IT1096945B - Procedimento ed apparato di estrusione inversa ad intermittenza di barre estese in lunghezza,in particolare di barre di colata,cosi' da ricavare pezzi profilati o similari - Google Patents

Procedimento ed apparato di estrusione inversa ad intermittenza di barre estese in lunghezza,in particolare di barre di colata,cosi' da ricavare pezzi profilati o similari

Info

Publication number
IT1096945B
IT1096945B IT25409/78A IT2540978A IT1096945B IT 1096945 B IT1096945 B IT 1096945B IT 25409/78 A IT25409/78 A IT 25409/78A IT 2540978 A IT2540978 A IT 2540978A IT 1096945 B IT1096945 B IT 1096945B
Authority
IT
Italy
Prior art keywords
bars
profiled
find
procedure
length
Prior art date
Application number
IT25409/78A
Other languages
English (en)
Other versions
IT7825409A0 (it
Original Assignee
Alusuisse
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 Alusuisse filed Critical Alusuisse
Publication of IT7825409A0 publication Critical patent/IT7825409A0/it
Application granted granted Critical
Publication of IT1096945B publication Critical patent/IT1096945B/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
    • B21C33/00—Feeding extrusion presses with metal to be extruded ; Loading the dummy block
    • 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
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/005—Continuous extrusion starting from solid state material
    • 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
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B21C23/20—Making uncoated products by backward extrusion
    • B21C23/205—Making products of generally elongated shape
    • 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
    • B21C35/00—Removing work or waste from extruding presses; Drawing-off extruded work; Cleaning dies, ducts, containers, or mandrels
    • B21C35/04—Cutting-off or removing waste

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Of Metal (AREA)
  • Forging (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
IT25409/78A 1977-07-12 1978-07-06 Procedimento ed apparato di estrusione inversa ad intermittenza di barre estese in lunghezza,in particolare di barre di colata,cosi' da ricavare pezzi profilati o similari IT1096945B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH856877A CH621948A5 (it) 1977-07-12 1977-07-12

Publications (2)

Publication Number Publication Date
IT7825409A0 IT7825409A0 (it) 1978-07-06
IT1096945B true IT1096945B (it) 1985-08-26

Family

ID=4342040

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25409/78A IT1096945B (it) 1977-07-12 1978-07-06 Procedimento ed apparato di estrusione inversa ad intermittenza di barre estese in lunghezza,in particolare di barre di colata,cosi' da ricavare pezzi profilati o similari

Country Status (7)

Country Link
US (1) US4208897A (it)
JP (1) JPS5418457A (it)
CH (1) CH621948A5 (it)
DE (1) DE2734642A1 (it)
FR (1) FR2397240A1 (it)
GB (1) GB2001887B (it)
IT (1) IT1096945B (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4319476A (en) * 1978-07-19 1982-03-16 Western Electric Company, Incorporated Methods and apparatus for extrusion
US4379398A (en) * 1980-06-12 1983-04-12 Kabushiki Kaisha Kobe Seiko Sho Pull-back type indirect extrusion press
FR2581326A1 (fr) * 1985-05-02 1986-11-07 Cegedur Methode et dispositif de filage direct lubrifie avec chemisage avant radial
US20070039369A1 (en) * 2003-08-27 2007-02-22 Showa Denko K.K. Aluminum pipe having excellent surface quality, method and apparatus for manufacturing the aluminum pipe, and photosensitive drum base body
CN100336619C (zh) * 2005-07-29 2007-09-12 哈尔滨工业大学 铸造轻质合金半固态坯料的连续制备装置及制备方法
US9346089B2 (en) * 2012-10-12 2016-05-24 Manchester Copper Products, Llc Extrusion press systems and methods
US9364987B2 (en) 2012-10-12 2016-06-14 Manchester Copper Products, Llc Systems and methods for cooling extruded materials
US9545653B2 (en) 2013-04-25 2017-01-17 Manchester Copper Products, Llc Extrusion press systems and methods
RU2638473C2 (ru) * 2013-06-27 2017-12-13 Анатолий Евгеньевич Волков Способ обратного винтового прессования (овп) и всестороннего винтового прессования (ввп)

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB435402A (en) * 1934-03-17 1935-09-17 Otto Busse An improved metal extrusion process
US2860775A (en) * 1954-10-05 1958-11-18 Charles A Brauchler Split die and container for extrusion press
DE1527872A1 (de) * 1966-07-20 1969-12-04 Reisholz Stahl & Roehrenwerk Vorrichtung und Verfahren zum Strangpressen von Rohren
GB1201464A (en) * 1966-08-15 1970-08-05 Nat Res Dev High pressure containers for cyclically varying pressures
GB1204314A (en) * 1966-09-21 1970-09-03 Atomic Energy Authority Uk Improvements in or relating to nuclear reactors
GB1193440A (en) * 1966-12-16 1970-06-03 Vickers Ltd Improvements in or relating to high pressure extrusion apparatus
US3577759A (en) * 1968-03-13 1971-05-04 Cerro Corp Method of and apparatus for preparing copper and brass billets for extrusion into hollow shells
US3736786A (en) * 1971-07-09 1973-06-05 Reynolds Metals Co Extruding apparatus and method
JPS537909B2 (it) * 1972-05-11 1978-03-23
JPS5347781B2 (it) * 1973-05-07 1978-12-23
US4106320A (en) * 1974-05-07 1978-08-15 United Kingdom Atomic Energy Authority Forming of materials by extrusion
US4010046A (en) * 1976-03-04 1977-03-01 Swiss Aluminium Ltd. Method of extruding aluminum base alloys
JP2899824B2 (ja) * 1990-05-22 1999-06-02 ジーイー横河メディカルシステム株式会社 Ｍｒ装置における勾配アンプの特性測定方法およびｍｒ装置

Also Published As

Publication number Publication date
CH621948A5 (it) 1981-03-13
JPS6216726B2 (it) 1987-04-14
FR2397240A1 (fr) 1979-02-09
IT7825409A0 (it) 1978-07-06
US4208897A (en) 1980-06-24
JPS5418457A (en) 1979-02-10
GB2001887B (en) 1982-01-13
DE2734642A1 (de) 1979-01-25
GB2001887A (en) 1979-02-14

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