JPH0462813B2 - - Google Patents
Info
- Publication number
- JPH0462813B2 JPH0462813B2 JP24487384A JP24487384A JPH0462813B2 JP H0462813 B2 JPH0462813 B2 JP H0462813B2 JP 24487384 A JP24487384 A JP 24487384A JP 24487384 A JP24487384 A JP 24487384A JP H0462813 B2 JPH0462813 B2 JP H0462813B2
- Authority
- JP
- Japan
- Prior art keywords
- punch
- pin hole
- split pin
- diameter portion
- recess
- 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
- 238000004080 punching Methods 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 13
- 238000003754 machining Methods 0.000 claims description 9
- 230000000452 restraining effect Effects 0.000 description 7
- 238000005553 drilling Methods 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000003672 processing method Methods 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Landscapes
- Forging (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP24487384A JPS61180638A (ja) | 1984-11-20 | 1984-11-20 | ボルト類の割りピン穴加工方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP24487384A JPS61180638A (ja) | 1984-11-20 | 1984-11-20 | ボルト類の割りピン穴加工方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61180638A JPS61180638A (ja) | 1986-08-13 |
JPH0462813B2 true JPH0462813B2 (enrdf_load_stackoverflow) | 1992-10-07 |
Family
ID=17125267
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP24487384A Granted JPS61180638A (ja) | 1984-11-20 | 1984-11-20 | ボルト類の割りピン穴加工方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61180638A (enrdf_load_stackoverflow) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105436296B (zh) * | 2015-12-30 | 2017-11-03 | 中车眉山车辆有限公司 | 一种铁路货车扁孔圆销在曲柄压力机上冲孔的工装 |
-
1984
- 1984-11-20 JP JP24487384A patent/JPS61180638A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS61180638A (ja) | 1986-08-13 |