CN216705478U - Guard plate device for controlling steel rolling torsion of heavy rail - Google Patents
Guard plate device for controlling steel rolling torsion of heavy rail Download PDFInfo
- Publication number
- CN216705478U CN216705478U CN202123331618.0U CN202123331618U CN216705478U CN 216705478 U CN216705478 U CN 216705478U CN 202123331618 U CN202123331618 U CN 202123331618U CN 216705478 U CN216705478 U CN 216705478U
- Authority
- CN
- China
- Prior art keywords
- guard plate
- head
- steel
- heavy rail
- hole
- Prior art date
- 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.)
- Active
Links
Images
Landscapes
- Steps, Ramps, And Handrails (AREA)
Abstract
The utility model discloses a guard board device for controlling heavy rail steel rolling torsion, which comprises an armrest surface, a bottom guard board, a head guard board, an assembly positioning block, a matching control surface, a hoisting hole, a fixed screw hole, an adjusting hole, a clamping groove and a gasket, and is characterized in that the bottom guard board and the head guard board are arranged at the middle position of integral guide equipment, the assembly positioning block is arranged between the head guard board and the bottom guard board, the armrest surface is processed at the upper part of the outer side, the adjusting hole is processed at the middle position, the clamping groove is processed at the lower position, the fixed screw hole is processed at the inner side position of the clamping groove, the gasket is arranged at the bottom of the fixed screw hole, the matching control surface is processed at the inner side, and the hoisting hole for hoisting is processed at the middle position. The steel head turning device has the advantages that the structure is simple, the application is wide, the running direction of the steel head is well controlled, the steel head is prevented from turning after steel tapping, the turning deformation is prevented, the influence on the next pass rolling is avoided, the steel scrap is avoided, the yield is improved, and the workload of workers is reduced.
Description
Technical Field
The utility model relates to the technical field of rollers, in particular to a guard plate device for controlling the steel rolling torsion of a heavy rail.
Background
At present, in the rolling process of products such as heavy rails, section bars and the like, the rolled piece is not symmetrical in section (particularly heavy rail products), the rolling reduction of each part is inconsistent, so that when the rolled piece is taken out of a pass, a steel head can be twisted, if the twisting deformation is large due to no correction, the rolled piece cannot be correctly bitten into the next pass, rolling waste steel is generated, the workload of operators is increased, the productivity of the section bars is influenced, the finished product quantity of the finished section bars is reduced, and the economic income is reduced.
Disclosure of Invention
The utility model provides a guard plate device for controlling steel rolling torsion of a heavy rail, which aims to solve the technical problem of torsion of a steel head of the heavy rail in the rolling process of profile steel.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a torsional guard plate device of control heavy rail steel rolling, includes handrail face, bottom guard plate, head guard plate, assembly positioning piece, cooperation control surface, hole for hoist, fixed screw, adjustment hole, screens groove, gasket, its characterized in that, bottom guard plate and head guard plate install the intermediate position at whole guide and guard equipment, install the assembly positioning piece between head guard plate and the bottom guard plate, the appearance structure of head guard plate and bottom guard plate is the same, outside upper portion processing handrail face, outside intermediate position processing adjustment hole, outside lower part position processing screens groove, the inboard position processing fixed screw in screens groove, the gasket is placed to the bottom position of fixed screw, the inboard processing cooperation control surface of head guard plate and bottom guard plate, the hole for hoist and mount of intermediate position processing.
The head guard plate and the bottom guard plate are matched for use, and the height difference between the head guard plate and the bottom guard plate is 20-50 mm.
The matching control surface is consistent with the shape of the heavy rail hole type steel tapping hole and is tightly matched with the steel head of the heavy rail of the steel tapping hole.
The handrail surface is designed in a circular arc shape.
The highest point of the upper surfaces of the bottom guard plate and the head guard plate is 15mm-20mm lower than the highest point of the roller surface.
Compared with the prior art, the utility model has the beneficial effects that:
1) the guard plate device can well control the running direction of the steel head, prevent the steel head from twisting after steel tapping, prevent torsional deformation, avoid influencing the next pass rolling, avoid steel scrap, improve the yield and reduce the workload of workers.
2) The guard plate device is simple in structure, convenient to install, wide in application range and high in utilization rate, is suitable for torsion correction of steel heads rolled by most of section rail steels, and improves the continuous production operation rate.
Drawings
FIG. 1 is a schematic front view of a guard plate device for controlling the steel rolling torsion of a heavy rail according to the utility model.
Fig. 2 is a schematic left side view of the structure of the guard plate device for controlling the steel rolling torsion of the heavy rail.
Fig. 3 is a schematic structural installation diagram of the guard plate device for controlling the steel rolling torsion of the heavy rail.
Fig. 4 is a partial schematic structural view of a guard plate device for controlling the steel rolling torsion of the heavy rail.
In the figure: 1. a handrail surface 2, a bottom guard plate 3, a head guard plate 4, an assembly positioning block 5 and a matching control surface
6. Lifting hole 7, fixing screw hole 8, adjusting hole 9, clamping groove 10, gasket 11 and integral guide
Detailed Description
The following further describes embodiments of the present invention with reference to the accompanying drawings:
as shown in fig. 1, 2, 3 and 4, a guard plate device for controlling steel rolling torsion of a heavy rail comprises a handrail face 1, a bottom guard plate 2, a head guard plate 3, an assembling positioning block 4, a matching control face 5, a hoisting hole 6, a fixing screw hole 7, an adjusting hole 8, a clamping groove 9 and a gasket 10, wherein the bottom guard plate 2 and the head guard plate 3 are arranged in the middle of an integral guide 11 device, the assembling positioning block 4 is arranged between the head guard plate 3 and the bottom guard plate 2, the assembling positioning block 4 can control the distance between the head guard plate 3 and the bottom guard plate 2 at the longitudinal position to avoid the influence on the correction function caused by the too close distance between the head guard plate 3 and the bottom guard plate 2, the appearance structures of the head guard plate 3 and the bottom guard plate 2 are the same, the handrail face 1 is processed at the upper part of the outer side, the adjusting hole 8 is processed at the middle position of the outer side, and a worker needs to hold the guard plates to install the head guard plate 3 and the bottom guard plate 2, the arc design of the handrail surface 1 can prevent the accident of collision and injury, ensure the safety of workers, the adjusting hole 8 is a positioning device in the installation process of the bottom guard plate 2 and the head guard plate 3, a clamping groove 9 is processed at the lower part of the outer side, after the installation is in place, the clamping groove 9 of the guard plate is clamped on a guide frame of an integral guide 11 to ensure the guard plates to be vertically fixed, a fixing screw hole 7 is processed at the inner side position of the clamping groove 9, a gasket 10 is placed at the bottom position of the fixing screw hole 7, different numbers of gaskets 10 are installed below the fixing screw holes 7 of the head guard plate 3 and the bottom guard plate 1 according to the twisting direction of the heavy rail steel head, the head guard plate 3 and the bottom guard plate 2 are raised to different heights, the height difference direction is opposite to the twisting direction of the heavy rail steel head, then the head guard plate 3 and the bottom guard plate 2 are fixed through screws, the formed twisting force can correct the heavy rail steel head which is twisted and deviated from a rail, the inside processing cooperation control surface 5 of head guard 3 and bottom guard 2, cooperation control surface 5 and heavy rail steel head upper surface contact, through the head guard 3 of fixed height and the bottom guard 2 between produce with heavy rail reverse counter pressure that twists reverse, correct the traffic direction of heavy rail, guarantee that the heavy rail enters into next pass rolling smoothly, hoist and mount 6 for the intermediate position processing hoist and mount, hoist and mount head guard 3 and bottom guard 2 through hoist and mount 6.
As shown in figure 2, the head guard 3 and the bottom guard 2 are matched for use, the height difference between the head guard 3 and the bottom guard 2 is 20mm-50mm, and the heights of the head guard 3 and the bottom guard 2 are different due to the different quantity of the gaskets 10, so that the torsion direction of the heavy rail is reversely corrected through the torsion force generated by the different heights of the guards.
As shown in fig. 1, the matching control surface 5 is in the same shape as the steel-tapping hole of the heavy rail pass, and is tightly matched with the steel head of the heavy rail of the steel-tapping hole, so that the steel head of the heavy rail can smoothly pass through the guard plate to be corrected and enter the next pass for rolling.
As shown in fig. 1, the handrail surface 1 is designed in a circular arc shape.
As shown in figures 1 and 4, the highest point of the upper surfaces of the bottom guard plate 2 and the head guard plate 3 is 15mm-20mm lower than the highest point of the roller surface.
The working principle of the guard plate device for controlling the steel rolling torsion of the heavy rail is as follows: the reverse pressure generated by the height difference between the head guard plate 3 and the bottom guard plate 2 is utilized to correct the heavy rail twisted at the steel tapping hole, so that the heavy rail runs on a required rail and accurately enters the next pass rolling, the heavy rail is prevented from being twisted, the scrap rate is reduced, the rolling quality of finished products is improved, and the workload of workers is reduced.
The following examples are carried out on the premise of the technical scheme of the utility model, and detailed embodiments and specific operation processes are given, but the scope of the utility model is not limited to the following examples. The methods used in the following examples are conventional methods unless otherwise specified.
[ example 1 ]
As shown in fig. 1 and 2, the handrail surface 1, the bottom guard plate 2, the head guard plate 3, the assembly positioning block 4, the matching control surface 5, the hoisting hole 6, the fixing screw hole 7, the adjusting hole 8, the clamping groove 9 and the gasket 10.
As shown in fig. 3 and 4, a head guard 3 and a bottom guard 2 are lifted and installed by a crane, an armrest surface 1 is used for alignment, the positioning holes 8 are used for positioning and installation, clamping grooves 9 of the head guard 3 and the bottom guard 2 are clamped on an integral guide 11, the height 1 of a guard plane is 15-20 mm lower than the highest point of a roller surface, and then an assembly positioning block 4 is fixed between the head guard 3 and the bottom guard 2, so that a certain correction distance is ensured.
And (3) trial running the rolling mill, allowing the heavy rail section steel to pass through the rolling mill, observing whether the steel head of the heavy rail section steel at the steel outlet is twisted, and observing the twisting direction of the steel head when the steel head is twisted.
When the head of the heavy rail is twisted, the height of the head guard plate 3 can be raised by 20-50 mm, the pressure direction between the head guard plate 3 and the bottom guard plate 2, which is in contact with the heavy rail, points to the bottom direction, the direction is opposite to the twisting direction of the heavy rail, and the twisted rail head is righted by reverse pressure, so that the twisting problem is solved.
[ example 2 ]
As shown in fig. 1 and 2, the handrail surface 1, the bottom guard plate 2, the head guard plate 3, the assembly positioning block 4, the matching control surface 5, the hoisting hole 6, the fixing screw hole 7, the adjusting hole 8, the clamping groove 9 and the gasket 10.
As shown in fig. 3 and 4, a head guard 3 and a bottom guard 2 are lifted and installed by a crane, an armrest surface 1 is used for alignment, the positioning holes 8 are used for positioning and installation, clamping grooves 9 of the head guard 3 and the bottom guard 2 are clamped on an integral guide 11, the height 1 of a guard plane is 15-20 mm lower than the highest point of a roller surface, and then an assembly positioning block 4 is fixed between the head guard 3 and the bottom guard 2, so that a certain correction distance is ensured.
And (3) running the rolling mill in a test mode, enabling the heavy rail section steel to pass through the rolling mill, observing whether the steel head of the heavy rail section steel at the steel outlet is twisted, and observing the twisting direction of the steel head when the steel head is twisted.
When the bottom of the heavy rail is twisted, the bottom guard plate 2 can be lifted by 20-50 mm, the pressure direction between the head guard plate 3 and the bottom guard plate 2, which is in contact with the heavy rail, points to the head direction, the direction is opposite to the twisting direction of the heavy rail, and the twisted rail head is righted by reverse pressure, so that the twisting problem is solved.
When the steel head is used, the steel head control device has a simple structure and wide application, well controls the running direction of the steel head, prevents the steel head from twisting after steel tapping, prevents torsional deformation, avoids influencing the next pass rolling, avoids steel scrap, improves the rate of finished products and reduces the workload of workers.
Claims (5)
1. The utility model provides a torsional guard plate device of control heavy rail steel rolling, includes handrail face, bottom guard plate, head guard plate, assembly positioning piece, cooperation control surface, hole for hoist, fixed screw, adjustment hole, screens groove, gasket, its characterized in that, bottom guard plate and head guard plate install the intermediate position at whole guide and guard equipment, install the assembly positioning piece between head guard plate and the bottom guard plate, the appearance structure of head guard plate and bottom guard plate is the same, outside upper portion processing handrail face, outside intermediate position processing adjustment hole, outside lower part position processing screens groove, the inboard position processing fixed screw in screens groove, the gasket is placed to the bottom position of fixed screw, the inboard processing cooperation control surface of head guard plate and bottom guard plate, the hole for hoist and mount of intermediate position processing.
2. The device for controlling the rolling torsion of the heavy rail as claimed in claim 1, wherein the head guard and the bottom guard are matched, and the height difference between the head guard and the bottom guard is 20mm-50 mm.
3. The guard plate device for controlling the rolling torsion of the heavy rail as claimed in claim 1, wherein the matching control surface is in accordance with the shape of a steel outlet of a hole type of the heavy rail and is tightly matched with a steel head of the heavy rail of the steel outlet.
4. The guard plate device for controlling the rolling torsion of the heavy rail as claimed in claim 1, wherein the handrail surface is designed in a circular arc shape.
5. The device for controlling the rolling torsion of the heavy rail as claimed in claim 1, wherein the highest point of the upper surfaces of the bottom guard and the head guard is 15mm-20mm lower than the highest point of the roller surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123331618.0U CN216705478U (en) | 2021-12-28 | 2021-12-28 | Guard plate device for controlling steel rolling torsion of heavy rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123331618.0U CN216705478U (en) | 2021-12-28 | 2021-12-28 | Guard plate device for controlling steel rolling torsion of heavy rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216705478U true CN216705478U (en) | 2022-06-10 |
Family
ID=81887274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123331618.0U Active CN216705478U (en) | 2021-12-28 | 2021-12-28 | Guard plate device for controlling steel rolling torsion of heavy rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216705478U (en) |
-
2021
- 2021-12-28 CN CN202123331618.0U patent/CN216705478U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216705478U (en) | Guard plate device for controlling steel rolling torsion of heavy rail | |
| CN201275557Y (en) | Spring compacting type hot-rolling high-speed ellipse wire rolled piece inlet guide | |
| CN202963048U (en) | Roll-guide device at inlet of bar production line | |
| CN104607462B (en) | Design of large round hole pattern and guide device for blooming mill with single machine frame | |
| CN214767831U (en) | Frame type rolling mill guide crossbeam device | |
| CN110449470B (en) | Loop carrier roller mounting seat and method for controlling deviation of strip steel at loop outlet by applying same | |
| CN201676899U (en) | Non-porous rough rolling mill sliding guide | |
| CN210231050U (en) | Installation tool for lower pinch roll of hot rolling coiler | |
| CN116493423A (en) | Wire rod rough middle rolling quick groove changing guide and guard device | |
| CN114669612B (en) | Method for controlling hot rolled strip steel flat coil | |
| CN202387734U (en) | Axial locking and adjusting device of roller of section mill | |
| CN111229835B (en) | Wrap angle adjustable stretch bending straightening machine | |
| CN211614037U (en) | Bending tool assembly for multi-type metal profiles | |
| CN220195944U (en) | Locking device of finish rolling guide Wei Zhibei | |
| CN113319120B (en) | Method for treating overflow edge of cold rolling coiler | |
| CN217165804U (en) | Pass roll structure for improving roll strength of rolling bainite turnout steel rail | |
| CN205966787U (en) | Need not stop production and carry out rectified gap bridging of polishing machine construction | |
| CN211679460U (en) | Roller device for forming high-strength steel parts | |
| CN218134050U (en) | Protection leveling device | |
| CN217797465U (en) | Fixing device for round steel finishing line steel splitting instrument | |
| CN214767806U (en) | Roller cooling device of short-stress rolling mill | |
| CN217017976U (en) | Guide for L250 angle steel continuous rolling mill | |
| CN216606669U (en) | High-efficiency rolling mill guide device | |
| CN215879259U (en) | Inlet guide plate device of rolling mill | |
| CN217411931U (en) | Section mill guide pull rod type assembly structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |