IT1169232B - Dispositivo di trafilatura - Google Patents

Dispositivo di trafilatura

Info

Publication number
IT1169232B
IT1169232B IT8120182A IT2018281A IT1169232B IT 1169232 B IT1169232 B IT 1169232B IT 8120182 A IT8120182 A IT 8120182A IT 2018281 A IT2018281 A IT 2018281A IT 1169232 B IT1169232 B IT 1169232B
Authority
IT
Italy
Prior art keywords
drawing device
Prior art date
Application number
IT8120182A
Other languages
English (en)
Italian (it)
Other versions
IT8120182A0 (it
Inventor
Manfred Janssen
Eberhard Schultz
Volker Schmidt
Dieter John
Original Assignee
Mannesmann 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 Mannesmann Ag filed Critical Mannesmann Ag
Publication of IT8120182A0 publication Critical patent/IT8120182A0/it
Application granted granted Critical
Publication of IT1169232B publication Critical patent/IT1169232B/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, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/16—Making tubes with varying diameter in longitudinal direction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE 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
    • B21C3/00—Profiling tools for metal drawing; Combinations of dies and mandrels for metal drawing

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Extraction Processes (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
IT8120182A 1980-04-24 1981-03-06 Dispositivo di trafilatura IT1169232B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3016135A DE3016135C2 (de) 1980-04-24 1980-04-24 Zieheinrichtung

Publications (2)

Publication Number Publication Date
IT8120182A0 IT8120182A0 (it) 1981-03-06
IT1169232B true IT1169232B (it) 1987-05-27

Family

ID=6101018

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8120182A IT1169232B (it) 1980-04-24 1981-03-06 Dispositivo di trafilatura

Country Status (7)

Country Link
BE (1) BE888549A (OSRAM)
DE (1) DE3016135C2 (OSRAM)
ES (1) ES8200576A1 (OSRAM)
FR (1) FR2481153A1 (OSRAM)
IT (1) IT1169232B (OSRAM)
NL (1) NL8100302A (OSRAM)
SE (1) SE446311B (OSRAM)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5119662A (en) * 1984-04-16 1992-06-09 Sanwa Kokan Co., Ltd. Methods for cold drawing seamless metal tubes each having an upset portion on each end
US4726211A (en) * 1984-04-16 1988-02-23 Sanwa Kokan Kabushiki Kaishas Method of cold drawing seamless metal tubes each having an upset portion on each end
GB8411289D0 (en) * 1984-05-02 1984-06-06 Sansome D H Plug drawing
US4854148A (en) * 1987-06-19 1989-08-08 The Babcock & Wilcox Company Cold drawing technique and apparatus for forming internally grooved tubes
DE19750720A1 (de) * 1997-11-15 1999-05-20 Volkswagen Ag Rohrförmiges oder stabförmiges Werkstück sowie Verfahren zu seiner Herstellung
DE102004039967B4 (de) 2004-08-18 2006-10-12 Gkn Driveline International Gmbh Verfahren zum Rückwärtsfließpressen von Innenprofilen
DE102004056147B3 (de) * 2004-11-20 2006-08-03 Gkn Driveline International Gmbh Reduzieren von Rohren über einem abgesetzten Dorn zur Herstellung von Hohlwellen mit Hinterschnitt in einer Operation
DE102019103926A1 (de) * 2019-02-15 2020-08-20 Walter Henrich GmbH Verfahren und Vorrichtung zum axialen Umformen eines Rohres
EP4155001B1 (de) * 2021-09-24 2023-09-06 FELSS Systems GmbH Vorrichtungen und verfahren zum umformen eines rohrartigen hohlkörpers

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US946631A (en) * 1910-01-18 Charles H Ballou Die for helically fluting wire-stock.
US2228301A (en) * 1939-08-22 1941-01-14 Phelps Dodge Copper Prod Tube drawing method and apparatus
DE1078975B (de) * 1957-06-29 1960-04-07 Georg Preis Zieh- und Querrolleinrichtung fuer Rohre
US3513682A (en) * 1967-07-13 1970-05-26 Anaconda American Brass Co Method for processing welded tube
DE2134076A1 (de) * 1971-07-08 1973-01-18 Battelle Development Corp Verfahren zur herstellung konischer oder sich verjuengender rohre
DE2232692A1 (de) * 1972-07-04 1974-01-24 Kabel Metallwerke Ghh Verfahren zum kontinuierlichen ziehen von rohren
FR2326993A1 (fr) * 1975-10-10 1977-05-06 Degond Sa Ets J Procede et dispositif pour l'etirage d'un tube a epaisseur variable
US4148207A (en) * 1978-02-21 1979-04-10 The Babcock & Wilcox Company Drawing technique

Also Published As

Publication number Publication date
ES498697A0 (es) 1981-11-01
FR2481153A1 (fr) 1981-10-30
DE3016135A1 (de) 1981-10-29
SE8100755L (sv) 1981-10-25
BE888549A (fr) 1981-08-17
SE446311B (sv) 1986-09-01
NL8100302A (nl) 1981-11-16
ES8200576A1 (es) 1981-11-01
FR2481153B1 (OSRAM) 1984-11-16
DE3016135C2 (de) 1983-04-14
IT8120182A0 (it) 1981-03-06

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Legal Events

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Effective date: 19990226