JPS6096316A - Adjusting device of rolling temperature of hot rolling material - Google Patents
Adjusting device of rolling temperature of hot rolling materialInfo
- Publication number
- JPS6096316A JPS6096316A JP58204520A JP20452083A JPS6096316A JP S6096316 A JPS6096316 A JP S6096316A JP 58204520 A JP58204520 A JP 58204520A JP 20452083 A JP20452083 A JP 20452083A JP S6096316 A JPS6096316 A JP S6096316A
- Authority
- JP
- Japan
- Prior art keywords
- nozzle
- temperature
- rolling
- flow rate
- pipe
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
- B21B37/74—Temperature control, e.g. by cooling or heating the rolls or the product
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/16—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling wire rods, bars, merchant bars, rounds wire or material of like small cross-section
- B21B1/18—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling wire rods, bars, merchant bars, rounds wire or material of like small cross-section in a continuous process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0203—Cooling
- B21B45/0209—Cooling devices, e.g. using gaseous coolants
- B21B45/0215—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes
- B21B45/0224—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes for wire, rods, rounds, bars
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
- Control Of Metal Rolling (AREA)
Abstract
Description
【発明の詳細な説明】
本発明は熱間圧延材の圧延温度調整装置に係り、特に熱
間圧延ラインでの搬送途中で棒鋼等の圧延材の圧延温度
を調整する熱間圧延材の圧延温度調整装置に関する。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a device for adjusting the rolling temperature of a hot rolled material, and particularly to a device for adjusting the rolling temperature of a hot rolled material such as a steel bar during transportation in a hot rolling line. Relating to an adjustment device.
本発明の目的は棒鋼等の製品の機械的性質の改善と仕上
面の向上とを熱間圧延ラインにおいて簡素な構成で図れ
るようにすることにある。An object of the present invention is to make it possible to improve the mechanical properties and finished surface of products such as steel bars with a simple configuration in a hot rolling line.
前記の目的を達成すべく本発明は、熱間圧延ラインの圧
延機間の搬送路−りに筒状のノズル管を配設し、このノ
ズル管は筒体の長さ方向で複数のノズル体を配設して構
成し、ノズル体はノズル孔とノズル箱とで成り、ノズル
孔は筒体の周面に周方向に沿って多数形成し、またノズ
ル箱は前記ノズル孔を覆うよう筒体に水密的に配設し、
このノズル体夫々には冷却体流量を調整する流量調整弁
を設け、この流量調整弁は冷却体槽に連繋し、一方、ノ
ズル管出口及び入口近くの搬送路には被圧延材の温度を
測定する温度検出器を設け、この温度検出器による測定
値に応じて流量調整弁夫々の開度を制御するようにした
ことを特徴とする。In order to achieve the above object, the present invention disposes a cylindrical nozzle pipe along a conveyance path between rolling mills of a hot rolling line, and this nozzle pipe has a plurality of nozzle bodies in the length direction of the cylinder. The nozzle body consists of a nozzle hole and a nozzle box, and the nozzle holes are formed in large numbers along the circumferential direction on the circumferential surface of the cylindrical body, and the nozzle box is formed in the cylindrical body so as to cover the nozzle holes. Watertightly placed in
Each nozzle body is equipped with a flow rate adjustment valve that adjusts the flow rate of the cooling body, and this flow rate adjustment valve is connected to the cooling body tank, while the conveyance path near the nozzle pipe outlet and inlet measures the temperature of the material to be rolled. The present invention is characterized in that a temperature detector is provided, and the opening degree of each flow rate regulating valve is controlled in accordance with the measured value by the temperature detector.
以下、図面を参照して本発明の一実施例を説明する。図
において１はノズル管であり、このノズル管１は筒体２
どこの筒体２に複数配設するノズル体３とで構成する。Hereinafter, one embodiment of the present invention will be described with reference to the drawings. In the figure, 1 is a nozzle pipe, and this nozzle pipe 1 has a cylindrical body 2.
It is composed of a plurality of nozzle bodies 3 disposed on any cylinder body 2.
そして、前記筒体２０局面には円周方向に沿って多数の
ノズル孔４を穿設してあり、これらノズル孔４で環状に
配設した環状ノズル孔群５を構成し、このノズル孔群５
を覆うように筒状のノズル箱６を筒体２に水密的に配設
する。このように構成したノズル孔４を有する筒体２面
とノズル箱６とでノズル体３を形成し、このノズル体３
は筒体２の長さ方向で複数設ける。A large number of nozzle holes 4 are bored in the circumferential direction of the cylindrical body 20, and these nozzle holes 4 constitute an annular nozzle hole group 5 arranged in an annular manner. 5
A cylindrical nozzle box 6 is disposed in a watertight manner on the cylindrical body 2 so as to cover the cylindrical nozzle box 6. The nozzle body 3 is formed by the two surfaces of the cylindrical body having the nozzle hole 4 configured in this manner and the nozzle box 6.
A plurality of are provided in the length direction of the cylindrical body 2.
このノズル体３には流量調整弁７を接続し、また流量調
整弁７には冷却体槽８からの冷却水を送るべくポンプ９
を有した送り管１０を接続する。A flow rate adjustment valve 7 is connected to this nozzle body 3, and a pump 9 is connected to the flow rate adjustment valve 7 to send cooling water from a cooling body tank 8.
Connect the feed pipe 10 having the following.
また、ノズル管１の下方にはこのノズル管１から噴出さ
れる例えば水等の冷却体を回収すべく受皿１１を配設す
る。Further, a saucer 11 is disposed below the nozzle pipe 1 to collect a cooling body such as water ejected from the nozzle pipe 1.
ノズル管１は、圧延機Ａの間のローラコンベア等で成る
被圧延材搬送路Ｂ中に配設する。また、図中１２はノズ
ル管１の出口及び入口近傍に配設Ｊ−る温度検出器であ
り、搬送中の被圧延材Ｃの温度を測定するものである。The nozzle pipe 1 is disposed in a rolled material conveyance path B formed by a roller conveyor or the like between the rolling mills A. Further, numeral 12 in the figure is a temperature detector disposed near the outlet and inlet of the nozzle pipe 1, which measures the temperature of the rolled material C during conveyance.
この温度検出器１２は制御盤１３に連繋しである。This temperature detector 12 is connected to a control panel 13.
制御盤１３は、予め設定される目標値と、ノズル体重比
口の近傍に配設した湿度検出器１２で検出された温度と
を比較し、前記ノズル体３に設けた流量調整弁７の開度
を制ｔｌｌ−１−ることでこの温度差を０に近づけるよ
うにするものである。尚、このような制御に際しては、
ノズル管１の入口近傍に配設した温度検出器１２で検出
した温度も参考として前記流量調整弁７を制御するもの
とする。The control panel 13 compares a preset target value with the temperature detected by the humidity detector 12 disposed near the nozzle body weight ratio opening, and controls the opening of the flow rate regulating valve 7 disposed in the nozzle body 3. By controlling the temperature tll-1-, this temperature difference is made to approach zero. In addition, when performing such control,
The temperature detected by the temperature detector 12 disposed near the inlet of the nozzle pipe 1 is also used as a reference to control the flow rate regulating valve 7.
具体的には目標値とノズル管１出日側近傍の温度検出器
１２での測定湿度との温度差が大となると、複数のノズ
ル体３夫々に連繋する流量調整弁７を大きな開度として
開放し、また前記湿度差が小となると、複数の流量調整
弁７を小さな開度として開くか、若しくは複数の流量調
整弁７の適数を閉じ残った流量調整弁７を小さな開度と
して開くことで被圧延材Ｃの温度を目標値に接近させる
ものである。尚、ポンプ９を駆動するモータ１４の回転
数制御も付加することで更に微妙で正確な温度調整を可
能とするものである。Specifically, when the temperature difference between the target value and the humidity measured by the temperature detector 12 near the sunrise side of the nozzle pipe 1 becomes large, the flow rate regulating valve 7 connected to each of the plurality of nozzle bodies 3 is set to a large opening. When the humidity difference becomes small, the plurality of flow rate adjustment valves 7 are opened with a small opening degree, or an appropriate number of the plurality of flow rate adjustment valves 7 are closed and the remaining flow rate adjustment valves 7 are opened with a small opening degree. This brings the temperature of the rolled material C closer to the target value. By adding rotational speed control of the motor 14 that drives the pump 9, even more delicate and accurate temperature adjustment is possible.
本発明は如上のように構成し、熱間圧延ラインの圧延機
Ａ間の搬送路Ｂ上に筒状のノズル管１を配設し、このノ
ズル管１は筒体２の長さ方向で複数のノズル体３を配設
して構成し、ノズル体３はノズル孔４とノズル箱６とで
成り、ノズル孔４は筒体２の周面に周方向に沿って多数
形成し、また、ノズル箱６は前記ノズル孔４を覆うよう
筒体２に水密的に配設し、このノズル体３夫々には冷却
体流量を調整する流量調整弁７を設け、この流量調整弁
７は冷却体槽８に連繋し、一方、ノズル管１出口及び入
口近くの搬送路Ｂには被圧延材Ｃの温度を測定する温度
検出器１２を設け、この温度検出器による測定値に応じ
て前記流量調整弁７夫々の開度を調整するようにしたか
ら、加熱炉から抽出され、粗圧延機を通過した以降の被
圧延材Ｃの圧延温度を冷却体、例えば水や水蒸気等によ
り冷却して調整することができる。従って、この冷却５
−
による圧延温度の調整によって棒鋼等の製品の機械的性
質の改善及び仕上面を良くすることができる。The present invention is constructed as described above, and a cylindrical nozzle pipe 1 is disposed on a conveyance path B between rolling mills A of a hot rolling line. The nozzle body 3 consists of a nozzle hole 4 and a nozzle box 6, and a large number of nozzle holes 4 are formed along the circumferential direction on the circumferential surface of the cylindrical body 2. The box 6 is disposed in a watertight manner on the cylindrical body 2 so as to cover the nozzle hole 4, and each of the nozzle bodies 3 is provided with a flow rate adjustment valve 7 for adjusting the flow rate of the coolant. 8, and on the other hand, a temperature detector 12 for measuring the temperature of the material to be rolled C is provided in the conveying path B near the outlet and inlet of the nozzle pipe 1, and the flow rate regulating valve 7. Since each opening degree is adjusted, the rolling temperature of the rolled material C after it has been extracted from the heating furnace and passed through the rough rolling mill can be adjusted by cooling it with a cooling body, such as water or steam. I can do it. Therefore, this cooling 5
- It is possible to improve the mechanical properties and finished surface of products such as steel bars by adjusting the rolling temperature.
しかも、製品の機械的ｔｌ質の改善と仕上面の向上とが
、被圧延材の搬送路Ｂ中にノズル管１を設けるという簡
単な構成で可能となり、設備費を低廉なものとできる。Moreover, it is possible to improve the mechanical TL quality and the finished surface of the product with a simple configuration of providing the nozzle pipe 1 in the conveyance path B of the rolled material, and the equipment cost can be reduced.
加えて、搬送路Ｂの途中にて搬送中の被圧延材Ｃに対し
冷却して温度調整するものであるから、他の搬送手段等
を設番プることもなく、しかも搬送中に行えるものとな
り迅速且つ的確な冷却処理と、ランニングコストの軽減
とが図れるものである。In addition, since the rolled material C being transported is cooled and its temperature adjusted in the middle of the transport path B, there is no need to set up other transport means, etc., and this can be done during transport. Therefore, rapid and accurate cooling processing and reduction of running costs can be achieved.
以上説明したように本発明によれば、棒鋼等の圧延材の
機械的性質の改善及び仕上面の向上が構成簡素にして図
れるものであり、しかも、被圧延材の温度調整が迅速月
つ的確に行えるばかりかランニングコストの軽減も図れ
る等の優れた諸効果が得られるものである。As explained above, according to the present invention, it is possible to improve the mechanical properties and the finished surface of rolled materials such as steel bars with a simple configuration, and the temperature of the rolled materials can be quickly and accurately adjusted. This provides various excellent effects, such as not only being able to perform the process for a long time, but also reducing running costs.
６−6-
図面は本発明の一実施例を示すもので、第１図は一部切
欠全体正面図、第２図は同平面図、第３図はノズル管の
縦断面図、第４図は第３図における×−Ｘ線断面図であ
る。
Ａ・・・圧延機、Ｂ・・・搬送路、Ｃ・・・被圧延材、
１・・・ノズル管、２・・・筒体、３・・・ノズル体、
４・・・ノズル孔、５・・・ノズル孔群、６・・・ノズ
ル箱、７・・・流量調整弁、８・・・冷却体槽、９・・
・ポンプ、１０・・・送り管、１１・・・受皿、１２・
・・温度検出器、１３・・・制御盤、１４・・・モータ
。
７−The drawings show one embodiment of the present invention; FIG. 1 is a partially cutaway overall front view, FIG. 2 is a plan view of the same, FIG. 3 is a vertical cross-sectional view of a nozzle pipe, and FIG. It is an x-X sectional view in . A: Rolling machine, B: Conveyance path, C: Rolled material,
1... Nozzle pipe, 2... Cylindrical body, 3... Nozzle body,
4... Nozzle hole, 5... Nozzle hole group, 6... Nozzle box, 7... Flow rate adjustment valve, 8... Cooling body tank, 9...
・Pump, 10...Feed pipe, 11...Saucer, 12.
...Temperature detector, 13...Control panel, 14...Motor. 7-
Claims (1)
ズル管を配設し、このノズル管は筒体の長さ方向で複数
のノズル体を配設して構成し、ノズル体はノズル孔とノ
ズル箱とで成り、ノズル孔は筒体の局面に周方向に沿っ
て多数形成し、またノズル箱は前記ノズル孔を覆うよう
筒体に水密的に配設し、このノズル体夫々には冷却体流
量を調整する流量調整弁を設け、この流量調整弁は冷却
体槽に連繋し、一方、ノズル管出口及び入口近くの搬送
路には被圧延材の温度を測定する温度検出器を設け、こ
の温度検出器による測定値に応じて流邑調整弁夫々の開
度を制御するようにしたことを特徴とする熱間圧延材の
圧延温度調整装置。1. A cylindrical nozzle pipe is arranged on the conveyance path between the rolling mills of the hot rolling line, and this nozzle pipe is composed of a plurality of nozzle bodies arranged in the length direction of the cylinder. Consisting of a nozzle hole and a nozzle box, a large number of nozzle holes are formed along the circumferential direction on the curved surface of the cylindrical body, and the nozzle box is arranged in a watertight manner in the cylindrical body so as to cover the nozzle hole, and each of the nozzle bodies is equipped with a flow rate adjustment valve that adjusts the flow rate of the cooling body, and this flow rate adjustment valve is connected to the cooling body tank, while a temperature sensor that measures the temperature of the material to be rolled is installed on the conveyance path near the nozzle pipe outlet and inlet. 1. A rolling temperature adjustment device for hot rolled material, characterized in that the opening degree of each flow control valve is controlled according to the measured value by the temperature detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58204520A JPS6096316A (en) | 1983-10-31 | 1983-10-31 | Adjusting device of rolling temperature of hot rolling material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58204520A JPS6096316A (en) | 1983-10-31 | 1983-10-31 | Adjusting device of rolling temperature of hot rolling material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6096316A true JPS6096316A (en) | 1985-05-29 |
| JPH0261326B2 JPH0261326B2 (en) | 1990-12-19 |
Family
ID=16491888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58204520A Granted JPS6096316A (en) | 1983-10-31 | 1983-10-31 | Adjusting device of rolling temperature of hot rolling material |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6096316A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6443013U (en) * | 1987-03-26 | 1989-03-15 | ||
| CN110586656A (en) * | 2019-09-04 | 2019-12-20 | 鞍钢股份有限公司 | Method for ensuring accurate positioning of baffle cylinder of coil splitting line temper mill |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51136305U (en) * | 1975-04-24 | 1976-11-04 | ||
| JPS5388513U (en) * | 1976-12-21 | 1978-07-20 | ||
| JPS57121814A (en) * | 1981-01-21 | 1982-07-29 | Nippon Steel Corp | Temperature controlling method in rolling of wire rod or bar |
-
1983
- 1983-10-31 JP JP58204520A patent/JPS6096316A/en active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51136305U (en) * | 1975-04-24 | 1976-11-04 | ||
| JPS5388513U (en) * | 1976-12-21 | 1978-07-20 | ||
| JPS57121814A (en) * | 1981-01-21 | 1982-07-29 | Nippon Steel Corp | Temperature controlling method in rolling of wire rod or bar |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6443013U (en) * | 1987-03-26 | 1989-03-15 | ||
| CN110586656A (en) * | 2019-09-04 | 2019-12-20 | 鞍钢股份有限公司 | Method for ensuring accurate positioning of baffle cylinder of coil splitting line temper mill |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0261326B2 (en) | 1990-12-19 |
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