CN113293266A - Online water cooling device and method for aluminum profile extrusion - Google Patents
Online water cooling device and method for aluminum profile extrusion Download PDFInfo
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- CN113293266A CN113293266A CN202110497249.8A CN202110497249A CN113293266A CN 113293266 A CN113293266 A CN 113293266A CN 202110497249 A CN202110497249 A CN 202110497249A CN 113293266 A CN113293266 A CN 113293266A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 283
- 238000001816 cooling Methods 0.000 title claims abstract description 209
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 66
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 66
- 238000001125 extrusion Methods 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 14
- 230000001105 regulatory effect Effects 0.000 claims abstract description 12
- 239000007921 spray Substances 0.000 claims description 68
- 238000005507 spraying Methods 0.000 claims description 17
- 229910000838 Al alloy Inorganic materials 0.000 claims description 2
- 238000005086 pumping Methods 0.000 claims 2
- 238000010791 quenching Methods 0.000 abstract description 28
- 230000000171 quenching effect Effects 0.000 abstract description 28
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 238000005242 forging Methods 0.000 abstract description 2
- 239000000498 cooling water Substances 0.000 description 12
- 238000007789 sealing Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 239000008400 supply water Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000002826 coolant Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000012438 extruded product Nutrition 0.000 description 1
- 230000009711 regulatory function Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/62—Quenching devices
- C21D1/667—Quenching devices for spray quenching
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D11/00—Process control or regulation for heat treatments
- C21D11/005—Process control or regulation for heat treatments for cooling
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/002—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working by rapid cooling or quenching; cooling agents used therefor
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Extrusion Of Metal (AREA)
Abstract
The invention belongs to the technical field of forging equipment, and particularly provides an aluminum profile extrusion online water cooling device which comprises a water supply pump device, a water supply pipeline, a lower water cooling cover adjusting component, an upper water cooling cover pipeline, an upper water cooling cover, a lower water cooling cover and a lower water cooling cover pipeline, wherein the water supply pump device is respectively connected with a water inlet of the lower water cooling cover adjusting component and a water inlet of the upper water cooling cover adjusting component through the water supply pipeline, a water outlet of the lower water cooling cover adjusting component is connected with the lower water cooling cover through the lower water cooling cover pipeline, a water outlet of the upper water cooling cover adjusting component is connected with the upper water cooling cover through the upper water cooling cover pipeline, the upper water cooling cover is relatively positioned above the lower water cooling cover, the problems that the water consumption of the existing water cooling quenching is large, the softened water is wasted seriously, the adjusting function is not provided, and the process adaptability is poor are solved, and the multi-area property and the adjustability of the online water cooling quenching are realized, the water-cooling quenching regulating range is wide, the process adaptability is strong, the water quantity is saved, the production efficiency is improved, and the production energy consumption is reduced.
Description
Technical Field
The invention belongs to the technical field of forging equipment, and particularly relates to an online water cooling device and method for aluminum profile extrusion.
Background
The online water cooling quenching is one of the very important links in the aluminum product extrusion production process. The online quenching can play a role in controlling the shape and the controllability of the extruded aluminum material, particularly the extrusion of a thick-wall section, and the quality of the online quenching cooling effect plays a key role in the performance and the forming shape of the aluminum material, thereby playing a vital role in the yield of the extruded product. Traditional online water-cooling of aluminium alloy extrusion quenching adopts "wearing water" formula integral cooling more, sets up special cooling water tank in guenching unit promptly, and the water tank is sealed with foraminiferous shrouding at both ends, and the extrusion section bar passes from the water tank through the shrouding, is equipped with drainage and water supply system simultaneously, guarantees that the section bar submergence all the time is in aqueous. The cooling method needs a large amount of water, softened water for quenching is seriously wasted, the cooling method does not have an adjusting function, the process adaptability is poor, the surface of the section bar is easily scratched by the sealing plate in the water-cooling quenching process, the surface quality is influenced, and even the product is scrapped. In addition, the water tank is carried and water is built manually, the labor intensity of workers is high, the efficiency is low, and automatic production cannot be realized.
Disclosure of Invention
The invention provides an online water cooling device and method for aluminum profile extrusion, and aims to change the existing water cooling mode, and solve the problems of large water consumption, serious softened water waste, no adjusting function and poor process adaptability of the existing water cooling quenching; the second purpose is to overcome the problem that the extruded section is easily scratched by the sealing plate when passing through the sealing plate with holes of the cooling water tank, so that the surface quality is influenced, and even the product is scrapped in the prior art.
Therefore, the invention provides an online water cooling device for aluminum profile extrusion, which comprises a water supply water pump device, a water supply pipeline, a lower water cooling cover adjusting assembly, an upper water cooling cover pipeline, an upper water cooling cover, a lower water cooling cover and a lower water cooling cover pipeline, wherein the water supply water pump device is respectively connected with a water inlet of the lower water cooling cover adjusting assembly and a water inlet of the upper water cooling cover adjusting assembly through the water supply pipeline, a water outlet of the lower water cooling cover adjusting assembly is connected with the lower water cooling cover through the lower water cooling cover pipeline, a water outlet of the upper water cooling cover adjusting assembly is connected with the upper water cooling cover through the upper water cooling cover pipeline, and the upper water cooling cover is positioned above the lower water cooling cover.
The upper water cooling cover comprises an upper nozzle, the upper nozzle is connected to the water outlet of the upper water cooling cover pipeline, the lower water cooling cover comprises a lower nozzle, and the water outlet of the lower water cooling cover pipeline is connected with the lower nozzle.
The number of the upper nozzles and the lower nozzles is multiple groups, and the multiple groups of the upper nozzles and the lower nozzles are distributed at equal intervals along the transverse direction and the longitudinal direction.
Each group of upper nozzles comprises a first spray head and a second spray head, and the flow rate of the first spray head is greater than that of the second spray head.
The water spraying direction of the upper nozzles on the left side and the right side of the plurality of groups of upper nozzles faces the extrusion center, and the water spraying direction of the plurality of groups of upper nozzles in the middle faces downwards.
The water spraying directions of the lower nozzles on the left side and the right side of the plurality of groups of lower nozzles face the extrusion center, and the water spraying directions of the plurality of groups of lower nozzles in the middle face upwards.
Each group of lower nozzles comprises a third sprayer and a fourth sprayer, and the flow rate of the third sprayer is greater than that of the fourth sprayer.
The lower water cooling cover adjusting assembly adopts a lower proportional control valve bank, and the upper water cooling cover adjusting assembly adopts an upper proportional control valve bank.
And each first spray head and each second spray head are connected with an upper proportional regulating valve group through an upper water cooling cover pipeline, and each third spray head and each fourth spray head are connected with a lower proportional regulating valve group through a lower water cooling cover pipeline.
An online water cooling method for aluminum profile extrusion comprises the following steps: when the aluminum profile is subjected to online water cooling, according to the meter weight and the cross section geometric characteristics of the aluminum profile, one path of the water supply and water pump device supplies water for the upper water cooling cover through the upper water cooling cover pipeline, the other path of the water supply and water for the lower water cooling cover through the lower water cooling cover pipeline, the upper water cooling cover adjusting assembly adjusts the water yield of the upper water cooling cover sprayed to the aluminum profile, the lower water cooling cover adjusting assembly adjusts the water yield of the lower water cooling cover sprayed to the aluminum profile, and the upper water cooling cover and the lower water cooling cover both adjust the water outlet direction until the aluminum profile is cooled to the target temperature.
The invention has the beneficial effects that:
1. according to the online water cooling device and the online water cooling method for aluminum profile extrusion, provided by the invention, when online water cooling is carried out, according to the meter weight and the cross section geometric characteristics of an aluminum profile, the water yield of the aluminum profile sprayed by the upper water cooling cover is adjusted by the upper water cooling cover adjusting component, the water yield of the aluminum profile sprayed by the lower water cooling cover is adjusted by the lower water cooling cover adjusting component, the water outlet directions of the upper water cooling cover and the lower water cooling cover are both adjusted, the temperature can be reduced without using a cooling water tank, and the problems that the extruded profile is easily scratched by a sealing plate when passing through a perforated sealing plate of the cooling water tank, the surface quality is influenced, and even the product is scrapped are avoided;
2. according to the aluminum profile extrusion online water cooling device and method, the spray head combination (the first spray head and the second spray head, the third spray head and the fourth spray head) and the regional distribution of the nozzles (the upper nozzles and the lower nozzles) are adopted, so that the online water cooling quenching multi-region performance and adjustability are realized, meanwhile, the spray head combination is adopted, so that the water cooling quenching has a larger adjustment range, the process adaptability of the water cooling quenching is improved, the consumption of softened water for quenching is reduced, the production efficiency is improved, and the production energy consumption is reduced.
Drawings
The present invention will be described in further detail below with reference to the accompanying drawings.
FIG. 1 is a schematic structural diagram of an aluminum profile extrusion online water cooling device;
FIG. 2 is a partial structure schematic diagram of an aluminum profile extrusion online water cooling device;
fig. 3 is a schematic diagram of an aluminum profile extrusion online water cooling device.
Description of reference numerals: 1. a water supply pump device; 2. a water supply line; 3. a lower water cooling jacket adjusting assembly; 4. an upper water cooling jacket adjusting assembly; 5. an upper water cooling jacket pipeline; 6. an upper water cooling cover; 7. an aluminum profile; 8. a lower water cooling cover; 9. a lower water cooling jacket pipeline; 6-1, an upper nozzle; 6-2, a first spray head; 6-3, a second spray head; 8-1, a lower nozzle; 8-2, a third spray head; 8-3 and a fourth spray head.
Detailed Description
Example 1:
as shown in fig. 1-3, an online water cooling device for aluminum profile extrusion comprises a water supply pump device 1, a water supply pipeline 2, a lower water cooling cover adjusting component 3, an upper water cooling cover adjusting component 4, an upper water cooling cover pipeline 5, an upper water cooling cover 6, a lower water cooling cover 8 and a lower water cooling cover pipeline 9, wherein the water supply pump device 1 is respectively connected with a water inlet of the lower water cooling cover adjusting component 3 and a water inlet of the upper water cooling cover adjusting component 4 through the water supply pipeline 2, a water outlet of the lower water cooling cover adjusting component 3 is connected with the lower water cooling cover 8 through the lower water cooling cover pipeline 9, a water outlet of the upper water cooling cover adjusting component 4 is connected with the upper water cooling cover 6 through the upper water cooling cover pipeline 5, and the upper water cooling cover 6 is positioned above the lower water cooling cover 8.
According to the online water cooling device for aluminum profile extrusion, when online water cooling is carried out, according to the meter weight and the cross section geometric characteristics of an aluminum profile 7, a water supply water pump device 1 provides a water source, one path of the water supply water pump device 1 supplies water to an upper water cooling cover 6 through an upper water cooling cover pipeline 5 through a water supply pipeline 2, the other path of the water supply water pump device supplies water to a lower water cooling cover 8 through a lower water cooling cover pipeline 9, the water outlet amount of the upper water cooling cover 6 to the aluminum profile 7 is adjusted by an upper water cooling cover adjusting component 4, the water outlet amount of the lower water cooling cover 8 to the aluminum profile 7 is adjusted by a lower water cooling cover adjusting component 3, the water outlet directions of the upper water cooling cover 6 and the lower water cooling cover 8 are adjusted, cooling can be carried out without using a cooling water tank, and the problems that when the extruded profile passes through a sealing plate with holes of the cooling water tank, the sealing plate is easily scratched, the surface quality is influenced, and even the product is scrapped are avoided.
Example 2:
on the basis of the embodiment 1, the upper water cooling cover 6 comprises an upper nozzle 6-1, the water outlet of the upper water cooling cover pipeline 5 is connected with the upper nozzle 6-1, the lower water cooling cover 8 comprises a lower nozzle 8-1, and the water outlet of the lower water cooling cover pipeline 9 is connected with the lower nozzle 8-1.
The upper water cooling cover 6 adopts the upper nozzle 6-1 to cool the aluminum profile 7, the lower water cooling cover 8 adopts the lower nozzle 8-1 to cool the aluminum profile 7, and the upper nozzle 6-1 and the lower nozzle 8-1 are simple in structure, low in cost and high in cooling efficiency compared with other cooling parts.
Furthermore, the number of the upper nozzles 6-1 and the lower nozzles 8-1 is multiple, and the multiple groups of the upper nozzles 6-1 and the lower nozzles 8-1 are distributed at equal intervals along the transverse direction and the longitudinal direction. The equal-interval distribution ensures that the cold aluminum section 7 is uniformly cooled, and in actual use, the number of the upper nozzles 6-1 and the lower nozzles 8-1 is selected according to the requirement, the number is more than 3 groups, the selectivity and the adjustability are good, and the multi-region performance and the adjustability of online water-cooling quenching are realized.
Further, each group of upper nozzles 6-1 comprises a first spray head 6-2 and a second spray head 6-3, and the flow rate of the first spray head 6-2 is greater than that of the second spray head 6-3.
When the online water cooling is carried out on the aluminum profile 7 extruded on line, the first spray head 6-2 and the second spray head 6-3 can be combined and adjusted differently according to the meter weight of the aluminum profile 7 extruded on line; when the weight of the aluminum profile is 7 m, the requirement on cooling water amount is high, and the first spray head 6-2 and the second spray head 6-3 of each group of upper spray nozzles 6-1 can be opened simultaneously to work simultaneously for on-line water cooling quenching; when the weight of the aluminum profile is 7 meters and the like, the requirement on the cooling water amount is moderate, only the first spray head 6-2 of each group of upper spray nozzles 6-1 can be opened, and the second spray head 6-3 can be closed; when the weight of the aluminum profile is 7 m, the requirement on cooling water amount is low, only the second spray head 6-3 of each group of upper spray nozzles 6-1 can be opened, the first spray head 6-2 is closed, the adjustability of on-line water-cooling quenching is realized, and meanwhile, the spray head combination is adopted, so that the water-cooling quenching has a large adjusting range, the process adaptability of the water-cooling quenching is increased, the consumption of quenching softened water amount is reduced, the production efficiency is improved, and the production energy consumption is reduced.
Furthermore, the water spraying directions of the upper nozzles 6-1 on the left side and the right side of the plurality of groups of upper nozzles 6-1 face the extrusion center, and the water spraying directions of the plurality of groups of upper nozzles 6-1 in the middle face downwards. The water spraying direction is concentrated on the aluminum profile 7, the water spraying coverage reaches more than 180 degrees, the cooling effect and efficiency are improved, and the cooling effect is achieved most quickly by using the lowest water consumption.
Furthermore, the water spraying directions of the lower nozzles 8-1 on the left side and the right side of the plurality of groups of lower nozzles 8-1 face the extrusion center, and the water spraying directions of the plurality of groups of lower nozzles 8-1 in the middle face upwards. The water spraying direction is concentrated on the aluminum profile 7, the water spraying coverage range reaches more than 180 degrees, the water spraying device is combined with the upper nozzle 6-1 for use, cooling equipment (such as a nozzle) does not need to be additionally arranged on the side edge of the aluminum profile 7, the water outlet full-coverage aluminum profile 7 can be achieved, the cooling effect and efficiency are improved, the water consumption is saved, the cost is reduced, and the production efficiency is improved.
Further, each group of lower nozzles 8-1 comprises a third nozzle 8-2 and a fourth nozzle 8-3, and the flow rate of the third nozzle 8-2 is greater than that of the fourth nozzle 8-3.
When the online water cooling is carried out on the aluminum profile 7 extruded on line, different combinations and adjustments can be carried out on the third spray head 8-2 and the fourth spray head 8-3 according to the meter weight of the aluminum profile 7 extruded on line; when the weight of the aluminum profile is 7 m, the requirement on cooling water amount is high, the third spray head 8-2 and the fourth spray head 8-3 of each group of lower spray nozzles 8-1 can be opened simultaneously to work simultaneously, and online water-cooling quenching is carried out; when the weight of the aluminum profile is 7 meters and the like, the requirement on the cooling water amount is moderate, only the third spray head 8-2 of each group of lower spray nozzles 8-1 can be opened, and the fourth spray head 8-3 can be closed; when the weight of the aluminum profile is 7 meters less, the requirement on cooling water amount is less, only the fourth spray head 8-3 of each group of lower spray nozzles 8-1 can be opened, and the third spray head 8-2 is closed, so that the adjustability of on-line water-cooling quenching is realized, and meanwhile, the water-cooling quenching has a larger adjusting range by adopting the spray head combination, so that the process adaptability of the water-cooling quenching is increased, the consumption of quenching softened water amount is reduced, the production efficiency is improved, and the production energy consumption is reduced.
Further, the lower water cooling cover adjusting assembly 3 adopts a lower proportional control valve bank, and the upper water cooling cover adjusting assembly 4 adopts an upper proportional control valve bank. The lower proportional control valve bank realizes proportional control of water outlet of the lower water cooling cover 8, and the upper proportional control valve bank realizes proportional control of water outlet of the upper water cooling cover 6; the upper proportional regulating valve group and the lower proportional regulating valve group are formed by combining the existing regulating valves, and the combination is selected according to the requirement, and the detailed description of the specific structures of the upper proportional regulating valve group and the lower proportional regulating valve group is not provided.
Furthermore, each first spray head 6-2 and each second spray head 6-3 are connected with an upper proportional regulating valve group through an upper water cooling cover pipeline 5, and each third spray head 8-2 and each fourth spray head 8-3 are connected with a lower proportional regulating valve group through a lower water cooling cover pipeline 9. In the connection mode, each spray head (the first spray head 6-2, the second spray head 6-3, the third spray head 8-2 and the fourth spray head 8-3) is independently controlled, so that the proportion of each spray head from being completely closed to being completely opened is adjusted; during on-line water-cooling quenching, the output proportion of the nozzle flow in different directions is adjusted according to the cross section geometric characteristics of the extruded section 7, thereby achieving better water-cooling quenching cooling effect and saving water consumption.
Example 3:
on the basis of embodiment 2, the online water cooling method for aluminum profile extrusion comprises the following steps: when the aluminum profile 7 is subjected to online water cooling, according to the meter weight and the cross section geometric characteristics of the aluminum profile 7, one path of the water supply and water pump device 1 supplies water for the upper water cooling cover 6 through the upper water cooling cover pipeline 5, the other path of the water supply and water pump device supplies water for the lower water cooling cover 8 through the lower water cooling cover pipeline 9, the upper water cooling cover adjusting component 4 adjusts the water yield of the upper water cooling cover 6 sprayed to the aluminum profile 7, the lower water cooling cover adjusting component 3 adjusts the water yield of the lower water cooling cover 8 sprayed to the aluminum profile 7, and the upper water cooling cover 6 and the lower water cooling cover 8 both adjust the water outlet direction until the aluminum profile 7 is cooled to the target temperature.
Need not use coolant tank can cool down, when avoiding extruded section bar to pass from coolant tank's foraminiferous shrouding, easily is scratched by the shrouding, influences surface quality, leads to the condemned problem of product even, and the water-cooling quenching water consumption is little, avoids the demineralized water extravagant, possesses regulatory function, and technology adaptability is good.
In the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "right", etc., it is based on the orientation or positional relationship shown in the drawings, and it is not intended to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, the terms describing the positional relationship in the drawings are used for illustrative purposes only and are not to be construed as limiting the present invention.
The above examples are merely illustrative of the present invention and should not be construed as limiting the scope of the invention, which is intended to be covered by the claims and any design similar or equivalent to the scope of the invention.
Claims (10)
1. The utility model provides an online water cooling plant of aluminium alloy extrusion which characterized in that: including water supply pumping unit (1), water supply pipe (2), lower water-cooling cover adjusting part (3), go up water-cooling cover adjusting part (4), go up water-cooling cover pipeline (5), go up water-cooling cover (6), lower water-cooling cover (8) and lower water-cooling cover pipeline (9), water supply pumping unit (1) is connected the water inlet of water-cooling cover adjusting part (3) and the water inlet of last water-cooling cover adjusting part (4) down respectively through water supply pipe (2), the delivery port of water-cooling cover adjusting part (3) is connected down water-cooling cover (8) through lower water-cooling cover pipeline (9) down, water cooling cover (6) are connected through last water-cooling cover pipeline (5) to the delivery port of going up water-cooling cover adjusting part (4), it is located the top of water-cooling cover (8) down to go up water-cooling cover (6).
2. The aluminum profile extrusion online water cooling device as claimed in claim 1, characterized in that: the upper water cooling cover (6) comprises an upper nozzle (6-1), the water outlet of the upper water cooling cover pipeline (5) is connected with the upper nozzle (6-1), the lower water cooling cover (8) comprises a lower nozzle (8-1), and the water outlet of the lower water cooling cover pipeline (9) is connected with the lower nozzle (8-1).
3. The aluminum profile extrusion online water cooling device as claimed in claim 2, characterized in that: the number of the upper nozzles (6-1) and the number of the lower nozzles (8-1) are multiple groups, and the multiple groups of the upper nozzles (6-1) and the lower nozzles (8-1) are distributed at equal intervals along the transverse direction and the longitudinal direction.
4. The aluminum profile extrusion online water cooling device as claimed in claim 3, characterized in that: each group of upper nozzles (6-1) comprises a first spray head (6-2) and a second spray head (6-3), and the flow rate of the first spray head (6-2) is greater than that of the second spray head (6-3).
5. The aluminum profile extrusion online water cooling device as claimed in claim 3, characterized in that: the water spraying directions of the upper nozzles (6-1) on the left side and the right side of the plurality of groups of upper nozzles (6-1) face the extrusion center, and the water spraying directions of the plurality of groups of upper nozzles (6-1) in the middle face downwards.
6. The aluminum profile extrusion online water cooling device as claimed in claim 3, characterized in that: the water spraying directions of the lower nozzles (8-1) on the left side and the right side of the plurality of groups of lower nozzles (8-1) face the extrusion center, and the water spraying directions of the plurality of groups of lower nozzles (8-1) in the middle face upwards.
7. The aluminum profile extrusion online water cooling device as claimed in claim 4, characterized in that: each group of lower nozzles (8-1) comprises a third spray head (8-2) and a fourth spray head (8-3), and the flow rate of the third spray head (8-2) is greater than that of the fourth spray head (8-3).
8. The aluminum profile extrusion online water cooling device as claimed in claim 1, characterized in that: the lower water cooling cover adjusting assembly (3) adopts a lower proportional control valve bank, and the upper water cooling cover adjusting assembly (4) adopts an upper proportional control valve bank.
9. The aluminum profile extrusion online water cooling device as claimed in claim 7, characterized in that: each first spray head (6-2) and each second spray head (6-3) are connected with an upper proportional regulating valve group through an upper water cooling cover pipeline (5), and each third spray head (8-2) and each fourth spray head (8-3) are connected with a lower proportional regulating valve group through a lower water cooling cover pipeline (9).
10. An online water cooling method for aluminum profile extrusion is characterized in that: the method comprises the following steps: when the aluminum profile (7) is cooled on line, according to the meter weight and the cross section geometric characteristics of the aluminum profile (7), one path of the water supply pump device (1) supplies water for the upper water cooling cover (6) through the upper water cooling cover pipeline (5), the other path supplies water for the lower water cooling cover (8) through the lower water cooling cover pipeline (9), the upper water cooling cover adjusting component (4) adjusts the water yield of the upper water cooling cover (6) sprayed to the aluminum profile (7), the lower water cooling cover adjusting component (3) adjusts the water yield of the lower water cooling cover (8) sprayed to the aluminum profile (7), and the water outlet directions of the upper water cooling cover (6) and the lower water cooling cover (8) are adjusted until the aluminum profile (7) is cooled to the target temperature.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115200322A (en) * | 2022-06-23 | 2022-10-18 | 洞口县万美复合材料有限公司 | A wet-type cooling setting device for production of high density high strength wallboard |
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| WO2001020052A2 (en) * | 1999-09-16 | 2001-03-22 | Honsel Profilprodukte Gmbh | Method and device for heat treatment of extruded sections |
| CN101890486A (en) * | 2010-07-22 | 2010-11-24 | 东北大学 | A cooling system integrating multiple cooling methods in the thin strip continuous casting process |
| CN103834791A (en) * | 2014-03-26 | 2014-06-04 | 东北大学 | Continuous roller type quenching cooling system for steel plates |
| CN106086339A (en) * | 2016-08-29 | 2016-11-09 | 四川齐飞铝业有限公司 | A kind of aluminium section bar uniform press quenching device |
| CN207313671U (en) * | 2017-10-30 | 2018-05-04 | 辽宁忠旺机械设备制造有限公司 | Multi-functional backward and forward extrusion aluminium section bar press quenching device |
| CN111826505A (en) * | 2020-06-24 | 2020-10-27 | 中航工程集成设备有限公司 | Multistage quenching cooling spraying system for aluminum alloy medium plate and implementation method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115200322A (en) * | 2022-06-23 | 2022-10-18 | 洞口县万美复合材料有限公司 | A wet-type cooling setting device for production of high density high strength wallboard |
| CN115200322B (en) * | 2022-06-23 | 2023-11-24 | 洞口县万美复合材料有限公司 | Wet cooling shaping device for producing high-density high-strength wallboard |
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