ES498697A0 - STRETCHING INSTALLATION FOR THE MANUFACTURE OF TUBES - Google Patents

STRETCHING INSTALLATION FOR THE MANUFACTURE OF TUBES

Info

Publication number
ES498697A0
ES498697A0 ES498697A ES498697A ES498697A0 ES 498697 A0 ES498697 A0 ES 498697A0 ES 498697 A ES498697 A ES 498697A ES 498697 A ES498697 A ES 498697A ES 498697 A0 ES498697 A0 ES 498697A0
Authority
ES
Spain
Prior art keywords
tubes
manufacture
stretching installation
stretching
installation
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.)
Granted
Application number
ES498697A
Other languages
Spanish (es)
Other versions
ES8200576A1 (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.)
Vodafone GmbH
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 ES498697A0 publication Critical patent/ES498697A0/en
Publication of ES8200576A1 publication Critical patent/ES8200576A1/en
Expired legal-status Critical Current

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
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes 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 OR PROFILES, 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Extraction Processes (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
ES498697A 1980-04-24 1981-01-21 Drawing ring and mandrel for variable thickness tube - has stepped drawing ring of min. ID to suit mandrel dia. Expired ES8200576A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3016135A DE3016135C2 (en) 1980-04-24 1980-04-24 Pulling device

Publications (2)

Publication Number Publication Date
ES498697A0 true ES498697A0 (en) 1981-11-01
ES8200576A1 ES8200576A1 (en) 1981-11-01

Family

ID=6101018

Family Applications (1)

Application Number Title Priority Date Filing Date
ES498697A Expired ES8200576A1 (en) 1980-04-24 1981-01-21 Drawing ring and mandrel for variable thickness tube - has stepped drawing ring of min. ID to suit mandrel dia.

Country Status (7)

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

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
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 (en) * 1997-11-15 1999-05-20 Volkswagen Ag Tubular or rod-shaped workpiece and method for its production
DE102004039967B4 (en) 2004-08-18 2006-10-12 Gkn Driveline International Gmbh Method for the reverse extrusion of internal profiles
DE102004056147B3 (en) * 2004-11-20 2006-08-03 Gkn Driveline International Gmbh Reduction of tubes over a stepped mandrel for producing hollow shafts with undercut in one operation
DE102019103926A1 (en) 2019-02-15 2020-08-20 Walter Henrich GmbH Method and device for the axial forming of a pipe
EP4155001B1 (en) * 2021-09-24 2023-09-06 FELSS Systems GmbH Method and devices for reforming a tubular hollow body

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 (en) * 1957-06-29 1960-04-07 Georg Preis Pulling and cross-rolling device for pipes
US3513682A (en) * 1967-07-13 1970-05-26 Anaconda American Brass Co Method for processing welded tube
DE2134076A1 (en) * 1971-07-08 1973-01-18 Battelle Development Corp Long-tapered tubes prodn using short mandrel
DE2232692A1 (en) * 1972-07-04 1974-01-24 Kabel Metallwerke Ghh Polygon aluminium tube drawing die - comprises several steps
FR2326993A1 (en) * 1975-10-10 1977-05-06 Degond Sa Ets J Drawing of metal tube of tapering wall thickness - uses conical drawing plate insert which is advanced as tube is drawn to produce tennis racket shaft
US4148207A (en) * 1978-02-21 1979-04-10 The Babcock & Wilcox Company Drawing technique

Also Published As

Publication number Publication date
DE3016135C2 (en) 1983-04-14
BE888549A (en) 1981-08-17
SE446311B (en) 1986-09-01
NL8100302A (en) 1981-11-16
FR2481153B1 (en) 1984-11-16
FR2481153A1 (en) 1981-10-30
IT8120182A0 (en) 1981-03-06
IT1169232B (en) 1987-05-27
SE8100755L (en) 1981-10-25
DE3016135A1 (en) 1981-10-29
ES8200576A1 (en) 1981-11-01

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