JPH0323250B2 - - Google Patents
Info
- Publication number
- JPH0323250B2 JPH0323250B2 JP11379787A JP11379787A JPH0323250B2 JP H0323250 B2 JPH0323250 B2 JP H0323250B2 JP 11379787 A JP11379787 A JP 11379787A JP 11379787 A JP11379787 A JP 11379787A JP H0323250 B2 JPH0323250 B2 JP H0323250B2
- Authority
- JP
- Japan
- Prior art keywords
- die
- punch
- forging
- spherical surfaces
- cylindrical
- 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.)
- Expired
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)
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 (es) | 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 (es) |
Families Citing this family (4)
| 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 |
| WO2019021551A1 (ja) | 2017-07-28 | 2019-01-31 | 日本精工株式会社 | 円柱状転動体製造用の金型装置、並びに、円柱状転動体の製造方法、転がり軸受の製造方法、車両の製造方法、および、機械装置の製造方法 |
-
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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