CN109304435A - A kind of crucible furnace formula compression solidification semi-solid aluminium alloy smallclothes molding machine - Google Patents
A kind of crucible furnace formula compression solidification semi-solid aluminium alloy smallclothes molding machine Download PDFInfo
- Publication number
- CN109304435A CN109304435A CN201710621395.0A CN201710621395A CN109304435A CN 109304435 A CN109304435 A CN 109304435A CN 201710621395 A CN201710621395 A CN 201710621395A CN 109304435 A CN109304435 A CN 109304435A
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- Prior art keywords
- stalk
- aluminium alloy
- slurry
- molding machine
- refinement
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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.)
- Pending
Links
- 230000006835 compression Effects 0.000 title claims abstract description 31
- 238000007906 compression Methods 0.000 title claims abstract description 31
- 239000007787 solid Substances 0.000 title claims abstract description 30
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 27
- 238000007711 solidification Methods 0.000 title claims abstract description 18
- 230000008023 solidification Effects 0.000 title claims abstract description 18
- 238000000465 moulding Methods 0.000 title claims abstract description 17
- 238000005266 casting Methods 0.000 claims abstract description 37
- 239000002002 slurry Substances 0.000 claims abstract description 35
- 239000007788 liquid Substances 0.000 claims abstract description 16
- 239000011261 inert gas Substances 0.000 claims abstract description 3
- 238000009434 installation Methods 0.000 claims description 8
- 238000004321 preservation Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 2
- 229910045601 alloy Inorganic materials 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 claims description 2
- 229910002804 graphite Inorganic materials 0.000 claims description 2
- 239000010439 graphite Substances 0.000 claims description 2
- 239000011733 molybdenum Substances 0.000 claims description 2
- 229910052750 molybdenum Inorganic materials 0.000 claims description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 2
- 229910052721 tungsten Inorganic materials 0.000 claims description 2
- 239000010937 tungsten Substances 0.000 claims description 2
- 239000013078 crystal Substances 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 210000001787 dendrite Anatomy 0.000 description 2
- 238000000280 densification Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000006052 feed supplement Substances 0.000 description 2
- 229910001338 liquidmetal Inorganic materials 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010099 solid forming Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000005514 two-phase flow Effects 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
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/007—Semi-solid pressure die casting
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Continuous Casting (AREA)
Abstract
The invention discloses provide a kind of crucible furnace formula compression solidification semi-solid aluminium alloy smallclothes molding machine, including holding furnace, stalk, workbench, casting mold and the cycle refinement machine for being passed through inert gas for continuously preparing aluminium alloy semi-solid slurry, wherein cycle refinement machine includes driving mechanism and refinement mechanism, refinement mechanism, which is deep into slurry, refines slurry, improves product quality；The stalk uses bitubular stalk, it is divided into compression chamber and slurry chamber in pipe, slurry chamber is connected to casting mold and holding furnace, the top of compression chamber, which is equipped with air inlet, compression chamber and slurry chamber and is connected at the bottom port close to stalk, to be converged, and check valve is equipped at the bottom port of stalk, pass through the liquid level difference suction between holding furnace and stalk, filled at high pressure, the feeding that adds high pressure again after type chamber is full of keep casting finer and close, have fully played the excellent filling capacity of semi solid slurry in high-pressure casting.
Description
Technical field
The present invention relates to a kind of crucible furnace formula compression solidification semi-solid aluminium alloy smallclothes molding machines.
Background technique
Aluminium alloy semi-solid casting has achieved in the fields such as high-pressure casting, extrusion casint, liquid forging more
Using being made that the good product of inherent quality, also reached high production efficiency.In the production practices of semisolid, high die casting
When making the big part of aluminium alloy, when the higher liquid aluminium alloy of discovery pressure injection temperature is filled, the scarce side for underpriming often occur is few
Meat phenomenon when can use semi-solid aluminium alloy, compares pure liquid, and the phenomenon that misrun occurs less, this turns out semi solid slurry
The ability of filling is also higher than the molten aluminum of pure liquid.It is appearance with almost spherical that it, which has its source in when semi solid slurry crystal grain is grown up,
It grows up, in filled-type chamber, when there being a small amount of liquid, its liquid has acted as lubricant, makes spherical crystal grain to cavity wall
Resistance is smaller when place's filling, it is easier to it is full of, and pure liquid metal is netted since cooling acutely quickly forms in filled-type chamber
Dendrite, blocks the flowing of liquid metal, and cellular dendrite is to be difficult to roll or translate in the two phase flow that liquid coexists admittedly, therefore high
The ability of the pure liquid aluminium alloy filling of temperature can not show a candle to semi solid slurry.
Although being had many good qualities with the casting that semi-solid forming technology is produced, the preparation method of slurry is also very much,
The continuous preparation of inexpensive high-quality pulp saves, conveying always problem, seriously restricts the promotion and popularization of the technology.It is existing
Be used for compression solidification semi-solid aluminium alloy casting molding machine, mode of movement is ineffective, leads to the production efficiency of big casting
Low, unstable product quality.
Summary of the invention
The present invention in order to solve the above technical problems, provide a kind of crucible furnace formula compression solidification semi-solid aluminium alloy smallclothes at
Type machine applies high pressure to cast gate when molten aluminum is full of type chamber to improve the compactness of casting.It include: for continuously preparing aluminium alloy
Holding furnace, stalk, workbench, casting mold and the cycle refinement machine of semi solid slurry.
The holding furnace it is opening up, workbench is arranged in 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 connects the inner space of casting mold and holding furnace.The cycle refinement
Machine includes driving mechanism and refinement mechanism, and refinement mechanism, which is deep into slurry, refines slurry, and refinement mechanism is also passed through lazy
Property gas；The stalk uses bitubular stalk, and vertical direction is arranged, and compression chamber and slurry chamber are divided into pipe, and slurry chamber connects
Logical casting mold and holding furnace, the top of compression chamber are equipped with air inlet, external pulsometer, compression chamber and slurry chamber close to stalk
Connection converges at bottom port, and check valve is equipped at the bottom port of stalk.
Further, the refinement mechanism includes rotor and stator, and stator interior is hollow, and rotor is built in stator and leads to
Structure of overdriving drives rotation, and the stator end is equipped with the refinement cavity that side wall has jet hole, turns in the refinement cavity
Son is equipped with suction blade.
Further, the minimum clearance between the rotor and stator is 1-2000 millimeters；The aperture of the jet hole is
0.1-20 millimeters, the shaft of aperture axis and rotor is formed down 20-80 ° of angle.
Further, the holding furnace is equipped with temperature control device, heater and cooler, and heater and cooler are electrically connected
Temperature control device, cooler are mounted on heat preservation furnace bottom.
Further, the check valve includes the spherical valve core and valve seat made by heat-resisting material, and valve seat is leakage
Bucket shape, centre are provided with the through-hole that diameter is less than spherical valve core, and valve seat is sleeved on the bottom port of stalk.
Further, furnace bottom 20-30 millimeters away from heat preservation of the bottom port of stalk.
Further, the heat preservation furnace bottom is equipped with wheel, and holding furnace is moved along track.
Further, the stalk, check valve material are graphite, ceramics, C-C composite, molybdenum, tungsten and its alloy
Or other high-temperature composite materials.
Further, the spherical valve core diameter is 2-20 centimetres.Valve seat with a thickness of outside 1-10 centimetres, compression chamber through 10-
40 centimetres, 50-150 centimetres of length, 0.5-4 centimetres of wall thickness.
By the above-mentioned description of this invention it is found that compared to the prior art, the present invention has the advantage that
The present invention provides a kind of crucible furnace formula compression solidification semi-solid aluminium alloy smallclothes molding machine, passes through stalk and heat preservation
The liquid level difference of furnace, to stalk voluntarily feed supplement, filled at high pressure, the feeding that adds high pressure again immediately after type chamber is full of makes casting more
Densification, inherent quality are good, and Technological adaptability is strong, has fully played the excellent filling capacity of semi solid slurry in high-pressure casting.
By the way that cycle refinement machine is arranged, cycle refinement is constantly carried out to slurry, helps to improve the refining efficiency to suspension crystal grain, in turn
Improve casting quality.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes a part of the invention, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.
Wherein:
Fig. 1 is structural schematic diagram of the invention；(front view)
Fig. 2 is cycle refinement machine structural schematic diagram of the invention；(front view)
Fig. 3 is stalk structural schematic diagram of the invention.(front view)
Specific embodiment
In order to be clearer and more clear technical problems, technical solutions and advantages to be solved, tie below
Drawings and examples are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used
To explain the present invention, it is not intended to limit the present invention.
Referring to Fig. 1, a kind of crucible furnace formula compression solidification semi-solid aluminium alloy smallclothes molding machine, when molten aluminum is full of type chamber
Apply high pressure to cast gate to improve the compactness of casting, comprising: for continuously prepare aluminium alloy semi-solid slurry holding furnace 1,
Stalk 2, workbench 3, casting mold 4 and cycle refinement machine 5.
The holding furnace 1 it is opening up, workbench 3 is arranged in the top of holding furnace 1, and workbench 3 is equipped with stalk 2
Installation through-hole；Casting mold 4 is fixed on workbench 3, and the feed inlet on casting mold 4 corresponds to 2 installation through-hole of stalk on workbench 3,
Stalk 2 has been connected casting mold 4 with the inner space of holding furnace 1 by the feed inlet on 2 installation through-hole of stalk and casting mold 4
Come.The holding furnace 1 is equipped with temperature control device, heater and cooler, and heater and cooler are electrically connected temperature control device, cooling
Device is mounted on 1 bottom of holding furnace.1 bottom of holding furnace is additionally provided with wheel, and holding furnace 1 is moved along track.
Referring to Fig. 2, the cycle refinement machine 5 includes driving mechanism 51 and refinement mechanism 52, refinement mechanism 52 is deep into
Slurry is refined in slurry, refinement mechanism 52 is also passed through inert gas, and refinement mechanism 52 includes rotor 521 and stator 522,
522 inner hollow of stator, rotor 521 are built in stator 522 and drive rotation, 522 end of stator by driving mechanism 51
Portion is equipped with the refinement cavity that side wall has jet hole, and the aperture of jet hole is 5 millimeters, the shaft of aperture axis and rotor 521
45 ° of angles are formed down, the rotor 521 in the refinement cavity is equipped with suction blade 5211, and suction blade 5211 sucks slurry
Refinement cavity is refined, then is projected from jet hole.
Referring to Fig. 3, the stalk 2 uses bitubular stalk 2, vertical direction is arranged, and is divided into 21 He of compression chamber in pipe
Slurry chamber 22, slurry chamber 22 are connected to casting mold 4 and holding furnace 1, and the top of compression chamber 21 is equipped with air inlet 23, and external pulsometer adds
Pressure chamber 21 is connected at the bottom port 24 close to stalk 2 with slurry chamber 22 to be converged, and is equipped at the bottom port 24 of stalk 2
Check valve 25.Check valve 25 includes the spherical valve core 251 and valve seat 252 made by heat-resisting material, and valve seat 252 is funnel
Shape, centre are provided with the through-hole that diameter is less than spherical valve core 251, and valve seat 252 is sleeved on the bottom port 24 of stalk 2.Rise liquid
250 millimeters away from 1 bottom of holding furnace of the bottom port 24 of pipe 2, when work, when casting out first product, the liquid level in stalk 2
Lower than the liquid level in holding furnace 1, by liquid level difference, stalk 2 mends slurry automatically, to carry out next product casting.
By the above-mentioned description of this invention it is found that compared to the prior art, the present invention has the advantage that
The present invention provides a kind of crucible furnace formula compression solidification semi-solid aluminium alloy smallclothes molding machine, passes through stalk and heat preservation
The liquid level difference of furnace, to stalk voluntarily feed supplement, filled at high pressure, the feeding that adds high pressure again immediately after type chamber is full of makes casting more
Densification, inherent quality are good, and Technological adaptability is strong, has fully played the excellent filling capacity of semi solid slurry in high-pressure casting.
By the way that cycle refinement machine is arranged, cycle refinement is constantly carried out to slurry, helps to improve the refining efficiency to suspension crystal grain, in turn
Improve casting quality.
The present invention is exemplarily described above in conjunction with attached drawing, it is clear that the present invention implements not by aforesaid way
Limitation, as long as the improvement for the various unsubstantialities that the inventive concept and technical scheme of the present invention carry out is used, or without changing
It is within the scope of the present invention into the conception and technical scheme of the invention are directly applied to other occasions.
Claims (9)
1. a kind of crucible furnace formula compression solidification semi-solid aluminium alloy smallclothes molding machine, comprising: solid for continuously preparing aluminium alloy half
Holding furnace, stalk, workbench, muff, casting mold and the cycle refinement machine of state slurry；The holding furnace it is opening up；Work
The top of holding furnace is set as platform, and workbench is equipped with stalk installation through-hole；Casting mold is fixed on the table, on casting mold
Feed inlet corresponds to the stalk installation through-hole on workbench, and stalk passes through the charging on stalk installation through-hole and casting mold
Mouthful, the inner space of casting mold and holding furnace is connected, which is characterized in that the cycle refinement machine includes driving mechanism and thin
Change mechanism, refinement mechanism, which is deep into slurry, refines slurry, and refinement mechanism is also passed through inert gas；The stalk is
Bitubular stalk, vertical direction are arranged, and compression chamber and slurry chamber are divided into pipe, and slurry chamber is connected to casting mold and holding furnace, compression chamber
Top be equipped with air inlet, external pulsometer, compression chamber and slurry chamber and be connected to and converge at the bottom port close to stalk, liter
Check valve is equipped at the bottom port of liquid pipe.
2. a kind of crucible furnace formula compression solidification semi-solid aluminium alloy smallclothes molding machine according to claim 1, feature exist
In the refinement mechanism includes rotor and stator, and stator interior is hollow, and rotor is built in stator and is driven by driving mechanism
Rotation, the stator end are equipped with the refinement cavity that side wall has jet hole, and the rotor in the refinement cavity is equipped with suction blade.
3. a kind of crucible furnace formula compression solidification semi-solid aluminium alloy smallclothes molding machine according to claim 2, feature exist
In the minimum clearance between the rotor and stator is 1-2000 millimeters；The aperture of the jet hole is 0.1-20 millimeters, hole
The shaft of diameter axis and rotor is formed down 20-80 ° of angle.
4. a kind of crucible furnace formula compression solidification semi-solid aluminium alloy smallclothes molding machine according to claim 1, feature exist
In the holding furnace is equipped with temperature control device, heater and cooler, and heater and cooler are electrically connected temperature control device, cooling
Device is mounted on heat preservation furnace bottom.
5. a kind of crucible furnace formula compression solidification semi-solid aluminium alloy smallclothes molding machine according to claim 1, feature exist
In the check valve includes the spherical valve core and valve seat made by heat-resisting material, and valve seat is infundibulate, and centre is provided with directly
Diameter is less than the through-hole of spherical valve core, and valve seat is sleeved on the bottom port of stalk.
6. a kind of crucible furnace formula compression solidification semi-solid aluminium alloy smallclothes molding machine according to claim 1, feature exist
In furnace bottom 20-30 millimeters away from heat preservation of the bottom port of stalk.
7. a kind of crucible furnace formula compression solidification semi-solid aluminium alloy smallclothes molding machine according to claim 1, feature exist
In the heat preservation furnace bottom is equipped with wheel.
8. a kind of crucible furnace formula compression solidification semi-solid aluminium alloy smallclothes molding machine according to claim 1, feature exist
In the stalk, the high-temperature composite material that check valve material is graphite, ceramics, C-C composite, molybdenum, tungsten and its alloy.
9. a kind of crucible furnace formula compression solidification semi-solid aluminium alloy smallclothes molding machine according to claim 1, feature exist
In the spherical valve core diameter is 2-20 centimetres；Valve seat with a thickness of outside 1-10 centimetres, compression chamber through 10-40 centimetres, length 50-
150 centimetres, 0.5-4 centimetres of wall thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710621395.0A CN109304435A (en) | 2017-07-27 | 2017-07-27 | A kind of crucible furnace formula compression solidification semi-solid aluminium alloy smallclothes molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710621395.0A CN109304435A (en) | 2017-07-27 | 2017-07-27 | A kind of crucible furnace formula compression solidification semi-solid aluminium alloy smallclothes molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109304435A true CN109304435A (en) | 2019-02-05 |
Family
ID=65201921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710621395.0A Pending CN109304435A (en) | 2017-07-27 | 2017-07-27 | A kind of crucible furnace formula compression solidification semi-solid aluminium alloy smallclothes molding machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN109304435A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115178724A (en) * | 2022-09-14 | 2022-10-14 | 上海嘉朗实业南通智能科技有限公司 | Low pressure aluminum alloy engine support casting mould with circulating water-cooling structure |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998036860A1 (en) * | 1997-02-19 | 1998-08-27 | Gut Giesserei Umwelt Technik Gmbh | Method and device for producing bodies on a metallic basis in a semi-solid state |
| US20020179276A1 (en) * | 2001-05-29 | 2002-12-05 | Meyer Thomas N. | Casting apparatus including a gas driven molten metal injector and method |
| CN2569948Y (en) * | 2002-09-30 | 2003-09-03 | 福州华镁新技术开发有限公司 | Magnesium alloy low-pressure die-casting machine |
| CN103097846A (en) * | 2010-09-16 | 2013-05-08 | 布鲁内尔大学 | Apparatus and method for liquid metals treatment |
| CN206083782U (en) * | 2016-10-18 | 2017-04-12 | 福建省瑞奥麦特轻金属有限责任公司 | A it refines device to circulate that is used for preparing in succession half solid -state thick liquids of aluminum alloy |
| CN207071665U (en) * | 2017-07-27 | 2018-03-06 | 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 smallclothes forming machine |
-
2017
- 2017-07-27 CN CN201710621395.0A patent/CN109304435A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998036860A1 (en) * | 1997-02-19 | 1998-08-27 | Gut Giesserei Umwelt Technik Gmbh | Method and device for producing bodies on a metallic basis in a semi-solid state |
| US20020179276A1 (en) * | 2001-05-29 | 2002-12-05 | Meyer Thomas N. | Casting apparatus including a gas driven molten metal injector and method |
| CN2569948Y (en) * | 2002-09-30 | 2003-09-03 | 福州华镁新技术开发有限公司 | Magnesium alloy low-pressure die-casting machine |
| CN103097846A (en) * | 2010-09-16 | 2013-05-08 | 布鲁内尔大学 | Apparatus and method for liquid metals treatment |
| CN206083782U (en) * | 2016-10-18 | 2017-04-12 | 福建省瑞奥麦特轻金属有限责任公司 | A it refines device to circulate that is used for preparing in succession half solid -state thick liquids of aluminum alloy |
| CN207071665U (en) * | 2017-07-27 | 2018-03-06 | 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 smallclothes forming machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115178724A (en) * | 2022-09-14 | 2022-10-14 | 上海嘉朗实业南通智能科技有限公司 | Low pressure aluminum alloy engine support casting mould with circulating water-cooling structure |
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