DE29919328U1 - Filling injector in automatic foam molding machines - Google Patents

Filling injector in automatic foam molding machines

Info

Publication number
DE29919328U1
DE29919328U1 DE29919328U DE29919328U DE29919328U1 DE 29919328 U1 DE29919328 U1 DE 29919328U1 DE 29919328 U DE29919328 U DE 29919328U DE 29919328 U DE29919328 U DE 29919328U DE 29919328 U1 DE29919328 U1 DE 29919328U1
Authority
DE
Germany
Prior art keywords
tube
casing
filling
air
mouthpiece
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
DE29919328U
Other languages
German (de)
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 DE29919328U priority Critical patent/DE29919328U1/en
Publication of DE29919328U1 publication Critical patent/DE29919328U1/en
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
    • 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
    • B29C31/041—Feeding of the material to be moulded, e.g. into a mould cavity using filling or dispensing heads placed in closed moulds or in contact with mould walls
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/44—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form
    • B29C44/445—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form in the form of expandable granules, particles or beads

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Robotics (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (5)

1. Füllinjektor (10) zum Einbringen von Kunststoffpartikeln in Formwerkzeuge von Hartschaumstoff-Formteilautomaten,
  • 1. mit einem Mantelrohr (12),
  • 2. mit einem am Mantelrohr (12) endseitig vorhandenen Mundstück (28),
  • 3. mit Luftleitungen (16), die im vorderen Bereich des Mantelrohres (12) enden,
  • 4. mit einem im Mantelrohr (12) hin und her bewegbaren, in das Mundstück (28) dichtend einführbaren Schließkolben (86) dadurch gekennzeichnet, dass
  • 5. ein Luftraum als Zwischenraum (16) zwischen dem Mantelrohr (12) und einem zu demselben koaxial angeordneten Innenrohr (14) vorhanden ist,
  • 6. dieser Luftraum an eine Druckluftquelle anschließbar ist,
  • 7. dieser Luftraum in Luftkanäle (50, 60) einmündet, deren Mündungsöffnungen (54, 61) in einer kreiszylindrischen Umfangsfläche liegen, die einen Querschnitt (24) umschließen, der in etwa dem Innenquerschnitt (26) des Mundstücks (28) entspricht,
  • 8. die Luftkanäle (50, 60) zwischen einer kegelstumpfförmig ausgebildeten Innenfläche (20) des Mantelrohres (12, 18) und der dieser Innenfläche (20) entsprechend kegelstumpfförmig ausgebildeten Außenfläche (40) des Innenrohres (14, 38) vorhanden sind.
1. filling injector ( 10 ) for introducing plastic particles into molds of rigid foam molding machines,
  • 1. with a casing tube ( 12 ),
  • 2. with a mouthpiece ( 28 ) provided at the end of the casing tube ( 12 ),
  • 3. with air lines ( 16 ) which end in the front region of the casing tube ( 12 ),
  • 4. with a reciprocating in the jacket tube ( 12 ), in the mouthpiece ( 28 ) sealingly insertable closing piston ( 86 ), characterized in that
  • 5. there is an air space as an intermediate space ( 16 ) between the casing tube ( 12 ) and an inner tube ( 14 ) arranged coaxially to the same,
  • 6. this air space can be connected to a compressed air source,
  • 7. this air space opens into air channels ( 50 , 60 ), the openings ( 54 , 61 ) of which lie in a circular cylindrical circumferential surface, which enclose a cross section ( 24 ) which corresponds approximately to the inner cross section ( 26 ) of the mouthpiece ( 28 ),
  • 8. the air channels ( 50 , 60 ) between a frustoconical inner surface ( 20 ) of the tubular casing ( 12 , 18 ) and this inner surface ( 20 ) correspondingly frustoconical outer surface ( 40 ) of the inner tube ( 14 , 38 ) are present.
2. Füllinjektor nach Anspruch 1, dadurch gekennzeichnet, dass
  • 1. das Mundstück (28) anschraubbar (Mutter 30) an das Mantelrohr (12, 32) ausgebildet ist,
  • 2. eine Lippenringdichtung (34) im Anschlussbereich zwischen Mundstück (28) und Mantelrohr (12, 32) vorhanden ist.
2. Filling injector according to claim 1, characterized in that
  • 1. the mouthpiece ( 28 ) can be screwed (nut 30 ) to the casing tube ( 12 , 32 ),
  • 2. A lip ring seal ( 34 ) is present in the connection area between the mouthpiece ( 28 ) and the casing tube ( 12 , 32 ).
3. Füllinjektor nach einem der vorstehenden Ansprüche, dadurch gekennzeichnet, dass
  • 1. das Innenrohr (14) in Strömungsrichtung (22, 82) verstellbar ist, derart, dass
  • 2. in der einen Endlage des Innenrohres (14) seine Außenfläche (40) bis auf die Mündungsöffnungen (54) gasdicht an der Innenkonusfläche (20) des Mantelrohres (12) anliegt und
  • 3. in anderen Lagen des Innenrohres (14) ein kegelstumpf­ förmiger Ringspalt (61) als Luftaustrittsraum zwischen der Außenfläche (40) des Innenrohres (14) und der Innenkonusfläche (20) des Mantelrohres (12) zusätzlich zu den Mündungsöffnungen (54) vorhanden ist.
3. Filling injector according to one of the preceding claims, characterized in that
  • 1. the inner tube ( 14 ) in the flow direction ( 22 , 82 ) is adjustable such that
  • 2. in one end position of the inner tube ( 14 ) its outer surface ( 40 ) is gas-tight except for the orifices ( 54 ) on the inner cone surface ( 20 ) of the casing tube ( 12 ) and
  • 3. In other positions of the inner tube ( 14 ), a frustoconical annular gap ( 61 ) is present as an air outlet space between the outer surface ( 40 ) of the inner tube ( 14 ) and the inner cone surface ( 20 ) of the casing tube ( 12 ) in addition to the outlet openings ( 54 ) .
4. Füllinjektor nach einem der vorstehenden Ansprüche, dadurch gekennzeichnet, dass
  • 1. das Innenrohr (14) mittels einer Exzenterschraube (76) am Mantelrohr (12) beziehungsweise an einem am Mantelrohr (12) befestigten Halte- und Füllrohr (66) befestigt ist.
4. Filling injector according to one of the preceding claims, characterized in that
  • 1. the inner tube ( 14 ) is fastened by means of an eccentric screw ( 76 ) to the jacket tube ( 12 ) or to a holding and filling tube ( 66 ) attached to the jacket tube ( 12 ).
5. Füllinjektor nach Anspruch 4, dadurch gekennzeichnet, dass
  • 1. das Halte- und Füllrohr (66) an dem Mantelrohr (12) anschraubbar (Verschraubung 68) ist,
  • 2. in dem Halte- und Füllrohr (66) ein Leitungsanschluss (64, 70) für eine Luftleitung (72) vorhanden ist, die mit dem Zwischenraum (16) gasdicht verbunden ist.
5. filling injector according to claim 4, characterized in that
  • 1. the holding and filling pipe ( 66 ) can be screwed onto the casing pipe ( 12 ) (screw connection 68 ),
  • 2. In the holding and filling tube ( 66 ) there is a line connection ( 64 , 70 ) for an air line ( 72 ) which is connected to the intermediate space ( 16 ) in a gas-tight manner.
DE29919328U 1999-09-16 1999-09-16 Filling injector in automatic foam molding machines Expired - Lifetime DE29919328U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE29919328U DE29919328U1 (en) 1999-09-16 1999-09-16 Filling injector in automatic foam molding machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29919328U DE29919328U1 (en) 1999-09-16 1999-09-16 Filling injector in automatic foam molding machines

Publications (1)

Publication Number Publication Date
DE29919328U1 true DE29919328U1 (en) 2000-01-13

Family

ID=8081134

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29919328U Expired - Lifetime DE29919328U1 (en) 1999-09-16 1999-09-16 Filling injector in automatic foam molding machines

Country Status (1)

Country Link
DE (1) DE29919328U1 (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1813408A1 (en) * 2006-01-26 2007-08-01 Basf Aktiengesellschaft Method of filling a mould with foamed polymer beads
DE102009024278A1 (en) * 2009-06-05 2010-12-09 Nico Erlenbach Filling device for filling mold with thermoplastic particles, has connecting piece with supply part that consists of particle supply portion and air supply portion and is detachably connected to pipe
DE102013114570A1 (en) * 2013-12-19 2015-06-25 Kurtz Gmbh Injector for filling a mold with plastic particles
DE202015106356U1 (en) 2015-11-20 2017-02-21 Isl-Schaumstoff-Technik Gmbh Mouthpiece and matching closure piston for a filling injector for a tool mold
DE202016104222U1 (en) 2016-08-01 2017-11-03 Kurtz Gmbh Plastic machine

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1813408A1 (en) * 2006-01-26 2007-08-01 Basf Aktiengesellschaft Method of filling a mould with foamed polymer beads
EP1813409A3 (en) * 2006-01-26 2007-08-08 BASF Aktiengesellschaft Method for filling moulding tools with polymer foam plastic particles
DE102009024278A1 (en) * 2009-06-05 2010-12-09 Nico Erlenbach Filling device for filling mold with thermoplastic particles, has connecting piece with supply part that consists of particle supply portion and air supply portion and is detachably connected to pipe
DE102009024278B4 (en) * 2009-06-05 2012-11-29 Nico Erlenbach filling
DE102013114570A1 (en) * 2013-12-19 2015-06-25 Kurtz Gmbh Injector for filling a mold with plastic particles
WO2015091906A1 (en) 2013-12-19 2015-06-25 Kurtz Gmbh Injector for filling a mold with plastic particles
DE102013114570B4 (en) 2013-12-19 2019-05-02 Kurtz Gmbh Injector for filling a mold with plastic particles
US10543623B2 (en) 2013-12-19 2020-01-28 Kurtz Gmbh Injector for filling a mold with plastic particles
DE202015106356U1 (en) 2015-11-20 2017-02-21 Isl-Schaumstoff-Technik Gmbh Mouthpiece and matching closure piston for a filling injector for a tool mold
DE202016104222U1 (en) 2016-08-01 2017-11-03 Kurtz Gmbh Plastic machine
WO2018024676A1 (en) 2016-08-01 2018-02-08 Kurtz Gmbh Filling injector and method for operating a filling injector

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20000217

R150 Term of protection extended to 6 years

Effective date: 20021114

R151 Term of protection extended to 8 years

Effective date: 20051006

R152 Term of protection extended to 10 years

Effective date: 20071011

R071 Expiry of right