CN210586377U - Cooling device for roller to be ground - Google Patents
Cooling device for roller to be ground Download PDFInfo
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- CN210586377U CN210586377U CN201921035451.3U CN201921035451U CN210586377U CN 210586377 U CN210586377 U CN 210586377U CN 201921035451 U CN201921035451 U CN 201921035451U CN 210586377 U CN210586377 U CN 210586377U
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- spray
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Abstract
The utility model discloses a cooling device for treating mill roll, cooling device includes: a base; the upright post is arranged on the base; the upper spraying pipeline is arranged at one end of the upright column far away from the base and is used for spraying cooling water towards the direction close to the base; and the two side spraying pipelines are arranged on two opposite sides of the stand column and are used for spraying cooling water towards the direction close to the stand column. The utility model discloses a set up in cooling device and spray the pipeline with the side and spray the pipeline to effectively reduce current roll surface cooling time and improved the refrigerated homogeneity of roll surface, reduced roll grinding time and roll spare parts inventory, improved rolling mill plate rolling precision, possessed fine practicality.
Description
Technical Field
The utility model belongs to the technical field of steel rolling auxiliary assembly, specifically, relate to a cooling device for treating mill roll.
Background
During steel rolling production, the precision of a rolling mill is the key for ensuring the quality of rolled plates, and the roll surface precision of a roller is a key factor for influencing the precision of the rolling mill. Because the temperature of the surface of the lower machine roller is higher, the grinding can be carried out only after the roller surface of the lower machine roller is fully cooled, otherwise, the grinding precision of the surface of the roller is reduced, and the rolling state of the plate and the product quality are influenced to a certain extent when the upper machine roller is used.
At present, the cooling of the roller mainly comprises air cooling (natural cooling), air cooling (forced air cooling), forced water cooling and other modes. For the rollers made of different materials, no matter air cooling or air cooling is adopted, the cooling time is longer, the turnover quantity of the rollers is increased greatly in an invisible way, the investment capital and the inventory of the rollers are increased in a phase-changing way, and the rollers are not cost-effective for general enterprises, especially expensive high-speed steel rollers. Therefore, forced water cooling is currently employed in most steel mills to reduce the capital investment and inventory of rolls.
In the prior art, the forced water cooling in the side spraying mode is a main use mode, but the forced water cooling mode can only cool the side part of the roller surface, the side spraying cooling water can only be sprayed to the upper roller 2/3, the cooling water can not be sprayed to the upper surface of the roller, the roller surface is easily cooled unevenly, the integral cooling effect is influenced, and the purposes of rapid cooling and uniform cooling of the roller surface cannot be met. If the spraying time is too long, the turnover rate of the roller is extremely easy to reduce. Therefore, it is very important to study how to improve the cooling uniformity and cooling efficiency of the roll surface of the lower roll for the rolling stability.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome prior art not enough, provide a cooling device and cooling system that are used for treating the mill roll that can effectively improve the cooling homogeneity and the cooling efficiency of roll surface.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an embodiment of the utility model provides a cooling device for treating mill roll, cooling device includes:
a base;
the upright post is arranged on the base;
the output part of the upper spraying pipeline is used for spraying cooling water towards the direction close to the base;
the output parts of the two side spraying pipelines are arranged on two opposite sides of the upright post, and are used for spraying cooling water towards the direction close to the upright post.
Optionally, the cooling device further comprises a main water inlet pipe;
the upper spraying pipeline comprises an upper spraying water inlet pipe and an upper spraying water outlet pipe, one end of the upper spraying water inlet pipe is communicated with the branch water inlet pipe, and the other end of the upper spraying water inlet pipe is communicated with the upper spraying water outlet pipe;
the side spraying pipeline comprises side spraying water outlet pipes, and one side spraying water outlet pipe of the two side spraying water outlet pipes is communicated with the main water inlet pipe; the other side spraying water outlet pipe of the two side spraying water outlet pipes is communicated with one side spraying water outlet pipe through a branch water inlet pipe;
optionally, the upper spraying pipeline further comprises a plurality of upper spraying nozzles, and the plurality of upper spraying nozzles are arranged on one side of the upper spraying water outlet pipe close to the base.
Optionally, the side spray pipeline further includes a plurality of side spray nozzles, and the side spray nozzles are disposed on one side of the side spray water outlet pipe close to the stand column;
the side spraying nozzles of the two side spraying pipelines are arranged in a staggered manner.
Optionally, the cooling device further includes a hydraulic lifting mechanism, the hydraulic lifting mechanism is connected to the upper spraying pipeline, and the hydraulic lifting mechanism is used for controlling the upper spraying pipeline to move on the column in a direction close to or far away from the base.
Optionally, the hydraulic lifting mechanism comprises a hydraulic cylinder, a connecting rod and a rotary joint, the connecting rod is arranged on the hydraulic cylinder, and one end of the connecting rod, which is far away from the hydraulic cylinder, is fixedly connected with one end of the rotary joint; the other end of the rotary joint is communicated with the other end of the upper spraying water inlet pipe, and the side wall of the rotary joint is communicated with the upper spraying water outlet pipe.
Optionally, an electric valve is arranged on the main water inlet pipe, and manual valves are arranged between the upper spray water inlet pipe and the branch water inlet pipe and between the side spray water outlet pipe and the main water inlet pipe; the manual valves are all provided with pressure gauges.
Optionally, filters are respectively arranged between the upper spray water outlet pipe and the upper spray water inlet pipe and between the side spray water outlet pipe and the main water inlet pipe.
Optionally, the upper spraying pipeline is located on a first horizontal plane, the two side spraying pipelines are located on a second horizontal plane, and the first horizontal plane and the second horizontal plane are parallel.
The utility model provides a cooling device for treating mill roll owing to set up in cooling device and spray the pipeline with the side to effectively reduce current roll surface cooling time and improved the refrigerated homogeneity of roll surface, reduced roll grinding time and roll spare parts inventory, improved rolling mill plate rolling precision, possessed fine practicality.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a front view of a cooling device for a roll to be ground according to an embodiment of the present invention;
fig. 2 is a plan view of a cooling device for a roll to be ground according to an embodiment of the present invention;
fig. 3 is a side view of a cooling device for a roll to be ground according to an embodiment of the present invention.
The device comprises a base 1, a base 2, a column 3, a hydraulic cylinder support 4, a hydraulic cylinder 5, a connecting rod 6, a rotary joint support 7, a rotary joint 8, an upper spray water inlet pipe 9, a manual valve 10, an electric valve 11, an upper spray water outlet pipe 12 and a side spray water outlet pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Fig. 1 is a front view of a cooling device for a roll to be ground according to an embodiment of the present invention. Fig. 2 is a top view of a cooling device for a roll to be ground according to an embodiment of the present invention. Fig. 3 is a side view of a cooling device for a roll to be ground according to an embodiment of the present invention.
Referring to fig. 1 to 3, the utility model discloses a cooling device for waiting to grind roll, cooling device includes: base 1, stand 2, go up spray pipe way and two side spray pipe ways.
Wherein, the upright post 2 is arranged on the base 1. The output part of the upper spraying pipeline is arranged at one end of the upright post 2 far away from the base 1. The output part of the upper spraying pipeline is used for spraying cooling water towards the direction close to the base 1. The output parts of the two side spraying pipelines are arranged on two opposite sides of the upright post 2, and the output parts of the side spraying pipelines are used for spraying cooling water towards the direction close to the upright post 2.
The embodiment of the utility model provides a spray the pipeline and spray the pipeline with the side through setting up in cooling device for cooling device can treat the both sides face and the higher authority of mill roll and cool off, thereby effectively reduce current roll surface cooling time, has improved the refrigerated homogeneity of roll surface, has reduced roll grinding time and roll spare stock, has improved rolling mill plate rolling precision.
As an embodiment of the present invention, the upper spraying pipeline comprises an upper spraying water inlet pipe 8 and an upper spraying water outlet pipe 11. One end of the upper spraying water inlet pipe 8 is communicated with the branch water inlet pipe, and the other end of the upper spraying water inlet pipe 8 is communicated with the upper spraying water outlet pipe 11. Preferably, one end of the upper spray water outlet pipe 11 is connected with the other end of the upper spray water outlet pipe 11, so that the upper spray water outlet pipe 11 forms a closed figure which can be a circle, an ellipse or a figure formed by connecting two semicircles through a straight line, and a nozzle can be arranged on the surrounding line of the closed figure, thereby expanding the cooling range. In order to make the upper spray pipeline and the side spray pipeline treat that the cooling range of mill roll is bigger, as the utility model discloses an embodiment, two side spray pipeline are located different horizontal planes, and upper spray pipeline and two side spray pipelines all are located different horizontal planes, and two side spray pipeline are located the same horizontal plane, and upper spray pipeline and two side spray pipelines all are located different horizontal planes to the coverage that makes the cooling water that sprays is bigger.
As an embodiment of the present invention, the upper spraying pipeline further includes an upper spraying nozzle disposed on one side of the upper spraying outlet pipe 11 close to the base 1.
Preferably, the nozzle is a flat stainless steel nozzle, so that a certain sector is formed after cooling water is sprayed out, and the stainless steel nozzle is good in abrasion resistance.
As an embodiment of the present invention, the cooling device further comprises a main water inlet pipe. The main water inlet pipe is communicated with external water supply, and the main water inlet pipe is communicated with the side spraying pipeline and the upper spraying pipeline to provide a water source for spraying. As an embodiment of the utility model, the total inlet pipe is arranged on one side of the base 1 far away from the side spraying pipeline.
As an embodiment of the present invention, the side shower pipe is located on the opposite sides of the column 2. The side spray pipeline comprises a side spray water outlet pipe 12. One of the side spray water outlet pipes 12 is communicated with the main water inlet pipe. The other side spray water pipe is communicated with one side spray water outlet pipe 12 through a branch water inlet pipe.
As an embodiment of the present invention, the side spraying pipeline further includes a side spraying nozzle disposed on one side of the side spraying outlet pipe 12 close to the stand column 2. In order to make the cooling of the roller to be ground more uniform, preferably, the side spraying nozzles of the two side spraying pipelines are arranged in a staggered manner, so that the cooling range of the side spraying pipelines covers a larger range of the side surface of the roller to be ground.
Preferably, the nozzle is a flat stainless steel nozzle, so that a certain sector is formed after cooling water is sprayed out, and the stainless steel nozzle is good in abrasion resistance.
In order to adapt to the rollers to be ground with different dimensions, the cooling device further comprises a hydraulic lifting mechanism. The hydraulic mechanism is connected with the upper spraying pipeline. The hydraulic mechanism is used for controlling the upper spraying pipeline to move on the upright post 2 along the direction close to or far away from the base 1.
Further, the hydraulic lift mechanism includes a hydraulic cylinder 4, a link 5, and a rotary joint 7. As an embodiment of the present invention, the hydraulic cylinder 4 is disposed on the column 2, and the hydraulic cylinder 4 is located between the base 1 and the upper spraying pipeline. As an embodiment of the present invention, the connecting rod 5 is disposed on the hydraulic cylinder 4. One end of the connecting rod 5 far away from the hydraulic cylinder 4 is fixedly connected with one end of the rotary joint 7 through a key. The other end of the rotary joint 7 is communicated with the other end of the upper spraying water inlet pipe 8. The side wall of the rotary joint 7 is communicated with an upper spraying water outlet pipe 11. The telescopic end of the hydraulic cylinder 4 moves to drive the connecting rod 5 to rotate, so that the rotary joint 7 is driven to rotate, and the upper spraying pipeline is lifted.
Preferably, a hydraulic cylinder support 3 is provided on the column 2 for supporting a hydraulic cylinder 4. Preferably, the upright 2 is also provided with a swivel bracket 6 for supporting a swivel 7.
Preferably, the movable joints among the hydraulic cylinder bracket 3, the hydraulic cylinder 4 and the connecting rod 5 all adopt self-lubricating bearings so as to reduce the abrasion degree among the joints and prolong the service life of the whole equipment. The copper bush embedding mode is adopted between the rotary joint support 6 and the rotary joint 7, and meanwhile, the upper spraying pipeline is slow in lifting and falling speed and low in action frequency, so that the abrasion degree of the joint part of the equipment is greatly reduced.
Preferably, movable flange plate connection modes are adopted between the 11 paths of the upper spraying water outlet pipe and the 12 paths of the side spraying water outlet pipe and the main water inlet pipe, the spraying pipelines can be adjusted at any angle, and convenience is provided for equipment disassembly and spare part replacement in the future.
In order to guarantee the cooling effect of each pipeline, as the utility model discloses an embodiment, total inlet tube is provided with electric valve 10. A manual valve 9 is arranged between the side spraying water outlet pipe 12 and the main water inlet pipe, and a manual valve 9 is also arranged between the upper spraying water inlet pipe 8 and the branch water inlet pipe. Each manual valve 9 is provided with a pressure gauge, and the pressure gauge is used for monitoring and adjusting the water pressure of each branch so as to realize the flow consistency of each branch. Preferably, a flowmeter is further arranged on the main water inlet pipe for monitoring the total flow and cooperatively modulating the cooling flow of each branch.
In order to prevent to lead to the nozzle to block up because of the quality of water factor and influence the cooling effect, as the utility model discloses a mode, the side is spouted and is drenched between outlet pipe 12 and the total inlet tube and spray on outlet pipe 11 and spray on and be provided with the filter between the inlet tube 8 respectively.
In order to prevent the outside of the cooling water, as an implementation mode of the utility model, a water-retaining screen is arranged around the side spraying pipeline.
In order to strengthen the holistic stability of cooling device, as the utility model discloses an embodiment, every will weld one brace rod and play the supporting role between base 1 and the stand 2, the crackle appears in the welding seam between stand 2 and the base 1 when preventing the whole action of cooling device.
The utility model discloses a cooling device for treating mill roll is when using, goes up to spray the pipeline and is in the raising state, will go up to spray the pipeline through hydraulic pressure elevating system and adjust to the cooling position, and the water yield size through receiving each branch road of valve adjustment to the quick cooling of mill roll is treated in the realization.
The embodiment of the specification provides a cooling device for a roller to be ground, and the upper spraying pipeline and the side spraying pipeline are arranged in the cooling device, so that the roller surface cooling time of the existing roller is effectively reduced, the uniformity of roller surface cooling is improved, the roller grinding time and the stock of spare parts of the roller are reduced, the rolling precision of a plate of a rolling mill is improved, and the cooling device has good practicability and good practicability.
The foregoing description has been directed to specific embodiments of this disclosure. Other embodiments are within the scope of the following claims. It should be noted that, for those skilled in the art, without departing from the principle of the present application, several improvements and modifications can be made, and these improvements and modifications should also be construed as the protection scope of the present application.
Claims (9)
1. A cooling device for a roll to be ground, characterized in that it comprises:
a base;
the upright post is arranged on the base;
the output part of the upper spraying pipeline is arranged at one end of the upright post, which is far away from the base, and is used for spraying cooling water towards the direction close to the base;
the output parts of the two side spraying pipelines are arranged on two opposite sides of the upright post, and are used for spraying cooling water towards the direction close to the upright post.
2. The cooling apparatus of claim 1, further comprising a mains water inlet pipe;
the upper spraying pipeline comprises an upper spraying water inlet pipe and an upper spraying water outlet pipe, one end of the upper spraying water inlet pipe is communicated with the branch water inlet pipe, and the other end of the upper spraying water inlet pipe is communicated with the upper spraying water outlet pipe;
the side spraying pipeline comprises side spraying water outlet pipes, and one side spraying water outlet pipe of the two side spraying water outlet pipes is communicated with the main water inlet pipe; and the other side spraying water outlet pipe of the two side spraying water outlet pipes is communicated with one side spraying water outlet pipe through the branch water inlet pipe.
3. The cooling device as claimed in claim 2, wherein the upper spray pipe further comprises a plurality of upper spray nozzles, and the plurality of upper spray nozzles are disposed on a side of the upper spray outlet pipe close to the base.
4. The cooling device according to claim 2, wherein the side spray pipeline further comprises a plurality of side spray nozzles, and the side spray nozzles are arranged on one side of the side spray outlet pipe close to the upright;
the side spraying nozzles of the two side spraying pipelines are arranged in a staggered mode.
5. The cooling device according to claim 2, further comprising a hydraulic lifting mechanism, wherein the hydraulic lifting mechanism is connected to the upper spraying pipeline, and the hydraulic lifting mechanism is used for controlling the upper spraying pipeline to move on the upright column in a direction close to or far away from the base.
6. The cooling device as claimed in claim 5, wherein the hydraulic lifting mechanism comprises a hydraulic cylinder, a connecting rod and a rotary joint, the connecting rod is arranged on the hydraulic cylinder, and one end of the connecting rod, which is far away from the hydraulic cylinder, is fixedly connected with one end of the rotary joint; the other end of the rotary joint is communicated with the other end of the upper spraying water inlet pipe, and the side wall of the rotary joint is communicated with the upper spraying water outlet pipe.
7. The cooling device as claimed in claim 2, wherein an electric valve is disposed on the main water inlet pipe, manual valves are disposed between the upper spray water inlet pipe and the branch water inlet pipe and between the side spray water outlet pipe and the main water inlet pipe, and pressure gauges are disposed on the manual valves.
8. The cooling device as claimed in claim 2, wherein a filter is respectively disposed between the upper spray water outlet pipe and the upper spray water inlet pipe and between the side spray water outlet pipe and the main water inlet pipe.
9. Cooling device according to one of claims 1 to 8, characterized in that the upper spray line is located on a first level and the two side spray lines are located on a second level, the first and second levels being parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921035451.3U CN210586377U (en) | 2019-07-02 | 2019-07-02 | Cooling device for roller to be ground |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921035451.3U CN210586377U (en) | 2019-07-02 | 2019-07-02 | Cooling device for roller to be ground |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210586377U true CN210586377U (en) | 2020-05-22 |
Family
ID=70699039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921035451.3U Active CN210586377U (en) | 2019-07-02 | 2019-07-02 | Cooling device for roller to be ground |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210586377U (en) |
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2019
- 2019-07-02 CN CN201921035451.3U patent/CN210586377U/en active Active
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