CN207325913U - A kind of crucible furnace formula compression solidification semi-solid aluminium alloy thin-section casting forming machine - Google Patents
A kind of crucible furnace formula compression solidification semi-solid aluminium alloy thin-section casting forming machine Download PDFInfo
- Publication number
- CN207325913U CN207325913U CN201720918679.1U CN201720918679U CN207325913U CN 207325913 U CN207325913 U CN 207325913U CN 201720918679 U CN201720918679 U CN 201720918679U CN 207325913 U CN207325913 U CN 207325913U
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- stalk
- casting mold
- aluminium alloy
- casting
- semi
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Abstract
The utility model discloses a kind of crucible furnace formula compression solidification semi-solid aluminium alloy thin-section casting forming machine, including：For continuously preparing holding furnace, stalk, workbench, casting mold and the casting mold cover of aluminium alloy semi-solid slurry.Corresponding sealing mechanism is equipped between the casting mold cover and workbench, sealing of a mould on the table, exhaust outlet, external aspiration pump is equipped with the top of casting mold cover by casting mold cover, during use, the air in casting mold cover is taken away with aspiration pump, negative pressure is formed in casting mold, molten aluminum is under suction function, fill cavity, when molten aluminum is full of cavity, gases at high pressure are injected to stalk, force semisolid molten aluminum to get into cavity the feeding completed to casting.The slurry temperature of semisolid is low, and solidification is fast, and production efficiency is high, filled under negative pressure, solidified under high pressure, fully played the characteristics of filling capacity of semi solid slurry in high-pressure casting is better than pure liquid aluminium alloy, casting thinner, that inherent quality is good, Technological adaptability is strong can be produced.
Description
Technical field
It the utility model is related to a kind of crucible furnace formula compression solidification semi-solid aluminium alloy thin-section casting forming machine.
Background technology
Aluminium alloy semi-solid casting 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.In the production practices of semisolid, high die casting
When making the thin-wall part of aluminium alloy, it is found that when the higher liquid aluminium alloy of pressure injection temperature is filled, often there is the scarce side of underpriming
Few meat phenomenon, when can use semi-solid aluminium alloy, compared to pure liquid, the phenomenon appearance of misrun is less, this turns out semi solid slurry
Expect that filling thin-walled ability is also higher than the molten aluminum of pure liquid.It is with almost spherical that it, which is had its source in when semi solid slurry crystal grain is grown up,
Appearance grow up, when there being a small amount of liquid, its liquid has acted as lubricant when filling thin-walled, make spherical crystal grain to
Resistance smaller when being filled at thin-walled, it is easier to it is full of, and pure liquid metal acutely quickly forms at filling thin-walled place due to cooling down
Netted dendrite, blocks the flowing of liquid metal, and it is difficult to roll or put down in the two phase flow that liquid coexists admittedly that cellular dendrite, which is,
Move, therefore the ability of the filling thin-walled part of the pure liquid aluminium alloy of high temperature can not show a candle to semi solid slurry.
Since the requirement of thin-section casting inherent quality is very high, the scheme for further improving casting compactness is left to be desired, so
Semi-solid forming technology acquires a certain degree of difficulty in popularization and popularization at present.
Utility model content
The utility model is in order to solve the above technical problems, to provide a kind of crucible furnace formula compression solidification semi-solid aluminium alloy thin
Wall casting forming machine, applies high pressure to improve the compactness of casting when molten aluminum is full of cavity to cast gate.Including：For continuously making
Holding furnace, stalk, workbench, casting mold and the casting mold cover of standby aluminium alloy semi-solid slurry.
The holding furnace it is opening up, workbench is arranged on the top of holding furnace, and workbench is installed equipped with stalk
Through hole；Casting mold is fixed on the table, and the feed inlet on casting mold corresponds to the stalk installation through-hole on workbench, and stalk passes through
Feed inlet on stalk installation through-hole and casting mold, the inner space of casting mold and holding furnace is connected.The stalk is adopted
With bitubular stalk, vertical direction is set, and compression chamber and slurry chamber, slurry chamber connection casting mold and holding furnace, pressurization are divided into pipe
The top of room is equipped with air inlet and is connected with solenoid valve, external pulsometer, compression chamber and slurry chamber close to the bottom of stalk
Connection converges at port, and check valve is equipped with the bottom port of stalk.It is equipped between the casting mold cover and workbench corresponding
Sealing of a mould is equipped with exhaust outlet by sealing mechanism, casting mold cover on the table, at the top of casting mold cover, external aspiration pump, in use, with
Aspiration pump takes the air in casting mold cover away, and negative pressure is formed in casting mold, and molten aluminum is filled cavity, filled in molten aluminum under suction function
During full cavity, gases at high pressure are injected to compression chamber, force semisolid molten aluminum to get into cavity the feeding completed to casting.
Further, the check valve includes a spherical valve core and valve seat, and valve seat is infundibulate, and it is small that centre is provided with diameter
In the through hole of spherical valve core, valve seat is sleeved on the bottom port of stalk.It is spherical when from holding furnace to cavity conveying aluminum liquid
Spool is jacked up, and check valve is opened.When injecting gases at high pressure to compression chamber, spherical valve core is compressed on valve seat, and check valve closes
Close, gases at high pressure force the semisolid molten aluminum in slurry chamber to get into cavity, complete the feeding to casting.Spherical valve core and valve seat
Made by heat-resisting material.
Further, furnace bottom 20-30 millimeters away from insulation of the bottom port of stalk.
Further, temperature control device is further included, outside holding furnace, the built-in having heaters of the holding furnace and temperature-sensitive
Device, heater and temperature detector are electrically connected temperature control device.
Further, exposed one section in holding furnace of the stalk is equipped with muff.
Further, it is equipped with heater strip in the muff.
Further, the insulation furnace bottom is equipped with wheel, and holding furnace can move in orbit.
From the above description of the utility model, it can be seen, compared to the prior art, the utility model has the following advantages that：
The utility model provides a kind of crucible furnace formula compression solidification semi-solid aluminium alloy thin-section casting forming machine, is filled out under negative pressure
Fill, solidified under high pressure, the filling capacity for having fully played semi solid slurry in high-pressure casting is better than the spy of pure liquid aluminium alloy
Point, can produce thinner casting.Filled under negative pressure, the stomata in casting is destroyed, thus casting can be heat-treated.Half is solid
The slurry temperature of state is low, and solidification is fast, and production efficiency is high, and the cavity feeding that adds high pressure immediately after being full of makes casting finer and close, inherent
Quality is good, and Technological adaptability is strong.
Brief description of the drawings
Attached drawing described herein is used to provide a further understanding of the present invention, and forms one of the utility model
Point, the schematic description and description of the utility model is used to explain the utility model, does not form to the utility model
Improper restriction.
Wherein：
Fig. 1 is the structure diagram of the utility model；(front view)
Fig. 2 is the stalk structure diagram of the utility model；(front view)
Fig. 3 is the casting mold cover and Working table structure schematic diagram of the utility model.(front view)
Embodiment
In order to make technical problem to be solved in the utility model, technical solution and beneficial effect clearer, clear, with
Under in conjunction with the accompanying drawings and embodiments, the utility model is further elaborated.It is it should be appreciated that described herein specific real
Example is applied only to explain the utility model, is not used to limit the utility model.
Referring to Fig. 1, a kind of crucible furnace formula compression solidification semi-solid aluminium alloy thin-section casting forming machine, is full of type in molten aluminum
Apply high pressure to cast gate to improve the compactness of casting during chamber, including：For continuously preparing the insulation of aluminium alloy semi-solid slurry
Stove 1, stalk 2, workbench 3, casting mold 4, casting mold cover 5 and temperature control device 6.
The holding furnace 1 is fixed, opening up, and bottom is equipped with wheel, and holding furnace 1 can move in orbit, and workbench 3 is hung
Rise and fall and be equipped with 2 installation through-hole of stalk in the top of holding furnace 1, workbench 3；Casting mold 4 is fixed on workbench 3, on casting mold 4
Feed inlet correspond to 2 installation through-hole of stalk on workbench 3, stalk 2 passes through on 2 installation through-hole of stalk and casting mold 4
Feed inlet, the inner space of casting mold 4 and holding furnace 1 is connected, and temperature control device 6 is installed on outside holding furnace 1, the holding furnace
1 built-in having heaters 11 and temperature detector, heater 11 and temperature detector are electrically connected temperature control device 6.
Referring to Fig. 2, the stalk 2 is set using bitubular stalk 2, vertical direction, the bottom port 23 of stalk 2
1 bottom 20-30 millimeters away from holding furnace.It is divided into compression chamber 21 and slurry chamber 22 in pipe, slurry chamber 22 connects casting mold 4 and holding furnace 1,
The top of compression chamber 21 be equipped with air inlet 27 and be connected with solenoid valve 26, external pulsometer, compression chamber 21 and slurry chamber 22 by
Connect and converge at the bottom port 23 of nearly stalk 2, check valve is equipped with the bottom port 23 of stalk 2.The check valve bag
A spherical valve core 24 and valve seat 25 made by heat-resisting material is included, valve seat 25 is infundibulate, and centre is provided with diameter and is less than ball
The through hole of shape spool 24, valve seat 25 are sleeved on the bottom port 23 of stalk 2.When from holding furnace 1 to cavity conveying aluminum liquid,
Spherical valve core 24 is jacked up, and check valve is opened；When injecting gases at high pressure to compression chamber 21, spherical valve core 24 is compressed in valve seat 25
On, closed check valve, gases at high pressure force the semisolid molten aluminum in slurry chamber 22 to get into cavity, complete the feeding to casting.
In the present embodiment, exposed one section in holding furnace 1 of the stalk 2 is equipped with muff 26.
Referring to Fig. 3, being equipped with corresponding sealing mechanism between the casting mold cover 5 and workbench 3, casting mold cover 5 is close by casting mold 4
It is enclosed on workbench 3, the top of casting mold cover 5 is equipped with exhaust outlet, external aspiration pump.
In use, being taken away the air in casting mold cover 5 with aspiration pump, negative pressure is formed in casting mold 4, molten aluminum is in suction function
Under, cavity is filled, when molten aluminum is full of cavity, gases at high pressure is injected to compression chamber 21, forces semisolid molten aluminum to get into cavity
Complete the feeding to casting.
From the above description of the utility model, it can be seen, compared to the prior art, the utility model has the following advantages that：
The utility model provides a kind of crucible furnace formula compression solidification semi-solid aluminium alloy thin-section casting forming machine, is filled out under negative pressure
Fill, solidified under high pressure, the filling capacity for having fully played semi solid slurry in high-pressure casting is better than the spy of pure liquid aluminium alloy
Point, can produce thinner casting.Filled under negative pressure, the stomata in casting is destroyed, thus casting can be heat-treated.Half is solid
The slurry temperature of state is low, and solidification is fast, and production efficiency is high, and the cavity feeding that adds high pressure immediately after being full of makes casting finer and close, inherent
Quality is good, and Technological adaptability is strong.
The utility model is exemplarily described above in conjunction with attached drawing, it is clear that the utility model implement and from
The limitation of aforesaid way, as long as employing changing for the various unsubstantialities that the methodology of the utility model and technical solution carry out
Into, or it is not improved the design of the utility model and technical solution are directly applied into other occasions, in the utility model
Protection domain within.
Claims (7)
1. a kind of crucible furnace formula compression solidification semi-solid aluminium alloy thin-section casting forming machine, including：For continuously preparing aluminium alloy
Holding furnace, stalk, workbench, casting mold, the casting mold cover of semi solid slurry, the holding furnace it is opening up；Workbench is set
At the top of holding furnace, workbench is equipped with stalk installation through-hole；Casting mold is fixed on the table, the feed inlet pair on casting mold
The stalk installation through-hole on workbench is answered, stalk will be cast by the feed inlet on stalk installation through-hole and casting mold
The inner space of type and holding furnace connects, it is characterised in that and the stalk is bitubular stalk, and vertical direction is set,
It is divided into compression chamber and slurry chamber, slurry chamber connection casting mold and holding furnace in pipe, the top of compression chamber is equipped with air inlet and is connected with
Solenoid valve, compression chamber and slurry chamber connect at the bottom port close to stalk to be converged, and is equipped with the bottom port of stalk
Check valve；Corresponding sealing mechanism is equipped between the casting mold cover and workbench, casting mold cover on the table, casts sealing of a mould
Exhaust outlet, external aspiration pump are equipped with the top of type cover.
2. a kind of crucible furnace formula compression solidification semi-solid aluminium alloy thin-section casting forming machine according to claim 1, it is special
Sign is that the check valve includes a spherical valve core and valve seat made by heat-resisting material, and valve seat is infundibulate, and centre is opened
There is the through hole that diameter is less than spherical valve core, valve seat is sleeved on the bottom port of stalk.
3. a kind of crucible furnace formula compression solidification semi-solid aluminium alloy thin-section casting forming machine according to claim 1, it is special
Sign is, furnace bottom 20-30 millimeters away from insulation of the bottom port of stalk.
4. a kind of crucible furnace formula compression solidification semi-solid aluminium alloy thin-section casting forming machine according to claim 1, it is special
Sign is, further includes temperature control device, outside holding furnace, the built-in having heaters of the holding furnace and temperature detector, heater and
Temperature detector is electrically connected temperature control device.
5. a kind of crucible furnace formula compression solidification semi-solid aluminium alloy thin-section casting forming machine according to claim 1, it is special
Sign is, exposed one section in holding furnace of the stalk is equipped with muff.
6. a kind of crucible furnace formula compression solidification semi-solid aluminium alloy thin-section casting forming machine according to claim 5, it is special
Sign is, heater strip is equipped with the muff.
7. a kind of crucible furnace formula compression solidification semi-solid aluminium alloy thin-section casting forming machine according to claim 1, it is special
Sign is that the insulation furnace bottom is equipped with wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720918679.1U CN207325913U (en) | 2017-07-27 | 2017-07-27 | A kind of crucible furnace formula compression solidification semi-solid aluminium alloy thin-section casting forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720918679.1U CN207325913U (en) | 2017-07-27 | 2017-07-27 | A kind of crucible furnace formula compression solidification semi-solid aluminium alloy thin-section casting forming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207325913U true CN207325913U (en) | 2018-05-08 |
Family
ID=62376822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720918679.1U Expired - Fee Related CN207325913U (en) | 2017-07-27 | 2017-07-27 | A kind of crucible furnace formula compression solidification semi-solid aluminium alloy thin-section casting forming machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207325913U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109304450A (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 semi-solid aluminium alloy thin-section casting molding machine |
-
2017
- 2017-07-27 CN CN201720918679.1U patent/CN207325913U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109304450A (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 semi-solid aluminium alloy thin-section casting molding machine |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180508 Termination date: 20210727 |
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| CF01 | Termination of patent right due to non-payment of annual fee |