JPH0323250B2 - - Google Patents

Info

Publication number: JPH0323250B2
Authority: JP; Japan
Prior art keywords: die; punch; forging; spherical surfaces; cylindrical
Prior art date: 1987-05-11
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

Application number

JP11379787A

Other languages

English (en)

Japanese (ja)

Other versions

JPS63278629A (ja

Inventor

Hidenari Matsuda

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.)

Sakamura Machinery Co Ltd

Original Assignee

Sakamura Machinery 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.)

1987-05-11

Filing date

1987-05-11

Publication date

1991-03-28

1987-05-11 Application filed by Sakamura Machinery Co Ltd filed Critical Sakamura Machinery Co Ltd

1987-05-11 Priority to JP11379787A priority Critical patent/JPS63278629A/ja

1988-11-16 Publication of JPS63278629A publication Critical patent/JPS63278629A/ja

1991-03-28 Publication of JPH0323250B2 publication Critical patent/JPH0323250B2/ja

Status Granted legal-status Critical Current

Links

238000000034 method Methods 0.000 claims description 20
238000005242 forging Methods 0.000 claims description 15
239000000463 material Substances 0.000 claims description 8
239000007769 metal material Substances 0.000 claims description 8
238000007730 finishing process Methods 0.000 claims description 6
238000004080 punching Methods 0.000 claims description 5
238000004519 manufacturing process Methods 0.000 claims description 3
239000002184 metal Substances 0.000 claims description 3
230000005540 biological transmission Effects 0.000 description 3
238000005520 cutting process Methods 0.000 description 3
230000000694 effects Effects 0.000 description 2
FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 description 1
229910000831 Steel Inorganic materials 0.000 description 1
230000002452 interceptive effect Effects 0.000 description 1
230000007246 mechanism Effects 0.000 description 1
238000003825 pressing Methods 0.000 description 1
239000010959 steel Substances 0.000 description 1

Landscapes

Rolling Contact Bearings (AREA)
Forging (AREA)

JP11379787A 1987-05-11 1987-05-11 両端に球面をもつ円柱製品の圧造方法及び装置 Granted JPS63278629A (ja)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
JP11379787A JPS63278629A (ja)	1987-05-11	1987-05-11	両端に球面をもつ円柱製品の圧造方法及び装置

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP11379787A JPS63278629A (ja)	1987-05-11	1987-05-11	両端に球面をもつ円柱製品の圧造方法及び装置

Publications (2)

Publication Number	Publication Date
JPS63278629A JPS63278629A (ja)	1988-11-16
JPH0323250B2 true JPH0323250B2 (fr)	1991-03-28

Family

ID=14621322

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP11379787A Granted JPS63278629A (ja)	1987-05-11	1987-05-11	両端に球面をもつ円柱製品の圧造方法及び装置

Country Status (1)

Country	Link
JP (1)	JPS63278629A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US7377042B2 (en) *	2004-07-13	2008-05-27	National Machinery Llc	Method of cold-forming near net shape metal roller blanks for anti-friction bearings
JP4840085B2 (ja) *	2006-11-02	2011-12-21	日本精工株式会社	円すいころの製造方法
JP5446308B2 (ja) *	2009-02-17	2014-03-19	三菱マテリアル株式会社	めっき用銅材及び銅めっき材の製造方法
EP3628413B1 (fr)	2017-07-28	2021-11-24	NSK Ltd.	Dispositif de moule pour fabriquer un élément roulant cylindrique, méthode de fabrication d'élément roulant cylindrique, méthode de fabrication de roulement, méthode de fabrication de véhicule et méthode de fabrication d'appareil mécanique

1987
- 1987-05-11 JP JP11379787A patent/JPS63278629A/ja active Granted

Also Published As

Publication number	Publication date
JPS63278629A (ja)	1988-11-16

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