JPH0120929B2 - - Google Patents

Info

Publication number
JPH0120929B2
JPH0120929B2 JP56187336A JP18733681A JPH0120929B2 JP H0120929 B2 JPH0120929 B2 JP H0120929B2 JP 56187336 A JP56187336 A JP 56187336A JP 18733681 A JP18733681 A JP 18733681A JP H0120929 B2 JPH0120929 B2 JP H0120929B2
Authority
JP
Japan
Prior art keywords
forming
roll
longitudinal direction
defects
residual stress
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
JP56187336A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5890320A (ja
Inventor
Yutaka Hayashi
Masaru Takatani
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.)
Nippon Steel Corp
Original Assignee
Sumitomo Metal 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 Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Priority to JP18733681A priority Critical patent/JPS5890320A/ja
Publication of JPS5890320A publication Critical patent/JPS5890320A/ja
Publication of JPH0120929B2 publication Critical patent/JPH0120929B2/ja
Granted 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
    • B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
    • B21D5/08—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles making use of forming-rollers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
JP18733681A 1981-11-20 1981-11-20 ロ−ル成形における捩り欠陥防止方法 Granted JPS5890320A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18733681A JPS5890320A (ja) 1981-11-20 1981-11-20 ロ−ル成形における捩り欠陥防止方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18733681A JPS5890320A (ja) 1981-11-20 1981-11-20 ロ−ル成形における捩り欠陥防止方法

Publications (2)

Publication Number Publication Date
JPS5890320A JPS5890320A (ja) 1983-05-30
JPH0120929B2 true JPH0120929B2 (fr) 1989-04-19

Family

ID=16204210

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18733681A Granted JPS5890320A (ja) 1981-11-20 1981-11-20 ロ−ル成形における捩り欠陥防止方法

Country Status (1)

Country Link
JP (1) JPS5890320A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008050366B4 (de) * 2008-10-02 2010-06-17 Data M Sheet Metal Solutions Gmbh System zum Kaltwalzprofilieren von Profilen mit veränderlichem Querschnitt
JP5570070B2 (ja) * 2010-12-28 2014-08-13 京セラドキュメントソリューションズ株式会社 板金フレーム及びそれを備えた電子機器
US10245864B2 (en) 2010-12-28 2019-04-02 Kyocera Document Solutions Inc. Method of manufacturing a sheet metal frame

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5666321A (en) * 1979-10-31 1981-06-04 Sumitomo Metal Ind Ltd Roll forming method

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5666321A (en) * 1979-10-31 1981-06-04 Sumitomo Metal Ind Ltd Roll forming method

Also Published As

Publication number Publication date
JPS5890320A (ja) 1983-05-30

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