CN212821769U - Roller cooling device - Google Patents
Roller cooling device Download PDFInfo
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- CN212821769U CN212821769U CN202021250409.6U CN202021250409U CN212821769U CN 212821769 U CN212821769 U CN 212821769U CN 202021250409 U CN202021250409 U CN 202021250409U CN 212821769 U CN212821769 U CN 212821769U
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Abstract
The utility model belongs to the field of cooling equipment, and provides a roller cooling device, which comprises an upper fixed plate and a lower fixed plate, wherein the front end of the upper fixed plate is connected with an upper water spraying frame, the front end of the upper fixed plate and the rear end of the upper water spraying frame are provided with waist hole plates, the two waist hole plates are fixedly connected through a screw matched nut which runs through the upper water spraying frame, the front end of the upper water spraying frame is provided with an arc-shaped water pipe, and the inner side surface of the arc-shaped water pipe is provided with a plurality; the front end of the lower fixed plate is connected with a lower water spraying frame, the front end of the lower fixed plate is provided with two parallel waist-hole plates, two side faces of an arc-shaped water pipe of the lower water spraying frame are provided with connecting rods, and the two connecting rods are respectively inserted into the two waist-hole plates and are fixed through locking nuts. The utility model provides a roll cooling device improves the cooling effect, slows down roll wear, and the life of extension roll need not frequently to change the roll, has improved work efficiency, has improved the availability factor of cooling water simultaneously, reduces splashing of cooling water, improves the production security.
Description
Technical Field
The utility model relates to a cooling device especially relates to a cooling device to used roll in the rolling production of steel mill section bar.
Background
In the rolling production process of the section bar, when the high-temperature rolled piece passes through the rolling mill, the high-temperature rolled piece is rolled by the roller. Since the rolls are constantly in contact with the high temperature rolled pieces, the temperature of the rolls is constantly increased. Excessive temperature reduces the strength and toughness of the roll, and causes accelerated wear and shortened service life of the roll, so that a water cooling device for reducing the temperature of the roll is often required to be arranged on the rolling mill.
On the present domestic section rolling mill, the upper and lower rollers of the rolling mill are generally provided with iron cooling water pipes with low cost and simple structure, but the cooling water pipes are usually fixedly welded on a bracket and cannot move. In the actual use process of the rolling mill, the diameter of the roller can be gradually reduced along with the repeated machining abrasion of the roller, so that the distance between the surface of the roller and the water cooling device is gradually increased, the cooling effect can be worsened, the temperature rise and the performance deterioration of the roller are caused, the abrasion of the roller is accelerated, and the service life of the roller is shortened. Therefore, the roller needs to be replaced frequently, the labor intensity of workers is increased, the production preparation time is prolonged, and the working efficiency is reduced. In addition, because the water pipe is rough in working, the mechanism is simple, the use efficiency of cooling water is low, the splashing of the cooling water also causes the field environment to be very poor, a production accident can be caused in serious cases, and the production safety is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming current defect, providing a roll cooling device, solving the problem that present cooling device cooling effect is poor, the cooling water availability factor is low.
In order to solve the technical problem, the utility model provides a following technical scheme:
a roller cooling device comprises an upper roller cooling assembly and a lower roller cooling assembly, wherein the upper roller cooling assembly comprises an upper fixing plate, the rear end of the upper fixing plate is fixed on a rolling mill beam, the front end of the upper fixing plate is connected with an upper water spraying frame, the front end of the upper fixing plate is provided with a first waist hole plate, the rear end of the upper water spraying frame is provided with a second waist hole plate, the first waist hole plate and the second waist hole plate are fixedly connected through a penetrating screw matched with a nut, the front end of the upper water spraying frame is provided with a first arc-shaped water pipe, the inner side surface of the first arc-shaped water pipe is provided with a plurality of first nozzles, each first nozzle faces towards an upper roller, and the outer side surface of the first arc-shaped water pipe is connected with a first water injection pipe; the bottom roll cooling module comprises a bottom fixing plate, the rear end of the bottom fixing plate is fixed on the guide base, the front end of the bottom fixing plate is connected with a bottom water spraying frame, the front end of the bottom fixing plate is provided with two parallel third waist hole plates, the bottom water spraying frame comprises a second arc-shaped water pipe, two side faces of the second arc-shaped water pipe are provided with connecting rods, the two connecting rods are respectively inserted into the two third waist hole plates and fixed through locking nuts, the inner side face of the second arc-shaped water pipe is provided with a plurality of second nozzles, each of the second nozzles faces towards the bottom roll, and the outer side face of the second arc-shaped water pipe is connected with a second water injection pipe.
Further, first waist orifice plate and second waist orifice plate all parallel arrangement have two, two the interval of second waist orifice plate equals with two the distance between the lateral surface of first waist orifice plate.
Furthermore, a plurality of first arc water pipes are arranged in parallel and connected into a whole through a first communication pipe.
Further, arc-shaped water baffles are arranged on the outer edges of the inner side surfaces of the two first arc-shaped water pipes on the outermost side.
Further, a water retaining back plate is arranged between the first arc-shaped water pipes.
Further, a first reinforcing connecting plate is arranged between the first arc-shaped water pipes.
Furthermore, a plurality of second arc-shaped water pipes are arranged in parallel and connected into a whole through a second communicating pipe.
Further, a second reinforcing connecting plate is arranged between the second arc-shaped water pipes.
Furthermore, the first nozzle and the second nozzle are both in threaded connection with water outlets prefabricated on the inner side surfaces of the first arc-shaped water pipe and the second arc-shaped water pipe.
Furthermore, all the components of the upper water spraying frame and the lower water spraying frame are made of corrosion-resistant stainless steel.
The utility model relates to a roll cooling device improves the cooling effect, slows down roll wear, and the life of extension roll need not frequently to change the roll, has improved work efficiency, has improved the availability factor of cooling water simultaneously, reduces splashing of cooling water, improves the production security.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic front view of the present invention;
fig. 2 is a schematic top view of the upper fixing plate of the present invention;
fig. 3 is a left side view of the upper water spray frame of the present invention;
fig. 4 is a left side view schematically illustrating the lower fixing plate of the present invention;
fig. 5 is a left side view of the middle and lower water spray frame of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
As shown in fig. 1-5, a roller cooling device comprises an upper roller cooling assembly and a lower roller cooling assembly, wherein the upper roller cooling assembly comprises an upper fixing plate 1, the rear end of the upper fixing plate 1 is fixed on a rolling mill beam 2, the front end of the upper fixing plate 1 is connected with an upper water spraying frame, the front end of the upper fixing plate 1 is provided with a first waist hole plate 3, the rear end of the upper water spraying frame is provided with a second waist hole plate 4, the first waist hole plate 3 and the second waist hole plate 4 are fixedly connected through a penetrating screw and a nut, the front end of the upper water spraying frame is provided with a first arc-shaped water pipe 5, the inner side surface of the first arc-shaped water pipe 5 is provided with a plurality of first nozzles 6, the first nozzles 6 are distributed at reasonable intervals according to actual conditions, each first nozzle 6 faces an upper roller a, and the outer side surface of the first arc-shaped water pipe 5 is; lower roll cooling module includes bottom plate 8, the rear end of bottom plate 8 is fixed on leading defending base 9, the front end of bottom plate 8 is connected with down the water spray frame, the front end of bottom plate 8 is provided with the third waist orifice plate 10 of two parallels, the water spray frame includes second arc water pipe 11 down, the both sides face of second arc water pipe 11 is provided with connecting rod 12, two connecting rod 12 insert two third waist orifice plates 10 respectively and fixed through lock nut, the medial surface of second arc water pipe 11 is provided with a plurality of second nozzle 13, second nozzle 13 adopts reasonable interval distribution according to actual conditions, each second nozzle 13 all faces lower roll B, the lateral surface of second arc water pipe 11 is connected with second water injection pipe 14.
The working principle is as follows:
when the roller is worn and the diameter of the roller is reduced, the connection between the upper fixing plate and the upper water spraying frame and the connection between the lower fixing frame and the lower water spraying frame are adjusted, so that the proper distance between the nozzle and the surface of the roller is ensured, and the concentricity of each arc-shaped water pipe and the corresponding roller is consistent, thereby prolonging the service life of the roller on the premise of not replacing the roller. In addition, compared with the mode that the nozzle is adopted for spraying cooling water and holes are directly formed in the arc-shaped water pipe, the control over the water spraying angle can be achieved.
First waist orifice plate 3 and second waist orifice plate 4 equal parallel arrangement have two, and the distance between the interval of two second waist orifice plates 4 and the lateral surface of two first waist orifice plates 3 equals, makes the connection of upper fixed plate and last water spray frame more stable.
First arc water pipe 5 parallel arrangement has a plurality of, and a plurality of first arc water pipe 5 is connected and is linked together through first communicating pipe 15, enlarges cooling area, improves the cooling effect, slows down roll wear.
The outer edges of the inner side surfaces of the two first arc-shaped water pipes 5 at the outermost side are provided with arc-shaped water baffles 16, and a water baffle back plate 17 is arranged between the first arc-shaped water pipes, so that splashing of cooling water is reduced, and the use efficiency of the cooling water is improved.
Be provided with first reinforced connection board 18 between the first arc water pipe 5, improve the joint strength between the first arc water pipe.
Second arc water pipe 11 parallel arrangement has a plurality of, and a plurality of second arc water pipe 11 is connected and is linked together through second communicating pipe 19, enlarges cooling area, improves the cooling effect, slows down roll wear.
And a second reinforcing connecting plate 20 is arranged between the second arc-shaped water pipes 11, so that the connecting strength between the second arc-shaped water pipes is improved.
The first nozzle 6 and the second nozzle 13 are in threaded connection with the water outlets prefabricated on the inner side surfaces of the first arc-shaped water pipe 5 and the second arc-shaped water pipe 11, so that the nozzles can be conveniently disassembled and easily discharged.
And all the components of the upper water spraying frame and the lower water spraying frame are made of corrosion-resistant stainless steel, so that the service life is prolonged.
The utility model relates to a roll cooling device improves the cooling effect, slows down roll wear, and the life of extension roll need not frequently to change the roll, has improved work efficiency, has improved the availability factor of cooling water simultaneously, reduces splashing of cooling water, improves the production security.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A roll cooling device characterized by: the cooling device comprises an upper roller cooling assembly and a lower roller cooling assembly, wherein the upper roller cooling assembly comprises an upper fixing plate, the rear end of the upper fixing plate is fixed on a cross beam of a rolling mill, the front end of the upper fixing plate is connected with an upper water spraying frame, the front end of the upper fixing plate is provided with a first waist hole plate, the rear end of the upper water spraying frame is provided with a second waist hole plate, the first waist hole plate and the second waist hole plate are fixedly connected through a penetrating screw matched with a nut, the front end of the upper water spraying frame is provided with a first arc-shaped water pipe, the inner side surface of the first arc-shaped water pipe is provided with a plurality of first nozzles, each first nozzle faces towards an upper roller, and the outer side surface of the first arc-shaped water pipe is connected with;
the bottom roll cooling module comprises a bottom fixing plate, the rear end of the bottom fixing plate is fixed on the guide base, the front end of the bottom fixing plate is connected with a bottom water spraying frame, the front end of the bottom fixing plate is provided with two parallel third waist hole plates, the bottom water spraying frame comprises a second arc-shaped water pipe, two side faces of the second arc-shaped water pipe are provided with connecting rods, the two connecting rods are respectively inserted into the two third waist hole plates and fixed through locking nuts, the inner side face of the second arc-shaped water pipe is provided with a plurality of second nozzles, each of the second nozzles faces towards the bottom roll, and the outer side face of the second arc-shaped water pipe is connected with a second water injection pipe.
2. A roll cooling device according to claim 1, characterized in that: first waist orifice plate and second waist orifice plate equal parallel arrangement have two, two the interval of second waist orifice plate and two distance between the lateral surface of first waist orifice plate equals.
3. A roll cooling device according to claim 1, characterized in that: the first arc-shaped water pipes are arranged in parallel and are connected and communicated into a whole through first communication pipes.
4. A roll cooling device according to claim 3, characterized in that: and arc-shaped water baffles are arranged at the outer edges of the inner side surfaces of the two first arc-shaped water pipes at the outermost sides.
5. A roll cooling device according to claim 3, characterized in that: a water retaining back plate is arranged between the first arc-shaped water pipes.
6. A roll cooling device according to claim 3, characterized in that: and a first reinforcing connecting plate is arranged between the first arc-shaped water pipes.
7. A roll cooling device according to claim 1, characterized in that: the second arc-shaped water pipes are arranged in parallel and connected into a whole through second communicating pipes.
8. A roll cooling device according to claim 7, characterized in that: and a second reinforcing connecting plate is arranged between the second arc-shaped water pipes.
9. A roll cooling device according to claim 1, characterized in that: and the first nozzle and the second nozzle are in threaded connection with water outlets prefabricated on the inner side surfaces of the first arc-shaped water pipe and the second arc-shaped water pipe.
10. A roll cooling device according to claim 1, characterized in that: and all the components of the upper water spraying frame and the lower water spraying frame are made of corrosion-resistant stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021250409.6U CN212821769U (en) | 2020-06-30 | 2020-06-30 | Roller cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021250409.6U CN212821769U (en) | 2020-06-30 | 2020-06-30 | Roller cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212821769U true CN212821769U (en) | 2021-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021250409.6U Active CN212821769U (en) | 2020-06-30 | 2020-06-30 | Roller cooling device |
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| CN (1) | CN212821769U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113715493A (en) * | 2021-07-20 | 2021-11-30 | 浙江千音文化传媒有限公司 | Printing roller with water-cooling heat abstractor |
| CN116140367A (en) * | 2023-03-13 | 2023-05-23 | 南通瑞升运动休闲用品有限公司 | Roller cooling device and method for rolling composite metal material |
-
2020
- 2020-06-30 CN CN202021250409.6U patent/CN212821769U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113715493A (en) * | 2021-07-20 | 2021-11-30 | 浙江千音文化传媒有限公司 | Printing roller with water-cooling heat abstractor |
| CN113715493B (en) * | 2021-07-20 | 2022-12-16 | 杭州华星印务股份有限公司 | Printing roller with water-cooling heat abstractor |
| CN116140367A (en) * | 2023-03-13 | 2023-05-23 | 南通瑞升运动休闲用品有限公司 | Roller cooling device and method for rolling composite metal material |
| CN116140367B (en) * | 2023-03-13 | 2023-12-22 | 南通瑞升运动休闲用品有限公司 | Roller cooling device and method for rolling composite metal material |
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