Efficient heat dissipation die-casting die

Abstract

The utility model discloses an efficient heat dissipation die-casting die, and relates to the technical field of die-casting dies, the efficient heat dissipation die-casting die comprises a die body, a heat dissipation material layer assembly is arranged on the inner wall of the die body, a heat dissipation mechanism is arranged on the outer surface of the die body, the heat dissipation mechanism comprises a long groove, and the long groove is formed in the bottom end of the die body; a cooling circulating pipe penetrates through the inner wall of one side of the long groove, the top end of the cooling circulating pipe is fixedly connected with the upper inner wall of the long groove, one end of the cooling circulating pipe is fixedly connected with a liquid inlet pipe, the other end of the cooling circulating pipe is fixedly connected with a liquid outlet pipe, and the inner walls of the two sides of the long groove are fixedly connected with a plurality of connecting rods; according to the die-casting die, the heat dissipation mechanism is arranged, the roundabout cooling channel is adopted, the standing time of cooling liquid in the die is prolonged, the flowing path of the cooling liquid in the die is increased, and therefore the heat exchange efficiency between the cooling liquid and the die is improved, and the heat dissipation efficiency of the die-casting die is improved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of die casting molds, in particular to a high-efficiency heat dissipation die casting mold. BACKGROUND

[0002] In modern industrial production, die casting is an important metal forming process, and a die casting mold, as a key tool for die casting production, directly affects the quality and production efficiency of die casting products. With the continuous development of industry, the demand for die casting products is increasing, and the requirements for die casting molds are also increasing. In the die casting process, high-temperature liquid metal is injected into the mold cavity and then rapidly cools and solidifies into a shape. However, due to the high heat generated during the die casting process, if the mold cannot dissipate heat in time and effectively, a series of problems will occur.

[0003] According to the related technology in the above, the inventor believes that the existing die casting mold has uneven heat dissipation, and the existing mold cooling channel design may have unreasonable places, which cannot well balance the heat absorption of the entire mold cavity surface, causing local overheating of the mold. CONTENT OF THE UTILITY MODEL

[0004] The purpose of the present application is to provide a high-efficiency heat dissipation die casting mold to improve the problem of uneven heat dissipation of the die casting mold.

[0005] The high-efficiency heat dissipation die casting mold provided by the present application adopts the following technical solution:

[0006] A high-efficiency heat dissipation die casting mold, comprising a mold body, a heat dissipation material layer assembly is arranged on the inner wall of the mold body, and a heat dissipation mechanism is arranged on the outer surface of the mold body, the heat dissipation mechanism comprises a long slot, the long slot is arranged at the bottom end of the mold body, a cooling circulation pipe is arranged through one side of the inner wall of the long slot, and the top end of the cooling circulation pipe is fixedly connected with the upper inner wall of the long slot, one end of the cooling circulation pipe is fixedly connected with an inlet pipe, the other end of the cooling circulation pipe is fixedly connected with an outlet pipe, a plurality of connecting rods are fixedly connected to the inner walls of the long slot, and the ends of the opposite faces of the corresponding two connecting rods are fixedly connected with a heat dissipation fan used in cooperation with the cooling circulation pipe.

[0007] By adopting the above technical solution, the heat dissipation material layer assembly is arranged on the inner wall of the mold body, and the heat dissipation mechanism is arranged on the outer surface, which can simultaneously dissipate heat from the inside and outside of the mold, improve the heat dissipation efficiency, the cooling liquid in the cooling circulation pipe can absorb the heat transferred from the mold body, the inlet pipe and the outlet pipe ensure the circulation of the cooling liquid, and the heat dissipation fan can accelerate the flow of air around the cooling circulation pipe, further improving the heat dissipation effect of the cooling circulation pipe, thereby realizing high-efficiency heat dissipation of the mold.

[0008] Optionally, the heat dissipation material layer assembly comprises a coating heat dissipation layer, an outer surface of the coating heat dissipation layer is fixedly connected with an inner wall of the mold body, an inner wall of the coating heat dissipation layer is fixedly connected with an internal heat dissipation channel material layer, and an inner wall of the internal heat dissipation channel material layer is fixedly connected with a heat dissipation fin material layer.

[0009] By adopting the above technical scheme, the coating heat dissipation layer can quickly conduct heat in the mold to the outside, the internal heat dissipation channel material layer can provide a channel for heat transfer, and the heat dissipation fin material layer can increase the heat dissipation area, so that the heat dissipation efficiency in the mold is improved through the synergistic effect of the three.

[0010] Optionally, a top end of the mold body is movably connected with an injection molding cover, and a top end of the injection molding cover is provided with a sprue body.

[0011] By adopting the above technical scheme, the injection molding cover can conveniently close the mold, so that the pressure casting process is ensured to be smoothly performed, and the sprue body provides a channel for the injection of molten metal.

[0012] Optionally, a top end of the sprue body is fixedly connected with a feed hopper, and the feed hopper is inverted conical.

[0013] By adopting the above technical scheme, the inverted conical feed hopper can conveniently guide the molten metal into the sprue body, so that the feeding efficiency is improved.

[0014] Optionally, the two side inner walls of the long groove are fixedly connected with a plurality of support seats used in cooperation with the cooling circulation pipe, and a bottom end of the cooling circulation pipe is fixedly connected with top ends of the plurality of support seats.

[0015] By adopting the above technical scheme, the support seat can fix and support the cooling circulation pipe, so that the stability of the cooling circulation pipe in the working process is ensured.

[0016] Optionally, the cooling circulation pipe is meandering, and an outer surface of the cooling circulation pipe is of heat dissipation material.

[0017] By adopting the above technical scheme, the meandering cooling circulation pipe increases the flow path and residence time of the cooling liquid at the bottom of the mold body, so that the heat exchange efficiency is improved, and the outer surface of the heat dissipation material can better dissipate heat to the surrounding environment.

[0018] Optionally, an outer surface of the mold body is respectively provided with a first mounting groove and a second mounting groove, inner walls of the first mounting groove and the second mounting groove are fixedly connected with a plurality of heat dissipation fins, and the corresponding plurality of heat dissipation fins are distributed at equal intervals.

[0019] By adopting the above technical scheme, the heat dissipation fins can increase the contact area of the mold body and air, so that the heat dissipation efficiency is improved, and the heat dissipation fins distributed at equal intervals can ensure the uniformity of heat dissipation.

[0020] Optionally, the paint heat dissipation layer, the internal heat dissipation channel material layer and the heat dissipation fin material layer are arranged in a sleeved form in sequence.

[0021] By using the above technical scheme, the three layers of materials are cooperated with each other in a sleeved form to form an efficient heat dissipation system, which can quickly and effectively reduce the temperature inside the mold.

[0022] In summary, the present application has at least one of the following beneficial technical effects:

[0023] 1. The utility model discloses a heat dissipation mechanism, adopts the circuitous cooling channel, increases the residence time and flow path of cooling liquid in the mold, thereby improves the heat exchange efficiency between cooling liquid and the mold, and further improves the heat dissipation efficiency of the die casting mold. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a structural schematic view of the utility model.

[0025] Figure 2 It is a structural schematic view of the heat dissipation mechanism of the utility model.

[0026] Figure 3 It is another view structural schematic view of the heat dissipation mechanism of the utility model.

[0027] Figure 4 It is a structural schematic view of the heat dissipation material layer assembly of the utility model.

[0028] In the drawing, 1, mold body;2, heat dissipation mechanism;21, liquid inlet pipe;22, liquid outlet pipe;23, connecting rod;24, long groove;25, heat dissipation fan;26, support seat;27, first installation groove;28, heat dissipation fin;29, cooling circulation pipe;201, second installation groove;3, heat dissipation material layer assembly;31, paint heat dissipation layer;32, internal heat dissipation channel material layer;33, heat dissipation fin material layer;4, sprue body;5, injection cover;6, feed hopper. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings Figure 1 - the drawings Figure 4 The present application will be further described in detail.

[0030] An efficient heat dissipation die casting mold, referring to Figure 1The utility model relates to a heat dissipation performance improved die casting die, including mould body 1, injection cover 5, gate body 4, feed hopper 6, heat dissipation material layer subassembly 3 and heat dissipation mechanism 2, injection cover 5 sets up at the top of mould body 1, and injection cover 5 plays to facilitate the capping mould body 1, and gate body 4 is set up at the top of injection cover 5, and the setting of gate body 4 is convenient for adding the raw material of needing using to mould body 1, feed hopper 6 is conical shape, and the bottom of feed hopper 6 is fixedly connected with the top of gate body 4, and the setting of feed hopper 6 further facilitates to add raw material, and heat dissipation material layer subassembly 3 sets up at the inner wall of mould body 1, and the setting of heat dissipation material layer subassembly 3 is convenient for improving the heat dissipation performance of die casting die through the improvement of mould material, and heat dissipation mechanism 2 sets up at the bottom and four ends of mould body 1, and the setting of heat dissipation mechanism 2 is convenient for optimizing the heat dissipation channel, and improves the heat dissipation efficiency of die casting die.

[0031] Referring to Figure 2 and Figure 3, the heat dissipation mechanism 2 includes a long slot 24, a cooling circulation pipe 29, a support seat 26, a liquid inlet pipe 21, a liquid outlet pipe 22, a connecting rod 23, a heat dissipation fan 25, a first mounting slot 27, a second mounting slot 201 and a heat dissipation fin 28, the long slot 24 is opened at the bottom end of the mold body 1, both ends of the cooling circulation pipe 29 penetrate the inner wall of one side of the long slot 24, the setting of the cooling circulation pipe 29 facilitates the uniform circulation of the cooling liquid to absorb heat, realizes efficient heat dissipation, and the top end of the cooling circulation pipe 29 is fixedly connected with the upper inner wall of the long slot 24, which facilitates the stable installation of the cooling circulation pipe 29, the support seat 26 is provided with two, both ends of the two support seats 26 are fixedly connected with the inner walls of both sides of the long slot 24, and the bottom end of the cooling circulation pipe 29 is fixedly connected with the top end of the two support seats 26, which facilitates the auxiliary support of the support seat 26 to the cooling circulation pipe 29, the cooling circulation pipe 29 is in a meandering shape, and the outer surface of the cooling circulation pipe 29 is of a heat dissipation material, which facilitates the improvement of the cooling and heat dissipation effect, one end of the liquid inlet pipe 21 and the liquid outlet pipe 22 is fixedly connected with both ends of the cooling circulation pipe 29, the liquid inlet pipe 21 and the liquid outlet pipe 22 are connected with an external cooling liquid supply source, which facilitates the circulation of the cooling liquid, the connecting rod 23 is provided with six, one end of the six connecting rods 23 is fixedly connected with the inner walls of both sides of the long slot 24, the heat dissipation fan 25 is provided with three, both ends of the heat dissipation fan 25 are fixedly connected with one end of the opposite connecting rod 23, the connecting rod 23 facilitates the provision of an installation position for the heat dissipation fan 25, the heat dissipation fan 25 is used in cooperation with the cooling circulation pipe 29 to further improve the heat dissipation effect, the first mounting slot 27 and the second mounting slot 201 are both provided with two, the first mounting slot 27 and the second mounting slot 201 are both opened on the outer surface of the mold body 1, the heat dissipation fin 28 is provided with a plurality of, the corresponding plurality of heat dissipation fins 28 are distributed at equal intervals, and one end of the plurality of heat dissipation fins 28 is fixedly connected with the inner walls of one side of the two first mounting slots 27 and the two second mounting slots 201, the heat dissipation fin 28 can increase the contact area of the mold body 1 and the air, improve the heat dissipation efficiency, so that the die casting mold has the performance of efficient heat dissipation.

[0032] Referring to Figure 4 , the heat dissipation material layer assembly 3 includes a paint heat dissipation layer 31, an internal heat dissipation channel material layer 32 and a heat dissipation fin material layer 33, the outer surface of the paint heat dissipation layer 31 is fixedly connected with the inner wall of the mold body 1, the paint heat dissipation layer 31 can quickly conduct heat out of the mold interior, the outer surface of the internal heat dissipation channel material layer 32 is fixedly connected with the inner wall of the paint heat dissipation layer 31, the internal heat dissipation channel material layer 32 can provide a channel for heat transfer, the outer surface of the heat dissipation fin material layer 33 is fixedly connected with the inner wall of the internal heat dissipation channel material layer 32, the heat dissipation fin material layer 33 can increase the heat dissipation area, and the paint heat dissipation layer 31, the internal heat dissipation channel material layer 32 and the heat dissipation fin material layer 33 are sequentially arranged in a sleeved manner, and the three cooperate to optimize the mold material and improve the heat dissipation efficiency of the mold interior.

[0033] The implementation principle of the embodiment of the present application is that: first, when the die casting mold starts to work, the molten metal liquid is poured from the feeding hopper 6, enters the inside of the mold body 1 through the gate body 4, at this time a large amount of heat will be generated in the mold body 1.

[0034] Through the heat dissipation material layer assembly 3, the coating heat dissipation layer 31 first quickly conducts the heat in the inside of the mold out, and then the heat is transmitted to the internal heat dissipation channel material layer 32, which guides the heat to be concentrated to the heat dissipation fin material layer 33.

[0035] The heat dissipation fin material layer 33 greatly increases the contact area with the inside of the mold by virtue of its large-area fin structure, efficiently absorbs the heat from the internal heat dissipation channel material layer 32, and is ready to dissipate it to the surrounding environment.

[0036] At the same time, the heat dissipation mechanism 2 in the mold body 1 also operates synchronously, and the cooling liquid continuously flows into the cooling circulation pipe 29 through the liquid inlet pipe 21. Since the cooling circulation pipe 29 is in a meandering shape and the outer surface is made of heat dissipation material, the cooling liquid can fully absorb the heat transferred from the mold body 1 during the process of flowing through the cooling circulation pipe 29.

[0037] Then the heat is taken away by flowing out through the liquid outlet pipe 22, and the supporting seat 26 plays a fixing and supporting role for the cooling circulation pipe 29, ensuring the stability of the cooling circulation pipe 29 during the working process.

[0038] At the same time, the cooling circulation pipe 29 works, the heat dissipation fan 25 starts to work, accelerates the flow of air around the cooling circulation pipe 29, and further improves the heat dissipation effect of the cooling circulation pipe 29.

[0039] At the same time, the plurality of heat dissipation fins 28 in the first mounting groove 27 and the second mounting groove 201 opened on the outer surface of the mold body 1 also play a role, so that the heat of the mold body 1 can be dissipated to the surrounding environment more quickly, thereby making the die casting mold structure have high heat dissipation performance.

[0040] The embodiments of the specific embodiment are the preferred embodiments of the present application, and are not limited to the protection scope of the present application, wherein the same parts are indicated by the same reference numerals. Therefore: any equivalent changes made according to the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. A high-efficiency heat dissipation die-casting mold, comprising a mold body (1), characterized in that: The inner wall of the mold body (1) is provided with a heat dissipation material layer assembly (3), and the outer surface of the mold body (1) is provided with a heat dissipation mechanism (2); The heat dissipation mechanism (2) includes a long groove (24), which is located at the bottom of the mold body (1). A cooling circulation pipe (29) is provided through one side of the inner wall of the long groove (24), and the top end of the cooling circulation pipe (29) is fixedly connected to the upper inner wall of the long groove (24). One end of the cooling circulation pipe (29) is fixedly connected to an inlet pipe (21), and the other end of the cooling circulation pipe (29) is fixedly connected to an outlet pipe (22). Multiple connecting rods (23) are fixedly connected to both sides of the inner wall of the long groove (24), and the opposite ends of two corresponding connecting rods (23) are fixedly connected to a cooling fan (25) used in conjunction with the cooling circulation pipe (29).

2. The high-efficiency heat dissipation die-casting mold according to claim 1, characterized in that: The heat dissipation material layer assembly (3) includes a coating heat dissipation layer (31), the outer surface of which is fixedly connected to the inner wall of the mold body (1), the inner wall of which is fixedly connected to an internal heat dissipation channel material layer (32), and the inner wall of which is fixedly connected to a heat dissipation fin material layer (33).

3. The high-efficiency heat dissipation die-casting mold according to claim 1, characterized in that: The top of the mold body (1) is movably attached to an injection cap (5), and the top of the injection cap (5) is provided with a gate body (4).

4. The high-efficiency heat dissipation die-casting mold according to claim 3, characterized in that: The top of the gate body (4) is fixedly connected to a feed hopper (6), and the feed hopper (6) is in the shape of an inverted cone.

5. The high-efficiency heat dissipation die-casting mold according to claim 1, characterized in that: The inner walls on both sides of the long groove (24) are fixedly connected to a number of support seats (26) used in conjunction with the cooling circulation pipe (29), and the bottom end of the cooling circulation pipe (29) is fixedly connected to the top end of the multiple support seats (26).

6. The high-efficiency heat dissipation die-casting mold according to claim 1, characterized in that: The cooling circulation pipe (29) is in a meandering shape, and the outer surface of the cooling circulation pipe (29) is made of a heat-dissipating material.

7. The high-efficiency heat dissipation die-casting mold according to claim 1, characterized in that: The outer surface of the mold body (1) is provided with a first mounting groove (27) and a second mounting groove (201). The inner walls of the first mounting groove (27) and the second mounting groove (201) are fixedly connected with a plurality of heat sinks (28), and the corresponding plurality of heat sinks (28) are distributed at equal intervals.

8. The high-efficiency heat dissipation die-casting mold according to claim 2, characterized in that: The coating heat dissipation layer (31), the internal heat dissipation channel material layer (32), and the heat dissipation fin material layer (33) are arranged in a nested manner.

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