ATA20562000A - METHOD FOR SUPPLYING A MELT FLOW TO A MOLDING STAGE, AND DEVICE FOR CARRYING OUT THIS METHOD - Google Patents

METHOD FOR SUPPLYING A MELT FLOW TO A MOLDING STAGE, AND DEVICE FOR CARRYING OUT THIS METHOD

Info

Publication number
ATA20562000A
ATA20562000A AT0205600A AT20562000A ATA20562000A AT A20562000 A ATA20562000 A AT A20562000A AT 0205600 A AT0205600 A AT 0205600A AT 20562000 A AT20562000 A AT 20562000A AT A20562000 A ATA20562000 A AT A20562000A
Authority
AT
Austria
Prior art keywords
supplying
carrying
melt flow
molding stage
molding
Prior art date
Application number
AT0205600A
Other languages
German (de)
Other versions
AT410075B (en
Inventor
Leopold Dipl Ing Hackl
Harald Dipl Ing Schiller
Original Assignee
Cincinnati Extrusion 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 Cincinnati Extrusion Gmbh filed Critical Cincinnati Extrusion Gmbh
Priority to AT0205600A priority Critical patent/AT410075B/en
Publication of ATA20562000A publication Critical patent/ATA20562000A/en
Application granted granted Critical
Publication of AT410075B publication Critical patent/AT410075B/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
    • B29C31/00—Handling, e.g. feeding of the material to be shaped, storage of plastics material before moulding; Automation, i.e. automated handling lines in plastics processing plants, e.g. using manipulators or robots
    • B29C31/04—Feeding of the material to be moulded, e.g. into a mould cavity
    • B29C31/042—Feeding of the material to be moulded, e.g. into a mould cavity using dispensing heads, e.g. extruders, placed over or apart from the moulds
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/695—Flow dividers, e.g. breaker plates
    • B29C48/70—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows
    • B29C48/705—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows in the die zone, e.g. to create flow homogeneity
    • 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
    • B29C48/07—Flat, e.g. panels
    • 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
    • B29C48/03—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
    • B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Robotics (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
AT0205600A 2000-12-11 2000-12-11 Melt supply to a mould, comprises deflecting a melt stream from its flow direction, and simultaneously reducing its cross section area AT410075B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT0205600A AT410075B (en) 2000-12-11 2000-12-11 Melt supply to a mould, comprises deflecting a melt stream from its flow direction, and simultaneously reducing its cross section area

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0205600A AT410075B (en) 2000-12-11 2000-12-11 Melt supply to a mould, comprises deflecting a melt stream from its flow direction, and simultaneously reducing its cross section area

Publications (2)

Publication Number Publication Date
ATA20562000A true ATA20562000A (en) 2002-06-15
AT410075B AT410075B (en) 2003-01-27

Family

ID=3689734

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0205600A AT410075B (en) 2000-12-11 2000-12-11 Melt supply to a mould, comprises deflecting a melt stream from its flow direction, and simultaneously reducing its cross section area

Country Status (1)

Country Link
AT (1) AT410075B (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1518815A (en) * 1975-07-07 1978-07-26 Shell Int Research Reducing the molecular chain length of polymers by shear degradation

Also Published As

Publication number Publication date
AT410075B (en) 2003-01-27

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee