WO2022236974A1

WO2022236974A1 - Die-casting mold

Info

Publication number: WO2022236974A1
Application number: PCT/CN2021/110268
Authority: WO
Inventors: 李卫荣; 孟庆彪; 李硕; 汤铁装; 冯涛; 杨洁丹; 曾超辉; 唐国平; 李文娟
Original assignee: 东莞宜安科技股份有限公司
Priority date: 2021-05-14
Filing date: 2021-08-03
Publication date: 2022-11-17
Also published as: CN216027987U

Abstract

A die-casting mold, comprising a mold plate (1), wherein the mold plate (1) is provided with a gate and riser (2), and the gate and riser (2) is in communication with a runner system (3); and the mold plate (1) is provided with several product cavities (4), the runner system (3) communicates with the product cavities (4), and exhaust systems (5) are arranged on the sides of the product cavities (4) away from the runner system (3).

Description

A die-casting mold

technical field

The utility model relates to the technical field of molds, in particular to a die-casting mold.

Background technique

my country's die-casting and casting industry is developing rapidly. With the rise of related industries such as automobiles, the die-casting mold industry has also been driven. However, its development still faces many bottlenecks. Technological innovation has always been a flaw in the domestic mold industry. The output of low-end molds is too large, and the production of high-end molds is insufficient, especially in the field of mold design technology. It is imperative for the die-casting and mold industries to increase production capacity and increase international influence.

The current high-pressure casting molds generally have one product cavity and one sprue, which cannot realize multiple castings in one mold, and the production efficiency is low.

Utility model content

In order to solve the above technical problems, the purpose of this utility model is to provide a die-casting mold. The cavity and runners of the mold are carefully designed to realize multiple cavities in one mold and improve production efficiency.

To achieve this purpose, the utility model adopts the following technical solutions: a die-casting mold, including a template, a riser is provided on the template, the riser is connected with the runner system, and the template is provided with A plurality of product cavities, the runner system communicates with the product cavities, and the side of the product cavity away from the runner system is provided with an exhaust system.

Further, a plurality of product cavities are arranged at intervals.

Further, the runner system includes a main channel, the inlet of the main channel communicates with the sprue riser, the outlet of the main channel communicates with the inlet of the branch channel, and the outlet of the branch channel communicates with the product type cavities connected.

Further, the main flow channel includes a connected first channel and a second channel, the second channel extends from the outlet of the first channel to both sides, the second channel is provided with a number of branch flow channels at intervals A number of exits connected by roads.

Further, the inlet of the branch channel communicates with the outlet of the second channel, and the outlets of several branch channels are arranged at intervals along the edge of the inner wall of the product cavity.

Further, the exhaust system includes several exhaust passages, and the air inlets of the several exhaust passages are arranged at intervals along the inner wall edge of the side of the product cavity away from the outlet of the branch channel.

Further, the air inlet of the exhaust channel is smaller in size than the outlet of the branch channel.

Further, the product cavity is shuttle-shaped.

Further, the formwork includes a movable mold or a fixed mold, and the runner system is arranged on the movable mold or the fixed mold.

Beneficial effects of the present utility model: the embodiment of the present utility model provides a die-casting mold, including a formwork, on which a sprue riser is arranged, and the sprue riser is connected with the runner system, and the formwork is provided with A plurality of product cavities, the runner system communicates with the product cavities, and the side of the product cavity away from the runner system is provided with an exhaust system. Through the design of multiple product cavities and runners in the mold, multiple product models can be met, and one mold with multiple cavities can be realized. This compact mold arrangement can save mold materials and reduce costs.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the present utility model, and those skilled in the art can also obtain other drawings according to these drawings without any creative effort.

Fig. 1 is the internal sectional view of a kind of die-casting mold that the utility model embodiment provides;

Fig. 2 is a cross-sectional view of a runner system of a die-casting mold provided by an embodiment of the present invention;

Fig. 3 is the exterior view of a kind of die-casting mold that the utility model embodiment provides;

Fig. 4 is an internal sectional view of a die-casting mold provided by an embodiment of the present invention.

In the figure: 1. Template; 2. Riser; 3. Sprue system; 30. Main channel; 31. Branch channel; 301. First channel; 302. Second channel; 4. Product cavity; 5. Row Air system; 6. Exhaust channel.

Detailed ways

The embodiment of the utility model provides a die-casting mold. The mold cavity and runners of the mold are carefully designed to realize multiple cavities in one mold and improve production efficiency. In order to make the purpose, features and advantages of the utility model more obvious and easy to understand, the technical solutions in the utility model embodiment will be clearly and completely described below in conjunction with the accompanying drawings in the utility model embodiment, Apparently, the embodiments described below are only some of the embodiments of the present invention, but not all of them. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

The technical scheme of the utility model will be further described below in conjunction with the accompanying drawings and through specific embodiments.

Example:

Please refer to Fig. 1, Fig. 1 is the internal sectional view of a kind of die-casting mold that the utility model embodiment provides, comprises template 1, is provided with sprue riser 2 on described template 1, described sprue riser 2 and sprue The system 3 is connected, the template 1 is provided with a number of product cavities 4, the runner system 3 communicates with the product cavity 4, and the product cavity 4 is set on the side far away from the runner system 3 Has an exhaust system5.

Specifically, on the template 1 of the die-casting mold, a pouring riser 2 is provided, and the liquid aluminum alloy material is injected from the pouring riser 2, and flows into the product cavity 4 through the runner system 3, and several products are arranged on the template 1 Cavity 4, through the setting of multiple cavities in one mold, the shape and structure of the product cavity 4 can be customized according to the needs of the product. Such a compact mold arrangement can save the cost of die-casting production. The shape and structure of the runner system 3 are also not limited, and can be customized according to customer needs to achieve efficient circulation.

Further, a plurality of product cavities 4 are arranged at intervals.

Specifically, as shown in Figure 1, there can be two product cavities 4, and the two product cavities 4 are symmetrically arranged, and the product cavity 4 can also be three or four, the number is not limited, and the product cavities 4 are arranged at intervals , can be designed according to requirements.

Further, the runner system 3 includes a main channel 30, the inlet of the main channel 30 communicates with the sprue riser 2, the outlet of the main channel 30 communicates with the inlet of the branch channel 31, and the branch channel 31 The outlet of the product is in communication with the cavity 4 of the product.

Specifically, the runner system 3 includes a main channel 30, the main channel 30 is connected to the branch channel 31, the branch channel 31, the branch channel 31 is arranged side by side at intervals, the outlet of the branch channel 31 communicates with the product cavity 4, and the poured metal liquid Inject from the pouring riser 2, flow through the main channel 30, and then flow into the product cavity through the branch channel 31. Since the branch channels 31 are multiple and arranged at intervals on the edge of the product cavity 4, the pouring efficiency is improved.

Further, the main channel 30 includes a connected first channel 301 and a second channel 302, the second channel 302 extends from the outlet of the first channel 301 to both sides, and the second channel 302 is arranged at intervals There are several outlets communicating with several said branch channels 31 .

Specifically, the main channel 30 is shaped like a tree trunk and branches, the first channel 301 is a straight cylindrical cavity, the first channel 301 is connected to the pouring riser 2, and the second channel 302 is extended from the first channel 301 on both sides. An outlet communicating with the branch channel 31 is provided on the second channel 302, so that the casting metal liquid flows into the branch channel 31 evenly.

Further, the inlet of the branch channel 31 communicates with the outlet of the second channel 302 , and the outlets of several branch channels 31 are arranged at intervals along the edge of the inner wall of the product cavity 4 .

Specifically, the outlets of the branch channels 31 are arranged at intervals along the edge of the product cavity 4, which increases the channels for the liquid metal to flow in.

Further, the exhaust system 5 includes several exhaust passages 6, the air inlets of the several exhaust passages 6 are along the inner wall of the side of the product cavity 4 away from the outlet of the branch channel 31 Edge interval setting.

Specifically, the exhaust system includes a plurality of exhaust passages 6, the air inlet of the exhaust passage 6 communicates with the product cavity 4, and the two symmetrical inner walls of the product cavity 4 communicate with the outlet of the branch channel 31 on one side, One side communicates with the inlet of exhaust passage 6.

Further, the air inlet of the exhaust channel 6 is smaller than the outlet of the branch channel 31 .

Specifically, the air inlet of the exhaust channel 6 is smaller than the outlet of the branch channel 31, so that after the liquid metal flows into the product cavity 4 from the outlet of the branch channel 31, the excess heat will flow from the inlet of the small exhaust channel 6. The gas port flows into the exhaust passage 6 and is discharged from the outlet of the exhaust passage 6.

Further, the product cavity 4 is in the shape of a shuttle.

Specifically, the product cavity 4 is in the shape of a shuttle and is used to make a handle, but it can also be in other shapes, and the structure and quantity of the product cavity 4 are not limited.

Further, the template 1 includes a movable mold or a fixed mold, and the runner system 3 is arranged on the movable mold or the fixed mold.

Specifically, the runner system 3 can be set on the movable mold or on the fixed mold.

To sum up, the embodiment of the present utility model provides a die-casting mold, including a template, on which a riser is provided, and the sprue and the runner system are connected, and several products are arranged on the template The cavity, the runner system communicates with the product cavity, and an exhaust system is provided on the side of the product cavity away from the runner system. Through the design of multiple product cavities and runners in the mold, multiple product models can be met, and one mold with multiple cavities can be realized. This compact mold arrangement can save mold materials and reduce costs.

As mentioned above, the above embodiments are only used to illustrate the technical solutions of the present utility model, and are not intended to limit it; although the utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: it still can Modifications are made to the technical solutions described in the foregoing embodiments, or equivalent replacements are made to some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the various embodiments of the present utility model .

Claims

A die-casting mold, characterized in that it includes a template (1), on which a riser (2) is provided, and the riser (2) communicates with a runner system (3), The template (1) is provided with a plurality of product cavities (4), the runner system (3) communicates with the product cavities (4), and the product cavities (4) are far away from the runners One side of the system (3) is provided with an exhaust system (5).
The die-casting mold according to claim 1, characterized in that a plurality of product cavities (4) are arranged at intervals.
The die-casting mold according to claim 1, characterized in that, the runner system (3) comprises a sprue (30), and the entrance of the sprue (30) communicates with the sprue (2), so The outlet of the main channel (30) communicates with the inlet of the branch channel (31), and the outlet of the branch channel (31) communicates with the product cavity (4).
The die-casting mold according to claim 3, characterized in that, the main flow channel (30) comprises a first passage (301) and a second passage (302) connected, and the second passage (302) is separated from the first passage (302). The outlet of one channel (301) extends to both sides, and the second channel (302) is provided with a plurality of outlets communicating with the plurality of branch channels (31) at intervals.
The die-casting mold according to claim 3, characterized in that, the inlet of the branch channel (31) communicates with the outlet of the second channel (302), and the outlets of several branch channels (31) are along the product The edges of the inner wall of the cavity (4) are arranged at intervals.
The die-casting mold according to claim 3, characterized in that, the exhaust system (5) includes several exhaust passages (6), and the air inlets of several exhaust passages (6) are along the The edge of the inner wall of the cavity (4) on the side away from the outlet of the branch channel (31) is arranged at intervals.
The die-casting mold according to claim 3, characterized in that the air inlet of the exhaust channel (6) is smaller in size than the outlet of the branch channel (31).
The die-casting mold according to claim 1, characterized in that, the product cavity (4) is shuttle-shaped.
The die-casting mold according to claim 1, characterized in that the template (1) comprises a movable mold or a fixed mold, and the runner system (3) is arranged on the movable mold or the fixed mold.