CN114749647A - Ladle capping device and ladle capping method - Google Patents
Ladle capping device and ladle capping method Download PDFInfo
- Publication number
- CN114749647A CN114749647A CN202210490102.0A CN202210490102A CN114749647A CN 114749647 A CN114749647 A CN 114749647A CN 202210490102 A CN202210490102 A CN 202210490102A CN 114749647 A CN114749647 A CN 114749647A
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- China
- Prior art keywords
- ladle
- electromagnetic chuck
- support
- main shaft
- capping
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/42—Constructional features of converters
- C21C5/46—Details or accessories
Abstract
The invention discloses a ladle capping device and a ladle capping method, the capping device comprises a ladle cap, an electromagnetic adsorption and lifting system and a support rotating system, the electromagnetic adsorption and lifting system comprises an electromagnetic chuck, an electromagnetic chuck fixing ring, an electromagnetic chuck lifting cable, a first fixing pulley shaft, a first fixing pulley, a second fixing pulley shaft, a second fixing pulley, an electromagnetic chuck lifting winch, an electromagnetic chuck power line and an electromagnetic chuck control box, and the support rotating system comprises a vertical support main shaft, a horizontal support cross arm and a support rotator. The invention can obviously reduce the temperature reduction of the molten iron in the process of transporting the molten iron from the iron-making process to the steel-making process, provides a better temperature basis for the production of the converter, can effectively reduce the outward heat radiation quantity of the empty ladle after the molten iron is poured, maintains higher temperature in the empty ladle, provides a favorable basis for carrying the molten iron next time, and thus, can make important contribution to the whole process of steel smelting, energy conservation and emission reduction.
Description
Technical Field
The invention belongs to the technical field of ladles, and particularly relates to a ladle capping device and a ladle capping method.
Background
In a long-flow iron and steel production enterprise, a blast furnace in an iron making process and a converter in a steel making process are generally far away, so that molten iron is transferred by generally adopting a railway transportation or automobile transportation ladle mode. The conventional ladle is usually designed to be open so as to be convenient for receiving and pouring out molten iron, but the open ladle has poor heat insulation effect on the molten iron, so that the temperature of the molten iron in the ladle is reduced too much, more energy is wasted, and the energy conservation and emission reduction of iron and steel enterprises are not facilitated.
Disclosure of Invention
In order to solve the technical problems in the prior art, the invention provides a ladle capping device and a ladle capping method.
In one aspect of the invention, a ladle capping device is provided, comprising a ladle cover, an electromagnetic adsorption and lifting system, and a support rotation system, wherein the ladle cover comprises a ladle cover steel shell and a ladle cover refractory lining; the electromagnetic adsorption and lifting system comprises an electromagnetic chuck, an electromagnetic chuck fixing ring, an electromagnetic chuck lifting rope, a first fixing pulley shaft, a first fixing pulley, a second fixing pulley shaft, a second fixing pulley, an electromagnetic chuck lifting winch, an electromagnetic chuck power line and an electromagnetic chuck control box; the support rotation system comprises a vertical support main shaft, a horizontal support cross arm and a support rotator, wherein:
the bracket rotator drives the bracket spindle to rotate, and the bracket transverse arm is fixed on the bracket spindle and rotates along with the rotation of the bracket spindle;
the electromagnetic chuck fixing ring is fixed on the electromagnetic chuck, and the electromagnetic chuck power line is connected between the electromagnetic chuck control box and the electromagnetic chuck;
the first fixed pulley shaft is fixed at the front end of the cross arm of the bracket, and the first fixed pulley is arranged on the first fixed pulley shaft;
the second fixed pulley shaft is fixed on the support main shaft, and the second fixed pulley is arranged on the second fixed pulley shaft;
the electromagnetic chuck lifting winch is characterized in that the electromagnetic chuck lifting rope is wound on the first fixed pulley and the second fixed pulley, one end of the electromagnetic chuck lifting rope is wound on the electromagnetic chuck lifting winch, the other end of the electromagnetic chuck lifting rope is fixed to the electromagnetic chuck fixing ring, and the electromagnetic chuck lifting winch rotates to drive the electromagnetic chuck to perform lifting motion through the electromagnetic chuck lifting rope.
Further, in the ladle capping device, the electromagnetic chuck control box and the electromagnetic chuck hoisting winch are fixed on the support main shaft.
In another aspect of the present invention, there is provided a ladle capping method comprising the steps of:
s0, respectively arranging the ladle capping devices at a blast furnace tapping station of an iron making process and a converter hoisting ladle station of a steel making process;
s1, after the foundry ladle receives molten iron at the blast furnace tapping station of the iron-making process, starting a foundry ladle capping device arranged at the blast furnace tapping station of the iron-making process, and capping the foundry ladle receiving the molten iron;
s2, transporting the covered ladle to a converter hoisting ladle station of a steelmaking process;
s3, starting a ladle capping device arranged at a converter hoisting ladle station in the steelmaking process, and carrying out uncovering operation on the transported ladles;
and S4, a ladle capping device arranged at a converter hoisting ladle station in the steelmaking process performs capping operation on the empty ladle after pouring molten iron.
Further, in the ladle capping method, the step S1 may include:
s11, enabling molten iron in the blast furnace to flow into a ladle through a tapping hole, stopping tapping when the molten iron in the ladle reaches a preset position, controlling the electromagnetic chuck to be electrified by an electromagnetic chuck control box in the ladle capping device at the standby position, and enabling the electrified electromagnetic chuck to produce adsorption force to suck up the ladle cap;
s12, the support rotator drives the support main shaft to rotate 180 degrees, the support cross arm rotates 180 degrees along with the support main shaft, the ladle capping device is located at a working position, the ladle cap adsorbed by the electromagnetic chuck is capped on the ladle, and then the electromagnetic chuck control box controls the electromagnetic chuck to be powered off, so that the ladle cap is separated from the ladle cap;
and S13, driving the support main shaft to rotate 180 degrees again by the support rotator, rotating the support cross arm 180 degrees along with the support main shaft, and enabling the foundry ladle capping device to return to a standby position to finish the capping operation of the foundry ladle after receiving the molten iron.
Further, in the ladle capping method, in step S12, the method further includes that the electromagnetic chuck hoisting winch drives the electromagnetic chuck to ascend and descend through the electromagnetic chuck hoisting cable, so as to adjust a distance between the ladle cap and the ladle.
Further, in the ladle capping method, the step S3 may include:
s31, a support rotator arranged in a ladle capping device at a converter ladle hoisting station in the steelmaking process drives a support main shaft to rotate 180 degrees, a support cross arm rotates 180 degrees along with the support main shaft, and the ladle capping device rotates from a standby position to a working position;
s32, controlling the electromagnetic chuck to be electrified by an electromagnetic chuck control box in the ladle capping device, and producing adsorption force by the electrified electromagnetic chuck to suck the ladle cap;
s33, the support rotator drives the support main shaft to rotate 180 degrees again, the support cross arm rotates 180 degrees along with the support main shaft, the ladle capping device returns to the standby position, the ladle cap adsorbed by the electromagnetic chuck is uncovered from the ladle, and the uncovering operation of the transported ladle is completed.
Further, in the ladle capping method, in step S32, the method further includes that the electromagnetic chuck hoisting winch drives the electromagnetic chuck to ascend and descend through the electromagnetic chuck hoisting cable, so as to adjust a distance between the electromagnetic chuck and the ladle cap.
Further, in the ladle capping method, the step S33 is followed by a step S34: and (4) hoisting the ladle by a hot metal charging crane, pouring molten iron into the converter to finish the hot metal charging operation of the converter, and hoisting the empty ladle to the rotary furnace to hoist the ladle station.
Further, in the ladle capping method, the step S4 may include:
s41, the support rotator drives the support main shaft to rotate 180 degrees, the support cross arm rotates 180 degrees along with the support main shaft, so that the ladle capping device rotates to a working position from a standby position, the ladle adsorbed by the electromagnetic chuck is capped on the ladle, and then the electromagnetic chuck control box controls the electromagnetic chuck to be powered off, so that the ladle cap is separated from the ladle cap;
and S42, driving the support main shaft to rotate 180 degrees again by the support rotator, rotating the support cross arm 180 degrees along with the support main shaft, and enabling the ladle capping device to return to a standby position to finish the capping operation of the empty ladle after pouring molten iron.
Further, in the ladle capping method, in step S41, the method further includes that the electromagnetic chuck hoisting winch drives the electromagnetic chuck to ascend and descend through the electromagnetic chuck hoisting cable, so as to adjust a distance between the ladle cap and the ladle.
The ladle capping device and the ladle capping method have the advantages and beneficial effects that: the structure is simple, the use is convenient, and the manufacturing and maintenance cost is low; the temperature reduction of molten iron in the process of transporting from an iron making procedure to a steel making procedure can be obviously reduced, and a better temperature basis is provided for converter production, so that better molten iron conditions can be provided for increasing the adding amount of scrap steel for the converter; the method can effectively reduce the outward heat radiation quantity of the empty ladle after molten iron is poured, maintain higher temperature in the empty ladle, provide a favorable foundation for carrying molten iron next time, and thus make important contribution to the energy conservation and emission reduction of the whole steel smelting process.
Drawings
The accompanying drawings, which are included to provide a further understanding of embodiments of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of a ladle capping device according to the present invention;
FIG. 2 is a schematic structural view of a ladle cover in the ladle covering device of the present invention;
FIG. 3 is a schematic view showing an initial position state and a capping position state of a ladle capping device in the process of carrying out the ladle capping method of the present invention.
Description of reference numerals:
1. the iron ladle covers the steel shell, 2, iron ladle lid refractory material inside lining, 3, electromagnet, 4, the fixed ring of electromagnet, 5, electromagnet promotes the strand cable, 6, fixed pulley shaft before the electromagnetism promotes, 7, fixed pulley before the electromagnetism promotes, 8, fixed pulley shaft after the electromagnetism promotes, 9, fixed pulley after the electromagnetism promotes, 10, electromagnet promotes the capstan winch, 11, electromagnet power cord, 12, electromagnet control box, 13, support main shaft, 14, the support xarm, 15, support circulator, 16, the iron ladle.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
The ladle capping device is respectively provided with one set at a blast furnace tapping station in an iron making process and a converter hoisting ladle station in a steel making process. The ladle capping device arranged at the blast furnace tapping station in the iron-making process is used for capping the ladle which receives molten iron so as to convey the ladle to a converter hoisting ladle station in the steel-making process in a heat-insulating state; the ladle capping device arranged at the converter hoisting ladle station in the steelmaking process is used for uncovering the transported ladles so as to carry out converter hot metal charging operation, and capping the empty ladles after pouring molten iron so as to transport the ladles back to the blast furnace tapping station in the ironmaking process in a heat preservation state.
As shown in fig. 1 and 2, the ladle capping device of the present invention comprises a ladle cap, an electromagnetic adsorption and lifting system, and a support rotation system, wherein the ladle cap comprises a ladle cap steel shell 1 and a ladle cap refractory lining 2; the electromagnetic adsorption and lifting system comprises an electromagnetic chuck 3, an electromagnetic chuck fixing ring 4, an electromagnetic chuck lifting cable 5, a first fixed pulley shaft 6, a first fixed pulley 7, a second fixed pulley shaft 8, a second fixed pulley 9, an electromagnetic chuck lifting winch 10, an electromagnetic chuck power line 11 and an electromagnetic chuck control box 12; the bracket rotating system comprises a bracket main shaft 13, a bracket cross arm 14 and a bracket rotator 15.
In the ladle capping device of the invention, a bracket rotator 15 drives a vertical bracket main shaft 13 to rotate, and a horizontal bracket cross arm 14 is fixed on the bracket main shaft 13 and rotates along with the rotation of the bracket main shaft 13; the electromagnetic chuck fixing ring 4 is fixed on the electromagnetic chuck 3, and the electromagnetic chuck power line 11 is connected between the electromagnetic chuck control box 12 and the electromagnetic chuck 3; the first fixed pulley shaft 6 is fixed at the front end of the bracket cross arm 14, and the first fixed pulley 7 is arranged on the first fixed pulley shaft 6; the second fixed pulley shaft 8 is fixed on the support main shaft 13, and the second fixed pulley 9 is arranged on the second fixed pulley shaft 8; the electromagnetic chuck lifting rope 5 is wound on the first fixed pulley 7 and the second fixed pulley 9, one end of the electromagnetic chuck lifting rope 5 is wound on the electromagnetic chuck lifting winch 10, the other end of the electromagnetic chuck lifting rope is fixed to the electromagnetic chuck fixing ring 4, and the electromagnetic chuck lifting winch 10 rotates to drive the electromagnetic chuck 3 to move up and down through the electromagnetic chuck lifting rope 5.
For the compact structure and the overall stability of the device, it is preferable that the electromagnetic chuck control box 12 and the electromagnetic chuck lifting winch 10 are fixed on the support main shaft 13.
The capping method of the foundry ladle comprises the following steps:
s0, respectively arranging the ladle capping device in a blast furnace tapping station in the iron making process and a converter hoisting ladle station in the steel making process;
s1, after the foundry ladle 16 receives molten iron at the blast furnace tapping station of the iron-making process, starting a foundry ladle capping device arranged at the blast furnace tapping station of the iron-making process, and capping the foundry ladle 16 which receives the molten iron;
s2, transporting the covered ladle 16 to a converter hoisting ladle station of a steelmaking process;
s3, starting a ladle capping device arranged at a converter hoisting ladle station in the steelmaking process, and carrying out uncovering operation on the transported ladles 16;
and S4, a ladle capping device arranged at a ladle lifting station of the converter in the steelmaking process performs capping operation on the empty ladle 16 after pouring molten iron.
In the method for capping a foundry ladle according to the present invention, the step S1 may include:
s11, the molten iron in the blast furnace flows into the ladle through the taphole, the tapping is stopped when the molten iron in the ladle reaches a preset position, the electromagnetic chuck control box 12 in the ladle capping device at the standby position shown as a in figure 3 controls the electromagnetic chuck power line 11 to electrify the electromagnetic chuck 3, and the electrified electromagnetic chuck 3 produces adsorption force to suck up the ladle cap;
s12, the support rotator 15 drives the support main shaft 13 to rotate 180 degrees, the support cross arm 14 rotates 180 degrees along with the support main shaft, so that the ladle capping device is located at a working position shown as b in figure 3, a ladle cap adsorbed by the electromagnetic chuck 3 is covered on the ladle, and then the electromagnetic chuck control box 12 controls the electromagnetic chuck 3 to be powered off, so that the ladle cap is separated;
s13, the stand rotator 15 drives the stand main shaft 13 to rotate 180 ° again, the stand cross arm 14 rotates 180 ° accordingly, the ladle capping device returns to the standby position shown as a in fig. 3, and the operation of capping the ladle after receiving the molten iron is completed.
In the method for capping a foundry ladle according to the present invention, the step S3 may include:
s31, the support rotator 15 arranged in the ladle capping device of the ladle hoisting station of the converter in the steelmaking process drives the support main shaft 13 to rotate 180 degrees, and the support cross arm 14 rotates 180 degrees along with the rotation, so that the ladle capping device rotates from the standby position shown as a in figure 3 to the working position shown as b in figure 3;
s32, controlling an electromagnetic chuck power line 11 to electrify the electromagnetic chuck 3 by an electromagnetic chuck control box 12 in the ladle capping device, and producing adsorption force by the electrified electromagnetic chuck 3 to suck up the ladle cap;
s33, the stand rotator 15 drives the stand main shaft 13 to rotate 180 ° again, the stand cross arm 14 rotates 180 ° accordingly, so that the ladle capping device returns to the standby position shown in a in fig. 3, thereby removing the ladle lid adsorbed by the electromagnetic chuck 3 from the ladle, and completing the operation of removing the lid of the transported ladle.
In the ladle capping method of the present invention, the step S33 is followed by a step S34 in which the hot metal charging crane lifts the ladle, pours the hot metal into the converter, completes the hot metal charging operation of the converter, and then lifts the empty ladle into the rotary furnace to lift the ladle station.
In the method for capping a foundry ladle according to the present invention, the step S4 may include:
s41, the support rotator 15 drives the support main shaft 13 to rotate 180 degrees, the support cross arm 14 rotates 180 degrees along with the rotation, so that the ladle capping device rotates from a standby position shown as a in figure 3 to a working position shown as b in figure 3, the ladle cap adsorbed by the electromagnetic chuck 3 is covered on the ladle, and then the electromagnetic chuck control box 12 controls the electromagnetic chuck 3 to be powered off, so that the ladle cap is separated;
s42, the stand rotator 15 drives the stand main shaft 13 to rotate 180 ° again, the stand cross arm 14 rotates 180 ° accordingly, so that the ladle capping device returns to the standby position shown in a in fig. 3, the capping operation of the empty ladle after pouring molten iron is completed, and then the empty ladle is transported back to the blast furnace tapping station of the iron making process in a heat-insulated state.
In the method for capping a ladle according to the present invention, in step S12, the method may further include the step of driving the electromagnet 3 to move up and down by the electromagnet hoisting winch 10 via the electromagnet hoisting rope 5, so as to adjust a distance between the ladle cover and the ladle, so as to prevent the ladle cover from colliding with the ladle, and ensure that the ladle cover is smoothly covered on the ladle.
In the method for capping a ladle in the present invention, in S32, the method may further include driving the electromagnetic chuck 3 to ascend and descend by the electromagnetic chuck lifting winch 10 through the electromagnetic chuck lifting cable 5, so as to adjust a distance between the electromagnetic chuck 3 and the ladle lid, so that the electromagnetic chuck 3 can conveniently lift the ladle lid.
In the method for capping a ladle according to the present invention, in step S41, the method may further include the step of driving the electromagnet 3 to move up and down by the electromagnet hoisting winch 10 via the electromagnet hoisting rope 5, so as to adjust a distance between the ladle cover and the ladle, so as to prevent the ladle cover from colliding with the ladle, and ensure that the ladle cover is smoothly covered on the ladle.
In summary, compared with the prior art, the foundry ladle capping device and the foundry ladle capping method provided by the invention have the following advantages and beneficial effects:
(1) simple structure, convenient use and lower manufacturing and maintenance cost.
(2) The temperature reduction of molten iron in the process of transporting from the iron making procedure to the steel making procedure is obviously reduced, and a better temperature basis is provided for the production of the converter, so that better molten iron conditions can be provided for increasing the adding amount of scrap steel for the converter;
(3) the heat radiation quantity of the empty ladle after the molten iron is poured is effectively reduced, the higher temperature in the empty ladle is maintained, a favorable foundation is provided for carrying the molten iron next time, and therefore important contribution can be made to the energy conservation and emission reduction of the whole steel smelting process.
It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. In addition, "front", "rear", "left", "right", "upper" and "lower" in this document are referred to the placement states shown in the drawings.
Finally, it should be noted that: the above examples are only for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A ladle capping device is characterized by comprising a ladle cover, an electromagnetic adsorption and lifting system and a bracket rotating system, wherein the ladle cover comprises a ladle cover steel shell and a ladle cover refractory material lining; the electromagnetic adsorption and lifting system comprises an electromagnetic chuck, an electromagnetic chuck fixing ring, an electromagnetic chuck lifting rope, a first fixing pulley shaft, a first fixing pulley, a second fixing pulley shaft, a second fixing pulley, an electromagnetic chuck lifting winch, an electromagnetic chuck power line and an electromagnetic chuck control box; the support rotation system comprises a vertical support main shaft, a horizontal support cross arm and a support rotator, wherein:
the bracket rotator drives the bracket main shaft to rotate, and the bracket cross arm is fixed on the bracket main shaft and rotates along with the rotation of the bracket main shaft;
the electromagnetic chuck fixing ring is fixed on the electromagnetic chuck, and the electromagnetic chuck power line is connected between the electromagnetic chuck control box and the electromagnetic chuck;
the first fixed pulley shaft is fixed at the front end of the cross arm of the bracket, and the first fixed pulley is arranged on the first fixed pulley shaft;
the second fixed pulley shaft is fixed on the support main shaft, and the second fixed pulley is arranged on the second fixed pulley shaft;
the electromagnetic chuck lifting winch is characterized in that the electromagnetic chuck lifting rope is wound on the first fixed pulley and the second fixed pulley, one end of the electromagnetic chuck lifting rope is wound on the electromagnetic chuck lifting winch, the other end of the electromagnetic chuck lifting rope is fixed to the electromagnetic chuck fixing ring, and the electromagnetic chuck lifting winch rotates to drive the electromagnetic chuck to perform lifting motion through the electromagnetic chuck lifting rope.
2. A ladle capping device as claimed in claim 1, wherein said electromagnetic chuck control box and said electromagnetic chuck hoisting winch are fixed to said support main shaft.
3. A ladle capping method is characterized by comprising the following steps:
s0, respectively arranging a foundry ladle capping device according to claim 1 or 2 at a blast furnace tapping station of an iron making process and a converter hoisting foundry ladle station of a steel making process;
s1, after the foundry ladle receives molten iron at a blast furnace tapping station of the iron-making process, starting a foundry ladle capping device arranged at the blast furnace tapping station of the iron-making process, and capping the foundry ladle receiving the molten iron;
s2, transporting the covered ladle to a converter hoisting ladle station of a steelmaking process;
s3, starting a ladle capping device arranged at a converter hoisting ladle station in the steelmaking process, and carrying out uncovering operation on the transported ladles;
and S4, a ladle capping device arranged at a converter hoisting ladle station in the steelmaking process performs capping operation on the empty ladle poured with molten iron.
4. A ladle capping method according to claim 3, wherein the step S1 specifically comprises:
s11, enabling molten iron in the blast furnace to flow into a ladle through a tapping hole, stopping tapping when the molten iron in the ladle reaches a preset position, controlling the electromagnetic chuck to be electrified by an electromagnetic chuck control box in the ladle capping device at the standby position, and enabling the electrified electromagnetic chuck to produce adsorption force to suck up the ladle cap;
s12, the support rotator drives the support main shaft to rotate 180 degrees, the support cross arm rotates 180 degrees along with the support main shaft, so that the ladle capping device is located at a working position, a ladle cap adsorbed by the electromagnetic chuck is covered on the ladle, and then the electromagnetic chuck control box controls the electromagnetic chuck to be powered off, so that the ladle cap is separated;
and S13, driving the support main shaft to rotate 180 degrees again by the support rotator, rotating the support cross arm 180 degrees along with the support main shaft, and enabling the foundry ladle capping device to return to a standby position to finish the capping operation of the foundry ladle after receiving the molten iron.
5. The ladle capping method of claim 4, wherein the step S12 further comprises adjusting the distance between the ladle lid and the ladle by using the electromagnetic chuck lifting winch to lift and lower the electromagnetic chuck through the electromagnetic chuck lifting cable.
6. A ladle capping method according to claim 3, wherein the step S3 specifically comprises:
s31, a support rotator arranged in a ladle capping device at a converter ladle hoisting station in the steelmaking process drives a support main shaft to rotate 180 degrees, a support cross arm rotates 180 degrees along with the support main shaft, and the ladle capping device rotates from a standby position to a working position;
s32, controlling the electromagnetic chuck to be electrified by an electromagnetic chuck control box in the ladle capping device, and producing adsorption force by the electrified electromagnetic chuck to suck the ladle cap;
s33, the support rotator drives the support main shaft to rotate 180 degrees again, the support cross arm rotates 180 degrees along with the support main shaft, the ladle capping device returns to the standby position, the ladle cap adsorbed by the electromagnetic chuck is uncovered from the ladle, and the uncovering operation of the transported ladle is completed.
7. The ladle capping method of claim 6, further comprising the step of adjusting the distance between the electromagnetic chuck and the ladle lid by lifting the electromagnetic chuck with the electromagnetic chuck lifting winch via the electromagnetic chuck lifting rope in step S32.
8. The ladle capping method of claim 6, further comprising step S34 after the step S33: and (4) hoisting the ladle by a hot metal charging crane, pouring molten iron into the converter to finish the hot metal charging operation of the converter, and hoisting the empty ladle to the rotary furnace to hoist the ladle station.
9. The ladle capping method according to claim 8, wherein the step S4 specifically comprises:
s41, the support rotator drives the support main shaft to rotate 180 degrees, the support cross arm rotates 180 degrees along with the support main shaft, so that the ladle capping device rotates to a working position from a standby position, the ladle cap adsorbed by the electromagnetic chuck is capped on the ladle, and then the electromagnetic chuck control box controls the electromagnetic chuck to be powered off, so that the ladle cap is separated;
s42, the support rotator drives the support main shaft to rotate 180 degrees again, the support cross arm rotates 180 degrees along with the support main shaft, so that the ladle capping device returns to a standby position, and capping operation on an empty ladle poured with molten iron is completed.
10. A method for capping a ladle as claimed in claim 9, wherein the step S41 further comprises adjusting the distance between the ladle lid and the ladle by using an electromagnetic chuck lifting winch to lift and lower the electromagnetic chuck through an electromagnetic chuck lifting cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210490102.0A CN114749647A (en) | 2022-05-07 | 2022-05-07 | Ladle capping device and ladle capping method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210490102.0A CN114749647A (en) | 2022-05-07 | 2022-05-07 | Ladle capping device and ladle capping method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114749647A true CN114749647A (en) | 2022-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210490102.0A Pending CN114749647A (en) | 2022-05-07 | 2022-05-07 | Ladle capping device and ladle capping method |
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| Country | Link |
|---|---|
| CN (1) | CN114749647A (en) |
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- 2022-05-07 CN CN202210490102.0A patent/CN114749647A/en active Pending
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