971-08-11 Ring nozzle for extrusion presses

Publications (1)

Publication Number Publication Date
IT961920B true IT961920B (en) 1973-12-10

Family

ID=5816433

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52060/72A IT961920B (en) 1971-08-11 1972-08-08 RING NOZZLE FOR EXTRUSION PRESSES

Country Status (9)

Country Link
JP (1) JPS5744453B2 (en)
CA (1) CA1015911A (en)
DK (1) DK136297C (en)
FR (1) FR2148518B3 (en)
GB (1) GB1396164A (en)
IT (1) IT961920B (en)
NO (1) NO137266C (en)
SE (1) SE373530B (en)
ZA (1) ZA725514B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8520002A (en) * 1984-01-06 1985-10-01 Neste Oy METHOD FOR MANUFACTURING MOLDED ARTICLES CONTAINING CROSS-CONNECTED POLYOLEFINE
EP0180571A3 (en) * 1984-09-11 1986-11-26 Erwin Hartl Extrusion die arrangement and automatic centering extrusion method
DE8430508U1 (en) * 1984-10-17 1985-02-28 Windmöller & Hölscher, 4540 Lengerich EXTRUSION NOZZLE FOR A BLOWHEAD FOR THE PRODUCTION OF PLASTIC BLOW FILMS
DE3518155A1 (en) * 1985-05-21 1986-11-27 Reifenhäuser GmbH & Co Maschinenfabrik, 5210 Troisdorf METHOD FOR PRODUCING A PLASTIC FILM WITH A LOW THICKNESS TOLERANCE
US4882104A (en) * 1987-04-03 1989-11-21 Cincinnati Milacron, Inc. Method of controlling the thickness of an extruded plastic article
JPH0745168B2 (en) * 1990-03-09 1995-05-17 テルモ株式会社 Method and device for manufacturing annular thermoplastic resin film having rough inner surface
US5248472A (en) * 1990-03-09 1993-09-28 Terumo Kabushiki Kaisha Method of and apparatus for manufacturing tubular thermoplastic resin film having a rough inner surface
DE102013112028B4 (en) * 2013-07-22 2022-11-10 Windmöller & Hölscher Kg Extrusion tool with a heater and method for producing a plastic tube
DE102013108045B9 (en) * 2013-07-26 2017-09-21 Windmöller & Hölscher Kg Blown film extrusion apparatus, temperature control for a blown film extrusion apparatus and method for temperature control of a blown film extrusion apparatus
CN107214926A (en) * 2017-07-18 2017-09-29 六安市洁美再生物资回收有限公司 A kind of stereoscopic heating type plastic extrusion machine head
CN107379574A (en) * 2017-08-07 2017-11-24 江西中煜程塑业股份有限公司 PVC O tubing one step processing devices

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3438088A (en) * 1967-01-19 1969-04-15 Beloit Corp Control for maintaining uniform gauge on blown film

Also Published As

Publication number Publication date
SE373530B (en) 1975-02-10
JPS4826850A (en) 1973-04-09
CA1015911A (en) 1977-08-23
NO137266B (en) 1977-10-24
ZA725514B (en) 1973-07-25
FR2148518A1 (en) 1973-03-23
GB1396164A (en) 1975-06-04
DE2140194A1 (en) 1973-02-22
DE2140194B2 (en) 1975-06-12
DK136297B (en) 1977-09-26
DK136297C (en) 1978-02-20
FR2148518B3 (en) 1975-10-03
JPS5744453B2 (en) 1982-09-21
NO137266C (en) 1978-02-01

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