EP3586989A4 - Stretch forming device and stretch forming method - Google Patents

Stretch forming device and stretch forming method Download PDF

Info

Publication number
EP3586989A4
EP3586989A4 EP17927131.7A EP17927131A EP3586989A4 EP 3586989 A4 EP3586989 A4 EP 3586989A4 EP 17927131 A EP17927131 A EP 17927131A EP 3586989 A4 EP3586989 A4 EP 3586989A4
Authority
EP
European Patent Office
Prior art keywords
stretch forming
forming method
forming device
stretch
forming
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Withdrawn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
EP17927131.7A
Other languages
German (de)
French (fr)
Other versions
EP3586989A1 (en
Inventor
Takeshi Yamada
Akira Kono
Atsushi Sugai
Yu MATSUNAGA
Suguru Kondo
Satoshi Kamada
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.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Publication of EP3586989A1 publication Critical patent/EP3586989A1/en
Publication of EP3586989A4 publication Critical patent/EP3586989A4/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Withdrawn legal-status Critical Current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
    • B21D25/00—Working sheet metal of limited length by stretching, e.g. for straightening
    • B21D25/02—Working sheet metal of limited length by stretching, e.g. for straightening by 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
    • B21D31/00—Other methods for working sheet metal, metal tubes, metal profiles
    • B21D31/005—Incremental shaping or bending, e.g. stepwise moving a shaping tool along the surface of the workpiece
    • 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
    • B21D37/02—Die constructions enabling assembly of the die parts in different ways
    • 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
    • B21D37/08—Dies with different parts for several steps in a process
    • 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
    • B21D53/00—Making other particular articles
    • B21D53/92—Making other particular articles other parts for aircraft
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Mounting, Exchange, And Manufacturing Of Dies (AREA)
EP17927131.7A 2017-09-28 2017-09-28 Stretch forming device and stretch forming method Withdrawn EP3586989A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2017/035357 WO2019064462A1 (en) 2017-09-28 2017-09-28 Stretch forming device and stretch forming method

Publications (2)

Publication Number Publication Date
EP3586989A1 EP3586989A1 (en) 2020-01-01
EP3586989A4 true EP3586989A4 (en) 2020-04-22

Family

ID=65901117

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17927131.7A Withdrawn EP3586989A4 (en) 2017-09-28 2017-09-28 Stretch forming device and stretch forming method

Country Status (4)

Country Link
US (1) US20200108431A1 (en)
EP (1) EP3586989A4 (en)
JP (1) JP6834014B2 (en)
WO (1) WO2019064462A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114101472B (en) * 2021-11-30 2023-04-21 内蒙古工业大学 Aluminum alloy creep aging forming equipment

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5860314A (en) * 1996-10-02 1999-01-19 Powers, Iii; John Stretch bend forming apparatus, method and product formed thereby
US6272897B1 (en) * 2000-02-25 2001-08-14 Anthony D. Ciranna Method of forming honeycomb panels into compound curved shapes
WO2009145538A2 (en) * 2008-05-30 2009-12-03 부산대학교 산학협력단 Variable mold apparatus for forming stretch sheets and a stretch sheet forming method
WO2014061530A1 (en) * 2012-10-16 2014-04-24 川崎重工業株式会社 Stretch forming system and stretch forming method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01154821A (en) * 1987-12-10 1989-06-16 Maru Kikai Kogyo Kk Bending die for press brake
JP2006231380A (en) 2005-02-25 2006-09-07 Mitsubishi Heavy Ind Ltd Flexible stretch die and stretch forming apparatus using the same

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5860314A (en) * 1996-10-02 1999-01-19 Powers, Iii; John Stretch bend forming apparatus, method and product formed thereby
US6272897B1 (en) * 2000-02-25 2001-08-14 Anthony D. Ciranna Method of forming honeycomb panels into compound curved shapes
WO2009145538A2 (en) * 2008-05-30 2009-12-03 부산대학교 산학협력단 Variable mold apparatus for forming stretch sheets and a stretch sheet forming method
WO2014061530A1 (en) * 2012-10-16 2014-04-24 川崎重工業株式会社 Stretch forming system and stretch forming method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2019064462A1 *

Also Published As

Publication number Publication date
EP3586989A1 (en) 2020-01-01
JP6834014B2 (en) 2021-02-24
US20200108431A1 (en) 2020-04-09
WO2019064462A1 (en) 2019-04-04
JPWO2019064462A1 (en) 2019-12-19

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