FR2708230B1 - Buse d'injection de matière plastique, du type à obturateur commandé. - Google Patents

Buse d'injection de matière plastique, du type à obturateur commandé.

Info

Publication number
FR2708230B1
FR2708230B1 FR9309521A FR9309521A FR2708230B1 FR 2708230 B1 FR2708230 B1 FR 2708230B1 FR 9309521 A FR9309521 A FR 9309521A FR 9309521 A FR9309521 A FR 9309521A FR 2708230 B1 FR2708230 B1 FR 2708230B1
Authority
FR
France
Prior art keywords
injection nozzle
plastic injection
shutter type
controlled shutter
controlled
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 - Lifetime
Application number
FR9309521A
Other languages
English (en)
Other versions
FR2708230A1 (fr
Inventor
Perrot Robert
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
Priority to FR9309521A priority Critical patent/FR2708230B1/fr
Publication of FR2708230A1 publication Critical patent/FR2708230A1/fr
Application granted granted Critical
Publication of FR2708230B1 publication Critical patent/FR2708230B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/28—Closure devices therefor
    • B29C45/2806—Closure devices therefor consisting of needle valve systems
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/20—Injection nozzles
    • B29C45/23—Feed stopping equipment
    • B29C45/231—Needle valve systems therefor
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/28—Closure devices therefor
    • B29C45/2806—Closure devices therefor consisting of needle valve systems
    • B29C45/281—Drive means therefor
    • B29C2045/2813—Common drive means for several needle 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/28—Closure devices therefor
    • B29C45/2806—Closure devices therefor consisting of needle valve systems
    • B29C45/281—Drive means therefor
    • B29C2045/2831—Needle valves driven by a cam

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
FR9309521A 1993-07-28 1993-07-28 Buse d'injection de matière plastique, du type à obturateur commandé. Expired - Lifetime FR2708230B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9309521A FR2708230B1 (fr) 1993-07-28 1993-07-28 Buse d'injection de matière plastique, du type à obturateur commandé.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9309521A FR2708230B1 (fr) 1993-07-28 1993-07-28 Buse d'injection de matière plastique, du type à obturateur commandé.

Publications (2)

Publication Number Publication Date
FR2708230A1 FR2708230A1 (fr) 1995-02-03
FR2708230B1 true FR2708230B1 (fr) 1995-10-20

Family

ID=9449874

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9309521A Expired - Lifetime FR2708230B1 (fr) 1993-07-28 1993-07-28 Buse d'injection de matière plastique, du type à obturateur commandé.

Country Status (1)

Country Link
FR (1) FR2708230B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19516491C2 (de) * 1995-05-05 1997-05-22 Hasco Normalien Hasenclever Co Antrieb für das Schließorgan einer Verschlußdüse einer Werkzeugform zur Verarbeitung plastischer Massen, insbesondere, einer Kunststoffspritzgießform
DE202006000036U1 (de) 2006-01-02 2007-05-16 Günther Heisskanaltechnik Gmbh Betätigungsvorrichtung für Verschlußnadeln in Spritzgießvorrichtungen mit Nadelverschlußdüsen

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1158217A (fr) * 1956-09-10 1958-06-12 Columbus Plastic Products Machine à mouler par injection, notamment pour le moulage de matières plastiques
FR1399172A (fr) * 1964-06-18 1965-05-14 Imper S A S Procédé de moulage de pièces profilées en matière plastique et moule pour la mise en application dudit procédé ou procédé similaire
CA1097872A (fr) * 1978-12-08 1981-03-24 Jobst U. Gellert Traduction non-disponible
JPS589749B2 (ja) * 1980-09-02 1983-02-22 株式会社 精工技研 樹脂射出成形用型装置
NL8100791A (nl) * 1981-02-18 1982-09-16 Anthonie Van Den Brink Afsluitsysteem.
JPS61104818A (ja) * 1984-10-29 1986-05-23 Toyota Motor Corp 射出成形の金型キヤビテイ密閉方法
DE3642343C2 (de) * 1986-12-11 1997-05-28 Arnaldo Dipl Ing Glaeser Vorrichtung zum gleichzeitigen Anspritzen mehrerer Formteile in einem Spritzwerkzeug

Also Published As

Publication number Publication date
FR2708230A1 (fr) 1995-02-03

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