Cooling structure of dust collector top cover injection mold

Abstract

The utility model discloses a cooling structure of a dust collector top cover injection mold, which comprises a water tank provided with a heat dissipation component; a cooling cavity is formed in the lower mold, a water inlet and a water outlet which are communicated with the cooling cavity are formed in the lower mold, the water inlet is connected with the water tank through a water inlet pipe, the water outlet is connected with the water tank through a water outlet pipe, a circulating water pump is arranged on the water inlet pipe, and at least one cooling groove is formed in the lower mold. The bottom of the cooling tank extends into the cooling cavity; the upper die is provided with at least one driving air cylinder, a heat conduction rod is arranged at the position, corresponding to the cooling groove, of the bottom of the upper die, and the free end of the heat conduction rod is inserted into the cooling groove. Compared with the prior art, the cooling device can solve the problem that a dust collector top cover injection mold is poor in cooling efficiency in the injection molding process.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molds, in particular to a cooling structure of an injection mold for a vacuum cleaner top cover. Background Art

[0002] Injection molding, also known as injection molding, is a molding method that combines injection and molding. The advantages of injection molding are fast production speed, high efficiency, automated operation, a wide variety of colors, shapes from simple to complex, sizes from large to small, and precise product size. The product is easy to update and can be made into complex-shaped parts. Injection molding is suitable for mass production and complex-shaped products and other molding and processing fields.

[0003] The existing vacuum cleaner top cover injection mold needs a long time to cool down during the injection molding process. The general cooling structure cannot achieve uniform cooling, which easily leads to mold adhesion or poor heat transfer effect, affecting the injection molding quality and production efficiency. Utility Model Content

[0004] The utility model aims to solve the problem of poor cooling efficiency of the vacuum cleaner top cover injection mold during the injection molding process and to provide a cooling structure of the vacuum cleaner top cover injection mold.

[0005] In order to achieve the above object, the utility model provides a cooling structure of a vacuum cleaner top cover injection mold, which includes:

[0006] A water tank, wherein a heat dissipation component is provided on the water tank;

[0007] A lower mold is provided with a cooling cavity, a water inlet and a water outlet communicating with the cooling cavity are provided on the lower mold, the water inlet is connected to a water tank through a water inlet pipe, the water outlet is connected to the water tank through a water outlet pipe, a circulating water pump is provided on the water inlet pipe, and at least one cooling groove is provided on the lower mold, the bottom of the cooling groove extends into the cooling cavity;

[0008] The upper mold is provided with at least one driving cylinder, and a heat-conducting rod is provided at the bottom of the upper mold at a position corresponding to the cooling groove, and the free end of the heat-conducting rod is inserted into the cooling groove.

[0009] As a further description of the above technical solution:

[0010] The heat dissipation component comprises a plurality of heat dissipation fins connected to the water tank, and a heat dissipation plate is arranged on the heat dissipation fins.

[0011] As a further description of the above technical solution:

[0012] At least one cooling fan is arranged on the heat dissipation plate.

[0013] As a further description of the above technical solution:

[0014] One end of the heat conducting rod extends to the interior of the upper mold.

[0015] As a further description of the above technical solution:

[0016] The portion of the heat-conducting rod located in the upper mold is arranged in a spiral ring shape.

[0017] As a further description of the above technical solution:

[0018] The heat conducting rod is any one of an aluminum rod, a steel rod or a copper rod.

[0019] In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

[0020] 1. In the utility model, by arranging a circulating water pump on the water inlet pipe, the coolant in the water tank can be circulated and continuously sent into the cooling chamber, so that the heat on the lower mold can be taken away in time, and then the injection-molded vacuum cleaner top cover can be quickly cold-formed.

[0021] 2. In the utility model, a cooling groove is provided on the lower mold and a heat-conducting rod is provided on the upper mold. After the molds are closed, the heat of the upper mold can be transferred to the lower mold through the heat-conducting rod. The part of the heat-conducting rod located in the upper mold is arranged in a spiral ring shape, so that the heat can be dissipated in time around the molding cavity of the upper mold. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0023] Figure 1 The figure is a schematic diagram of the cooling structure of a vacuum cleaner top cover injection mold.

[0024] Figure 2 The figure is a schematic diagram of the structure of the heat dissipation component in the cooling structure of the injection mold of the top cover of a vacuum cleaner.

[0025] Figure 3 The figure is a schematic diagram of the structure of a heat dissipation fan in the cooling structure of an injection mold for a vacuum cleaner top cover.

[0026] Figure 4 The figure is a schematic diagram of the internal structure of an upper mold in a cooling structure of an injection mold for a vacuum cleaner top cover.

[0027] Legend:

[0028] 1. Water tank; 2. Lower mold; 3. Cooling chamber; 4. Water inlet; 5. Water outlet; 6. Water inlet pipe; 7. Water outlet pipe; 8. Circulating water pump; 9. Cooling trough; 10. Upper mold; 11. Heat-conducting rod; 12. Heat sink; 13. Heat sink; 14. Cooling fan; 15. Driving cylinder. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0030] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0032] In the description of the embodiments of the present utility model, it should be noted that the terms "upper", "inner", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, or are directions or positional relationships in which the utility model product is usually placed when in use. They are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present utility model.

[0033] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0034] See also Figure 1-4The utility model provides a cooling structure of a vacuum cleaner top cover injection mold, which includes:

[0035] A water tank 1, wherein a heat dissipation component is provided on the water tank 1;

[0036] A lower mold 2 is provided with a cooling cavity 3, and a water inlet 4 and a water outlet 5 are provided on the lower mold 2 and are communicated with the cooling cavity 3. The water inlet 4 is connected to the water tank 1 through a water inlet pipe 6, and the water outlet 5 is connected to the water tank 1 through a water outlet pipe 7. A circulating water pump 8 is provided on the water inlet pipe 6. At least one cooling groove 9 is provided on the lower mold 2, and the bottom of the cooling groove 9 extends into the cooling cavity 3;

[0037] The upper mold 10 is provided with at least one driving cylinder 15 . A heat-conducting rod 11 is provided at the bottom of the upper mold 10 at a position corresponding to the cooling groove 9 . The free end of the heat-conducting rod 11 is inserted into the cooling groove 9 .

[0038] The heat dissipation component includes a plurality of heat dissipation fins 12 connected to the water tank 1, and a heat dissipation plate 13 is provided on the heat dissipation fins 12. In this way, the coolant in the water tank can be dissipated. Specifically, one end of the heat dissipation fin extends into the water tank, and the other end thereof is connected to the heat dissipation plate, thereby increasing the heat dissipation area and improving the heat dissipation effect.

[0039] At least one cooling fan 14 is disposed on the heat sink 13. The number of cooling fans can be adaptively adjusted according to the size of the heat sink, which can further improve the heat dissipation effect.

[0040] One end of the heat-conducting rod 11 extends to the interior of the upper mold 10. The portion of the heat-conducting rod 11 located in the upper mold 10 is arranged in a spiral ring shape. The portion of the heat-conducting rod located in the upper mold is arranged in a spiral ring shape as an accessory at the molding position of the upper mold, thereby improving the efficiency of cooling the upper cover of the vacuum cleaner.

[0041] The heat conducting rod 11 is any one of an aluminum rod, a steel rod or a copper rod, and is specifically a copper rod.

[0042] Working principle: By setting a circulating water pump on the water inlet pipe, the coolant in the water tank can be circulated and continuously sent to the cooling cavity, so that the heat on the lower mold can be taken away in time, and then the injection molded vacuum cleaner top cover can be quickly cold-formed. By setting a cooling groove on the lower mold and a heat-conducting rod on the upper mold, after the mold is closed, the heat of the upper mold can be transferred to the lower mold through the heat-conducting rod. The part of the heat-conducting rod located in the upper mold is arranged in a spiral ring, so that the heat around the molding cavity of the upper mold can be dissipated in time.

[0043] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A cooling structure for a vacuum cleaner top cover injection mold, characterized in that: include: A water tank, wherein a heat dissipation component is provided on the water tank; A lower mold is provided with a cooling cavity, a water inlet and a water outlet communicating with the cooling cavity are provided on the lower mold, the water inlet is connected to a water tank through a water inlet pipe, the water outlet is connected to the water tank through a water outlet pipe, a circulating water pump is provided on the water inlet pipe, and at least one cooling groove is provided on the lower mold, the bottom of the cooling groove extends into the cooling cavity; The upper mold is provided with at least one driving cylinder, and a heat-conducting rod is provided at the bottom of the upper mold at a position corresponding to the cooling groove, and the free end of the heat-conducting rod is inserted into the cooling groove.

2. The cooling structure of the vacuum cleaner top cover injection mold according to claim 1, characterized in that: The heat dissipation component comprises a plurality of heat dissipation fins connected to the water tank, and a heat dissipation plate is arranged on the heat dissipation fins.

3. The cooling structure of the vacuum cleaner top cover injection mold according to claim 2, characterized in that: At least one cooling fan is arranged on the heat dissipation plate.

4. The cooling structure of the vacuum cleaner top cover injection mold according to claim 1, characterized in that: One end of the heat conducting rod extends to the interior of the upper mold.

5. The cooling structure of the vacuum cleaner top cover injection mold according to claim 4, characterized in that: The portion of the heat-conducting rod located in the upper mold is arranged in a spiral ring shape.

6. The cooling structure of the vacuum cleaner top cover injection mold according to claim 1, characterized in that: The heat conducting rod is any one of an aluminum rod, a steel rod or a copper rod.

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