PL252464A1 - Device for simultaneously precisely cutting out external and internal contours in flat sheet metal - Google Patents

Device for simultaneously precisely cutting out external and internal contours in flat sheet metal

Info

Publication number
PL252464A1
PL252464A1 PL25246485A PL25246485A PL252464A1 PL 252464 A1 PL252464 A1 PL 252464A1 PL 25246485 A PL25246485 A PL 25246485A PL 25246485 A PL25246485 A PL 25246485A PL 252464 A1 PL252464 A1 PL 252464A1
Authority
PL
Poland
Prior art keywords
sheet metal
cutting out
flat sheet
out external
internal contours
Prior art date
Application number
PL25246485A
Inventor
Sandor Bric
Istvan Breitenstein
Original Assignee
Elektroakusztikai Gyar
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 Elektroakusztikai Gyar filed Critical Elektroakusztikai Gyar
Publication of PL252464A1 publication Critical patent/PL252464A1/en

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
    • B21D28/02—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)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Details Of Cutting Devices (AREA)
PL25246485A 1984-03-27 1985-03-20 Device for simultaneously precisely cutting out external and internal contours in flat sheet metal PL252464A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU120784A HU194077B (en) 1984-03-27 1984-03-27 Die for simultaneous fine shearing internal and external outlines

Publications (1)

Publication Number Publication Date
PL252464A1 true PL252464A1 (en) 1985-11-05

Family

ID=10953340

Family Applications (1)

Application Number Title Priority Date Filing Date
PL25246485A PL252464A1 (en) 1984-03-27 1985-03-20 Device for simultaneously precisely cutting out external and internal contours in flat sheet metal

Country Status (7)

Country Link
DD (1) DD231748A5 (en)
DE (1) DE3508172A1 (en)
ES (1) ES8605403A1 (en)
FR (1) FR2561954B3 (en)
HU (1) HU194077B (en)
PL (1) PL252464A1 (en)
SU (1) SU1311606A3 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002081116A1 (en) * 2001-04-06 2002-10-17 Adval Tech Holding Ag Method for burrless cutting of sheets
CN101698214B (en) * 2009-10-28 2012-05-23 吴江市双精轴承有限公司 Fixed bead ring diameter-punching die
CN102672027B (en) * 2012-04-12 2014-07-09 山东大学 Large board blanking system for hydraulic press
CN104338821A (en) * 2013-07-24 2015-02-11 北汽福田汽车股份有限公司 Die
CN103691798B (en) * 2013-12-13 2015-11-18 武汉华夏精冲技术有限公司 A kind ofly reduce smart stamping and to collapse the fine-punching formation method at angle
CN104707911A (en) * 2015-03-31 2015-06-17 湖南工业大学 Punching and blanking mold for small bracket
CN104741459A (en) * 2015-04-01 2015-07-01 湖南工业大学 Punching and blanking continuous die for tie rod support reinforcing plate
CN105921594B (en) * 2016-05-17 2018-03-27 中机精冲科技（福建）有限公司 A kind of big thickness of small scrap (bridge) bright and clean fine blanking die of optimization design
CN106003785A (en) * 2016-05-30 2016-10-12 湖州机床厂有限公司 Fine blanking hydraulic press and fine blanking hydraulic press control method
CN106862371A (en) * 2017-01-18 2017-06-20 滁州市新康达金属制品有限公司 A kind of mould and production method for preparing heater cover plate
CN107159776A (en) * 2017-06-28 2017-09-15 昆山申凌精密金属工业有限公司 A kind of blanking die
CN109848283A (en) * 2018-12-28 2019-06-07 武汉协和齿环有限公司 Copper synchro converter ring forging blank punch die and inside and outside overlap minimizing technology
CN111545627A (en) * 2020-05-11 2020-08-18 山东荣邦汽配有限公司 Brake block integrated into one piece device

Family Cites Families (4)

* 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
CH531377A (en) * 1968-04-11 1972-12-15 Kondo Kazuyoshi Cutting method and cutting tool for carrying out the same
US3739669A (en) * 1970-05-29 1973-06-19 Suzuki Motor Co Shearing press of opposing die type
HU169047B (en) * 1973-08-03 1976-09-28

Also Published As

Publication number Publication date
HU194077B (en) 1988-01-28
ES541626A0 (en) 1986-03-16
SU1311606A3 (en) 1987-05-15
DD231748A5 (en) 1986-01-08
FR2561954A1 (en) 1985-10-04
HUT35991A (en) 1985-08-28
ES8605403A1 (en) 1986-03-16
FR2561954B3 (en) 1986-06-27
DE3508172A1 (en) 1985-10-10

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