JPH0258016B2 - - Google Patents
Info
- Publication number
- JPH0258016B2 JPH0258016B2 JP901081A JP901081A JPH0258016B2 JP H0258016 B2 JPH0258016 B2 JP H0258016B2 JP 901081 A JP901081 A JP 901081A JP 901081 A JP901081 A JP 901081A JP H0258016 B2 JPH0258016 B2 JP H0258016B2
- Authority
- JP
- Japan
- Prior art keywords
- screw
- thread
- pitch
- slit
- small
- 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 18
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000013067 intermediate product Substances 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims 2
- 239000011295 pitch Substances 0.000 description 20
- 238000010586 diagram Methods 0.000 description 8
- 238000005096 rolling process Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 3
- 238000003672 processing method Methods 0.000 description 3
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002265 prevention 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
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H3/00—Making helical bodies or bodies having parts of helical shape
- B21H3/02—Making helical bodies or bodies having parts of helical shape external screw-threads ; Making dies for thread rolling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
- Transmission Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP901081A JPS57124538A (en) | 1981-01-26 | 1981-01-26 | Working and manufacturing method for screw with slit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP901081A JPS57124538A (en) | 1981-01-26 | 1981-01-26 | Working and manufacturing method for screw with slit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57124538A JPS57124538A (en) | 1982-08-03 |
| JPH0258016B2 true JPH0258016B2 (fr) | 1990-12-06 |
Family
ID=11708674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP901081A Granted JPS57124538A (en) | 1981-01-26 | 1981-01-26 | Working and manufacturing method for screw with slit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57124538A (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS635835A (ja) * | 1986-06-25 | 1988-01-11 | Nippon Tokushu Kizai Kk | 溝入り螺子の転造法および転造平ダイス |
| JPH0620668B2 (ja) * | 1986-04-11 | 1994-03-23 | 康知 能戸 | ねじ加工具 |
| JP4580061B2 (ja) * | 2000-05-09 | 2010-11-10 | ヤンマー株式会社 | 転造めねじ |
-
1981
- 1981-01-26 JP JP901081A patent/JPS57124538A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57124538A (en) | 1982-08-03 |
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