CN206527331U - The control system of pouring molten steel - Google Patents
The control system of pouring molten steel Download PDFInfo
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- CN206527331U CN206527331U CN201621474278.3U CN201621474278U CN206527331U CN 206527331 U CN206527331 U CN 206527331U CN 201621474278 U CN201621474278 U CN 201621474278U CN 206527331 U CN206527331 U CN 206527331U
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Abstract
The utility model proposes a kind of control system of pouring molten steel, including：Note velocity control device, steel quality and determine device and industrial computer；Industrial computer connection note velocity control device and steel quality determine device；Note velocity control device determines device with steel quality and is connected steel ladle；Steel quality measurement apparatus gathers the quality information of molten steel in previous moment and the steel ladle at current time, and it is transferred to industrial computer, the mass change of molten steel generates the real-time fast information of molten steel note in steel ladle of the industrial computer by comparing previous moment and current time, then it is compared with the poring rate curve inside industrial computer, and note velocity modulation entire signal is sent to note velocity control device, note velocity control device is adjusted according to note velocity modulation entire signal to the size of the slide gate nozzle of steel ladle.The system is solved during ingot steel casting, fully relies on randomness and unstability that cast workman is by virtue of experience produced, it is possible to achieve the repeatability and stability of production operation.
Description
Technical field
The utility model is related to pouring molten steel field, more particularly to a kind of control system of pouring molten steel.
Background technology
Molten steel is poured into a mould using traditional pouring type, and it pours into a mould effect and note speed control is unsatisfactory, and is pouring into a mould
Cheng Zhong, body cast is difficult to control to, and is not easy to observation, therefore often occur pouring molten steel excessive velocities or mistake in casting process
Slowly, the molten steel rate of climb is unstable in ingot mould, it is impossible to meet ingot steel casting requirement, in the steel ingot for causing same stove molten steel casting
Portion's quality is inconsistent, there is larger difference, the up-to-standard rate of final influence steel ingot, influences the production cycle, causes waste product, increases
Production cost, to enterprise causes economic loss.With continuing to develop for steel-smelting technology, the requirement to the inherent quality of steel ingot is got over
Come higher, control of the molten steel to key factors such as casting time, casting weight, poring rates in casting cycle is more and more tighter.
In the prior art, the weight of display steel ladle that typically can only be single in casting cycle, technical staff is completely by experience pair
The poring rate of molten steel is controlled, and is lacked the science to molten steel actual flow velocity, is accurately judged.
Utility model content
In order to solve in the prior art to the flow velocity of molten steel only with technical staff's experience, shortage is accurately controlled asking for means
Topic, the utility model proposes a kind of control system of pouring molten steel.
In order to achieve the above object, the utility model proposes a kind of control system of pouring molten steel, including：Note speed control
Device, steel quality determine device and industrial computer；The industrial computer connection note velocity control device and steel quality are determined
Device；The note velocity control device determines device with steel quality and is connected steel ladle；Before the steel quality measurement apparatus collection
The quality information of molten steel in the steel ladle at one moment and current time, and it is transferred to the industrial computer, the industry control
The mass change of molten steel generates the real-time fast information of molten steel note in the steel ladle of the machine by comparing previous moment and current time,
Then it is compared with the poring rate curve inside the industrial computer, and note velocity modulation is sent to the note velocity control device
Entire signal, the note velocity control device is adjusted according to the note velocity modulation entire signal to the size of the slide gate nozzle of the steel ladle
It is whole.
Further, the industrial computer has control model input interface, for adjusting the cast inside the industrial computer
Rate curve.
Further, the industrial computer also includes display, the display be used to showing the fast information of note of the molten steel,
Quality information.
Further, the industrial computer also includes memory, the memory be used to storing the fast information of note of the molten steel,
Quality information.
Further, in addition to be connected to the industrial computer liquid steel level determine device.
Further, in addition to the alarm of the industrial computer is connected to, when the real-time fast information of molten steel note exceeds institute
When stating the fluctuation range that the poring rate curve of inside allows, the alarm is alarmed.
Further, the connected mode that the industrial computer determines device with the note velocity control device and steel quality is nothing
Line is connected.
Further, the note velocity control device includes hydraulic machinery structure, and the hydraulic machinery structure connects the steel
The mouth of a river regulating valve of water bag.
Further, the note velocity control device includes eletric mechanical structure, and the eletric mechanical structure connects the steel
The mouth of a river regulating valve of water bag.
Further, the note velocity control device includes manual control module, for realizing hand when system breaks down
Dynamic control carries out the adjustment of poring rate.
The beneficial effects of the utility model are, by the control system of pouring molten steel of the present utility model, solve steel
In ingot casting process, randomness and unstability that cast workman is by virtue of experience produced are fully relied on, it is possible to achieve production
The repeatability and stability of operation, it is ensured that molten steel rises in steel ingot casting process stability and accuracy, are that molten steel is poured
Accurate adjustment during casting provides guarantee, while whole control and monitoring is carried out to whole production process, implementation process
Accurate control, by rationally controlling poring rate, it is ensured that ingot steel casting quality, and for the different ingot heavy amounts of same heat not
Consistent phenomenon is substantially eliminated, and ingot quality qualification rate improves 8%.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
Only it is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying creative labor
Under the premise of, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the control system of the pouring molten steel of the utility model embodiment.
Fig. 2 is the structural representation of the control system of the pouring molten steel of another embodiment of the utility model.
Drawing reference numeral：
Industrial computer 100
Steel ladle 200
Note velocity control device 300
Steel quality determines device 400
Liquid steel level determines device 500
Alarm 600
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole realities
Apply example.Based on the embodiment in the utility model, relevant technical staff in the field institute under the premise of creative work is not made
The every other embodiment obtained, belongs to the scope of protection of the present utility model.
Fig. 1 is the structural representation of the control system of the pouring molten steel of the utility model embodiment, as shown in figure 1, molten steel
The control system of cast, including：Note velocity control device 300, steel quality and determine device 400 and industrial computer 100；The industry control
Machine 100 connects the note velocity control device 300 and steel quality determines device 400；The note velocity control device 300 and molten steel matter
Amount determining device 400 connects steel ladle 200；The steel quality measurement apparatus collection previous moment and the steel at current time
The quality information of molten steel in water bag 200, and the industrial computer 100 is transferred to, when the industrial computer 100 is by comparing previous
The mass change for carving molten steel in the steel ladle 200 with current time generates the real-time fast information of molten steel note, then by itself and institute
State the poring rate curve inside industrial computer 100 to be compared, and the note whole letter of velocity modulation is sent to the note velocity control device 300
Number, the note velocity control device 300 is carried out according to the note velocity modulation entire signal to the size of the slide gate nozzle of the steel ladle 200
Adjustment.
During ingot steel casting, steel quality determines device 400 and is connected to steel ladle 200, for measuring steel ladle 200
The quality of interior molten steel.Herein it should be noted that using pouring truck carry steel ladle 200 poured into a mould scheme when, molten steel matter
Amount determining device 400 is placed between steel ladle 200 and pouring truck, and the scheme that steel ladle 200 is poured into a mould is suspended in midair using overhead traveling crane
When, steel quality determines device 400 and is placed between steel ladle 200 and suspension cable, does not limit steel quality herein and determines device 400
Specific installation site, steel quality measure device 400 need to only be installed on the stable steel quality that weighs of satisfaction and become by technical staff
The position of change.Steel quality is determined after the quality information of the measurement steel ladle 200 of device 400, and it is sent into industry control in real time
Machine 100.Then, industrial computer 100 is received after steel quality information not in the same time, by internal computing circuit it is more previous when
The mass change for carving molten steel in the steel ladle 200 with current time generates the real-time fast information of molten steel note.Industrial computer 100 will be real
The poring rate curve that the fast information of Shi Gangshui notes contains with inside is compared, and obtains whether exceeding the comparison of poring rate curve
As a result, note velocity modulation entire signal is sent to note velocity control device 300 according to the comparative result.Note velocity control device passes through mechanical structure
The mouth of a river regulating valve of steel ladle is connected to, in specific implementation process, note velocity control device includes hydraulic pressure/eletric mechanical structure,
Hydraulic pressure/eletric mechanical structure connects the mouth of a river regulating valve of the steel ladle.By controlling hydraulic pressure/eletric mechanical structure to directly drive
The mouth of a river regulating valve of steel ladle, and then the size of molten steel water-coating port can be adjusted, realize the purpose of adjustment pouring molten steel speed.
If the real-time fast information of molten steel note exceedes the allowable fluctuation range that corresponding moment poring rate curve is planned, note speed
Adjustment signal is sent to note velocity control device 300, and the slide gate nozzle of steel ladle 200 is gradually adjusted into change by its electromechanical assembly
It is small, until the fast information of real-time molten steel note measured is with when respective settings value is consistent in poring rate curve, stopping to steel ladle
The adjustment of 200 slide gate nozzle, stable poring rate.If the real-time fast information of molten steel note is less than corresponding moment poring rate curve institute
The allowable fluctuation range of planning, then note velocity modulation entire signal and send to note velocity control device 300, by its electromechanical assembly by steel ladle
200 slide gate nozzle gradually adjusts that change is big, until information is corresponding to poring rate curve sets for the real-time molten steel note speed measured
When definite value is consistent, stop the adjustment to the slide gate nozzle of steel ladle 200, stable poring rate.Thus, it is ensured that pouring molten steel
The flow velocity of speed is with being expected unanimously.
Fig. 2 is the structural representation of the control system of the pouring molten steel of another embodiment of the utility model.As shown in Fig. 2
The control system of pouring molten steel, including：Note velocity control device 300, liquid steel level and determine device 500, steel quality measure device
400th, alarm 600 and industrial computer 100；Industrial computer 100 connects the note velocity control device 300, steel quality and determines device
400th, liquid steel level determines device 500 and alarm 600；Note velocity control device 300 determines device 400 with steel quality and is connected
Steel ladle 200.
In specific implementation process, industrial computer 100 has control model input interface, for adjusting the industrial computer 100
Internal poring rate curve.Technical staff can be directed to different ingot steel casting demands, with reference to different pouring technologies, pass through
Poring rate curve inside the control model input interface, adjustment industrial computer 100.Can using the control system of this pouring molten steel
With suitable for different pouring technologies.For example, technical staff can open the stage of pouring, ingot body stage, shoulder stage for steel ingot
And the technological requirement in rising head stage separately designs poring rate curve, and it is poured into a mould this by control model input interface
Rate curve is arranged inside industrial computer 100.
In specific implementation process, industrial computer 100 also includes display, and the display is used for the note for showing the molten steel
Fast information, quality information.Industrial computer 100 receives steel quality and determines steel quality information transmitted by device 400, and to note
Velocity control device 300 sends note velocity modulation entire signal.Grasp of the technical staff to the control system of pouring molten steel for convenience, it is different
The steel quality information at moment, note velocity modulation entire signal etc., can be by the displays of industrial computer 100 about the information of pouring molten steel
It has been shown that, and technical staff can be filtered or be increased to display information.
In specific implementation process, industrial computer 100 also includes memory, and the memory is used for the note for storing the molten steel
Fast information, quality information.Industrial computer 100 receives steel quality and determines steel quality information transmitted by device 400, and to note
Velocity control device 300 sends note velocity modulation entire signal.For convenience technical staff is to the record of pouring molten steel process, not in the same time
Steel quality information, note velocity modulation entire signal etc. can be deposited about the information of pouring molten steel by the memory of industrial computer 100
Store up, and technical staff can be read out and revise to storage information.
In specific implementation process, the control system of pouring molten steel also includes the molten steel liquid for being connected to the industrial computer 100
Face determines device 500.The liquid steel level, which determines device 500, to be used to measure liquid steel level information, by measuring in molten steel mould
Height change of the liquid level in whole casting process not in the same time.Described herein to be, the liquid steel level measurement apparatus can pacify
The top of steel ladle 200 or mould is placed in, the specific installation site that liquid steel level determines device 500, technology is not limited herein
Liquid steel level need to only be determined device 500 and be installed on the position for meeting the change of stably measured liquid steel level by personnel.Molten steel liquid
Measured liquid steel level information is sent to industrial computer 100, the mould type of the connecting inner of industrial computer 100 setting by gauge
Chamber data, are calculated the cross-sectional area of mould under different height, generation not lower correspondence cast volume in the same time, in combination
Do not measure the time interval of liquid steel level information in the same time, calculate the real-time fast information of molten steel note.Then, with reference to industrial computer 100
Internal poring rate curve, control note velocity control device 300 is adjusted to the slide gate nozzle of steel ladle 200.Illustrate herein
, the fast information of real-time molten steel note of the generation of device 500 is determined with determining device 400 by steel quality by the liquid steel level
The fast information of real-time molten steel note of generation, industrial computer 100 can be calculated using both simultaneously, increase the control system of pouring molten steel
The accuracy united to pouring molten steel, or preferentially use one of them to be calculated, information in addition is as standby, in molten steel matter
Have in amount determining device 400 or liquid steel level measure device 500 under conditions of a damage, continue to complete cast production.In tool
During body is implemented, liquid steel level measurement apparatus can use the noncontact class measuring apparatus such as laser range finder, ultrasonic range finder.
In specific implementation process, in addition to the alarm 600 of the industrial computer 100 is connected to, when the real-time molten steel
During the fluctuation range that poring rate curve of the fast information of note beyond the inside allows, the alarm 600 is alarmed.In order to
Facilitate control of the technical staff to casting process, noting poring rate curve of the fast information beyond the inside when real-time molten steel allows
Fluctuation range when, alarm 600, which sends light, voice signal reminding technology personnel's casting process, destabilizing factor, so as to skill
Art personnel investigate to influence factor.
In specific implementation process, the note velocity control device 300 includes manual control module, for there is event when system
Realize that control manually carries out the adjustment of poring rate during barrier.Pouring molten steel control system in itself as automatic control system
On the basis of, the manual control module of the note velocity control device 300 is used as the stand-by provision of the control system of pouring molten steel, Ke Yi
Under conditions of the control system of pouring molten steel breaks down in itself, realize that technical staff controls to note velocity control device 300 manually, it is complete
Into the regulation of the size of the slide gate nozzle of steel ladle 200.
In specific implementation process, the mouth of a river of steel ladle 200 can for three-plate type slide gate nozzle, board plug type sled mechanism or
Rotary slide gate nozzle etc..The type of drive at the mouth of a river can be hydraulic pressure, electric or pneumatic, also, note velocity control device 300,
Liquid steel level determines the communication mode between device 500, steel quality measure device 400, alarm 600 and industrial computer 100
Can be wire communication or radio communication.Technical staff can be according to the mouth of a river that steel ladle 200 is selected the need for actual condition
The communication type of type and system.
The beneficial effects of the utility model are, by the control system of the utility model pouring molten steel, solve steel ingot
In casting process, randomness and unstability that cast workman is by virtue of experience produced are fully relied on, it is possible to achieve production exercise
The repeatability and stability of work, it is ensured that molten steel rises in steel ingot casting process stability and accuracy, are molten steel casting
During accurate adjustment guarantee is provided, while carrying out whole control and monitoring, the essence of implementation process to whole production process
Really control, by rationally controlling poring rate, it is ensured that ingot steel casting quality, and differs for the different ingot heavy amounts of same heat
The phenomenon of cause is substantially eliminated, and ingot quality qualification rate improves 8%.
Above-described embodiment, is entered to the purpose of this utility model, technical scheme and beneficial effect
One step is described in detail, be should be understood that and be the foregoing is only embodiment of the present utility model, is not used to limit
Fixed protection domain of the present utility model, all any modifications within spirit of the present utility model and principle, made, is equally replaced
Change, improve, should be included within protection domain of the present utility model.
Claims (10)
1. a kind of control system of pouring molten steel, it is characterised in that including：Note velocity control device, steel quality determine device with
And industrial computer；
The industrial computer connection note velocity control device and steel quality determine device；
The note velocity control device determines device with steel quality and is connected steel ladle；
The steel quality measurement apparatus measures the steel quality information that the steel ladle is obtained, and the industrial computer receives the steel
Water quality information generation note velocity modulation entire signal, the note velocity control device receives the note velocity modulation entire signal and to the steel ladle
The size of slide gate nozzle be adjusted.
2. the control system of pouring molten steel according to claim 1, it is characterised in that the industrial computer has control model
Input interface, for adjusting the poring rate curve inside the industrial computer.
3. the control system of pouring molten steel according to claim 1, it is characterised in that the industrial computer also includes display
Device, the display is used to show the fast information of note of the molten steel, quality information.
4. the control system of pouring molten steel according to claim 1, it is characterised in that the industrial computer also includes storage
Device, the memory is used to store the fast information of note of the molten steel, quality information.
5. the control system of pouring molten steel according to claim 1, it is characterised in that also including being connected to the industrial computer
Liquid steel level determine device.
6. the control system of pouring molten steel according to claim 1, it is characterised in that also including being connected to the industrial computer
Alarm, the alarm be used for alarm.
7. the control system of pouring molten steel according to claim 1, it is characterised in that the industrial computer and the note speed control
The connected mode that device and steel quality processed determine device is wireless connection.
8. the control system of pouring molten steel according to claim 1, it is characterised in that the note velocity control device includes liquid
Press mechanical pressing structure, the hydraulic machinery structure connects the mouth of a river regulating valve of the steel ladle.
9. the control system of pouring molten steel according to claim 1, it is characterised in that the note velocity control device includes electricity
Dynamic mechanical structure, the eletric mechanical structure connects the mouth of a river regulating valve of the steel ladle.
10. the control system of pouring molten steel according to claim 1, it is characterised in that the note velocity control device includes
Manual control module, for realizing that control manually carries out the adjustment of poring rate when system breaks down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621474278.3U CN206527331U (en) | 2016-12-29 | 2016-12-29 | The control system of pouring molten steel |
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| CN201621474278.3U CN206527331U (en) | 2016-12-29 | 2016-12-29 | The control system of pouring molten steel |
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| CN206527331U true CN206527331U (en) | 2017-09-29 |
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| CN201621474278.3U Active CN206527331U (en) | 2016-12-29 | 2016-12-29 | The control system of pouring molten steel |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110328357A (en) * | 2019-08-21 | 2019-10-15 | 河南卫华特种车辆有限公司 | Pouring molten steel control method and pouring truck |
| CN111069578A (en) * | 2019-12-30 | 2020-04-28 | 马鞍山市星新机械材料有限公司 | Method for adjusting pouring speed of steel ladle |
| CN114101645A (en) * | 2020-08-27 | 2022-03-01 | 秦皇岛秦冶重工有限公司 | Molten steel flow velocity adjusting method and device |
-
2016
- 2016-12-29 CN CN201621474278.3U patent/CN206527331U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110328357A (en) * | 2019-08-21 | 2019-10-15 | 河南卫华特种车辆有限公司 | Pouring molten steel control method and pouring truck |
| CN110328357B (en) * | 2019-08-21 | 2024-05-24 | 河南卫华重型机械股份有限公司 | Molten steel pouring control method and pouring truck |
| CN111069578A (en) * | 2019-12-30 | 2020-04-28 | 马鞍山市星新机械材料有限公司 | Method for adjusting pouring speed of steel ladle |
| CN114101645A (en) * | 2020-08-27 | 2022-03-01 | 秦皇岛秦冶重工有限公司 | Molten steel flow velocity adjusting method and device |
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