CN216369546U

CN216369546U - Hot-rolled steel plate cooling and conveying device

Info

Publication number: CN216369546U
Application number: CN202121945914.7U
Authority: CN
Inventors: 齐进刚; 孙志丽; 姚国勇; 王利成; 史佳佳
Original assignee: Hebei Jingye Medium Plate Co Ltd
Current assignee: Hebei Jingye Medium Plate Co Ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-04-26
Anticipated expiration: 2031-08-18

Abstract

The utility model discloses a hot rolled steel plate cooling and conveying device which comprises a conveying mechanism and a water cooling mechanism, wherein the water cooling mechanism is respectively arranged at the upper end of the conveying mechanism, the conveying mechanism comprises a conveying rack, a driving motor, a conveying roller and a cooling roller, the water cooling mechanism is composed of a fixed seat, an air cylinder, a spray pipe and a high-pressure spray nozzle, the inner side of the upper surface of the conveying rack is respectively rotatably connected with the two ends of the conveying roller and the two ends of the cooling roller through bearings, one side of the conveying rack is fixedly connected with the lower surface of the driving motor through bolts, and the fixed seat is respectively fixedly connected with the two sides of the conveying rack through bolts. This hot-rolled steel plate cooling conveyer, through the force (forcing) pump pressurization, high pressure nozzle blowout high pressure water smoke carries out water-cooling to the steel sheet surface and handles, and the cooperation chill roll cools off steel sheet upper surface and lower surface simultaneously, has improved cooling efficiency greatly, carries out cooling to the chill roll surface simultaneously, and the effectual water resource that has utilized has avoided the waste of water resource.

Description

Hot-rolled steel plate cooling and conveying device

Technical Field

The utility model relates to the technical field of hot rolled steel plates, in particular to a cooling and conveying device for a hot rolled steel plate.

Background

The hot rolled steel is rolled by high-temperature heating, the strength of the hot rolled steel is not very high, but the hot rolled steel can meet the use requirements of people, and the plasticity and the weldability of the hot rolled steel are better, so the hot rolled steel is more commonly used; hot rolling is the process of rolling steel or the process of rolling steel in which the material needs to be heated. Generally, the rolling is carried out after heating to the recrystallization temperature, and cooling is generally required in the traditional hot rolling process, however, the following problems still exist in the current production process:

1. the traditional cooling method mostly adopts water for cooling, but the cooling effect is general, and only the upper surface of the steel plate is cooled in the cooling process, the temperature difference between the lower surface and the upper surface is large, and cracks are easily generated on the surface;

2. the traditional steel plate cooling and conveying device usually adopts a mode that a single conveying roller is connected with a single motor for conveying, however, the conveying cost is high, the motor is in a high-temperature state for a long time, the failure rate of the single motor is high, the operation is unstable, and the working reliability is low;

3. traditional water-cooling is provided with the cooling water and sprays the steel sheet surface, however highly fixed, is difficult to control the spraying scope to the steel sheet that width and height are inconsistent, can not carry out even cooling to the steel sheet, and cooling efficiency is low.

In view of these defects, it is necessary to design a cooling and transporting device for hot rolled steel plates.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a hot rolled steel plate cooling and conveying device, which is pressurized by a pressurizing pump, high-pressure water mist is sprayed out by a high-pressure spray head to carry out water cooling treatment on the surface of a steel plate, and the upper surface and the lower surface of the steel plate are simultaneously cooled by matching with a cooling roller, so that the cooling efficiency is greatly improved, meanwhile, the surface of the cooling roller is cooled, water resources are effectively utilized, the waste of the water resources is avoided, and the problems in the prior art can be solved.

In order to achieve the purpose, the utility model provides the following technical scheme:

a hot rolled steel plate cooling and conveying device comprises a conveying mechanism and a water cooling mechanism, wherein the water cooling mechanism is arranged at the upper end of the conveying mechanism respectively, the conveying mechanism comprises a conveying rack, a driving motor, a conveying roller and a cooling roller, and the water cooling mechanism consists of a fixed seat, a cylinder, a spray pipe and a high-pressure spray head;

the inner side of the upper surface of the transportation rack is rotatably connected with two ends of the transportation roller and the cooling roller through bearings respectively, one side of the transportation rack is fixedly connected with the lower surface of the driving motor through bolts, the fixing seat is fixedly connected with two sides of the transportation rack through bolts respectively, the air cylinder is arranged on the fixing seat, the upper end of the air cylinder is fixedly connected with two ends of the spray pipe through an air cylinder rod, and the lower surface of the spray pipe is uniformly provided with high-pressure spray heads respectively.

Preferably, one end of the driving motor is fixedly connected with a first gear through a motor shaft, a transmission belt is sleeved on the first gear, the other end of the transmission belt is sleeved on the outer side of a second gear, and one end of the second gear is fixedly connected with the transmission gear set through a transmission shaft.

Preferably, the inner side of the transmission gear set is fixedly connected with one end of the conveying roller through a transmission shaft, and a transmission chain is sleeved on the outer wall of the transmission gear set.

Preferably, the lower surface of the inner wall on one side of the transportation rack is fixedly connected with a circulating water pump through bolts respectively, one end of the circulating water pump is fixedly connected with one side of the cooling liquid tank through a pipeline, and the other end of the circulating water pump is fixedly connected with one ends of the two groups of cooling rollers through pipelines respectively.

Preferably, circulating water pump, coolant liquid case and two sets of chill roll constitute cooling body, and coolant liquid case opposite side is respectively through pipeline and two sets of chill roll other end fixed connection, and the temperature detector is installed to coolant liquid case one side.

Preferably, the conveying roller and the cooling roller are respectively arranged in parallel at intervals, and the upper surfaces of the conveying roller and the cooling roller are on the same horizontal plane.

Preferably, shower one end is passed through pipeline and external water source fixed connection, and the pipeline is close to shower one side and is installed the force (forcing) pump, and the apopore has been seted up to the shower lower surface, and the apopore inner wall and high pressure nozzle fixed connection.

Compared with the prior art, the utility model has the following beneficial effects:

1. this hot rolled steel plate cooling conveyer rotates through each transport roller of driving motor, plays the effect of transporting the steel sheet, and reliable operation moves stably.

2. This hot-rolled steel plate cooling conveyer through the pipeline of circulating water pump cooperation chill roll other end, and the coolant liquid forms the circulation water route in cooling body, the effectual utilization ratio that improves the coolant liquid improves the cooling effect, avoids the wasting of resources simultaneously, reduces cooling cost.

3. This hot-rolled steel plate cooling conveyer, through the force (forcing) pump pressurization, high pressure nozzle blowout high pressure water smoke carries out water-cooling to the steel sheet surface and handles, and the cooperation chill roll cools off steel sheet upper surface and lower surface simultaneously, reduces the surface difference in temperature, has improved cooling efficiency greatly, guarantees the stability of steel sheet, avoids the steel sheet surface crackle to appear.

Drawings

FIG. 1 is a perspective view of the overall construction of the present invention;

FIG. 2 is a perspective view of the transport mechanism of the present invention;

FIG. 3 is a partial schematic view of the present invention;

FIG. 4 is a perspective view of the cooling mechanism of the present invention;

fig. 5 is a perspective view of the water cooling mechanism of the present invention.

In the figure: 1. a transport mechanism; 11. a transport frame; 12. a drive motor; 13. a transport roller; 14. a cooling roll; 15. a first gear; 16. a transmission belt; 17. a second gear; 18. a drive gear set; 19. a drive chain; 2. a water cooling mechanism; 21. a fixed seat; 22. a cylinder; 23. a shower pipe; 24. a high pressure spray head; 3. a water circulating pump; 31. and a cooling liquid tank.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a hot rolled steel plate cooling and transporting device comprises a transporting mechanism 1 and a water cooling mechanism 2, wherein the water cooling mechanism 2 is respectively arranged at the upper end of the transporting mechanism 1, the transporting mechanism 1 comprises a transporting rack 11, a driving motor 12, a transporting roller 13 and a cooling roller 14, the water cooling mechanism 2 comprises a fixed seat 21, a cylinder 22, a spraying pipe 23 and a high-pressure nozzle 24, the inner side of the upper surface of the transporting rack 11 is respectively and rotatably connected with the two ends of the transporting roller 13 and the cooling roller 14 through bearings, one side of the transporting rack 11 is fixedly connected with the lower surface of the driving motor 12 through bolts, one end of the driving motor 12 is fixedly connected with a first gear 15 through a motor shaft, a transmission belt 16 is sleeved on the first gear 15, the other end of the transmission belt 16 is sleeved on the outer side of a second gear 17, one end of the second gear 17 is fixedly connected with a transmission gear set 18 through a transmission shaft, the inner side of the transmission gear set 18 is respectively and fixedly connected with one end of the transporting roller 13 through a transmission shaft, the outer wall of the transmission gear set 18 is sleeved with a transmission chain 19, the transmission gear set 18 is driven to rotate by a driving motor 12, the transmission gear set 18 drives each transport roller 13 to rotate by the transmission chain 19 respectively, the function of transporting steel plates is achieved, the operation is reliable and stable, the lower surface of the inner wall of one side of the transport rack 11 is fixedly connected with the circulating water pump 3 through bolts respectively, one end of the circulating water pump 3 is fixedly connected with one side of the cooling liquid tank 31 through a pipeline, the other end of the circulating water pump 3 is fixedly connected with one ends of the two groups of cooling rollers 14 through pipelines respectively, the circulating water pump 3, the cooling liquid tank 31 and the two groups of cooling rollers 14 form a cooling mechanism, the other side of the cooling liquid tank 31 is fixedly connected with the other ends of the two groups of cooling rollers 14 through pipelines respectively, a temperature detector is installed on one side of the cooling liquid tank 31, the temperature of the cooling liquid in the cooling liquid tank 31 is detected through the temperature detector, and the detected temperature is higher than a set value conveniently, the cooling liquid inside the cooling liquid box is replaced in time, the cooling liquid in the cooling liquid box 31 is extracted through the circulating water pump 3, the cooling liquid is conveyed into the cooling roller 14 through a pipeline to cool the lower surface of the steel plate, the cooling liquid is matched with the pipeline at the other end of the cooling roller 14, a circulating water path is formed in the cooling mechanism through the cooling liquid, the utilization rate of the cooling liquid is effectively improved, the cooling effect is improved, meanwhile, resource waste is avoided, the cooling cost is reduced, the transport rollers 13 and the cooling roller 14 are respectively arranged in parallel at intervals, the upper surfaces of the transport rollers 13 and the cooling roller 14 are on the same horizontal plane, the transport rollers 13 are convenient to transport the steel plate, the fixed seat 21 is respectively fixedly connected with the two sides of the transport rack 11 through bolts, the air cylinder 22 is arranged on the upper surface of the fixed seat 21, the upper end of the air cylinder 22 is fixedly connected with the two ends of the spray pipe 23 through an air cylinder rod, and the high-pressure spray nozzles 24 are respectively and uniformly arranged on the lower surface of the

spray pipe

23, 23 one ends of shower pass through pipeline and external water source fixed connection, the pipeline is close to 23 one sides of shower and installs the force (forcing) pump, the apopore has been seted up to 23 lower surfaces of shower, apopore inner wall and 24 fixed connection of high pressure nozzle, adjust the height of shower 23 through cylinder 22, make high pressure nozzle 24 be located suitable height, the force (forcing) pump pressurization, 24 blowout high pressure water smoke of high pressure nozzle, carry out water-cooling to the steel sheet surface and handle, cooperation chill roll 14 cools off steel sheet upper surface and lower surface simultaneously, the cooling efficiency is greatly improved, reduce the surface difference in temperature, the cooling efficiency is greatly improved, guarantee the stability of steel sheet, avoid the steel sheet surface crackle to appear.

In conclusion, this hot-rolled steel plate cooling conveyer, each transport roller 13 rotates through driving motor 12, play the effect of transporting the steel sheet, reliable operation, the operation is stable, through the pipeline of 3 cooperation cooling rollers 14 other ends of circulating water pump, the coolant liquid forms the circulation water route in cooling body, the effectual utilization ratio that improves the coolant liquid, improve the cooling effect, avoid the wasting of resources simultaneously, reduce cooling cost, pressurize through the force (forcing) pump, high pressure nozzle 24 blowout high pressure water smoke, carry out water-cooling to the steel sheet surface and handle, cooperation cooling rollers 14 cools off steel sheet upper surface and lower surface simultaneously, reduce the surface temperature difference, the cooling efficiency is greatly improved, guarantee the stability of steel sheet, avoid the steel sheet surface crackle to appear.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A hot rolled steel plate cooling and conveying device comprises a conveying mechanism (1) and a water cooling mechanism (2), and is characterized in that: the water cooling mechanism (2) is respectively arranged at the upper end of the conveying mechanism (1), the conveying mechanism (1) comprises a conveying rack (11), a driving motor (12), a conveying roller (13) and a cooling roller (14), and the water cooling mechanism (2) is composed of a fixed seat (21), an air cylinder (22), a spray pipe (23) and a high-pressure spray head (24);

the inner side of the upper surface of the transportation rack (11) is respectively connected with the two ends of the transportation roller (13) and the two ends of the cooling roller (14) in a rotating mode through bearings, one side of the transportation rack (11) is connected with the lower surface of the driving motor (12) through bolts, the fixing seats (21) are respectively connected with the two sides of the transportation rack (11) through bolts, the upper surface of the fixing seats (21) is provided with air cylinders (22), the upper ends of the air cylinders (22) are fixedly connected with the two ends of the spray pipes (23) through air cylinder rods, and the lower surfaces of the spray pipes (23) are respectively and uniformly provided with high-pressure spray heads (24).

2. A hot rolled steel sheet cooling conveyance apparatus according to claim 1, characterized in that: one end of the driving motor (12) is fixedly connected with the first gear (15) through a motor shaft, a transmission belt (16) is sleeved on the first gear (15), the other end of the transmission belt (16) is sleeved on the outer side of the second gear (17), and one end of the second gear (17) is fixedly connected with the transmission gear set (18) through a transmission shaft.

3. A hot rolled steel sheet cooling conveyance apparatus according to claim 2, characterized in that: the inner side of the transmission gear set (18) is fixedly connected with one end of the conveying roller (13) through a transmission shaft, and a transmission chain (19) is sleeved on the outer wall of the transmission gear set (18).

4. A hot rolled steel sheet cooling conveyance apparatus according to claim 3, characterized in that: the lower surface of the inner wall of one side of the transportation rack (11) is fixedly connected with a circulating water pump (3) through bolts respectively, one end of the circulating water pump (3) is fixedly connected with one side of a cooling liquid tank (31) through a pipeline, and the other end of the circulating water pump (3) is fixedly connected with one ends of two groups of cooling rollers (14) through pipelines respectively.

5. A hot rolled steel sheet cooling conveyance apparatus according to claim 4, characterized in that: circulating water pump (3), coolant liquid case (31) and two sets of chill roll (14) constitute cooling body, and coolant liquid case (31) opposite side is respectively through pipeline and two sets of chill roll (14) other end fixed connection, and the temperature detector is installed to coolant liquid case (31) one side.

6. A hot rolled steel sheet cooling conveyance apparatus according to claim 5, characterized in that: the conveying rollers (13) and the cooling rollers (14) are arranged in parallel at intervals, and the upper surfaces of the conveying rollers (13) and the cooling rollers (14) are on the same horizontal plane.

7. A hot rolled steel sheet cooling conveyance apparatus according to claim 6, characterized in that: shower (23) one end is passed through pipeline and external water source fixed connection, and the pipeline is close to shower (23) one side and installs the force (forcing) pump, and the apopore has been seted up to shower (23) lower surface, outlet hole inner wall and high pressure nozzle (24) fixed connection.