CN220461732U - Rolling mill upper step pad device - Google Patents
Rolling mill upper step pad device Download PDFInfo
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- CN220461732U CN220461732U CN202320798493.2U CN202320798493U CN220461732U CN 220461732 U CN220461732 U CN 220461732U CN 202320798493 U CN202320798493 U CN 202320798493U CN 220461732 U CN220461732 U CN 220461732U
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- assembly
- step pad
- rolling mill
- main carriage
- sliding rail
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- 238000005096 rolling process Methods 0.000 title claims abstract description 47
- 210000001503 joint Anatomy 0.000 claims abstract description 7
- 238000003032 molecular docking Methods 0.000 claims description 7
- 230000008859 change Effects 0.000 abstract description 12
- 230000007423 decrease Effects 0.000 abstract description 8
- 229910000831 Steel Inorganic materials 0.000 abstract description 5
- 239000010959 steel Substances 0.000 abstract description 5
- 238000005098 hot rolling Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008092 positive effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The application discloses ladder pad device on rolling mill relates to hot rolling finish rolling machinery technical field, include: the main sliding frame is provided with a sliding rail; the step pad assembly is slidably arranged on the sliding rail; the driving assembly is fixed at one end of the main carriage and is used for driving the step pad assembly to slide on the main carriage; the replacing assembly is detachably fixed at one end, far away from the main carriage, of the main carriage, the replacing assembly is in butt joint with the sliding rail, and the ladder pad assembly to be replaced can slide onto the replacing assembly through the sliding rail; through setting up detachable change subassembly, can effectively solve because the roll gap that ladder pad subassembly wearing and tearing lead to adjusts the accuracy lower, rolling mill rigidity decline, rolling mill stability decline, cause pile steel, throw the tail, the rotten scheduling problem of slab band rolling.
Description
Technical Field
The application relates to the technical field of hot rolling finishing rolling machinery, in particular to a step pad device on a rolling mill.
Background
The hot continuous rolling production line generally adopts an AGC upper structure rolling mill for rolling, and the rolling mill ensures the AGC reduction adjustment range to be in a reasonable range through the adjustment of an upper step pad according to the diameter change of different roller systems under the combined action of the step pad and an AGC oil cylinder, and realizes the adjustment of the roller gap and the plate thickness control. The upper step pad system is an important device for compensating the diameter abrasion of the upper supporting roller and the upper working roller, but in the long-term use process, the step pad can be abraded to different degrees, and the surface can be provided with oil stains, powder residues and other foreign matters, thus the roller gap adjusting accuracy is easy to lower, the rigidity of the rolling mill is reduced, the stability of the rolling mill is reduced, and accidents such as steel piling, tail throwing and plate and strip rolling are caused.
Disclosure of Invention
An object of the present application is to provide a rolling mill upper step pad device to solve the technical problem that the rolling mill upper step pad was changed to a certain extent.
In order to solve the technical problems, the application adopts the following technical scheme:
a first aspect of embodiments of the present application provides a rolling mill upper step pad device, comprising: the main sliding frame is provided with a sliding rail; the step pad assembly is slidably arranged on the sliding rail; the driving assembly is fixed at one end of the main carriage and is used for driving the step pad assembly to slide on the main carriage; the replacing assembly is detachably fixed at one end, far away from the main carriage, of the main carriage, the replacing assembly is in butt joint with the sliding rail, and the ladder pad assembly to be replaced can slide onto the replacing assembly through the sliding rail.
In some embodiments, the replacement assembly comprises: a baffle; the guide plates are provided with 2 guide plates, one ends of the 2 guide plates are respectively connected with two ends of the baffle plate, and the other ends of the 2 guide plates are connected with the main carriage; and the bottom plate is connected with the lower ends of the 2 guide plates.
In some embodiments, the guide plate is provided with a docking track docking with the sliding rail.
In some embodiments, a threaded hole is formed at the connection part of the guide plate and the main carriage, and the guide plate is connected with the main carriage through a screw.
In some embodiments, the docking track is connected to the slide rail by a stop.
In some embodiments, the baffle is provided with a trapezoidal opening.
In some embodiments, the base plate is provided with holes.
In some embodiments, the baffle is connected to the guide plate by screws.
In some embodiments, the step pad assembly includes: the first step pad is connected with the power output end of the driving assembly; the second step pad is connected with the first step pad through a connecting rod.
In some embodiments, the drive assembly is a hydraulic cylinder.
According to the technical scheme, the application has at least the following advantages and positive effects:
the utility model provides a ladder pad device on rolling mill, through setting up detachable and changing the subassembly, when ladder pad subassembly takes place wearing and tearing, will change the subassembly and be fixed in the main carriage, slide ladder pad group to change and transport away on the subassembly, again with new ladder subassembly through change the subassembly slide extremely main carriage is last to be installed, can effectively solve because the roll gap that ladder pad subassembly wearing and tearing lead to adjusts the accuracy lower, rolling mill rigidity decline, rolling mill stability decline, causes pile steel, gets rid of the tail, the rotten scheduling problem of slab band rolling.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for 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 utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a rolling mill upper step pad assembly according to an embodiment;
FIG. 2 is a schematic structural view of a replacement assembly for a step pad assembly on a rolling mill according to an embodiment;
FIG. 3 is a schematic view of the structure of a guide plate of a rolling mill upper step pad device according to an embodiment;
FIG. 4 is one of the operational state diagrams of a rolling mill upper step pad device according to an embodiment;
FIG. 5 is a second view of the working state of a rolling mill upper step pad device according to the embodiment;
FIG. 6 is a third view of the operating state of a rolling mill upper step pad device according to the embodiment;
FIG. 7 is a fourth view of the operating state of a rolling mill upper step pad device according to an embodiment.
The reference numerals are explained as follows: 1. a main carriage; 2. a slide rail; 3. replacing the assembly; 31. a baffle; 32. a guide plate; 321. a butt joint track; 322. a threaded hole; 33. a bottom plate; 34. a stop block; 4. a first step pad; 5. a second step pad; 6. a hydraulic cylinder; 7. and (5) connecting a rod.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
In the description of the present application, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.
The terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", or a third "may explicitly or implicitly include one or more such feature. In the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.
Please refer to fig. 1.
FIG. 1 is a schematic structural view of a rolling mill upper step pad device according to an embodiment of the present application, as shown in the drawings, the device includes: the device comprises a main carriage 1, wherein a sliding rail 2 is arranged on the main carriage 1; the step pad assembly is slidably arranged on the sliding rail 2; the driving assembly is fixed at one end of the main carriage 1 and is used for driving the step pad assembly to slide on the main carriage 1; the replacing component 3 is detachably fixed at one end of the main carriage 1, which is far away from the main carriage 1, the replacing component 3 is in butt joint with the sliding rail 2, and the ladder pad component to be replaced can slide onto the replacing component 3 through the sliding rail 2; through setting up detachable change subassembly 3, when ladder pad subassembly takes place wearing and tearing, will change subassembly 3 and be fixed in main carriage 1, slide ladder pad group to change and transport away on the subassembly 3, slide new ladder subassembly through change subassembly 3 extremely install on the main carriage 1, can effectively solve because the roll gap that ladder pad subassembly wearing and tearing lead to adjusts the accuracy lower, rolling mill rigidity decline, rolling mill stability decline, causes pile steel, gets rid of the tail, the slab band rolls rotten scheduling problem.
Please refer to fig. 2;
in this embodiment, the replacement assembly 3 includes: a baffle 31; the guide plates 32, wherein 2 guide plates 32 are arranged, one ends of the 2 guide plates 32 are respectively connected with two ends of the baffle plate 31, and the other ends of the 2 guide plates 32 are connected with the main carriage 1; and a bottom plate 33 connected to the lower ends of the 2 guide plates 32.
Please refer to fig. 3;
in this embodiment, the guide plate 32 is provided with a docking track 321 that docks with the sliding rail 2.
In this embodiment, a threaded hole 322 is provided at the connection between the guide plate 32 and the main carriage 1, and the guide plate 32 is connected to the main carriage 1 by a screw.
In this embodiment, the docking rail 321 is connected to the slide rail 2 by a stopper 34.
In this embodiment, the baffle 31 is provided with a trapezoid opening, so as to be convenient for docking and carrying with the crown block.
In this embodiment, the bottom plate 33 is provided with a hole, so that the overhead travelling crane can conveniently lift the workpiece to be replaced on the bottom plate 33.
In this embodiment, the baffle 31 is connected to the guide plate 32 by screws.
In this embodiment, the step pad assembly includes: a first step pad 4 connected with the power output end of the driving assembly; the second step pad 5 is connected with the first step pad 4 through a connecting rod 7.
In this embodiment, the drive assembly is a hydraulic cylinder 6.
Referring to fig. 4 to 7, fig. 4 to 7 are operation methods for replacing a step pad of a step pad device on a rolling mill according to embodiments of the present application:
as shown in fig. 4 to 5, the replacement assembly 3 is fixed on the main carriage 1, the cylinder rod of the hydraulic cylinder 6 is retracted, the pin connected with the first step pad 4 by the hydraulic cylinder 6 is removed, the second step pad 5 is pushed onto the replacement device by a rope, the pin connected with the connecting rod 7 by the second step pad 5 is removed, and the second step pad 5 is lifted by the overhead travelling crane;
as shown in fig. 6, the connecting rod 7 is pulled to the replacement assembly 3 by a rope, a spike connected with the first step pad 4 by the connecting rod 7 is removed, and the connecting rod 7 is lifted by a crown block;
as shown in fig. 7, the first step pad 4 is pulled onto the replacement assembly 3 by a rope, and the first step pad 4 is hoisted away using a crown block;
during installation, the crown block is used for sequentially hanging the first ladder pad 4, the connecting rod 7 and the second ladder pad 5 on the replacement assembly 3, and then the first ladder pad, the connecting rod 7 and the second ladder pad slide on the main carriage 1 for installation, so that replacement can be completed.
According to the technical scheme, the application has at least the following advantages and positive effects:
the utility model provides a ladder pad device on rolling mill, through setting up detachable and changing the subassembly, when ladder pad subassembly takes place wearing and tearing, will change the subassembly and be fixed in the main carriage, slide ladder pad group to change and transport away on the subassembly, again with new ladder subassembly through change the subassembly slide extremely main carriage is last to be installed, can effectively solve because the roll gap that ladder pad subassembly wearing and tearing lead to adjusts the accuracy lower, rolling mill rigidity decline, rolling mill stability decline, causes pile steel, gets rid of the tail, the rotten scheduling problem of slab band rolling.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the scope of the present utility model should be included in the scope of the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.
Claims (9)
1. An upper step pad assembly for a rolling mill, comprising:
the main sliding frame is provided with a sliding rail;
the step pad assembly is slidably arranged on the sliding rail;
the driving assembly is fixed at one end of the main carriage and is used for driving the step pad assembly to slide on the main carriage;
the replacing assembly is detachably fixed at one end, far away from the main carriage, of the main carriage, the replacing assembly is in butt joint with the sliding rail, and the ladder pad assembly to be replaced can slide onto the replacing assembly through the sliding rail;
the replacement assembly includes:
a baffle;
the guide plates are provided with 2 guide plates, one ends of the 2 guide plates are respectively connected with two ends of the baffle plate, and the other ends of the 2 guide plates are connected with the main carriage;
and the bottom plate is connected with the lower ends of the 2 guide plates.
2. The rolling mill upper step pad device according to claim 1, wherein the guide plate is provided with a butt joint track which is in butt joint with the slide rail.
3. The rolling mill upper step pad device according to claim 1, wherein a threaded hole is provided at a junction of the guide plate and the main carriage, and the guide plate is connected to the main carriage by a screw.
4. The rolling mill upper step pad assembly of claim 2, wherein said docking track is connected to said slide rail by a stop.
5. The rolling mill upper step pad assembly of claim 1 wherein said baffle is provided with a trapezoidal opening.
6. The rolling mill upper step pad assembly of claim 1 wherein said bottom plate is provided with holes.
7. The rolling mill upper step pad assembly of claim 2, wherein said baffle is attached to said guide plate by screws.
8. The rolling mill upper step pad assembly of claim 1, wherein the step pad assembly comprises:
the first step pad is connected with the power output end of the driving assembly;
the second step pad is connected with the first step pad through a connecting rod.
9. The rolling mill upper step pad assembly of claim 1 wherein the drive assembly is a hydraulic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320798493.2U CN220461732U (en) | 2023-04-12 | 2023-04-12 | Rolling mill upper step pad device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320798493.2U CN220461732U (en) | 2023-04-12 | 2023-04-12 | Rolling mill upper step pad device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220461732U true CN220461732U (en) | 2024-02-09 |
Family
ID=89797003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320798493.2U Active CN220461732U (en) | 2023-04-12 | 2023-04-12 | Rolling mill upper step pad device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220461732U (en) |
-
2023
- 2023-04-12 CN CN202320798493.2U patent/CN220461732U/en active Active
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