CN108326274A - A kind of process that ladle draining sand is added - Google Patents
A kind of process that ladle draining sand is added Download PDFInfo
- Publication number
- CN108326274A CN108326274A CN201810159651.3A CN201810159651A CN108326274A CN 108326274 A CN108326274 A CN 108326274A CN 201810159651 A CN201810159651 A CN 201810159651A CN 108326274 A CN108326274 A CN 108326274A
- Authority
- CN
- China
- Prior art keywords
- ladle
- drainage component
- sand
- added
- stuffing sand
- 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.)
- Pending
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Classifications
-
- 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
- B22D41/14—Closures
- B22D41/44—Consumable closure means, i.e. closure means being used only once
Abstract
The present invention provides a kind of ladle draining sand be added process, the method includes:The mouth of a river eye of ladle upper nozzle is cleared up;Drainage component is horizontally inserted at collector nozzle of ladle;Stuffing sand is added into the ladle using the drainage component;So, stuffing sand can be fitted into drainage component in advance, drainage component is horizontally inserted into collector nozzle of ladle again, recycles external tool that drainage component is pushed at ladle upper nozzle slide plate, ladle erects the stuffing sand outflow come in rear drainage component, it is flowed into the eye of the mouth of a river, it is substantially filled in filling pipe end, the dosage of stuffing sand can be saved in this way, save the time, it avoids stuffing sand to generate a large amount of dust again, pollutes environment.
Description
Technical field
The invention belongs to the processes that iron and steel smelting technology field more particularly to a kind of ladle draining sand are added.
Background technology
Currently, steel mill both domestic and external generally using from ladle towards launching and draw in ladle upper nozzle mouth of a river eye and brick cup
The method of quicksand reaches the function of ladle automatic jet.The shortcomings that such method is that stuffing sand waste is serious, and usage amount is excessive,
A large amount of dust pollution is generated, activity time is long, severe operational environment, and brings uncertain factor to product quality.With refining
Steel technique is maked rapid progress, and ladle stamp technique has become the new trend of steelmaking system engineering, and traditional stuffing sand has been expired
The foot not demand of new process.
Based on this, the present invention provides a kind of process that ladle draining sand is added, in the prior art above-mentioned to solve
Problem.
Invention content
In view of the problems of the existing technology, an embodiment of the present invention provides the technique sides that a kind of ladle draining sand is added
Method, to solve in the prior art when putting into stuffing sand into ladle, dosage is excessive, and activity time is long and generates a large amount of dust dirt
The technical issues of dye.
The present invention provides a kind of process that ladle draining sand is added, the method includes:
The mouth of a river eye of ladle upper nozzle is cleared up;
Drainage component is horizontally inserted at collector nozzle of ladle;
Stuffing sand is added into the ladle using the drainage component.
It is described to be horizontally inserted into after drainage component at collector nozzle of ladle in said program, including:
The ladle is erected, judges whether the drainage component collapses stick.
In said program, the drainage component is installed in place the time erected to the ladle less than 3min.
It is described to be added after stuffing sand into the ladle using the drainage component in said program, it opens and pours in casting machine
Before, further include:
The ladle lower skateboard is carried out to try sliding operation, judges whether the lower skateboard can normally be opened and closed.
In said program, before casting machine is opened and poured, when try sliding operation to the ladle lower skateboard, examination actual relative movement is from little
In the 1/2 of total coasting distance.
In said program, the drainage component includes:Conduction stick.
In said program, the shape of the drainage component includes:Cylinder is provided with quicksand hole on the cylinder.
In said program, fusible component is provided on the outside of the quicksand hole.
In said program, the material of the drainage component includes:Stainless steel or mild steel.
In said program, the fusible component includes:Plastic housing or meltable film.
The present invention provides a kind of ladle draining sand be added process, the method includes:To ladle upper nozzle
Mouth of a river eye is cleared up;Drainage component is horizontally inserted at collector nozzle of ladle;Added into the ladle using the drainage component
Enter stuffing sand;In this way, stuffing sand can be fitted into drainage component in advance, then drainage component is horizontally inserted into collector nozzle of ladle,
Recycle external tool that drainage component is pushed at ladle upper nozzle slide plate, ladle erects the drainage sand flow come in rear drainage component
Go out, is flowed into the eye of the mouth of a river, is substantially filled in filling pipe end, the dosage of stuffing sand can be saved in this way, save the time, and avoid
Stuffing sand generates a large amount of dust, pollutes environment.
Description of the drawings
Fig. 1 is steel ladle casting channel in the prior art overall structure diagram;
Fig. 2 is the process flow diagram that ladle draining sand provided in an embodiment of the present invention is added.
Specific implementation mode
In order to solve in the prior art when putting into stuffing sand into ladle, dosage is excessive, and activity time is long and generates big
Measure dust pollution the technical issues of, the present invention provides a kind of ladle draining sand be added process, the method includes:It is right
The mouth of a river eye of ladle upper nozzle is cleared up;Drainage component is horizontally inserted at collector nozzle of ladle;Using the drainage component to
Stuffing sand is added in the ladle.
Technical scheme of the present invention is described in further detail below by drawings and the specific embodiments.
In order to be more clearly understood that the technical program, the structural schematic diagram in lower steel ladle casting channel, such as Fig. 1 are first introduced herein
Shown, ladle includes filling pipe end 1, upper slide 2, collector nozzle 3, lower skateboard 4 and pocket block 5;Wherein, the filling pipe end 1 with it is upper
Slide plate 2 is integrated, and by ladle, mechanism is fixed on bottom of steel ladle;It is integrated when the collector nozzle 3 and lower skateboard 4
, it can slide simultaneously.
The present embodiment provides the processes that a kind of ladle draining sand is added, as shown in Fig. 2, the method includes:
S201 clears up the mouth of a river eye of ladle upper nozzle;
In this step, when stuffing sand is added to ladle, it is necessary to in the mouth of a river eye and filling pipe end brick cup of ladle upper nozzle
Residual steel, residue cleans out;When necessary, it needs to carry out two to mouth of a river eye and filling pipe end brick cup using the burning oxygen pipe with radian
Secondary cleaning.
S202 is horizontally inserted into drainage component at collector nozzle of ladle;
In this step, because the ladle is capping ladle, it has not been convenient to be directly added into stuffing sand from ladle upper nozzle, therefore
It can be horizontally inserted into drainage component at collector nozzle of ladle, and drainage component is pushed at upper slide using external tool.In steel
After being horizontally inserted into drainage component at packet collector nozzle, the ladle is erected, judges whether the drainage component collapses stick;If described draw
Stream unit stick phenomenon of collapsing, then goes at converter ladle and tapping, refining, casting machine is waited for open and pour.Wherein, the drainage
Component is installed in place the time erected to the ladle less than 3min.It is pre-loaded with stuffing sand in the drainage component.
Here, the drainage component can specifically include:The shape of conduction stick, the drainage component includes:Cylinder, institute
It states and is provided with quicksand hole on cylinder.It is provided with fusible component on the outside of the quicksand hole.The material of the drainage component includes:
Stainless steel or mild steel.The fusible component includes:Plastic housing or meltable film.For the ease of installation, conduction stick one end (is inserted into
One end in ladle) diameter be slightly less than the diameter of the conduction stick other end.
It should be noted that in order to ensure casting machine open pour when, ladle can also need pair smoothly from opening before casting machine is opened and poured
The ladle lower skateboard carries out trying sliding operation, and the examination actual relative movement of the lower skateboard is from 1/2 less than total coasting distance.Also, instantly
After the completion of slide plate is slided with collector nozzle examination, at once lower skateboard is opened to maximum preparation to open and pour.
Stuffing sand is added into the ladle using the drainage component in S203;
In this step, after installation is complete for drainage component, when ladle is erected using tumbler, close the meltable of quicksand hole
Side opening is exposed in film or plastic housing fusing, and the stuffing sand in steel cylinder is flowed out from side opening, be substantially filled to filling pipe end and conduction stick it
Between gap in.Molten steel can be fused into tapping by having flowed empty conduction stick;The conduction stick for not flowing out stuffing sand can be to drainage
Sand plays the role of preventing from aoxidizing, prevents slag from entering filling pipe end, utmostly ensures the stabilization of stuffing sand quality.When ladle is opened
When pouring, the frictional resistance between the stuffing sand and drainage bar wall of lower part is smaller, is more conducive to ladle and opens certainly.
Embodiment two
In practical application, ten one heat steel packets of single refining mild steel are carried out adding sand using the method that embodiment one provides
When, wherein seven stoves are normal turnover ladle, and three stoves are that time-out is wrapped, and a stove is 28 tons of packet bottom ladles of light maintenance, just with a wherein stove
Often for turnover ladle, specific implementation is as follows:
Have to the residual steel in mouth of a river eye and filling pipe end brick cup to ladle upper nozzle, residue is cleaned out;When necessary, it needs
Secondary cleaning is carried out to mouth of a river eye and filling pipe end brick cup using the burning oxygen pipe with radian.
The ladle is capping ladle, it has not been convenient to stuffing sand is directly added into from ladle upper nozzle, therefore can be under ladle
It is horizontally inserted into drainage component at the mouth of a river, and drainage component is pushed at upper slide using external tool.The water at collector nozzle of ladle
After plug flat enters drainage component, the ladle is erected, judges whether the drainage component collapses stick;If the drainage component is not sent out
Ladle is then gone at converter and tapping, refining, casting machine is waited for open and pour by raw stick phenomenon of collapsing.Wherein, the drainage component is installed in place
The time erected to the ladle is 2min.Stuffing sand is pre-loaded in the drainage component, the weight of the stuffing sand is
20.5~21.5kg.
Here, the drainage component can specifically include:The shape of conduction stick, the drainage component includes:Cylinder, institute
It states and is provided with quicksand hole on cylinder.It is provided with fusible component on the outside of the quicksand hole.The material of the drainage component includes:
Stainless steel or mild steel.The fusible component includes:Plastic housing or meltable film.The maximum outside diameter of conduction stick in the present embodiment
For 86mm, length 1520mm.
It should be noted that in order to ensure casting machine open pour when, ladle before casting machine is opened and poured, can also need smoothly from opening
The ladle lower skateboard is carried out to try sliding operation, the examination actual relative movement of the lower skateboard is from 1/2 less than total coasting distance.Also, work as
After the completion of lower skateboard is slided with collector nozzle examination, at once lower skateboard is opened to maximum preparation to open and pour.
After installation is complete for drainage component, when ladle being erected using tumbler, the meltable film in closing quicksand hole or modeling
Side opening is exposed in material shell fusing, and the stuffing sand in steel cylinder is flowed out from side opening, is substantially filled to the gap between filling pipe end and conduction stick
In;But the stuffing sand of outflow cannot be filled up completely the mouth of a river and brick cup completely.Having flowed empty conduction stick can melt in tapping
At molten steel;Stuffing sand can be played the role of to prevent from aoxidizing, prevent slag from entering filling pipe end by not flowing out the conduction stick of stuffing sand, most
The stabilization of big guarantee stuffing sand quality.When ladle, which is opened, to be poured, the frictional resistance between the stuffing sand and drainage bar wall of lower part
Smaller, molten steel can flow down immediately after collector nozzle is opened completely, and ladle is preferable from situation is opened, and tapping to casting time is 62min-
121min。
The advantageous effect that the process that ladle draining sand provided in an embodiment of the present invention is added can be brought is at least:
The present invention provides a kind of ladle draining sand be added process, the method includes:To ladle upper nozzle
Mouth of a river eye is cleared up;Drainage component is horizontally inserted at collector nozzle of ladle;Added into the ladle using the drainage component
Enter stuffing sand;In this way, stuffing sand can be fitted into drainage component in advance, then drainage component is horizontally inserted into collector nozzle of ladle,
Recycle external tool that drainage component is pushed into ladle upper nozzle slide plate and lower skateboard seam crossing, ladle, which erects, carrys out rear drainage component
Interior stuffing sand outflow, is flowed into the eye of the mouth of a river, is substantially filled in filling pipe end, can save the dosage of stuffing sand in this way, save
It saves time, shortens the time of ladle, and stuffing sand is avoided to generate a large amount of dust, pollute environment;And be also prevented from by
In the influence that ladle is opened in slag reflux certainly;Since stuffing sand is added using drainage component, directly added from ladle upper nozzle
Enter stuffing sand, can effectively improve after ladle stamp plus the efficiency and quality of sand, improves ladle week transfer efficient.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention, it is all
All any modification, equivalent and improvement made by within the spirit and principles in the present invention etc. should be included in the protection of the present invention
Within the scope of.
Claims (10)
1. the process that a kind of ladle draining sand is added, which is characterized in that the method includes:
The mouth of a river eye of ladle upper nozzle is cleared up;
Drainage component is horizontally inserted at collector nozzle of ladle;
Stuffing sand is added into the ladle using the drainage component.
2. the method as described in claim 1, which is characterized in that it is described be horizontally inserted at collector nozzle of ladle drainage component it
Afterwards, including:
The ladle is erected, judges whether the drainage component collapses stick.
3. method as claimed in claim 2, which is characterized in that the drainage component be installed in place to the ladle erect when
Between be less than 3min.
4. the method as described in claim 1, which is characterized in that described be added into the ladle using the drainage component is drawn
After quicksand, before casting machine is opened and poured, further include:
The ladle lower skateboard is carried out to try sliding operation, judges whether the lower skateboard can normally be opened and closed.
5. method as claimed in claim 4, which is characterized in that before casting machine is opened and poured, try the ladle lower skateboard
When sliding operation, examination actual relative movement is from 1/2 no more than total coasting distance.
6. the method as described in claim 1, which is characterized in that the drainage component includes:Conduction stick.
7. the method as described in claim 1, which is characterized in that the shape of the drainage component includes:Cylinder, the cylinder
Quicksand hole is provided on body.
8. the method for claim 7, which is characterized in that be provided with fusible component on the outside of the quicksand hole.
9. the method for claim 7, which is characterized in that the material of the drainage component includes:Stainless steel or mild steel.
10. the method for claim 7, which is characterized in that the fusible component includes:Plastic housing or meltable film.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810159651.3A CN108326274A (en) | 2018-02-26 | 2018-02-26 | A kind of process that ladle draining sand is added |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810159651.3A CN108326274A (en) | 2018-02-26 | 2018-02-26 | A kind of process that ladle draining sand is added |
Publications (1)
Publication Number | Publication Date |
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CN108326274A true CN108326274A (en) | 2018-07-27 |
Family
ID=62929890
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810159651.3A Pending CN108326274A (en) | 2018-02-26 | 2018-02-26 | A kind of process that ladle draining sand is added |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114247876A (en) * | 2021-12-14 | 2022-03-29 | 吉林金钢钢铁股份有限公司 | Ladle stuffing sand adding device and method |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2700029Y (en) * | 2004-05-13 | 2005-05-18 | 伍洲旭 | Drainage rod for ladle canal |
CN1712156A (en) * | 2005-06-17 | 2005-12-28 | 周宇明 | Armored fluidizing agent plug for casting runner and its arrangement |
CN101543882A (en) * | 2009-05-14 | 2009-09-30 | 石宏帅 | Automatic ladle drainage device |
CN101693294A (en) * | 2009-11-09 | 2010-04-14 | 石宏帅 | Steel ladle automatic flow diverter |
CN104827019A (en) * | 2015-04-21 | 2015-08-12 | 西峡县新越冶金材料开发有限公司 | Ladle automatic drainage device |
CN106881458A (en) * | 2017-03-23 | 2017-06-23 | 张国令 | A kind of refining ladle flow diverter and preparation method thereof |
-
2018
- 2018-02-26 CN CN201810159651.3A patent/CN108326274A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2700029Y (en) * | 2004-05-13 | 2005-05-18 | 伍洲旭 | Drainage rod for ladle canal |
CN1712156A (en) * | 2005-06-17 | 2005-12-28 | 周宇明 | Armored fluidizing agent plug for casting runner and its arrangement |
CN101543882A (en) * | 2009-05-14 | 2009-09-30 | 石宏帅 | Automatic ladle drainage device |
CN101693294A (en) * | 2009-11-09 | 2010-04-14 | 石宏帅 | Steel ladle automatic flow diverter |
CN104827019A (en) * | 2015-04-21 | 2015-08-12 | 西峡县新越冶金材料开发有限公司 | Ladle automatic drainage device |
CN106881458A (en) * | 2017-03-23 | 2017-06-23 | 张国令 | A kind of refining ladle flow diverter and preparation method thereof |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114247876A (en) * | 2021-12-14 | 2022-03-29 | 吉林金钢钢铁股份有限公司 | Ladle stuffing sand adding device and method |
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Application publication date: 20180727 |