CN220879940U - Hot rolling rough descaling protection device - Google Patents
Hot rolling rough descaling protection device Download PDFInfo
- Publication number
- CN220879940U CN220879940U CN202322444392.8U CN202322444392U CN220879940U CN 220879940 U CN220879940 U CN 220879940U CN 202322444392 U CN202322444392 U CN 202322444392U CN 220879940 U CN220879940 U CN 220879940U
- Authority
- CN
- China
- Prior art keywords
- stop lever
- height
- descaling
- support
- protection device
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000005098 hot rolling Methods 0.000 title claims abstract description 11
- 239000002184 metal Substances 0.000 claims abstract description 19
- 229910052751 metal Inorganic materials 0.000 claims abstract description 19
- 230000001012 protector Effects 0.000 claims 1
- 230000002159 abnormal effect Effects 0.000 abstract description 3
- 239000002893 slag Substances 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000001590 oxidative effect Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Metal Rolling (AREA)
Abstract
The utility model discloses a hot rolling rough descaling protection device, which comprises two symmetrically arranged brackets, wherein movable grooves are formed in the brackets, and stop rods are slidably arranged through the movable grooves; the metal limit switch with adjustable height is arranged on the outer side of the support, one end of the metal switch is contacted with the stop lever, and the support is also provided with a height adjusting device for adjusting the height of the stop lever. The stop lever height limiting device is characterized in that a stop lever is arranged above the descaling roller way, when a bulged slab impacts the stop lever, the stop lever moves upwards, metal limit switches on two sides of the stop lever are powered off, the metal limit switches on two sides are connected in series to participate in the chain of a roller way operation program, when any one switch is powered off, the roller way stops operating, abnormal slab impacts on a rough dephosphorization nozzle and a collecting pipe are prevented, the design principle of the device is simple, the maintenance is easy, the workpiece is firm, the rough descaling high temperature and the severe environment requirement of more oxidizing slag are met, and the bulged slab is not interfered to roll back.
Description
Technical Field
The utility model belongs to the technical field of rolling production lines, and particularly relates to a hot rolling rough descaling protection device.
Background
The rough descaling machine is an important device for removing primary iron scales generated after slab heating and is arranged behind a furnace outlet roller way of the heating furnace.
On one hand, due to segregation of central elements of continuous casting slabs and generation of cracks, slab bulge defects can be caused, the thickness geometric dimension of the slabs is greatly changed, when the thickness of the slabs exceeds the height of a header nozzle, the slab can impact a coarse dephosphorization nozzle and the header to cause equipment damage, further, the surface quality of products is uncontrolled, production is interrupted, and the production cost is increased.
Accordingly, the present utility model provides a hot rolling rough descaling device to solve the problems set forth in the background art.
Disclosure of utility model
In order to achieve the above purpose, the present utility model provides the following technical solutions:
A hot rolling rough descaling protective device comprises two brackets which are symmetrically arranged,
The bracket is provided with a movable groove, and a stop lever is slidably arranged through the movable groove;
The height-adjustable metal limit switch is installed on the outer side of the support, one end of the metal limit switch is in contact with the stop lever, and the support is further provided with a height adjusting device for adjusting the height of the stop lever.
The further scheme is as follows: the height adjusting device comprises an adjusting plate, an adjusting screw is connected to the adjusting plate through threads, and one end of the adjusting screw is abutted to the stop lever.
The further scheme is as follows: the metal limit switch is movably arranged on the adjusting plate.
The further scheme is as follows: stop sheets are arranged at two ends of the stop lever.
The further scheme is as follows: mounting holes are formed in two sides of the support, and clamping grooves are formed in the middle of the support.
Compared with the prior art, the utility model has the beneficial effects that:
The stop lever height limiting device is characterized in that a stop lever is arranged above the descaling roller way, when a bulged slab impacts the stop lever, the stop lever moves upwards, metal limit switches on two sides of the stop lever are powered off, the metal limit switches on two sides are connected in series to participate in the chain of a roller way operation program, when any one switch is powered off, the roller way stops operating, abnormal slab impacts on a rough dephosphorization nozzle and a collecting pipe are prevented, the design principle of the device is simple, the maintenance is easy, the workpiece is firm, the rough descaling high temperature and the severe environment requirement of more oxidizing slag are met, and the bulged slab is not interfered to roll back.
Drawings
The present utility model is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.
FIG. 1 is a schematic view showing the overall structure of a hot rolling rough descaling device;
FIG. 2 is a schematic structural view of a bracket in a hot rolling rough descaling device.
In the figure: 101. a stop lever; 102. a stop piece; 103. a bracket; 104. a metal limit switch; 105. a height adjusting device; 106. a mounting hole; 107. a clamping groove; 108. a movable groove.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the particular embodiments described herein are illustrative only and are not intended to limit the utility model, i.e., the embodiments described are merely some, but not all, of the embodiments of the utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present utility model.
Referring to fig. 1-2, in the embodiment of the utility model, a hot rolling rough descaling protection device comprises two symmetrically arranged brackets 103, wherein movable grooves 108 are formed on the brackets 103, and stop rods 101 are slidably arranged through the movable grooves 108; the outside of the support 103 is provided with a height-adjustable metal limit switch 104, one end of the metal limit switch is contacted with the stop lever 101, and the support 103 is also provided with a height adjusting device 105 for adjusting the height of the stop lever 101.
Compared with the prior art, the hot rolling rough descaling protection device has the advantages that the stop lever 101 is arranged above the descaling roller way to limit the height, when a bulged slab impacts the stop lever 101, the stop lever 101 moves upwards, the metal limit switches 104 on two sides of the stop lever 101 are powered off, the metal limit switches 104 on two sides are connected in series to participate in the chain of a roller way operation program, when any one switch is powered off, the roller way stops operating, abnormal slab impacts on a rough descaling nozzle and a collecting pipe are prevented, the design principle of the device is simple and easy to maintain, the workpiece is resistant to real operation, the rough descaling high temperature and the severe environment requirement of more oxidized slag are met, and meanwhile, the bulged slab is not interfered to roll back.
In this embodiment, the height adjusting device 105 includes an adjusting plate, on which an adjusting screw is screwed, one end of the adjusting screw is abutted against the stop lever 101, and two ends of the stop lever 101 can be jacked up or lowered down by rotating the adjusting screw, so as to adjust the height of the stop lever 101.
Further, the metal limit switch 104 is movably mounted on the adjusting plate, both ends of the stop lever 101 are provided with stop pieces 102, and the relative height of the metal limit switch 104 is adjusted to match the height of the stop lever 101.
Specifically, mounting holes 106 are formed in two sides of the support 103, clamping grooves 107 are formed in the middle of the support 103, two sides of the support 103 are fixed above roller bearing seats of the roller way through bolts and the clamping grooves 107 in the middle.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and the like 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 above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The foregoing is merely illustrative of the structures of this utility model and various modifications, additions and substitutions for those skilled in the art can be made to the described embodiments without departing from the scope of the utility model or from the scope of the utility model as defined in the accompanying claims.
Claims (5)
1. The utility model provides a thick descaling protector of hot rolling, includes two supports that the symmetry set up, its characterized in that:
The bracket is provided with a movable groove, and a stop lever is slidably arranged through the movable groove;
The height-adjustable metal limit switch is installed on the outer side of the support, one end of the metal limit switch is in contact with the stop lever, and the support is further provided with a height adjusting device for adjusting the height of the stop lever.
2. The hot-rolled rough descaling protection device according to claim 1, wherein the height adjusting device comprises an adjusting plate, an adjusting screw is connected to the adjusting plate in a threaded mode, and one end of the adjusting screw is abutted to the stop lever.
3. The hot-rolled rough descaling protection device according to claim 2, wherein the metal limit switch is movably mounted on the adjusting plate.
4. The hot-rolled rough descaling protection device according to claim 1, wherein stop pieces are arranged at two ends of the stop lever.
5. The hot-rolled rough descaling protection device according to claim 1, wherein mounting holes are formed in two sides of the support, and a clamping groove is formed in the middle of the support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322444392.8U CN220879940U (en) | 2023-09-08 | 2023-09-08 | Hot rolling rough descaling protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322444392.8U CN220879940U (en) | 2023-09-08 | 2023-09-08 | Hot rolling rough descaling protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220879940U true CN220879940U (en) | 2024-05-03 |
Family
ID=90876379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322444392.8U Active CN220879940U (en) | 2023-09-08 | 2023-09-08 | Hot rolling rough descaling protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220879940U (en) |
-
2023
- 2023-09-08 CN CN202322444392.8U patent/CN220879940U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |