EP1844875A4 - Method and device for upsetting cylindrical material - Google Patents

Method and device for upsetting cylindrical material

Info

Publication number
EP1844875A4
EP1844875A4 EP06712616A EP06712616A EP1844875A4 EP 1844875 A4 EP1844875 A4 EP 1844875A4 EP 06712616 A EP06712616 A EP 06712616A EP 06712616 A EP06712616 A EP 06712616A EP 1844875 A4 EP1844875 A4 EP 1844875A4
Authority
EP
European Patent Office
Prior art keywords
cylindrical material
upsetting
upsetting cylindrical
cylindrical
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
EP06712616A
Other languages
German (de)
French (fr)
Other versions
EP1844875B9 (en
EP1844875B1 (en
EP1844875A1 (en
Inventor
Atsushi Otaki
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.)
Resonac Holdings Corp
Original Assignee
Showa Denko KK
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 Showa Denko KK filed Critical Showa Denko KK
Publication of EP1844875A1 publication Critical patent/EP1844875A1/en
Publication of EP1844875A4 publication Critical patent/EP1844875A4/en
Application granted granted Critical
Publication of EP1844875B1 publication Critical patent/EP1844875B1/en
Publication of EP1844875B9 publication Critical patent/EP1844875B9/en
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K21/00—Making hollow articles not covered by a single preceding sub-group
    • B21K21/12—Shaping end portions of hollow articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
    • B21J5/06—Methods for forging, hammering, or pressing; Special equipment or accessories therefor for performing particular operations
    • B21J5/08—Upsetting
    • 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
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/06—Making machine elements axles or shafts
    • B21K1/10—Making machine elements axles or shafts of cylindrical form

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
EP06712616A 2005-01-31 2006-01-30 Method and device for upsetting cylindrical material Not-in-force EP1844875B9 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2005024164 2005-01-31
US64955205P 2005-02-04 2005-02-04
PCT/JP2006/301473 WO2006080503A1 (en) 2005-01-31 2006-01-30 Method and device for upsetting cylindrical material

Publications (4)

Publication Number Publication Date
EP1844875A1 EP1844875A1 (en) 2007-10-17
EP1844875A4 true EP1844875A4 (en) 2010-05-05
EP1844875B1 EP1844875B1 (en) 2011-04-20
EP1844875B9 EP1844875B9 (en) 2011-09-07

Family

ID=36740520

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06712616A Not-in-force EP1844875B9 (en) 2005-01-31 2006-01-30 Method and device for upsetting cylindrical material

Country Status (3)

Country Link
EP (1) EP1844875B9 (en)
KR (1) KR20070103409A (en)
WO (1) WO2006080503A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008119734A (en) * 2006-11-14 2008-05-29 Showa Denko Kk Method for upsetting cylindrical base stock
US9457394B2 (en) * 2007-08-16 2016-10-04 Magna International Inc. Method and system for upsetting hollow members
JP5984974B2 (en) * 2015-01-20 2016-09-06 インター精工株式会社 Metal pipe forming apparatus and metal pipe forming method
EP3345694B1 (en) 2017-01-05 2024-05-22 FELSS Systems GmbH Method and device for locally thickening a hollow body
GB201707896D0 (en) * 2017-05-17 2017-06-28 Rolls Royce Plc Forging apparatus and method
JP6860947B1 (en) * 2020-11-02 2021-04-21 中川特殊鋼株式会社 Manufacturing method of stepped hollow shaft and manufacturing method of motor shaft
FR3133773B1 (en) * 2022-03-28 2024-03-22 Aubert & Duval Sa Method and installation for manufacturing an elongated intermediate part by hot forging

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05337587A (en) * 1992-06-05 1993-12-21 Honda Motor Co Ltd Method and apparatus for forging stepped tube
JP2001276950A (en) * 2000-03-29 2001-10-09 Fuji Heavy Ind Ltd Forging apparatus
JP2003053470A (en) * 2001-08-17 2003-02-26 Ohbayashi Corp Forming equipment and forming method for steel plate material
JP2003205337A (en) * 2002-01-10 2003-07-22 Dai Ichi High Frequency Co Ltd Local thickening method and device for metallic tube
JP3793918B2 (en) * 2002-03-29 2006-07-05 株式会社月星製作所 Method and apparatus for manufacturing headed parts
JP2004001052A (en) * 2002-06-03 2004-01-08 Nippon Steel Corp Hydro-formed working method for increasing thickness
JP2005000951A (en) * 2003-06-11 2005-01-06 Sumitomo Metal Ind Ltd Hydraulic bulging method and device, and bulge article

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *
See also references of WO2006080503A1 *

Also Published As

Publication number Publication date
EP1844875B9 (en) 2011-09-07
WO2006080503A1 (en) 2006-08-03
EP1844875B1 (en) 2011-04-20
KR20070103409A (en) 2007-10-23
EP1844875A1 (en) 2007-10-17

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