JPS63184617U - - Google Patents
Info
- Publication number
- JPS63184617U JPS63184617U JP7448387U JP7448387U JPS63184617U JP S63184617 U JPS63184617 U JP S63184617U JP 7448387 U JP7448387 U JP 7448387U JP 7448387 U JP7448387 U JP 7448387U JP S63184617 U JPS63184617 U JP S63184617U
- Authority
- JP
- Japan
- Prior art keywords
- forming surface
- butt
- fin
- pass roll
- steel strip
- 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.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 2
- 239000011324 bead Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Bending Of Plates, Rods, And Pipes (AREA)
Description
第１図は、本考案に係るフインパスロールのフ
インの形状を示す正面図、第２図は、本考案の実
施例を模式的に示す正面図、第３図は、管外径Ｄ
と突き合わせ面長さｔ１との関係を示す特性図、
第４図は、電縫鋼管の製造工程を模式的に示す側
面図、第５〜７図は、従来例を模式的に示す正面
図である。
１……鋼帯、２……内面ビード切削治具、６…
…フインパスロール、７……フイン、８……フイ
ンパスロールカリバ、１１……薄肉管、１２……
厚肉管、Ｓ……フイン面、Ｓ１……突き合わせ成
形面、Ｓ２……開先形成面、Ｄ……管外径、ｔ１
……屈曲点Ｐまでの距離、ＢＤ……ブレークダウ
ンロール群、ＦＰ……フインパスロール群。
FIG. 1 is a front view showing the shape of the fins of the fin pass roll according to the present invention, FIG. 2 is a front view schematically showing an embodiment of the present invention, and FIG. 3 is a front view showing the tube outer diameter D.
A characteristic diagram showing the relationship between and the butt surface length t1 ,
FIG. 4 is a side view schematically showing the manufacturing process of an electric resistance welded steel pipe, and FIGS. 5 to 7 are front views schematically showing a conventional example. 1... Steel strip, 2... Inner bead cutting jig, 6...
...finpas roll, 7...finpas roll, 8...finpas roll kariba, 11...thin wall tube, 12...
Thick-walled pipe, S...fin surface, S1 ...butt forming surface, S2 ...bevel forming surface, D...pipe outer diameter, t1
...Distance to bending point P, BD...Breakdown roll group, FP...Fin pass roll group.
Claims (1)
鋼管製造用フインパスロールであつて、鋼帯のエ
ツジ部と当接するフイン面が、突き合わせ成形面
と開先成形面からなり、かつこの開先成形面は前
記突き合わせ成形面と所定の屈曲角をなして構成
されることを特徴とする電縫鋼管製造用フインパ
スロール。 A fin pass roll for manufacturing ERW steel pipes that forms a steel strip into a tubular shape with a plurality of forming rolls, in which the fin surface that comes into contact with the edge of the steel strip consists of a butt forming surface and a groove forming surface, and A fin pass roll for manufacturing electric resistance welded steel pipes, characterized in that a pre-forming surface is configured to form a predetermined bending angle with the butt-forming surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7448387U JPS63184617U (en) | 1987-05-20 | 1987-05-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7448387U JPS63184617U (en) | 1987-05-20 | 1987-05-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63184617U true JPS63184617U (en) | 1988-11-28 |
Family
ID=30919741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7448387U Pending JPS63184617U (en) | 1987-05-20 | 1987-05-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63184617U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6020093A (en) * | 1983-07-14 | 1985-02-01 | Mitsubishi Heavy Ind Ltd | Heat recovery circuit |
-
1987
- 1987-05-20 JP JP7448387U patent/JPS63184617U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6020093A (en) * | 1983-07-14 | 1985-02-01 | Mitsubishi Heavy Ind Ltd | Heat recovery circuit |
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