CN216779863U

CN216779863U - Hot-rolled steel plate rolling device

Info

Publication number: CN216779863U
Application number: CN202121945911.3U
Authority: CN
Inventors: 齐进刚; 孙志丽; 姚国勇; 王利成; 卢素景
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: 2022-06-21
Anticipated expiration: 2031-08-18

Abstract

The utility model discloses a rolling device for a hot-rolled steel plate, which comprises a rack, wherein a biting angle adjusting mechanism, a rolling mechanism and an adjusting mechanism are respectively arranged on the rack, the biting angle adjusting mechanism comprises a spring column, a fine adjustment seat, a bearing seat and an adjusting rod, the rolling mechanism comprises an upper rolling roller and a lower rolling roller, the adjusting mechanism comprises a lower fixing device and an upper adjusting device, and the upper adjusting device comprises an air cylinder and an upper positioning roller. This hot-rolled steel plate rolling device, carry out the fine setting through manual control valve to the centering degree of adjusting lever, guarantee that adjusting portion inboard and steel sheet both sides contact, guarantee the accuracy of biting the angle, the effectual homogeneity of having ensured follow-up rolling plastic deformation, guarantee the quality of product, change the rolling shape between last rolling roller and the lower rolling roller through last registration roller, avoid the hot rolling in-process, the cylinder pressure is too big to cause the trouble, thereby it is inhomogeneous to lead to the steel sheet rolling, further control the shape of steel sheet, the product quality of steel sheet production has been improved.

Description

Hot-rolled steel plate rolling device

Technical Field

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

Background

Hot rolling means rolling at a temperature higher than the recrystallization temperature of the metal. Rolling is a material processing method which draws a rolled piece into a roller by friction force of rotating rollers and simultaneously leads the rolled piece to generate compression deformation between two rollers or more than two rollers by means of pressure applied by the rollers, however, the following problems still exist in the using process:

1. in the actual rolling production, the situation that a rolled piece cannot be smoothly bitten by a roller, so that the rolling process is stopped, and the situation that the plastic deformation of a plate is not uniform due to an unreasonable biting angle can occur, so that the production efficiency is reduced, and the quality problem of the product is easy to exist;

2. traditional rolling device is usually direct through cylinder adjustment rolling roller both ends to rolling the steel sheet, cylinder pressure is great, and cylinder life is low, has improved cost of maintenance, and rolling efficiency is low, the quality is low.

In view of these defects, it is necessary to design a rolling device for hot rolled steel sheets.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a hot-rolled steel plate rolling device, which finely adjusts the centering degree of an adjusting rod through a manual adjusting valve, ensures that the inner side of the adjusting part is contacted with the two sides of a steel plate, ensures the accuracy of a bite angle, effectively ensures the uniformity of plastic deformation in subsequent rolling, improves the production efficiency, ensures the quality of products, changes the rolling shape between an upper rolling roller and a lower rolling roller through an upper positioning roller, avoids the condition that the rolling of the steel plate is uneven due to the fact that the pressure of a cylinder is overlarge in the hot rolling process, further controls the shape of the steel plate, improves the product quality of steel plate production, and can solve the problems in the prior art.

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

the utility model provides a hot-rolled steel plate rolling device, includes the frame, install respectively on the frame and bite angle guiding mechanism, rolling mechanism and adjustment mechanism, bite angle guiding mechanism includes spring post, fine-tuning seat, bearing frame and adjusting lever, and rolling mechanism includes last rolling roller and lower rolling roller, and adjustment mechanism includes fixing device and last adjusting device down, and lower fixing device comprises lower registration roller and first motor, goes up adjusting device and comprises cylinder and last registration roller.

Preferably, the adjusting lever both ends are rotated through bearing and bearing frame respectively and are connected, and adjusting lever both ends outer wall is provided with the adjustment portion respectively, inboard and the spring post one end fixed connection of bearing frame, the spring post other end and fine setting seat fixed connection.

Preferably, the bearing seat and the fine tuning seat are respectively fixedly connected with the inner side of the adjusting box through bolts, adjusting holes are respectively formed in two sides of the adjusting box, and one end of the fine tuning seat penetrates through the adjusting holes and is fixedly connected with the manual adjusting valve.

Preferably, one end of each of the upper rolling roller and the lower rolling roller is rotatably connected with the inner side of the rack through a bearing, the other end of each of the upper rolling roller and the lower rolling roller is fixedly connected with a universal shaft seat through a bolt, and the outer side of the universal shaft seat is rotatably connected with the inner side of the rack through a bearing.

Preferably, both ends of the lower positioning roller are respectively rotatably connected with the inner side of the frame through bearings, and one end of the lower positioning roller penetrates through one side of the frame and is rotatably connected with the first motor through a motor shaft.

Preferably, two ends of the upper positioning roller are respectively rotatably connected with the inner side of the frame through bearings, sliding grooves matched with the bearings are respectively arranged on two sides of the frame, positioning rings are respectively sleeved at two ends of the upper positioning roller, and the upper ends of the positioning rings are respectively fixedly connected with the cylinder rod at the lower end of the cylinder through pin shaft seats.

Preferably, the lower end of the cylinder is fixedly connected with two ends of the upper surface of the rack through bolts, the lower surface of the upper positioning roller is in contact with the upper surface of the upper rolling roller, the lower end of the upper rolling roller is provided with a lower rolling roller, and the lower surface of the lower rolling roller is in contact with the upper surface of the lower positioning roller.

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

1. this hot rolled steel sheet rolling device finely tunes the degree in the middle of adjusting rod through manual control valve, guarantees that the inboard and steel sheet both sides of adjustment portion contact, guarantees the accuracy at biting angle, and the effectual homogeneity of having ensured follow-up rolling plastic deformation improves production efficiency, guarantees the quality of product.

2. The rolling device for the hot rolled steel plate guarantees large angular displacement through the arranged universal shaft seat, is wide in rotating angle range and flexible in rotation, can reduce the consumption of a rolling mill bearing, effectively reduces the cost of the rolling mill bearing, can greatly improve the stable production of material type control of the rolling mill, and greatly improves the production efficiency.

3. According to the rolling device for the hot-rolled steel plate, the rolling shape between the upper rolling roller and the lower rolling roller is changed through the upper positioning roller, and the problem that the air cylinder pressure is too large to cause faults in the hot rolling process is avoided, so that the rolling of the steel plate is uneven, the shape of the steel plate is further controlled, and the product quality of steel plate production is improved.

Drawings

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

FIG. 2 is an exploded perspective view of a bite angle adjustment mechanism of the present invention;

FIG. 3 is a partial perspective view of the rolling mechanism and adjustment mechanism of the present invention;

fig. 4 is a perspective view of the upper adjustment device of the present invention.

In the figure: 1. a frame; 2. a bite angle adjusting mechanism; 21. a spring post; 22. a fine adjustment seat; 23. a bearing seat; 24. an adjusting lever; 25. an adjustment unit; 26. an adjustment box; 27. an adjustment hole; 3. a rolling mechanism; 31. An upper rolling roll; 32. a lower rolling roll; 33. a universal shaft seat; 4. an adjustment mechanism; 41. a lower fixing device; 411. a lower positioning roller; 412. a first motor; 42. an upper adjusting device; 421. a cylinder; 422. an upper positioning roller; 423. a positioning ring; 424. a pin shaft seat.

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. 1-4, a hot rolled steel plate rolling device comprises a frame 1, a bite angle adjusting mechanism 2, a rolling mechanism 3 and an adjusting mechanism 4 are respectively installed on the frame 1, the bite angle adjusting mechanism 2 comprises a spring post 21, a fine adjustment seat 22, a bearing seat 23 and an adjusting rod 24, two ends of the adjusting rod 24 are respectively rotatably connected with the bearing seat 23 through bearings, outer walls of two ends of the adjusting rod 24 are respectively provided with an adjusting part 25, an inner side of the bearing seat 23 is fixedly connected with one end of the spring post 21, the other end of the spring post 21 is fixedly connected with the fine adjustment seat 22, the bearing seat 23 and the fine adjustment seat 22 are respectively fixedly connected with an inner side of an adjusting box 26 through bolts, two sides of the adjusting box 26 are respectively provided with an adjusting hole 27, one end of the fine adjustment seat 22 penetrates through the adjusting hole 27 to be fixedly connected with a manual adjusting valve, different adjusting holes 27 are respectively installed according to heights of steel plates to adjust distances between the adjusting rods 24, the manual regulating valve finely regulates the centering degree of the regulating rod 24, ensures that the inner side of the regulating part 25 is contacted with the two sides of the steel plate, ensures the accuracy of a biting angle, effectively ensures the uniformity of subsequent rolling plastic deformation, improves the production efficiency, and ensures the quality of a product, the rolling mechanism 3 comprises an upper rolling roller 31 and a lower rolling roller 32, one end of the upper rolling roller 31 and one end of the lower rolling roller 32 are respectively and rotatably connected with the inner side of the rack 1 through a bearing, the other end of the upper rolling roller 31 and the other end of the lower rolling roller 32 are respectively and fixedly connected with a universal shaft seat 33 through bolts, the outer side of the universal shaft seat 33 is rotatably connected with the inner side of the rack 1 through a bearing, the upper rolling roller 31 and the lower rolling roller 32 still keep rolling angles in the rotating and rolling process through the arranged universal shaft seat 33, larger angular displacement is ensured, the rotating angle range is wide, the rotation is flexible, the rolling mill bearing consumption can be reduced, the rolling mill bearing cost is effectively reduced, the material shape control and stable production of the rolling mill can be greatly improved, the production efficiency is greatly improved, the adjusting mechanism 4 comprises a lower fixing device 41 and an upper adjusting device 42, the lower fixing device 41 is composed of a lower positioning roller 411 and a first motor 412, two ends of the lower positioning roller 411 are respectively rotatably connected with the inner side of the frame 1 through bearings, one end of the lower positioning roller 411 penetrates through one side of the frame 1 and is rotatably connected with the first motor 412 through a motor shaft, the upper adjusting device 42 is composed of an air cylinder 421 and an upper positioning roller 422, two ends of the upper positioning roller 422 are respectively rotatably connected with the inner side of the frame 1 through bearings, two sides of the frame 1 are respectively provided with a sliding chute matched with the bearings, two ends of the upper positioning roller 422 are respectively sleeved with a positioning ring 423, the upper end of the positioning ring 423 is respectively fixedly connected with an air cylinder rod at the lower end of the air cylinder 421 through a pin shaft seat 424, the lower end of the air cylinder 421 is respectively fixedly connected with two ends of the upper surface of the frame 1 through bolts, go up registration roller 422 lower surface and last rolling roller 31 upper surface contact, it is provided with lower rolling roller 32 to go up rolling roller 31 lower extreme, lower rolling roller 32 lower surface and lower registration roller 411 upper surface contact, the angle of registration roller 422 is gone up in the cylinder 421 adjustment at last registration roller 422 both ends respectively, thereby change the rolling shape between rolling roller 31 and the lower rolling roller 32, avoid the hot rolling in-process, the cylinder 421 too big trouble that causes of pressure, thereby it is inhomogeneous to lead to the steel sheet rolling, further control the shape of steel sheet, the product quality of steel sheet production has been improved.

In conclusion, the rolling device for the hot rolled steel plate is provided with the different adjusting holes 27 respectively according to the height of the steel plate to adjust the distance between the adjusting rods 24, the manual adjusting valve is used for finely adjusting the centering degree of the adjusting rods 24, the contact between the inner side of the adjusting part 25 and the two sides of the steel plate is ensured, the accuracy of a biting angle is ensured, the uniformity of subsequent rolling plastic deformation is effectively ensured, the production efficiency is improved, the product quality is ensured, the rolling angle is still kept in the rotating rolling process of the upper rolling roller 31 and the lower rolling roller 32 through the arranged universal shaft seat 33, a larger angular displacement is ensured, the rotating angle range is wide, the rotation is flexible, the rolling mill bearing consumption is reduced, the rolling mill bearing cost is effectively reduced, the material shape control stable production of the rolling mill can be greatly improved, the production efficiency is greatly improved, the angle of the upper positioning roller 422 is adjusted through the air cylinders 421 at the two ends of the upper positioning roller 422, therefore, the rolling shape between the upper rolling roller 31 and the lower rolling roller 32 is changed, faults caused by overlarge pressure of the cylinder 421 in the hot rolling process are avoided, the rolling of the steel plate is uneven, the shape of the steel plate is further controlled, and the product quality of the steel plate production is improved.

It should be noted that, in this document, relational terms such as first and second, and the like are 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 rolling device comprises a frame (1), and is characterized in that: the automatic adjusting device is characterized in that a biting angle adjusting mechanism (2), a rolling mechanism (3) and an adjusting mechanism (4) are respectively installed on the rack (1), the biting angle adjusting mechanism (2) comprises a spring column (21), a fine adjusting seat (22), a bearing seat (23) and an adjusting rod (24), the rolling mechanism (3) comprises an upper rolling roller (31) and a lower rolling roller (32), the adjusting mechanism (4) comprises a lower fixing device (41) and an upper adjusting device (42), the lower fixing device (41) comprises a lower positioning roller (411) and a first motor (412), and the upper adjusting device (42) comprises a cylinder (421) and an upper positioning roller (422).

2. A hot rolled steel sheet rolling apparatus according to claim 1, characterized in that: the two ends of the adjusting rod (24) are rotatably connected with the bearing seats (23) through bearings respectively, the outer walls of the two ends of the adjusting rod (24) are provided with adjusting parts (25) respectively, the inner sides of the bearing seats (23) are fixedly connected with one ends of the spring columns (21), and the other ends of the spring columns (21) are fixedly connected with the fine adjustment seats (22).

3. A hot rolled steel sheet rolling apparatus according to claim 2, characterized in that: the bearing seat (23) and the fine adjustment seat (22) are respectively fixedly connected with the inner side of the adjusting box (26) through bolts, adjusting holes (27) are respectively formed in two sides of the adjusting box (26), and one end of the fine adjustment seat (22) penetrates through the adjusting holes (27) to be fixedly connected with the manual adjusting valve.

4. A hot-rolled steel sheet rolling apparatus according to claim 3, characterized in that: one end of each of the upper rolling roller (31) and the lower rolling roller (32) is rotatably connected with the inner side of the rack (1) through a bearing, the other end of each of the upper rolling roller (31) and the lower rolling roller (32) is fixedly connected with a universal shaft seat (33) through a bolt, and the outer side of the universal shaft seat (33) is rotatably connected with the inner side of the rack (1) through a bearing.

5. A hot rolled steel sheet rolling apparatus according to claim 4, characterized in that: two ends of the lower positioning roller (411) are respectively rotatably connected with the inner side of the frame (1) through bearings, and one end of the lower positioning roller (411) penetrates through one side of the frame (1) and is rotatably connected with the first motor (412) through a motor shaft.

6. A hot rolled steel sheet rolling apparatus according to claim 5, characterized in that: the two ends of the upper positioning roller (422) are respectively rotatably connected with the inner side of the frame (1) through bearings, sliding grooves matched with the bearings are respectively formed in the two sides of the frame (1), positioning rings (423) are respectively sleeved at the two ends of the upper positioning roller (422), and the upper ends of the positioning rings (423) are respectively fixedly connected with a cylinder rod at the lower end of the cylinder (421) through a pin shaft seat (424).

7. The rolling device of a hot rolled steel sheet according to claim 6, characterized in that: the lower end of the air cylinder (421) is fixedly connected with two ends of the upper surface of the frame (1) through bolts, the lower surface of the upper positioning roller (422) is in contact with the upper surface of the upper rolling roller (31), the lower end of the upper rolling roller (31) is provided with a lower rolling roller (32), and the lower surface of the lower rolling roller (32) is in contact with the upper surface of the lower positioning roller (411).