DE6914817U - CONE SHUTTER NOZZLE - Google Patents
CONE SHUTTER NOZZLEInfo
- Publication number
- DE6914817U DE6914817U DE6914817U DE6914817U DE6914817U DE 6914817 U DE6914817 U DE 6914817U DE 6914817 U DE6914817 U DE 6914817U DE 6914817 U DE6914817 U DE 6914817U DE 6914817 U DE6914817 U DE 6914817U
- Authority
- DE
- Germany
- Prior art keywords
- piston
- nozzle
- cone
- shut
- closed
- 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
Links
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000001746 injection moulding Methods 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 description 2
- 229920001169 thermoplastic Polymers 0.000 description 2
- 239000004416 thermosoftening plastic Substances 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 1
- 230000000763 evoking effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Description
als Verbindungselement zwischen Heizi<rHnder undas a connecting element between heater and hand zeug Düsen verwendet «Bekannt sind offene J)üsentdiegenerating nozzle used "are known open J) Uesen t der Verarbeitung normalviskoser Thermoplaste Anwendung fln&ea*Beithe processing of normal viscosity thermoplastics application fln & ea * At
in diesen ungünstige Durchflußquerschnitte ausgeführt«die beinin these unfavorable flow cross-sections carried out «the bein
nungen,die als bekannt vorausgesetzt sind,hervorrufexuBte dareStatements that are presumed to be known can be evoked stellte Kegelverschlußdüse nach ?ig.1 und Fig.2 verneidetset cone shut-off nozzle after? Fig. 1 and Fig. 2 avoided
Die gezeichnete Düse nach Fig«1 zeigt den Kegelverschlußdüse in geschlossener«Flg·2 in geöffneter fMlsiiMsgi Sie besteht aus dem Dusengehause 1 ,der Druckfe 2 fdem Hfeg 3 · den Stiften 4 ,(nur ein Stift gezeichnet),den DusenkoXben 5 t*·* Düsenkappe 6 und dem Heizband 16 ·The drawn nozzle according to Fig «1 shows the Cone shut-off nozzle in closed wing 2 in open wing It consists of the shower housing 1, the pressure point 2 and the Hfeg 3 the pens 4, (only one pen drawn), the shower box 5 t * · * Nozzle cap 6 and the heating band 16
Das Düsengehäuse 1 besitzt anbeiden Seiten Gewinde «Das zeichnete Gewinde ist das Einschraubgewinde ,das m Heizsy! paßt,während das linksgezeichnete das Aufschraubgewinde for die Düsenkappe 6 ist «Auf dem äußeren zylindrischen Teil von 1 ist die Druckfeder 2 aufgeschoben,deren Lage rechts von eine· Absatz von Λ und links vom Ring 3 begrenzt ist «Ring 3 1st mit mehreren Bohrungen ausgeführt,inweiche die Stifte 4 eingesetzt elnd,die durch Schlitze 8 hindurch (Fig. 2) ,Ring 3» mit Kolben 5 verbinden.The nozzle housing 1 has threads on both sides «The drawn thread is the screw-in thread, the m Heizsy! fits, while the left-hand drawing is the screw-on thread for the nozzle cap 6 "The compression spring 2 is pushed onto the outer cylindrical part of 1, the position of which is limited to the right by a shoulder of Λ and to the left by the ring 3" Ring 3 is designed with several bores in which the pins 4 are inserted, which connect the ring 3 to the piston 5 through slots 8 (FIG. 2).
Düsengehäuse 1 ist innen zylindrisch ausgeführt und «war mit einer größeren Bohrung ή«*« und einer kleineren rechts· Diese Bohrungen sind die Führungen für den Kolben 5»der in ihnen bewegbar angeordnet ist. .ω.- ist um den Weg " a ■ verschiebbar· Absatz 7 (Fig.2) ist Anschlag für Kolben 5 ,wenn er den Weg " a ■ beendet hat·In dieser Stellung ist die Verschlußdüse geöffnet. In geschlossener Stellung (Fig.1) liegt die Kegelspitze von Kolben 5 gegen die Innenwand der Däsenkappe 6, Kegel 11 hält Dusenkappenbohrung Λ9 geschlossen· Kolben 5 ist innen mit der Bohrung 9 versehen, die rechts mitNozzle housing 1 is cylindrical on the inside and "was with a larger bore ή" * "and a smaller one on the right. These bores are the guides for the piston 5" which is movably arranged in them. .ω.- is displaceable by the path "a ■ · Paragraph 7 (Fig.2) is the stop for piston 5 when it has finished the path" a ■ · In this position the shut-off nozzle is open. In the closed position (Fig. 1) the tip of the cone of the piston 5 lies against the inner wall of the nozzle cap 6, the cone 11 keeps the nozzle cap bore Λ9 closed
einer konischen Erweiterung endet.Sine Anzahl von Kanälen 10 sind so angeordnet,daß 9 mit 12 verbunden ist .Die Summe aller Querschnitte von 10 ist größer als der engste Querschnitt von 9. 12 ist der Hohlraum,der außen von der Innenwand der Düsenkappe 6 und innen von der Mantelfläche von 11 gebidet wird· 12 ist hinsichtlich seines Volumens klein gehalten,damit nur wenig plastische Masse darin Platz hat.a conical extension ends. Its number of channels 10 are arranged so that 9 is connected to 12. The sum of all Cross-section of 10 is larger than the narrowest cross-section of 9. 12 is the cavity that extends outside of the inner wall of the nozzle cap 6 and is formed inside by the lateral surface of 11 x 12 is with respect to its volume is kept small so that it is not very plastic Mass has space in it.
Bohrung 14 (Pig.2) steht mit Ringraum 15 in Verbindung und ist Entlastungsbohrung für Druck oder Sog ·Bore 14 (Pig.2) is connected to the annular space 15 and is Relief bore for pressure or suction
Auf der Mantelfläche der Düsenkappe 6 ist Heizband 16 vorgesehen um die Kegelverschlußdüse auf Temperatur zu halten.On the outer surface of the nozzle cap 6, heating tape 16 is provided in order to keep the cone closure nozzle at the same temperature.
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE6914817U DE6914817U (en) | 1969-04-14 | 1969-04-14 | CONE SHUTTER NOZZLE |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE6914817U DE6914817U (en) | 1969-04-14 | 1969-04-14 | CONE SHUTTER NOZZLE |
Publications (1)
Publication Number | Publication Date |
---|---|
DE6914817U true DE6914817U (en) | 1969-12-18 |
Family
ID=34088154
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE6914817U Expired DE6914817U (en) | 1969-04-14 | 1969-04-14 | CONE SHUTTER NOZZLE |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE6914817U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2519932A1 (en) * | 1974-06-27 | 1976-01-15 | Saito Torazo | INJECTION MOLDING DEVICE FOR PLASTIC |
-
1969
- 1969-04-14 DE DE6914817U patent/DE6914817U/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2519932A1 (en) * | 1974-06-27 | 1976-01-15 | Saito Torazo | INJECTION MOLDING DEVICE FOR PLASTIC |
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