DE1629603A1 - Strangpressform - Google Patents

Strangpressform

Info

Publication number
DE1629603A1
DE1629603A1 DE19661629603 DE1629603A DE1629603A1 DE 1629603 A1 DE1629603 A1 DE 1629603A1 DE 19661629603 DE19661629603 DE 19661629603 DE 1629603 A DE1629603 A DE 1629603A DE 1629603 A1 DE1629603 A1 DE 1629603A1
Authority
DE
Germany
Prior art keywords
passage
extrusion
maintained
force against
mold
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.)
Ceased
Application number
DE19661629603
Other languages
English (en)
Other versions
DE1629603B2 (de
Inventor
Larsen Olaf Eugene
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.)
Phillips Petroleum Co
Original Assignee
Phillips Petroleum Co
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 Phillips Petroleum Co filed Critical Phillips Petroleum Co
Publication of DE1629603A1 publication Critical patent/DE1629603A1/de
Publication of DE1629603B2 publication Critical patent/DE1629603B2/de
Ceased 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
    • 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
    • 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
    • B29C48/25—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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/87—Cooling

Claims (3)

1. Verfahren zur Herstellung eines langgestreckten Gegenstandes von vorher ausgewählter Querschnittsgestaltung aus einem thermoplastischen Material durch Pressen dieees Materials durch einen Durchgang mit einem Abgabeendteil, der diese Querschnittsgestaltung bestimmt, dadurch gekennzeichnet,daß eine Kraft gegen die äußere Oberfläche dieses Materials während seines Weges bzw. Gleitens durch diesen Durchgang aufrechterhalten wird.
2. Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß ebenso eine Kraft nach außen gegen die innere Oberfläche dieses Materials in diesem Durchgang aufrechterhalten wird.
3. Strangpressform zum Strangpressen eines Kunststoff materials, wobei diese Form einen Dorn enthält, der von einer Buchse umgeben und in einem Abstand von dieser angeordnet ist, um einen ringförmigen Strangpressdurchgang auszubilden, dadurch gekennzeichnet, daß diese Buchse eine innere Wand aufweist, die konisch bzw. spitz zuläuft, damit sich dieser Durchgang in Richtung auf sein Auslaßende verjüngt.
4· Form nach Anspruch 3, dadurch gekennzeichnet, daß die an diesen Durchgang angrenzende Wand dieses Doms ebenfalls konisch bzw. spitz zuläuft.
Vom Deutschen Patentamt ohne jede
GewShr her-jestelKe Abschrift von
Unterlagen, die zur fotomechaniadwa
Wiedergabe nidit geeignet lind.
109884/1418
L e e γ s e 11 e
DE1629603A 1965-12-27 1966-12-27 Strangpresse zum Herstellen von Hohlsträngen aus thermoplatischem Material Ceased DE1629603B2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US516316A US3393427A (en) 1965-12-27 1965-12-27 Extrusion die

Publications (2)

Publication Number Publication Date
DE1629603A1 true DE1629603A1 (de) 1972-01-20
DE1629603B2 DE1629603B2 (de) 1974-09-19

Family

ID=24055027

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1629603A Ceased DE1629603B2 (de) 1965-12-27 1966-12-27 Strangpresse zum Herstellen von Hohlsträngen aus thermoplatischem Material

Country Status (7)

Country Link
US (1) US3393427A (de)
JP (1) JPS5010908B1 (de)
BE (1) BE691620A (de)
DE (1) DE1629603B2 (de)
ES (1) ES334561A1 (de)
GB (1) GB1169728A (de)
NL (1) NL141122B (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4069001A (en) * 1972-10-30 1978-01-17 Phillips Petroleum Company Apparatus for forming a thick-walled tubular product
US3986816A (en) * 1974-09-11 1976-10-19 Phillips Petroleum Company In-line die fastened to breaker plate for support
US3963403A (en) * 1974-12-13 1976-06-15 Hughes Processing, Inc. Apparatus for making foam plastic pipe
US4088434A (en) * 1975-08-18 1978-05-09 The Japan Steel Works Ltd. Die for continuously extruding hollow articles from thermosetting resins
US4120630A (en) * 1976-03-12 1978-10-17 Phillips Petroleum Company Automatic control of extrusion rate
FR2373385A1 (fr) * 1976-12-09 1978-07-07 Rhone Poulenc Ind Procede d'extrusion pour la fabrication de corps creux
US4237082A (en) * 1978-10-04 1980-12-02 Phillips Petroleum Company Automatic control of extrusion rate
US4362482A (en) * 1980-01-09 1982-12-07 Cosden Technology, Inc. Apparatus for extruding thermoplastic compositions
US4314958A (en) * 1980-07-22 1982-02-09 Phillips Petroleum Company Plastic pipe extrusion
US4560334A (en) * 1981-09-01 1985-12-24 Cosden Technology, Inc. Apparatus for extruding thermoplastic compositions
US4469651A (en) * 1981-09-01 1984-09-04 Cosden Technology, Inc. Process for extruding thermoplastic compositions
US5028376A (en) * 1989-07-24 1991-07-02 Phillips Petroleum Company Plastic pipe extrusion
US9857018B2 (en) * 2012-03-14 2018-01-02 Yuriy Maksimovich Petrov Metal-containing polymeric reinforced pipe, method for manufacturing same and pipeline produced using said pipe

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2736064A (en) * 1956-02-28 rubin
US1717620A (en) * 1927-06-23 1929-06-18 Hood Rubber Co Inc Safety plug
US2572677A (en) * 1950-02-09 1951-10-23 Sun Oil Co Extruding nozzle
US3024494A (en) * 1958-07-21 1962-03-13 Porter Co Inc H K Plastic pipe extrusion head
US3095608A (en) * 1959-12-09 1963-07-02 Cabot Corp Process and apparatus for extruding and curing polymeric compositions
CH433710A (de) * 1961-02-16 1967-04-15 Edison Soc Verfahren und Strangpresse zum Strangpressen von gerippten Kunststoffprofilen
BE635187A (de) * 1962-07-19 1900-01-01
FR1248751A (fr) * 1964-03-18 1966-01-10 Appareil vibrant pour la préfabrication de dalles tubulaires, rainurées ou pleines
US3308509A (en) * 1965-06-01 1967-03-14 Continental Can Co Extrusion die

Also Published As

Publication number Publication date
DE1629603B2 (de) 1974-09-19
JPS5010908B1 (de) 1975-04-25
GB1169728A (en) 1969-11-05
BE691620A (de) 1967-06-22
NL141122B (nl) 1974-02-15
ES334561A1 (es) 1968-10-16
NL6618192A (de) 1967-06-28
US3393427A (en) 1968-07-23

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Legal Events

Date Code Title Description
8235 Patent refused