CN220406657U - Descaling device for steel billet - Google Patents
Descaling device for steel billet Download PDFInfo
- Publication number
- CN220406657U CN220406657U CN202320385567.XU CN202320385567U CN220406657U CN 220406657 U CN220406657 U CN 220406657U CN 202320385567 U CN202320385567 U CN 202320385567U CN 220406657 U CN220406657 U CN 220406657U
- Authority
- CN
- China
- Prior art keywords
- flushing
- pipe
- water
- metal detector
- hot metal
- 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.)
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- 229910000831 Steel Inorganic materials 0.000 title claims description 19
- 239000010959 steel Substances 0.000 title claims description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 65
- 238000011010 flushing procedure Methods 0.000 claims abstract description 30
- 239000002184 metal Substances 0.000 claims abstract description 24
- 239000007921 spray Substances 0.000 claims abstract description 20
- 238000005096 rolling process Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001502 supplementing effect Effects 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Cleaning By Liquid Or Steam (AREA)
Abstract
The utility model discloses a descaling device for billets, which comprises a main controller, a water tank, a circulating pump, a high-pressure pump, a flushing pipe, a hot metal detector and a flushing passageway, wherein the high-pressure pump is connected with the flushing pipe, the flushing pipe is connected with a high-pressure spray head, the high-pressure spray head is arranged in the flushing passageway, the hot metal detector is arranged at the front end of the flushing passageway, the flushing pipe is connected with a water return pipe through a tee joint, the water return pipe is communicated with the water tank, a pneumatic valve is arranged on the water return pipe, the lower end of the water tank is connected with the high-pressure pump through a water outlet pipe, the water outlet pipe is provided with the circulating pump, and the main controller is respectively connected with the hot metal detector, the high-pressure pump, the circulating pump and the pneumatic valve.
Description
Technical Field
The utility model relates to the field of steel rolling equipment, in particular to a device for removing oxide skin for a steel billet.
Background
At present, in the steel rolling treatment process, in order to improve the plasticity of steel and reduce the deformation resistance, the billet is required to be subjected to rough rolling treatment before finish rolling, and in the rough rolling process, the surface of the billet is easy to react with oxygen, moisture and the like in the air to generate oxide skin, which is also commonly called phosphorus skin, because the oxide skin has poor removal effect in the steel rolling process, the surface of a product is rough, the appearance quality of the product is seriously influenced, and the product returning condition occurs. The existing dephosphorization method is to select a hot rolling dephosphorization machine with complex structure and high cost, or to adopt mechanical modes such as acid washing, shot blasting, wire brush and the like to remove oxide skin, and the latter has the problem of environmental pollution.
Disclosure of Invention
In order to solve the problems, the utility model provides the device for removing the oxide skin for the steel billet, which has reasonable structural design, convenient operation and control and good oxide skin removing effect.
In order to achieve the aim of the utility model, the technical scheme adopted by the utility model is as follows:
the utility model provides a steel billet is with removing scale device, it includes main control unit, the water tank, the circulating pump, the high-pressure pump, the flushing pipe, hot metal detector, wash the passageway, the high-pressure pump is connected with the flushing pipe, the high-pressure shower nozzle of flushing pipe connection, the high-pressure shower nozzle sets up in the washing passageway, hot metal detector sets up in the washing passageway front end, the flushing pipe passes through the tee bend and connects the wet return, wet return and water tank intercommunication, the wet return is provided with pneumatic valve, the lower extreme of water tank passes through the outlet pipe and is connected with the high-pressure pump, the outlet pipe is provided with the circulating pump, main control unit is connected with hot metal detector respectively, the high-pressure pump, the circulating pump, pneumatic valve.
The water tank is provided with a water inlet pipe, a water inlet valve and a water level controller, and the water level controller is connected with the electric control water inlet valve and is used for carrying out water supplementing operation when the water quantity of the water tank is insufficient.
The controller selects Siemens s7-2001PLC; the high-pressure pump is a variable-frequency high-pressure pump.
The infrared scanning thermal metal detector with the model of RLK720H is selected as the thermal metal detector, and the infrared scanning technology is adopted, so that the thermal metal detector has the advantages of no interference from ambient light, reliable work and accurate detection of the thermal metal target position.
The flushing aisle is square, a feed inlet and a discharge outlet are respectively arranged at the front and the rear, a downward spray head is arranged at the inner top of the flushing aisle, a clearance groove is formed in the bottom of the flushing aisle, an upward spray head is arranged in the clearance groove, and the spray head is connected with the spray pipe.
The working process of the utility model is as follows: when hot steel billet on the production line approaches to flushing the passageway, the hot metal detector detects a signal and sends the signal to the controller, the controller closes the water return pipe, and the high-pressure pump increases the frequency, so that high-pressure water of the high-pressure pump automatically sprays the steel billet through the spray nozzle to remove oxide scales, after the hot steel passes, the high-pressure pump decreases the frequency, the water return pipe is opened, and most of water flows back to the water tank.
The beneficial effects of the utility model are as follows: the device for removing the oxide skin of the steel billet is reasonable in structural design and convenient to operate and control, and when the steel billet passes through, the device is automatically washed by high-pressure water to perform peeling operation.
Drawings
FIG. 1 is a schematic illustration of the present utility model;
1-water tank, 2-circulating pump, 3-high pressure pump, 4-flushing passageway, 5-flushing pipe, 6-shower nozzle, 7-outlet pipe, 8-return pipe, 9-pneumatic valve, 10-inlet tube, 11-inlet valve.
Detailed Description
The utility model is further described with reference to fig. 1: the utility model provides a steel billet is with removing scale device, it includes main control unit, water tank 1, circulating pump 2, high-pressure pump 3, wash pipe 5, hot metal detector, wash passageway 4, high-pressure pump 3 is connected with wash pipe 5, high-pressure shower nozzle 6 is connected to wash pipe 5, high-pressure shower nozzle 6 sets up in wash passageway 4, hot metal detector sets up at wash passageway 4 front end, wash pipe 5 passes through three-way connection wet return 8, wet return 8 and water tank 1 intercommunication, wet return 8 is provided with pneumatic valve 9, the lower extreme of water tank 1 is connected with high-pressure pump 3 through outlet pipe 7, outlet pipe 7 is provided with circulating pump 2, main control unit is connected with hot metal detector respectively, high-pressure pump 3, circulating pump 2, pneumatic valve 9.
The water tank 1 is provided with a water inlet pipe 10, a water inlet valve 11 and a water level controller, wherein the water level controller is connected with the electric control water inlet valve 11 and is used for water supplementing operation when the water quantity of the water tank 1 is insufficient, and the water level controller can be a full-automatic water level controller with the brand of RNCNG model DF-96A.
The main controller selects Siemens s7-2001PLC; the high-pressure pump 3 is a variable-frequency high-pressure pump, and the water outlet pressure of the high-pressure pump 3 is controlled through frequency modulation.
The infrared scanning hot metal detector with the model of RLK720H is selected as the hot metal detector, and the infrared scanning technology is adopted, so that the hot metal detector has the advantages of no interference of ambient light, reliable operation and accurate detection of the target position of the hot metal, and is used for sensing the specific position of the heated billet.
The flushing passageway 4 is square cylinder, a feed inlet and a discharge outlet are respectively arranged at the front and the rear, a downward spray head 6 is arranged at the inner top of the flushing passageway, a clearance groove is formed in the bottom of the passageway, an upward spray head is arranged in the clearance groove, and the spray head is connected with a spray pipe.
When a hot steel billet on the production line approaches to the flushing aisle 4, a signal is detected by the hot metal detector and sent to the controller, the controller closes the water return pipe 8 through the pneumatic valve 9, the high-pressure pump 3 rises in frequency, so that high-pressure water of the high-pressure pump 3 automatically sprays the steel billet through the spray head 6 to remove oxide scales, after the hot steel passes, the high-pressure pump 3 drops in frequency, the water return pipe 8 is opened, and most of water flows back to the water tank 1.
The water tank 1 can be used for storing water by a stainless steel water tank with a size of 12 cubic meters, the high-pressure pump 3 is a variable-frequency high-pressure pump with a size of 315KW, and the circulating pump 2 is a circulating pump with a size of 22KW for supplying water to the high-pressure pump.
The foregoing is merely a preferred embodiment of the utility model, and it should be noted that modifications could be made by those skilled in the art without departing from the principles of the utility model, which modifications would be considered to be within the scope of the utility model without inventive faculty.
Claims (3)
1. The utility model provides a remove oxide skin device for steel billet which characterized in that: the device comprises a main controller, a water tank, a circulating pump, a high-pressure pump, a flushing pipe, a hot metal detector and a flushing passageway, wherein the high-pressure pump is connected with the flushing pipe, the flushing pipe is connected with a high-pressure spray head, the high-pressure spray head is arranged in the flushing passageway, the hot metal detector is arranged at the front end of the flushing passageway, the flushing pipe is connected with a water return pipe through a tee joint, the water return pipe is communicated with the water tank, the water return pipe is provided with a pneumatic valve, the lower end of the water tank is connected with the high-pressure pump through a water outlet pipe, the water outlet pipe is provided with the circulating pump, and the main controller is respectively connected with the hot metal detector, the high-pressure pump, the circulating pump and the pneumatic valve;
the flushing aisle is square, a feed inlet and a discharge outlet are respectively arranged at the front and the rear, a downward spray head is arranged at the inner top of the flushing aisle, a clearance groove is formed in the bottom of the flushing aisle, an upward spray head is arranged in the clearance groove, and the spray head is connected with the spray pipe.
2. The descaling device for billets according to claim 1, wherein: the water tank is provided with a water inlet pipe, a water inlet valve and a water level controller, and the water level controller is connected with the electric control water inlet valve.
3. The descaling device for billets according to claim 1, wherein: the hot metal detector is an infrared scanning hot metal detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320385567.XU CN220406657U (en) | 2023-03-06 | 2023-03-06 | Descaling device for steel billet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320385567.XU CN220406657U (en) | 2023-03-06 | 2023-03-06 | Descaling device for steel billet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220406657U true CN220406657U (en) | 2024-01-30 |
Family
ID=89643828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320385567.XU Active CN220406657U (en) | 2023-03-06 | 2023-03-06 | Descaling device for steel billet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220406657U (en) |
-
2023
- 2023-03-06 CN CN202320385567.XU patent/CN220406657U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |