EP0325947A3 - Progressive method and die for punched parts - Google Patents

Progressive method and die for punched parts Download PDF

Info

Publication number: EP0325947A3
Authority: EP; European Patent Office
Prior art keywords: die; progressive method; punched parts; punched; parts
Prior art date: 1988-01-27
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

EP19890100405

Other languages

German (de)

Other versions

EP0325947B1 (en

EP0325947A2 (en

Inventor

Reinhard Tusch

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.)

E Winkemann & Co KG GmbH

Original Assignee

E Winkemann & Co KG GmbH

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.)

1988-01-27

Filing date

1989-01-11

Publication date

1990-09-05

1989-01-11 Application filed by E Winkemann & Co KG GmbH filed Critical E Winkemann & Co KG GmbH

1989-08-02 Publication of EP0325947A2 publication Critical patent/EP0325947A2/en

1990-09-05 Publication of EP0325947A3 publication Critical patent/EP0325947A3/en

1992-05-20 Application granted granted Critical

1992-05-20 Publication of EP0325947B1 publication Critical patent/EP0325947B1/en

2009-01-11 Anticipated expiration legal-status Critical

Status Expired - Lifetime 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
- B21D53/00—Making other particular articles
- B21D53/16—Making other particular articles rings, e.g. barrel hoops
- 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
- B21D37/08—Dies with different parts for several steps in a process

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Punching Or Piercing (AREA)

EP19890100405 1988-01-27 1989-01-11 Progressive method and die for punched parts Expired - Lifetime EP0325947B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE3802247		1988-01-27
DE19883802247 DE3802247C1 (en)	1988-01-27	1988-01-27

Publications (3)

Publication Number	Publication Date
EP0325947A2 EP0325947A2 (en)	1989-08-02
EP0325947A3 true EP0325947A3 (en)	1990-09-05
EP0325947B1 EP0325947B1 (en)	1992-05-20

Family

ID=6346018

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP19890100405 Expired - Lifetime EP0325947B1 (en)	1988-01-27	1989-01-11	Progressive method and die for punched parts

Country Status (3)

Country	Link
EP (1)	EP0325947B1 (en)
DE (1)	DE3802247C1 (en)
ES (1)	ES2032056T3 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE19755104C2 (en) *	1997-12-11	2000-11-02	Freudenberg Carl Fa	Method of making a ring
AT502173B1 (en) *	2004-03-12	2007-02-15	Gassner Ges M B H & Co Kg	Process to perforate sheet metal panel by initial presentation of cutter to one side followed by action of press in reverse direction
US7308814B2 (en)	2005-10-13	2007-12-18	Gassner Ges.M.B.H. & Co Kg	Method for perforating a sheet
DE102012103167B4 (en)	2012-04-12	2018-08-02	BINDER tecsys GmbH	Method and device for reducing a puncture
DE102013217303A1 (en) *	2013-08-30	2015-03-05	Robert Bosch Gmbh	Punching grid for a premold sensor housing
FR3021565B1 (en)	2014-06-02	2017-01-13	Centre Technique Des Ind Mec	METHOD AND INSTALLATION FOR PROGRESSIVE TRANSFORMATION OF METALLIC STRIP MATERIAL
CH711646A1 (en) *	2015-10-14	2017-04-28	Hatebur Umformmaschinen Ag	Method and device for producing an annular shaped part.
DE102016107300A1 (en) *	2016-04-20	2017-10-26	Elringklinger Ag	Method for producing an intermediate plate mountable between housing parts of a control for pressure-medium-operated consumers and such an intermediate plate
FR3084602B1 (en) *	2018-07-31	2020-07-17	Precitechnique Dauphine	TOOLS OF A PRESSING MACHINE AND A METHOD OF STAMPING IMPLEMENTING SUCH TOOLS
CN112207202B (en) *	2020-10-20	2022-08-19	东风汽车零部件(集团)有限公司通用铸锻分公司	Upsetting-extruding forming method for conical check ring

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3724305A (en) *	1969-11-15	1973-04-03	K Kondo	Precision shearing method
DE2727445B1 (en) *	1977-06-18	1979-01-04	Lange Kurt Prof Dr Ing	Method and device for cutting out and / or perforating workpieces from metallic flat materials
US4477537A (en) *	1982-09-23	1984-10-16	Blase Tool And Manufacturing Co., Inc.	Method for producing burr-free blanks and the blanks produced thereby
EP0131770A1 (en) *	1983-07-08	1985-01-23	DAKO-Werkzeugfabriken David Kotthaus GmbH & Co. KG	Method of fine-cutting work pieces, and fine-cutting tool for carrying out the method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CH665367A5 (en) *	1984-09-17	1988-05-13	Feintool Ag	Eliminating material burr at edges of press-cut component - by at least one corrective cutting step on step-wise moving metal strip
CH669748A5 (en) *	1984-11-28	1989-04-14	Feintool Int Holding

1988
- 1988-01-27 DE DE19883802247 patent/DE3802247C1/de not_active Expired
1989
- 1989-01-11 ES ES89100405T patent/ES2032056T3/en not_active Expired - Lifetime
- 1989-01-11 EP EP19890100405 patent/EP0325947B1/en not_active Expired - Lifetime

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3724305A (en) *	1969-11-15	1973-04-03	K Kondo	Precision shearing method
DE2727445B1 (en) *	1977-06-18	1979-01-04	Lange Kurt Prof Dr Ing	Method and device for cutting out and / or perforating workpieces from metallic flat materials
US4477537A (en) *	1982-09-23	1984-10-16	Blase Tool And Manufacturing Co., Inc.	Method for producing burr-free blanks and the blanks produced thereby
EP0131770A1 (en) *	1983-07-08	1985-01-23	DAKO-Werkzeugfabriken David Kotthaus GmbH & Co. KG	Method of fine-cutting work pieces, and fine-cutting tool for carrying out the method

Also Published As

Publication number	Publication date
EP0325947B1 (en)	1992-05-20
ES2032056T3 (en)	1993-01-01
DE3802247C1 (en)	1989-05-18
EP0325947A2 (en)	1989-08-02

Legal Events

Date	Code	Title	Description
1989-06-17	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1989-08-02	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): ES FR GB IT
1990-07-17	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1990-09-05	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): ES FR GB IT
1991-03-06	17P	Request for examination filed	Effective date: 19901228
1991-12-18	17Q	First examination report despatched	Effective date: 19911105
1992-04-03	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1992-05-20	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): ES FR GB IT
1992-06-22	ITF	It: translation for a ep patent filed	Owner name: BARZANO' E ZANARDO MILANO S.P.A.
1992-07-01	GBT	Gb: translation of ep patent filed (gb section 77(6)(a)/1977)
1992-07-24	ET	Fr: translation filed
1993-01-01	REG	Reference to a national code	Ref country code: ES Ref legal event code: FG2A Ref document number: 2032056 Country of ref document: ES Kind code of ref document: T3
1993-03-25	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1993-03-25	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1993-05-12	26N	No opposition filed
2002-01-01	REG	Reference to a national code	Ref country code: GB Ref legal event code: IF02
2005-01-19	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 20050119 Year of fee payment: 17
2005-01-24	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: ES Payment date: 20050124 Year of fee payment: 17
2005-01-28	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: GB Payment date: 20050128 Year of fee payment: 17
2006-01-11	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20060111
2006-01-12	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: ES Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20060112
2006-01-31	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20060131
2006-01-31	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: IT Payment date: 20060131 Year of fee payment: 18
2006-09-27	GBPC	Gb: european patent ceased through non-payment of renewal fee	Effective date: 20060111
2006-12-08	REG	Reference to a national code	Ref country code: FR Ref legal event code: ST Effective date: 20060929
2007-04-16	REG	Reference to a national code	Ref country code: ES Ref legal event code: FD2A Effective date: 20060112
2009-09-30	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: IT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20070111

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