JPH0338929B2 - - Google Patents
Info
- Publication number
- JPH0338929B2 JPH0338929B2 JP8267786A JP8267786A JPH0338929B2 JP H0338929 B2 JPH0338929 B2 JP H0338929B2 JP 8267786 A JP8267786 A JP 8267786A JP 8267786 A JP8267786 A JP 8267786A JP H0338929 B2 JPH0338929 B2 JP H0338929B2
- Authority
- JP
- Japan
- Prior art keywords
- hole
- insert
- workpiece
- small diameter
- tip
- 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
- 238000005553 drilling Methods 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 14
- 238000003780 insertion Methods 0.000 claims description 13
- 230000037431 insertion Effects 0.000 claims description 13
- 238000004080 punching Methods 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 238000005452 bending Methods 0.000 description 5
- 238000003754 machining Methods 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 230000008094 contradictory effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/28—Perforating, i.e. punching holes in tubes or other hollow bodies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
- Punching Or Piercing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8267786A JPS62240116A (ja) | 1986-04-10 | 1986-04-10 | 有底穴を有するワ−クの壁部への小径孔穿孔方法および装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8267786A JPS62240116A (ja) | 1986-04-10 | 1986-04-10 | 有底穴を有するワ−クの壁部への小径孔穿孔方法および装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62240116A JPS62240116A (ja) | 1987-10-20 |
| JPH0338929B2 true JPH0338929B2 (enrdf_load_stackoverflow) | 1991-06-12 |
Family
ID=13781044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8267786A Granted JPS62240116A (ja) | 1986-04-10 | 1986-04-10 | 有底穴を有するワ−クの壁部への小径孔穿孔方法および装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62240116A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4908839B2 (ja) * | 2004-12-15 | 2012-04-04 | 榮蔵 上野 | ワーク周壁における貫通孔の穿設方法及び穿設装置 |
-
1986
- 1986-04-10 JP JP8267786A patent/JPS62240116A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62240116A (ja) | 1987-10-20 |