Injection mold for lampshade of automobile warning lamp

Abstract

The utility model discloses an injection mold for a lampshade of an automobile warning lamp, which comprises a lower mold and an upper mold, the upper mold is arranged on the lower mold and is connected with the lower mold through a connecting component, a lower mold inner cavity is arranged on the lower mold and is of a U-shaped structure, radiating fins are arranged on the inner wall of the lower mold inner cavity, and the radiating fins are arranged on the lower mold inner cavity. According to the injection mold for the lampshade of the automobile warning lamp, the lower mold is provided with the lower mold inner cavity, the multiple cooling fins are installed on the inner wall of the lower mold inner cavity, in the injection molding process, heat generated by injection molding can pass through the multiple cooling fins, rapid dissipation of the temperature can be achieved, the heat dissipation and ventilation assembly is arranged, and the heat dissipation and ventilation efficiency is improved. And front and back heat dissipation holes, side wall heat dissipation holes and bottom heat dissipation holes in the heat dissipation ventilation assembly can achieve the rapid heat dissipation effect, an air blowing connector is arranged, an air blowing pipeline is connected with the air blowing connector, air blowing heat dissipation is conducted on an inner cavity of the lower die, and the heat dissipation effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of warning light lampshade production, in particular to an injection mold for an automobile warning light lampshade. Background Art

[0002] Warning lights are generally used to maintain road safety. They are usually used in police cars, engineering vehicles, fire trucks, ambulances, prevention and management vehicles, road maintenance vehicles, tractors, emergency A / S vehicles, mechanical equipment and other developments. They are used as control signal interlocks in electrical control circuits in machinery, electricity, machine tools, chemicals, telecommunications, ships, etc. There are lampshades on car warning lights.

[0003] The warning light cover for automobiles is produced by injection molding. After the upper and lower molds are closed, the mold will have a high temperature after injection molding. It takes a lot of time to cool down naturally and wait for the temperature to drop before taking out the molded lampshade. Therefore, an injection mold for an automobile warning light cover is proposed. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides an injection mold for a lampshade of an automobile warning light, which is used to solve the above problems.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] An injection mold for a car warning light lampshade comprises a lower mold and an upper mold, wherein the upper mold is mounted on the lower mold and connected via a connecting assembly, the lower mold is provided with an inner cavity of the lower mold, the inner cavity of the lower mold is arranged in a U-shaped structure, a heat sink is mounted on the inner wall of the inner cavity of the lower mold, a heat dissipation and ventilation assembly is provided on the lower mold, an atomization assembly is provided on the lower mold, and the atomization assembly is located in the inner cavity of the lower mold.

[0007] Preferably, the heat dissipation and ventilation assembly includes front and rear heat dissipation holes opened on the front and rear of the lower mold, and side wall heat dissipation holes are opened on one side of the lower mold, and the side wall heat dissipation holes and the front and rear heat dissipation holes are all connected to the internal cavity of the lower mold.

[0008] Preferably, a blowing interface is provided on one side of the lower mold, and the blowing interface is communicated with the inner cavity of the lower mold.

[0009] Preferably, a bottom notch is provided on the bottom side of the lower mold, and a bottom heat dissipation hole is provided on the inner wall of the bottom top side of the bottom notch, and the bottom heat dissipation hole is communicated with the inner cavity of the lower mold.

[0010] Preferably, the atomization assembly includes a water storage air bag installed on one side of the lower mold, one side of the water storage air bag is connected to a delivery pipe, a delivery hole is opened on the lower mold, the delivery pipe is connected to the delivery hole, the delivery hole is connected to the internal cavity of the lower mold, a connecting pipe is installed on the inner wall of the internal cavity of the lower mold, the connecting pipe is connected to the delivery hole, and a plurality of atomizing nozzles are arranged on the bottom side of the connecting pipe.

[0011] Preferably, the water storage air bag is connected to a liquid adding port, and a sealing cover is provided on the liquid adding port.

[0012] Preferably, the connecting assembly includes a lower fixing block fixedly mounted on one side of the lower mold, an upper fixing block fixedly mounted on one side of the upper mold, and connecting bolts are connected to the lower fixing block and the upper fixing block.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the injection mold of the automobile warning light lampshade is provided with a lower mold internal cavity on the lower mold, and a plurality of heat sinks are installed on the inner wall of the lower mold internal cavity. During the injection molding process, the heat of injection molding can be rapidly dissipated through the plurality of heat sinks, and the heat dissipation ventilation component is provided, and the front and rear heat dissipation holes, the side wall heat dissipation holes and the bottom heat dissipation holes on the heat dissipation ventilation component can achieve the effect of rapid heat dissipation. The provided blowing interface connects the blowing duct with the blowing interface to achieve the blowing heat dissipation of the lower mold internal cavity, and the heat dissipation effect is good;

[0014] During the process of blowing and dissipating heat, the water storage air bag on the atomizing component is pressed, and the liquid is sprayed out through multiple atomizing nozzles. The atomized water solution after spraying is blown into the inner cavity of the lower mold with the help of blowing air. The atomized liquid can absorb heat and thus dissipate heat quickly. Through rapid heat dissipation, the time for removing the lampshade after injection molding can be saved, and the production speed will be faster. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a left-side perspective structural diagram of the utility model;

[0016] Figure 2 It is a schematic diagram of the structure of the utility model from the right side;

[0017] Figure 3 This is a schematic diagram of the structure of the utility model when viewed from above;

[0018] Figure 4 It is a schematic diagram of the structure of the utility model in cross section;

[0019] Figure 5 For this utility model Figure 2 Schematic diagram of the structure of part A.

[0020] In the figure: 1. lower mold; 2. upper mold; 3. inner cavity of lower mold; 4. heat sink; 5. front and rear heat dissipation holes; 6. side wall heat dissipation holes; 7. blowing interface; 8. bottom notch; 9. bottom heat dissipation holes; 10. water storage air bag; 11. delivery pipe; 12. delivery hole; 13. connecting pipe; 14. atomizing nozzle; 15. liquid addition port; 16. lower fixing block; 17. upper fixing block; 18. connecting bolts. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Example: Refer to Figure 1-5 An injection mold for a car warning light cover comprises a lower mold 1 and an upper mold 2. The upper mold 2 is mounted on the lower mold 1 and connected via a connecting assembly. The lower mold 1 is provided with a lower mold internal cavity 3. The lower mold internal cavity 3 is arranged in a U-shaped structure. A heat sink 4 is mounted on the inner wall of the lower mold internal cavity 3. A plurality of heat sinks 4 are mounted on the inner wall of the lower mold internal cavity 3. During the injection molding process, the heat of the injection molding can be rapidly dissipated through the plurality of heat sinks 4. The lower mold 1 is provided with a heat dissipation and ventilation assembly. The lower mold 1 is provided with an atomization assembly, and the atomization assembly is located in the lower mold internal cavity 3.

[0023] Specifically, the heat dissipation and ventilation component includes front and rear heat dissipation holes 5 opened on the front and rear of the lower mold 1, a side wall heat dissipation holes 6 are opened on one side of the lower mold 1, the side wall heat dissipation holes 6 and the front and rear heat dissipation holes 5 are all connected with the internal cavity 3 of the lower mold, a blowing interface 7 is provided on one side of the lower mold 1, the blowing interface 7 is connected with the internal cavity 3 of the lower mold, a bottom slot 8 is opened on the bottom side of the lower mold 1, and bottom heat dissipation holes 9 are opened on the inner wall of the bottom top side of the bottom slot 8, and the bottom heat dissipation holes 9 are connected with the internal cavity 3 of the lower mold. The heat dissipation and ventilation component, the front and rear heat dissipation holes 5, the side wall heat dissipation holes 6 and the bottom heat dissipation holes 9 on the heat dissipation and ventilation component can achieve the effect of rapid heat dissipation, the bottom slot 8 is set to facilitate the heat dissipation of the bottom heat dissipation holes 9, the blowing interface 7 is set, after the injection molding is completed, the blowing duct is connected to the blowing interface 7 to achieve blowing heat dissipation of the internal cavity 3 of the lower mold, and the heat dissipation effect is good.

[0024] Specifically, the atomizing assembly includes a water storage air bag 10 installed on one side of the lower mold 1, a delivery pipe 11 is connected to one side of the water storage air bag 10, a delivery hole 12 is opened on the lower mold 1, the delivery pipe 11 is connected to the delivery hole 12, the delivery hole 12 is connected to the inner cavity 3 of the lower mold, a connecting pipe 13 is installed on the inner wall of the inner cavity 3 of the lower mold, the connecting pipe 13 is connected to the delivery hole 12, a plurality of atomizing nozzles 14 are arranged on the bottom side of the connecting pipe 13, a liquid adding port 15 is connected to the water storage air bag 10, and the liquid adding port A sealing cover is provided on 15. During the process of blowing and dissipating heat, the water storage air bag 10 on the atomizing component is pressed. After the water storage air bag 10 is squeezed, the liquid inside will be transported to the connecting pipe 13 through the delivery pipe 11 and the delivery hole 12, and finally sprayed out through multiple atomizing nozzles 14. The atomized water solution after spraying is blown into the inner cavity 3 of the lower mold with the help of blowing air. The atomized liquid can absorb heat, thereby quickly dissipating heat. Through rapid heat dissipation, the time for removing the lampshade after injection molding can be saved, and the production speed will be faster.

[0025] Specifically, the connecting assembly includes a lower fixed block 16 fixedly installed on one side of the lower mold 1, and an upper fixed block 17 fixedly installed on one side of the upper mold 2. The lower fixed block 16 and the upper fixed block 17 are connected with connecting bolts 18. The connecting assembly is set, and the connecting bolts 18 on the connecting assembly can connect the lower fixed block 16 and the upper fixed block 17 together to achieve docking of the lower mold 1 and the upper mold 2.

[0026] When in use: the warning light cover for automobiles is produced by an injection mold, and the injection mold consists of a lower mold 1 and an upper mold 2. After the molds are closed, injection molding can be carried out. A lower mold internal cavity 3 is provided on the lower mold 1, and a plurality of heat sinks 4 are installed on the inner wall of the lower mold internal cavity 3. During the injection molding process, the heat of injection can be quickly dissipated through the plurality of heat sinks 4. The heat dissipation and ventilation components are provided, and the front and rear heat dissipation holes 5, the side wall heat dissipation holes 6 and the bottom heat dissipation holes 9 on the heat dissipation and ventilation components can achieve the effect of rapid heat dissipation. The bottom notch 8 is provided to facilitate the heat dissipation of the bottom heat dissipation holes 9. The blowing interface 7 is provided. After the injection molding is completed, the blowing duct is connected to the blowing interface 7 to achieve the internal cavity 3 of the lower mold. The air blowing method has good heat dissipation effect. During the process of air blowing and heat dissipation, the water storage airbag 10 on the atomizing component is pressed. After the water storage airbag 10 is squeezed, the liquid inside will be transported to the connecting pipe 13 through the delivery pipe 11 and the delivery hole 12, and finally sprayed out through multiple atomizing nozzles 14. The atomized water solution after spraying is blown into the inner cavity 3 of the lower mold with the help of air blowing. The atomized liquid can absorb heat, thereby quickly dissipating the heat. Through rapid heat dissipation, the time for removing the lampshade after injection molding can be saved, and the production speed will be faster. The connecting component and the connecting bolt 18 on the connecting component can connect the lower fixing block 16 and the upper fixing block 17 together, so as to achieve docking between the lower mold 1 and the upper mold 2, which is easy to use.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An injection mold for a car warning light cover, comprising a lower mold (1) and an upper mold (2), characterized in that: The upper mold (2) is mounted on the lower mold (1) and connected via a connecting assembly. The lower mold (1) is provided with a lower mold internal cavity (3), the lower mold internal cavity (3) is arranged in a U-shaped structure, a heat sink (4) is mounted on the inner wall of the lower mold internal cavity (3), the lower mold (1) is provided with a heat dissipation and ventilation assembly, the lower mold (1) is provided with an atomization assembly, the atomization assembly is located in the lower mold internal cavity (3), the atomization assembly comprises a water storage air bag (10) mounted on one side of the lower mold (1), one side of the water storage air bag (10) is connected to a delivery pipe (11), the lower mold (1) is provided with a delivery hole (12), the delivery pipe (11) is connected to the delivery hole (12), the delivery hole (12) is connected to the lower mold internal cavity (3), a connecting pipe (13) is mounted on the inner wall of the lower mold internal cavity (3), the connecting pipe (13) is connected to the delivery hole (12), and a plurality of atomization nozzles (14) are arranged on the bottom side of the connecting pipe (13).

2. The injection mold for the automobile warning light cover according to claim 1, characterized in that: The heat dissipation and ventilation assembly comprises front and rear heat dissipation holes (5) formed on the front and rear of the lower mold (1); a side wall heat dissipation hole (6) is formed on one side of the lower mold (1); the side wall heat dissipation hole (6) and the front and rear heat dissipation holes (5) are all connected to the inner cavity (3) of the lower mold.

3. The injection mold for the automobile warning light cover according to claim 2, characterized in that: A blowing interface (7) is provided on one side of the lower mold (1), and the blowing interface (7) is connected to the inner cavity (3) of the lower mold.

4. The injection mold for the automobile warning light cover according to claim 2, characterized in that: A bottom notch (8) is provided on the bottom side of the lower mold (1), and a bottom heat dissipation hole (9) is provided on the inner wall of the top side of the bottom side of the bottom notch (8), and the bottom heat dissipation hole (9) is connected to the inner cavity (3) of the lower mold.

5. The injection mold for the automobile warning light cover according to claim 1, characterized in that: The water storage air bag (10) is connected to a liquid adding port (15), and a sealing cover is provided on the liquid adding port (15).

6. The injection mold for the automobile warning light cover according to claim 1, characterized in that: The connection assembly comprises a lower fixing block (16) fixedly mounted on one side of the lower mould (1), an upper fixing block (17) fixedly mounted on one side of the upper mould (2), and connecting bolts (18) are connected to the lower fixing block (16) and the upper fixing block (17).

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