Injection mold easy to dissipate heat

Abstract

The utility model relates to the field of injection molds, and discloses an injection mold easy to dissipate heat, the injection mold comprises a lower mold, an upper mold is arranged at the upper end of the lower mold, a cooling groove is formed in the inner wall of the lower mold, two mounting frames are fixedly connected to the inner wall of the cooling groove, and two autorotation fans are fixedly connected to one side of each mounting frame; two cooling pipes are arranged on the inner wall of each cooling groove, two heat dissipation plates are fixedly connected to the inner wall of each cooling groove, and a plurality of ventilation grooves are formed in the inner wall of the lower mold. According to the cooling device, through the arranged self-rotating fan, wind power can be generated in the cooling groove of the lower mold, cooling liquid in the cooling pipe is matched with a heat dissipation plate, cooling can be conveniently conducted on the wind, the lower mold can be cooled, and meanwhile under the action of a plurality of ventilation grooves formed in the lower mold, the cooling effect of the lower mold is improved. The contact area between cold air and the lower die can be increased, and therefore the cooling effect on the lower die is improved.

Description

Technical Field

[0001] The present application relates to the field of injection molds, and in particular to an injection mold that is easy to dissipate heat. Background Art

[0002] In people's lives, plastic products are widely used in various fields. Injection molds are needed in the production of plastic products. Injection molds are a tool used to produce plastic products. They can give plastic products a complete structure and precise size. Injection molds mainly include mold closing, plastic feeding, injection, pressure maintenance, cooling, mold opening and demoulding when producing plastic products.

[0003] However, the existing injection molds mostly use single air cooling to dissipate heat, which has a poor effect on the heat dissipation of the mold and easily affects the production efficiency.

[0004] The above information disclosed in the background technology is only used to increase the understanding of the background technology of the present application, and therefore, it may include information that does not constitute the prior art known to ordinary technicians in the field. Utility Model Content

[0005] In order to solve the problem that the existing injection mold has a poor heat dissipation effect, the present application provides an injection mold that is easy to dissipate heat.

[0006] The present application provides an injection mold that is easy to dissipate heat and adopts the following technical solution:

[0007] An injection mold that is easy to dissipate heat, comprises a lower mold, an upper mold is arranged at the upper end of the lower mold, a cooling groove is opened on the inner wall of the lower mold, two mounting frames are fixedly connected to the inner walls of the cooling grooves, two self-rotating fans are fixedly connected to one side of the mounting frames, two cooling pipes are arranged on the inner walls of the cooling grooves, two heat dissipation plates are fixedly connected to the inner walls of the cooling grooves, a plurality of ventilation grooves are opened on the inner wall of the lower mold, two protective plates are arranged at the upper ends of the ventilation grooves, two dustproof nets are arranged on the inner walls of the cooling grooves, and a plurality of clip-on components are arranged on the outer walls of the dustproof nets.

[0008] Preferably, the clamping assembly includes a hole sleeve, a rotating rod and a clamping block, the outer wall of the cooling groove is provided with a plurality of mounting grooves, the outer wall of the dustproof net is fixedly connected to the plurality of hole sleeves, the inner wall of the mounting groove is rotatably connected to the rotating rod, the rod body of the rotating rod is fixedly connected to the clamping block, and the hole sleeve is clamped in cooperation with the rotating rod and the clamping block.

[0009] Preferably, the inner walls of the cooling grooves are fixedly connected to two fixing frames, and the inner walls of the fixing frames are fixedly connected to the cooling pipes.

[0010] Preferably, one side of the cooling tube is fixedly connected to a liquid inlet pipe, and the other end of the cooling tube is fixedly connected to a liquid outlet pipe.

[0011] Preferably, the upper surface of the lower mold is provided with a plurality of rotation grooves, the inner wall of the rotation groove is rotatably connected with a pressing plate, and the lower end of the pressing plate is tightly fitted with the protective plate.

[0012] Preferably, the inner walls of the cooling groove are fixedly connected to two placement frames, and the outer walls of the placement frames are tightly fitted with the dustproof net.

[0013] In summary, this application includes the following beneficial technical effects:

[0014] 1. The self-rotating fan can generate wind force inside the cooling groove of the lower mold. The coolant inside the cooling pipe and the heat sink can cool the wind and cool the lower mold. At the same time, the contact area between the cold air and the lower mold can be increased by providing multiple ventilation grooves inside the lower mold, thereby improving the cooling effect on the lower mold. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the embodiment of the application;

[0016] Figure 2 is a schematic diagram of the structure of the ventilation slot of the embodiment of the application;

[0017] Figure 3 Schematic diagram of the cooling tube structure of the embodiment of the application

[0018] Figure 4 is a schematic structural diagram of a self-rotating fan according to an embodiment of the application;

[0019] Figure 5 It is a schematic diagram of the structure of the clamping assembly of the embodiment of the application.

[0020] Explanation of the accompanying drawings: 1. lower mold; 2. upper mold; 3. mounting frame; 4. self-rotating fan; 5. cooling pipe; 6. fixing frame; 7. heat sink; 8. liquid inlet pipe; 9. liquid outlet pipe; 10. ventilation slot; 11. protective plate; 12. pressure plate; 13. dustproof net; 14. placement frame; 15. hole sleeve; 16. rotating rod; 17. block. DETAILED DESCRIPTION

[0021] The following is combined with Figure 1-5 This application is described in further detail.

[0022] The present application embodiment discloses an injection mold that is easy to dissipate heat, referring to Figure 1, including a lower mold 1, an upper mold 2 is arranged at the upper end of the lower mold 1, the lower mold 1 and the upper mold 2 can be fixed to the injection molding device, the inner wall of the lower mold 1 is provided with a cooling groove, the inner wall of the cooling groove is fixedly connected to two mounting frames 3, one side of the mounting frames 3 is fixedly connected to two self-rotating fans 4, which can supply air to the inside of the cooling groove, the inner wall of the cooling groove is provided with two cooling pipes 5, which can store coolant and facilitate cooling the gas sent into the cooling groove, the inner wall of the cooling groove is fixedly connected to two heat sinks 7, and the inner wall of the lower mold 1 is provided with multiple A ventilation slot 10, an opening on one side of the ventilation slot 10 is arranged on the inner wall of the cooling slot, and an opening on the other side is arranged on the surface of the lower mold 1, which can increase the contact area between the cooling gas and the lower mold 1 and improve the heat dissipation effect. Two protective plates 11 are arranged on the upper ends of the ventilation slots 10 to filter dust and prevent dust from entering the interior of the cooling slot through the ventilation slots 10. Two dustproof nets 13 are arranged on the inner walls of the cooling slots to reduce dust from entering the interior of the cooling slots. The outer walls of the dustproof nets 13 are provided with multiple clamping components to fix the dustproof nets 13;

[0023] Specifically, refer to Figure 5 The clamping assembly includes a hole sleeve 15, a rotating rod 16 and a clamping block 17. The outer wall of the cooling groove is provided with a plurality of mounting grooves. The outer wall of the dustproof net 13 is fixedly connected to the plurality of hole sleeves 15. The inner wall of the mounting groove is rotatably connected to the rotating rod 16. The rod body of the rotating rod 16 is fixedly connected to the clamping block 17. The hole sleeve 15 is clamped and matched with the rotating rod 16 and the clamping block 17. The rotating rod 16 can drive the clamping block 17 on the rod body to rotate, so as to facilitate the alignment of the clamping block 17 with the position of the opening on the surface of the hole sleeve 15, thereby facilitating the removal of the hole sleeve 15 from the rod body of the rotating rod 16 and facilitating the fixing of the dustproof net 13.

[0024] Reference Figure 4 The inner walls of the cooling grooves are fixedly connected with two fixing frames 6 , which can facilitate the installation and fixing of the cooling pipe 5 , and the inner walls of the fixing frames 6 are fixedly connected with the cooling pipe 5 .

[0025] Reference Figure 2 One side of the cooling tube 5 is fixedly connected with a liquid inlet pipe 8, which can be connected to an external water pump to transfer the external coolant to the inside of the cooling tube 5 inside the cooling tank, so as to facilitate cooling the air sent into the cooling tank. The other end of the cooling tube 5 is fixedly connected with a liquid outlet pipe 9, so as to facilitate the discharge of the used coolant.

[0026] Reference Figure 3The upper surface of the lower mold 1 is provided with a plurality of rotating grooves, the inner wall of the rotating groove is rotatably connected with a pressing plate 12, the lower end of the pressing plate 12 is tightly fitted with the protective plate 11, and the upper surface of the pressing plate 12 is provided with a protrusion, which can facilitate the rotation of the pressing plate 12. The protective plate 11 can be conveniently fixed to the air outlet of the ventilation slot 10 by fitting the surface of the pressing plate 12 with the protective plate 11.

[0027] Reference Figure 4 The inner wall of the cooling tank is fixedly connected with two placement frames 14, which can facilitate the installation of the dustproof net 13, and the outer wall of the placement frame 14 is tightly fitted with the dustproof net 13.

[0028] The implementation principle of an injection mold that is easy to dissipate heat in an embodiment of the present application is as follows: when in use, the lower mold 1 is installed on the fixed template of the injection molding machine by bolts, etc., and the upper mold 2 is installed on the movable template of the injection molding machine by bolts, etc., and the movable template can drive the upper mold 2 to move by a moving device such as a linear guide or a hydraulic cylinder, so that the upper mold 2 is lifted and lowered, which is convenient for processing plastic products. When it is necessary to dissipate heat for the lower mold 1, the self-rotating fan 4 can be started, and the self-rotating fan 4 can supply air to the inside of the cooling tank. The coolant is transferred to the inside of the cooling pipe 5 through the liquid inlet pipe 8 through an external water pump, and the wind passing through the surface of the cooling pipe 5 can be cooled. At the same time, the cooling effect can be improved when the cooled wind passes through the heat sink 7. Then, the cooling gas inside the cooling tank can be moved to the upper surface of the lower mold 1 through the ventilation groove 10, thereby dissipating heat for the lower mold 1. At the same time, the protective plate 11 and the dustproof net 13 provided can reduce the dust from entering the ventilation groove 10 and the inside of the cooling groove.

[0029] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0030] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0031] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

[0032] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. An injection mold that is easy to dissipate heat, comprising a lower mold (1), characterized in that: An upper mold (2) is arranged at the upper end of the lower mold (1), a cooling groove is provided on the inner wall of the lower mold (1), two mounting frames (3) are fixedly connected to the inner wall of the cooling groove, two self-rotating fans (4) are fixedly connected to one side of the mounting frames (3), two cooling pipes (5) are provided on the inner wall of the cooling groove, two heat dissipation plates (7) are fixedly connected to the inner wall of the cooling groove, a plurality of ventilation grooves (10) are provided on the inner wall of the lower mold (1), two protective plates (11) are provided at the upper ends of the ventilation grooves (10), two dustproof nets (13) are provided on the inner wall of the cooling groove, and a plurality of snap-on components are provided on the outer wall of the dustproof net (13).

2. The injection mold that is easy to dissipate heat according to claim 1, characterized in that: The clamping assembly comprises a hole sleeve (15), a rotating rod (16) and a clamping block (17); the outer wall of the cooling groove is provided with a plurality of mounting grooves; the outer wall of the dustproof net (13) is fixedly connected to the plurality of hole sleeves (15); the inner wall of the mounting groove is rotatably connected to the rotating rod (16); the rod body of the rotating rod (16) is fixedly connected to the clamping block (17); and the hole sleeve (15) is clamped and matched with the rotating rod (16) and the clamping block (17).

3. The injection mold that is easy to dissipate heat according to claim 1, characterized in that: The inner walls of the cooling grooves are fixedly connected to two fixing frames (6), and the inner walls of the fixing frames (6) are fixedly connected to the cooling pipes (5).

4. The injection mold that is easy to dissipate heat according to claim 1, characterized in that: One side of the cooling tube (5) is fixedly connected to a liquid inlet tube (8), and the other end of the cooling tube (5) is fixedly connected to a liquid outlet tube (9).

5. The injection mold that is easy to dissipate heat according to claim 1, characterized in that: The upper surface of the lower mold (1) is provided with a plurality of rotation grooves, the inner walls of the rotation grooves are rotatably connected to a pressing plate (12), and the lower end of the pressing plate (12) is tightly fitted with the protective plate (11).

6. The injection mold that is easy to dissipate heat according to claim 1, characterized in that: The inner walls of the cooling groove are fixedly connected to two placement frames (14), and the outer walls of the placement frames (14) are tightly fitted to the dustproof net (13).

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