CA2772925C - Curved parts and method for manufacturing the same - Google Patents

Curved parts and method for manufacturing the same Download PDF

Info

Publication number
CA2772925C
CA2772925C CA 2772925 CA2772925A CA2772925C CA 2772925 C CA2772925 C CA 2772925C CA 2772925 CA2772925 CA 2772925 CA 2772925 A CA2772925 A CA 2772925A CA 2772925 C CA2772925 C CA 2772925C
Authority
CA
Canada
Prior art keywords
curved
forming
bending
cracks
present
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.)
Expired - Fee Related
Application number
CA 2772925
Other languages
English (en)
French (fr)
Other versions
CA2772925A1 (en
Inventor
Takayuki Futatsuka
Kazuhiko Higai
Yoshikiyo Tamai
Takaaki Hira
Takeshi Fujita
Yuji Yamasaki
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.)
JFE Steel Corp
Original Assignee
JFE Steel Corp
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 JFE Steel Corp filed Critical JFE Steel Corp
Publication of CA2772925A1 publication Critical patent/CA2772925A1/en
Application granted granted Critical
Publication of CA2772925C publication Critical patent/CA2772925C/en
Expired - Fee Related 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
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/01—Bending sheet metal along straight lines, e.g. to form simple curves between rams and anvils or abutments
    • 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
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/01—Bending sheet metal along straight lines, e.g. to form simple curves between rams and anvils or abutments
    • B21D5/015—Bending sheet metal along straight lines, e.g. to form simple curves between rams and anvils or abutments for making tubes
    • 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
    • B21C37/14—Making tubes from double flat material
    • 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
    • B21D47/00—Making rigid structural elements or units, e.g. honeycomb structures
    • B21D47/01—Making rigid structural elements or units, e.g. honeycomb structures beams or pillars
    • 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
    • B21D51/00—Making hollow objects
    • B21D51/16—Making hollow objects characterised by the use of the objects
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C3/00—Structural elongated elements designed for load-supporting
    • E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
    • E04C3/04—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
    • E04C3/06—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal with substantially solid, i.e. unapertured, web
    • E04C3/07—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal with substantially solid, i.e. unapertured, web at least partly of bent or otherwise deformed strip- or sheet-like material
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C3/00—Structural elongated elements designed for load-supporting
    • E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
    • E04C3/04—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
    • E04C2003/0404—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal beams, girders, or joists characterised by cross-sectional aspects
    • E04C2003/0408—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal beams, girders, or joists characterised by cross-sectional aspects characterised by assembly or the cross-section
    • E04C2003/0413—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal beams, girders, or joists characterised by cross-sectional aspects characterised by assembly or the cross-section being built up from several parts
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C3/00—Structural elongated elements designed for load-supporting
    • E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
    • E04C3/04—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
    • E04C2003/0404—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal beams, girders, or joists characterised by cross-sectional aspects
    • E04C2003/0426—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal beams, girders, or joists characterised by cross-sectional aspects characterised by material distribution in cross section
    • E04C2003/0439—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal beams, girders, or joists characterised by cross-sectional aspects characterised by material distribution in cross section the cross-section comprising open parts and hollow parts
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C3/00—Structural elongated elements designed for load-supporting
    • E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
    • E04C3/04—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
    • E04C2003/0404—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal beams, girders, or joists characterised by cross-sectional aspects
    • E04C2003/0443—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal beams, girders, or joists characterised by cross-sectional aspects characterised by substantial shape of the cross-section
    • E04C2003/0465—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal beams, girders, or joists characterised by cross-sectional aspects characterised by substantial shape of the cross-section square- or rectangular-shaped
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12229—Intermediate article [e.g., blank, etc.]

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
CA 2772925 2009-09-29 2010-09-28 Curved parts and method for manufacturing the same Expired - Fee Related CA2772925C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2009-224515 2009-09-29
JP2009224515A JP5515566B2 (ja) 2009-09-29 2009-09-29 曲がり部材成形方法および曲がり部材ならびに曲がり部材製造方法
PCT/JP2010/067312 WO2011040623A1 (ja) 2009-09-29 2010-09-28 曲がり部材およびその製造方法

Publications (2)

Publication Number Publication Date
CA2772925A1 CA2772925A1 (en) 2011-04-07
CA2772925C true CA2772925C (en) 2015-02-03

Family

ID=43826424

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2772925 Expired - Fee Related CA2772925C (en) 2009-09-29 2010-09-28 Curved parts and method for manufacturing the same

Country Status (7)

Country Link
US (1) US20120171506A1 (de)
EP (1) EP2484461B1 (de)
JP (1) JP5515566B2 (de)
KR (1) KR101443990B1 (de)
CN (1) CN102574192B (de)
CA (1) CA2772925C (de)
WO (1) WO2011040623A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5888048B2 (ja) * 2011-06-08 2016-03-16 Ｊｆｅスチール株式会社 立体縁付き金属部品の製造方法
JP5915930B2 (ja) * 2011-07-06 2016-05-11 株式会社リコー 曲げ加工部材、レール状部材及び画像形成装置
MX356737B (es) * 2013-01-16 2018-06-12 Nippon Steel & Sumitomo Metal Corp Método de moldeado por presión.
DE102015226474A1 (de) * 2015-12-22 2017-06-22 Thyssenkrupp Ag Halbzeug für die Herstellung von Hohlprofilen, Hohlprofile hieraus sowie Verfahren zu deren Herstellung
US10665387B2 (en) * 2016-05-10 2020-05-26 GM Global Technology Operations LLC Method of fabrication of a curvilinear magnet
EP3379001B1 (de) * 2017-03-22 2020-01-08 Marte and Marte Limited Zweigniederlassung Österreich Beliebig gekrümmte tragstruktur
US10428522B2 (en) * 2017-09-25 2019-10-01 Pravin Nanayakkara Construction metallic trapezoidal systems
JP2022042636A (ja) * 2020-09-03 2022-03-15 プレス工業株式会社 車体フレーム用部材、及び車体フレーム用部材の製造方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1940305A (en) * 1930-11-22 1933-12-19 Chrysler Corp Method of making rear axle housings
US2508032A (en) * 1945-12-22 1950-05-16 Benjamin H Kennedy Structural metal member
AT271829B (de) * 1966-08-09 1969-06-10 Voest Ag Faltstegrohr und Verfahren und Einrichtung zur Herstellung von Faltstegrohren
US3881338A (en) * 1971-06-02 1975-05-06 Robertson Co H H Method of bending a metal sheet and a corner produced thereby
AU6392473A (en) * 1973-02-20 1975-06-26 Wellington R F Pipe offset
US4002000A (en) * 1975-06-30 1977-01-11 Palmer-Shile Company Beam construction and method of manufacture
US4041668A (en) * 1975-12-04 1977-08-16 Chicago Metallic Corporation Clip structure for a concealed grid structure of a suspended ceiling
US4841616A (en) * 1987-08-03 1989-06-27 The Charles Stark Draper Laboratory, Inc. Helically wound elbow conduit and method of fabricating same
US4796946A (en) * 1987-09-04 1989-01-10 Inland Steel Company Automotive vehicle door and bar reinforcement
JPH0536410A (ja) * 1991-07-26 1993-02-12 Matsushita Electric Ind Co Ltd 有機電解液電池用正極活物質の製造法
JPH06328988A (ja) * 1993-03-23 1994-11-29 Toupure Kk 車両用バンパービーム
JP3194407B2 (ja) * 1994-06-14 2001-07-30 ダイハツ工業株式会社 板金ワークのプレス方法及びプレス金型装置
WO2001018341A2 (en) * 1999-09-10 2001-03-15 Amweld Building Products, Llc Door construction and method
SE0000570L (sv) * 2000-02-22 2001-08-23 Avesta Sheffield Ab Ämnesstyrd formning
US6877349B2 (en) * 2000-08-17 2005-04-12 Industrial Origami, Llc Method for precision bending of sheet of materials, slit sheets fabrication process
US7263869B2 (en) * 2000-08-17 2007-09-04 Industrial Origami, Inc. Method for forming sheet material with bend controlling grooves defining a continuous web across a bend line
DE102006042856B3 (de) * 2006-09-13 2008-05-08 STRICKER IRD-Patent GbR (vertretungsberechtigter Gesellschafter Urban Stricker, 57271 Hilchenbach-Vormwald) Verfahren und Zuschnitt zum Herstellen eines Schneckenrohrförderers

Also Published As

Publication number Publication date
CA2772925A1 (en) 2011-04-07
KR101443990B1 (ko) 2014-09-23
EP2484461A1 (de) 2012-08-08
CN102574192A (zh) 2012-07-11
JP5515566B2 (ja) 2014-06-11
JP2011073010A (ja) 2011-04-14
US20120171506A1 (en) 2012-07-05
KR20120055616A (ko) 2012-05-31
EP2484461A4 (de) 2015-06-03
EP2484461B1 (de) 2018-04-18
CN102574192B (zh) 2015-07-01
WO2011040623A1 (ja) 2011-04-07

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20220329

MKLA Lapsed

Effective date: 20200928