JPH0469013B2 - - Google Patents

Info

Publication number
JPH0469013B2
JPH0469013B2 JP11517483A JP11517483A JPH0469013B2 JP H0469013 B2 JPH0469013 B2 JP H0469013B2 JP 11517483 A JP11517483 A JP 11517483A JP 11517483 A JP11517483 A JP 11517483A JP H0469013 B2 JPH0469013 B2 JP H0469013B2
Authority
JP
Japan
Prior art keywords
mold
roll
molds
old
new
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
JP11517483A
Other languages
English (en)
Japanese (ja)
Other versions
JPS609522A (ja
Inventor
Seiichi Nakajima
Masaharu Kamioka
Tetsumi Kondo
Masamichi Takahashi
Tetsuo Tanabe
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
Nippon 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 Nippon Steel Corp filed Critical Nippon Steel Corp
Priority to JP11517483A priority Critical patent/JPS609522A/ja
Publication of JPS609522A publication Critical patent/JPS609522A/ja
Publication of JPH0469013B2 publication Critical patent/JPH0469013B2/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
    • B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
    • B21D5/0209—Tools therefor
    • B21D5/0254—Tool exchanging
    • 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
    • B21D37/14—Particular arrangements for handling and holding in place complete dies

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Mounting, Exchange, And Manufacturing Of Dies (AREA)
JP11517483A 1983-06-28 1983-06-28 Ｕｏ鋼管のｃプレス成形用金型交換法及び装置 Granted JPS609522A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11517483A JPS609522A (ja) 1983-06-28 1983-06-28 Ｕｏ鋼管のｃプレス成形用金型交換法及び装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11517483A JPS609522A (ja) 1983-06-28 1983-06-28 Ｕｏ鋼管のｃプレス成形用金型交換法及び装置

Publications (2)

Publication Number Publication Date
JPS609522A JPS609522A (ja) 1985-01-18
JPH0469013B2 true JPH0469013B2 (cs) 1992-11-05

Family

ID=14656174

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11517483A Granted JPS609522A (ja) 1983-06-28 1983-06-28 Ｕｏ鋼管のｃプレス成形用金型交換法及び装置

Country Status (1)

Country Link
JP (1) JPS609522A (cs)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4043674B2 (ja) 1999-11-18 2008-02-06 日東電工株式会社 通気キャップおよびそれを用いた屋外用ランプ，自動車用ランプならびに自動車用電装部品
JP4836677B2 (ja) 2005-08-24 2011-12-14 日東電工株式会社 通気部材

Also Published As

Publication number Publication date
JPS609522A (ja) 1985-01-18

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