ES464617A1 - Procedimiento y dispositivo de extrusion hidrostatica conti-nua. - Google Patents

Procedimiento y dispositivo de extrusion hidrostatica conti-nua.

Info

Publication number
ES464617A1
ES464617A1 ES464617A ES464617A ES464617A1 ES 464617 A1 ES464617 A1 ES 464617A1 ES 464617 A ES464617 A ES 464617A ES 464617 A ES464617 A ES 464617A ES 464617 A1 ES464617 A1 ES 464617A1
Authority
ES
Spain
Prior art keywords
pressure
outline
notch
extrusion
reigns
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
Application number
ES464617A
Other languages
English (en)
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.)
Trefimetaux SAS
Original Assignee
Trefimetaux SAS
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 Trefimetaux SAS filed Critical Trefimetaux SAS
Publication of ES464617A1 publication Critical patent/ES464617A1/es
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00Extruding metal; Impact extrusion
    • B21C23/007Hydrostatic extrusion
    • B21C23/008Continuous extrusion
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00Extruding metal; Impact extrusion
    • B21C23/005Continuous extrusion starting from solid state material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Extrusion Of Metal (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)
  • General Preparation And Processing Of Foods (AREA)
  • Formation And Processing Of Food Products (AREA)
  • Confectionery (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)

Abstract

Procedimiento y dispositivo de extrusión hidrostática continuade un primer objeto denominado esbozode longitud indefinida en un segundo objetode longitud igualmente indefinidapero de sección diferenteel procedimiento caracterizado porque el esbozoacompañado de una cantidad sustancial de un fluido viscosose introduce en una entallarealizada en un motor de accionamiento y en la que el esbozo delimita dos zonas concéntricas separadasla primeradel lado externofrente a un estator que forma tapa aplicado sobre el rotorque engendra una presión progresivamente creciente del punto de entradaa la presión ambiente hasta la cámara donde reina la presión de extrusión yde un modo generalmás elevada que la que reina en la segunda zonadel lado internoen el fondo de la entallaejerciendo esta diferencia de presión sobre el esbozo una fuerza que tiende a aplicarlo en la entalla y que engendra una adherencia suficiente para que el movimiento del rotor arrastre el esbozo sin deslizamientode la parte anteriora la presión ambientehasta la posterior a la entrada de una cámara a elevada presión de donde se escapa por extrusión a través de al menos un orificio de extrusionadora.
ES464617A 1976-12-07 1977-10-30 Procedimiento y dispositivo de extrusion hidrostatica conti-nua. Expired ES464617A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7637556A FR2373339A1 (fr) 1976-12-07 1976-12-07 Procede et dispositif d'extrusion hydrostatique continue

Publications (1)

Publication Number Publication Date
ES464617A1 true ES464617A1 (es) 1978-09-01

Family

ID=9181015

Family Applications (1)

Application Number Title Priority Date Filing Date
ES464617A Expired ES464617A1 (es) 1976-12-07 1977-10-30 Procedimiento y dispositivo de extrusion hidrostatica conti-nua.

Country Status (21)

Country Link
JP (1) JPS5383963A (es)
BE (1) BE861535A (es)
CA (1) CA1069466A (es)
CH (1) CH617604A5 (es)
DE (1) DE2754138A1 (es)
DK (1) DK541277A (es)
ES (1) ES464617A1 (es)
FI (1) FI773614A7 (es)
FR (1) FR2373339A1 (es)
GB (1) GB1571456A (es)
GR (1) GR62725B (es)
IE (1) IE46272B1 (es)
IT (1) IT1088364B (es)
LU (1) LU78620A1 (es)
NL (1) NL7713533A (es)
NO (1) NO774165L (es)
PL (1) PL202657A1 (es)
PT (1) PT67368B (es)
SE (1) SE7713786L (es)
YU (1) YU284577A (es)
ZA (1) ZA777286B (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4177658A (en) * 1978-06-08 1979-12-11 Western Electric Co., Inc. Methods and apparatus for continuous extrusion
FR2438508A1 (fr) * 1978-10-12 1980-05-09 Trefimetaux Perfectionnement aux procedes et dispositifs d'extrusion hydrostatique continue de metaux
GB8719518D0 (en) * 1987-08-18 1987-09-23 Metal Box Plc Continuous extrusion apparatus
CN108380684A (zh) * 2018-01-02 2018-08-10 大连康丰科技有限公司 一种挤压轮腔体之间带有凹形密封面的连续挤压机

Also Published As

Publication number Publication date
IE46272L (en) 1978-06-07
CA1069466A (fr) 1980-01-08
IE46272B1 (en) 1983-04-20
DE2754138A1 (de) 1978-06-08
GR62725B (en) 1979-05-28
NO774165L (no) 1978-06-08
BE861535A (fr) 1978-06-06
FI773614A7 (fi) 1978-06-08
PT67368A (fr) 1978-01-01
NL7713533A (nl) 1978-06-09
CH617604A5 (en) 1980-06-13
FR2373339B1 (es) 1981-06-12
SE7713786L (sv) 1978-06-08
PL202657A1 (pl) 1978-06-19
PT67368B (fr) 1979-05-16
IT1088364B (it) 1985-06-10
ZA777286B (en) 1979-01-31
DK541277A (da) 1978-06-08
FR2373339A1 (fr) 1978-07-07
JPS5383963A (en) 1978-07-24
LU78620A1 (es) 1978-07-11
GB1571456A (en) 1980-07-16
YU284577A (en) 1982-08-31
JPS5523682B2 (es) 1980-06-24

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