CN204294901U - A kind of water-cooled die casting backform manufactured for aluminium alloy wheel hub - Google Patents

Abstract

The utility model discloses a top mold of a water-cooled die-casting mold used for manufacturing aluminum alloy wheels, which comprises a main body of the top mold, a cavity is arranged inside the main body of the top mold, and a plurality of exhaust plugs are arranged at the bottom of the main body of the top mold. A splitter cone is arranged in the cavity at the center of the bottom of the top mold body, a cooling water plate is arranged above the splitter cone, the cooling water plate is fixedly connected with the top mold body, and a cooling water pipe is arranged above the cooling water plate Joint, the cooling water pipe joint is connected with a cooling water pipe, and the cooling water pipe is connected to the cooling water plate and the splitter cone. The beneficial effects of the above technical solution of the utility model are as follows: the beneficial effects of the above technical solution of the utility model are as follows: water cooling The application of the process can also realize the rapid cooling of the blank and improve the production efficiency; in addition, through various cooling methods, combined with the cooling of the top mold and the side mold, the purpose of rapid cooling can be achieved together, and finally the energy consumption can be reduced by 10%, and the noise pollution can be reduced. Reduced by 90%, production efficiency increased by 30%.

Description

A water-cooled die-casting mold top mold for the manufacture of aluminum alloy wheels

technical field

The utility model relates to the technical field of wheel hub manufacture, in particular to a water-cooled die-casting mold top mold used for the manufacture of aluminum alloy wheel hubs.

Background technique

With the universalization of vehicles, vehicle accessories are increasingly demanded by the public. Wheels, as a great decoration on the appearance of vehicles, are becoming more and more picky. Personalized wheels are also becoming more and more popular, and wheels have also become hot-selling products in refit stores. The development of my country's wheel hub industry has only a history of more than 20 years. It is a new auto parts industry, but it has developed rapidly. At present, there are not many manufacturers with an annual output of more than 2 million pieces, a certain scale and a stable market in my country. At present, the mature casting cooling process in the wheel hub industry is mainly based on air cooling, but the use of this method for production has the following limitations: First, more than 15 years of industry production experience has developed the potential of the die-casting air-cooling process to the extreme. It is difficult to make a breakthrough in cost control and efficiency improvement; secondly, the compressed air is passed into the mold, which will generate great noise pollution during the production process, which will cause great harm to the operator's body.

Therefore, we urgently need a cooling method with development potential in the manufacture of aluminum alloy wheels, which can not only achieve rapid cooling, but also reduce noise and further reduce costs.

Utility model content

The utility model provides a water-cooled die-casting mold for the manufacture of aluminum alloy wheels, which solves the problem of making breakthroughs in cost control and efficiency improvement in the prior art; compressed air is passed inside the mold, and a huge blowout is generated during the production process. Noise pollution is a problem that does great harm to the operator's body.

In order to solve the above-mentioned technical problems, the embodiment of the utility model provides a water-cooled die-casting mold top mold for the manufacture of aluminum alloy wheels, including a top mold main body, a cavity is provided in the top mold main body, and the bottom of the top mold main body A number of exhaust plugs are provided at the end of the cavity, and a splitter cone is arranged at the center of the bottom of the top mold body in the cavity, and a cooling water plate is arranged above the split cone, and the cooling water plate is fixedly connected with the top mold body. A cooling water pipe joint is provided above the cooling water plate, and the cooling water pipe joint is connected with a cooling water pipe, and the cooling water pipe is connected to the cooling water plate and the splitter cone.

As a preference, the center of the cooling water plate is provided with a split cone hole matched with the split cone, the cooling water plate is provided with a second cooling water channel and a third cooling water channel, and the cooling water pipe is connected to the second cooling water channel and the third cooling channel.

Preferably, the cooling water plate has a circular cake structure.

Preferably, the second cooling water channel is in an annular structure close to the edge of the cooling water plate.

Preferably, the third cooling channel is located in the second cooling channel in a quincunx structure.

Preferably, the center points of the second cooling water channel and the third cooling water channel coincide with the center point of the taper hole.

Preferably, a protruding ring is provided at the top edge of the top mold body, and a first cooling water channel is provided in the protruding ring, and the cooling water pipe connected to the cooling water pipe joint is also connected to the first cooling water channel.

As a preference, several mounting bolt holes are evenly distributed between the outer edge of the cooling water plate and the second cooling water channel, and between the inner edge of the taper hole and the third cooling water channel, and the cooling water plate passes through the matching mounting bolt holes and connecting bolts are fixed in the main body of the top mold.

The beneficial effects of the above-mentioned technical solution of the utility model are as follows: the structure is simple, the technology is reasonable, and a small amount of compressed air is used for cooling, and the compressed air cooling used also adopts a closed circulation system to reduce noise. At the same time, the cost of compressed air is greatly reduced, and water cooling can be recycled to reduce costs; the application of water cooling technology can also realize rapid cooling of blanks and improve production efficiency; in addition, through a variety of cooling methods, with the support of top mold and side mold Cooling, together to achieve the purpose of rapid cooling, can ultimately reduce energy consumption by 10%, reduce noise pollution by 90%, and increase production efficiency by 30%.

Description of drawings

Fig. 1 is a structural schematic diagram of an embodiment of a water-cooled die-casting mold top mold used in the manufacture of aluminum alloy wheels in the utility model.

Fig. 2 is a schematic structural diagram of the cooling water plate in Fig. 1 .

Part number description

1- the first cooling channel,

2- cooling water pipe,

3-Cooling water pipe connector,

4-top mold main body,

5- ejector pin hole,

6-Connecting bolts,

7- cooling water plate,

8- Splitter cone,

9- exhaust plug,

10- the second cooling channel,

11- Mounting bolt holes,

12-splitter cone,

13-the third cooling channel.

Detailed ways

The implementation of the present utility model is described below through specific examples, and those skilled in the art can easily understand other advantages and effects of the present utility model from the content disclosed in this specification. The utility model can also be implemented or applied through other different specific implementation modes, and the details in this specification can also be modified or changed based on different viewpoints and applications without departing from the spirit of the utility model.

The utility model provides a water-cooled die-casting mold top mold for the manufacture of aluminum alloy wheels, the first cooling water channel 1, the cooling water pipe 2, the cooling water pipe joint 3, the top mold main body 4, the ejector rod hole 5, the connection Bolt 6, cooling water plate 7, diverter cone 8, exhaust plug 9, second cooling channel 10, mounting bolt hole 11, diverter cone hole 12, third cooling channel 13.

As shown in Figure 1, comprise top mold main body 4, be provided with cavity in described top mold main body 4, be positioned at top mold main body 4 bottom center positions in described cavity and be provided with splitter cone 8, above described splitter cone 8 be provided with There is a cooling water plate 7, and the cooling water plate 7 is fixedly connected with the top mold main body 4, and a cooling water pipe joint 3 is arranged above the cooling water plate 7, and the cooling water pipe joint 3 is connected with a cooling water pipe 2, and the cooling water pipe 2 is connected to the cooling water plate 7 and the splitter cone 8. A protruding ring is provided at the top edge of the top mold body 4 , and a first cooling water channel 1 is provided in the protruding ring, and the cooling water pipe 2 connected to the cooling water pipe joint 3 is also connected to the first cooling water channel 1 . The bottom end of the top mold main body 4 is provided with several exhaust plugs 9 . The upper end of the top mold main body 4 near the first cooling water channel 1 is also provided with a push rod hole 5 for installing other equipment. The bottom surface of the top mold main body 4 is also provided with a molding surface matched with the bottom mold of the water-cooled die-casting mold to form a filling cavity for casting.

As shown in Figure 2, the cooling water plate 7 is a round cake structure, the center of the cooling water plate 7 is provided with a diverter cone hole 12 matched with the diverter cone 8, and the cooling water plate 7 is provided with a second Cooling water channel 10 and the third cooling water channel 13, the cooling water pipe 2 is connected to the second cooling water channel 10 and the third cooling water channel 13, wherein the second cooling water channel 10 is in an annular structure near the edge of the cooling water plate 7, the third cooling water channel 13 is located in the second cooling water channel in a quincunx structure, and the center points of the second cooling water channel 10 and the third cooling water channel 13 coincide with the center point of the diverter cone hole 12 .

As shown in Figures 1 and 2, a number of mounting bolt holes 11 are evenly distributed between the outer edge of the cooling water plate 7 and the second cooling water channel 10, and between the inner edge of the taper hole 12 and the third cooling water channel 13. The cooling water plate 7 is fixed in the top mold main body 4 through the matching mounting bolt holes 11 and connecting bolts 6 . Inject cooling water into the first cooling water channel 1, the second cooling water channel 10 and the third cooling water channel 13 through the cooling water pipe 11, not only can cool quickly, but also cool more uniformly, and the cooling effect is better. Recycling reduces production costs.

The utility model discloses a water-cooled die-casting mold top mold used for the manufacture of aluminum alloy wheels. Closed circulation system to reduce noise. At the same time, the cost of compressed air is greatly reduced, and water cooling can be recycled to reduce costs; the application of water cooling technology can also realize rapid cooling of blanks and improve production efficiency; in addition, through a variety of cooling methods, with the support of top mold and side mold Cooling, together to achieve the purpose of rapid cooling, can ultimately reduce energy consumption by 10%, reduce noise pollution by 90%, and increase production efficiency by 30%.

The above-mentioned embodiments only illustrate the principles and effects of the present utility model, but are not intended to limit the present utility model. Anyone familiar with this technology can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or changes made by those with ordinary knowledge in the technical field without departing from the spirit and technical ideas disclosed in the utility model should still be covered by the claims of the utility model.

Claims (8)

1. A water-cooled die-casting mold top mold for the manufacture of aluminum alloy wheel hubs, comprising a top mold main body, a cavity is provided in the top mold main body, and it is characterized in that the center position of the bottom of the top mold body is located in the cavity. There is a splitter cone, a number of exhaust plugs are provided at the bottom of the top die main body, a cooling water plate is arranged above the splitter cone, the cooling water plate is fixedly connected with the top die main body, and a cooling water plate is arranged above the cooling water plate. A water pipe joint, the cooling water pipe joint is connected with a cooling water pipe, and the cooling water pipe is connected to the cooling water plate and the splitter cone. 2. A water-cooled die-casting mold top mold for the manufacture of aluminum alloy wheels according to claim 1, characterized in that, the center of the cooling water plate is provided with a diverter cone hole matched with the diverter cone, and the cooling The water plate is provided with a second cooling water channel and a third cooling water channel, and the cooling water pipe is connected to the second cooling water channel and the third cooling water channel. 3. A water-cooled die-casting mold top mold for manufacturing aluminum alloy wheels according to claim 2, wherein the cooling water plate is in a circular cake structure. 4 . The water-cooled die-casting mold top mold for manufacturing aluminum alloy wheels according to claim 3 , wherein the second cooling water channel is in a ring structure and is close to the edge of the cooling water plate. 5 . 5 . The water-cooled die-casting mold top mold for manufacturing aluminum alloy wheels according to claim 3 , wherein the third cooling channel is located in the second cooling channel in a quincunx structure. 5 . 6. A water-cooled die-casting mold top mold for the manufacture of aluminum alloy wheels according to claim 4 or 5, characterized in that the center points of the second cooling water channel and the third cooling water channel are both aligned with the center point of the taper hole coincide. 7. A water-cooled die-casting mold top mold for manufacturing aluminum alloy wheels according to claim 6, wherein a convex ring is provided at the top edge of the main body of the top mold, and a first The cooling water channel, the cooling water pipe connected to the cooling water pipe joint is also connected to the first cooling water channel. 8. A water-cooled die-casting mold top mold for the manufacture of aluminum alloy wheels according to claim 7, characterized in that, between the outer edge of the cooling water plate and the second cooling water channel, between the inner edge of the taper hole and the second cooling channel A number of mounting bolt holes are uniformly distributed among the three cooling water channels, and the cooling water plate is fixed in the main body of the top form through the matching mounting bolt holes and connecting bolts.