CN105073302B - Casting device - Google Patents
Casting device Download PDFInfo
- Publication number
- CN105073302B CN105073302B CN201380074842.5A CN201380074842A CN105073302B CN 105073302 B CN105073302 B CN 105073302B CN 201380074842 A CN201380074842 A CN 201380074842A CN 105073302 B CN105073302 B CN 105073302B
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- China
- Prior art keywords
- die cavity
- molten metal
- compression chamber
- opening
- casting device
- Prior art date
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- 238000005266 casting Methods 0.000 title claims abstract description 23
- 229910052751 metal Inorganic materials 0.000 claims abstract description 58
- 239000002184 metal Substances 0.000 claims abstract description 58
- 230000006835 compression Effects 0.000 claims abstract description 53
- 238000007906 compression Methods 0.000 claims abstract description 53
- 238000004891 communication Methods 0.000 claims abstract description 3
- 230000006837 decompression Effects 0.000 claims description 7
- 238000002844 melting Methods 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 4
- 239000007789 gas Substances 0.000 description 15
- 230000009471 action Effects 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000011261 inert gas Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 235000000396 iron Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification 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
- B22D18/00—Pressure casting; Vacuum casting
- B22D18/04—Low pressure casting, i.e. making use of pressures up to a few bars to fill the mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/06—Permanent moulds for shaped castings
- B22C9/067—Venting means for moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D18/00—Pressure casting; Vacuum casting
- B22D18/02—Pressure casting making use of mechanical pressure devices, e.g. cast-forging
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D18/00—Pressure casting; Vacuum casting
- B22D18/06—Vacuum casting, i.e. making use of vacuum to fill the mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D18/00—Pressure casting; Vacuum casting
- B22D18/08—Controlling, supervising, e.g. for safety reasons
-
- 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
- B22D17/14—Machines with evacuated die cavity
- B22D17/145—Venting means therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
Casting device has：Mould (19,21), it forms the die cavity (22) in lower section with opening；Compression chamber (10), it is configured at the lower section of mould, accommodates molten metal (A), and form confined space on the top of molten metal；The open communication of the bar (18) of tubular, its upper end open and die cavity, lower ending opening is impregnated in the inside of the molten metal in compression chamber；Presser unit (16), it is to the confined space supply gas of compression chamber to pressurization indoor pressurization；Decompressing unit (32), it is from die cavity discharge gas to being depressurized in die cavity；And control device (33).When from compression chamber to cavity filling molten metal, control device is by presser unit to carrying out pressurization in compression chamber until molten metal reaches the opening of die cavity, after the opening that molten metal reaches die cavity, control device proceeds the pressurization in compression chamber, and by decompressing unit to being depressurized in die cavity.
Description
Technical field
The present invention relates to casting device.
Background technology
The current known casting having by low pressure casting or mesolow casting to manufacture the aluminium joint product such as aluminium wheels is filled
Put.In this casting device, the pressure in compression chamber (crucible) in the state of receiving molten metal in raising compression chamber, and
And vacuumize the pressure in the die cavity of mould.Using the pressurization and the pressure differential that vacuumizes by molten metal from compression chamber via
Feed part (ス ト ー Network) to cavity filling (patent document 1).
But, in the casting device disclosed in patent document 1, because making molten metal side turn into malleation, make cavity side
As negative pressure, and cast gate piston pin is opened, therefore splashed in open moment molten metal due to pressure differential, in products formed
Upper generation crack and cold shut.That is, there is the problem of causing the quality of products formed to reduce.
Prior art literature
Patent document
Patent document 1：Japanese Unexamined Patent Publication 5-146864
The content of the invention
The invention problem to be solved
The present invention is exactly to complete in view of the foregoing, its object is to provide a kind of casting device, the casting device
The splashing of molten metal can be prevented and the quality of cast article is improved.
Means for solving the problems
The casting device of the present invention has mould, compression chamber, bar, presser unit, decompressing unit and control device.Mould
Form the die cavity in lower section with opening.Compression chamber is configured at the lower section of the mould, accommodates molten metal, and in melting gold
Confined space is formed at the top of category.Open communication of the rod as upper end open and die cavity, lower ending opening are impregnated in compression chamber
Molten metal inside tubular.Presser unit is to the confined space supply gas of compression chamber to being added in compression chamber
Pressure.Decompressing unit is from die cavity discharge gas to being depressurized in die cavity.When from compression chamber to cavity filling molten metal, control
Device processed is by presser unit to carrying out pressurization in compression chamber until molten metal reaches the opening of die cavity, in molten metal arrival
After the opening of die cavity, control device proceeds the pressurization in compression chamber, and by decompressing unit to being depressurized in die cavity.
Invention effect
According to the present invention, when from compression chamber to cavity filling molten metal, by presser unit to being added in compression chamber
Straightening reaches the opening of die cavity to molten metal, after the opening that molten metal reaches die cavity, proceeds adding in compression chamber
Pressure, and by decompressing unit to being depressurized in die cavity.By this pressurization and the timing of decompression, it can prevent from melting in the present invention
Melt the splashing of metal and realize improve product quality.
Brief description of the drawings
Fig. 1 is the skeleton diagram for showing the casting device that embodiment is related to.
Fig. 2 is the top view for showing the die cavity 22 that embodiment is related to.
Fig. 3 A are the skeleton diagrams for the filling action that embodiment is related to.
Fig. 3 B are the skeleton diagrams for the filling action that embodiment is related to.
Fig. 3 C are the skeleton diagrams for the filling action that embodiment is related to.
Fig. 3 D are the skeleton diagrams for the filling action that embodiment is related to.
Fig. 4 be show pressure P1 that the process over time in embodiment applies from from pressurized source 16 to compression chamber 10,
The pressure P2 of die cavity 22 and these pressure P1, P2 pressure difference P3 (hereinafter referred to as filling pressure difference) change are aspirated from vacuum plant 32
The figure of change.
Fig. 5 be show pressure P1 that the process over time in comparative example applies from from pressurized source 16 to compression chamber 10, from
The figure of the pressure P2 and filling pressure difference P3 of the suction die cavity 22 of vacuum plant 32 change.
Embodiment
The casting device that embodiment is related to is explained with reference to the accompanying drawings.
Fig. 1 is the skeleton diagram for showing the casting device that embodiment is related to.As shown in figure 1, casting device has compression chamber
(crucible) 10, it pressurizes to molten metal A.The container 11 for keeping molten metal A is provided with compression chamber 10.Compression chamber
10 upper end opening portion is closed by fixed plate 12, turns into confined space in compression chamber 10.In the confined space (compression chamber 10)
It is communicated with gas supplying passage 13 and gas outlet channels 14.Gas supplying passage 13 be connected via valve 15 with pressurized source 16 and to
Supply inert gas in compression chamber 10.Gas outlet channels 14 make compression chamber 10 to atmosphere opening via valve 17.
The upper end of the bar 18 of the tubular of both ends open is fixed with the center of fixed plate 12.The lower end of bar 18 is dipped in compression chamber
Molten metal A in 10.Fixing mould 19 is installed in the upper surface of fixed plate 12.In addition, the lower surface in portable plate 20 is pacified
Equipped with flexible mould 21, the portable plate 20 is configured to be moved upward relative to fixing mould 19.Fixing mould 19 and work
Moving mold 21 forms die cavity 22 when the die is closed.In the central portion of fixing mould 19, formed in the gate portions connected with die cavity 22
There is opening 23a, opening 23a is connected with the upper end of bar 18.In addition, being connected with fixing mould 19 is used for from the row of die cavity 22
Go out the exhaust path 23b of gas, chilled iron 23c is provided between die cavity 22 and exhaust channel 23b, chilled iron 23c prevents
Only molten metal A is invaded to exhaust with path 23b.
Gate seal pin 24, center loaded pins 25 and pressurized pin 26 are installed on flexible mould 21.Cast gate is close
Offset 24 is configured to free to advance or retreat relative to opening 23a and opening 23a is opened and closed.Gate seal pin 24 is shaped generally as bar
Shape.Center loaded pins 25 are configured to free to advance or retreat relative to the pool of molten metal 27 connected with die cavity 22 and added to die cavity 22 is interior
Pressure.Center loaded pins 25 are formed about the tubular of gate seal pin 24.Pressurized pin 26 be configured to relative to die cavity 22
The pool of molten metal 28 of connection is free to advance or retreat and is pressurizeed to die cavity 22 is interior.Pressurized pin 26 is shaped generally as shaft-like.
The upper end of gate seal Xiao24He centers loaded pins 25 as the piston mechanism 29 of driver element with linking, respectively
It is configured to move up and down.Equally, the upper end of pressurized pin 26 is divided with linking as the piston mechanism 30 of driver element
It is not configured to move up and down.
In addition, as shown in figure 1, casting device has vacuum plant 32 and controller 33, wherein vacuum plant 32 is via row
Gas is connected with valve 31 with exhaust with path 23b.
Vacuum plant 32 is from die cavity 22 via exhaust valve 31 and exhaust path 23b discharge gases to entering in die cavity 22
Row decompression.Vacuum plant 32 has vacuum tank 321, the vavuum pump 322 vacuumized to vacuum tank 321 and to vavuum pump
322 motor 323 being driven.
Controller 33 is controlled to valve 15 and pressurized source 16 and pressurizeed to compression chamber 10 is interior.Controller 33 is to valve 17
It is controlled and makes compression chamber 10 to atmosphere opening.Controller 33 is controlled to valve 31 and vacuum plant 32 and discharges die cavity 22
Interior gas, to being depressurized in die cavity 22.Controller 33 is controlled to piston mechanism 29 and by 24 pairs of gate seal pin
Opening 23a is opened and closed.Controller 33 piston mechanism 29,30 is controlled and by center loaded pins 25 and local loaded pins
Pressurizeed in 26 pairs of die cavities 22.
Then, reference picture 2, illustrate gate seal pin 24, center loaded pins 25 and local loaded pins 26 relative to die cavity 22
Position.Fig. 2 is the top view for showing die cavity 22.As shown in Fig. 2 die cavity 22 is with gate seal Xiao24He centers loaded pins 25
Center symmetrically extends in the x-direction and the z-direction.In the example shown in Fig. 2, pressurized pin 26 is attached in the end of die cavity 22
Closely it is provided with 6.
Then, reference picture 3A~Fig. 3 D and Fig. 4, illustrates the filling that molten metal A is filled from compression chamber 10 to die cavity 22
Action.Fig. 3 A~Fig. 3 D are the skeleton diagrams of filling action.Fig. 4 is to show that process over time is applied from pressurized source 16 to die cavity 22
Plus pressure P1, the pressure P2 and these pressure P1, P2 pressure difference P3 that aspirate from vacuum plant 32 die cavity 22 (hereinafter referred to as fill out
Pressurising is poor) change figure.In addition, in the present embodiment, filling action is performed based on the elapsed time.For example, measured in advance
Molten metal A liquid level reaches opening 23a time, and the time based on the measure performs filling action.
In filling action, first, as shown in Figure 3A, in moment t11, controller 33 opens valve 15.Then, controller
33 supply inert gas via gas supplying passage 13 from pressurized source 16 to the confined space of compression chamber 10.Thus, such as Fig. 4 institutes
Show, after moment t11, the pressure P1 applied from pressurized source 16 to compression chamber 10 rises.Therefore, as shown in figure 4, filling pressure difference P3
Rise, molten metal A liquid level rises.
Then, as shown in Figure 3 B, the opening 23a of die cavity 22 is reached in moment t12 molten metal A, controller 33 is gone back afterwards
Continue to supply inert gas to the confined space of compression chamber 10 from pressurized source 16 via gas supplying passage 13.In addition, such as Fig. 3 B
It is shown, the relief valve 31 of controller 33 and die cavity 22 is connected with vacuum tank 321.Thus, the gas in die cavity 22 is used via exhaust
Path 23b is expelled to vacuum tank 321.In addition, molten metal A reaches the opening 23a of die cavity 22 situation, both can be by passing
Sensor detects that can also measure in advance makes liquid level reach opening 23a time with authorized pressure, and is managed with the time.
By the control shown in above-mentioned Fig. 3 B, as shown in figure 4, apply after moment t12 from pressurized source 16 to die cavity 22
Pressure P1 also continues to rise.But, according to the shape of die cavity 22, the pressure P1 rate of climb is non-constant.In addition, passing through above-mentioned figure
Control shown in 3B, due to the discharge from die cavity 22 realized based on vacuum plant 32, decompression (vacuum) degree thus in mould
Increase.That is, as shown in figure 4, the pressure P2 applied to die cavity 22 is reduced to negative direction.Due to these pressure P1, P2, such as Fig. 4 institutes
Show, filling pressure difference P3 rises.
Then, as shown in Figure 3 C, when filling molten metal A into die cavity 22 in moment t13, molten metal A flows into solidifying
The chilled iron 23c on the periphery for being configured in die cavity 22 is fixed in, infilling work is completed.If molten metal A is in all chilled irons
23c solidify, then the shutoff valve 31 of controller 33 and stop decompression.But, the pressure from pressurized source 16 is maintained constant pressure, type
Molten metal A in chamber 22 solidifies at this pressure.In addition, now, under push away gate seal pin 24 and block opening 23a.Then,
As shown in Figure 3 D, controller 33 makes valve 17 open and make compression chamber 10 to atmosphere opening, makes the liquid level of the molten metal A in bar 18
Reduction.Now, controller 33 can also as shown in Figure 3 D Xia Tui centers loaded pins 25 and to pressurizeing in die cavity 22, further rise
The pressure.Furthermore, it is also possible to be pressurizeed using pressurized pin 26 simultaneously.In addition, gate seal Xiao24He centers loaded pins
25 can also be Construction integration, in this case, decline single cylinder body, carry out cast gate closing with continuous action and add
Pressure.After molten metal A solidifications in die cavity 22, flexible mould 21 is set to rise and take out product.
Here, in following method, molten metal A turns into the spittle and invaded in die cavity 22, produces and splits in products formed
Seam, cold shut, this method is：The die cavity 22 being depressurized is closed with gate seal pin 24, to being pressurizeed in compression chamber 10, makes molten metal
A is risen to immediately below gate seal pin 24, open gate seal pin 24 by pressurization and decompression pressure official post molten metal A to
Flowed into die cavity 22.On the other hand, present embodiment is as described above in the state of the opening of gate seal pin 24, to pressurization
Be forced into room 10 molten metal A reach die cavity 22 opening 23a, molten metal A reach die cavity 22 opening 23a after continue into
Pressurization in row compression chamber 10, moreover, as shown in figure 4, to gradually being depressurized in die cavity 22.Thereby, it is possible to make molten metal to mould
Filling pressure difference P3 when tool is flowed into slowly rises.Therefore, present embodiment can suppress molten metal A splashing, can press down
Molded product produces crack and cold shut.
In addition, in the present embodiment, being controlled using vacuum plant 32 and compression chamber 10 to the pressure in die cavity 22.
Therefore, compared with the situation for setting multiple compression chambers and being controlled to the pressure in die cavity 22, present embodiment can turn into
Simple structure.In addition, compared with situation about being only controlled by compression chamber 10 to the pressure in die cavity 22, present embodiment energy
The load that enough control compression chamber 10 is born, ensure that the air-tightness of compression chamber 10.For referring to, Fig. 5 is shown not while making
Pressure P1 from pressurized source 16 to die cavity 22 that applied with the process over time in the comparative example of vacuum plant 32 from, die cavity 22
Pressure P2 and these pressure P1, P2 pressure difference P3 change.In the case of in the absence of the decompression of die cavity 22, with melting
Metal A is flowed into die cavity 22 and filling is carried out, and back pressure is produced in remainder, and the back pressure applies and pressed to filling final stage
Contract and further become big, hinder filling of the molten metal to final filling part.Therefore, if only to pass through the pressurization pair of compression chamber
The back pressure is eliminated, then as shown in figure 5, being necessarily required to make plus-pressure P1 become big.But, possessing 700 DEG C of high-temperature systems
Increase pressure in closed container, this correspondingly needs to strengthen gas-tight seal portion to mitigate the countermeasure of heat load.That is, not only need close
Closure material is the material with heat resistance in itself, in addition it is also necessary to suppress the countermeasure of thermal expansion or the thermal deformation of the seal members such as flange,
Such as needing to set cooling circuit near sealing.In addition, not only used material expensive but also equipment are complicated.At this
This problem is can solve the problem that in embodiment.
In addition, in the present embodiment, because the back pressure in die cavity 22 can be suppressed by vacuum plant 32, therefore, it is possible to
Improve the mobility of the molten metal A in die cavity 22.
The embodiment of invention is explained above, but the present invention is not limited to this, can not depart from the purport of invention
In the range of carry out various changes, addition etc..
Symbol description
A：Molten metal；10：Compression chamber；11：Container；12：Fixed plate；13：Gas supplying passage；14：Gas discharge is logical
Road；15：Valve；16：Pressurized source；17：Valve；18：Bar；19：Fixing mould；20：Portable plate；21：Flexible mould；22：Die cavity；23a：
Opening；23b：Exhaust path；23c：Chilled iron (chill-bent)；24：Gate seal pin；25：Center loaded pins；26：Office
Portion's loaded pins；27、28：Pool of molten metal (molten metal basin)；29、30：Piston mechanism；31：Exhaust valve；32：
Vacuum plant；33：Controller.
Claims (3)
1. a kind of casting device, it is characterised in that
The casting device has：
Mould, it forms the die cavity in lower section with opening；
Compression chamber, it is configured at the lower section of the mould, accommodates molten metal, and form confined air on the top of molten metal
Between；
The bar of tubular, its upper end open and the open communication of the die cavity, lower ending opening are impregnated in the melting in the compression chamber
The inside of metal；
Presser unit, it is to the confined space supply gas of the compression chamber to being pressurizeed in the compression chamber；
Decompressing unit, it is from die cavity discharge gas to being depressurized in the die cavity；And
Control device, is consisted of, when from the compression chamber to the cavity filling molten metal, as follows to decompression
Timing be controlled：Before the opening that the molten metal reaches the die cavity, not by the decompressing unit to described
Depressurized in die cavity, by the presser unit to being pressurizeed in the compression chamber, reach described in the molten metal
After the opening of die cavity, proceed the pressurization in the compression chamber, and begin through the decompressing unit in the die cavity
Depressurized.
2. casting device according to claim 1, wherein,
The casting device has gate seal pin, and the gate seal pin is configured to free to advance or retreat relative to the opening, to described
Opening is opened and closed,
After the molten metal is filled into the die cavity, the control device described in gate seal pin closing by opening
Mouthful.
3. casting device according to claim 1 or 2, it is characterised in that
The casting device also has loaded pins, and the loaded pins are configured to retreat relative to the pool of molten metal connected with the die cavity
Freely, the molten metal being filled in the die cavity is pressurizeed.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013057572A JP5527451B1 (en) | 2013-03-21 | 2013-03-21 | Casting equipment |
| JP2013-057572 | 2013-03-21 | ||
| PCT/JP2013/082182 WO2014147892A1 (en) | 2013-03-21 | 2013-11-29 | Casting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105073302A CN105073302A (en) | 2015-11-18 |
| CN105073302B true CN105073302B (en) | 2017-08-08 |
Family
ID=51175757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380074842.5A Active CN105073302B (en) | 2013-03-21 | 2013-11-29 | Casting device |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20160045955A1 (en) |
| EP (1) | EP2977127A4 (en) |
| JP (1) | JP5527451B1 (en) |
| KR (1) | KR20150131384A (en) |
| CN (1) | CN105073302B (en) |
| WO (1) | WO2014147892A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI474889B (en) | 2012-06-29 | 2015-03-01 | Saint Gobain Abrasives Inc | Abrasive article and method of forming |
| MX369187B (en) * | 2014-03-31 | 2019-10-31 | Nissan Motor | Casting method and casting device. |
| JP6424900B2 (en) * | 2014-12-24 | 2018-11-28 | 日産自動車株式会社 | Low pressure casting apparatus and low pressure casting method |
| JP6406509B2 (en) * | 2014-12-26 | 2018-10-17 | 日産自動車株式会社 | Casting apparatus and casting method |
| JP6406510B2 (en) * | 2014-12-26 | 2018-10-17 | 日産自動車株式会社 | Casting method and casting apparatus |
| WO2016135843A1 (en) * | 2015-02-24 | 2016-09-01 | 日産自動車株式会社 | Casting device and casting method |
| JP6460326B2 (en) * | 2015-02-25 | 2019-01-30 | 日産自動車株式会社 | Casting apparatus and casting method |
| JP6489500B2 (en) * | 2015-02-26 | 2019-03-27 | 日産自動車株式会社 | Casting apparatus and casting method |
| CN105499513A (en) * | 2015-12-23 | 2016-04-20 | 哈尔滨工业大学 | Device for manufacturing automobile aluminum alloy wheel hubs through liquid filling, local pressurizing and feeding and method thereof |
| CN107639221A (en) * | 2017-08-22 | 2018-01-30 | 北京北方恒利科技发展有限公司 | A kind of casting method of bimetallic cylinder |
| CN107321959B (en) * | 2017-09-05 | 2019-04-16 | 哈尔滨工业大学 | Large ship rises liquid disabling mechanism with copper alloy propeller counter-pressure casting |
| CN108311668A (en) * | 2018-03-13 | 2018-07-24 | 中信戴卡股份有限公司 | A kind of aluminum alloy low-pressure casting device and technique |
| CN108580843A (en) * | 2018-03-13 | 2018-09-28 | 中信戴卡股份有限公司 | A kind of aluminum vehicle wheel continuous casting continuous forging forming technology |
| CN109047721B (en) * | 2018-10-18 | 2020-06-05 | 四川省犍为恒益铝业有限公司 | Low-pressure casting die for vehicle box body |
| IT201900018053A1 (en) | 2019-10-07 | 2021-04-07 | Euromac Srl | Apparatus and procedure for the semi-solid state casting and molding of objects in brass, bronze, aluminum alloys, magnesium and light alloys and the like. |
| DE102020100701A1 (en) * | 2020-01-14 | 2021-07-15 | Audi Aktiengesellschaft | Method for producing a motor vehicle rim from aluminum or an aluminum alloy for a wheel of a motor vehicle and corresponding motor vehicle rim |
| EP4251347A1 (en) * | 2020-11-30 | 2023-10-04 | Kurtz GmbH & Co. KG | Mold, apparatus and method for low pressure casting |
| KR102409575B1 (en) * | 2021-12-20 | 2022-06-22 | (주)서영 | Vacuum module device for improving casting quality |
| IT202200026292A1 (en) * | 2022-12-21 | 2024-06-21 | Euromac Srl | APPARATUS AND PROCEDURE FOR SEMI-SOLID STATE MELTING AND MOLDING OF METAL OBJECTS |
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| ITPD20020167A1 (en) * | 2002-06-21 | 2003-12-22 | Bbs Riva Spa | EQUIPMENT FOR MAKING ALUMINUM OBJECTS, ALUMINUM ALLOYS, LIGHT AND SIMILAR ALLOYS, AND PROCEDURE IMPLEMENTED BY THAT EQUIPMENT |
| WO2005110645A1 (en) * | 2004-05-18 | 2005-11-24 | Kosei Aluminum Co., Ltd | Vertical casting apparatus and vertical casting method |
| ITTO20070934A1 (en) * | 2007-12-21 | 2009-06-22 | Solmar S A S Di Luisa Maria Ma | EQUIPMENT FOR THE MANUFACTURE OF METAL ARTICLES, IN PARTICULAR OF LIGHT ALLOY. |
| JP4897734B2 (en) * | 2008-04-17 | 2012-03-14 | 谷田合金株式会社 | Differential pressure casting equipment |
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2013
- 2013-03-21 JP JP2013057572A patent/JP5527451B1/en not_active Expired - Fee Related
- 2013-11-29 CN CN201380074842.5A patent/CN105073302B/en active Active
- 2013-11-29 WO PCT/JP2013/082182 patent/WO2014147892A1/en active Application Filing
- 2013-11-29 US US14/779,002 patent/US20160045955A1/en not_active Abandoned
- 2013-11-29 KR KR1020157030092A patent/KR20150131384A/en not_active Ceased
- 2013-11-29 EP EP13878814.6A patent/EP2977127A4/en not_active Withdrawn
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| US5423369A (en) * | 1991-10-25 | 1995-06-13 | Toyota Jidosha Kabushiki Kaisha | Apparatus for and method of vacuum casting |
| US5423369B1 (en) * | 1991-10-25 | 1997-06-10 | Toyota Motor Co Ltd | Apparatus for and method of vacuum casting |
| US5431212A (en) * | 1993-07-20 | 1995-07-11 | Toyota Jidosha Kabushiki Kaisha | Method of and apparatus for vacuum casting |
| DE19943153C1 (en) * | 1998-03-19 | 2001-01-25 | Gut Gieserei Umwelt Technik Gm | Apparatus for vacuum or pressure casting workpieces comprises a closing device and a pressure producing device formed as a one-piece piston arranged above a riser pipe |
| JP2007253168A (en) * | 2006-03-20 | 2007-10-04 | Kosei Aluminum Co Ltd | Vertical type casting apparatus and vertical type casting method |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2977127A1 (en) | 2016-01-27 |
| CN105073302A (en) | 2015-11-18 |
| JP2014180696A (en) | 2014-09-29 |
| KR20150131384A (en) | 2015-11-24 |
| EP2977127A4 (en) | 2016-04-06 |
| US20160045955A1 (en) | 2016-02-18 |
| WO2014147892A1 (en) | 2014-09-25 |
| JP5527451B1 (en) | 2014-06-18 |
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