JP4543372B2 - 鋼管のねじ切削方法 - Google Patents
鋼管のねじ切削方法 Download PDFInfo
- Publication number
- JP4543372B2 JP4543372B2 JP2004136819A JP2004136819A JP4543372B2 JP 4543372 B2 JP4543372 B2 JP 4543372B2 JP 2004136819 A JP2004136819 A JP 2004136819A JP 2004136819 A JP2004136819 A JP 2004136819A JP 4543372 B2 JP4543372 B2 JP 4543372B2
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- cutting
- blade
- steel pipe
- cut
- chaser
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Description
S≦5.68×10−1×B−6.76×10−2×H−1.12×10−5×V2−1.68×10−2×C−5.82×10−1 ・・・(1)
0.2×B≦r≦0.5×B ・・・(2)
換言すれば、式(1)の右辺で計算される値を上限とした平均切削面積Sで切削することを特徴としている。
S≦5.68×10−1×B−6.76×10−2×H−1.12×10−5×V2−1.68×10−2×C−5.82×10−1 ・・・(1)
0.2×B≦r≦0.5×B ・・・(2)
C1、C2・・・刃部
P・・・鋼管
Claims (2)
- ねじを切削するための複数の刃部が設けられたチェザーを用いて鋼管をねじ切削する方法であって、
刃部の平均切削面積をS(mm2)、仕上げ切削用刃部の幅をB(mm)、仕上げ切削用刃部の高さをH(mm)、切削速度をV(m/min)、被切削鋼管のCr含有量をC(%)とした場合、以下の式(1)を満足する条件で切削することを特徴とする鋼管のねじ切削方法。
S≦5.68×10−1×B−6.76×10−2×H−1.12×10−5×V2−1.68×10−2×C−5.82×10−1 ・・・(1) - チェザーに設けられた複数の刃部の内、切削方向から見た最初の切削用刃部の刃先コーナー部の曲率半径をr(mm)とした場合、以下の式(2)を満足するチェザーで切削することを特徴とする請求項1に記載の鋼管のねじ切削方法。
0.2×B≦r≦0.5×B ・・・(2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004136819A JP4543372B2 (ja) | 2004-04-30 | 2004-04-30 | 鋼管のねじ切削方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004136819A JP4543372B2 (ja) | 2004-04-30 | 2004-04-30 | 鋼管のねじ切削方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2005313306A JP2005313306A (ja) | 2005-11-10 |
| JP4543372B2 true JP4543372B2 (ja) | 2010-09-15 |
Family
ID=35441256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004136819A Expired - Fee Related JP4543372B2 (ja) | 2004-04-30 | 2004-04-30 | 鋼管のねじ切削方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4543372B2 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103406607A (zh) * | 2013-03-21 | 2013-11-27 | 昆山华辰精密工具有限公司 | 一种双面刃偏梯螺纹梳刀片 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6597038B2 (ja) * | 2015-08-07 | 2019-10-30 | 日本製鉄株式会社 | 継目無鋼管の切削加工方法 |
| JP6801207B2 (ja) * | 2016-03-24 | 2020-12-16 | 日本製鉄株式会社 | 継目無鋼管の外削加工方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58154021U (ja) * | 1982-04-06 | 1983-10-14 | 東芝タンガロイ株式会社 | ねじ切り工具 |
| JPS60197317A (ja) * | 1984-03-15 | 1985-10-05 | Sumitomo Metal Ind Ltd | 高合金油井管のねじ切削方法 |
| JPH056017Y2 (ja) * | 1989-01-24 | 1993-02-17 | ||
| JPH0326434U (ja) * | 1989-01-24 | 1991-03-18 | ||
| JPH10249643A (ja) * | 1997-03-17 | 1998-09-22 | Sumitomo Metal Ind Ltd | 鋼管テーパーねじ切削方法 |
| AT2462U1 (de) * | 1997-11-04 | 1998-11-25 | Plansee Tizit Gmbh | Verfahren zur herstellung eines schneideinsatzes zum gewindeschneiden |
| JP3669150B2 (ja) * | 1998-05-20 | 2005-07-06 | 住友金属工業株式会社 | チェザーによる鋼管のねじ切削方法及びチェザー |
| JP3685242B2 (ja) * | 1999-07-19 | 2005-08-17 | 住友金属工業株式会社 | テーパ付角形ねじの切削加工方法 |
-
2004
- 2004-04-30 JP JP2004136819A patent/JP4543372B2/ja not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103406607A (zh) * | 2013-03-21 | 2013-11-27 | 昆山华辰精密工具有限公司 | 一种双面刃偏梯螺纹梳刀片 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005313306A (ja) | 2005-11-10 |
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