DE69613261T2 - Punching device for hole processing - Google Patents

Punching device for hole processing

Info

Publication number
DE69613261T2
DE69613261T2 DE1996613261 DE69613261T DE69613261T2 DE 69613261 T2 DE69613261 T2 DE 69613261T2 DE 1996613261 DE1996613261 DE 1996613261 DE 69613261 T DE69613261 T DE 69613261T DE 69613261 T2 DE69613261 T2 DE 69613261T2
Authority
DE
Germany
Prior art keywords
punching device
hole processing
hole
processing
punching
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
DE1996613261
Other languages
German (de)
Other versions
DE69613261D1 (en
Inventor
Masami Iwamoto
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.)
Amada Co Ltd
Original Assignee
Amada 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 Amada Co Ltd filed Critical Amada Co Ltd
Application granted granted Critical
Publication of DE69613261D1 publication Critical patent/DE69613261D1/en
Publication of DE69613261T2 publication Critical patent/DE69613261T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B21D28/00—Shaping by press-cutting; Perforating
    • B21D28/24—Perforating, i.e. punching holes
    • B21D28/34—Perforating tools; Die holders
    • 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
    • B21D28/00—Shaping by press-cutting; Perforating
    • B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
    • B21D28/16—Shoulder or burr prevention, e.g. fine-blanking

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Punching Or Piercing (AREA)
DE1996613261 1995-03-28 1996-03-28 Punching device for hole processing Expired - Fee Related DE69613261T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6947095A JPH08267158A (en) 1995-03-28 1995-03-28 Die

Publications (2)

Publication Number Publication Date
DE69613261D1 DE69613261D1 (en) 2001-07-19
DE69613261T2 true DE69613261T2 (en) 2002-06-13

Family

ID=13403598

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1996613261 Expired - Fee Related DE69613261T2 (en) 1995-03-28 1996-03-28 Punching device for hole processing

Country Status (3)

Country Link
EP (1) EP0734799B1 (en)
JP (1) JPH08267158A (en)
DE (1) DE69613261T2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002018793A (en) * 2000-06-30 2002-01-22 Elna Co Ltd Punching method for printed wiring board and printed wiring board
JP5732230B2 (en) * 2010-11-01 2015-06-10 ユニプレス株式会社 Punching method and mold
EP2610019A1 (en) 2011-12-28 2013-07-03 TRUMPF Werkzeugmaschinen GmbH + Co. KG Tool die for a tool unit
JP2014050889A (en) * 2013-10-18 2014-03-20 Unipres Corp Clutch drum for automobile transmission
JP2019063845A (en) * 2017-10-04 2019-04-25 トヨタ自動車株式会社 Rotor core manufacturing method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1169404B (en) * 1959-09-02 1964-05-06 Kienzle Apparate Gmbh Tool for punching sheet metal
JPS61195719A (en) * 1985-02-25 1986-08-30 Matsushita Electric Works Ltd Production of punched product
JPS6272438A (en) * 1985-09-25 1987-04-03 Hitachi Ltd Working device for punching plate material
JPS63101029A (en) * 1986-10-17 1988-05-06 Takiron Co Ltd Manufacture of punching plate
JPH03275224A (en) * 1990-03-23 1991-12-05 Hitachi Cable Ltd Method for blanking lead frame by progressive dies

Also Published As

Publication number Publication date
DE69613261D1 (en) 2001-07-19
EP0734799A2 (en) 1996-10-02
JPH08267158A (en) 1996-10-15
EP0734799A3 (en) 1997-04-16
EP0734799B1 (en) 2001-06-13

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: AMADA CO., LTD., ISEHARA, KANAGAWA, JP

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee