CN102941334A - Casting pressurizing device, casting pressurizing system and casting pressurizing method - Google Patents
Casting pressurizing device, casting pressurizing system and casting pressurizing method Download PDFInfo
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- CN102941334A CN102941334A CN2012104903732A CN201210490373A CN102941334A CN 102941334 A CN102941334 A CN 102941334A CN 2012104903732 A CN2012104903732 A CN 2012104903732A CN 201210490373 A CN201210490373 A CN 201210490373A CN 102941334 A CN102941334 A CN 102941334A
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Abstract
The invention discloses a casting pressurizing device which is used for pressing molten metal in a pouring system after the molten metal is poured. The casting pressurizing device comprises a pressurizing cover and a pressure pipeline, one end of the pressurizing cover is provided with a sealing connection portion connected with a pouring cup of the pouring system, and the pressure pipeline is connected with a compressed air source and hermetically communicated with the other end of the pressurizing cover. Compared with traditional gravity sand mold or metal mold casting, the casting pressurizing device has the advantages that the molten metal in a casting mold can be pressed, each portion of the molten metal in the casting mold has positive pressure, the molten metal is solidified under the pressure, the mold-filling capacity of the molten metal and compactness of a casting are improved, the defects such as short run, cold shut, shrinkage porosity and shrinkage cavity of the casting are decreased, and the yield of the casting is improved. The invention further discloses a casting pressurizing system with the casting pressurizing device and a casting pressurizing method adopting the casting pressurizing device.
Description
Technical field
The present invention relates to the Casting Equipment technical field, more particularly, relate to a kind of casting pressue device, casting compression system and casting pressure method.
Background technology
Casting filling refers to that molten alloy liquid in the casting process is by the process of certain flow channel filling in the casting mold cavity.Thin-section casting exists the situation that aluminium alloy fills the type difficulty usually in casting process, cause final foundry goods the defectives such as misrun, cold shut to occur, so that foundry goods is scrapped.For shrinking tendency greatly and the alloy of mushy freezing, in casting process, often exist again the situation of feeding difficulty, cause foundry goods the defectives such as shrinkage cavity and porosity to occur.
Above-mentioned two situations greatly reduce the yield rate of foundry goods.For light-alloy, present known high pressure, low pressure, counter-pressure casting can make aluminium alloy at the pressure lower charging type and solidify, addressing the above problem to a great extent.For dystectic alloys such as cast iron, cast steels, can't adopt high pressure and low pressure casting, the casting under major part or the gravity (traditional direct cast casting) can't realize the moulding under the pressure and solidifies.
For the problems referred to above, the patent No. is that the Chinese invention patent of ZL200620104334.4 discloses a kind of pressuring casting box, as shown in Figure 1, its wire netting 2 places casing 1 inner chamber bottom, casing 1 sidewall also is provided with the cavity that exhaust outlet 3 is communicated with wire netting 2 belows, also seal on the casing 1 and be stamped sand box cover 4, this sand box cover 4 is provided with air inlet 5 and consists of the adding pressure type structures.On sand box cover 4, also be provided with Pressure gauge 6, control more convenient.
During casting, casting mold 7 is put into the sand of casing 1, close exhaust outlet 3, casting of molten metal, then fast sealing covers sand box cover 4., open air inlet 5, pass into pressed gas, pressurize extremely approaches when solidifying, open exhaust outlet 3, hot gas is discharged through wire netting 2 and exhaust outlet 3, keep simultaneously pressure to casting mold 7 quick and complete solidifying, step-down is unpacked and is got final product.
This patent can realize to a certain extent to molten metal pressurization, but this pressure method so that the casting mold upper surface be exposed to equally in the middle of the pressure, this pressure with fill the type opposite direction, play the counter-pressure effect, be unfavorable for the type that fills of this place's aluminium alloy.In addition, because the method adopts special-purpose sandbox, the sand mold that needs to have made in advance type is put into this special shape mo(u)lding box, then needs a large amount of special shape mo(u)lding boxs for batch production, and not only cost is higher, and operation is also comparatively complicated.
Therefore, how to avoid being unfavorable for the drawback of filling type of this place's molten metal because the casting mold upper surface is exposed in the middle of the pressure equally, become the technical problem that those skilled in the art need to be resolved hurrily.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of casting pressue device, because the casting mold upper surface is exposed in the middle of the pressure equally, be unfavorable for the drawback of filling type of this place's aluminium alloy to avoid;
Another object of the present invention is to provide a kind of casting compression system with above-mentioned casting pressue device;
A further object of the present invention is to provide a kind of casting pressure method that adopts above-mentioned casting pressue device.
For achieving the above object, the invention provides following technical scheme:
A kind of casting pressue device is used for after pouring metal melt finishes the running gate system inner metal liquid being exerted pressure, and comprising:
Pressure cowling, an end have the section that is tightly connected that is connected for the cup of described running gate system;
For the pressure pipeline that links to each other with compressed gas source, described pressure pipeline is communicated with the other end sealing of described pressure cowling.
Preferably, in above-mentioned casting pressue device, described pressure cowling is connected with the flange of described pressure pipeline by its flange.
Preferably, in above-mentioned casting pressue device, be provided with the first fire resistant seal circle between the flange of described pressure cowling and the flange of described pressure pipeline.
Preferably, in above-mentioned casting pressue device, the described section of being tightly connected place is provided with the second fire resistant seal circle.
Preferably, in above-mentioned casting pressue device, described the first fire resistant seal circle and described the second fire resistant seal circle are rock wool, alumina silicate fibre, zirconium silicate fibre or carbon fiber, and thickness is 5-50mm.
Preferably, in above-mentioned casting pressue device, described pressure pipeline is provided with pressure regulator valve.
A kind of casting compression system comprises:
Cup, described cup is connected with casting mold in the sandbox by running channel;
As above each described casting pressue device, described pressure cowling is tightly connected by its be tightly connected section and described cup.
Preferably, in above-mentioned casting compression system, described pressure cowling and described cup are the cone barrel structure, and the big opening end of described pressure cowling links to each other with the big opening end of described cup;
Also comprise the enclasp device of holding tightly in described pressure cowling and described cup junction.
Preferably, in above-mentioned casting compression system, described enclasp device comprises the first half hoop and the second half hoop that structure is identical, and an end of described the first half hoop and the second half hoop is hinged;
The upper ring surface of described the first half hoop and the second half hoop is surrounded by the gradient identical with the outer surface of described pressure cowling and the bellmouth of incline direction;
The lower anchor ring of described the first half hoop and the second half hoop is surrounded by the gradient identical with the outer surface of described cup and the bellmouth of incline direction.
A kind of casting pressure method after pouring metal melt finishes, may further comprise the steps:
The as above pressure cowling of each described casting pressue device that will be connected with compressed air is enclosed within on the cup, and adopt enclasp device that pressure cowling closely is connected with cup, then the pressure regulator valve on the opening pressure pipeline, and regulate pressure to 0.05-5MPa, this moment, compressed air was exerted pressure to molten metal.
Can find out from above-mentioned technical scheme, casting pressue device provided by the invention, after pouring metal melt finished, the pressure cowling that will be connected with compressed air immediately was enclosed within on the cup, and so that the section that is tightly connected of pressure cowling closely be connected with cup.The present invention compares with the prior art pressuring method, and exert pressure on the cup inner metal liquid, and is applied pressure on the casting mold inner metal liquid by the running channel inner metal liquid that is connected with cup.Adopt casting pressue device of the present invention that molten metal is exerted pressure, compare with in sandbox, exerting pressure of prior art, avoided because the casting mold upper surface is exposed in the middle of the pressure, the drawback of filling type that is unfavorable for this place's aluminium alloy, can exert pressure to the casting mold inner metal liquid, so that molten metal each position in casting mold all is malleation, make molten metal at Under Pressure Solidification, not only improved the mold-filling capacity of molten metal, and improved the compactness of foundry goods, reduce the defective such as misrun, cold shut, shrinkage porosite, shrinkage cavity of foundry goods, improved casting yield.
In addition, in another technical scheme of the present invention, pressure cowling and cup are the cone barrel structure, and the big opening end of pressure cowling links to each other with the big opening end of cup; Enclasp device is held tightly in the junction of pressure cowling and cup.Enclasp device comprises the first half hoop and the second half hoop that structure is identical, and an end of the first half hoop and the second half hoop is hinged; The upper ring surface of the first half hoop and the second half hoop is surrounded by the gradient identical with the outer surface of pressure cowling and the bellmouth of incline direction; The lower anchor ring of the first half hoop and the second half hoop is surrounded by the gradient identical with the outer surface of cup and the bellmouth of incline direction.The present invention is by adopting the enclasp device of unique texture, by the cone barrel structure of pressure cowling and cup so that hold tightly after on pressure cowling and the cup at enclasp device, just so that pressure cowling and cup can not throw off.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of pressuring casting box of the prior art;
Structural representation in the pressue device use procedure that Fig. 2 provides for the embodiment of the invention;
The structural representation of the pressure cowling that Fig. 3 provides for the embodiment of the invention;
The structural representation of the tubular enclasp device that Fig. 4 provides for the embodiment of the invention;
Fig. 5 is that Fig. 4 is along the half sectional view of A-A line;
Fig. 6 is the structural representation of casting process.
The specific embodiment
Core of the present invention is to provide a kind of casting pressue device, to exert pressure to pouring into a mould rear casting mold inner metal liquid, improves cavity filling and the feeding of molten metal in casting mold, improves the density of foundry goods;
Another core of the present invention is to provide a kind of casting compression system with above-mentioned casting pressue device;
An again core of the present invention is to provide a kind of casting pressure method that adopts above-mentioned casting pressue device.
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
See also Fig. 2-Fig. 6, the structural representation in the pressue device use procedure that Fig. 2 provides for the embodiment of the invention; The structural representation of the pressure cowling that Fig. 3 provides for the embodiment of the invention; The structural representation of the tubular enclasp device that Fig. 4 provides for the embodiment of the invention; Fig. 5 is that Fig. 4 is along the half sectional view of A-A line; Fig. 6 is the structural representation of casting process.
The casting pressue device 2 that the embodiment of the invention provides is used for after pouring metal melt finishes the running gate system inner metal liquid being exerted pressure, and comprises pressure cowling 26 and pressure pipeline 21.
Wherein, pressure cowling 26 1 ends have the section that is tightly connected 24 that is connected for the cup 4 of running gate system, with after the openend of cup 4 is connected, can keep sealing at the sealing connecting portion.Can realize in the prior art that the mode that seals has a lot, such as adding the measures such as sealing ring, sealing cotton, this paper does not limit, as long as can realize sealing.The material of pressure cowling 26 can be pottery, graphite, metal etc.
Casting pressue device 2 provided by the invention, after pouring metal melt finished, the pressure cowling 26 that will be connected with compressed air immediately was enclosed within on the cup 4, and so that the section that is tightly connected 24 of pressure cowling 26 closely be connected with cup 4.
The present invention compares with the prior art pressuring method, with exert pressure on cup 4 inner metal liquids rather than add and be pressed in the sandbox, and apply pressure to the casting mold inner metal liquid by the running channel inner metal liquid that is connected with cup 4, therefore also just avoided the casting mold upper surface to be exposed in the middle of the pressure, casting mold upper surface place pressure with fill the type opposite direction, play the drawback of counter-pressure effect.
Adopt 2 pairs of molten metals of casting pressue device of the present invention to exert pressure, compare with in sandbox, exerting pressure of prior art, avoided because the casting mold upper surface is exposed in the middle of the pressure, the drawback of filling type that is unfavorable for this place's aluminium alloy, can increase casting mold inner metal liquid pressure, so that molten metal each position in casting mold all is malleation, make molten metal at Under Pressure Solidification, not only improved the mold-filling capacity of molten metal, and improved the compactness of foundry goods, reduce the defective such as misrun, cold shut, shrinkage porosite, shrinkage cavity of foundry goods, improved casting yield.
In addition, must adopt the special shape mo(u)lding box of special construction in the prior art, the sand mold that needs to have made in advance type is put into this special shape mo(u)lding box, then needs a large amount of special shape mo(u)lding boxs for batch production, and not only cost is higher, and operation is also comparatively complicated.
There are not the problems referred to above in 2 of casting pressue devices provided by the invention, because its pressuring method is different from the prior art pressuring method, this casting pressue device 2 need not to link to each other with sandbox, only need to get final product with cup 4, therefore to the structure no requirement (NR) of sandbox, not only cost is lower, and operation is also comparatively simple.
Further, pressure cowling 26 is connected with the flange of pressure pipeline 21 by its flange 23, and is fixed by bolt.The mode that adopts flange to connect is more often used in pipeline connects, and it has easy accessibility, the characteristics that stability is high.
In the present invention's one specific embodiment, be provided with the first fire resistant seal circle 22 between the flange 23 of pressure cowling 26 and the flange of pressure pipeline 21, namely pressure cowling 26 seals by the first fire resistant seal circle 22 with the junction of pressure pipeline 21.
Correspondingly, section 24 places that are tightly connected are provided with the second fire resistant seal circle 25, and namely the junction between pressure cowling 26 and the cup 4 seals by the second fire resistant seal circle 25.The sealing ring that the fire resistant seal circle is namely made by refractory material.Its material can be various refractory fibres, and such as alumina silicate fibre, zirconium silicate fibre, carbon fiber etc., the thickness of the first fire resistant seal circle 22 and the second fire resistant seal circle 25 is preferably 5-50mm.
In order further to optimize technique scheme, also be provided with on the pressure pipeline 21 in the embodiment of the invention for the pressure regulator valve 27 of regulating compression pressure.With after cup 4 closely is connected, unlatching pressure regulator valve 27 is also regulated pressure and to 0.05-5Mpa molten metal is exerted pressure in the section that is tightly connected 24 of pressure cowling 26.
The embodiment of the invention also provides a kind of casting compression system, comprises cup 4 and the as above disclosed casting pressue device 2 of embodiment.Cup 4 is connected by the casting mold in running channel 5 and the sandbox 6, and the pressure cowling 26 of casting pressue device 2 is tightly connected with cup 4 by its section 24 that is tightly connected.Cup 4 is the moulding cup, and such as ceramic pouring cup, metal mold cup etc., profile is truncated cone, and its upper shed diameter is greater than the under shed diameter.
Therefore the casting compression system that the embodiment of the invention provides has all technique effects of above-mentioned casting pressue device concurrently owing to adopted above-mentioned casting pressue device, and this paper repeats no more.
In the present invention's one specific embodiment, pressure cowling 26 and cup 4 are the cone barrel structure, and the big opening end of pressure cowling 26 links to each other with the big opening end of cup 4; The present invention also can comprise the enclasp device 3 of holding tightly in pressure cowling 26 and cup 4 junctions.The present invention can be so that pressure cowling 26 be connected connect tightr with cup by enclasp device 3 is set.
Further, enclasp device 3 comprises that an end of the first half hoop 31 that structure is identical and the second half hoop 32, the first half hoops 31 and the second half hoop 32 is hinged by bearing pin 33; The first half hoop 31 and the second half hoop 32 all have upper ring surface and lower anchor ring, and upper ring surface is used for linking to each other with pressure cowling 26, and lower anchor ring is used for linking to each other with cup 4.Upper ring surface is surrounded by the gradient identical with the outer surface of pressure cowling 26 and the bellmouth of incline direction; The lower anchor ring of the first half hoop 31 and the second half hoop 32 is surrounded by the gradient identical with the outer surface of cup 4 and the bellmouth of incline direction.The internal diameter size of upper ring surface is between the minor diameter of pressure cowling 26 and the size of larger diameter end, and the internal diameter size of lower anchor ring is between the minor diameter of cup 4 and the size of larger diameter end.
The present invention is by adopting the enclasp device of unique texture, and by the cone barrel structure of pressure cowling 26 and cup 4, so that hold tightly after on pressure cowling 26 and the cup 4 at enclasp device 3, pressure cowling 26 and cup 4 just can not be thrown off.Because if pressure cowling 26 and cup 4 will throw off, need to occur in the opposite direction skew since enclasp device 3 respectively with pressure cowling 26 and cup 4 cone match, can stop the movement that departs from of the two, so pressure cowling 26 and cup 4 can not be thrown off.
The embodiment of the invention also discloses a kind of casting pressure method, after pouring metal melt finishes, may further comprise the steps:
The pressure cowling 26 of the disclosed casting pressue device 2 of as above embodiment that will be connected with compressed air is enclosed within on the cup 4, and adopt enclasp device 3 that pressure cowling 26 closely is connected with cup 4, then the pressure regulator valve 27 on the opening pressure pipeline 21, and regulate pressure to 0.05-5MPa, this moment, compressed air was exerted pressure to molten metal.
The present invention compares with the prior art pressure method, with exert pressure on cup 4 rather than add and be pressed in the sandbox, and apply pressure to casting mold by the running channel that is connected with cup 4, therefore also just avoided the casting mold upper surface to be exposed in the middle of the pressure, pressure with fill the type opposite direction, play the drawback of counter-pressure effect.
Each embodiment adopts the mode of going forward one by one to describe in this specification, and what each embodiment stressed is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can in the situation that does not break away from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a casting pressue device is used for after pouring metal melt finishes the running gate system inner metal liquid being exerted pressure, and it is characterized in that, comprising:
Pressure cowling (26), an end have the section that is tightly connected (24) that is connected for the cup (4) of described running gate system;
For the pressure pipeline (21) that links to each other with compressed gas source, described pressure pipeline (21) is communicated with the other end sealing of described pressure cowling (26).
2. casting pressue device as claimed in claim 1 is characterized in that, described pressure cowling (26) is connected with the flange of described pressure pipeline (21) by its flange (23).
3. casting pressue device as claimed in claim 2 is characterized in that, is provided with the first fire resistant seal circle (22) between the flange (23) of described pressure cowling (26) and the flange of described pressure pipeline (21).
4. casting pressue device as claimed in claim 3 is characterized in that, the described section that is tightly connected (24) locates to be provided with the second fire resistant seal circle (25).
5. casting pressue device as claimed in claim 4 is characterized in that, described the first fire resistant seal circle (22) and described the second fire resistant seal circle (25) are rock wool, alumina silicate fibre, zirconium silicate fibre or carbon fiber, and thickness is 5-50mm.
6. such as each described casting pressue device of claim 1-5, it is characterized in that described pressure pipeline (21) is provided with pressure regulator valve (27).
7. a casting compression system is characterized in that, comprising:
Cup (4), described cup (4) is connected by the interior casting mold of running channel (5) and sandbox (6);
Such as each described casting pressue device (2) of claim 1-6, described pressure cowling (26) is tightly connected with described cup (4) by its section that is tightly connected (24).
8. casting compression system as claimed in claim 7 is characterized in that, described pressure cowling (26) and described cup (4) are the cone barrel structure, and the big opening end of described pressure cowling (26) links to each other with the big opening end of described cup (4);
Also comprise the enclasp device (3) of holding tightly in described pressure cowling (26) and described cup (4) junction.
9. casting compression system as claimed in claim 8 is characterized in that, described enclasp device (3) comprises the first half hoop (31) and the second half hoop (32) that structure is identical, and an end of described the first half hoop (31) and the second half hoop (32) is hinged;
The upper ring surface of described the first half hoop (31) and the second half hoop (32) is surrounded by the gradient identical with the outer surface of described pressure cowling (26) and the bellmouth of incline direction;
The lower anchor ring of described the first half hoop (31) and the second half hoop (32) is surrounded by the gradient identical with the outer surface of described cup (4) and the bellmouth of incline direction.
10. a casting pressure method is characterized in that, after pouring metal melt finishes, may further comprise the steps:
The pressure cowling (26) such as each described casting pressue device (2) of claim 1-6 that will be connected with compressed air is enclosed within on the cup (4), and adopt enclasp device (3) that pressure cowling (26) closely is connected with cup (4), then the pressure regulator valve (27) on the opening pressure pipeline (21), and regulate pressure to 0.05-5MPa, this moment, compressed air was exerted pressure to molten metal.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103317118A (en) * | 2013-06-27 | 2013-09-25 | 华南理工大学 | Clamping-block fast connector for melt transfer system of squeeze casting equipment |
| CN103317117A (en) * | 2013-06-27 | 2013-09-25 | 华南理工大学 | Wedge-block connector for melt transfer system of squeeze casting equipment |
| CN103350215A (en) * | 2013-06-20 | 2013-10-16 | 东营嘉扬精密金属有限公司 | Production process for solving pin hole problem of cast aluminum alloy |
| CN106238674A (en) * | 2016-08-05 | 2016-12-21 | 郭迎庆 | A kind of preparation method of Ti alloy casting overlay film zircon sand sand mold |
| CN114346178A (en) * | 2021-12-20 | 2022-04-15 | 苏州明志科技股份有限公司 | Casting process and casting system |
| CN115673297A (en) * | 2022-12-29 | 2023-02-03 | 泊头市青峰机械有限公司 | Pressurizing and solidifying device and method for casting preparation |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2960736A (en) * | 1956-05-30 | 1960-11-22 | Poudevigne Jean | Casting arrangement for all metals |
| JPS5732869A (en) * | 1980-08-08 | 1982-02-22 | Toyota Motor Corp | Pressure casting method |
| JPS5886968A (en) * | 1981-11-20 | 1983-05-24 | Izumi Jidosha Kogyo Kk | Production of fiber reinforced aluminum alloy piston |
| JPS59209456A (en) * | 1983-05-13 | 1984-11-28 | Hitachi Ltd | Production of steel ingot |
| JPS6152978A (en) * | 1984-08-22 | 1986-03-15 | Daido Steel Co Ltd | Casting method |
| JPS6434572A (en) * | 1987-07-30 | 1989-02-06 | Mazda Motor | Full mold casting device |
| US5076341A (en) * | 1990-02-06 | 1991-12-31 | Mazda Motor Corporation | Compression casting method and apparatus therefor |
| JPH0459164A (en) * | 1990-06-27 | 1992-02-26 | Mazda Motor Corp | Pressurized casting apparatus |
| US5297610A (en) * | 1989-05-16 | 1994-03-29 | Mazda Motor Corporation | Pressure casting method and apparatus |
| CN1164837A (en) * | 1995-08-28 | 1997-11-12 | 埃森沃克布鲁赫股份有限公司 | Method of producing light metal castings and casting mould for carrying out method |
| CN2890561Y (en) * | 2006-04-14 | 2007-04-18 | 李长城 | Metal pipe hoop connecting device |
| CN101262968A (en) * | 2005-09-15 | 2008-09-10 | 五家政人 | Casting method |
| CN202190678U (en) * | 2011-08-18 | 2012-04-18 | 东莞市富荣食品机械有限公司 | Sealing device of dough mixer |
-
2012
- 2012-11-27 CN CN201210490373.2A patent/CN102941334B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2960736A (en) * | 1956-05-30 | 1960-11-22 | Poudevigne Jean | Casting arrangement for all metals |
| JPS5732869A (en) * | 1980-08-08 | 1982-02-22 | Toyota Motor Corp | Pressure casting method |
| JPS5886968A (en) * | 1981-11-20 | 1983-05-24 | Izumi Jidosha Kogyo Kk | Production of fiber reinforced aluminum alloy piston |
| JPS59209456A (en) * | 1983-05-13 | 1984-11-28 | Hitachi Ltd | Production of steel ingot |
| JPS6152978A (en) * | 1984-08-22 | 1986-03-15 | Daido Steel Co Ltd | Casting method |
| JPS6434572A (en) * | 1987-07-30 | 1989-02-06 | Mazda Motor | Full mold casting device |
| US5297610A (en) * | 1989-05-16 | 1994-03-29 | Mazda Motor Corporation | Pressure casting method and apparatus |
| US5076341A (en) * | 1990-02-06 | 1991-12-31 | Mazda Motor Corporation | Compression casting method and apparatus therefor |
| JPH0459164A (en) * | 1990-06-27 | 1992-02-26 | Mazda Motor Corp | Pressurized casting apparatus |
| CN1164837A (en) * | 1995-08-28 | 1997-11-12 | 埃森沃克布鲁赫股份有限公司 | Method of producing light metal castings and casting mould for carrying out method |
| CN101262968A (en) * | 2005-09-15 | 2008-09-10 | 五家政人 | Casting method |
| CN2890561Y (en) * | 2006-04-14 | 2007-04-18 | 李长城 | Metal pipe hoop connecting device |
| CN202190678U (en) * | 2011-08-18 | 2012-04-18 | 东莞市富荣食品机械有限公司 | Sealing device of dough mixer |
Cited By (10)
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|---|---|---|---|---|
| CN103350215A (en) * | 2013-06-20 | 2013-10-16 | 东营嘉扬精密金属有限公司 | Production process for solving pin hole problem of cast aluminum alloy |
| CN103350215B (en) * | 2013-06-20 | 2015-12-23 | 东营嘉扬精密金属有限公司 | A kind of production technology solving Birmasil pin hole problems |
| CN103317118A (en) * | 2013-06-27 | 2013-09-25 | 华南理工大学 | Clamping-block fast connector for melt transfer system of squeeze casting equipment |
| CN103317117A (en) * | 2013-06-27 | 2013-09-25 | 华南理工大学 | Wedge-block connector for melt transfer system of squeeze casting equipment |
| CN103317117B (en) * | 2013-06-27 | 2015-06-03 | 华南理工大学 | Wedge-block connector for melt transfer system of squeeze casting equipment |
| CN106238674A (en) * | 2016-08-05 | 2016-12-21 | 郭迎庆 | A kind of preparation method of Ti alloy casting overlay film zircon sand sand mold |
| CN106238674B (en) * | 2016-08-05 | 2018-02-09 | 溧阳市新力机械铸造有限公司 | A kind of preparation method of Ti alloy casting overlay film zircon sand sand mold |
| CN114346178A (en) * | 2021-12-20 | 2022-04-15 | 苏州明志科技股份有限公司 | Casting process and casting system |
| CN115673297A (en) * | 2022-12-29 | 2023-02-03 | 泊头市青峰机械有限公司 | Pressurizing and solidifying device and method for casting preparation |
| CN115673297B (en) * | 2022-12-29 | 2023-04-14 | 泊头市青峰机械有限公司 | Pressurizing and solidifying device and method for casting preparation |
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