EP3590621A4 - Die cam unit provided with auxiliary return device - Google Patents

Die cam unit provided with auxiliary return device Download PDF

Info

Publication number
EP3590621A4
EP3590621A4 EP17866374.6A EP17866374A EP3590621A4 EP 3590621 A4 EP3590621 A4 EP 3590621A4 EP 17866374 A EP17866374 A EP 17866374A EP 3590621 A4 EP3590621 A4 EP 3590621A4
Authority
EP
European Patent Office
Prior art keywords
unit provided
return device
cam unit
auxiliary return
die cam
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.)
Withdrawn
Application number
EP17866374.6A
Other languages
German (de)
French (fr)
Other versions
EP3590621A1 (en
Inventor
Yoon Sun Lee
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP3590621A1 publication Critical patent/EP3590621A1/en
Publication of EP3590621A4 publication Critical patent/EP3590621A4/en
Withdrawn legal-status Critical Current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
    • B21D28/32—Perforating, i.e. punching holes in other articles of special shape
    • B21D28/325—Perforating, i.e. punching holes in other articles of special shape using cam or wedge mechanisms, e.g. aerial cams
    • 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
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
    • B30B1/40—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by wedge means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mounting, Exchange, And Manufacturing Of Dies (AREA)
EP17866374.6A 2017-03-03 2017-03-03 Die cam unit provided with auxiliary return device Withdrawn EP3590621A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2017/002311 WO2018159884A1 (en) 2017-03-03 2017-03-03 Die cam unit provided with auxiliary return device

Publications (2)

Publication Number Publication Date
EP3590621A1 EP3590621A1 (en) 2020-01-08
EP3590621A4 true EP3590621A4 (en) 2020-11-04

Family

ID=63370997

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17866374.6A Withdrawn EP3590621A4 (en) 2017-03-03 2017-03-03 Die cam unit provided with auxiliary return device

Country Status (2)

Country Link
EP (1) EP3590621A4 (en)
WO (1) WO2018159884A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109465330A (en) * 2018-12-04 2019-03-15 北京汽车股份有限公司 The side blow holes mechanism of stamping die
CN115709244B (en) * 2022-11-09 2023-06-09 珠海信城智能制造有限公司 Hierarchical separation type forming die with automatic demolding function

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000326023A (en) * 1999-05-20 2000-11-28 Sankyo Oilless Industry Inc Cam unit
KR100353911B1 (en) * 2000-08-24 2002-09-27 현대자동차주식회사 Device for adjusting hight of buckle for automobile
JP2004237320A (en) * 2003-02-06 2004-08-26 Sankyo Oilless Industry Inc Return mechanism of cam slider
JP4922888B2 (en) * 2007-10-02 2012-04-25 三協オイルレス工業株式会社 Cam device
JP2012071312A (en) * 2010-09-27 2012-04-12 Suzuki Motor Corp Cam device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *

Also Published As

Publication number Publication date
EP3590621A1 (en) 2020-01-08
WO2018159884A1 (en) 2018-09-07

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