CN201254597Y - Aluminum alloy molten solution refining apparatus - Google Patents
Aluminum alloy molten solution refining apparatus Download PDFInfo
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- CN201254597Y CN201254597Y CNU2008201349185U CN200820134918U CN201254597Y CN 201254597 Y CN201254597 Y CN 201254597Y CN U2008201349185 U CNU2008201349185 U CN U2008201349185U CN 200820134918 U CN200820134918 U CN 200820134918U CN 201254597 Y CN201254597 Y CN 201254597Y
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- molten aluminium
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Abstract
The utility model discloses a molten aluminum alloy refining device, in which a hollow spherical agent-blowing ball (7), an argon pipe (4) and an argon valve (2) are arranged. A composite refining agent (9) is arranged in the agent-blowing ball (7), the agent-blowing ball (7) is connected with the argon pipe (4), the hollow part of the agent-blowing ball is communicated with the argon pipe (4), and the argon pipe (4) is connected with the argon valve (2) by a pipe joint (8). By adopting the above technical scheme, the refining operation complexity of the molten aluminum alloy can be reduced, the refining effect of the molten aluminum alloy can be improved and the utilization rate of the refining agent can be increased, thus realizing the stable cast house refining treatment of the molten aluminum alloy.
Description
Technical field
The utility model belongs to the technical field of metallic substance, relates to the refining treatment device of metallic substance, and more particularly, the utility model relates to a kind of molten aluminium alloy a refining unit.
Background technology
In modern equipment manufacture, " lightweight " becomes the common recognition that material is selected.Particularly come into one's own more in fields such as modern aerospace, communications and transportation, light industry building materials.It is little that aluminium alloy has density, and excellent heat conduction, conductivity are easy to advantage such as moulding and obtain widespread use.The aluminum alloy materials forming method mainly contains casting and deformation processing, and wherein, casting remains a large amount of forming methods that use in the present aluminium alloy production, and the blank of deformation processing is the alloy pig of producing with castmethod.
Aluminium alloy has excellent die cavity filling performance, with the aluminum alloy spare part that castmethod is produced, has accessory size and stablizes, and is easy to serial advantages such as follow-up mechanical workout.The aluminum alloy spare part that particularly modern precision casting forming method is produced can directly use without follow-up mechanical workout, has so not only saved material but also has reduced production process, enhances productivity, and reduces production costs greatly.
In the aluminium alloy casting moulding process in modern times, castmethod is selected, and casting technique and aluminum alloy materials are three key factors of casting quality quality.The melting treatment process of raw material of aluminum alloy plays a decisive role to the forming quality and the mechanical property of aluminium alloy.In foundry production, it is alloy pig fusing, alloy liquid refining treatment, the cast of alloy liquid that master operation is handled in the melting of aluminium alloy.
When Foundry Production, molten aluminium alloy solidifies in casting mold, because in the molten aluminium alloy process of setting, hydrogen atom in the molten aluminium alloy spontaneously forms hydrogen molecule, and the hydrogen molecule of spontaneous formation and the bubble, the inclusion that form for the forming core substrate with the non-metallic inclusion are to cause the major cause that produces defective in the aluminum alloy casting.And the impurity and the gas of the overwhelming majority come from foundry returns in the molten aluminium alloy, as material handle, runner, slag trap, waste product spare etc., so when aluminium alloy smelting, the refining treatment of molten aluminium alloy is essential.In recent years, people pay attention to development of new molten aluminium alloy refining treatment method and refining treatment device all the more.
Current, the refining treatment method of molten aluminium alloy mainly contains:
The method of external normal employing vacuum melting and rotary blowing rare gas element is finished purification and the Alloying Treatment to molten aluminium alloy, to reach the purpose of molten aluminium alloy refining treatment, though effect is good, but the equipment input is bigger, need with special molten aluminium alloy refining unit, and concrete technological operation is complicated, is not suitable for the refining treatment to the large vol molten aluminium alloy;
Domestic molten aluminium alloy refining treatment method is adopted usually melted aluminium alloy earlier in melting equipment, again refining agent is put into bell jar, and the bell jar that refining agent is housed is pressed in the molten aluminium alloy of melting equipment and carries out the molten aluminium alloy refining treatment.But because the difference of selected a refining unit and refining agent causes the molten aluminium alloy melting second-rate.A refining unit wherein is common refining agent bell jar, in refining, bell jar only works to hold refining agent and stirs molten aluminium alloy, and refining agent can not get in bell jar fully and the molten aluminium alloy reaction, cause the effective rate of utilization of refining agent low, the effective rate of utilization of refining agent is no more than 50% usually, and in the refining treatment process, also can make the resultants such as scum silica frost of generation pollute molten aluminium alloy owing to refining operation is improper.
The utility model content
Problem to be solved in the utility model provides a kind of molten aluminium alloy a refining unit, its objective is to improve the refining agent utilization ratio, and then improves the refining effect of molten aluminium alloy.
To achieve these goals, the technical scheme taked of the utility model is:
What be provided with hollow ball-shape in this molten aluminium alloy a refining unit provided by the utility model blows agent ball, tunger tube, argon gas valve, and described blowing in the agent ball put into composite refiner; The described agent ball that blows is connected with tunger tube, and its hollow parts is communicated with tunger tube, and described tunger tube is connected with the argon gas valve by tube stub.
For making the utility model more perfect, more detailed and concrete technical scheme below also further having proposed, to obtain best practical function, realize goal of the invention better, and improve novelty of the present utility model and creativeness:
Blowing described in the technique scheme is evenly distributed with a plurality of winding-up meshes on the agent global shell, described winding-up eyed structure is the through hole of small-bore, makes the hollow and exterior of blowing agent ball inside.
Described in the utility model blow to establish on the agent ball blow agent ball connecting hole, and be connected with tunger tube by blowing agent ball connecting hole.
Tunger tube described in the utility model is connected with left handle by tube stub; Described left handle is connected with right handles again.
Argon gas valve described in the utility model is arranged between left handle and the right handles, is provided with the adjustment structure of regulating argon flow amount on described argon gas valve.
The utility model adopts technique scheme, can reduce the complicacy of molten aluminium alloy refining operation, improves the molten aluminium alloy refining effect, improves the refining agent utilization ratio, realizes the stable stokehold refining treatment of molten aluminium alloy.The utility model compared with prior art, have the following advantages: 1, simple and convenient: in the crucible smelting furnace, put into the activated filter film material, when adding the aluminum alloy materials fusing, the molten aluminium alloy of fusing passes through the pure processing of filtration of activated filter film material automatically, be easy to aborning molten aluminium alloy is handled continuously, it is convenient to implement; 2, enhance productivity: in refining process, be special a refining unit owing to what adopt, refining agent is able to fully absorb use, and effective specific absorption of refining agent reaches more than 90%, plays good refining effect, has obtained good alloy liquid; 3, reduce cost: selected refining agent wide material sources, cheap, a refining unit simple structure of selecting for use is easy to make.
Description of drawings
Below expressed content of each width of cloth accompanying drawing of this specification sheets and the mark among the figure are made brief description:
Fig. 1 is the overall structure synoptic diagram of molten aluminium alloy a refining unit provided by the utility model;
Fig. 2 is the detailed structure synoptic diagram that blows the agent ball shown in Fig. 1;
Fig. 3 is handle shown in Fig. 1 and argon gas valve syndeton synoptic diagram.
Mark among above-mentioned each figure is respectively:
1, left handle, 2, the argon gas valve, 3, right handles, 4, tunger tube, 5, the winding-up mesh, 6, blow agent ball connecting hole, 7, blow the agent ball, 8, tube stub, 9, composite refiner.
Embodiment
Contrast accompanying drawing below, by description to embodiment, consumption, effect to embodiment of the present utility model such as related refining agent, the method etc. of manipulating of device, be described in further detail, inventive concept of the present utility model, technical scheme had more complete, accurate and deep understanding to help those skilled in the art.
As Fig. 1, Fig. 2 and the expressed structure of the present utility model of Fig. 3, the utility model is a kind of molten aluminium alloy a refining unit, its objective is the reduction Operating Complexity, improves the molten aluminium alloy refining effect, improve the refining agent utilization ratio, realize the stable stokehold refining treatment of molten aluminium alloy.
The purified technology detailed process of aluminium alloy is to implement by following method:
1, adopts a kind of three Room aluminium alloy crucible smelting furnaces.This crucible smelting furnace is separated by two parallel placement dividing plates of the inside, and the crucible smelting furnace is divided into three aluminium alloy smelting chambers side by side.In the aluminium alloy smelting process, the intermediary working chamber is as molten aluminium alloy refining chamber; The working chamber on both sides, one of them dips the molten aluminium alloy through refining treatment as the melting aluminum alloy material when another is used for Foundry Production.This smelting furnace has melting aluminum alloy, filtration refining aluminium alloy liquation, holds the function of molten aluminium alloy.
2, during the melting aluminum alloy, in the melting chamber of three Room crucible smelting furnaces, put into aluminum alloy materials, heating crucible smelting furnace melting aluminum alloy, the molten aluminium alloy of fusing enters the alloy refining chamber through the aluminium alloy runner hole below the dividing plate, enters aluminium alloy again and gets liquid chamber.Along with the adding and the fusing of aluminum alloy materials, final aluminium alloy smelting furnace is full of molten aluminium alloy.
3, in the refining chamber of crucible smelting furnace, the molten aluminium alloy a refining unit that adopts the utility model to provide carries out refining treatment to molten aluminium alloy.
4, the use of refining agent.Select two kinds of refining agents for use:
First kind of refining agent: main moiety is (per-cent of Suaning in mass) Na
3AlF
6(30%)+and KCl (45%)+NaCl (25%), add-on is about 0.5% of a molten aluminium alloy weight;
Second kind of refining agent: be mishmetal, mainly contain Ce (45%, the per-cent of Suaning) in mass, add-on is about 0.12% of a molten aluminium alloy weight.
In order to solve the problem that exists at the described present known technology of this specification sheets background technology part and to overcome its defective, realize improving the refining agent utilization ratio, and then improve the goal of the invention of the refining effect of molten aluminium alloy, the technical scheme that the utility model is taked is:
As shown in Figure 1 to Figure 3, what be provided with hollow ball-shape in this molten aluminium alloy a refining unit provided by the utility model blows agent ball 7, tunger tube 4, argon gas valve 2, and described blowing put into composite refiner 9 in the agent ball 7; The described agent ball 7 that blows is connected with tunger tube 4, and its hollow parts is communicated with tunger tube 4, and described tunger tube 4 is connected with argon gas valve 2 by tube stub 8, forms an integral Al-alloy liquation a refining unit.
In refining process, after two kinds of refining agents are matched, pack into and blow agent ball 7, with above-mentioned a refining unit, composite refiner 9 is blown in the refining liquation with argon gas stream, refining time is 5～10min, is preferably 5～7min.Composite refiner 9 plays slag making and outgassing in molten aluminium alloy.Alloy liquid heats up when arriving 700 ℃～720 ℃, adds composite refiner 9 and carries out refining treatment, and refining agent is mainly used to refined alloy liquid, refining agent is fed in the alloy liquid by argon carrier with this a refining unit, reaches the refining degassing effect.
Below be the concrete exemplifying embodiment of the structure of this a refining unit, supply those skilled in the art's reference when implementing the utility model:
Exemplifying embodiment one:
Described in the utility model blowing is evenly distributed with a plurality of winding-up meshes 5 on agent ball 7 housings, described winding-up mesh 5 structures are the through hole of small-bore, make the hollow and exterior of blowing agent ball 7 inside.
Exemplifying embodiment two:
Described in the utility model blow to establish on the agent ball 7 blow agent ball connecting hole 6, and be connected with tunger tube 4 by blowing agent ball connecting hole 6.
Exemplifying embodiment three:
Tunger tube 4 described in the utility model is connected with left handle 1 by tube stub 8; Described left handle 1 is connected with right handles 3 again
In refining process, use refining treatment device as shown in Figure 1, composite refiner 9 packed into blow in the agent ball 7, during use, left hand is held left handle 1, the right hand is held right handles 3, this molten aluminium alloy a refining unit is inserted in the molten aluminium alloy of refining chamber, open argon gas valve 2, argon gas enters by tube stub 8 and tunger tube 4 and blows agent ball 7, composite refiner 9 is blown in the molten aluminium alloy, realizes the refining treatment of molten aluminium alloy.
Exemplifying embodiment four:
Argon gas valve 2 described in the utility model is arranged between left handle 1 and the right handles 3, is provided with the adjustment structure of regulating argon flow amount on described argon gas valve 2.
Can regulate the size of argon flow amount according to the purified processing requirement, make it reach best dirty technological effect, improve the utilization ratio of composite refiner, reduce cost.
Below be the exemplifying embodiment of the use of a refining unit that provides of the utility model, when implementing the utility model, select to use for those skilled in the art:
Exemplifying embodiment five:
1, in the melting chamber of three Room aluminium alloy smelting crucible smelting furnaces, add aluminum alloy materials, heating crucible smelting furnace melting aluminum alloy material, the continuous fusing along with aluminum alloy materials is full of molten aluminium alloy in the crucible smelting furnace.
2, after the fusing of aluminium alloy material is finished, continuing heating makes the molten aluminium alloy temperature arrive 720 ℃, the a refining unit that provides with the utility model, be blown into composite refiner 9 in the molten aluminium alloy of refining chamber by argon carrier, composite refiner 9 and molten aluminium alloy reaction, molten aluminium alloy is carried out refining treatment, and blowing the agent refining time is 5min.
Exemplifying embodiment six:
1, with the step 1 of exemplifying embodiment five.
2, with the step 2 of exemplifying embodiment five, the agent refining time that blows wherein is 10min.
Refining treatment through above-mentioned obtains colory molten aluminium alloy, and this molten aluminium alloy is used for Foundry Production, and the pore that obviously improves in the finished casting rate, particularly foundry goods is controlled effectively, and the mechanical property of foundry goods obviously improves.
In conjunction with the accompanying drawings the utility model has been carried out exemplary description above; obviously the utility model specific implementation is not subjected to the restriction of aforesaid way; as long as adopted the improvement of the various unsubstantialities that method of the present utility model design and technical scheme carry out; or design of the present utility model and technical scheme are directly applied to other occasion without improving, all within protection domain of the present utility model.
Claims (5)
1, a kind of molten aluminium alloy a refining unit is characterized in that: what be provided with hollow ball-shape in this a refining unit blows agent ball (7), tunger tube (4), argon gas valve (2), and described blowing put into composite refiner (9) in the agent ball (7); The described agent ball (7) that blows is connected with tunger tube (4), and its hollow parts is communicated with tunger tube (4), and described tunger tube (4) is connected with argon gas valve (2) by tube stub (8).
2, molten aluminium alloy a refining unit according to claim 1, it is characterized in that: described blowing on agent ball (7) housing is evenly distributed with a plurality of winding-up meshes (5), described winding-up mesh (5) structure is the through hole of small-bore, makes to blow the inner hollow and exterior of agent ball (7).
3, molten aluminium alloy a refining unit according to claim 1 and 2 is characterized in that: described blow to establish on the agent ball (7) blow agent ball connecting hole (6), and be connected with tunger tube (4) by blowing agent ball connecting hole (6).
4, molten aluminium alloy a refining unit according to claim 3 is characterized in that: described tunger tube (4) is connected with left handle (1) by tube stub (8); Described left handle (1) is connected with right handles (3) again.
5, molten aluminium alloy a refining unit according to claim 4 is characterized in that: described argon gas valve (2) is arranged between left handle (1) and the right handles (3), is provided with the adjustment structure of regulating argon flow amount on described argon gas valve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201349185U CN201254597Y (en) | 2008-09-08 | 2008-09-08 | Aluminum alloy molten solution refining apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201349185U CN201254597Y (en) | 2008-09-08 | 2008-09-08 | Aluminum alloy molten solution refining apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201254597Y true CN201254597Y (en) | 2009-06-10 |
Family
ID=40737916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201349185U Expired - Fee Related CN201254597Y (en) | 2008-09-08 | 2008-09-08 | Aluminum alloy molten solution refining apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201254597Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104120293A (en) * | 2014-06-13 | 2014-10-29 | Smc(中国)有限公司 | Refining composition and smelting method of aluminum or aluminum alloy |
| CN105200244A (en) * | 2015-11-06 | 2015-12-30 | 河南神火煤电股份有限公司永城铝厂 | Special spray nozzle for aluminum melt refining spray pipe |
| CN106795581A (en) * | 2014-08-04 | 2017-05-31 | 派瑞泰克有限公司 | For the equipment of molten aluminum refining alloy |
-
2008
- 2008-09-08 CN CNU2008201349185U patent/CN201254597Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104120293A (en) * | 2014-06-13 | 2014-10-29 | Smc(中国)有限公司 | Refining composition and smelting method of aluminum or aluminum alloy |
| CN106795581A (en) * | 2014-08-04 | 2017-05-31 | 派瑞泰克有限公司 | For the equipment of molten aluminum refining alloy |
| CN105200244A (en) * | 2015-11-06 | 2015-12-30 | 河南神火煤电股份有限公司永城铝厂 | Special spray nozzle for aluminum melt refining spray pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090610 Termination date: 20120908 |