CN105238921A - Aluminum alloy continuous casting and rolling unit molten aluminum crystallizing wheel quenching control system - Google Patents
Aluminum alloy continuous casting and rolling unit molten aluminum crystallizing wheel quenching control system Download PDFInfo
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- CN105238921A CN105238921A CN201510631239.3A CN201510631239A CN105238921A CN 105238921 A CN105238921 A CN 105238921A CN 201510631239 A CN201510631239 A CN 201510631239A CN 105238921 A CN105238921 A CN 105238921A
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- cooled
- flow velocity
- aluminum alloy
- temperature value
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 39
- 238000010791 quenching Methods 0.000 title claims abstract description 30
- 238000009749 continuous casting Methods 0.000 title claims abstract description 18
- 238000005096 rolling process Methods 0.000 title claims abstract description 18
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 17
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 17
- 230000000171 quenching effect Effects 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 53
- 238000001816 cooling Methods 0.000 claims abstract description 15
- 239000000498 cooling water Substances 0.000 claims abstract description 8
- 239000002826 coolant Substances 0.000 claims description 37
- 239000004411 aluminium Substances 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 14
- 238000000034 method Methods 0.000 abstract description 9
- 238000002425 crystallisation Methods 0.000 description 6
- 238000005266 casting Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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- Steering Control In Accordance With Driving Conditions (AREA)
Abstract
An aluminum alloy continuous casting and rolling unit molten aluminum crystallizing wheel quenching control system comprises a temperature sensor, a calculating module, a control module and an electric adjustment valve, wherein the temperature sensor is used for collecting the temperature value of a to-be-cooled area of an aluminum alloy rod in a cooling cavity; the calculating module is in signal connection with the temperature sensor, receives the temperature value and calculates the corresponding cooling water flow speed; the control module is in signal connection with the calculating module, receives the cooling water flow speed and sends a control instruction; the electric adjustment valve is arranged on a cooling water supply pipeline and electrically connected with the control module. The temperature value of the to-be-cooled area is collected, and the cooling water flow speed of the corresponding water supply pipeline is controlled through the control module, so that the water supply pressure is controlled. The corresponding water supply pressure is adjusted intelligently in real time according to the temperature changes of the to-be-cooled area to change the cooling water flow speed, then the heat exchange speed is adjusted, and the stability of the quenching temperature is guaranteed. The stability of molten aluminum alloy is improved in the crystallizing process, and the physical and electric performance of the aluminum alloy rod is improved.
Description
Technical field
The present invention relates to aluminium alloy casting processing technique field, particularly relate to a kind of aluminum alloy continuous casting tandem rolling unit aluminium liquid crystallizing wheel quench cooled Controlling System.
Background technology
Aluminum current alloy continuous casting and rolling production line is the method adopting segment-and-region-based cooling in casting machine process of cooling more, and its cooling is divided into leading portion, stage casing, rear totally 3 sections of coolings and inner face, outside, totally 3 regions, side.
Existing aluminium alloy rod continuous casting continuous rolling equipment cooling adopts water-cooling pattern cooling.In continuous flow procedure, before aluminum alloy melt enters casting machine, temperature constantly changes, and water coolant also recycles, and in continuous seepage, water temperature is also in continuous rising, thus causes aluminum alloy melt to have unstable in crystallisation process.The physical and mechanical properties such as density, tensile strength, elongation at break, resistivity and the electrical property instability of aluminium alloy rod is caused when aluminum alloy melt crystallization is unstable.
Summary of the invention
Based on this, be necessary for the problems referred to above, provide a kind of being conducive to improve the stability of aluminum alloy melt in crystallisation process, improve the aluminum alloy continuous casting tandem rolling unit aluminium liquid crystallizing wheel quench cooled Controlling System of aluminium alloy rod physics and electrical property.
A kind of aluminum alloy continuous casting tandem rolling unit aluminium liquid crystallizing wheel quench cooled Controlling System, comprising:
Temperature sensor, is arranged at quenching refrigerating device cooling chamber, gathers aluminium alloy rod regional temperature value to be cooled in cooling chamber;
Computing module, is connected with described temperature sensor signal, receives described temperature value and calculates corresponding water coolant flow velocity;
Control module, is connected with described computing module signal, receives that described water coolant flow velocity is concurrent send steering order;
Motor-driven control valve, is arranged at each cooling water pipeline of quenching refrigerating device, is electrically connected with described control module, under described steering order controls, adjust water-supply line water coolant flow velocity in real time.
Wherein in an embodiment, comprise multiple described temperature sensor, be arranged at each region to be cooled respectively, each temperature sensor is connected with computing module signal respectively.
Wherein in an embodiment, described computing module calculates the water coolant flow velocity in region to be cooled, place according to the temperature value that single temperature sensor gathers, and controls the water-supply line water coolant flow velocity in region to be cooled, place for control module.
Wherein in an embodiment, when the temperature value in described region to be cooled is 500 ~ 520 DEG C, corresponding flow velocity is 1.3 ~ 1.6m3/h; When the temperature value in described region to be cooled is 540 ~ 570 DEG C, corresponding flow velocity is 5.2 ~ 5.7m3/h; When the temperature value in described region to be cooled is 580 ~ 600 DEG C, corresponding flow velocity is 4.5 ~ 4.8m3/h.
Wherein in an embodiment, described computing module calculates the comprehensive water coolant flow velocity in region to be cooled, place according to the temperature value that multiple temperature sensor gathers, and controls the water-supply line water coolant flow velocity in region to be cooled, place for control module respectively.
Wherein in an embodiment, if described region to be cooled is rear, when the temperature value that multiple temperature sensor gathers respectively is 500 ~ 520 DEG C, corresponding comprehensive water coolant flow velocity is 1.3 ~ 1.6m3/h;
If described region to be cooled is stage casing, when the temperature value that multiple temperature sensor gathers respectively is 540 ~ 570 DEG C, corresponding comprehensive water coolant flow velocity is 5.2 ~ 5.7m3/h;
If described region to be cooled is leading portion, when the temperature value that multiple temperature sensor gathers respectively is 580 ~ 600 DEG C, corresponding comprehensive water coolant flow velocity is 4.5 ~ 4.8m3/h.
Wherein in an embodiment, also comprise water pressure sensor, described water pressure sensor is arranged at each water-supply line respectively, is connected with described control module signal, gathers each water-supply line hydraulic pressure value and feeds back to control module, for control module adjustment steering order.
Above-mentioned aluminum alloy continuous casting tandem rolling unit aluminium liquid crystallizing wheel quench cooled Controlling System, by gathering the temperature value in region to be cooled, the water coolant flow velocity of corresponding water-supply line is controlled by control module, thus control water supply pressure, temperature variation real-time intelligent according to region to be cooled adjusts corresponding water supply pressure, rate of heat exchange is adjusted to change water coolant flow velocity, ensure the stability of quenching temperature, improve the stability of aluminum alloy melt in crystallisation process, improve aluminium alloy rod physics and electrical property.
Embodiment
In order to make object of the present invention, technical scheme and advantage more clear, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to understand technical scheme of the present invention better, be not intended to limit the present invention.
A kind of aluminum alloy continuous casting tandem rolling unit aluminium liquid crystallizing wheel quench cooled Controlling System, comprising:
Temperature sensor, is arranged at quenching refrigerating device cooling chamber, gathers aluminium alloy rod regional temperature value to be cooled in cooling chamber.
Computing module, is connected with described temperature sensor signal, receives described temperature value and calculates corresponding water coolant flow velocity.
Control module, is connected with described computing module signal, receives that described water coolant flow velocity is concurrent send steering order.
Motor-driven control valve, is arranged at each cooling water pipeline of quenching refrigerating device, is electrically connected with described control module, under described steering order controls, adjust water-supply line water coolant flow velocity in real time.
Above-mentioned aluminum alloy continuous casting tandem rolling unit aluminium liquid crystallizing wheel quench cooled Controlling System, by gathering the temperature value in region to be cooled, the water coolant flow velocity of corresponding water-supply line is controlled by control module, thus control water supply pressure, temperature variation real-time intelligent according to region to be cooled adjusts corresponding water supply pressure, to change water coolant flow velocity and hydraulic pressure adjusts rate of heat exchange, ensure the stability of quenching temperature.This cooling control system automatically controls hydraulic pressure by temperature intelligent feedback and reaches the stable crystallization of aluminum alloy melt, after aluminum alloy melt crystallization-stable, its density is also stablized, roll out aluminium alloy rod tensile strength and elongation at break to stablize, resistivity is stablized, improve the stability of aluminum alloy melt in crystallisation process, improve aluminium alloy rod physics and electrical property.
Wherein, described computing module and control module realize by computer, that is to say, can arrange computer for controlling, arrange the software and hardware of described computing module and control module in computer for controlling, to realize intelligent control in the watch-keeping cubicle of factory building.Computing module like this is separated setting with control module with quenching refrigerating device, is convenient to monitoring, improves operation ease and red-tape operati promptness.
Wherein in an embodiment, comprise multiple described temperature sensor, be arranged at each region to be cooled respectively, each temperature sensor is connected with computing module signal respectively.Gathered the temperature value of different zones by different temperature sensors, the temperature value data gathered are more accurate, further increase quenching Stability Control tolerance range.
Wherein in an embodiment, described computing module calculates the water coolant flow velocity in region to be cooled, place according to the temperature value that single temperature sensor gathers, and controls the water-supply line water coolant flow velocity in region to be cooled, place for control module.That is to say, in a region to be cooled, temperature sensor is corresponding with corresponding water-supply line, and computer for controlling can water-supply line water coolant flow velocity respectively corresponding to the corresponding adjustment of temperature variation in each region to be cooled.Subregion controls, and further increases control accuracy.
Wherein in an embodiment, when the temperature value in described region to be cooled is 500 ~ 520 DEG C, corresponding flow velocity is 1.3 ~ 1.6m3/h; When the temperature value in described region to be cooled is 540 ~ 570 DEG C, corresponding flow velocity is 5.2 ~ 5.7m3/h; When the temperature value in described region to be cooled is 580 ~ 600 DEG C, corresponding flow velocity is 4.5 ~ 4.8m3/h.
In another embodiment, described computing module calculates the comprehensive water coolant flow velocity in region to be cooled, place according to the temperature value that multiple temperature sensor gathers, and controls the water-supply line water coolant flow velocity in region to be cooled, place for control module respectively.That is to say, in a region to be cooled, arrange multiple temperature sensor, and have multiple water-supply lines, computer for controlling can the comprehensive water coolant flow velocity of each water-supply line corresponding to the corresponding adjustment of the temperature variation in this region to be cooled.Comprehensive Control controls globality to improve.
Wherein in an embodiment, if described region to be cooled is rear, when the temperature value that multiple temperature sensor gathers respectively is 500 ~ 520 DEG C, corresponding comprehensive water coolant flow velocity is 1.3 ~ 1.6m3/h.
If described region to be cooled is stage casing, when the temperature value that multiple temperature sensor gathers respectively is 540 ~ 570 DEG C, corresponding comprehensive water coolant flow velocity is 5.2 ~ 5.7m3/h.
If described region to be cooled is leading portion, when the temperature value that multiple temperature sensor gathers respectively is 580 ~ 600 DEG C, corresponding comprehensive water coolant flow velocity is 4.5 ~ 4.8m3/h.
Wherein in an embodiment, also comprise water pressure sensor, described water pressure sensor is arranged at each water-supply line respectively, is connected with described control module signal, gathers each water-supply line hydraulic pressure value and feeds back to control module, for control module adjustment steering order.So by water pressure sensor feedback Real-time Water force value, improve precise control further.
The aluminum alloy melt Crystal Physics of the quenching refrigerating device of this Controlling System and traditional quenching refrigerating device and electrical property is adopted to be listed as follows after testing:
As can be seen from the above table, adopt this quench cooled Controlling System, the aluminium alloy rod physics produced and electrical property significantly promote.
The above embodiment is only the preferred embodiment of the present invention; it should be noted that; for those skilled in the art; under the premise without departing from the principles of the invention; can also make some improvement and distortion, these improve and distortion also should be considered as not departing from protection scope of the present invention.
Claims (7)
1. an aluminum alloy continuous casting tandem rolling unit aluminium liquid crystallizing wheel quench cooled Controlling System, is characterized in that, comprising:
Temperature sensor, is arranged at quenching refrigerating device cooling chamber, gathers aluminium alloy rod regional temperature value to be cooled in cooling chamber;
Computing module, is connected with described temperature sensor signal, receives described temperature value and calculates corresponding water coolant flow velocity;
Control module, is connected with described computing module signal, receives that described water coolant flow velocity is concurrent send steering order;
Motor-driven control valve, is arranged at each cooling water pipeline of quenching refrigerating device, is electrically connected with described control module, under described steering order controls, adjust water-supply line water coolant flow velocity in real time.
2. aluminum alloy continuous casting tandem rolling unit aluminium liquid crystallizing wheel quench cooled Controlling System according to claim 1, it is characterized in that: comprise multiple described temperature sensor, be arranged at each region to be cooled respectively, each temperature sensor is connected with computing module signal respectively.
3. aluminum alloy continuous casting tandem rolling unit aluminium liquid crystallizing wheel quench cooled Controlling System according to claim 2, it is characterized in that: described computing module calculates the water coolant flow velocity in region to be cooled, place according to the temperature value that single temperature sensor gathers, and controls the water-supply line water coolant flow velocity in region to be cooled, place for control module.
4. aluminum alloy continuous casting tandem rolling unit aluminium liquid crystallizing wheel quench cooled Controlling System according to claim 3, is characterized in that: when the temperature value in described region to be cooled is 500 ~ 520 DEG C, corresponding flow velocity is 1.3 ~ 1.6m3/h; When the temperature value in described region to be cooled is 540 ~ 570 DEG C, corresponding flow velocity is 5.2 ~ 5.7m3/h; When the temperature value in described region to be cooled is 580 ~ 600 DEG C, corresponding flow velocity is 4.5 ~ 4.8m3/h.
5. aluminum alloy continuous casting tandem rolling unit aluminium liquid crystallizing wheel quench cooled Controlling System according to claim 2, it is characterized in that: described computing module calculates the comprehensive water coolant flow velocity in region to be cooled, place according to the temperature value that multiple temperature sensor gathers, and controls the water-supply line water coolant flow velocity in region to be cooled, place for control module respectively.
6. aluminum alloy continuous casting tandem rolling unit aluminium liquid crystallizing wheel quench cooled Controlling System according to claim 5, is characterized in that:
If described region to be cooled is rear, when the temperature value that multiple temperature sensor gathers respectively is 500 ~ 520 DEG C, corresponding comprehensive water coolant flow velocity is 1.3 ~ 1.6m3/h;
If described region to be cooled is stage casing, when the temperature value that multiple temperature sensor gathers respectively is 540 ~ 570 DEG C, corresponding comprehensive water coolant flow velocity is 5.2 ~ 5.7m3/h;
If described region to be cooled is leading portion, when the temperature value that multiple temperature sensor gathers respectively is 580 ~ 600 DEG C, corresponding comprehensive water coolant flow velocity is 4.5 ~ 4.8m3/h.
7. aluminum alloy continuous casting tandem rolling unit aluminium liquid crystallizing wheel quench cooled Controlling System according to claim 1 ~ 6 any one, it is characterized in that: also comprise water pressure sensor, described water pressure sensor is arranged at each water-supply line respectively, be connected with described control module signal, gather each water-supply line hydraulic pressure value and feed back to control module, for control module adjustment steering order.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510631239.3A CN105238921B (en) | 2015-09-29 | 2015-09-29 | A kind of aluminum alloy continuous casting tandem rolling unit aluminium liquid crystallizing wheel quenches cooling control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510631239.3A CN105238921B (en) | 2015-09-29 | 2015-09-29 | A kind of aluminum alloy continuous casting tandem rolling unit aluminium liquid crystallizing wheel quenches cooling control system |
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| Publication Number | Publication Date |
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| CN105238921A true CN105238921A (en) | 2016-01-13 |
| CN105238921B CN105238921B (en) | 2017-10-31 |
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| CN201510631239.3A Expired - Fee Related CN105238921B (en) | 2015-09-29 | 2015-09-29 | A kind of aluminum alloy continuous casting tandem rolling unit aluminium liquid crystallizing wheel quenches cooling control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113560513A (en) * | 2021-08-11 | 2021-10-29 | 福州丹文科技有限公司 | Automatic control system for copper rod continuous casting and rolling |
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| CN101543886A (en) * | 2009-05-12 | 2009-09-30 | 合肥神马科技股份有限公司 | Cooling device for conticaster |
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| CN202571223U (en) * | 2012-06-04 | 2012-12-05 | 成都蜀虹机械设备有限公司 | Automatic regulation and cooling device of small-section steel billet continuous casting machine |
| CN203281828U (en) * | 2013-04-16 | 2013-11-13 | 成都天宇创新科技有限公司 | Non-blind area cooling water system of aluminum rod continuous casting machine |
| CN204159830U (en) * | 2014-08-14 | 2015-02-18 | 特变电工股份有限公司 | A kind of crystallizing wheel and aluminum alloy continuous casting tandem rolling equipment |
| CN104525885A (en) * | 2014-12-31 | 2015-04-22 | 中冶东方工程技术有限公司 | Cast steel strong cooling spraying system and strong cooling technology method |
-
2015
- 2015-09-29 CN CN201510631239.3A patent/CN105238921B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101543886A (en) * | 2009-05-12 | 2009-09-30 | 合肥神马科技股份有限公司 | Cooling device for conticaster |
| CN202571223U (en) * | 2012-06-04 | 2012-12-05 | 成都蜀虹机械设备有限公司 | Automatic regulation and cooling device of small-section steel billet continuous casting machine |
| CN102766739A (en) * | 2012-06-30 | 2012-11-07 | 大连伯新特钢制品有限公司 | Automatic water-adding cooling/heating device |
| CN203281828U (en) * | 2013-04-16 | 2013-11-13 | 成都天宇创新科技有限公司 | Non-blind area cooling water system of aluminum rod continuous casting machine |
| CN204159830U (en) * | 2014-08-14 | 2015-02-18 | 特变电工股份有限公司 | A kind of crystallizing wheel and aluminum alloy continuous casting tandem rolling equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113560513A (en) * | 2021-08-11 | 2021-10-29 | 福州丹文科技有限公司 | Automatic control system for copper rod continuous casting and rolling |
| CN113560513B (en) * | 2021-08-11 | 2022-10-11 | 福州丹文科技有限公司 | Automatic control system for copper rod continuous casting and rolling |
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| CN105238921B (en) | 2017-10-31 |
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Granted publication date: 20171031 |