IT1165652B - Dispositivo di una testa di stampaggio ad iniezione - Google Patents

Dispositivo di una testa di stampaggio ad iniezione

Info

Publication number
IT1165652B
IT1165652B IT67653/79A IT6765379A IT1165652B IT 1165652 B IT1165652 B IT 1165652B IT 67653/79 A IT67653/79 A IT 67653/79A IT 6765379 A IT6765379 A IT 6765379A IT 1165652 B IT1165652 B IT 1165652B
Authority
IT
Italy
Prior art keywords
injection molding
head device
molding head
injection
molding
Prior art date
Application number
IT67653/79A
Other languages
English (en)
Other versions
IT7967653A0 (it
Original Assignee
Cincinnati Milacron Austria
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 Milacron Austria filed Critical Cincinnati Milacron Austria
Publication of IT7967653A0 publication Critical patent/IT7967653A0/it
Application granted granted Critical
Publication of IT1165652B publication Critical patent/IT1165652B/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
    • B29C48/36—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
    • B29C48/71—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows for layer multiplication
    • 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
    • B29C48/0013—Extrusion moulding in several steps, i.e. components merging outside the die
    • B29C48/0015—Extrusion moulding in several steps, i.e. components merging outside the die producing hollow articles having components brought in contact outside the extrusion die
    • 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
    • B29C48/16—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
    • B29C48/255—Flow control means, e.g. valves
    • 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
    • B29C48/11—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels comprising two or more partially or fully enclosed cavities, e.g. honeycomb-shaped
IT67653/79A 1978-03-30 1979-03-29 Dispositivo di una testa di stampaggio ad iniezione IT1165652B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0223278A AT374737B (de) 1978-03-30 1978-03-30 Spritzkopf

Publications (2)

Publication Number Publication Date
IT7967653A0 IT7967653A0 (it) 1979-03-29
IT1165652B true IT1165652B (it) 1987-04-22

Family

ID=3530477

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67653/79A IT1165652B (it) 1978-03-30 1979-03-29 Dispositivo di una testa di stampaggio ad iniezione

Country Status (9)

Country Link
JP (1) JPS54135858A (it)
AT (1) AT374737B (it)
DE (1) DE2911833C3 (it)
FI (1) FI791002A (it)
FR (1) FR2421048B1 (it)
IT (1) IT1165652B (it)
NL (1) NL190957C (it)
NO (1) NO156160C (it)
SE (1) SE433057B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4770618A (en) * 1986-01-15 1988-09-13 Lupke Manfred Arno Alfred Extrusion die for two-ply plastic tubing
EP0243516A1 (de) * 1986-04-28 1987-11-04 UNICOR GmbH Rahn Plastmaschinen Vorrichtung zum Extrudieren eines doppelwandigen Kunststoffrohres
DE4128654C2 (de) * 1991-08-29 1995-05-18 Wolfgang Mayer Mehrschichtiges Leitungsrohr aus Kunststoff und Verfahren zu dessen Herstellung
DE19640928A1 (de) * 1996-10-04 1998-04-09 Ralph Peter Dr Ing Hegler Vorrichtung zur Herstellung von Kunststoff-Verbund-Rohren
DE19835189C2 (de) * 1998-08-04 2001-02-08 Unicor Rohrsysteme Gmbh Vorrichtung zur kontinuierlichen Herstellung von nahtlosen Kunststoffrohren
DE19956880B4 (de) * 1999-11-26 2004-07-08 Henco Industries Nv Kunststoffrohr mit umgebenden Rippenrohr
DE102006037885A1 (de) 2006-08-11 2008-02-14 Unicor Gmbh Spritzkopf für einen Corrugator
DE102010046501B4 (de) 2010-09-24 2013-12-12 Unitec Gmbh Technische Entwicklungen Vorrichtung bzw. Werkzeug zum kontinuierlichen Herstellen von flexiblen ein- oder mehrlagigen und materialsparenden Kunststoff-Wellrohren in Verbindung mit Wellrohrformmaschinen und umlaufenden Formkokillen.

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1154035A (fr) * 1956-06-26 1958-04-01 Plax Corp Perfectionnements aux procédés et aux appareils de formation de tubes ou de feuilles à plusieurs couches en matière thermoplastique
GB1027489A (en) * 1963-03-04 1966-04-27 Kato Seisakusho Kk Manufacture of double-walled hollow plastics product
GB994567A (en) * 1964-04-30 1965-06-10 Gnii Plasticheskykh Mass Double-wall tube and die for extruding the same
US3280430A (en) * 1965-05-24 1966-10-25 Acme Hamilton Mfg Corp Apparatus for making corrugated plastic tubing
AT325299B (de) * 1967-02-27 1975-10-10 Hegler Wilhelm Vorrichtung zur herstellung von rohren aus thermoplastischem kunststoff
US3758354A (en) * 1969-10-18 1973-09-11 Gunze Kobunshi Kogyo Co Ltd Manufacture of multi ply board of thermoplastic material
DE2413877C3 (de) * 1974-03-22 1979-02-01 Hegler, Wilhelm, 8730 Bad Kissingen Extrusionskopf zum kontinuierlichen Ummanteln eines Rohres oder Kabels
DE2461340C3 (de) * 1974-12-24 1980-10-23 Hermann Dipl.-Ing. 7000 Stuttgart Staehle Spritzkopf für Hohlkörper-Blasmaschinen zur Erzeugung von zwei Hohlsträngen aus thermoplastischem Kunststoff
NL7500386A (nl) * 1975-01-13 1976-07-15 Wavin Bv Werkwijze en inrichting voor het vervaardigen van een kunststofbuis met langwerpige kanalen in de wand.
JPS534214A (en) * 1976-07-01 1978-01-14 Tokan Kogyo Co Ltd Multiiwalled pipe of synthetic resin and forming method
FR2397933A1 (fr) * 1977-07-22 1979-02-16 Usinage Tubes Pour Electr Dispositif pour la fabrication d'un tube annele en matiere plastique avec gaine interieure lisse

Also Published As

Publication number Publication date
NL190957B (nl) 1994-06-16
NL190957C (nl) 1994-11-16
JPS6260256B2 (it) 1987-12-15
FR2421048A1 (fr) 1979-10-26
DE2911833C2 (it) 1988-07-14
SE433057B (sv) 1984-05-07
DE2911833A1 (de) 1979-10-04
ATA223278A (de) 1983-10-15
FI791002A (fi) 1979-10-01
NO156160B (no) 1987-04-27
FR2421048B1 (fr) 1985-01-25
NO156160C (no) 1987-08-05
JPS54135858A (en) 1979-10-22
NL7902354A (nl) 1979-10-02
NO791040L (no) 1979-10-02
SE7902743L (sv) 1979-10-01
DE2911833C3 (de) 1994-07-07
IT7967653A0 (it) 1979-03-29
AT374737B (de) 1984-05-25

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970220