JPH03501712A - 半流動性材料の射出成形装置 - Google Patents

半流動性材料の射出成形装置

Info

Publication number
JPH03501712A
JPH03501712A JP2504930A JP50493090A JPH03501712A JP H03501712 A JPH03501712 A JP H03501712A JP 2504930 A JP2504930 A JP 2504930A JP 50493090 A JP50493090 A JP 50493090A JP H03501712 A JPH03501712 A JP H03501712A
Authority
JP
Japan
Prior art keywords
injection
path
ring
outer box
distribution
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.)
Pending
Application number
JP2504930A
Other languages
English (en)
Japanese (ja)
Inventor
ベツク，エリツヒ
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of JPH03501712A publication Critical patent/JPH03501712A/ja
Pending 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
    • B29C48/36—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
    • B29C48/09—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
    • B29C48/09—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
    • B29C48/14—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration
    • B29C48/147—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration after the die nozzle
    • B29C48/1472—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration after the die nozzle at the die nozzle exit 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
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • 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
    • B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
    • B29C48/336—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging one by one down streams in the die
    • B29C48/3366—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging one by one down streams in the die using a die with concentric parts, e.g. rings, cylinders
    • 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
    • B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
    • 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
    • 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
    • B29C2791/00—Shaping characteristics in general
    • B29C2791/004—Shaping under special conditions
    • B29C2791/007—Using fluid under pressure
    • 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
    • B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
JP2504930A 1989-04-01 1990-03-27 半流動性材料の射出成形装置 Pending JPH03501712A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3910493.1 1989-04-01
DE3910493A DE3910493A1 (de) 1989-04-01 1989-04-01 Extrusionsduese fuer blasfolien- und rohrproduktionen aus thermoplastischen kunststoffen

Publications (1)

Publication Number Publication Date
JPH03501712A true JPH03501712A (ja) 1991-04-18

Family

ID=6377562

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2504930A Pending JPH03501712A (ja) 1989-04-01 1990-03-27 半流動性材料の射出成形装置

Country Status (4)

Country Link
EP (1) EP0417236A1 (de)
JP (1) JPH03501712A (de)
DE (1) DE3910493A1 (de)
WO (1) WO1990011880A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8790385B2 (en) 2003-05-09 2014-07-29 C. R. Bard, Inc. Strain management in stent delivery system

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9201457A (nl) * 1992-08-14 1994-03-01 Rollepaal B V Maschf De Verdeelkop voor het uit één of meer stromen geëxtrudeerd thermoplastisch kunststofmateriaal vormen van een buisvormig profiel.
DE9216920U1 (de) * 1992-10-13 1994-02-24 Windmöller & Hölscher, 49525 Lengerich Extrusionswerkzeug zur Extrusion von Schmelzeschläuchen
DE4235101C2 (de) * 1992-10-17 1994-11-10 Krupp Bellaform Maschbau Verfahren und Spritzkopf zum Herstellen und/oder Umhüllen von Strangprofilen
US5672303A (en) * 1992-10-17 1997-09-30 Bellaform Extrusionstechnik Gmbh Process and extruding head for the manufacture and/or coating of extruding profiles
IT1274835B (it) * 1994-07-14 1997-07-25 Techne Spa Testa di coestrusione per macchine termoformatrici per soffiaggio, concambio rapido degli strati colorati della materia plastica estrusa.
GB201112475D0 (en) 2011-07-20 2011-08-31 Kritis Plastika Concentric co-extrusion die

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2820249A (en) * 1952-10-08 1958-01-21 Lavorazione Mat Plastiche Sas Apparatus for coating articles with multi-layer linings
JPS6125128A (ja) * 1984-07-14 1986-02-04 Canon Inc カイラルスメクティック液晶素子
JPS6140130A (ja) * 1984-08-01 1986-02-26 Purakoo:Kk 押出機用ダイ

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1140337B (de) * 1959-11-07 1962-11-29 Troester Maschf Paul Spritzkopf fuer die Herstellung von Schlaeuchen, Schlauchfolien usw. aus thermoplastischen Werkstoffen
DE1927405A1 (de) * 1969-05-29 1970-12-03 Nelson James Alan Eisfahrzeug
CH527688A (de) * 1970-08-21 1972-09-15 Riwisa Ag Schlitzdüsenkopf zum Extrudieren von Kunststoffen
DE2329792A1 (de) * 1973-06-12 1975-01-09 John J Farrell Spritzform fuer geblasene kunststofffolien
FR2308490A1 (fr) * 1975-04-25 1976-11-19 Bonnel Pierre Filiere a alimentation laterale pour l'extrusion de gaines en matiere thermoplastique
FR2377878A1 (fr) * 1977-01-21 1978-08-18 Ato Emballage Perfectionnement aux tetes d'extrusion pour films tubulaires en matiere plastique
US4395221A (en) * 1980-01-04 1983-07-26 Mobil Oil Corporation Tubular extrusion apparatus
DE3532996A1 (de) * 1985-09-16 1987-03-26 Battenfeld Fischer Blasform Extrusionskopf

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2820249A (en) * 1952-10-08 1958-01-21 Lavorazione Mat Plastiche Sas Apparatus for coating articles with multi-layer linings
JPS6125128A (ja) * 1984-07-14 1986-02-04 Canon Inc カイラルスメクティック液晶素子
JPS6140130A (ja) * 1984-08-01 1986-02-26 Purakoo:Kk 押出機用ダイ

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8790385B2 (en) 2003-05-09 2014-07-29 C. R. Bard, Inc. Strain management in stent delivery system
US9532891B2 (en) 2003-05-09 2017-01-03 C. R. Bard, Inc. Strain management in stent delivery system

Also Published As

Publication number Publication date
WO1990011880A1 (de) 1990-10-18
EP0417236A1 (de) 1991-03-20
DE3910493A1 (de) 1990-10-04

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