FR2330527A1 - Dispositif d'injection pour le moulage de matieres plastiques - Google Patents

Dispositif d'injection pour le moulage de matieres plastiques

Info

Publication number
FR2330527A1
FR2330527A1 FR7633222A FR7633222A FR2330527A1 FR 2330527 A1 FR2330527 A1 FR 2330527A1 FR 7633222 A FR7633222 A FR 7633222A FR 7633222 A FR7633222 A FR 7633222A FR 2330527 A1 FR2330527 A1 FR 2330527A1
Authority
FR
France
Prior art keywords
injection device
molding plastics
plastics
molding
injection
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.)
Granted
Application number
FR7633222A
Other languages
English (en)
Other versions
FR2330527B3 (fr
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.)
Demag Kunststofftechnik Zweigniederlassung der Demag AG
Original Assignee
Demag Kunststofftechnik Zweigniederlassung der Demag AG
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 Demag Kunststofftechnik Zweigniederlassung der Demag AG filed Critical Demag Kunststofftechnik Zweigniederlassung der Demag AG
Publication of FR2330527A1 publication Critical patent/FR2330527A1/fr
Application granted granted Critical
Publication of FR2330527B3 publication Critical patent/FR2330527B3/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7404—Mixing devices specially adapted for foamable substances
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7471—Mixers in which the mixing takes place at the inlet of a mould, e.g. mixing chambers situated in the mould opening
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/80—Component parts, details or accessories; Auxiliary operations
    • B29B7/802—Constructions or methods for cleaning the mixing or kneading device
    • B29B7/803—Cleaning of mixers of the gun type, stream-impigement type, mixing heads
    • B29B7/805—Cleaning of the mixing conduit, module or chamber part
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/80—Component parts, details or accessories; Auxiliary operations
    • B29B7/802—Constructions or methods for cleaning the mixing or kneading device
    • B29B7/803—Cleaning of mixers of the gun type, stream-impigement type, mixing heads
    • B29B7/806—Cleaning of the discharge opening, e.g. orifice of the dispenser
    • 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
    • B29C44/42—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum
    • B29C44/424—Details of machines
    • B29C44/425—Valve or nozzle constructions; Details of injection devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
FR7633222A 1975-11-08 1976-11-04 Dispositif d'injection pour le moulage de matieres plastiques Granted FR2330527A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752550334 DE2550334A1 (de) 1975-11-08 1975-11-08 Angussvorrichtung fuer die formgebende verarbeitung von kunststoffen

Publications (2)

Publication Number Publication Date
FR2330527A1 true FR2330527A1 (fr) 1977-06-03
FR2330527B3 FR2330527B3 (fr) 1979-07-13

Family

ID=5961328

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7633222A Granted FR2330527A1 (fr) 1975-11-08 1976-11-04 Dispositif d'injection pour le moulage de matieres plastiques

Country Status (4)

Country Link
DE (1) DE2550334A1 (fr)
FR (1) FR2330527A1 (fr)
GB (1) GB1505231A (fr)
NL (1) NL7610980A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2502542A1 (fr) * 1981-03-27 1982-10-01 Treves Ets Perfectionnements aux tetes d'injection de polyurethane et aux procedes d'injection dans une enveloppe creuse, notamment d'un appui-tete
FR2674475A1 (fr) * 1991-03-28 1992-10-02 Kloeckner Ferromatik Desma Mecanisme de commande de distributeurs pour l'apport simultane de differents composants plastiques dans la chambre de melange d'une tete melangeuse.

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2815460C3 (de) * 1978-04-10 1981-09-24 Elastogran Maschinenbau GmbH, 2844 Lemförde Mischvorrichtung für Mehrkomponentenkunststoffe, insbesondere Polyurethan
DE2825983A1 (de) * 1978-06-14 1979-12-20 Krauss Maffei Ag Vorrichtung (mischkopf) zum erzeugen eines reaktionsfaehigen gemisches aus mindestens zwei kunststoffkomponenten
DE3210978A1 (de) * 1982-03-25 1983-09-29 Basf Ag, 6700 Ludwigshafen Mischvorrichtung fuer mehrkomponentenkunststoffe, insbesondere polyurethan
CN109621824A (zh) * 2019-01-24 2019-04-16 广东奥瑞特新能源设备科技有限公司 一种自动清洗的搅拌机进料装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2502542A1 (fr) * 1981-03-27 1982-10-01 Treves Ets Perfectionnements aux tetes d'injection de polyurethane et aux procedes d'injection dans une enveloppe creuse, notamment d'un appui-tete
EP0061972A1 (fr) * 1981-03-27 1982-10-06 Etablissements TREVES Perfectionnements aux têtes d'injection de polyuréthane et aux procédés d'injection dans une enveloppe creuse, notamment d'un appui-tête
FR2674475A1 (fr) * 1991-03-28 1992-10-02 Kloeckner Ferromatik Desma Mecanisme de commande de distributeurs pour l'apport simultane de differents composants plastiques dans la chambre de melange d'une tete melangeuse.

Also Published As

Publication number Publication date
FR2330527B3 (fr) 1979-07-13
NL7610980A (nl) 1977-05-10
DE2550334A1 (de) 1977-05-18
GB1505231A (en) 1978-03-30

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Legal Events

Date Code Title Description
ST Notification of lapse