GB1489257A - Precision bending of metals - Google Patents

Precision bending of metals

Info

Publication number
GB1489257A
GB1489257A GB55788/74A GB5578874A GB1489257A GB 1489257 A GB1489257 A GB 1489257A GB 55788/74 A GB55788/74 A GB 55788/74A GB 5578874 A GB5578874 A GB 5578874A GB 1489257 A GB1489257 A GB 1489257A
Authority
GB
United Kingdom
Prior art keywords
die
workpiece
rollers
bending
counter
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
Application number
GB55788/74A
Other languages
English (en)
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 Engineering Corp
Original Assignee
Nippon Kokan 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 Nippon Kokan Ltd filed Critical Nippon Kokan Ltd
Publication of GB1489257A publication Critical patent/GB1489257A/en
Expired 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
GB55788/74A 1973-12-27 1974-12-24 Precision bending of metals Expired GB1489257A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14427573A JPS5311273B2 (https=) 1973-12-27 1973-12-27

Publications (1)

Publication Number Publication Date
GB1489257A true GB1489257A (en) 1977-10-19

Family

ID=15358288

Family Applications (1)

Application Number Title Priority Date Filing Date
GB55788/74A Expired GB1489257A (en) 1973-12-27 1974-12-24 Precision bending of metals

Country Status (4)

Country Link
JP (1) JPS5311273B2 (https=)
DE (1) DE2461538B2 (https=)
GB (1) GB1489257A (https=)
SE (1) SE414128B (https=)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT390575B (de) * 1988-04-25 1990-05-25 Haemmerle Ag Verfahren zum biegen eines werkstueckes
GB2278795A (en) * 1993-06-12 1994-12-14 Douglas Roger Hawkey Apparatus and method for working materials
RU2277989C2 (ru) * 2004-09-06 2006-06-20 Государственное Образовательное Учреждение Высшего Профессионального Образования "Омский Государственный Технический Университет" Способ изготовления г-образных деталей
EP3165297A1 (en) * 2015-11-03 2017-05-10 SSAB Technology AB Bending method
CN113056236A (zh) * 2018-11-08 2021-06-29 尼奥医疗公司 矫形杆弯曲器
CN113790977A (zh) * 2021-08-10 2021-12-14 武汉钢铁有限公司 金属板材极限弯曲断裂应变测量方法
CN114700395A (zh) * 2022-04-12 2022-07-05 陕西中桥明智能科技有限公司 一种钢板圆环折弯设备
US12076776B2 (en) 2019-06-28 2024-09-03 Kawasaki Jukogyo Kabushiki Kaisha Press brake and method of operating press brake
EP4420805A4 (en) * 2021-12-24 2025-02-12 JFE Steel Corporation Method for assessing fracture in press-formed part, and method for determining fracture countermeasure in press-formed part

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51133339U (https=) * 1975-04-17 1976-10-27
JPS51134363A (en) * 1975-05-19 1976-11-20 Aida Eng Ltd Precision bending method
DE3629270A1 (de) * 1985-09-10 1987-03-19 Volkswagen Ag Vorrichtung zum verschleissfreien formen masshaltiger blechbauteile mit zumindest annaehernd l-foermigem oder u-foermigem querschnitt aus blechzuschnitten oder blechteilen
AT389829B (de) * 1988-05-03 1990-02-12 Haemmerle Ag Verfahren zum biegen von blechstuecken mit hilfe einer biegeeinrichtung
DE9315577U1 (de) * 1993-10-08 1994-02-10 Wanzke, Manfred, 63843 Niedernberg Werkzeug zum Umformen von Blechteilen
JP3550941B2 (ja) * 1997-04-25 2004-08-04 トヨタ自動車株式会社 プレス曲げ方法及び装置
JP3550942B2 (ja) * 1997-05-08 2004-08-04 トヨタ自動車株式会社 プレス曲げ方法及び装置
DE50213246D1 (de) 2001-05-21 2009-03-12 Peter Schuele Vorrichtung zum biegen von profilen

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5127212A (ja) * 1974-08-21 1976-03-06 Hitachi Ltd Denkishaseigyosochi

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT390575B (de) * 1988-04-25 1990-05-25 Haemmerle Ag Verfahren zum biegen eines werkstueckes
GB2278795A (en) * 1993-06-12 1994-12-14 Douglas Roger Hawkey Apparatus and method for working materials
GB2278795B (en) * 1993-06-12 1996-10-02 Douglas Roger Hawkey Apparatus and method for working materials
RU2277989C2 (ru) * 2004-09-06 2006-06-20 Государственное Образовательное Учреждение Высшего Профессионального Образования "Омский Государственный Технический Университет" Способ изготовления г-образных деталей
US11633770B2 (en) 2015-11-03 2023-04-25 Ssab Technology Ab Bending method
EP3165297A1 (en) * 2015-11-03 2017-05-10 SSAB Technology AB Bending method
CN113056236A (zh) * 2018-11-08 2021-06-29 尼奥医疗公司 矫形杆弯曲器
US12076776B2 (en) 2019-06-28 2024-09-03 Kawasaki Jukogyo Kabushiki Kaisha Press brake and method of operating press brake
CN113790977A (zh) * 2021-08-10 2021-12-14 武汉钢铁有限公司 金属板材极限弯曲断裂应变测量方法
CN113790977B (zh) * 2021-08-10 2023-07-07 武汉钢铁有限公司 金属板材极限弯曲断裂应变测量方法
EP4420805A4 (en) * 2021-12-24 2025-02-12 JFE Steel Corporation Method for assessing fracture in press-formed part, and method for determining fracture countermeasure in press-formed part
CN114700395B (zh) * 2022-04-12 2024-01-09 山东荣煜环保科技有限公司 一种钢板圆环折弯设备
CN114700395A (zh) * 2022-04-12 2022-07-05 陕西中桥明智能科技有限公司 一种钢板圆环折弯设备

Also Published As

Publication number Publication date
SE414128B (sv) 1980-07-14
DE2461538A1 (de) 1975-07-03
DE2461538C3 (https=) 1979-10-31
SE7416333L (https=) 1975-06-30
JPS5095171A (https=) 1975-07-29
JPS5311273B2 (https=) 1978-04-20
DE2461538B2 (de) 1979-03-08

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19941223