Injection mold for dust collection box

Abstract

The utility model discloses a dust collection box injection mold, and relates to the technical field of injection molds. The dust collection box comprises a dust collection box upper die and a dust collection box lower die, wherein a material injection branch pipe is fixedly arranged at the central position of the top of the dust collection box upper die. The cooling fan is driven to rotate, external air can be blown into the cooling cavity from the air inlet window and blown out from the air outlet window, in the process, heat in the injection mold cavity can be conducted to the surfaces of the cooling fins, the heat on the surfaces of the cooling fins can be brought out by the rapidly flowing air, and the cooling effect is improved. By screwing one end of the bolt out of the dust collection box lower mold and sliding the connecting sliding block out along the connecting sliding groove, the base can be quickly detached from the bottom of the dust collection box lower mold, and the dust collection box is convenient to use. And dust attached to the surfaces of the heat dissipation fins can be conveniently cleaned by personnel, and efficient heat dissipation of the heat dissipation fins is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model belongs to injection mold technical field, especially, relate to a dust collecting box injection mold. BACKGROUND

[0002] Injection mold is a kind of tool for producing plastic products, and is also the tool for giving plastic products complete structure and accurate size.Injection mold is also a kind of processing method used when producing parts in batches, mainly applied in industrial field.Injection mold process is to inject high-pressure molten material into mold cavity, and after cooling and solidification, get shaped product.During the injection processing of dust collecting box, dust collecting box injection mold needs to be used, but the existing dust collecting box injection mold is mostly naturally cooled, and the cooling efficiency is not high, so that the injection of dust collecting box is not high, in view of this, the utility model provides a dust collecting box injection mold. CONTENT OF UTILITY MODEL

[0003] To solve the above technical problems, the utility model is realized through the following technical schemes:

[0004] The utility model discloses a dust collecting box injection mold, including dust collecting box upper die and dust collecting box lower die, the top center position of dust collecting box upper die is fixedly provided with injection branch, the inside of dust collecting box lower die is provided with mold cavity shell, and the dust collecting box lower die outside mold cavity shell is equipped with the heat dissipation cavity, the side wall of dust collecting box lower die is equipped with the air outlet window, the air outlet window is connected with heat dissipation cavity, the circumferential side wall of heat dissipation cavity and the bottom of mold cavity shell are fixedly connected with the heat dissipation fin, the bottom of dust collecting box lower die is fixedly connected with the base, the middle part of base is equipped with the air inlet window, the bottom of base below air inlet window is fixedly equipped with the cooling fan, the bottom of dust collecting box lower die is communicated with outside through air inlet window, and the base is fixedly connected at the bottom of dust collecting box lower die through bolt.

[0005] Preferably, the top of the base is symmetrically provided with a connecting plate, and the inner side wall of the connecting plate is fixedly provided with a connecting sliding block.

[0006] Preferably, the two sides of the dust collecting box lower die are symmetrically provided with a connecting sliding groove, and the connecting sliding block is connected with the connecting sliding groove.

[0007] Preferably, the bolt is movably penetrated through the middle part of the connecting plate and is screwed into the threaded hole formed in the side wall of the dust collecting box lower die.

[0008] Preferably, the bottom of the dust collecting box lower die is attached to the top of the base, and the four corner positions of the bottom of the base are fixedly provided with supporting legs.

[0009] Preferably, four positioning rods are fixedly arranged at four corner positions of the upper mold base of the dust collecting box, and four positioning holes are fixedly arranged at four corner positions of the top of the lower mold of the dust collecting box, and the positioning rods are connected with the positioning holes.

[0010] The dust collecting box injection mold has the following beneficial effects:

[0011] The dust collecting box injection mold has the following beneficial effects: BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will be briefly introduced the drawings needed to be used for the embodiment description, obviously, the drawings in the following description only some embodiments of the utility model, for the ordinary skilled person in the art, without creative labor, can also obtain other drawings according to these drawings.

[0013] Fig. 1 It is a structural schematic diagram of the dust collecting box injection mold of the utility model;

[0014] Fig. 2 It is a structural schematic diagram of the dust collecting box lower mold in the dust collecting box injection mold of the utility model;

[0015] Fig. 3 It is a structural schematic diagram of the base in the dust collecting box injection mold of the utility model.

[0016] In the drawings, the component list represented by each sign is as follows:

[0017] 1, dust collecting box upper mold;11, injection branch pipe;12, positioning rod;2, dust collecting box lower mold;21, positioning hole;22, mold cavity shell;23, heat dissipation cavity;24, air outlet window;25, connecting sliding groove;3, base;31, air inlet window;32, supporting leg;33, connecting plate;331, connecting sliding block;4, heat dissipation fin;5, heat dissipation fan;6, bolt. DETAILED DESCRIPTION

[0018] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0019] Please refer to Figs. 1-3 The utility model provides a technical scheme:

[0020] A dust collecting box injection mold, including dust collecting box upper die 1 and dust collecting box lower die 2, the top center position of dust collecting box upper die 1 is fixedly provided with injection branch pipe 11, the inside of dust collecting box lower die 2 is provided with cavity shell 22, and the dust collecting box lower die 2 outside cavity shell 22 is provided with heat dissipation cavity 23, and the side wall of dust collecting box lower die 2 is provided with air outlet window 24, air outlet window 24 is communicated with heat dissipation cavity 23, the lateral side wall of heat dissipation cavity 23 and the bottom of cavity shell 22 are all fixedly connected with heat dissipation fin 4, the bottom of dust collecting box lower die 2 is fixedly connected with base 3, the middle part of base 3 is provided with air inlet window 31, and the bottom of base 3 below air inlet window 31 is fixedly provided with heat dissipation fan 5, heat dissipation fan 5 is connected with external power supply through wire and is opened and closed controlled through external control switch, and too much description is not made here, the bottom of dust collecting box lower die 2 is communicated with the outside through air inlet window 31, and the bottom of dust collecting box lower die 2 is attached to the top of base 3, by driving heat dissipation fan 5 to rotate, the outside air can be blown from air inlet window 31 into heat dissipation cavity 23 and blown out from air outlet window 24, in the process, the heat in the inside of injection mold cavity can be conducted to the surface of heat dissipation fin 4, and the rapidly flowing air can take out the heat on the surface of heat dissipation fin 4, so that the inside of injection mold cavity can be cooled down faster, the efficiency of dust collecting box injection is higher, the four corner positions of the bottom of base 3 are all fixedly provided with supporting leg 32, the four corner positions of the bottom of dust collecting box upper die 1 are all fixedly provided with positioning rod 12, the four corner positions of the top of dust collecting box lower die 2 are all fixedly provided with positioning hole 21, positioning rod 12 is connected with positioning hole 21 in cooperation, when the dust collecting box is injection molded, the molten injection material can be injected into the mold cavity from injection branch pipe 11, at this time, the heat in the inside of injection mold cavity can be conducted to heat dissipation fin 4, heat dissipation fan 5 can be driven to rotate, the rotation of heat dissipation fan 5 can accelerate the outside air to enter heat dissipation cavity 23 from air inlet window 31 and blow out from air outlet window 24, in the process, the rapidly flowing air can take out the heat on the surface of heat dissipation fin 4 quickly, and heat dissipation fin 4 is cooled down, so that the inside of mold cavity can be cooled down faster, and the injection efficiency of dust collecting box is improved.

[0021] The base 3 is fixedly connected to the bottom of the lower mold 2 of the dust collection box by bolts 6. A connecting plate 33 is symmetrically arranged on the top of the base 3. A connecting slider 331 is fixedly arranged on the inner side wall of the connecting plate 33. Connecting grooves 25 are symmetrically opened on both sides of the lower mold 2 of the dust collection box. The connecting slider 331 is connected to the connecting groove 25. The bolt 6 moves through the middle of the connecting plate 33 and is screwed into the threaded hole opened on the side wall of the lower mold 2 of the dust collection box. By unscrewing one end of the bolt 6 out of the lower mold 2 of the dust collection box and moving the connecting slider 331 along the connecting groove The base 3 can be quickly removed from the bottom of the dust collection box lower mold 25 by sliding out 25, which facilitates the cleaning of dust adhering to the surface of the heat dissipation fins 4 and ensures efficient heat dissipation of the heat dissipation fins 4. When it is necessary to clean the dust on the surface of the heat dissipation fins 4, the bolts 6 on both sides can be manually unscrewed from the dust collection box lower mold 2, and then the base 3 can be manually pulled to make the connecting slider 331 slide out along the connecting slide groove 25, and the base 3 can be removed from the bottom of the dust collection box lower mold 2. Then the dust adhering to the surface of the heat dissipation fins 4 can be cleaned by the cleaning brush.

[0022] Working principle: During use, when the dust collection box is being injection molded, the molten plastic can be injected into the mold cavity from the injection manifold 11. At this time, the heat inside the injection mold cavity can be conducted to the heat dissipation fins 4. The heat dissipation fan 5 can be driven to rotate. The rotation of the heat dissipation fan 5 can accelerate the entry of external air into the heat dissipation cavity 23 from the air inlet 31 and blow it out from the air outlet 24. In this process, the fast-flowing air can quickly carry away the heat on the surface of the heat dissipation fins 4, cool down the heat dissipation fins 4, thereby accelerating the cooling inside the mold cavity and improving the injection efficiency of the dust collection box. When it is necessary to clean the dust on the surface of the heat dissipation fins 4, the bolts 6 on both sides can be manually unscrewed from the lower mold 2 of the dust collection box. Then, the base 3 can be manually pulled to make the connecting slider 331 slide out along the connecting groove 25. The base 3 can be removed from the bottom of the lower mold 2 of the dust collection box, and the dust attached to the surface of the heat dissipation fins 4 can be cleaned by the cleaning brush.

[0023] In the description of this specification, references to terms such as "an embodiment," "example," "specific example," etc., indicate that a specific feature, structure, material, or characteristic described in connection with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples.

[0024] The above are merely preferred embodiments of the present utility model and do not limit the present utility model. Any modifications to the technical solutions described in the foregoing embodiments or equivalent substitutions of some of the technical features shall fall within the protection scope of the present utility model.

Claims

1. A dust collection box injection mold comprising a dust collection box upper mold (1) and a dust collection box lower mold (2), characterized in that: The top of the dust collecting box upper die (1) is fixedly provided with an injection material branch pipe (11) at the center position, the inside of the dust collecting box lower die (2) is provided with a die cavity shell (22), the dust collecting box lower die (2) outside the die cavity shell (22) is provided with a heat dissipation cavity (23), the sidewall of the dust collecting box lower die (2) is provided with an air outlet window (24), the air outlet window (24) is communicated with the heat dissipation cavity (23), the peripheral sidewall of the heat dissipation cavity (23) and the bottom of the die cavity shell (22) are fixedly connected with heat dissipation fins (4), the bottom of the dust collecting box lower die (2) is fixedly connected with a base (3), the middle part of the base (3) is provided with an air inlet window (31), the bottom of the base (3) below the air inlet window (31) is fixedly provided with a heat dissipation fan (5), the bottom of the dust collecting box lower die (2) is communicated with the outside through the air inlet window (31), and the base (3) is fixedly connected to the bottom of the dust collecting box lower die (2) through bolts (6).

2. The dust collection box injection mold according to claim 1, wherein The top of the base (3) is symmetrically provided with a connecting plate (33), and the inner sidewall of the connecting plate (33) is fixedly provided with a connecting sliding block (331).

3. The dust collection box injection mold according to claim 2, wherein The two sides of the dust collecting box lower die (2) are symmetrically provided with connecting sliding grooves (25), and the connecting sliding block (331) is connected with the connecting sliding groove (25).

4. The dust collection box injection mold according to claim 2, wherein The bolt (6) movably penetrates the middle part of the connecting plate (33) and is screwed into the threaded hole formed in the sidewall of the dust collecting box lower die (2).

5. The dust collection box injection mold of claim 1, wherein, The bottom of the dust collecting box lower die (2) is attached to the top of the base (3), and the four corner positions of the bottom of the base (3) are fixedly provided with supporting feet (32).

6. The dust collection box injection mold of claim 1, wherein, The four corner positions of the bottom of the dust collecting box upper die (1) are fixedly provided with positioning rods (12), the four corner positions of the top of the dust collecting box lower die (2) are fixedly provided with positioning holes (21), and the positioning rod (12) is connected with the positioning hole (21).

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