EP0870559A2 - Vorrichtung zur Herstellung eines kugelförmigen Elements für den Kopf eines Kugelgelenks - Google Patents

Vorrichtung zur Herstellung eines kugelförmigen Elements für den Kopf eines Kugelgelenks Download PDF

Info

Publication number: EP0870559A2
Authority: EP; European Patent Office
Prior art keywords: station; cold forming; workpiece; shearing; extraction
Prior art date: 1997-04-08
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn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

EP98106366A

Other languages

English (en)

French (fr)

Other versions

EP0870559A3 (de

Inventor

Innocenzo Triolo

Claudio Salerno

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.)

Chiavette Unificate SRL

Original Assignee

Chiavette Unificate SRL

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.)

1997-04-08

Filing date

1998-04-07

Publication date

1998-10-14

1998-04-07 Application filed by Chiavette Unificate SRL filed Critical Chiavette Unificate SRL

1998-10-14 Publication of EP0870559A2 publication Critical patent/EP0870559A2/de

1999-06-09 Publication of EP0870559A3 publication Critical patent/EP0870559A3/de

Status Withdrawn legal-status Critical Current

Links

238000010008 shearing Methods 0.000 claims abstract description 16
239000002184 metal Substances 0.000 claims abstract description 11
238000005520 cutting process Methods 0.000 claims abstract description 7
238000000605 extraction Methods 0.000 claims description 12
239000002699 waste material Substances 0.000 claims description 5
230000000750 progressive effect Effects 0.000 claims 2
241000309551 Arthraxon hispidus Species 0.000 abstract description 2
239000000463 material Substances 0.000 description 8
238000004519 manufacturing process Methods 0.000 description 6
230000000694 effects Effects 0.000 description 4
229910000831 Steel Inorganic materials 0.000 description 3
238000003754 machining Methods 0.000 description 3
239000010959 steel Substances 0.000 description 3
230000000717 retained effect Effects 0.000 description 2
238000005482 strain hardening Methods 0.000 description 2
239000003831 antifriction material Substances 0.000 description 1
210000000080 chela (arthropods) Anatomy 0.000 description 1
230000007547 defect Effects 0.000 description 1
238000007599 discharging Methods 0.000 description 1
238000012423 maintenance Methods 0.000 description 1
230000008092 positive effect Effects 0.000 description 1
238000011084 recovery Methods 0.000 description 1
125000006850 spacer group Chemical group 0.000 description 1

Images

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K1/00—Making machine elements
- B21K1/76—Making machine elements elements not mentioned in one of the preceding groups
- B21K1/766—Connecting rods
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K1/00—Making machine elements
- B21K1/02—Making machine elements balls, rolls, or rollers, e.g. for bearings

Definitions

the present invention relates to apparatus for the production of a ball element for the head of a ball joint, the ball element being provided with a central through hole.
the apparatus is characterised in that it comprises:
the element 2 is located in the space between the two units 41, 42 which comprise this station 40, supported by the extraction bush 44.

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Forging (AREA)
Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Slide Fasteners, Snap Fasteners, And Hook Fasteners (AREA)
Joining Of Building Structures In Genera (AREA)

EP98106366A 1997-04-08 1998-04-07 Vorrichtung zur Herstellung eines kugelförmigen Elements für den Kopf eines Kugelgelenks Withdrawn EP0870559A3 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
ITBO970209		1997-04-08
IT97BO000209A IT1292849B1 (it)	1997-04-08	1997-04-08	Impianto per la realizzazione di un elemento sferico per una testa a snodo.

Publications (2)

Publication Number	Publication Date
EP0870559A2 true EP0870559A2 (de)	1998-10-14
EP0870559A3 EP0870559A3 (de)	1999-06-09

Family

ID=11342185

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP98106366A Withdrawn EP0870559A3 (de)	1997-04-08	1998-04-07	Vorrichtung zur Herstellung eines kugelförmigen Elements für den Kopf eines Kugelgelenks

Country Status (2)

Country	Link
EP (1)	EP0870559A3 (de)
IT (1)	IT1292849B1 (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2005106263A1 (de) *	2004-05-04	2005-11-10	Zf Friedrichshafen Ag	Kugelelement für zweiteiligen kugelzapfen und herstellungsverfahren
CN112743020A (zh) *	2020-12-09	2021-05-04	贵阳万江航空机电有限公司	一种用冷镦工艺加工细长孔零件的方法
CN114932185A (zh) *	2022-05-06	2022-08-23	丽水市荣威纳轴承有限公司	空心球冷墩工艺

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2384567A1 (fr) *	1977-01-07	1978-10-20	Perrier Jean	Procede de fabrication d'elements de liaison ou d'articulation
FR2456573A1 (fr) *	1979-05-15	1980-12-12	Msp Ind	Procede et dispositif de matricage de chapeaux de bielle
FR2537902A1 (fr) *	1982-12-16	1984-06-22	Yoneda Ushin	Fabrication de molettes rotatives d'allumage de pierres a briquet
DE3345280A1 (de) *	1983-12-14	1985-06-20	Wittke, Manfred, 5805 Breckerfeld	Verfahren zur kaltformung von quasisymmetrischen metallischen werkstuecken
JPS6427735A (en) *	1987-07-22	1989-01-30	Nitto Kohki Co	Heading method for hollow part
US5129251A (en) *	1987-08-14	1992-07-14	Usui Kokusai Sangyo Kaisha Ltd.	Manufacturing process for end fitting for eye joint
IT1260621B (it) *	1993-03-05	1996-04-22		Metodo ed impianto per la realizzazione di un elemento metallico per uno snodo, in particolare uno snodo sferico.

1997
- 1997-04-08 IT IT97BO000209A patent/IT1292849B1/it active IP Right Grant
1998
- 1998-04-07 EP EP98106366A patent/EP0870559A3/de not_active Withdrawn

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2005106263A1 (de) *	2004-05-04	2005-11-10	Zf Friedrichshafen Ag	Kugelelement für zweiteiligen kugelzapfen und herstellungsverfahren
CN112743020A (zh) *	2020-12-09	2021-05-04	贵阳万江航空机电有限公司	一种用冷镦工艺加工细长孔零件的方法
CN112743020B (zh) *	2020-12-09	2022-11-15	贵阳万江航空机电有限公司	一种用冷镦工艺加工细长孔零件的方法
CN114932185A (zh) *	2022-05-06	2022-08-23	丽水市荣威纳轴承有限公司	空心球冷墩工艺
CN114932185B (zh) *	2022-05-06	2023-03-10	丽水市荣威纳轴承有限公司	空心球冷墩工艺

Also Published As

Publication number	Publication date
EP0870559A3 (de)	1999-06-09
ITBO970209A0 (it)	1997-04-08
IT1292849B1 (it)	1999-02-11
ITBO970209A1 (it)	1998-10-08

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Legal Events

Date	Code	Title	Description
1998-08-28	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
1998-10-14	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): DE ES FR GB SE
1998-10-14	AX	Request for extension of the european patent	Free format text: AL;LT;LV;MK;RO;SI
1999-04-23	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1999-06-09	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
1999-06-09	AX	Request for extension of the european patent	Free format text: AL;LT;LV;MK;RO;SI
2000-02-23	AKX	Designation fees paid	Free format text: DE ES FR GB SE
2000-03-29	17P	Request for examination filed	Effective date: 19991210
2000-06-14	R17P	Request for examination filed (corrected)	Effective date: 19991209
2001-12-12	17Q	First examination report despatched	Effective date: 20011026
2002-07-26	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2002-09-11	18D	Application deemed to be withdrawn	Effective date: 20020306