CN209918846U - Aluminum liquid die-casting device - Google Patents
Aluminum liquid die-casting device Download PDFInfo
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- CN209918846U CN209918846U CN201920553847.0U CN201920553847U CN209918846U CN 209918846 U CN209918846 U CN 209918846U CN 201920553847 U CN201920553847 U CN 201920553847U CN 209918846 U CN209918846 U CN 209918846U
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Abstract
The utility model discloses aluminium liquid die-casting device, it includes: the movable mould and the static mould are combined together to form a cavity, the upper end of the cavity is provided with an exhaust hole, the lower end of the cavity is provided with a liquid inlet, the liquid inlet is communicated with one end of the charging barrel, the other end of the charging barrel is provided with an injection punch head, the charging barrel is also provided with a feed hopper, an air inlet pipe is arranged on the charging barrel between the feed hopper and the liquid inlet, one end of the air inlet pipe is led into the charging barrel, the other end of the air inlet pipe is connected with an air supply tank, an extruding machine is also arranged on the side wall of the static die, a push rod is arranged on the extruding machine, the push rod is pushed by an extruder to penetrate into the cavity, aluminum liquid is fed into the charging barrel through the feed hopper, the aluminum liquid enters the cavity 1 to be cast by the pushing of the injection punch, the aluminum liquid is oxidized by oxygen blown in from the air inlet pipe, the extruder drives the push rod, so that the aluminum liquid is further compacted, and the internal air holes of the cast product and the leakage rate of the product are favorably reduced.
Description
Technical Field
The utility model relates to a die-casting device, in particular to aluminium liquid die-casting device.
Background
At present, the company develops a product in an automobile brake system: the bearing pressure of the product in use is higher, and the instantaneous pressure can reach more than 30Mpa, so the requirements of porosity and leakage rate of the product are higher.
At present, the gravity casting is mostly adopted for production in the casting production process, the products all need to be subjected to heat treatment, the gravity casting production period is long, the production efficiency is low, and the production cost is high.
In order to improve the production efficiency of the product, reduce the production cost and meet the requirements of no air holes and no leakage of the product, the product is developed by using an oxygenation casting process and a die-casting local pressurization process, the existing die-casting machine and peripheral equipment are improved, and a local pressurization structure is designed on a die.
Disclosure of Invention
The invention aims to solve the defects of long production period, low production efficiency and high production cost of the existing gravity casting product, and provides an aluminum liquid die casting device.
In order to accomplish the purpose of the invention of the utility model, the utility model adopts the following technical scheme:
the utility model discloses an aluminium liquid die-casting device, it includes: movable mould, quiet mould, feed cylinder, pressure are penetrated drift and feeder hopper, and movable mould and quiet mould are formed the die cavity together, and it has the exhaust hole to open in the upper end of die cavity, has a inlet at the lower extreme of die cavity, and this inlet communicates with each other with the one end of feed cylinder, is equipped with at the other end of feed cylinder and presses and penetrates the drift, still is equipped with the feeder hopper on the feed cylinder, wherein: an air inlet pipe is arranged on the charging barrel between the feed hopper and the liquid inlet, one end of the air inlet pipe is led into the charging barrel, the other end of the air inlet pipe is connected with an air supply tank, an extruding machine is further arranged on the side wall of the static die, and a push rod is arranged on the extruding machine and is pushed by the extruding machine to penetrate into the cavity.
The utility model discloses an aluminium liquid die-casting device, wherein: the included angle a between the air inlet pipe and the charging barrel is 15-45 degrees.
The utility model discloses an aluminium liquid die-casting device, wherein: one end of the charging barrel extends into the movable die and the static die and is communicated with the liquid inlet.
The utility model discloses an aluminium liquid die-casting device, wherein: the extruder is a hydraulic oil cylinder.
The utility model discloses a aluminium liquid die-casting device compares with current aluminium hydraulic pressure casting device, has following advantage:
1. after the product is cut, the pores are obviously reduced, and no pores are found in the cut surface of the product;
2. the product leakage rate is obviously reduced, 100% leakage detection is carried out on 300 products in test production, and product leakage is not found.
Drawings
FIG. 1 is a schematic sectional view of an aluminum liquid die casting device according to the present invention.
In fig. 1, reference numeral 1 denotes a cavity; the reference number 2 is a feed hopper; reference numeral 3 is a barrel; reference numeral 4 is an intake pipe; reference numeral 5 is an air supply tank; reference numeral 6 is an injection punch; reference numeral 7 denotes a movable mold; reference numeral 8 is a stationary mold; reference numeral 9 is an extruder; reference numeral 10 is an exhaust hole; reference numeral 11 is a liquid inlet; reference numeral 12 denotes a push rod.
Detailed Description
As shown in FIG. 1, the aluminum liquid die casting device of the utility model comprises: a movable mould 7, a static mould 8, an air inlet pipe 4, a charging barrel 3, an injection punch 6, an air supply tank 5, an extruder 9, a push rod 12 and a feed hopper 2, wherein the movable mould 7 and the static mould 8 are combined together to form a cavity 1, the upper end of the cavity 1 is provided with an exhaust hole 10, the lower end of the cavity 1 is provided with a liquid inlet 11, the liquid inlet 11 is communicated with one end of the charging barrel 3 extending into the movable mould 7 and the static mould 8, the other end of the charging barrel 3 is provided with the injection punch 6, the feed hopper 2 is also arranged on the charging barrel 3, the air inlet pipe 4 is arranged on the charging barrel 3 between the feed hopper 2 and the liquid inlet 11, one end of the air inlet pipe 4 is led into the charging barrel 3, the other end is connected with the air supply tank 5, the included angle a between the air inlet pipe 4 and the charging barrel 3 is 15-45 degrees, the extruder 9 is also arranged on the, the extruder 9 is a hydraulic ram.
Aluminium liquid sends into feed cylinder 3 through feeder hopper 2 in, under the promotion of injecting drift 6, aluminium liquid gets into the die cavity 1 through inlet 11 in by the casting film, and the oxygen of blowing in from intake pipe 4 makes aluminium liquid oxidized, drives push rod 12 by extruder 9 for aluminium liquid is further compact, is favorable to reducing the inside gas pocket of the product of casting and reduces the leakage rate of product.
The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.
Claims (4)
1. An aluminum liquid die casting device, which comprises: movable mould (7), quiet mould (8), feed cylinder (3), press and penetrate drift (6) and feeder hopper (2), movable mould (7) and quiet mould (8) are combined together and are formed die cavity (1), it has exhaust hole (10) to open in the upper end of die cavity (1), there is a inlet (11) at the lower extreme of die cavity (1), this inlet (11) communicates with each other with the one end of feed cylinder (3), it penetrates drift (6) to be equipped with to press at the other end of feed cylinder (3), still be equipped with feeder hopper (2) on feed cylinder (3), its characterized in that: an air inlet pipe (4) is arranged on the charging barrel (3) between the feed hopper (2) and the liquid inlet (11), one end of the air inlet pipe (4) is introduced into the charging barrel (3), the other end of the air inlet pipe is connected with an air supply tank (5), an extruding machine (9) is further arranged on the side wall of the static die (8), a push rod (12) is arranged on the extruding machine (9), and the push rod (12) is pushed by the extruding machine (9) to penetrate into the cavity (1).
2. The aluminum liquid die casting device as defined in claim 1, wherein: the included angle (a) between the air inlet pipe (4) and the charging barrel (3) is 15-45 degrees.
3. The aluminum liquid die casting device as defined in claim 2, wherein: one end of the charging barrel (3) extends into the movable mould (7) and the static mould (8) and is communicated with the liquid inlet (11).
4. The aluminum liquid die casting device as defined in claim 3, wherein: the extruder (9) is a hydraulic oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920553847.0U CN209918846U (en) | 2019-04-22 | 2019-04-22 | Aluminum liquid die-casting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920553847.0U CN209918846U (en) | 2019-04-22 | 2019-04-22 | Aluminum liquid die-casting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209918846U true CN209918846U (en) | 2020-01-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920553847.0U Active CN209918846U (en) | 2019-04-22 | 2019-04-22 | Aluminum liquid die-casting device |
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| Country | Link |
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| CN (1) | CN209918846U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113492203A (en) * | 2021-06-08 | 2021-10-12 | 无锡市中源汽车零部件制造有限公司 | Production process of automobile aluminum die casting, application of production process and production system |
-
2019
- 2019-04-22 CN CN201920553847.0U patent/CN209918846U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113492203A (en) * | 2021-06-08 | 2021-10-12 | 无锡市中源汽车零部件制造有限公司 | Production process of automobile aluminum die casting, application of production process and production system |
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