IT1260415B - Procedimento e dispositivo per estrudere - Google Patents

Procedimento e dispositivo per estrudere

Info

Publication number
IT1260415B
IT1260415B ITMI922730A ITMI922730A IT1260415B IT 1260415 B IT1260415 B IT 1260415B IT MI922730 A ITMI922730 A IT MI922730A IT MI922730 A ITMI922730 A IT MI922730A IT 1260415 B IT1260415 B IT 1260415B
Authority
IT
Italy
Prior art keywords
bushing
internal bushing
extruding
container
internal
Prior art date
Application number
ITMI922730A
Other languages
English (en)
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 filed Critical
Publication of ITMI922730A0 publication Critical patent/ITMI922730A0/it
Publication of ITMI922730A1 publication Critical patent/ITMI922730A1/it
Application granted granted Critical
Publication of IT1260415B publication Critical patent/IT1260415B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C27/00—Containers for metal to be extruded
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C29/00—Cooling or heating work or parts of the extrusion press; Gas treatment of work
    • B21C29/02—Cooling or heating of containers for metal to be extruded

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Of Metal (AREA)
  • Forging (AREA)

Abstract

Procedimento e dispositivo per estrudere, con un recipiente, specialmente di acciaio per lavorazioni a caldo comprendente una boccola interna, almeno una parte esterna, disposta in sostanza concentricamente attorno alla boccola interna ed eventualmente almeno una boccola intermedia, le quali parti sono dotate di dispositivi di riscaldamento oppure di raffreddamento, laddove il materiale di estrusione, che riscaldato, con un pistone di pressione viene estruso dalla boccola interna frontalmente per mezzo di una matrice di foggiatura per cui il recipiente nel ciclo di pressatura viene sollecitato meccanicamente, in cui per minimizzare gli sforzi di trazione, che si verificano in esercizio nella zona vicino alla superficie in corrispondenza dei lati minori dell'apertura della boccola interna, gli sforzi di pressione, rispettivamente contrazione, fra i cicli di
ITMI922730A 1991-12-03 1992-11-27 Procedimento e dispositivo per estrudere IT1260415B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0239791A AT397623B (de) 1991-12-03 1991-12-03 Verfahren und anordnung zum strangpressen

Publications (3)

Publication Number Publication Date
ITMI922730A0 ITMI922730A0 (it) 1992-11-27
ITMI922730A1 ITMI922730A1 (it) 1993-06-04
IT1260415B true IT1260415B (it) 1996-04-05

Family

ID=3533603

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI922730A IT1260415B (it) 1991-12-03 1992-11-27 Procedimento e dispositivo per estrudere

Country Status (3)

Country Link
JP (1) JPH05261428A (it)
AT (1) AT397623B (it)
IT (1) IT1260415B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104125866B (zh) * 2011-09-16 2017-03-15 Exco技术有限公司 挤压机容器及用于该挤压机容器的衬垫

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2434221C3 (de) * 1974-07-16 1980-05-08 Ube Industries, Ltd., Ube, Yamaguchi (Japan) Blockaufnehmer für Metallstrangpressen
CH667832A5 (de) * 1985-04-10 1988-11-15 Metoxit Ag Verfahren zum kraftschluessigen verbinden eines zylindrrischen keramikteils mit einem aus eisenwerksstoff besstehenden flansch.

Also Published As

Publication number Publication date
ATA239791A (de) 1993-10-15
ITMI922730A1 (it) 1993-06-04
AT397623B (de) 1994-05-25
JPH05261428A (ja) 1993-10-12
ITMI922730A0 (it) 1992-11-27

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971031