CN108772541A - Aluminum alloy casting apparatus - Google Patents
Aluminum alloy casting apparatus Download PDFInfo
- Publication number
- CN108772541A CN108772541A CN201810973250.1A CN201810973250A CN108772541A CN 108772541 A CN108772541 A CN 108772541A CN 201810973250 A CN201810973250 A CN 201810973250A CN 108772541 A CN108772541 A CN 108772541A
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- Prior art keywords
- inner casing
- shell
- aluminum alloy
- contact component
- casting apparatus
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 58
- 238000005266 casting Methods 0.000 title claims abstract description 54
- 229910052782 aluminium Inorganic materials 0.000 claims description 86
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 83
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 19
- 229910002804 graphite Inorganic materials 0.000 claims description 19
- 239000010439 graphite Substances 0.000 claims description 19
- 238000001816 cooling Methods 0.000 claims description 15
- 238000002425 crystallisation Methods 0.000 claims description 15
- 230000008025 crystallization Effects 0.000 claims description 15
- 239000000498 cooling water Substances 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 238000009826 distribution Methods 0.000 claims description 10
- 239000007770 graphite material Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 238000012545 processing Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 34
- 238000000034 method Methods 0.000 description 24
- 239000007788 liquid Substances 0.000 description 17
- 238000012546 transfer Methods 0.000 description 9
- 238000009749 continuous casting Methods 0.000 description 7
- 230000005672 electromagnetic field Effects 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 239000004411 aluminium Substances 0.000 description 5
- 239000013078 crystal Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 2
- 235000012241 calcium silicate Nutrition 0.000 description 2
- 229910010293 ceramic material Inorganic materials 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 241000238367 Mya arenaria Species 0.000 description 1
- -1 before ingot casting Chemical compound 0.000 description 1
- 229910052918 calcium silicate Inorganic materials 0.000 description 1
- 239000000378 calcium silicate Substances 0.000 description 1
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/10—Supplying or treating molten metal
- B22D11/11—Treating the molten metal
- B22D11/112—Treating the molten metal by accelerated cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/001—Continuous casting of metals, i.e. casting in indefinite lengths of specific alloys
- B22D11/003—Aluminium alloys
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/10—Supplying or treating molten metal
- B22D11/103—Distributing the molten metal, e.g. using runners, floats, distributors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Continuous Casting (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a kind of aluminum alloy casting apparatus, are related to aluminium alloy technical field of processing equipment, main purpose, which is to provide one kind, making the aluminum alloy casting apparatus of the uniform temperature fields in ingot casting during ingot casting.The present invention main technical schemes be：A kind of aluminum alloy casting apparatus, including：Dispenser is arranged in one end of shell, shell, and dummy device is arranged in the other end；Balanced portion, balanced portion includes inner casing, tracheae component and contact component, inner casing is arranged inside housings, one end of inner casing is connected to dispenser, the other end is connected to contact component, tracheae component includes air inlet pipe, circulating gas pipe and escape pipe, one end of air inlet pipe is connected to inlet duct, the other end is connected to circulating gas pipe, and for entering gas, one end of escape pipe is connected to circulating gas pipe, the other end passes through inner casing, circulating gas pipe is arranged in the inside of inner casing, and contacts with each other with contact component, for reducing the temperature of contact component.Present invention is mainly used for aluminium alloy castings.
Description
Technical field
The present invention relates to aluminium alloy technical field of processing equipment more particularly to a kind of aluminum alloy casting apparatus.
Background technology
The mode of generally use semi-continuous casting is cast in aluminium alloy foundry engieering, with social progress and technology
Horizontal development, each processing enterprise and research institution have been devoted to improve ingot surface quality, reduce internal flaw, improve production
Product size and reach high yield rate.In aluminium alloy foundry engieering, crystallizer is the component of most critical and semicontinuous casting
Make, in the process such as continuously casting, hot direct casting are made ingot casting shaping nuclear structure, its function is continuously to inject
High temperature aluminium alloys melt in cavity is tentatively cooling by the metallic crystal band in crystallizer, and passes through the water below crystallizer
Eye water spray secondary cooling, alloy pig scull is mainly by common completion cooling twice, by ingot casting after the shell for forming some strength
Machine travel is downward, and aluminium alloy melt is constantly solidified as to the ingot casting of specific shape.Under normal conditions, aluminium alloy casting process is all logical
The recirculated water for crossing crystallizer outer wall is cooled down, the heat loss of cooling procedure from ingot casting center portion to outside by heat transfer into
Row, therefore alloy pig center portion and surface and non-concurrent cooling in casting process, center portion temperature is high, and cooling is easy to be formed coarse slowly
Crystal grain simultaneously generates component segregation.Due to casting speed and feeding problem, ingot casting center portion is also often the place of stress concentration, is closed
The temperature difference of the more big then ingot surface of the diameter of ingot and center portion is bigger, center portion crystal grain grow up it is more apparent with the trend of stress concentration,
Specification is bigger, and internal stress is often surprisingly big, directly splits in casting process, yield rate and product quality cannot ensure.
In the prior art, there is a kind of method by low frequency electromagnetic assisted casting, and using externally-applied magnetic field to advising greatly
Aluminum melt in lattice semi-continuous casting production process plays stirring action, can play homogeneous temperature field, at the uniform velocity distribution and it is not dirty
Contaminate the effect of aluminium alloy melt, still, this method due to alternating magnetic field Kelvin effect, to the active force of aluminium alloy melt by outer
Inwardly gradually weaken, surface is most strong, and center portion is most weak, and stirring capacity is limited, causes during the ingot casting of big specification, ingot casting it is interior
The crystallization condition in portion hardly results in improvement；Also a kind of super large-scale aluminium alloy ingot casting preparation facilities and method in the prior art,
Melt treatment device is inserted into during hot top formula semi-continuous casting and is inserted into inside melt along heat top or crystallizer center, it is right
Alloy melt applies electromagnetic field from inside and forces to cool down, and accelerates heat transfer and the mass transfer of super large-scale inside ingot melt, still,
Melt treatment device melt regions below are not by electromagnetic field effect, also, forced cooler setting is in the close knot in molten bath
Crystal zone forward position position, be easy to cause that temperature is relatively low, and preferentially forming core crystallizes to form mass defect on cooler, exists simultaneously and freezes
Danger.
Invention content
In view of this, the embodiment of the present invention provides a kind of aluminum alloy casting apparatus, main purpose is to provide one kind can be
During ingot casting, make the aluminum alloy casting apparatus of the uniform temperature fields in ingot casting.
In order to achieve the above objectives, present invention generally provides following technical solutions：
An embodiment of the present invention provides a kind of aluminum alloy casting apparatus, which includes：
Dispenser is arranged in one end of shell, the shell, and for molten aluminum to be passed through in shell, the other end is arranged dummy ingot and fills
It sets, for blocking shell；
Balanced portion, the equilibrium portion include inner casing, tracheae component and contact component, and the inner casing is arranged in the shell
Portion, one end of the inner casing are connected to the dispenser, and the other end is connected to the contact component, the tracheae component include into
One end of tracheae, circulating gas pipe and escape pipe, the air inlet pipe is connected to inlet duct, and the other end is connected to the circulating air
Pipe, for entering gas, one end of the escape pipe is connected to the circulating gas pipe, and the other end passes through the inner casing, for arranging
Go out gas, the circulating gas pipe is arranged in the inside of the inner casing, and contacts with each other with the contact component, for reducing institute
State the temperature of contact component.
Further, one end of the contact component is sealedly attached to the inner casing, and the other end is towards the side of dummy device
To extension.
Further, the shape of the contact component is hemispherical.
Further, the inner casing includes the first inner casing and the second inner casing, and one end of first inner casing is connected to described
Dispenser, the other end are connected to one end of second inner casing, and the other end of second inner casing is connected to the contact component,
Wherein, the material of second inner casing is graphite material.
Further, cavity is formed between the shell and the inner casing, for pouring into molten aluminum.
Further, the dispenser includes distributor and multiple distribution pipes, and the distributor is connected to the shell, more
One end of a distribution pipe is connected to the distributor, and the other end passes through the shell and extends into the cavity.
Further, the other end in the shell is arranged in graphite annulus, the graphite annulus, and is connected to the shell
Inner wall, the temperature for conducting molten aluminum.
Further, ring is crystallized, the crystallization ring is arranged in the lower part of the graphite annulus, for the temperature for conducting molten aluminum
Degree.
Further, cooling water hole, the cooling water hole include multiple inlet openings and multiple osculums, multiple water inlets
Hole is arranged in the lower part of the crystallization ring, and passes through the shell, and for cooling down aluminium alloy, multiple osculum settings exist
The lower part of the multiple inlet opening, the cooling water for being discharged in shell.
Compared with prior art, the present invention has the following technical effect that：
In technical solution provided in an embodiment of the present invention, the effect of shell is to limit the flow direction of molten aluminum, the one of shell
End setting dispenser, molten aluminum can be passed through in shell by dispenser, and the other end is arranged dummy device, the effect of dummy device be by
The other end of shell is blocked, and prevents molten aluminum from leaking out, and the effect in balanced portion is to cool down molten aluminum, and balanced portion includes interior
Shell, tracheae component and contact component, inner casing are arranged inside housings, and one end of inner casing is connected to dispenser, and the other end is connected to
Contact component, tracheae component include air inlet pipe, circulating gas pipe and escape pipe, and one end of air inlet pipe is connected to inlet duct, another
End is connected to circulating gas pipe, and for entering gas, one end of escape pipe is connected to circulating gas pipe, and the other end passes through inner casing, is used for
Gas is discharged, circulating gas pipe is arranged in the inside of inner casing, and contacts with each other with contact component, for reducing the temperature of contact component
Degree, first passes through dispenser and molten aluminum is passed through in shell, molten aluminum contacts with each other with dummy device, and molten aluminum connects with dummy device and shell
Tactile position temperature reduces, and molten aluminum gradually hardens into ingot casting, at this point, the molten aluminum in molten aluminum center is still liquid, shape
At liquid cave, with when dummy device, which is directed away from the direction of shell, to be moved, the surface temperature and central temperature of molten aluminum form larger
Temperature difference, contact component and liquid cave are contacted with each other, the temperature in liquid cave is made to be transferred on contact component, and by air or
Compressed gas is passed through in tracheae component, and air or compressed air is made to be flowed in tracheae component, by the heat band of contact component
Outlet duct member, compared with the existing technology, by the method for low frequency electromagnetic assisted casting, and using externally-applied magnetic field to big specification
Aluminum melt in semi-continuous casting production process plays stirring action, can play homogeneous temperature field, at the uniform velocity be distributed and do not pollute
The effect of aluminium alloy melt, still, this method due to alternating magnetic field Kelvin effect, to the active force of aluminium alloy melt by extroversion
Interior gradual decrease, surface is most strong, and center portion is most weak, and stirring capacity is limited, causes during the ingot casting of big specification, the inside of ingot casting
Crystallization condition hardly result in improvement；Also a kind of super large-scale aluminium alloy ingot casting preparation facilities and method in the prior art,
Melt treatment device is inserted into during hot top formula semi-continuous casting and is inserted into inside melt along heat top or crystallizer center, pairing
Golden melt applies electromagnetic field from inside and forces to cool down, and accelerates heat transfer and the mass transfer of super large-scale inside ingot melt, still, melt
Body processor melt regions below are not by electromagnetic field effect, also, forced cooler setting is in the close crystallization in molten bath
Band forward position position, be easy to cause that temperature is relatively low, and preferentially forming core crystallizes to form mass defect on cooler, exists simultaneously and freezes
Danger in the embodiment of the present invention, is contacted with each other by the center of contact component and molten aluminum, makes heat transfer in molten aluminum extremely
On contact component, then either compressed gas makes air or compressed gas that will connect by being continuously passed through air into tracheae component
The temperature of contact portion part is taken out of, to reach the technique effect in the temperature field in uniform molten aluminum, and then has been reached and has been improved aluminium alloy
The technique effect of quality.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of aluminum alloy casting apparatus provided in an embodiment of the present invention；
Fig. 2 is a kind of structural schematic diagram of tracheae component provided in an embodiment of the present invention；
Fig. 3 is a kind of aluminum alloy casting apparatus using state structure diagram provided in an embodiment of the present invention.
Specific implementation mode
The present invention is described in further detail with reference to the accompanying drawings and examples.
As shown in Figure 1, Figure 2 and Figure 3, an embodiment of the present invention provides a kind of aluminum alloy casting apparatus, which includes：
Dispenser 3 is arranged in one end of shell 1, shell 1, and for molten aluminum to be passed through in shell 1, dummy device is arranged in the other end
9, for blocking shell 1；
Balanced portion, balanced portion include inner casing 21, tracheae component 22 and contact component 23, and inner casing 21 is arranged inside shell 1,
One end of inner casing 21 is connected to dispenser 3, and the other end is connected to contact component 23, and tracheae component 22 includes air inlet pipe 221, cycle
One end of tracheae 222 and escape pipe 223, air inlet pipe 221 is connected to inlet duct, and the other end is connected to circulating gas pipe 222, is used for
Into gas, one end of escape pipe 223 is connected to circulating gas pipe 222, and the other end passes through inner casing 21, for gas to be discharged, recycles
Tracheae 222 is arranged in the inside of inner casing 21, and contacts with each other with contact component 23, for reducing the temperature of contact component 23.
In technical solution provided in an embodiment of the present invention, the effect of shell 1 is to limit the flow direction of molten aluminum, shell 1
Dispenser 3 is arranged in one end, and molten aluminum can be passed through in shell 1 by dispenser 3, and dummy device 9 is arranged in the other end, dummy device 9
Effect is to block the other end of shell 1, prevents molten aluminum from leaking out, and the effect in balanced portion is to cool down molten aluminum, balanced
Portion includes inner casing 21, tracheae component 22 and contact component 23, and inner casing 21 is arranged inside shell 1, and one end of inner casing 21 is connected to
Dispenser 3, the other end are connected to contact component 23, and tracheae component 22 includes air inlet pipe 221, circulating gas pipe 222 and escape pipe
223, one end of air inlet pipe 221 is connected to inlet duct, and the other end is connected to circulating gas pipe 222, for entering gas, escape pipe
223 one end is connected to circulating gas pipe 222, and the other end passes through inner casing 21, for gas to be discharged, including circulating gas pipe 222 is arranged
The inside of shell 21, and contact with each other with contact component 23, for reducing the temperature of contact component 23, first passing through dispenser 3 will
Molten aluminum is passed through in shell 1, and molten aluminum contacts with each other with dummy device 9, the position temperature that molten aluminum is contacted with dummy device 9 and shell 1
It reducing, molten aluminum gradually hardens into ingot casting, at this point, the molten aluminum in molten aluminum center is still liquid, forms liquid cave 8, with
When dummy device 9 is directed away from the direction movement of shell 1, the surface temperature and central temperature of molten aluminum form larger temperature difference,
Contact component 23 and liquid cave 8 are contacted with each other, the temperature in liquid cave 8 is made to be transferred on contact component 23, and by air or pressure
Contracting gas is passed through in tracheae component 22, and air or compressed air is made to be flowed in tracheae component 22, by the heat of contact component 23
Amount band 223 component 22 of escape pipe by the method for low frequency electromagnetic assisted casting, and utilizes additional magnetic compared with the existing technology
Stirring action is played in field to the aluminum melt in big specification semi-continuous casting production process, can play homogeneous temperature field, at the uniform velocity divide
Cloth and the effect for not polluting aluminium alloy melt, still, this method due to alternating magnetic field Kelvin effect, to the work of aluminium alloy melt
Firmly ecto-entad gradually weakens, and surface is most strong, and center portion is most weak, and stirring capacity is limited, causes during the ingot casting of big specification,
The crystallization condition of the inside of ingot casting hardly results in improvement；There is a kind of super large-scale aluminium alloy ingot casting preparation facilities in the prior art
And method, melt treatment device is inserted into during hot top formula semi-continuous casting and is inserted into melt along heat top or crystallizer center
Inside applies electromagnetic field from inside to alloy melt and forces to cool down, accelerates heat transfer and the biography of super large-scale inside ingot melt
Matter, still, melt treatment device melt regions below are not by electromagnetic field effect, also, forced cooler setting is molten
Pond be easy to cause that temperature is relatively low, and preferentially forming core crystallizes to form mass defect on cooler, simultaneously close to zone of a crystal forward position position
In the presence of the danger freezed, in the embodiment of the present invention, is contacted with each other, made in molten aluminum by contact component 23 and the center of molten aluminum
Heat transfer to contact component 23 on, then by being continuously passed through air or compressed gas into tracheae component 22, make air
Or compressed gas takes the temperature of contact component 23 out of, to reach the technique effect in the temperature field in uniform molten aluminum, in turn
The technique effect for the quality for improving aluminium alloy is reached.
The effect of above-mentioned shell 1 is to limit the flow direction of molten aluminum, and dispenser 3 is arranged in one end of shell 1, is used for molten aluminum
It is passed through in shell 1, other end setting dummy device 9 during ingot casting, needs dummy device first for blocking shell 1
9 with shell 1 to connecting, and the position contacted with dummy device 9 to shell 1 is sealed, and is then passed through again into dispenser 3
Molten aluminum makes molten aluminum flow in shell 1, it should be noted that dummy device 9 would generally stretch into shell 1, then ingot casting again
In the process, it is increasingly towards the other end movement of shell 1, the effect in balanced portion is cooled down to the center of molten aluminum, balanced
Portion includes inner casing 21, tracheae component 22 and contact component 23, and inner casing 21 is arranged inside shell 1, and one end of inner casing 21 is connected to
Dispenser 3, the other end are connected to contact component 23, and tracheae component 22 includes air inlet pipe 221, circulating gas pipe 222 and escape pipe
223, one end of air inlet pipe 221 is connected to inlet duct, and the other end is connected to circulating gas pipe 222, for entering gas, escape pipe
223 one end is connected to circulating gas pipe 222, and the other end passes through inner casing 21, for gas to be discharged, including circulating gas pipe 222 is arranged
The inside of shell 21, and contact with each other with contact component 23, for reducing the temperature of contact component 23, on the inner wall of shell 1
Graphite annulus, crystallization ring and cooling water hole can be set, effect is to improve the cooling velocity of molten aluminum, before ingot casting, graphite annulus with draw
Ingot device 9 contacts with each other, crystallization ring be arranged in the lower part of graphite annulus, since dummy device 9 stretches into shell 1, graphite annulus with draw
Ingot device 9 contacts with each other, and after molten aluminum enters shell 1, first contacts with each other with graphite annulus, and graphite annulus to molten aluminum tentatively cool down,
Make the preliminary scull of molten aluminum, then, dummy device 9 moves down, and so that the molten aluminum of preliminary scull is contacted with each other with crystallization ring, further
So that molten aluminum is cooled down, form scull, at this point, the molten aluminum of scull is aluminum alloy body, then, dummy device 9 continues to move down, and water is logical
The multiple cooling water holes for crossing 1 surface of shell contact with each other with aluminum alloy body, further decrease the temperature of aluminum alloy body, still, aluminium
The center of liquid is slower due to radiating, and is still the form of molten aluminum, during dummy device 9 declines, in balanced portion
Contact component 23 contacts with each other with the center of molten aluminum always, then air or compressed gas are passed through in tracheae component 22,
So that air or compressed air is flowed in tracheae component 22, heat band 223 component 22 of escape pipe of contact component 23 makes whole
The surface of a aluminum alloy body and the temperature field of center are in uniform state, can not only reduce aluminum alloy body inside and table
The temperature difference in face, additionally it is possible to inhibit the problem of aluminum alloy body cracks caused by stress, be closed to reach raising aluminium
The technique effect of the quality of golden body.
Further, as shown in figures 1 and 3, one end of contact component 23 is sealedly attached to inner casing 21, and other end direction is drawn
The direction of ingot device 9 extends.In the present embodiment, contact component 23 is further defined, one end of contact component 23 is tightly connected
In inner casing 21, since contact component 23 needs to contact with each other with molten aluminum, molten aluminum passes through inner casing 21 in order to prevent, by contact component 23
It is set as being tightly connected between inner casing 21, the technique effect to reach sealing equilibrium portion optionally can be in contact component
Sealing ring is set between 23 and inner casing 21, can also be cast by integrally formed mode, make contact component 23 and inner casing
21 are structure as a whole, and improve the leakproofness in equilibrium portion, and the other end extends towards the direction of dummy device 9, that is to say, that contact site
Arc surface may be used close to one end of dummy device 9 in part 23, can also use protrusion member, make contact component 23 and molten aluminum
Contact area increases, and further increases the heat exchange performance of contact component 23 and molten aluminum.
Further, as shown in figures 1 and 3, the shape of contact component 23 is hemispherical.In the present embodiment, further first
The shape for having set contact component 23, since the center of molten aluminum is there are liquid cave 8, the surface in liquid cave 8 be semi-spherical shape or
Contact component 23 is shaped to semi-spherical shape by circular shape, keeps contact component 23 completely mutual with the surface in liquid cave 8
Fitting, to further increase the contact area of contact component 23 and molten aluminum, puies forward highly thermally conductive efficiency, optionally, contact site
High temperature resistant calcium silicates or other high temperature ceramic materials may be used in part 23, improves the service life of contact component 23, meanwhile, it is resistance to
High temperature calcium silicate or other high temperature ceramic materials are relatively stable, will not generate and react with molten aluminum, are closed to reach raising aluminium
The technique effect of the quality of golden body.
Further, as shown in Figure 1, inner casing 21 includes the first inner casing 211 and the second inner casing 212, the one of the first inner casing 211
End is connected to dispenser 3, and the other end is connected to one end of the second inner casing 212, and the other end of the second inner casing 212 is connected to contact site
Part 23, wherein the material of the second inner casing 212 is graphite material.In the present embodiment, inner casing 21, the first inner casing are further defined
211 one end is connected to dispenser 3, and the other end is connected to one end of the second inner casing 212, the other end connection of the second inner casing 212
In contact component 23, inner casing 21 includes the first inner casing 211 and the second inner casing 212, wherein the material of the second inner casing 212 is graphite
Material, since the second inner casing 212 is connected with each other with contact component 23, graphite material has good heat conductivility, can be by aluminium
The heat transfer of liquid center improves the speed of heat exchange, makes in the circulating gas pipe 222 inside the second inner casing 212
The temperature of molten aluminum center reduces, also, with the second inner casing 212 and contact component 23 by the heat exchange in liquid cave 8 extremely
In gas in tracheae component 22, liquid cave 8 is made gradually to be cooled to aluminum alloy body, to reach the technology for the depth for reducing liquid cave 8
Thermal insulation material may be used in effect, optionally, the first inner casing 211, prevents the heat of the circulating gas pipe 222 in inner casing 21 saturating
It crosses inner casing 21 to be transferred in molten aluminum, to reach the technique effect in the temperature field in balanced molten aluminum.
Further, as shown in figure 3, cavity 7 is formed between shell 1 and inner casing 21, for pouring into molten aluminum.The present embodiment
In, since inner casing 21 is arranged in the inside of shell 1, tool is there are one cavity 7 between shell 1 and inner casing 21, in cavity 7
Molten aluminum is placed, also, the process of molten aluminum cooling is also to be completed in cavity 7, the specification of aluminum alloy body is according to cavity 7 in shell 1
Size determine, therefore, the shape of shell 1 can be cylinder, can also be cuboid or square, in shell 1
Volume increase, the volume of the aluminum alloy body of ingot casting also accordingly increases, also, the increase of the volume with aluminum alloy body,
The diameter in the liquid cave 8 of the center of molten aluminum can also increase, and therefore, the volume of contact component 23 also will be with the diameter in liquid cave 8
Increase and increase.
Further, dispenser 3 as shown in figures 1 and 3 includes distributor 31 and multiple distribution pipes 32, and distributor 31 connects
It is connected to distributor 31 in one end of shell 1, multiple distribution pipes 32, the other end passes through shell 1 and extends into cavity 7.This reality
It applies in example, further defines dispenser 3, the effect of distributor 31 is the position distributed molten aluminum and enter cavity 7, multiple distribution pipes
32 can make molten aluminum enter the bottom of cavity 7 from different positions, and when shell 1 is cylinder, distribution pipe 32 can be arranged 3
Or 6, and be uniformly arranged on distributor 31, make in the injection shell 1 of molten aluminum evenly, when shell 1 is square
When, distribution pipe 32 can be arranged 4 or 8, it is therefore an objective to and make molten aluminum uniformly out of, different position injection shell 1, to
Reach the technique effect for making the uniform temperature fields in molten aluminum be distributed.
Further, as shown in figures 1 and 3, graphite annulus 4 and crystallization ring 5 are increased, graphite annulus 4 is arranged in the another of shell 1
One end, and it is connected to the inner wall of shell 1, the temperature for conducting molten aluminum.In the present embodiment, graphite annulus 4, graphite annulus are increased
The heat of molten aluminum in shell 1 into line replacement, leading for ring 5 is crystallized since the heat conductivility of graphite annulus 4 is less than by 4 effect
Hot property, graphite annulus 4 first contact with each other with molten aluminum, so that the temperature of molten aluminum is reduced, and preliminary scull, form soft shell, then, dummy ingot
Device 9 moves down, and so that the molten aluminum of preliminary scull is contacted with each other with crystallization ring 5, further makes molten aluminum cooling and form hard shell, this
When, the molten aluminum surface of scull is aluminum alloy body, to reach the technique effect of cooling molten aluminum.
Further, as shown in figures 1 and 3, cooling water hole 6 is increased, cooling water hole 6 includes multiple inlet openings 61 and more
A osculum 62, multiple inlet openings 61 are arranged in the lower part of crystallization ring 5, and pass through shell 1, multiple for cooling down aluminium alloy
The lower part in multiple inlet openings 61 is arranged in osculum 62, for the cooling water in shell 1 to be discharged.In the present embodiment, increase cold
But water hole 6, the effect of cooling water hole 6 is to carry out further cooling processing to forming the aluminum alloy body of hard shell, since molten aluminum is straight
It connects and contacts and can explode with water, after molten aluminum is cooled down by graphite annulus 4 and crystallization ring 5 and forms aluminum alloy body, aluminium closes
Golden body can be contacted directly with water, therefore, multiple inlet openings 61 are arranged in the lower part of crystallization ring 5, can make water directly and aluminium
Alloy body contacts with each other, meanwhile, the lower part in multiple inlet openings 61 is arranged in multiple osculums 62, and the water in shell 1 is arranged
Go out shell 1, to reach the technique effect for the cooling rate for improving aluminum alloy body.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (9)
1. a kind of aluminum alloy casting apparatus, which is characterized in that including：
Dispenser is arranged in one end of shell, the shell, and for molten aluminum to be passed through in shell, dummy device is arranged in the other end, uses
In closure shell；
Balanced portion, the equilibrium portion include inner casing, tracheae component and contact component, and the inner casing is arranged in the enclosure interior,
One end of the inner casing is connected to the dispenser, and the other end is connected to the contact component, and the tracheae component includes air inlet
Pipe, circulating gas pipe and escape pipe, one end of the air inlet pipe are connected to inlet duct, and the other end is connected to the circulating gas pipe,
For entering gas, one end of the escape pipe is connected to the circulating gas pipe, and the other end passes through the inner casing, for gas to be discharged
Body, the circulating gas pipe are arranged in the inside of the inner casing, and contact with each other with the contact component, are connect for reducing described
The temperature of contact portion part.
2. aluminum alloy casting apparatus according to claim 1, which is characterized in that
One end of the contact component is sealedly attached to the inner casing, and the other end extends towards the direction of dummy device.
3. aluminum alloy casting apparatus according to claim 2, which is characterized in that
The shape of the contact component is hemispherical.
4. aluminum alloy casting apparatus according to claim 1, which is characterized in that
The inner casing includes the first inner casing and the second inner casing, and one end of first inner casing is connected to the dispenser, the other end
It is connected to one end of second inner casing, the other end of second inner casing is connected to the contact component, wherein described second
The material of inner casing is graphite material.
5. aluminum alloy casting apparatus according to claim 1, which is characterized in that
Cavity is formed between the shell and the inner casing, for pouring into molten aluminum.
6. aluminum alloy casting apparatus according to claim 5, which is characterized in that
The dispenser includes distributor and multiple distribution pipes, and the distributor is connected to the shell, multiple distribution pipes
One end be connected to the distributor, the other end passes through the shell and extends into the cavity.
7. aluminum alloy casting apparatus according to any one of claims 1 to 6, which is characterized in that further include：
The other end in the shell is arranged in graphite annulus, the graphite annulus, and is connected to the inner wall of the shell, for conducting
The temperature of molten aluminum.
8. aluminum alloy casting apparatus according to claim 7, which is characterized in that further include：
Ring is crystallized, the crystallization ring is arranged in the lower part of the graphite annulus, for the temperature for conducting molten aluminum.
9. aluminum alloy casting apparatus according to claim 8, which is characterized in that further include：
Cooling water hole, the cooling water hole include multiple inlet openings and multiple osculums, and multiple inlet openings are arranged described
The lower part of ring is crystallized, and passes through the shell, for cooling down aluminium alloy, multiple osculums are arranged in the multiple water inlet
The lower part in hole, the cooling water for being discharged in shell.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810973250.1A CN108772541A (en) | 2018-08-24 | 2018-08-24 | Aluminum alloy casting apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810973250.1A CN108772541A (en) | 2018-08-24 | 2018-08-24 | Aluminum alloy casting apparatus |
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| CN108772541A true CN108772541A (en) | 2018-11-09 |
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| CN201810973250.1A Pending CN108772541A (en) | 2018-08-24 | 2018-08-24 | Aluminum alloy casting apparatus |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4005743A (en) * | 1974-11-01 | 1977-02-01 | Kawasaki Steel Corporation | Apparatus for the continuous casting of metals especially steel, and method of continuously casting metals |
| CN1288786A (en) * | 2000-09-07 | 2001-03-28 | 罗苏 | Horizontal casting equipment for aluminium alloy flat ingot |
| KR20090048873A (en) * | 2007-11-12 | 2009-05-15 | 이금우 | Mold for billet series casting and the process of manufacture |
| CN103894566A (en) * | 2014-04-22 | 2014-07-02 | 江苏亚太轻合金科技股份有限公司 | Crystallizer for aluminum and aluminum alloy hot top casting |
| CN203972803U (en) * | 2014-07-10 | 2014-12-03 | 广西南南铝加工有限公司 | A kind of duralumin, hard alumin ium alloy casting wiper |
| CN106424612A (en) * | 2016-11-22 | 2017-02-22 | 北京京诚之星科技开发有限公司 | Pipe crystallizer and continuous-casting and continuous-rolling pipe production line |
| CN106623832A (en) * | 2016-11-29 | 2017-05-10 | 北京有色金属研究总院 | Preparation device and method of aluminum alloy ingot with ultra-large dimension |
| CN106925732A (en) * | 2015-12-30 | 2017-07-07 | 北京有色金属研究总院 | A kind of uniform cooler and method for preparing large-size aluminum alloy ingot |
| CN107470573A (en) * | 2017-08-08 | 2017-12-15 | 江苏亚太航空科技有限公司 | Oil-air lubrication crystallizer |
| CN108213370A (en) * | 2018-01-02 | 2018-06-29 | 丛林集团有限公司 | A kind of aluminium alloy round cast ingot oil-air lubrication film casting method |
| CN208853673U (en) * | 2018-08-24 | 2019-05-14 | 新疆众和股份有限公司 | Aluminum alloy casting apparatus |
-
2018
- 2018-08-24 CN CN201810973250.1A patent/CN108772541A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4005743A (en) * | 1974-11-01 | 1977-02-01 | Kawasaki Steel Corporation | Apparatus for the continuous casting of metals especially steel, and method of continuously casting metals |
| CN1288786A (en) * | 2000-09-07 | 2001-03-28 | 罗苏 | Horizontal casting equipment for aluminium alloy flat ingot |
| KR20090048873A (en) * | 2007-11-12 | 2009-05-15 | 이금우 | Mold for billet series casting and the process of manufacture |
| CN103894566A (en) * | 2014-04-22 | 2014-07-02 | 江苏亚太轻合金科技股份有限公司 | Crystallizer for aluminum and aluminum alloy hot top casting |
| CN203972803U (en) * | 2014-07-10 | 2014-12-03 | 广西南南铝加工有限公司 | A kind of duralumin, hard alumin ium alloy casting wiper |
| CN106925732A (en) * | 2015-12-30 | 2017-07-07 | 北京有色金属研究总院 | A kind of uniform cooler and method for preparing large-size aluminum alloy ingot |
| CN106424612A (en) * | 2016-11-22 | 2017-02-22 | 北京京诚之星科技开发有限公司 | Pipe crystallizer and continuous-casting and continuous-rolling pipe production line |
| CN106623832A (en) * | 2016-11-29 | 2017-05-10 | 北京有色金属研究总院 | Preparation device and method of aluminum alloy ingot with ultra-large dimension |
| CN107470573A (en) * | 2017-08-08 | 2017-12-15 | 江苏亚太航空科技有限公司 | Oil-air lubrication crystallizer |
| CN108213370A (en) * | 2018-01-02 | 2018-06-29 | 丛林集团有限公司 | A kind of aluminium alloy round cast ingot oil-air lubrication film casting method |
| CN208853673U (en) * | 2018-08-24 | 2019-05-14 | 新疆众和股份有限公司 | Aluminum alloy casting apparatus |
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