CN210851199U

CN210851199U - Injection mold with good cooling effect

Info

Publication number: CN210851199U
Application number: CN201920821088.1U
Authority: CN
Inventors: 周子昂
Original assignee: Hefei New Century Air Conditioning Network Co ltd
Current assignee: Hefei New Century Air Conditioning Network Co ltd
Priority date: 2019-06-03
Filing date: 2019-06-03
Publication date: 2020-06-26
Anticipated expiration: 2029-06-03

Abstract

The utility model discloses an injection mold that cooling effect is good, including last mould and bed die, the top outer wall of going up the mould is provided with the liquid reserve tank, and the bottom inner wall of liquid reserve tank has the water pump through bolted connection, one side outer wall welding of water pump has the suction pipe, and the opposite side outer wall of water pump is provided with the aqueduct, the inside of going up the mould is provided with the cooling bath, and the one end inner wall of cooling bath and the one end outer wall welding of aqueduct, the other end inner wall of cooling bath is provided with the wet return, and the one side outer wall welding of the one end outer wall of wet return and liquid reserve tank, the shrinkage pool that has multirow and equidistance to distribute is opened to the top. The utility model discloses effectively realized injection mold's circulation cooling, the cooling is effectual, and accords with energy-concerving and environment-protective requirement, can also effectively prevent to take place the skew between the cope and drag mould and lead to unable completion to mould plastics, has still guaranteed the leakproofness between cope and the drag mould simultaneously, and the effect of moulding plastics is better.

Description

Injection mold with good cooling effect

Technical Field

The utility model relates to an injection mold technical field especially relates to an injection mold that cooling effect is good.

Background

The injection mold is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and accurate dimensions, and the injection molding is a processing method used for batch production of parts with complex shapes, in particular to a method for injecting heated and melted plastics into a mold cavity from an injection molding machine at high pressure and obtaining a formed product after cooling and solidification.

At present, at plastic goods injection moulding's in-process, there is certain defect, the in-process of moulding plastics, and injection molding cooling rate in the mould is slower, very influences injection moulding speed, and traditional cooling method is at the mould outer wall watering cold water, and the water resource is extravagant very, consequently, need to design an injection mold that cooling effect is good to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an injection mold with good cooling effect.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an injection mold with good cooling effect comprises an upper mold and a lower mold, wherein a liquid storage tank is arranged on the outer wall of the top of the upper mold, the inner wall of the bottom of the liquid storage tank is connected with a water pump through a bolt, the outer wall of one side of the water pump is welded with a water suction pipe, and the outer wall of the other side of the water pump is provided with a water guide pipe, the interior of the upper die is provided with a cooling groove, the inner wall of one end of the cooling tank is welded with the outer wall of one end of the water guide pipe, the inner wall of the other end of the cooling tank is provided with a water return pipe, and the outer wall of one end of the return pipe is welded with the outer wall of one side of the liquid storage tank, the outer wall of the top of the liquid storage tank is provided with a plurality of rows of concave holes which are distributed at equal intervals, the inner wall of each concave hole is provided with a heat dissipation fin, the limiting rod is welded at four corners of the outer wall of the bottom of the upper die, the limiting grooves are formed in the four corners of the outer wall of the top of the lower die, and the inner walls of the limiting grooves are connected with the outer walls of the limiting rod in a sliding mode.

As a further aspect of the present invention: and a heat-resistant sealing gasket is arranged on the outer wall of the top of the lower die.

As a further aspect of the present invention: and the outer wall of the bottom of the lower die is provided with an injection molding hole.

As a further aspect of the present invention: the water pump is connected with a switch through a wire, and the switch is connected with a power supply through a wire.

As a further aspect of the present invention: the outer walls of the two sides of the upper die are respectively provided with an upper transverse plate, and the outer wall of the bottom of the upper transverse plate is welded with an inserted rod.

As a further aspect of the present invention: the outer wall of both sides of bed die all is provided with down the diaphragm, and the welding of the top outer wall of diaphragm has the sleeve down, telescopic inner wall and the outer wall sliding connection of inserted bar.

As a further aspect of the present invention: and a spring is arranged on the outer wall of the bottom of the upper transverse plate.

The utility model has the advantages that:

1. through the arranged cooling tank, the water return pipe, the water suction pipe, the liquid storage tank, the radiating fins and the water pump, after injection molding slurry is completely injected into the mold through the injection molding hole, the water pump is driven to start working, cooling liquid in the liquid storage tank can be guided into the cooling tank in the upper mold through the water guide pipe, the injection molding part can be rapidly cooled, the heated cooling liquid can flow back into the liquid storage tank again through the water return pipe, heat absorbed by the cooling liquid can be absorbed by the radiating fins and taken away by flowing air among the radiating fins, the circulating cooling of the injection mold is effectively realized, the cooling effect is good, and the requirements of energy conservation and environmental protection are met;

2. through the arrangement of the limiting rod, the limiting groove and the heat-resistant sealing gasket, when the upper die and the lower die are matched, the limiting rod on the upper die can be inserted into the limiting groove on the lower die, so that the situation that injection cannot be completed due to the fact that the upper die and the lower die are deviated is effectively prevented, meanwhile, the heat-resistant sealing gasket on the lower die can ensure the sealing performance between the upper die and the lower die, and the injection effect is better;

3. through inserted bar, sleeve and the spring that sets up, when agreeing with between last mould and the bed die, the inserted bar can also insert the sleeve, further plays the effect of position between spacing last mould and the bed die, and the spring can be compressed simultaneously, plays certain cushioning effect, and is more stable when making agreeing with between the mould, has further improved injection mold's the effect of moulding plastics, has more the practicality.

Drawings

FIG. 1 is a schematic cross-sectional view of an injection mold with good cooling effect in example 1;

FIG. 2 is a schematic view of an overall structure of an injection mold with a good cooling effect according to embodiment 1;

fig. 3 is a schematic front view of an injection mold with a good cooling effect according to embodiment 2.

In the figure: the device comprises an upper die 1, a limiting rod 2, a lower die 3, a limiting groove 4, an injection molding hole 5, a heat-resistant sealing gasket 6, a water return pipe 7, a cooling groove 8, a liquid storage tank 9, a water suction pipe 10, heat dissipation fins 11, a water pump 12, a water guide pipe 13, an upper transverse plate 14, an insertion rod 15, a spring 16, a lower transverse plate 17 and a sleeve 18.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-2, an injection mold with good cooling effect comprises an upper mold 1 and a lower mold 3, wherein a liquid storage tank 9 is welded on the outer wall of the top of the upper mold 1, a water pump 12 is connected on the inner wall of the bottom of the liquid storage tank 9 through a bolt, a water suction pipe 10 is welded on the outer wall of one side of the water pump 12, a water guide pipe 13 is welded on the outer wall of the other side of the water pump 12, a cooling tank 8 is arranged inside the upper mold 1, the inner wall of one end of the cooling tank 8 is welded on the outer wall of one end of the water guide pipe 13, a water return pipe 7 is welded on the inner wall of the other end of the cooling tank 8, the outer wall of one end of the water return pipe 7 is welded on the outer wall of one side of the liquid storage tank 9, a plurality of concave holes are distributed at equal intervals are formed on the outer wall of the top of the liquid storage tank 9, and the inner wall of the limiting groove 4 is connected with the outer wall of the limiting rod 2 in a sliding way.

Wherein, the top outer wall of bed die 3 is provided with heat-resisting seal gasket 6, and the bottom outer wall of bed die 3 is opened there is injection molding hole 5, and water pump 12 is connected with the switch through the wire, and the switch is connected with the power through the wire.

The working principle is as follows: when the injection molding device is used, when the upper mold 1 and the lower mold 3 are matched, the limiting rod 2 on the upper mold 1 can be inserted into the limiting groove 4 on the lower mold 3, so that the situation that injection molding cannot be finished due to deviation between the upper mold and the lower mold is effectively prevented, meanwhile, the sealing performance between the upper mold 1 and the lower mold 3 can be ensured by the heat-resistant sealing gasket 6 on the lower mold 3, the injection molding effect is better, when injection molding slurry is completely injected into the mold through the injection molding hole 5, the water pump 12 is driven to work, the cooling liquid in the liquid storage tank 9 can be guided into the cooling groove 8 in the upper mold 1 through the water guide pipe 13, the injection molding part can be rapidly cooled, at the moment, the heated cooling liquid can flow back into the liquid storage tank 9 again through the water return pipe 7, the heat absorbed by the cooling liquid can be absorbed by the heat dissipation fins 1 and taken away by the flowing air between the heat dissipation fins 11, and the circulating, the cooling effect is good, and the requirements of energy conservation and environmental protection are met.

Example 2

Referring to fig. 3, in the present embodiment, compared with embodiment 1, the injection mold with a good cooling effect further includes that upper transverse plates 14 are welded to outer walls of two sides of the upper mold 1, insertion rods 15 are welded to outer walls of bottoms of the upper transverse plates 14, lower transverse plates 17 are welded to outer walls of two sides of the lower mold 3, sleeves 18 are welded to outer walls of tops of the lower transverse plates 17, inner walls of the sleeves 18 are slidably connected to outer walls of the insertion rods 15, and springs 16 are welded to outer walls of bottoms of the upper transverse plates 14.

The working principle is as follows: during the use, when agreeing with between last mould 1 and the bed die 3, inserted bar 15 can also insert sleeve 18, further plays the effect of position between spacing last mould 1 and the bed die 3, and spring 16 can be compressed simultaneously, plays certain cushioning effect, and is more stable when making agreeing with between the mould, has further improved injection mold's the effect of moulding plastics, has more the practicality.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The injection mold with good cooling effect comprises an upper mold (1) and a lower mold (3), and is characterized in that a liquid storage tank (9) is arranged on the outer wall of the top of the upper mold (1), a water pump (12) is connected to the inner wall of the bottom of the liquid storage tank (9) through a bolt, a water suction pipe (10) is welded to the outer wall of one side of the water pump (12), a water guide pipe (13) is arranged on the outer wall of the other side of the water pump (12), a cooling tank (8) is arranged inside the upper mold (1), the inner wall of one end of the cooling tank (8) is welded to the outer wall of one end of the water guide pipe (13), a water return pipe (7) is arranged on the inner wall of the other end of the cooling tank (8), the outer wall of one end of the water return pipe (7) is welded to the outer wall of one side of the liquid storage tank (9), a plurality of concave holes which are distributed, go up four corners of mould (1) bottom outer wall and all weld gag lever post (2), spacing groove (4) have all been opened to four corners of bed die (3) top outer wall, and the outer wall sliding connection of the inner wall of spacing groove (4) and gag lever post (2).

2. An injection mould with good cooling effect according to claim 1, characterized in that the top outer wall of the lower mould (3) is provided with a heat-resistant sealing gasket (6).

3. An injection mould with good cooling effect according to any one of claims 1-2, characterized in that the bottom outer wall of the lower mould (3) is provided with injection holes (5).

4. An injection mold with good cooling effect as claimed in claim 1, characterized in that the water pump (12) is connected with a switch through a wire, and the switch is connected with a power supply through a wire.

5. An injection mold with good cooling effect as claimed in claim 4, characterized in that the outer walls of the two sides of the upper mold (1) are provided with upper transverse plates (14), and the outer walls of the bottoms of the upper transverse plates (14) are welded with the insertion rods (15).

6. The injection mold with the good cooling effect as claimed in claim 5, wherein the outer walls of the two sides of the lower mold (3) are provided with lower transverse plates (17), the outer wall of the top of each lower transverse plate (17) is welded with a sleeve (18), and the inner wall of each sleeve (18) is slidably connected with the outer wall of the corresponding inserted rod (15).

7. An injection mould with good cooling effect as claimed in claim 6, characterized in that the bottom outer wall of the upper transverse plate (14) is provided with a spring (16).