CN219836977U - Dephosphorization device for billet tapping roller way - Google Patents
Dephosphorization device for billet tapping roller way Download PDFInfo
- Publication number
- CN219836977U CN219836977U CN202321117379.5U CN202321117379U CN219836977U CN 219836977 U CN219836977 U CN 219836977U CN 202321117379 U CN202321117379 U CN 202321117379U CN 219836977 U CN219836977 U CN 219836977U
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- CN
- China
- Prior art keywords
- dephosphorization
- roller
- steel billet
- dephosphorization device
- bracket
- Prior art date
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- 238000010079 rubber tapping Methods 0.000 title claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 65
- 239000010959 steel Substances 0.000 claims abstract description 65
- 230000006835 compression Effects 0.000 claims abstract description 25
- 238000007906 compression Methods 0.000 claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 22
- 238000005507 spraying Methods 0.000 claims abstract description 15
- 229910052742 iron Inorganic materials 0.000 claims abstract description 11
- 230000003139 buffering effect Effects 0.000 claims abstract description 6
- 230000001680 brushing effect Effects 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims abstract description 4
- 238000005096 rolling process Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000007921 spray Substances 0.000 description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Cleaning In General (AREA)
Abstract
The utility model belongs to the technical field of steel rolling production, and particularly relates to a dephosphorization device for a billet tapping roller way. The method can peel the iron scales off the surface of the billet, thereby achieving the purpose of removing the iron scales. Comprises a dephosphorization device bracket arranged above a billet of a tapping roller way; the dephosphorization device bracket is provided with a dephosphorization roller and a brush body for brushing off the steel billet oxidized iron scale; a spraying mechanism is further arranged above the steel billet; the dephosphorization roller is fixed on a dephosphorization device bracket through a U-shaped bracket, and the U-shaped bracket is connected with the dephosphorization device bracket through a plurality of buffer mechanisms; the buffering mechanism comprises a locking screw, one end of the locking screw, which is penetrated out by the U-shaped support and the dephosphorization device support, is locked and fixed by a locking nut, a compression spring is sleeved on the locking screw and between the U-shaped support and the dephosphorization device support, and the dephosphorization roller always keeps contact with the steel billet under the action of the compression spring.
Description
Technical Field
The utility model belongs to the technical field of steel rolling production, and particularly relates to a dephosphorization device for a billet tapping roller way.
Background
After the billet is discharged from the heating furnace, the iron scale covered on the surface of the billet is rapidly cooled, and the iron scale generated in the furnace is in a net-shaped crack. If the oxide scale of the layer cannot be removed before rolling the steel billet, the steel billet is pressed into the surface of the strip steel by a roller in the rolling process, so that the surface quality of the steel billet is affected. In addition, the residual iron oxide scale can accelerate the abrasion of the roller and reduce the service life of the roller. Therefore, before billet rolling, the surface scale must be removed. The existing roller way dephosphorization means generally adopts high-pressure water for flushing, and has the defects of poor dephosphorization effect and incomplete dephosphorization.
Disclosure of Invention
The utility model provides a dephosphorization device for a billet tapping roller way, aiming at the defects existing in the prior art.
In order to achieve the purpose, the utility model adopts the following technical scheme that the dephosphorization device comprises a dephosphorization device bracket arranged above a billet of a tapping roller way; the dephosphorization device bracket is provided with a dephosphorization roller and a brush body for brushing off the steel billet oxidized iron scale; and a spraying mechanism is further arranged above the steel billet.
The dephosphorization roller is fixed on the dephosphorization device bracket through a U-shaped bracket, and the U-shaped bracket is connected with the dephosphorization device bracket through a plurality of buffer mechanisms.
The buffering mechanism comprises a locking screw, one end of the locking screw, which is penetrated out by the U-shaped support and the dephosphorization device support, is locked and fixed by a locking nut, a compression spring is sleeved on the locking screw and between the U-shaped support and the dephosphorization device support, and the dephosphorization roller always keeps contact with the steel billet under the action of the compression spring.
Further, the U-shaped bracket comprises a transverse edge and two longitudinal edges which are arranged on the transverse edge in parallel and vertically, and the dephosphorization roller is rotationally connected between the two longitudinal edges; the transverse edge is connected with the dephosphorization device bracket through a plurality of buffer mechanisms; after the locking screw passes through the transverse edge and the dephosphorization device bracket, a compression spring is sleeved on the locking screw and between the transverse plate and the dephosphorization device bracket.
Furthermore, the dephosphorization device bracket adopts a -shaped structure and comprises two vertical parts supported on the ground, a transverse part positioned between the two vertical parts, and the two vertical parts and the transverse part form a -shaped structure together; one end of the compression spring is abutted to the transverse edge, and the other end of the compression spring is abutted to the bottom of the transverse portion.
Furthermore, the transverse edge is provided with a first unthreaded hole, the transverse part of the dephosphorization device support is provided with a second unthreaded hole, the first unthreaded hole corresponds to the two unthreaded holes in position, each group corresponds to a locking screw, the locking screw passes through the corresponding first unthreaded hole and the second unthreaded hole and is locked and positioned by a locking nut, and the locking screw is sleeved with a compression spring.
Further, the dephosphorization roller is positioned above the steel billet, and the roller body of the dephosphorization roller is contacted with the steel billet.
Further, the brush body is positioned at one side of the dephosphorization roller and the spraying mechanism, which is far away from the direction of billet feeding.
Further, the spraying mechanism comprises two spraying assemblies, and the dephosphorization roller is positioned between the two spraying assemblies.
Further, the brush body comprises a steel brush, the steel brush is fixed below the dephosphorization device bracket through a mounting support rod, and bristles of the steel brush are in contact with the dephosphorization roller.
Further, the dephosphorization roller is rotationally connected with the two longitudinal edges through a roller shaft.
Compared with the prior art, the utility model has the beneficial effects.
Under the spraying of high-pressure water for dephosphorization, the surface of the iron scale is locally quenched to generate great shrinkage, so that cracks of the iron scale are expanded, and part of the cracks are crushed by the dephosphorization roller during warping. Then the scale is peeled off from the surface of the billet by the impact of water flow, thereby achieving the purpose of removing the scale. And the steel wire brush is used for brushing off the residual iron scales which are not washed off by the water flow.
The utility model combines a plurality of dephosphorization means, and avoids the defect of poor effect of independently dephosphorizing.
Meanwhile, the floating roller (namely the buffer mechanism) is arranged, so that the dephosphorization roller is contacted with the dephosphorization roller, and the effect is better. The dephosphorization roller can be always pressed on the steel billet, and a constant pressure is applied to the steel billet, so that the oxide skin on the surface of the steel billet can be easily crushed and removed through the small protrusions on the surface of the roller. Meanwhile, in the process of conveying the steel billets on the conveying line, certain vibration exists, the compression springs can play a role in buffering and damping, and damage to the roller connecting mechanism can be reduced.
Drawings
The utility model is further described below with reference to the drawings and the detailed description. The scope of the present utility model is not limited to the following description.
Fig. 1 is a front view of a dephosphorization device of a billet tapping roller way.
Fig. 2 is a side view of the steel billet tapping roller way dephosphorization device.
In the figure, a water supply pipeline 1, a spray pipeline 2, a spray nozzle 3, a dephosphorization device bracket 4, a steel billet 5, a tapping roller way 6, a dephosphorization roller 7, a roller shaft 8, a transverse part 9, a locking screw 10, a compression spring 11, a U-shaped bracket 12, a steel brush 13, a mounting support rod 14, a mounting plate 15, a spray assembly I16 and a spray assembly II 17 are arranged.
Detailed Description
As shown in fig. 1-2, the steel billet tapping roller way dephosphorization device comprises a dephosphorization device bracket 4 arranged above a billet 5 of the tapping roller way; the dephosphorization device bracket 4 is provided with a dephosphorization roller 7 and a brush body for brushing off the scale of the steel billet; and a spraying mechanism is further arranged above the steel billet 5. The brush body is positioned at one side of the dephosphorization roller 7 and the spraying mechanism far away from the feeding direction of the billet 5.
The dephosphorization roller 7 is fixed on the dephosphorization device bracket 4 through a U-shaped bracket 12, and the U-shaped bracket 12 is connected with the dephosphorization device bracket 4 through a plurality of buffer mechanisms. The dephosphorization roller 7 is positioned above the steel billet 5, and the roller body of the dephosphorization roller 7 is contacted with the steel billet 5.
The buffer mechanism comprises a locking screw 10, one end of the locking screw 10 which is penetrated out by a U-shaped bracket 12 and a dephosphorization device bracket 4 is locked and fixed by a locking nut, a compression spring 11 is sleeved on the locking screw 10 and between the U-shaped bracket 12 and the dephosphorization device bracket 4, and the dephosphorization roller 7 always keeps contact with the steel billet 5 under the action of the compression spring 11.
And when the steel billet 5 enters a roughing mill train from a discharging roller way 6, the scale of the steel billet 5 is stripped and scraped by a dephosphorizing roller 7, and then is sprayed by a spraying mechanism to be rapidly cooled and contracted, the steel billet is stripped from the steel billet 5, and the steel billet is brushed off the surface of the steel billet 5 by a brush body, so that the scale is removed.
In the embodiment 1, the U-shaped bracket 12 comprises a transverse edge and two longitudinal edges which are arranged on the transverse edge in parallel and vertically, and the dephosphorization roller 7 is rotatably connected between the two longitudinal edges; the transverse edge is connected with the dephosphorization device bracket 4 through a plurality of buffer mechanisms; after the locking screw 10 passes through the transverse edge and the dephosphorization device bracket 4, one end which passes through is locked and fixed by a locking nut, and a compression spring 11 is sleeved on the locking screw 10, between the transverse plate and the dephosphorization device bracket 4.
The dephosphorization roller 7 is rotationally connected with two longitudinal edges through a roller shaft 8.
The dephosphorization device bracket 4 adopts a -shaped structure and comprises two vertical parts supported on the ground, a transverse part 9 positioned between the two vertical parts, and the two vertical parts and the transverse part 9 form a -shaped structure together; one end of the compression spring 11 is abutted against the lateral edge, and the other end of the compression spring 11 is abutted against the bottom of the lateral portion 9.
The horizontal limit is provided with the unthreaded hole one, the horizontal portion 9 of dephosphorization device support 4 is provided with the unthreaded hole two, unthreaded hole one corresponds with unthreaded hole two positions, two by two a set of, and a locking screw 10 is corresponding to each set, locking screw 10 passes behind corresponding unthreaded hole one, unthreaded hole two and locks the location with lock nut, and the cover has compression spring 11 on the locking screw 10.
The compression spring 11 implements the working principle of buffering: the dephosphorization roller 7 can be always pressed on the steel billet 5, a constant pressure can be given to the steel billet 5, and the surface oxide skin of the steel billet 5 can be easily crushed and removed through the small convex of the roller surface. Meanwhile, the steel billet 5 has certain vibration in the conveying process on the conveying line, and the compression spring 11 can play a role in buffering and damping, so that the damage of the roller connecting mechanism can be reduced.
Embodiment 2 the spray mechanism comprises two spray assemblies (i.e. spray assembly one 16 and spray assembly two 17), and the dephosphorization roller 7 is positioned between the two spray assemblies. The spray assembly comprises a spray header and a spray pipeline 2 connected with the spray header, and the spray pipeline 2 is connected with a water supply pipeline 1. And are not described in detail herein. The brush body adopts steel brush 13, steel brush 13 is fixed in dephosphorization device support 4 below through installation branch 14, the brush hair of steel brush 13 contacts with dephosphorization roller 7.
Example 3, design and manufacture are carried out according to the height of the roller of the tapping roller way 6 and the height of the steel billet 5, and the manufacturing specification of the on-site use 16mm steel plate is as follows: the dephosphorization device bracket 4 with the length of 650mm, the width of 1200mm and the height of 950mm is provided with the compression springs 1180 and 300 (4 groups) so as to effectively ensure that the steel billets 5 smoothly pass through the dephosphorization device.
And a dephosphorization roller 7 (selecting a scrapped roller with phi 200x400 mm) is arranged in the dephosphorization device bracket 4, pits are welded (a plurality of pits are arranged on the roller body of the dephosphorization roller 7), and the whole structure of the dephosphorization roller 7 is fixed by using a fixing bolt (or a locking screw 10) with M20 x400mm (4 groups). A dephosphorization pipe (water supply pipe 1) with a diameter of 50 x 630 mm is manufactured at the front upper part of the device, the upper pipe cools the dephosphorization roller 7, and the lower pipe (spray pipe 2) dephosphorizes the scale of the billet 5. The water supply pipeline 1 and the spray pipeline 2 can be fixed by means of the dephosphorization device bracket 4 or can be additionally provided with a bracket.
The iron sheet on the steel billet 5 is cut by dense pits on the roller to form cracks, and then the large scale is swept down by the steel brush 13 (phi 20 waste steel wire rope) above.
It should be understood that the foregoing detailed description of the present utility model is provided for illustration only and is not limited to the technical solutions described in the embodiments of the present utility model, and those skilled in the art should understand that the present utility model may be modified or substituted for the same technical effects; as long as the use requirement is met, the utility model is within the protection scope of the utility model.
Claims (9)
1. The dephosphorization device comprises a dephosphorization device bracket arranged above a billet of the tapping roller way; the method is characterized in that: the dephosphorization device bracket is provided with a dephosphorization roller and a brush body for brushing off the steel billet oxidized iron scale; a spraying mechanism is further arranged above the steel billet;
the dephosphorization roller is fixed on a dephosphorization device bracket through a U-shaped bracket, and the U-shaped bracket is connected with the dephosphorization device bracket through a plurality of buffer mechanisms;
the buffering mechanism comprises a locking screw, one end of the locking screw, which is penetrated out by the U-shaped support and the dephosphorization device support, is locked and fixed by a locking nut, a compression spring is sleeved on the locking screw and between the U-shaped support and the dephosphorization device support, and the dephosphorization roller always keeps contact with the steel billet under the action of the compression spring.
2. The dephosphorization device for a billet tapping roller way according to claim 1, wherein the dephosphorization device is characterized in that: the U-shaped bracket comprises a transverse edge and two longitudinal edges which are arranged on the transverse edge in parallel and vertically, and the dephosphorization roller is rotationally connected between the two longitudinal edges; the transverse edge is connected with the dephosphorization device bracket through a plurality of buffer mechanisms; after the locking screw passes through the transverse edge and the dephosphorization device bracket, a compression spring is sleeved on the locking screw and between the transverse plate and the dephosphorization device bracket.
3. The steel billet tapping roller way dephosphorization device according to claim 2, wherein: the dephosphorization device bracket adopts a -shaped structure and comprises two vertical parts supported on the ground, a transverse part positioned between the two vertical parts, and the two vertical parts and the transverse part form a -shaped structure together; one end of the compression spring is abutted to the transverse edge, and the other end of the compression spring is abutted to the bottom of the transverse portion.
4. The steel billet tapping roller way dephosphorization device according to claim 2, wherein: the horizontal limit is provided with the unthreaded hole one, the horizontal portion of dephosphorization device support is provided with unthreaded hole two, unthreaded hole one and unthreaded hole two positions correspond, two-to-one, and a locking screw is corresponding to each group, locking screw passes behind corresponding unthreaded hole one, unthreaded hole two and fixes a position with lock nut lock, and the cover has compression spring on the locking screw.
5. A steel billet tapping roller way dephosphorization apparatus according to any one of claims 1-4, characterized in that: the dephosphorization roller is positioned above the steel billet, and the roller body of the dephosphorization roller is contacted with the steel billet.
6. A steel billet tapping roller way dephosphorization apparatus according to any one of claims 1-4, characterized in that: the brush body is positioned at one side of the dephosphorization roller and the spraying mechanism, which is far away from the billet feeding direction.
7. A steel billet tapping roller way dephosphorization apparatus according to any one of claims 1-4, characterized in that: the spraying mechanism comprises two spraying components, and the dephosphorization roller is positioned between the two spraying components.
8. A steel billet tapping roller way dephosphorization apparatus according to any one of claims 1-4, characterized in that: the brush body comprises a steel brush, the steel brush is fixed below the dephosphorization device bracket through a mounting support rod, and bristles of the steel brush are in contact with the dephosphorization roller.
9. The steel billet tapping roller way dephosphorization device according to claim 2, wherein: the dephosphorization roller is rotationally connected with the two longitudinal edges through a roller shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321117379.5U CN219836977U (en) | 2023-05-11 | 2023-05-11 | Dephosphorization device for billet tapping roller way |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321117379.5U CN219836977U (en) | 2023-05-11 | 2023-05-11 | Dephosphorization device for billet tapping roller way |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219836977U true CN219836977U (en) | 2023-10-17 |
Family
ID=88305417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321117379.5U Active CN219836977U (en) | 2023-05-11 | 2023-05-11 | Dephosphorization device for billet tapping roller way |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219836977U (en) |
-
2023
- 2023-05-11 CN CN202321117379.5U patent/CN219836977U/en active Active
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