CN207071669U - A kind of crucible furnace formula compression solidification aluminium alloy smallclothes forming machine - Google Patents
A kind of crucible furnace formula compression solidification aluminium alloy smallclothes forming machine Download PDFInfo
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- CN207071669U CN207071669U CN201720918633.XU CN201720918633U CN207071669U CN 207071669 U CN207071669 U CN 207071669U CN 201720918633 U CN201720918633 U CN 201720918633U CN 207071669 U CN207071669 U CN 207071669U
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- heater
- crucible furnace
- aluminium alloy
- furnace
- compression chamber
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Abstract
The utility model provides a kind of crucible furnace formula compression solidification aluminium alloy smallclothes forming machine, including workbench, holding furnace, muff, feeding device and casting mold, the holding furnace includes upper lid, body of heater, crucible furnace, heater, cooling system and temperature control system, and the feeding device includes admission line, compression chamber, stalk, check valve.It is characterized in filling under low pressure and is solidified under high pressure; casting compactness is good; it can be heat-treated; the die cavity feeding that added high pressure immediately after being full of makes that casting is finer and close, inherent quality is good; Technological adaptability is strong; body of heater does not have to sealing; equipment cost is low, and aluminium water use efficiency is high, and getter can be placed in body of heater; logical micro argon gas; both liquid metal liquid had been purified, whole body of heater is worked under the protection of argon gas, has greatly reduced the oxide slag inclusion of molten metal; the internal quality of casting is improved, also extends crucible furnace, stalk, the service life of compression chamber.
Description
Technical field
Light-alloy casting technical field is the utility model is related to, particularly a kind of crucible furnace formula compression solidification aluminium alloy smallclothes
Forming machine.
Background technology
Aluminium conjunction proof gold liquid cast has achieved more in the fields such as high-pressure casting, extrusion casint, liquid forging
Using, that is, be made that the good product of inherent quality also reached production efficiency height.Casting is found in the production practices of pure liquid
Occur the scarce side of underpriming often occur when being filled with the higher pure liquid aluminium alloy of pouring temperature during the casting of aluminium alloy
The phenomenon of few meat, pure liquid metal, because cooling acutely quickly forms netted dendrite, block pure liquid when filling casting
The flowing of metal, and it is difficult to roll or translate in the two phase flow that liquid coexists admittedly that cellular dendrite, which is, therefore the pure liquid aluminium alloy of high temperature
Fill casting and easily formed and lack the few meat in side, the problems such as underpriming.It is necessary that exploitation crucible furnace formula compression solidification aluminium alloy is small for this
Part forming machine, this popularization and popularization to liquid forming technology is significant.
In view of this, the present inventor specially devises a kind of crucible furnace formula compression solidification aluminium alloy smallclothes forming machine, this case
Thus produce.
The content of the invention
In order to solve the above problems, the technical solution of the utility model is as follows：
A kind of crucible furnace formula compression solidification aluminium alloy smallclothes forming machine, for shaped aluminum alloy smallclothes casting, including work
Platform, holding furnace, muff, feeding device and casting mold, the workbench are arranged above holding furnace, the casting mold fixed setting
Above workbench, the casting mold is provided with inlet, and the feeding device is arranged in holding furnace, and is connected with muff,
The muff is connected through workbench with the inlet on the casting mold, and the muff is provided with thermal source；
The holding furnace includes upper lid, body of heater, crucible furnace, heater, cooling system and temperature control system, it is described on
Lid mutually merges with body of heater to be internally formed hollow, and the crucible furnace is movably set in furnace interior, and the heater is arranged at stove
Internal wall, and crucible furnace both sides are arranged in, the heater includes two or more heating element heater, and each heating element heater is vertically
Once arrange up and down, each heating element heater match somebody with somebody a thermocouple, and the temperature control system is arranged at body of heater outside, and with heating
Element is connected, and the upper lid is sheathed on feeding device, and the cooling system is arranged at below crucible furnace, and is fixed on body of heater
It is interior, it is additionally provided with getter in the body of heater；
The feeding device includes admission line, compression chamber, stalk, check valve, and the compression chamber passes through upper lid, and solid
It is fixed to set, it is suspended in crucible furnace, compression chamber's top end face sets circular hole, and the stalk is arranged on pressurization chamber axis,
And top edge is tightly connected with bore edges, upper shed is connected with muff, and under shed, which down extends, approaches compression chamber bottom, institute
State compression chamber and form confined space with aluminium alloy liquid level, the check valve is arranged at compression chamber bottom, and the admission line is with adding
Pressure chamber connects；
Further, the workbench can fix on the ground, and holding furnace moves and lifted in orbit holding furnace
Sealed；Can also be that holding furnace is fixed, and workbench can be sling in furnace roof or remove.
Further, in addition to flange, air inlet pipe and magnetic valve, the magnetic valve are arranged in air inlet pipe.
Further, the feeding device is connected by flange with muff, and admission line is arranged on flange, described
Air inlet pipe one end is connected with admission line, and is fixedly installed on flange.
Further, the casting mold includes sand mold, gypsum mould, hot investment casting type, ceramic mould or complicated metal
Type.
Further, the insulation furnace bottom sets steel wheel, and handrail is set in side, and the steel wheel has four, respectively
It is arranged at the corner of body of heater lower surface four.
Further, the check valve includes spherical valve core and valve seat, wherein, a diameter of 2-20 centimetres of spherical valve core,
Valve seat thickness is 1-10 centimetres.
Further, 10-40 centimetres of compression chamber's external diameter, 50-150 centimetres of length, 0.5-4 centimetres of wall thickness.
Further, the stalk, compression chamber, spherical valve core and valve seat are exotic material, its exotic material
Graphite, ceramics, C-C composite, molybdenum, tungsten and its alloy or high temperature resistant composite can be used.
Smallclothes forming machine of the present utility model is tightly connected by compression chamber and stalk top edge so that compression chamber and aluminium
Form confined space between alloy liquid level, during shaping, confined space is pressurizeed, Fast Filling, and type is filled when solidifying pressurization, make casting
Stomata in part greatly reduces, and stowage capacity is good, can obtain the casting of bigger part；The good mechanical property of casting, production efficiency
It is greatly improved；Technique it is adaptable；After shaping, because the aluminum alloy melt in compression chamber is used to be molded, therefore pressurize
Indoor aluminium alloy liquid level is less than in crucible furnace, meanwhile, after shaping, the pressure in compression chamber returns to normality, therefore in check valve
In the presence of, aluminum alloy melt in crucible furnace enters in compression chamber, so as to reach in crucible furnace with the aluminum alloy melt in compression chamber
Face maintains an equal level, and is easy to next shaping；And the simple cost of smallclothes forming machine of the present utility model is low, floor space is small, easy to use.
Brief description of the drawings
The utility model is further described in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is the sectional view of the utility model smallclothes forming machine.
Label declaration：
11- workbench, 2- holding furnaces, cover on 21-, 22- bodies of heater, 23- crucible furnaces, 24- heaters, 241- heating element heaters,
25- cooling systems, 26- temperature control systems, 3- muffs, 4- feeding devices, 41- compression chambers, 42- stalks, 43- are unidirectional
Valve, 44- admission lines, 5- casting molds, 6- air inlet pipe, 7- magnetic valves, 8- flanges, 9- steel wheels.
Embodiment
Referring to Fig. 1, be as most preferred embodiment of the present utility model a kind of crucible furnace formula compression solidification aluminium alloy it is small
Part forming machine, for shaped aluminum alloy smallclothes casting, including workbench 1, holding furnace 2, muff 3, feeding device 4 and casting mold
5, workbench 1 is arranged at the top of holding furnace 2, and casting mold 5 is fixedly installed on the top of workbench 1, and casting mold 5 is provided with inlet, feed liquor
Device 4 is arranged in holding furnace 2, and is connected with muff 3, and muff 3 is connected through workbench 1 with the inlet on casting mold 5,
Wherein casting mold 5 includes sand mold, gypsum mould, hot investment casting type, ceramic mould or complicated metal mold, and muff 3 is provided with heat
Source.
Holding furnace 2 includes upper lid 21, body of heater 22, crucible furnace 23, heater 24, cooling system 25 and temperature control system
26, upper lid 21 mutually merges with body of heater 22 to be internally formed hollow, and crucible furnace 23 is movably set in inside body of heater 22, and heater 24 is set
The inwall of body of heater 22 is placed in, and is arranged in the both sides of crucible furnace 23, heater 24 includes two or more heating element heater 241, each heating unit
Part 241 is vertically once arranged up and down, and each heating element heater 241 matches somebody with somebody a thermocouple, and temperature control system 26 is arranged at
The outside of body of heater 22, and be connected with heating element heater 241, upper lid 21 is sheathed on feeding device 4, and cooling system 25 is arranged at crucible furnace
23 lower sections, and be fixed in body of heater 22, cooling system 25 is used cooperatively with heater 24 and temperature control system 26, to reach
The temperature of accurate control aluminum alloy melt, when temperature is too low, cooling system 25 does not work, and heater 24 increases power to reach needs
Temperature；When temperature is too high, while heater 24 reduces power, cooling system 25 is worked, and quickening temperature is reduced to reach and needed
The temperature wanted, prevent that temperature is too high and have impact on shaping speed；Getter is additionally provided with body of heater 22, due to upper lid 21 and body of heater
It need not be sealed between 22, thus getter can be laid in body of heater 22, be passed through argon gas and flow very little, both can be metal
Liquid degasification, it can also make to be in anaerobic state in whole body of heater 22, greatly reducing the oxide slag inclusion of aluminium water, also improve earthenware
Crucible stove 23, stalk 42, the service life of compression chamber 41, while substantially increase the inherent quality of casting.
Steel wheel 9 is also set up in the bottom of holding furnace 2, and handrail is set in side, steel wheel 9 there are four, is respectively arranged at body of heater
22 corner of lower surfaces four, holding furnace 2 can be moved by four steel wheels 9, while the handrail set is easy to remove.Wherein workbench
1 can be fixed on the ground, and holding furnace 2 is carried out by the movement in orbit of four steel wheels 9 and lifting body of heater 22 with workbench 1
Sealing；Can also be that holding furnace 2 is fixed, and workbench 1 can be sling in furnace roof or remove.
Feeding device 4 is connected by flange 8 with muff 3, wherein feeding device 4 include admission line 44, compression chamber 41,
Stalk 42, check valve 43, compression chamber 41 passes through upper lid 21, and is fixedly installed, and is suspended in body of heater 22, the top end face of compression chamber 41
Circular hole is set, and stalk 42 is arranged on the axis of compression chamber 41, and top edge is tightly connected with bore edges, upper shed and insulation
The connection of set 3, under shed, which down extends, approaches the bottom of compression chamber 41 so that and compression chamber 41 forms confined space with aluminium alloy liquid level,
Check valve 43 is arranged at the bottom of compression chamber 41, and admission line 44 connects with compression chamber 41.
This also includes air inlet pipe 6, magnetic valve 7, sensor and control system, magnetic valve using new big part forming machine
7 are arranged in air inlet pipe 6, and admission line 44 is arranged on flange 8, and the one end of air inlet pipe 6 is connected with admission line 44, and fixation is set
It is placed on flange 8, the other end of air inlet pipe 6 is used to access argon gas, and control system is used for the closing for controlling magnetic valve 7 and access gas
The change of body, different amounts of gas is entered in compression chamber 41 with reaching, pressure sensor is connected with control system, and its pressure
Interface accesses air inlet pipe 6, for detecting the pressure change in air inlet pipe 6.
10-40 centimetres of 41 external diameter of compression chamber, 50-150 centimetres of length, 0.5-4 centimetres of wall thickness；Check valve 43 includes globe valve
Core and valve seat, wherein, a diameter of 2-20 centimetres of spherical valve core, valve seat thickness is 1-10 centimetres；Stalk 42, compression chamber 41,
Spherical valve core and valve seat are exotic material, its exotic material can use graphite, ceramics, C-C composite, molybdenum, tungsten and
Its alloy or high temperature resistant composite.
Smallclothes forming machine of the present utility model is being cast, and casting may be caused stomata or underpriming etc. to be present during shaping
Problem, therefore shaping speed need to be accelerated, the magnetic valve 7 in the connection air inlet pipe 6 of compression chamber 41 is now opened by control system and opened
When, while applying argon gas in compression chamber 41 are pressurizeed, aluminum alloy melt is filled with casting mold 5 under the effect of the pressure, when in casting mold 5
Die cavity when being full of control system gases at high pressure are sent into by compression chamber 41 according to the anomalous variation of pressure in sensor immediately, force
Aluminum alloy melt gets into die cavity the feeding completed to casting, accelerates shaping speed, efficiently solves casting and stomata, cast be present not
The problems such as sufficient.When metal freezing relief admission line 44 and air connection, magnetic valve 7 is simultaneously closed off；Casting mold 5 is taken out, is cleaned out
Casting, just complete aluminum alloy melt smallclothes casting shaping work.
Therefore, a kind of crucible furnace formula compression solidification aluminium alloy smallclothes forming machine of the present utility model has the following advantages that：
First, solidify under low pressure lower charging type high pressure, greatly reduce the stomata in casting, can obtain finer and close casting；
Second, technique it is adaptable, complicated metal mold, sand mold, gypsum mould, fine casting type, ceramic mould can make
With；
3rd, the simple cost of equipment is low, and floor space is small, easy to use；
4th, without sealing between upper lid and holding furnace, getter can be laid in stove, being passed through micro argon gas both can be with
Crucible heat insulation stove can be made to be worked under the protection of argon gas again for aluminium liquid degassing and purifying makes aluminium water cleaner, crucible, compression chamber, list
It is longer to valve, stalk life-span；
5th, gassiness space very little liquid level pressurizing control system air consumption is also small in compression chamber thus can use argon
Gas pressurization further reduces the oxide inclusion in aluminium water, and the gas sampling of exclusion gets up to be available for getter to use；
In summary, smallclothes forming machine of the present utility model is tightly connected by compression chamber and stalk top edge so that
Form confined space between compression chamber and aluminium alloy liquid level, during shaping, confined space is pressurizeed, Fast Filling, and solidify pressurization
When fill type, greatly reduce the stomata in casting, stowage capacity is good, can obtain bigger part casting；The good mechanical property of casting,
Production efficiency is also greatly improved；Technique it is adaptable；After shaping, due to the aluminum alloy melt in compression chamber be used for into
Type, therefore the aluminium alloy liquid level in compression chamber is less than in crucible furnace, meanwhile, after shaping, the pressure in compression chamber returns to normality,
Therefore in the presence of check valve, aluminum alloy melt in crucible furnace enters in compression chamber, so as to reach in crucible furnace with compression chamber
Aluminium alloy liquid level maintain an equal level, be easy to next shaping；And the simple cost of smallclothes forming machine of the present utility model is low, floor space
It is small, it is easy to use.
The utility model is exemplarily described above in conjunction with accompanying drawing, it is clear that the utility model specific implementation not by
The limitation of aforesaid way, as long as employing changing for the various unsubstantialities that methodology and technical scheme of the present utility model are carried out
Enter, or it is not improved by it is of the present utility model design and technical scheme directly apply to other occasions, in the utility model
Protection domain within.
Claims (8)
- A kind of 1. crucible furnace formula compression solidification aluminium alloy smallclothes forming machine, for shaped aluminum alloy smallclothes casting, it is characterised in that Including workbench, holding furnace, muff, feeding device and casting mold, the workbench is arranged above holding furnace, the casting mold Be fixedly installed on above workbench, the casting mold is provided with inlet, and the feeding device is arranged in holding furnace, and with insulation Set connection, the muff are connected through workbench with the inlet on the casting mold, and the muff is provided with thermal source；The holding furnace includes upper lid, body of heater, crucible furnace, heater, cooling system and temperature control system, the upper lid with Body of heater, which mutually merges, to be internally formed hollow, and the crucible furnace is movably set in furnace interior, and the heater is arranged in body of heater Wall, and be arranged in crucible furnace both sides, the heater include two or more heating element heater, and each heating element heater is vertically once Arrangement up and down, each heating element heater match somebody with somebody a thermocouple, and the temperature control system is arranged on the outside of body of heater, and and heating element heater Connection, the upper lid are sheathed on feeding device, and the cooling system is arranged at below crucible furnace, and is fixed in body of heater, institute State and getter is additionally provided with body of heater；The feeding device includes admission line, compression chamber, stalk, check valve, and the compression chamber passes through upper lid, and fixation is set To put, be suspended in crucible furnace, compression chamber's top end face sets circular hole, and the stalk is arranged on pressurization chamber axis, and on Edge is tightly connected with bore edges, and upper shed is connected with muff, and under shed, which down extends, approaches compression chamber bottom, described to add Pressure chamber forms confined space with aluminium alloy liquid level, and the check valve is arranged at compression chamber bottom, the admission line and compression chamber Connection.
- 2. a kind of crucible furnace formula compression solidification aluminium alloy smallclothes forming machine according to claim 1, it is characterised in that described Workbench can fix on the ground, and holding furnace moves and lifted in orbit holding furnace and sealed；It can also be insulation Stove is fixed, and workbench can be sling in furnace roof or remove.
- 3. a kind of crucible furnace formula compression solidification aluminium alloy smallclothes forming machine according to claim 1, it is characterised in that also wrap Flange, air inlet pipe and magnetic valve are included, the magnetic valve is arranged in air inlet pipe.
- 4. a kind of crucible furnace formula compression solidification aluminium alloy smallclothes forming machine according to claim 3, it is characterised in that described Feeding device is connected by flange with muff, and admission line is arranged on flange, described air inlet pipe one end and admission line Connection, and be fixedly installed on flange.
- 5. a kind of crucible furnace formula compression solidification aluminium alloy smallclothes forming machine according to claim 1, it is characterised in that described Casting mold includes sand mold, gypsum mould, hot investment casting type, ceramic mould or complicated metal mold.
- 6. a kind of crucible furnace formula compression solidification aluminium alloy smallclothes forming machine according to claim 1, it is characterised in that described Check valve includes spherical valve core and valve seat, wherein, a diameter of 2-20 centimetres of spherical valve core, valve seat thickness is 1-10 centimetres.
- 7. a kind of crucible furnace formula compression solidification aluminium alloy smallclothes forming machine according to claim 1, it is characterised in that described 10-40 centimetres of compression chamber's external diameter, 50-150 centimetres of length, 0.5-4 centimetres of wall thickness.
- 8. a kind of crucible furnace formula compression solidification aluminium alloy smallclothes forming machine according to claim 6, it is characterised in that described Stalk, compression chamber, spherical valve core and valve seat are exotic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720918633.XU CN207071669U (en) | 2017-07-27 | 2017-07-27 | A kind of crucible furnace formula compression solidification aluminium alloy smallclothes forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720918633.XU CN207071669U (en) | 2017-07-27 | 2017-07-27 | A kind of crucible furnace formula compression solidification aluminium alloy smallclothes forming machine |
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| Publication Number | Publication Date |
|---|---|
| CN207071669U true CN207071669U (en) | 2018-03-06 |
Family
ID=61523028
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720918633.XU Expired - Fee Related CN207071669U (en) | 2017-07-27 | 2017-07-27 | A kind of crucible furnace formula compression solidification aluminium alloy smallclothes forming machine |
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| CN (1) | CN207071669U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109304449A (en) * | 2017-07-27 | 2019-02-05 | 福建省瑞奥麦特轻金属有限责任公司 | A kind of crucible furnace formula compression solidification aluminium alloy smallclothes molding machine |
-
2017
- 2017-07-27 CN CN201720918633.XU patent/CN207071669U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109304449A (en) * | 2017-07-27 | 2019-02-05 | 福建省瑞奥麦特轻金属有限责任公司 | A kind of crucible furnace formula compression solidification aluminium alloy smallclothes molding machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180306 Termination date: 20210727 |