CN1863627A - Apparatus for manufacturing articles made of light alloys and the like, and method performed by the apparatus - Google Patents
Apparatus for manufacturing articles made of light alloys and the like, and method performed by the apparatus Download PDFInfo
- Publication number
- CN1863627A CN1863627A CNA038144948A CN03814494A CN1863627A CN 1863627 A CN1863627 A CN 1863627A CN A038144948 A CNA038144948 A CN A038144948A CN 03814494 A CN03814494 A CN 03814494A CN 1863627 A CN1863627 A CN 1863627A
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- CN
- China
- Prior art keywords
- liquid metals
- profile
- inlet
- liquid level
- pipeline
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- 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
- B22D18/04—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
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D2/00—Arrangement of indicating or measuring devices, e.g. for temperature or viscosity of the fused mass
- B22D2/003—Arrangement of indicating or measuring devices, e.g. for temperature or viscosity of the fused mass for the level of the molten metal
Abstract
An apparatus and method for manufacturing articles made of aluminum, aluminum alloys, light alloys and the like, the apparatus comprising a lower die section (12) and at least one upper die section (13), associated with corresponding press platens (14, 15) for closure determining shape of the cast article, a vertically elongated duct (16) for introducing liquid metal, a to pressurized furnace that leads into the lower die section (13) that forms at least one lower impression (17) with at least one concave portion for introducing liquid metal through at least one corresponding inlet (18) formed at the upper portion of the duct (16), a male plug (19) associated with the upper die section, and movable with respect thereto.
Description
Technical field
The present invention relates to a kind of devices and methods therefor of making goods such as aluminium, aluminium alloy, light-alloy.
Background technology
As everybody knows, produce the goods of aluminium, aluminium alloy, light-alloy or analog by casting, adopt a kind of casting method that is called low pressure casting at present, in the method, liquid metals is risen by a liquid metals conveyance conduit from a supercharging smelting furnace, and this conveyance conduit upwards feeds in the mould that is formed by two or more parts.
Finished in case the die cavity of closed mould fills, liquid metals just must solidify, and solidification process will experience one relatively long period usually, and this further can produce a relatively large slag at liquid metals conveyance conduit place.
Except the waste of material that causes because of slag and because casting is under low pressure carried out, cast article does not have the very fine and close structure, such casting also has long shortcoming of casting time.
One type casting method is arranged in addition, it can make product have particularly fine and close structure, this be because, after the die cavity of cast product is filled with by liquid metals, two parts of this die cavity of formation of mould are closed together by exerting pressure, thereby realize the compactness and the significant structural homogeneity of material, and avoid the formation of slag, realize benefit with the casting time correlation.
Yet, in this scheme, need provide liquid metals injection rate accurately, thereby a dosing unit that is used for supplying with through the quantity of material of metering must be arranged, this has just increased the complexity of operation.
Summary of the invention
Target of the present invention is by providing a kind of like this device of making goods such as aluminium, aluminium alloy, light-alloy to solve the problems referred to above, and this device can obtain the very fine and close product of structure, and does not have slag, realizes that simultaneously the time of solidification process significantly shortens.
Another purpose is, a kind of device that does not need with dosing unit liquid metals to be imported mold cavity is provided.
Another purpose is, a kind of like this device is provided, and it can obtain to have the single part of complex geometry with single casting process, can obtain a plurality of parts that differ from one another again, and each part of being cast can obtain injection rate accurately.
Another purpose is, a kind of like this device is provided, and wherein, in solidification process, liquid metals is carried by the part that casting is exerted pressure of mould.
Another object of the present invention is to, provide a kind of concrete structure characteristic of himself of utilizing that the maximum reliability and the device of security assurance in use are provided.
Another object of the present invention is to, provide a kind of based on device normal elements on the market and material, that obtain easily, it possesses competitiveness aspect economy.
Above target and purpose and will become below clearly that other purpose is by a kind of like this manufacturing aluminium, aluminium alloy, the device of goods such as light-alloy is realized, it comprises mould part and at least one mold part, they link to each other with the pressing plate that is used for the mould closure accordingly, to determine the profile of product to be cast, one is elongate at vertical direction, be used to guide the pipeline of the liquid metals that rises from a supercharging smelting furnace of below to feed the bed die part, its characteristics are, described bed die partly forms at least one lower impressions, described lower impressions has at least one concave portions, be used for introducing liquid metals by at least one corresponding inlet, described inlet is formed at from the described bed die top of the described pipeline of projection upwards partly, described mold partly is connected with a positive plunger, described positive plunger can partly move with respect to mold, and form a upper impression part, described at least one mold part can be closed on the described bed die part, thereby determine to treat the profile of cast article, described positive plunger is as the flow control element of described at least one inlet, and its overflow liquid level is determined the selected liquid metals amount in the described profile.
Installing performed method comprises:
-closed described mould part is arranged on positive plunger a height that is higher than the overflow liquid level of described inlet simultaneously;
-by described inlet liquid metals is imported by the formed profile of described mould part, filled with fully up to it;
-described positive plunger is reduced to the overflow liquid level of described inlet, be closed up to described inlet, separate clearly thereby cause between the liquid metals in liquid metals and the described profile in the described pipeline;
-wait the casting material to solidify,
-open described mould part, taking-up manufactures a product.
The accompanying drawing summary
By following to the present invention preferable but the detailed description of not exclusive embodiment, its its feature of the present invention and advantage will become more clear, these embodiment are shown in the drawings in the mode of limiting examples, wherein:
Fig. 1 and Fig. 6 represent the device of one embodiment of the invention, and they are in the beginning of the core that forms the road vehicle wheel respectively and finish in the operation;
Fig. 2 is to the part of Fig. 5 presentation graphs 1 device, and they are in the corresponding middle operation of operation;
Fig. 7 and Figure 12 represent the device of another embodiment of the present invention, and they are in the beginning of producing the road vehicle wheel respectively and finish in the operation;
Fig. 8 is to the part of Figure 11 presentation graphs 7 devices, and it is in the corresponding middle operation of operation.
The specific embodiment
To Fig. 6, what the device of goods such as the manufacturing aluminium of first embodiment of the invention, aluminium alloy, light-alloy was total is represented by label 10 referring to Fig. 1.
Mould part 12 and 13 can engage by moving of top board 15, thereby forms the profile 23 of the product that is cast.
One vertical pipeline 16 feeds bed die part 12, is used to guide the liquid metals 24 from a supercharging smelting furnace that is positioned at the below, and this supercharging smelting furnace provides in known mode in the prior art.
Bed die part 12 forms a lower impressions 17, and this lower impressions has at least one concave portions, is used for introducing liquid metals 24 by a plurality of shaping inlets 18, and these inlets are formed at the top of the pipeline 16 that extends up through bed die part 12.
Mold part 13 is connected with a positive plunger 19, and it can move with respect to mold part 13, and forms the part 20 of a upper impression 21.
As Fig. 1 and shown in Figure 6, pipeline 16 forms a plurality of along the circumferential direction equally spaced shaping inlets 18 at it from the upper end 16a that bed die part 12 stretches out, and is used to import liquid metals 24, and the bottom 18a of these inlets determines the overflow liquid level.
Sun plunger 19 is arranged to and pipeline 16 almost coaxial lines, and has an axial depression 22 in its underpart, the cylindrical wall 22a of this depression is suitable for being arranged at inlet 18 overflow liquid level place by it and seals inlet 18, and the liquid metals 24 in the pipeline 16 is clearly separated with liquid metals in the profile 23.
Advantageously, positive plunger 19 cooperates to form during than the low height of inlet 18 overflow liquid level and is cast the profile 23 of product being arranged at one, thereby has improved being sent of in solidification process casting material.
Each operational sequence of device 10 is shown in Fig. 1 in succession in Fig. 6.
The 10 performed methods of installing comprise:
-close die part 12 and 13 is arranged on positive plunger 19 a height (see figure 2) that is higher than the overflow liquid level of inlet 18 simultaneously,
-by inlet 18 liquid metals 24 is imported by mould part 12 and 13 formed profiles 23, filled with fully up to it,
-positive plunger 19 is reduced to the overflow liquid level of all inlets 18, be closed up to them, separate (see figure 5) clearly thereby cause between the liquid metals in liquid metals and the profile 23 in the pipeline 16,
-further reduce positive plunger 19, up to the required profile 23 that obtains to be cast product,
-wait the casting material to solidify,
-open mould part 12 and 13, take out cast article.
In Fig. 1 and Fig. 6, the overflow liquid level of inlet 18 is arranged on a position that is higher than the peak of profile 23, and in this case, the operation that liquid metals 24 is imported profile 23 comprises:
-make liquid metals 24 rise to a height that is higher than the overflow liquid level by pipeline 16 from the supercharging smelting furnace, filled with (see figure 3) fully up to profile 23, then,
The liquid level (see figure 4) of the liquid metals 24 of-reduction pipeline 16.
Sun plunger 19 can improve being sent that casting is expected in the solidification process.
In fact so to say that positive plunger 19 is used as " feeder " of the liquid metals that is cast product in solidification process, even also be like this after inlet 18 sealings.
This be because, in being cast the solidification process of product, further reduce in the operation of positive plunger 19 in sealing inlet 18 backs, positive plunger to product, apply a very high pressure on the neighboring area especially within it and (be about 1200kg/cm
2), thereby can make in this zone, keep mobile once the core metal that begins to solidify of contact mould, and it " is pushed away " more unattainable, farthest the neighboring area of liquid metals.
By this way, by the high pressure that positive plunger applied, it is more fine and close that the structure of cast article becomes, and by the correct distribution of liquid metals, the each several part of product is also comparatively even.
To Figure 12, what the device of goods such as the manufacturing aluminium of second embodiment of the invention, aluminium alloy, light-alloy was total is represented by label 110 referring to Fig. 7.
Mould part 112,113 and 114 can be fitted to each other by moving of pressing plate 115, thereby limits the profile 123 of the product that is cast.
The pipeline 116 that one in the vertical direction is elongate feeds bed die part 112, and with the liquid metals 124 of guiding from a supercharging smelting furnace that is positioned at the below, for simplicity, this supercharging smelting furnace does not illustrate.
Bed die part 112 forms a lower impressions 117, and this lower impressions has at least one concave portions, is used for liquid metals 124 guiding are entered the mouth 118 by a plurality of shapings, and these inlets are formed at the top of the pipeline 116 that extends up through bed die part 112.
Mold part 113 is connected with a positive plunger 119, and it can move with respect to mold part 113, and forms the part 120 of a upper impression 121.
Mold part 113 and side direction mould part 114 can be closed on the bed die part 112, thereby determine product to be cast, be the profile 123 of wheel 111, sun plunger 119 flow control elements as inlet 118, its overflow liquid level is determined the amount of the required liquid metals 124 in the profile 123.
To shown in Figure 12, pipeline 116 forms a plurality of along the circumferential direction equally spaced shaping inlets 118 at it from the upper end 116a that bed die part 112 stretches out, and is used to import liquid metals 124 as Fig. 7, and the bottom 118a of these inlets determines the overflow liquid level.
Sun plunger 119 is arranged to and pipeline 116 almost coaxial lines, and has an axial depression 122 in its underpart, the cylindrical wall 122a of this depression is suitable for sealing inlet 118 by being arranged at inlet 118 overflow liquid level place, and the liquid metals 124 in the pipeline 116 is clearly separated with liquid metals in the profile 123.
Advantageously, positive plunger 119 cooperates to form during than the low height of inlet 118 overflow liquid level and is cast the profile 123 of product being arranged at one, thereby has improved being sent of in solidification process casting material.
Each operational sequence of device 110 is shown in Fig. 7 in succession in Figure 12.
The 10 performed methods of installing comprise:
-close die part 112,113 and 114 makes positive plunger 119 be arranged on a height (see figure 8) that is higher than the overflow liquid level of inlet 118,
-by inlet 118 liquid metals 124 is imported by mould part 112,113 and 114 formed profiles 123, filled with fully up to it,
-positive plunger 19 is reduced to inlet 118 overflow liquid level, up to they closures, separate (see figure 10) clearly thereby cause between the liquid metals in liquid metals 124 and the profile 123 in the pipeline 16,
-further reduce positive plunger 119, up to the required profile 123 that obtains to be cast product,
-wait the casting material to solidify,
-open mould part 112,113 and 114, take out cast article.
In Figure 12, the overflow liquid level of inlet 118 is arranged on a position that is higher than the peak of profile 123 at Fig. 7, and in this case, the operation that liquid metals 124 is imported profile 123 comprises:
-make liquid metals 124 rise to a height that is higher than the overflow liquid level by pipeline 116 from the supercharging smelting furnace, filled with (see figure 9) fully up to profile 123,
-keep liquid metals 124 under pressure.
Therefore, in this case,, must give liquor charging body metal 124 under pressure in order to fill with profile 123 fully.
In case profile 123 is filled with, positive plunger 119 is reduced, up to sealing inlet 118 (see figure 10)s.
Therefore, under situation shown in Figure 12, after the operation of the positive plunger 119 of further reduction, must carry out such operation at Fig. 7, this operation comprises:
-shed the pressure of supercharging smelting furnace, so that reduce the liquid level (seeing accompanying drawing 11) of the liquid metals 124 in the pipeline 116 subsequently.
In this case, the same with the situation of last embodiment, positive plunger 119 also can improve in the solidification process being sent of casting material, this be because, positive plunger to product, apply a very high pressure on the neighboring area especially within it and (be about 1200kg/cm
2), thereby can make in this zone, keep mobile once the core metal that begins to solidify of contact mould, and it " is pushed away " more unattainable, farthest the neighboring area of liquid metals.
By the high pressure that positive plunger applied, it is more fine and close that the structure of cast article becomes, and by the correct distribution of liquid metals, the each several part of product is also comparatively even.
Advantageously, in the bed die part a plurality of lower impressions can be arranged, they along the circumferential direction evenly distribute around inlet duct.
And, in this case, lower impressions has concave portions, the amount of the liquid metals that they can guide directly changes with their geometry, therefore, by the guiding liquids metal and utilize supercharging smelting furnace institute applied pressure that it is risen by pipeline, can fill the liquid metals that in fact has been measured to concave regions.
Under any circumstance, can provide liquid level sensor 25, so that liquid metals 24 stops to rise, perhaps, and can Preset Time and put on the pressure of liquid metals, with the overflow that realizes that described liquid metals is measured.
In this respect, especially arrive situation shown in Figure 6 for Fig. 1, can provide a scheduled volume operation before liquid metals 24 is imported lower impressions 17, this operation comprises makes the certain amount of fluid metal 24 that measures according to preset requirement rise by service 16 from the supercharging smelting furnace.
An important characteristic of the present invention is, when inlet 18/118 is sealed by positive plunger 19/119, obtaining one between liquid metals 24/124 in profile 23/123 and the pipeline 16/116 separates clearly, thereby the liquid level of the liquid metals 24/124 in the pipeline 16/116 is descended once more, preferably in an area heated.
Moving of sun plunger 19/119 exerted pressure to liquid metals 24/124, thereby makes described metal become fine and close, and therefore obtains to have the part of the mechanical strength of significant structural homogeneity and raising.
Therefore, device of the present invention can be in one or more profile that is limited by the mold branch to be manufactured a product and realizes that correct liquid metals is quantitative.
From the above description can be clear, the present invention can realize the set goal and purpose, especially it is emphasized that, in fact the sun plunger provides a flow control element, it can close the interface channel with the pipeline of guiding liquids metal, avoids forming slag, and further the liquid metals in solidifying is exerted pressure, this helps to obtain to have the product of high structure and mechanical property, shortens hardening time simultaneously.
The present invention is susceptible of numerous modifications and variations, and all these are all within the scope of appended claims.
And all ins and outs can be replaced by the part of other technical equivalence.
In fact, employed material and possible shape and size can be selected as required.
As the disclosure of the disclosures in Italian patent application of the application's basis for priority PD2002A000167 number, quote at this for reference.
Claims (10)
1. make aluminium for one kind, aluminium alloy, the device of goods such as light-alloy, it comprises mould part (12) and at least one mold part (13), they and the pressing plate (14 that is used for the mould closure accordingly, 15) link to each other, with the profile (23) of determining product to be cast, one is elongate at vertical direction, be used to guide the pipeline (16) of the liquid metals (24) that rises from a supercharging smelting furnace of below to feed described bed die part (12), it is characterized in that, described bed die part (12) forms at least one lower impressions (17), described lower impressions has at least one concave portions, be used for introducing liquid metals (24) by at least one corresponding inlet (18), described inlet is formed at from described bed die part (12) top of the described pipeline (16) of projection upwards, described mold partly is connected with a positive plunger (19), described positive plunger (19) can move with respect to described mold part (12), and form upper impression part (20), described at least one mold part (13) can be closed on the described bed die part (12), thereby determine to treat the profile (23) of cast article, described positive plunger (19) is as the flow control element for described at least one inlet (18), and its overflow liquid level is determined the amount of the selected liquid metals (24) in the described profile (23).
2. device as claimed in claim 1, it is characterized in that, described pipeline (16) forms a plurality of shaping inlets (18) at it from the upper end (16a) that described bed die part (12) upwards stretches out, be used for liquid metals (24) is imported one or more die cavity (17), the bottom (18a) of described inlet (18) limits corresponding overflow liquid level.
3. the described device of each claim as described above, it is characterized in that, described positive plunger (19) is arranged to and described pipeline (16) almost coaxial line, and has an axial depression (22) in its underpart, the cylindrical wall (22a) of described depression (22) is suitable for sealing described inlet (18) by being arranged at overflow liquid level place, and the interior liquid metals of interior liquid metals (24) of described pipeline (16) and described profile (23) is clearly separated.
4. the described device of each claim as described above is characterized in that, described positive plunger (19) cooperates during than the low height of the overflow liquid level of described inlet (18) and forms the profile (23) that is cast product being arranged at one.
5. the method for goods such as the performed manufacturing aluminium of the described device of each claim, aluminium alloy, light-alloy as described above, it comprises:
-closed described mould part (12,13) is arranged on positive plunger (19) height that is higher than the overflow liquid level of described inlet (18) simultaneously;
-by described inlet (18) liquid metals (24) is imported by the formed profile of described mould part (12,13) (23), filled with fully up to it;
-described positive plunger (19) is reduced to the overflow liquid level of described inlet (19), be closed up to them, separate clearly thereby cause between the interior liquid metals of liquid metals and described profile (23) in the described pipeline (16);
-wait the casting material to solidify,
-open described mould part (12,13), take out cast article.
6. method as claimed in claim 5, it is characterized in that, it comprises such operation after the operation of the overflow liquid level that described positive plunger (19) is reduced to described inlet (18): further reduce described positive plunger (19), up to the required shape that obtains to be cast product.
7. as claim 5 or 6 described methods, it is characterized in that the described operation that liquid metals is imported described die cavity (17) when the overflow liquid level with described inlet (18) is arranged on the position of a peak that is higher than described profile comprises:
-make liquid metals rise to a height that is higher than the overflow liquid level by described pipeline (16) from described supercharging smelting furnace, filled with fully up to described profile (23),
-reduce the liquid level of the liquid metals of described pipeline (16).
8. as claim 5 or 6 described methods, it is characterized in that the described operation that liquid metals is imported described die cavity (17) when the overflow liquid level with described inlet is arranged on the position of a peak that is lower than described profile (23) comprises:
-make liquid metals rise to a height that is higher than described overflow liquid level by described pipeline (16) from described supercharging smelting furnace, filled with fully up to described profile,
-keep described liquid metals under pressure.
9. as each described method of claim 6 to 8, it is characterized in that it comprises such operation further reducing described positive plunger (19) after the operation of the required form that obtains to be cast product, this operation comprises:
-shed pressure from described supercharging smelting furnace,
-reduce the liquid level of the liquid metals in the described pipeline (16).
10. the described method of each claim as described above is characterized in that, it comprises a scheduled volume operation before liquid metals being imported described die cavity (17), and this operation comprises:
-the certain amount of fluid metal (24) that measures according to preset requirement is risen by described pipeline (16) from described supercharging smelting furnace.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ITPD2002A000167 | 2002-06-21 | ||
| IT2002PD000167A ITPD20020167A1 (en) | 2002-06-21 | 2002-06-21 | EQUIPMENT FOR MAKING ALUMINUM OBJECTS, ALUMINUM ALLOYS, LIGHT AND SIMILAR ALLOYS, AND PROCEDURE IMPLEMENTED BY THAT EQUIPMENT |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1863627A true CN1863627A (en) | 2006-11-15 |
Family
ID=29798566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA038144948A Pending CN1863627A (en) | 2002-06-21 | 2003-06-06 | Apparatus for manufacturing articles made of light alloys and the like, and method performed by the apparatus |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US20050199362A1 (en) |
| EP (1) | EP1515815A2 (en) |
| JP (1) | JP2005530619A (en) |
| CN (1) | CN1863627A (en) |
| AU (1) | AU2003250343A1 (en) |
| IT (1) | ITPD20020167A1 (en) |
| PL (1) | PL374084A1 (en) |
| WO (1) | WO2004000488A2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103464724A (en) * | 2013-08-22 | 2013-12-25 | 广州驭风旭铝铸件有限公司 | Casting method of wheel or wheel center disc |
| CN104998928A (en) * | 2015-08-25 | 2015-10-28 | 浙江今跃机械科技开发有限公司 | Leveling device for wheel hub |
| CN110523952A (en) * | 2019-10-15 | 2019-12-03 | 广东铭利达科技有限公司 | A kind of local thin wall part die casting and die-casting process |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5527451B1 (en) * | 2013-03-21 | 2014-06-18 | 宇部興産機械株式会社 | Casting equipment |
| ITUB20152405A1 (en) * | 2015-07-22 | 2017-01-22 | Hydromec S R L | PROCEDURE FOR THE CONSTRUCTION OF ALUMINUM OBJECTS, ALUMINUM ALLOYS, LIGHT ALLOYS, BRASS, BRONZE AND THE LIKE. |
| CN108160971B (en) * | 2017-12-15 | 2020-10-30 | 广东迪生力汽配股份有限公司 | Wheel hub casting mould |
| IT201800007754A1 (en) * | 2018-08-02 | 2020-02-02 | Idra Srl | Process and equipment for molding objects in aluminum, aluminum alloys, light alloys, brass and the like. |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1231211B (en) * | 1989-08-24 | 1991-11-23 | Tva Holding | PROCESS FOR CONTROLLED PRESSURE CASTING OF MELTED METALS, PARTICULARLY LIGHT ALLUMINIUM AND MAGNESIUM ALLOYS, AND EQUIPMENT FOR ITS EXECUTION |
| JP2570541B2 (en) * | 1991-12-19 | 1997-01-08 | トヨタ自動車株式会社 | Casting equipment |
| IT1268996B1 (en) * | 1994-09-05 | 1997-03-18 | Borli Engineering Srl | MULTI-STAGE MELTING PLANT |
| BG63426B1 (en) * | 1999-02-01 | 2002-01-31 | Любомир ПЕТКАНЧИН | Method and device for casting of components |
| ITMI20010949A1 (en) * | 2001-05-09 | 2002-11-09 | Claudio Frulla | EQUIPMENT FOR THE REALIZATION OF TOE CAPS FOR SAFETY SHOES AND SIMILAR ALUMINUM ITS ALLOY AND LIGHT ALLOYS IN GENERAL AS WELL AS PR |
| ITMI20020223A1 (en) * | 2002-02-07 | 2003-08-07 | Claudio Frulla | EQUIPMENT FOR THE PRODUCTION OF ALUMINUM OBJECTS DIALUMINIUM ALLOYS LIGHT AND SIMILAR ALLOYS |
-
2002
- 2002-06-21 IT IT2002PD000167A patent/ITPD20020167A1/en unknown
-
2003
- 2003-06-06 US US10/515,500 patent/US20050199362A1/en not_active Abandoned
- 2003-06-06 CN CNA038144948A patent/CN1863627A/en active Pending
- 2003-06-06 WO PCT/EP2003/005996 patent/WO2004000488A2/en active Application Filing
- 2003-06-06 EP EP03760595A patent/EP1515815A2/en not_active Withdrawn
- 2003-06-06 AU AU2003250343A patent/AU2003250343A1/en not_active Abandoned
- 2003-06-06 PL PL03374084A patent/PL374084A1/en not_active Application Discontinuation
- 2003-06-06 JP JP2004514672A patent/JP2005530619A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103464724A (en) * | 2013-08-22 | 2013-12-25 | 广州驭风旭铝铸件有限公司 | Casting method of wheel or wheel center disc |
| CN104998928A (en) * | 2015-08-25 | 2015-10-28 | 浙江今跃机械科技开发有限公司 | Leveling device for wheel hub |
| CN104998928B (en) * | 2015-08-25 | 2017-03-22 | 浙江今跃机械科技开发有限公司 | Leveling device for wheel hub |
| CN110523952A (en) * | 2019-10-15 | 2019-12-03 | 广东铭利达科技有限公司 | A kind of local thin wall part die casting and die-casting process |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005530619A (en) | 2005-10-13 |
| US20050199362A1 (en) | 2005-09-15 |
| AU2003250343A8 (en) | 2004-01-06 |
| ITPD20020167A1 (en) | 2003-12-22 |
| EP1515815A2 (en) | 2005-03-23 |
| WO2004000488A2 (en) | 2003-12-31 |
| WO2004000488A3 (en) | 2004-05-27 |
| AU2003250343A1 (en) | 2004-01-06 |
| PL374084A1 (en) | 2005-09-19 |
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