EP2016279A4 - Method and apparatus for hot forming elongated metallic bars - Google Patents

Method and apparatus for hot forming elongated metallic bars

Info

Publication number
EP2016279A4
EP2016279A4 EP07794657A EP07794657A EP2016279A4 EP 2016279 A4 EP2016279 A4 EP 2016279A4 EP 07794657 A EP07794657 A EP 07794657A EP 07794657 A EP07794657 A EP 07794657A EP 2016279 A4 EP2016279 A4 EP 2016279A4
Authority
EP
European Patent Office
Prior art keywords
hot forming
elongated metallic
forming elongated
metallic bars
bars
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Withdrawn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
EP07794657A
Other languages
German (de)
French (fr)
Other versions
EP2016279A2 (en
Inventor
Kuninori Minakawa
Arvind R Keskar
Adrian Barb
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.)
RTI International Metals Inc
Original Assignee
RTI International Metals Inc
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 RTI International Metals Inc filed Critical RTI International Metals Inc
Publication of EP2016279A2 publication Critical patent/EP2016279A2/en
Publication of EP2016279A4 publication Critical patent/EP2016279A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
    • B21D11/02—Bending by stretching or pulling over a die
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/16—Heating or cooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J13/00—Details of machines for forging, pressing, or hammering
    • B21J13/08—Accessories for handling work or tools

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Extrusion Of Metal (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Metal Extraction Processes (AREA)
  • Resistance Heating (AREA)
EP07794657A 2006-05-11 2007-05-08 Method and apparatus for hot forming elongated metallic bars Withdrawn EP2016279A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/432,045 US20070261461A1 (en) 2006-05-11 2006-05-11 Method and apparatus for hot forming elongated metallic bars
PCT/US2007/011115 WO2007133548A2 (en) 2006-05-11 2007-05-08 Method and apparatus for hot forming elongated metallic bars

Publications (2)

Publication Number Publication Date
EP2016279A2 EP2016279A2 (en) 2009-01-21
EP2016279A4 true EP2016279A4 (en) 2010-06-23

Family

ID=38683854

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07794657A Withdrawn EP2016279A4 (en) 2006-05-11 2007-05-08 Method and apparatus for hot forming elongated metallic bars

Country Status (6)

Country Link
US (1) US20070261461A1 (en)
EP (1) EP2016279A4 (en)
JP (1) JP2009536881A (en)
KR (1) KR20090008383A (en)
CN (1) CN101505888A (en)
WO (1) WO2007133548A2 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102814368A (en) * 2012-08-23 2012-12-12 北京航空航天大学 Compound molding tool system for hot stretch bending and creep deformation of section bar and application method of compound molding tool system
US20180015522A1 (en) * 2016-06-20 2018-01-18 Imam Khomeini International University High-speed hot forming and direct quenching
CN106825250B (en) * 2017-04-01 2018-12-11 京东方科技集团股份有限公司 A kind of mold
CN109954773A (en) * 2019-04-30 2019-07-02 长春工业大学 A kind of metal profile multi-point three-dimensional hot drawing and bending forming equipment
CN111644498B (en) * 2020-06-12 2021-09-10 中国航空制造技术研究院 Control method for electrothermal stretch bending process of titanium alloy section and stretch bending forming device
CN112157157B (en) * 2020-09-11 2023-03-24 中国航空制造技术研究院 Forming method and correcting device for titanium alloy thin-wall component
CN115673117B (en) * 2022-11-09 2025-07-15 中国航发沈阳黎明航空发动机有限责任公司 A local temperature-changing forming device and method for titanium alloy hoop-type component linkage die

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2486817A (en) * 1948-11-24 1949-11-01 Glenn L Martin Co Apparatus for stretch forming hard metal alloys
US3169156A (en) * 1960-12-23 1965-02-09 Gen Dynamics Corp Apparatus for the forming and aging of titanium alloys
US4011429A (en) * 1975-10-20 1977-03-08 Northrop Corporation Hot stretch-wrap forming with resistance heating

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2952767A (en) * 1960-09-13 Thermo stretch forming of metal
US3021887A (en) * 1956-07-19 1962-02-20 Rohr Aircraft Corp Titanium stretch forming
US2905225A (en) * 1956-09-13 1959-09-22 Romeo A Lalli Stretch former with replaceable heated die and pivotally mounted draw bar
US3426589A (en) * 1966-07-18 1969-02-11 Lebow Associates Inc Tension transducer
US3452573A (en) * 1967-06-14 1969-07-01 Cyril Bath Co Stretch wrapping fixture and combination thereof with drawing dies and press
US3568490A (en) * 1968-09-27 1971-03-09 Fairchild Hiller Corp Method and apparatus for heat forming elongated metal panels
US3584487A (en) * 1969-01-16 1971-06-15 Arne H Carlson Precision forming of titanium alloys and the like by use of induction heating
US3722068A (en) * 1971-02-22 1973-03-27 Northrop Corp Method for forming titanium sheets
US3934441A (en) * 1974-07-08 1976-01-27 Rockwell International Corporation Controlled environment superplastic forming of metals
US3933020A (en) * 1974-07-18 1976-01-20 Tre Corporation Method for stretch wrapping of panels
US3920175A (en) * 1974-10-03 1975-11-18 Rockwell International Corp Method for superplastic forming of metals with concurrent diffusion bonding
US3974673A (en) * 1975-04-07 1976-08-17 Rockwell International Corporation Titanium parts manufacturing
US4188811A (en) * 1978-07-26 1980-02-19 Chem-Tronics, Inc. Metal forming methods
US4242899A (en) * 1979-03-05 1981-01-06 The United States Of America As Represented By The Secretary Of The Air Force Thermoclamps
US4268246A (en) * 1979-09-21 1981-05-19 Chicago Bridge & Iron Company Method and apparatus for metal object heat treatment
DE3572081D1 (en) * 1984-09-28 1989-09-07 Philips Nv Method of drape drawing a shadow mask for a colour display tube and device for such a method
FR2620956A1 (en) * 1987-09-29 1989-03-31 Inst Francais Du Petrole METHOD FOR FORMING TITANIUM OR TITANIUM ALLOY SURFACE SHEET ELEMENT
US4984348A (en) * 1989-01-17 1991-01-15 Rohr Industries, Inc. Superplastic drape forming
US5119535A (en) * 1989-09-18 1992-06-09 The Boeing Company Method of reconfiguring rigid and semirigid structures
US5823034A (en) * 1997-10-10 1998-10-20 Hyperform Technologies, Inc. Superplastic metalforming with self-contained die
US6463779B1 (en) * 1999-06-01 2002-10-15 Mehmet Terziakin Instant heating process with electric current application to the workpiece for high strength metal forming
DE10063287B4 (en) * 2000-12-19 2007-05-03 Airbus Deutschland Gmbh Method for forming a metal sheet
US6776020B2 (en) * 2002-10-11 2004-08-17 General Motors Corporation Method for stretching forming and transporting and aluminum metal sheet
US6910358B2 (en) * 2003-08-25 2005-06-28 General Motors Corporation Two temperature two stage forming
US20060230807A1 (en) * 2005-04-14 2006-10-19 Shultz Stephen W Creep forming a work piece
US7669452B2 (en) * 2005-11-04 2010-03-02 Cyril Bath Company Titanium stretch forming apparatus and method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2486817A (en) * 1948-11-24 1949-11-01 Glenn L Martin Co Apparatus for stretch forming hard metal alloys
US3169156A (en) * 1960-12-23 1965-02-09 Gen Dynamics Corp Apparatus for the forming and aging of titanium alloys
US4011429A (en) * 1975-10-20 1977-03-08 Northrop Corporation Hot stretch-wrap forming with resistance heating

Also Published As

Publication number Publication date
KR20090008383A (en) 2009-01-21
WO2007133548A3 (en) 2009-03-26
CN101505888A (en) 2009-08-12
WO2007133548A2 (en) 2007-11-22
EP2016279A2 (en) 2009-01-21
US20070261461A1 (en) 2007-11-15
JP2009536881A (en) 2009-10-22

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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AX Request for extension of the european patent

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R17D Deferred search report published (corrected)

Effective date: 20090326

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RIC1 Information provided on ipc code assigned before grant

Ipc: B21D 11/02 20060101AFI20100518BHEP

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Effective date: 20100609

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18D Application deemed to be withdrawn

Effective date: 20101221