CN215143428U - A clearing device for steel billet iron scale - Google Patents
A clearing device for steel billet iron scale Download PDFInfo
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- CN215143428U CN215143428U CN202120517282.8U CN202120517282U CN215143428U CN 215143428 U CN215143428 U CN 215143428U CN 202120517282 U CN202120517282 U CN 202120517282U CN 215143428 U CN215143428 U CN 215143428U
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Abstract
The utility model relates to a metallurgical equipment technical field especially relates to a clearing device for steel billet iron oxide scale. The billet is positioned on a conveying track at the inlet end of the heating furnace; the iron scale removing device comprises two groups of structures which are symmetrically arranged on the upper side and the lower side of the conveying track; each group of structures comprises a motor which is synchronously started with the conveying track and a steel wire brush for removing oxide skin, and the motor and the steel wire brush are connected together through a motor shaft; one side of the steel wire brush is provided with a purging structure aiming at the oxidized powder on the steel billet, the purging structure comprises a compressed air pipeline and a purging pipeline parallel to a motor shaft, and one side of the purging pipeline, which is opposite to the steel billet, is provided with a plurality of uniformly distributed purging nozzles; an electric butterfly valve which is synchronously opened with the conveying pipeline is arranged on the purging pipeline; a collecting opening and a collecting hopper which are right opposite to the steel wire brush and the blowing nozzle are arranged below the conveying roller way. The device can prolong the service life of the heat accumulator, reduce the cost, reduce the times of blowing out to clean the iron scale and improve the yield.
Description
Technical Field
The utility model relates to a metallurgical equipment technical field especially relates to a clearing device for steel billet iron oxide scale.
Background
The steel rolling wire is made of continuous casting steel billet, the temperature of the continuous casting steel billet after casting is above 800 ℃, oxidation is carried out in the cooling process, a layer of oxide layer with the thickness of 2-3mm is formed on the surface of the steel billet, and the gradually cooled oxide scale is in a burst shape. During hot rolling production, continuous casting steel billets are conveyed into a heating furnace to be heated by adopting combustion gas and air volume ratio, most of iron scales are blown down into the heating furnace by high temperature and high air volume, the accumulation amount is increased day by day, after the use period is 5-6 months, the accumulation amount of the iron scales can influence the normal operation of the heating furnace, powdered iron scales can enter a heat accumulator through an air outlet to block air holes of the heat accumulator, the heating effect is reduced, the gas consumption is increased, only the iron scales can be forcibly stopped to clean and replace the heat accumulator, the replacement cost of the heat accumulator of the heating furnace is up to 40 ten thousand yuan each time, the processing time of each stop of production needs 6-7 days, and the cost and the yield are seriously influenced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the technical problem existing in the prior art, the utility model discloses a clearing device for billet iron oxide scale. The device can prolong the service life of the heat accumulator, reduce the cost, reduce the times of blowing out to clean the iron scale and improve the yield.
The utility model provides a specific technical scheme as follows:
a clearing device for steel billet iron oxide scale is disclosed, wherein the steel billet is positioned on a conveying rail at the inlet end of a heating furnace; the iron scale removing device comprises two groups of structures which are symmetrically arranged on the upper side and the lower side of the conveying track; each group of structures comprises a motor which is synchronously started with the conveying track and a steel wire brush for removing oxide skin, and the motor and the steel wire brush are connected together through a motor shaft; a blowing structure aiming at the oxidized powder on the steel billet is arranged on one side of the steel wire brush, the blowing structure comprises a blowing pipeline with a compressed air pipeline parallel to a motor shaft, and a plurality of uniformly distributed blowing nozzles are arranged on one side of the blowing pipeline, which is opposite to the steel billet; an electric butterfly valve which is synchronously opened with the conveying pipeline is arranged on the blowing pipeline; a collecting opening and a collecting hopper which are right opposite to the steel wire brush and the blowing nozzle are arranged below the conveying roller way.
Further, the steel brush includes two splint fixed with the motor shaft, is equipped with two rows of wire rope that length equals between the splint, and wire rope can contact the cinder on the steel billet when the length that exposes in splint both sides equals and rotates.
Furthermore, the two sides and the middle part of the two clamping plates are fixedly connected together through bolts.
Furthermore, a box-type cover body is arranged outside the billet iron oxide scale removing device.
The utility model has the advantages as follows:
the billet is positioned on a conveying track at the inlet end of the heating furnace; the scale removing device is associated with a conveying track circuit of the steel billet and runs synchronously, when the steel billet enters the conveying track before the heating furnace, the removing device is automatically started, and the steel brush is driven by the motor to run in the reverse direction to the conveying direction of the steel billet for cleaning; the purging pipeline is controlled by an electric butterfly valve to be opened simultaneously for purging, after the flaky and powdery iron scales are removed by the sweeping and blowing functions of the device, the surface of the steel billet is clean, and the removed iron scales and powder fall into a collecting port below the roller way and finally fall into a collecting hopper. The device does not need to be operated by an operator independently, and does not cause any influence on normal production; the device is simple in structure, easy to manufacture and convenient to maintain, and the steel wire ropes can be adjusted or replaced only after being worn.
Drawings
FIG. 1 is a front view of an iron scale removing device according to an embodiment of the present invention;
fig. 2 is a top view of fig. 1.
In the figure: 1. a steel billet; 2. a conveying track; 3. a wire brush; 31. a splint; 32. a wire rope; 4. a motor; 5. a bearing seat; 6. a compressed air conduit; 7. purging the pipeline; 71. a purge nozzle; 72. an electric butterfly valve; 8. a collection port.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 and 2, in an embodiment of the present invention, a steel billet 1 is positioned on a conveying rail 2 at an inlet end of a heating furnace; the iron sheet clearing device of the utility model comprises two groups of structures which are symmetrically arranged at the upper and lower sides of the conveying track 2; each group of structures comprises a motor 4 and a steel wire brush 3, wherein the motor 4 and the steel wire brush 3 are connected together through a motor shaft, and the motor shafts on two axial sides of the steel wire brush 3 are supported through a bearing seat 5; a blowing structure aiming at the oxidized powder on the steel billet 1 is arranged on one side of the steel wire brush 3, the blowing structure comprises a blowing pipeline 7 with a compressed air pipeline 6 parallel to a motor shaft, and a plurality of blowing nozzles 71 which are uniformly distributed are arranged on one side of the blowing pipeline 7, which is opposite to the steel billet 1, so that the oxidized powder on the steel billet 1 can be blown away by high-pressure air through the blowing pipeline 7 and the blowing nozzles 71; an electric butterfly valve 72 which is synchronously opened with the conveying pipeline is arranged on the blowing pipeline 7, so that the conveying of the billet 1 and the removal of oxide skin are synchronously carried out; the removed iron oxide scale falls into a collecting port 8 below the conveying roller way and finally falls into a collecting hopper.
Preferably, the wire brush 3 comprises two clamping plates 31 fixed with the motor shaft, two rows of steel wire ropes 32 with the length of 600mm are arranged between the clamping plates 31, the exposed lengths of the steel wire ropes 32 on the two sides of the clamping plates 31 are equal, and the steel wire ropes can contact oxide skin on the billet 1 when rotating; two sides and the middle part of the two clamping plates 31 are fixedly connected together through bolts so as to facilitate the replacement of the steel wire rope 32.
Preferably, in order to protect the production environment, a box-type cover body is arranged outside the billet 1 scale removing device.
Preferably, the scale removing device is associated with the line of the conveying track 2 of the steel billet 1 and runs synchronously, when the steel billet 1 enters the conveying track 2 in front of the heating furnace, the removing device is automatically started, and the steel brush 3 is driven by the motor to run in the reverse direction to the conveying direction of the steel billet 1 to clean; the purging pipeline 7 is controlled by an electric butterfly valve 72 to be opened simultaneously for purging, after the flaky and powdery iron oxide scales are removed by the sweeping and blowing functions of the device, the surface of the steel billet 1 is clean, and the removed iron oxide scales and powder fall into a collecting port 8 below a roller way and finally fall into a collecting hopper. The device does not need to be operated by an operator independently, and does not cause any influence on normal production; and low cost, just can assemble with roller motor, bearing frame 5, connecting axle and the old and useless wire rope 32 of disconnection, the purge pipe just can accomplish with compressed air pipeline is connected, the device simple structure, and the preparation is easy, and it is convenient to maintain moreover, and it can only to adjust or change wire rope 32 after the wearing and tearing appear.
It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (4)
1. A clearing device for steel billet iron oxide scale is disclosed, wherein the steel billet is positioned on a conveying rail at the inlet end of a heating furnace; the method is characterized in that: the iron scale removing device comprises two groups of structures which are symmetrically arranged on the upper side and the lower side of the conveying track; each group of structures comprises a motor which is synchronously started with the conveying track and a steel wire brush for removing oxide skin, and the motor and the steel wire brush are connected together through a motor shaft; a blowing structure aiming at the oxidized powder on the steel billet is arranged on one side of the steel wire brush, the blowing structure comprises a blowing pipeline with a compressed air pipeline parallel to a motor shaft, and a plurality of uniformly distributed blowing nozzles are arranged on one side of the blowing pipeline, which is opposite to the steel billet; an electric butterfly valve which is synchronously opened with the conveying pipeline is arranged on the blowing pipeline; a collecting opening and a collecting hopper which are right opposite to the steel wire brush and the blowing nozzle are arranged below the conveying roller way.
2. The apparatus for removing scale from a steel slab of claim 1, wherein: the steel brush comprises two clamping plates fixed with the motor shaft, two rows of steel wire ropes with the same length are arranged between the clamping plates, and the steel wire ropes can contact oxide skins on steel billets when the exposed lengths of the two sides of the clamping plates are equal and the steel wire ropes rotate.
3. The apparatus for removing scale from a steel slab of claim 2, wherein: the two sides and the middle part of the two clamping plates are fixedly connected together through bolts.
4. The apparatus for removing scale from a steel slab of claim 1, wherein: and a box-type cover body is arranged on the outer side of the steel billet iron oxide scale removing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120517282.8U CN215143428U (en) | 2021-03-11 | 2021-03-11 | A clearing device for steel billet iron scale |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120517282.8U CN215143428U (en) | 2021-03-11 | 2021-03-11 | A clearing device for steel billet iron scale |
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| Publication Number | Publication Date |
|---|---|
| CN215143428U true CN215143428U (en) | 2021-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120517282.8U Active CN215143428U (en) | 2021-03-11 | 2021-03-11 | A clearing device for steel billet iron scale |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114850231A (en) * | 2022-04-26 | 2022-08-05 | 武钢集团昆明钢铁股份有限公司 | Device and method capable of effectively removing oxidation slag on surface of steel billet |
| CN115351076A (en) * | 2022-10-21 | 2022-11-18 | 江苏富航钢结构有限公司 | Edge trimming device, cold rolling mill for steel strip processing and processing method |
-
2021
- 2021-03-11 CN CN202120517282.8U patent/CN215143428U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114850231A (en) * | 2022-04-26 | 2022-08-05 | 武钢集团昆明钢铁股份有限公司 | Device and method capable of effectively removing oxidation slag on surface of steel billet |
| CN114850231B (en) * | 2022-04-26 | 2023-10-10 | 武钢集团昆明钢铁股份有限公司 | Device and method capable of effectively removing oxide slag on surface of steel billet |
| CN115351076A (en) * | 2022-10-21 | 2022-11-18 | 江苏富航钢结构有限公司 | Edge trimming device, cold rolling mill for steel strip processing and processing method |
| CN115351076B (en) * | 2022-10-21 | 2023-02-03 | 江苏富航钢结构有限公司 | Edge trimming device, cold rolling mill for steel strip processing and processing method |
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