EP0940201A3 - Procédé de rétreindre de pièces - Google Patents

Procédé de rétreindre de pièces Download PDF

Info

Publication number
EP0940201A3
EP0940201A3 EP99103372A EP99103372A EP0940201A3 EP 0940201 A3 EP0940201 A3 EP 0940201A3 EP 99103372 A EP99103372 A EP 99103372A EP 99103372 A EP99103372 A EP 99103372A EP 0940201 A3 EP0940201 A3 EP 0940201A3
Authority
EP
European Patent Office
Prior art keywords
axis
rollers
radial direction
dies
tappets
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.)
Withdrawn
Application number
EP99103372A
Other languages
German (de)
English (en)
Other versions
EP0940201A2 (fr
Inventor
Wolf Eisentraut
Heinrich Wolf Wolf
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.)
WC Heraus GmbH and Co KG
Original Assignee
WC Heraus GmbH and Co KG
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 WC Heraus GmbH and Co KG filed Critical WC Heraus GmbH and Co KG
Publication of EP0940201A2 publication Critical patent/EP0940201A2/fr
Publication of EP0940201A3 publication Critical patent/EP0940201A3/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J7/00—Hammers; Forging machines with hammers or die jaws acting by impact
    • B21J7/02—Special design or construction
    • B21J7/14—Forging machines working with several hammers
    • B21J7/16—Forging machines working with several hammers in rotary arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
EP99103372A 1998-03-06 1999-02-22 Procédé de rétreindre de pièces Withdrawn EP0940201A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19809674A DE19809674A1 (de) 1998-03-06 1998-03-06 Verfahren zum Profilkneten von Werkstücken
DE19809674 1998-03-06

Publications (2)

Publication Number Publication Date
EP0940201A2 EP0940201A2 (fr) 1999-09-08
EP0940201A3 true EP0940201A3 (fr) 2001-04-18

Family

ID=7859978

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99103372A Withdrawn EP0940201A3 (fr) 1998-03-06 1999-02-22 Procédé de rétreindre de pièces

Country Status (3)

Country Link
US (1) US6094962A (fr)
EP (1) EP0940201A3 (fr)
DE (1) DE19809674A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6722174B1 (en) * 1999-03-10 2004-04-20 Nkk Corporation Device and method for manufacturing hot-rolled sheet steel and device and method for sheet thickness pressing used for the device and method
DE10302211B4 (de) * 2003-01-22 2006-02-02 Zf Sachs Ag Schwingungsdämpfer
DE10341716B4 (de) * 2003-03-25 2009-12-24 Forschungsgesellschaft Umformtechnik Mbh Vorrichtung zum radialen Umformen von stab-, rohr- oder drahtförmigen Werkstücken
DE102021203374A1 (de) * 2021-04-06 2022-10-06 Magna powertrain gmbh & co kg Verfahren zur Herstellung einer Polygonwelle

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB682031A (en) * 1949-10-25 1952-11-05 Nat Res Dev Improvements relating to forging machines
GB925494A (en) * 1961-04-26 1963-05-08 Fenn Mfg Company Improvements in swaging machines
US3183704A (en) * 1963-03-29 1965-05-18 Stevens & Bullivant Ltd Rotary swaging and forging machines

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE477951C (de) * 1929-06-17 Hasenclever Akt Ges Maschf Rollenhammermaschine
GB191411929A (en) * 1914-05-14 1914-11-05 Robert Holland Improvements in Grooving Apparatus for Tubes and the like.
GB681986A (en) * 1948-08-14 1952-11-05 Nat Res Dev Improvements relating to forging machines
DE916487C (de) * 1951-11-10 1954-08-23 Georg Welsch Antrieb fuer Haemmermaschinen
US2790188A (en) * 1953-04-27 1957-04-30 Fray Victor Hill Method of and apparatus for forming polygonal articles
DE1087877B (de) * 1956-07-31 1960-08-25 Kocks Gmbh Friedrich Vorrichtung zum Streckschmieden von block- oder stabfoermigem Gut
DE1527471A1 (de) * 1965-07-15 1969-08-21 Langensiepen Kg M Verfahren zum Herstellen von profilierten stabfoermigen Werkstuecken,insbesondere von Spiralbohrern
HUT45388A (en) * 1986-12-12 1988-07-28 Medicor Muevek Method and apparatus for warming firstly babies by heat radiation
US5162038A (en) * 1989-12-04 1992-11-10 Hill-Rom Company Infant warmer open bed
GB9214380D0 (en) * 1992-07-07 1992-08-19 Sev Furnaces Ltd Radiation transmitting apparatus

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB682031A (en) * 1949-10-25 1952-11-05 Nat Res Dev Improvements relating to forging machines
GB925494A (en) * 1961-04-26 1963-05-08 Fenn Mfg Company Improvements in swaging machines
US3183704A (en) * 1963-03-29 1965-05-18 Stevens & Bullivant Ltd Rotary swaging and forging machines

Also Published As

Publication number Publication date
DE19809674A1 (de) 1999-09-09
US6094962A (en) 2000-08-01
EP0940201A2 (fr) 1999-09-08

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