CN211036011U - Online guenching unit of cooling strength adjustable aluminum alloy - Google Patents
Online guenching unit of cooling strength adjustable aluminum alloy Download PDFInfo
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- CN211036011U CN211036011U CN201921956414.6U CN201921956414U CN211036011U CN 211036011 U CN211036011 U CN 211036011U CN 201921956414 U CN201921956414 U CN 201921956414U CN 211036011 U CN211036011 U CN 211036011U
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Abstract
The utility model relates to an online guenching unit of cooling strength adjustable aluminum alloy belongs to aluminum alloy ex-trusions processing technology field. The device comprises a hollow tank body, a plurality of branch water pipes which are fixed on the inner wall of the tank body and are uniformly distributed, and a main water pipe connected with the water inlet ends of the branch water pipes; the lower part of the tank body is provided with a plurality of water outlets communicated with the inner wall of the tank body; the branch water pipe at the feed end of the tank body is sealed; a supercharger is arranged at the joint of the main water pipe and the branch water pipe; each branch water pipe is provided with a proportional valve; a plurality of groups of high-pressure nozzles and low-pressure nozzles which are communicated with the corresponding branch water pipes are detachably mounted on each branch water pipe at intervals, and the distance from the high-pressure nozzles and the low-pressure nozzles to the axial center line of the tank body is adjustable. Through adjusting the distance that water spray pressure and rivers arrived aluminum alloy product to nimble regulation and control cooling strength can reach even refrigerated effect when providing sufficient cooling strength, guarantees aluminum alloy product's size precision.
Description
Technical Field
The utility model belongs to the technical field of aluminum alloy ex-trusions processing, a online guenching unit of aluminum alloy of cooling intensity adjustable is related to.
Background
At present, the common quenching technology in the online extrusion production of aluminum alloy comprises the following steps: on-line fan-air cooling, on-line fan-air water mist cooling, on-line water tank-water penetration cooling, off-line quenching furnace-water cooling and the like. The main defects of online fan-air cooling and online fan-air water mist cooling are that the cooling strength is low, and only the online production of aluminum alloy products with lower quenching sensitivity can be met; the main defects of online water tank-through water cooling are that the end part of the water tank needs to be blocked to prevent cooling water from flowing out, the time and the labor are consumed, and for aluminum alloy products with complicated section shapes, the water blocking difficulty is high, and the water leakage phenomenon is obvious; the main disadvantage of off-line water cooling is that after on-line extrusion production, the off-line aluminum alloy product needs to be reheated to the solid solution temperature and kept in the quenching furnace for a certain time, thereby prolonging the production period and increasing the cost and energy consumption. Further, the cooling strength of the above quenching technique cannot be adjusted in the circumferential direction, and when an aluminum alloy product having a complicated cross-sectional shape is quenched, the aluminum alloy product is likely to be deformed due to uneven cooling. Therefore, the application range of the existing quenching technologies is limited, and the size precision of the aluminum alloy product cannot be ensured while sufficient cooling strength is provided for the aluminum alloy product with large section width, complex shape and high quenching sensitivity.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing an online guenching unit of aluminum alloy of cooling intensity adjustable can be according to the quenching sensitivity of aluminum alloy products, sectional shape and size, and nimble regulation and control cooling intensity evenly cools off aluminum alloy products, ensures aluminum alloy products's dimensional accuracy.
In order to achieve the above purpose, the utility model provides a following technical scheme:
an aluminum alloy online quenching device with adjustable cooling strength comprises a hollow tank body, a plurality of branch water pipes which are fixed on the inner wall of the tank body and are uniformly distributed, and a main water pipe connected to the water inlet ends of the branch water pipes; the lower part of the tank body is provided with a plurality of water outlets communicated with the inner wall of the tank body; the branch water pipe at the feed end of the tank body is sealed; a supercharger is arranged at the joint of the main water pipe and the branch water pipe; each branch water pipe is provided with a proportional valve; a plurality of groups of high-pressure nozzles and low-pressure nozzles which are communicated with the corresponding branch water pipes are detachably mounted on each branch water pipe at intervals, and the distance from the high-pressure nozzles and the low-pressure nozzles to the axial center line of the tank body is adjustable.
Furthermore, each group of inner high-pressure nozzles are arranged in front of the low-pressure nozzles, and water flow sprayed by the high-pressure nozzles is linear and vertical to the axial center line of the inner cavity of the tank body; the water flow sprayed by the low-pressure nozzle is circularly scattered. The water flow sprayed by the high-pressure nozzle is characterized by water flow concentration, large water flow and high water flow speed, can quickly break through a boiling air film formed by the contact of cooling water and a high-temperature aluminum alloy product, quickly takes away the heated cooling water, and is beneficial to further cooling the low-pressure nozzle; the water flow sprayed out from the low-pressure nozzle is characterized by water flow dispersion and slightly slow water flow speed, and is suitable for large-area cooling.
Furthermore, the high-pressure nozzles and the low-pressure nozzles in each group are arranged at equal intervals, and the high-pressure nozzles in different groups are arranged at equal intervals.
Further, the tank body is of a cylindrical structure with uniform wall thickness.
The water pipe branch pressing device comprises a tank body, a water pipe branch, a first bolt, a second bolt and a plurality of pressing sheets, wherein the tank body is provided with a first connecting hole, the inner wall of the tank body is provided with a threaded hole corresponding to the first connecting hole, the pressing sheets press the branch water pipe, one end of the first bolt is inserted into the first connecting hole and screwed into the threaded hole, the other end of the first bolt is screwed with a first nut, and the pressing sheets are pressed by the first nut.
Furthermore, the water outlet is provided with three water outlets, wherein two water outlets are adjacent and arranged at the lower part of the tank body close to the feeding end, and the other water outlet is arranged at the lower part of the tank body close to one third of the discharging end.
Further, the jar body is including last jar body and lower jar body, go up jar body and lower jar body and connect along length direction's both sides, wherein one side is articulated, and the connection can be dismantled to the opposite side.
Furthermore, one side of the upper tank body and the lower tank body which are detachably connected along the length direction is provided with at least one group of corresponding flanges, the flanges are provided with corresponding second connecting holes, a flat gasket is arranged between each group of flanges, a second bolt is inserted into the second connecting holes of the flanges, and a second nut is screwed at two ends of the second bolt respectively and tightly presses the flanges.
Furthermore, go up jar body and jar body down and carry out the one side of dismantling the connection along length direction, go up and be equipped with at least one handle on the outer wall of jar body, conveniently go up opening and shutting of jar body.
The beneficial effects of the utility model reside in that:
(1) can be according to sectional shape, size and the wall thickness of aluminum alloy products, through adjusting water spray pressure to and the distance of spun rivers to aluminum alloy products, nimble regulation and control cooling strength reaches even refrigerated effect, ensures aluminum alloy products's dimensional accuracy, avoids leading to aluminum alloy products's performance because of cooling strength is not enough effectively, also avoids leading to aluminum alloy products serious deformation because of cooling strength is too high or cooling inequality.
(2) The structure is simplified, the operation is simple, compared with the quenching treatment after off-line, the working procedures are reduced, the production efficiency is improved, and the energy is saved and the consumption is reduced.
Drawings
In order to make the purpose, technical solution and advantages of the present invention clearer, the present invention provides the following drawings for illustration:
FIG. 1 is a front view of an aluminum alloy on-line quenching device with adjustable cooling strength, which is related to the utility model;
FIG. 2 is a top view of the aluminum alloy on-line quenching device with adjustable cooling strength shown in FIG. 1;
FIG. 3 is a sectional view A-A of the on-line aluminum alloy quenching apparatus with adjustable cooling strength shown in FIG. 1;
FIG. 4 is a left side view of the aluminum alloy on-line quenching device with adjustable cooling strength shown in FIG. 1;
FIG. 5 is an isometric view of the aluminum alloy on-line quenching device with adjustable cooling intensity shown in FIG. 1.
Reference numerals: the tank comprises a tank body 1, an upper tank body 11, a lower tank body 12, a flange 13, a second connecting hole 14, a second bolt 15, a second nut 16, a handle 17, a water outlet 2, a branch water pipe 3, a supercharger 4, a main water pipe 5, a proportional valve 6, a high-pressure nozzle 71, a low-pressure nozzle 72, a pressing sheet 8, a first bolt 81 and a first nut 82.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1 to 5, the aluminum alloy online quenching device with adjustable cooling strength according to the embodiment includes a hollow tank body 1, a plurality of branch water pipes 3 fixed on the inner wall of the tank body 1 and uniformly arranged, and a main water pipe 5 connected to water inlet ends of the branch water pipes 3; the lower part of the tank body 1 is provided with a plurality of water outlets 2 communicated with the inner wall of the tank body 1; a branch water pipe 3 at the feed end of the tank body 1 is sealed; a supercharger 4 is arranged at the joint of the main water pipe 5 and the branch water pipe 3; each branch water pipe 3 is provided with a proportional valve 6; a plurality of groups of high-pressure nozzles 71 and low-pressure nozzles 72 communicated with the corresponding branch water pipes are detachably mounted on each branch water pipe 3, and the distance from the high-pressure nozzles 71 and the low-pressure nozzles 72 to the axial center line of the tank body 1 is adjustable.
As shown in fig. 1 to 4, the tank body 1 comprises an upper tank body 11 and a lower tank body 12, wherein the upper tank body 11 and the lower tank body 12 are connected along two sides of the length direction, one side of the upper tank body is hinged, and the other side of the upper tank body is detachably connected; on one side of the upper tank body 11 and the lower tank body 12 which are detachably connected along the length direction, two groups of corresponding flanges 13 are arranged on the upper tank body 11 and the lower tank body 12, corresponding second connecting holes 14 are arranged on the flanges 13, a flat gasket is arranged between each group of flanges 13, a second bolt 15 is inserted into the second connecting hole 14 of the flange 13, a second nut 16 is screwed on two ends of the second bolt 15 respectively, and the flange 13 is pressed by the second nut 16, so that the upper tank body 11 and the lower tank body 12 are connected. The tank body 1 formed by connecting the upper tank body 11 and the lower tank body 12 is a cylindrical structure with uniform wall thickness; on one side of the upper tank body 11 and the lower tank body 12 which are detachably connected along the length direction, two handles 17 are arranged on the outer wall of the upper tank body 11 so as to facilitate the opening and closing of the upper tank body 11.
As shown in fig. 1, the drain ports 2 are provided in three numbers, two of the drain ports 2 are adjacent to each other and are provided at a lower portion of the tank 1 near a feed end (the left side of the tank 1 in fig. 1 is the feed end), the other drain port 2 is provided at a lower portion of the tank 1 near a discharge end (the right side of the tank 1 in fig. 1 is the discharge end), and the drain ports 2 communicate with an inner wall of the tank 1 so that cooling water is discharged out of the tank 1 through the drain ports 2.
As shown in fig. 3 and 4, ten branch water pipes 3 are provided, and one ends of the branch water pipes 3 located in the tank body 1 are uniformly distributed along the inner wall of the tank body 1; twenty pressing sheets 8 are respectively used for fixing the branch water pipe 3 at the positions, close to the feeding end and the discharging end, of the upper tank body 11 and the lower tank body 12, a first connecting hole is formed in each pressing sheet 8, a threaded hole corresponding to each first connecting hole is formed in the inner wall of the tank body 1, each pressing sheet 8 presses the branch water pipe 3, one end of a first bolt 81 is inserted into each first connecting hole and screwed into each threaded hole, a first nut 82 is screwed at the other end of each first bolt 81, and each pressing sheet 8 is pressed by each first nut 82; as shown in figure 1, the proportional valves 6 are also ten and are respectively arranged on the branch water pipes 3 positioned outside the tank body 1. Cooling water enters the supercharger 4 through the main water pipe 5, enters each branch water pipe 3 after being regulated by the supercharger 4, and can independently regulate the water flow of each branch water pipe 3 through the proportional valve 6.
As shown in fig. 3 and 4, fifteen groups of high-pressure nozzles 71 and low-pressure nozzles 72 are detachably mounted on each branch water pipe 3, each group of high-pressure nozzles 71 is arranged in front of the low-pressure nozzles 72, each group of high-pressure nozzles 71 and each group of low-pressure nozzles 72 are arranged at equal intervals, and the high-pressure nozzles 71 of different groups are arranged at equal intervals. The water flow sprayed by the high-pressure nozzle 71 is linear and is perpendicular to the axial center line of the inner cavity of the tank body 1, when an aluminum alloy product enters the inner cavity of the tank body 1 and transversely and horizontally moves from the feeding end to the discharging end, the water flow sprayed by the high-pressure nozzle 71 is perpendicular to the movement direction of the aluminum alloy product and is sprayed to the aluminum alloy product, and the high-pressure nozzle is characterized in that the water flow is gathered, the water flow is large, the water flow speed is high, a boiling gas film formed by the contact of cooling water and the high-temperature aluminum alloy product can be rapidly broken through, the heated cooling water is rapidly taken away, and. The water flow sprayed by the low-pressure nozzle 72 is circularly scattered, is dispersed, has a slightly low speed and is suitable for cooling a large area. The distance between the high-pressure nozzle 71 and the low-pressure nozzle 72 and the axial center line of the tank body 1 is adjustable, the shorter the distance is, the closer the distance between the sprayed water and the aluminum alloy product is, and the cooling strength is relatively higher; the longer the distance, the further the distance of the sprayed water to the aluminum alloy article, and the lower the cooling strength.
The aluminum alloy online quenching device with adjustable cooling strength is installed at the front end of a front beam of an aluminum alloy extruding machine, and the axial center line of the aluminum alloy online quenching device with adjustable cooling strength is consistent with the center line of the aluminum alloy extruding machine in height. When quenching is carried out, according to the requirements of different sections of the aluminum alloy product on cooling strength, the water spraying pressure is adjusted through the supercharger 4, the water flow is adjusted through the proportional valve 6, the water spraying pressure is further adjusted, and the distance from the high-pressure nozzle 71 and the low-pressure nozzle 72 to the axial center line of the tank body 1 can be set to different parameters, so that the cooling strength is regulated, the different sections of the aluminum alloy product are uniformly cooled, and the size precision of the aluminum alloy product is ensured.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.
Claims (9)
1. An aluminum alloy online quenching device with adjustable cooling strength is characterized by comprising a hollow tank body, a plurality of branch water pipes which are fixed on the inner wall of the tank body and are uniformly distributed, and a main water pipe connected to the water inlet ends of the branch water pipes; the lower part of the tank body is provided with a plurality of water outlets communicated with the inner wall of the tank body; the branch water pipe at the feed end of the tank body is sealed; a supercharger is arranged at the joint of the main water pipe and the branch water pipe; each branch water pipe is provided with a proportional valve; a plurality of groups of high-pressure nozzles and low-pressure nozzles which are communicated with the corresponding branch water pipes are detachably mounted on each branch water pipe at intervals, and the distance from the high-pressure nozzles and the low-pressure nozzles to the axial center line of the tank body is adjustable.
2. The aluminum alloy on-line quenching device with adjustable cooling strength of claim 1, wherein each group of inner high-pressure nozzles is arranged in front of the low-pressure nozzles, and the water flow sprayed by the high-pressure nozzles is linear and vertical to the axial center line of the inner cavity of the tank body; the water flow sprayed by the low-pressure nozzle is circularly scattered.
3. The on-line aluminum alloy quenching device with adjustable cooling strength of claim 1, wherein the high-pressure nozzles and the low-pressure nozzles in each group are arranged at equal intervals, and the high-pressure nozzles in different groups are arranged at equal intervals.
4. The on-line aluminum alloy quenching apparatus with adjustable cooling strength as claimed in claim 1, wherein the tank body is a cylindrical structure with uniform wall thickness.
5. The aluminum alloy on-line quenching device with adjustable cooling strength as claimed in claim 1, further comprising a plurality of pressing sheets, wherein the pressing sheets are provided with first connecting holes, the inner wall of the tank body is provided with threaded holes corresponding to the first connecting holes, the pressing sheets press the branch water pipes, one end of the first bolt is inserted into the first connecting hole and screwed into the threaded hole, the other end of the first bolt is screwed with the first nut, and the pressing sheets are pressed by the first nut.
6. The aluminum alloy on-line quenching device with adjustable cooling strength as claimed in claim 1, wherein the number of the water outlets is three, two of the water outlets are adjacent and arranged at the lower part of the tank body near the feeding end, and the other water outlet is arranged at the lower part of the tank body near one third of the discharging end.
7. The aluminum alloy on-line quenching device with adjustable cooling strength as claimed in any one of claims 1 to 6, wherein the tank body comprises an upper tank body and a lower tank body, the upper tank body and the lower tank body are connected along two sides of the length direction, one side of the upper tank body is hinged, and the other side of the upper tank body and the lower tank body is detachably connected.
8. The aluminum alloy on-line quenching device with adjustable cooling strength as claimed in claim 7, wherein at least one set of corresponding flanges are arranged on the upper tank body and the lower tank body at one side which are detachably connected along the length direction, corresponding second connecting holes are arranged on the flanges, a flat gasket is arranged between each set of flanges, a second bolt is inserted into the second connecting hole of the flange, a second nut is screwed on two ends of the second bolt respectively, and the flange is pressed by the second nut.
9. The on-line aluminum alloy quenching device with adjustable cooling strength as set forth in claim 7, wherein at least one handle is provided on the outer wall of the upper tank body at one side where the upper tank body and the lower tank body are detachably connected in the length direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921956414.6U CN211036011U (en) | 2019-11-13 | 2019-11-13 | Online guenching unit of cooling strength adjustable aluminum alloy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921956414.6U CN211036011U (en) | 2019-11-13 | 2019-11-13 | Online guenching unit of cooling strength adjustable aluminum alloy |
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| Publication Number | Publication Date |
|---|---|
| CN211036011U true CN211036011U (en) | 2020-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921956414.6U Active CN211036011U (en) | 2019-11-13 | 2019-11-13 | Online guenching unit of cooling strength adjustable aluminum alloy |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113358693A (en) * | 2021-06-02 | 2021-09-07 | 西北有色金属研究院 | Method for testing beta transition temperature of titanium alloy |
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2019
- 2019-11-13 CN CN201921956414.6U patent/CN211036011U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113358693A (en) * | 2021-06-02 | 2021-09-07 | 西北有色金属研究院 | Method for testing beta transition temperature of titanium alloy |
| CN113358693B (en) * | 2021-06-02 | 2024-03-22 | 西北有色金属研究院 | Method for testing beta transition temperature of titanium alloy |
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