JPS5832525A - 曲げ加工用金型 - Google Patents

曲げ加工用金型

Info

Publication number
JPS5832525A
JPS5832525A JP12959681A JP12959681A JPS5832525A JP S5832525 A JPS5832525 A JP S5832525A JP 12959681 A JP12959681 A JP 12959681A JP 12959681 A JP12959681 A JP 12959681A JP S5832525 A JPS5832525 A JP S5832525A
Authority
JP
Japan
Prior art keywords
groove
protective film
lower die
plate
thin metallic
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.)
Granted
Application number
JP12959681A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0256163B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Haruyoshi Harada
原田　東伊
Takeshi Yageta
八下田　武
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.)
Tokyo Sanyo Electric Co Ltd
Sanyo Electric Co Ltd
Sanyo Denki Co Ltd
Original Assignee
Tokyo Sanyo Electric Co Ltd
Sanyo Electric Co Ltd
Sanyo Denki Co 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 Tokyo Sanyo Electric Co Ltd, Sanyo Electric Co Ltd, Sanyo Denki Co Ltd filed Critical Tokyo Sanyo Electric Co Ltd
Priority to JP12959681A priority Critical patent/JPS5832525A/ja
Publication of JPS5832525A publication Critical patent/JPS5832525A/ja
Publication of JPH0256163B2 publication Critical patent/JPH0256163B2/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
JP12959681A 1981-08-19 1981-08-19 曲げ加工用金型 Granted JPS5832525A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12959681A JPS5832525A (ja) 1981-08-19 1981-08-19 曲げ加工用金型

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12959681A JPS5832525A (ja) 1981-08-19 1981-08-19 曲げ加工用金型

Publications (2)

Publication Number Publication Date
JPS5832525A true JPS5832525A (ja) 1983-02-25
JPH0256163B2 JPH0256163B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-11-29

Family

ID=15013353

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12959681A Granted JPS5832525A (ja) 1981-08-19 1981-08-19 曲げ加工用金型

Country Status (1)

Country Link
JP (1) JPS5832525A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995024282A1 (en) * 1994-03-09 1995-09-14 Inneract Inc. Markless press brake material protector

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9225620D0 (en) * 1992-12-08 1993-01-27 Exxon Chemical Patents Inc Improvements in and relating to nitrogen-containing compounds
JP3006601U (ja) * 1994-07-13 1995-01-31 富廣 金子 計量蓋付き容器

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995024282A1 (en) * 1994-03-09 1995-09-14 Inneract Inc. Markless press brake material protector
US5542282A (en) * 1994-03-09 1996-08-06 Inner Act, Inc. Markless press brake material protector
US5887475A (en) * 1994-03-09 1999-03-30 Muldner; James Scott Material for protecting sheet metal during the sheet metal forming process

Also Published As

Publication number Publication date
JPH0256163B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-11-29

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