JPS61127804U - - Google Patents
Info
- Publication number
- JPS61127804U JPS61127804U JP1059385U JP1059385U JPS61127804U JP S61127804 U JPS61127804 U JP S61127804U JP 1059385 U JP1059385 U JP 1059385U JP 1059385 U JP1059385 U JP 1059385U JP S61127804 U JPS61127804 U JP S61127804U
- Authority
- JP
- Japan
- Prior art keywords
- roll
- rolling mill
- rolls
- center
- small diameter
- 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
- 238000005096 rolling process Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
Description
第１図は本考案に係る２０段圧延機に使用され
る第２中間ロールの１実施例の断面説明図、第２
図は２０段圧延機のロールの説明図、第３図はバ
ツクアツプロールの動作説明図、第４図は従来の
２０段圧延機により圧延されタルミを生じた製品
の斜視図、第５図はバツクアツプロールが上下す
る従来の２０段圧延機により圧延されタルミを生
じた製品の斜視図である。
１…被圧延材、Ｘ…タルミ、２…ワークロール
、３…第１中間ロール、４，４′…第２中間ロー
ル、５…バツクアツプロール、６…中空部、６′
…小径連通部、７…連通孔、８…給油管。
FIG. 1 is a cross-sectional explanatory diagram of one embodiment of a second intermediate roll used in a 20-high rolling mill according to the present invention;
Figure 3 is an explanatory diagram of the rolls of a 20-high rolling mill, Figure 3 is an explanatory diagram of the back-up roll operation, Figure 4 is a perspective view of a product rolled by a conventional 20-high rolling mill and has sag, and Figure 5 is an illustration of the rolls of a 20-high rolling mill. FIG. 2 is a perspective view of a product rolled by a conventional 20-high rolling mill in which the back-up rolls move up and down, resulting in sag. DESCRIPTION OF SYMBOLS 1... Material to be rolled,
...Small diameter communication part, 7...Communication hole, 8...Oil supply pipe.
Claims (1)
分割され上下に変位せしめられる構造の２０段圧
延機に於いて、上下に各３本ずつ計６本設けられ
ている第２中間ロール４のうち上下の各々中央に
設けられている第２中間ロール４′が、中央の小
径連通部６′の両側に大径の円筒状の中空部６と
その中空部６までロール端部から連通されている
小径の連通孔７とを有する一体成形物であつて、
外部に設けられた油圧供給源より高圧油が前記連
通孔７を介して前記中空部６に供給せしめられる
ことを特徴とする２０段圧延機。 The back-up roll 5 is one of the second intermediate rolls 4, which are provided with a total of six rolls, three on the top and three on the top and bottom, in a 20-high rolling mill that is divided in the width direction of the rolled material 1 and displaced vertically. A second intermediate roll 4' provided at the center of each of the upper and lower sides is connected from the roll end to a large diameter cylindrical hollow part 6 on both sides of the small diameter communication part 6' in the center. An integrally molded product having a small diameter communication hole 7,
A 20-high rolling mill characterized in that high-pressure oil is supplied to the hollow portion 6 through the communication hole 7 from an externally provided hydraulic pressure source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1059385U JPS61127804U (en) | 1985-01-30 | 1985-01-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1059385U JPS61127804U (en) | 1985-01-30 | 1985-01-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61127804U true JPS61127804U (en) | 1986-08-11 |
Family
ID=30491918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1059385U Pending JPS61127804U (en) | 1985-01-30 | 1985-01-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61127804U (en) |
-
1985
- 1985-01-30 JP JP1059385U patent/JPS61127804U/ja active Pending