JPS625697B2 - - Google Patents
Info
- Publication number
- JPS625697B2 JPS625697B2 JP2937782A JP2937782A JPS625697B2 JP S625697 B2 JPS625697 B2 JP S625697B2 JP 2937782 A JP2937782 A JP 2937782A JP 2937782 A JP2937782 A JP 2937782A JP S625697 B2 JPS625697 B2 JP S625697B2
- Authority
- JP
- Japan
- Prior art keywords
- diameter
- forging
- punch
- cavity
- hole
- 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 8
- 239000000463 material Substances 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000005242 forging Methods 0.000 description 41
- 238000010079 rubber tapping Methods 0.000 description 3
- 238000009966 trimming Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
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
- B21K21/00—Making hollow articles not covered by a single preceding sub-group
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2937782A JPS58145326A (ja) | 1982-02-24 | 1982-02-24 | 狭窄溝を設けた有孔部品の製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2937782A JPS58145326A (ja) | 1982-02-24 | 1982-02-24 | 狭窄溝を設けた有孔部品の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58145326A JPS58145326A (ja) | 1983-08-30 |
JPS625697B2 true JPS625697B2 (de) | 1987-02-06 |
Family
ID=12274452
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2937782A Granted JPS58145326A (ja) | 1982-02-24 | 1982-02-24 | 狭窄溝を設けた有孔部品の製造方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58145326A (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60187442A (ja) * | 1984-02-17 | 1985-09-24 | Honda Motor Co Ltd | 研磨逃げ内径を有する有底筒体の製造方法 |
JPS6427735A (en) * | 1987-07-22 | 1989-01-30 | Nitto Kohki Co | Heading method for hollow part |
DE4401530B4 (de) * | 1994-01-20 | 2006-02-09 | Ina-Schaeffler Kg | Fließgepreßte Schnappstufe |
JP4804293B2 (ja) * | 2005-09-16 | 2011-11-02 | 本田技研工業株式会社 | アンダカット部を有する成形品の製造方法 |
CN101262965B (zh) * | 2005-09-16 | 2011-04-13 | 本田技研工业株式会社 | 制造具有侧凹部成型品的方法及用于该方法的锻造成型装置 |
JP5239933B2 (ja) * | 2009-02-20 | 2013-07-17 | 日本精工株式会社 | 金属製リング状部品の製造方法 |
JP5545350B2 (ja) * | 2012-12-14 | 2014-07-09 | 日本精工株式会社 | 金属製部品の塑性加工装置 |
-
1982
- 1982-02-24 JP JP2937782A patent/JPS58145326A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS58145326A (ja) | 1983-08-30 |
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