CN216578953U

CN216578953U - Plastic mould with cooling structure

Info

Publication number: CN216578953U
Application number: CN202122302736.2U
Authority: CN
Inventors: 唐道余
Original assignee: Jusheng Mould Heyuan Co ltd
Current assignee: Jusheng Mould Heyuan Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-05-24
Anticipated expiration: 2031-09-23

Abstract

The utility model provides a plastic mold with a cooling structure, which comprises a box body, wherein the upper side of the box body is fixedly connected with a mold box, the upper side of the mold box is provided with a cover plate, a partition plate is fixedly connected between the inner walls of the box body and divides the box body into an upper cavity and a lower cavity, the lower side of the mold box can extend into the upper cavity, the lower side of the mold box is fixedly connected with a plurality of radiating fins, the lower cavity is internally and fixedly connected with a first water pump, the partition plate is respectively provided with a water guide hole and a water drain hole, the water guide pipe is fixedly connected in the water guide hole, the upper end of the water guide pipe extends into the upper cavity, and the lower end of the water guide pipe extends into the lower cavity and is communicated with the first water pump. The cooling device has the advantages that under the action of the first water pump, cooling water in the lower cavity body can be guided into the upper cavity body, so that the radiating fins in the upper cavity body can be partially soaked in the cooling water, and the mold box can transfer heat to the cooling water through the radiating fins, so that the mold box is rapidly cooled, and cooling forming of molten plastic liquid in the mold box is accelerated.

Description

Plastic mould with cooling structure

Technical Field

The utility model relates to the technical field of plastic molds, in particular to a plastic mold with a cooling structure.

Background

An injection mold is a tool for producing plastic products, and is also a tool for giving the plastic products complete structures and precise dimensions. Injection molding is a process used in mass production of some parts having complex shapes. Specifically, plastic liquid in a molten state is injected into a mold cavity, and a formed product is obtained after cooling and solidification. After the molten plastic liquid is injected into the mold, the temperature in the mold can be kept at a higher level, if the temperature in the mold cannot be quickly and effectively dissipated, the speed of forming and cooling the molten plastic liquid is reduced, the forming speed is slowed, and the production efficiency is affected.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems existing in the background technology, the utility model adopts the technical scheme that:

the utility model provides a plastic mould with cooling structure, the power distribution box comprises a box body, the box upside is equipped with the fixed slot, the open mould box of fixed connection in the fixed slot, mould box upside is equipped with the apron, the baffle that the fixed connection level set up between the box inner wall, the baffle is separated into cavity and lower cavity in with the box, it is linked together with the fixed slot to go up the cavity, it is internal that mould box downside can stretch into the epicoele, a plurality of radiating fin of mould box downside fixed connection, the first water pump of the internal fixed connection of lower cavity, be equipped with guiding hole and wash port on the baffle respectively, the downthehole fixed connection aqueduct of guiding, the aqueduct upper end stretches into the epicoele internally, the aqueduct lower extreme stretches into cavity down and is linked together with first water pump.

Preferably, two stands of box upside fixed connection, two stand upper ends common fixed connection are dull and stereotyped, dull and stereotyped upside fixed connection cylinder, and the piston rod lower extreme fixed connection of cylinder is equipped with the through-hole of vertical setting in the upside of apron on the apron, the pipe of moulding plastics of fixed connection in the through-hole.

Preferably, one side of the lower cavity is provided with a water injection hole, a water injection pipe is fixedly connected in the water injection hole, and one side of the lower cavity is provided with a plurality of heat dissipation holes.

Preferably, a mounting groove is formed in the top side in the lower cavity body, and the cooling fan is fixedly connected in the mounting groove.

Preferably, all be equipped with the heat dissipation chamber in the relative both sides lateral wall of mould box, every heat dissipation intracavity all is equipped with the cooling tube, cooling tube one end fixed connection water hose that intakes, cooling tube other end fixed connection water hose, it is internal that intake hose and water hose all can stretch into the epicoele, the equal fixed connection second water pump in epicoele internal wall both sides, the second water pump sets up with the water hose one-to-one, every intake hose all communicates with the second water pump that corresponds each other.

Preferably, each radiating pipe is a serpentine pipe.

The utility model has the advantages that: according to the plastic mold with the cooling structure, under the action of the first water pump, cooling water in the lower cavity can be guided into the upper cavity through the water guide pipe, so that the radiating fins in the upper cavity can be partially soaked in the cooling water, and the mold box can transfer heat to the cooling water through the radiating fins, so that the mold box is rapidly cooled; and under the action of the second water pump, cooling water can flow in the heat dissipation pipe on the side wall of the mold box in a circulating mode, and cooling molding of the molten plastic liquid in the mold box is further accelerated.

The cooling water in the lower cavity body is blown continuously through the cooling fan, heat absorbed by the cooling water in the lower cavity body can be rapidly discharged from the heat dissipation holes, and the cooled cooling water can be continuously guided into the upper cavity body through the first water pump, so that the cooling water in the upper cavity body and the lower cavity body can cool the mold box in a circulating flow mode, and the consumption of water resources is greatly reduced.

Drawings

The utility model and its features, aspects and advantages will become more apparent from reading the following detailed description of non-limiting embodiments with reference to the accompanying drawings. Like reference symbols in the various drawings indicate like elements. The drawings are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the utility model.

FIG. 1 is a schematic diagram of the basic structure of the present invention;

FIG. 2 is a schematic view of the connection structure of the heat pipe in the heat dissipation chamber;

fig. 3 is an enlarged view of a portion E in fig. 1.

Detailed Description

The utility model will be further described with reference to the following drawings and specific examples, which are not intended to limit the utility model thereto.

Example 1

As shown in fig. 1-3, the plastic mold with a cooling structure provided by the present invention comprises a rectangular box body 1, wherein a fixing groove is arranged on the upper side of the box body 1, an open mold box 2 is fixedly connected in the fixing groove, a cover plate 3 is arranged on the upper side of the mold box 2, two columns 6 arranged in parallel are fixedly connected on the upper side of the box body 1, the upper ends of the two columns 6 are fixedly connected with a flat plate 61 together, the upper side of the flat plate 61 is fixedly connected with a cylinder 62, the lower end of a piston rod of the cylinder 62 is fixedly connected on the upper side of the cover plate 3, a vertically arranged through hole is arranged on the cover plate 3, and an injection molding pipe 31 is fixedly connected in the through hole. The piston rod of cylinder 62 can drive apron 3 and move up and down vertically, and apron 3 can move down and the laminating seals in order to mould box 2 to 2 upsides at mould box 2, in leading-in mould box 2 of molten plastic liquid through injection molding pipe 31, molten plastic liquid can cool off the shaping gradually in mould box 2.

A horizontally arranged partition plate 4 is fixedly connected between the inner walls of the box body 1, the partition plate 4 divides the interior of the box body 1 into an upper cavity 41 and a lower cavity 42, the upper cavity 41 is communicated with the fixing groove, the lower side of the mold box 2 can extend into the upper cavity 41, and a plurality of vertically spaced radiating fins 21 are fixedly connected to the lower side of the mold box 2; the lower cavity 42 is fixedly connected with the first water pump 5, the partition plate 4 is provided with a water guide hole and a water drain hole 43 respectively, the water guide hole and the water drain hole 43 can be communicated with the upper cavity 41 and the lower cavity 42, a water guide pipe 51 is fixedly connected in the water guide hole, the upper end of the water guide pipe 51 extends into the upper cavity 41, and the lower end of the water guide pipe 51 extends into the lower cavity 42 and is communicated with the first water pump 5. One side of the lower cavity 42 is provided with a water injection hole, a water injection pipe 7 is fixedly connected in the water injection hole, and one side of the lower cavity 42 is provided with a plurality of heat dissipation holes 71. Cooling water is introduced into the lower cavity 42 from the water injection pipe 7, and under the action of the first water pump 5, the cooling water in the lower cavity 42 can be introduced into the upper cavity 41 through the water guide pipe 51, so that the radiating fins 21 in the upper cavity 41 can be partially soaked in the cooling water; after the molten plastic liquid is injected into the mold box 2, the mold box 2 can transfer heat to cooling water through the heat radiating fins 21, so that the mold box 2 can be rapidly cooled, and the solidification molding of the molten plastic liquid in the mold box 2 is accelerated. After the cooling water in the upper cavity 41 absorbs heat, the cooling water flows downwards into the lower cavity 42 through the water discharge hole 43, a mounting groove is formed in the top side of the lower cavity 42, the cooling fan 421 is fixedly connected in the mounting groove, and the cooling fan 421 blows air downwards continuously, so that the heat absorbed by the cooling water in the lower cavity 42 can be rapidly discharged from the heat radiation hole 71; the cooled cooling water is continuously guided into the upper cavity 41 by the first water pump 5, so that the cooling water in the upper cavity 41 and the lower cavity 42 can continuously absorb the heat transferred to the heat dissipation fins 21 by the mold box 2 in a circulating flow manner, thereby accelerating the cooling of the mold box 2.

Heat dissipation cavities are formed in the side walls of the two opposite sides of the die box 2, a heat dissipation pipe 8 is arranged in each heat dissipation cavity, each heat dissipation pipe 8 is a coiled pipe, one end of each heat dissipation pipe 8 is fixedly connected with a water inlet hose 81, the other end of each heat dissipation pipe 8 is fixedly connected with a water outlet hose 82, and the water inlet hose 81 and the water outlet hose 82 can extend into the upper cavity 41; go up the equal fixed connection second water pump 83 of cavity 41 inner wall both sides, second water pump 83 sets up with inlet hose 81 one-to-one, and every inlet hose 81 all communicates each other with the second water pump 83 that corresponds. By the second water pump 83, part of the cooling water in the upper cavity 41 can enter the radiating pipe 8 from the water inlet hose 81, and the cooling water flows into the upper cavity 41 from the water outlet hose 82 again in a serpentine flow manner in the radiating pipe 8; through the continuous flow of cooling water at cooling tube 8 inner loop, reach the effect of cooling down to the lateral wall of mould box 2, further accelerate the solidification shaping of the molten plastic liquid in mould box 2.

During the use, in cavity 42 down with cooling water from the leading-in of water injection pipe 7, under the effect of first water pump 5, the cooling water in cavity 42 can be leaded into in cavity 41 through aqueduct 51 down for fin 21 in the cavity 41 can partly soak in the cooling water, and mould box 2 can pass through fin 21 with the heat and transmit the cooling water, thereby makes mould box 2 rapid cooling, the solidification shaping of the interior molten plastic liquid of mould box 2 with higher speed. Meanwhile, under the action of the second water pump 83, the cooling water can flow in the internal circulation of the radiating pipe 8 on the side wall of the mold box 2, so that the side wall of the mold box 2 is cooled, and the solidification molding of the molten plastic liquid in the mold box 2 is further accelerated.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a plastic mould with cooling structure, includes box (1), its characterized in that: a fixed groove is arranged on the upper side of the box body (1), an open mold box (2) is fixedly connected in the fixed groove, a cover plate (3) is arranged on the upper side of the mould box (2), a partition plate (4) which is horizontally arranged is fixedly connected between the inner walls of the box body (1), the clapboard (4) divides the interior of the box body (1) into an upper cavity (41) and a lower cavity (42), the upper cavity (41) is communicated with the fixing groove, the lower side of the die box (2) can extend into the upper cavity (41), the lower side of the die box (2) is fixedly connected with a plurality of radiating fins (21), the lower cavity (42) is internally and fixedly connected with a first water pump (5), a water guide hole and a water discharge hole (43) are respectively arranged on the clapboard (4), a water guide pipe (51) is fixedly connected in the water guide hole, the upper end of the water guide pipe (51) extends into the upper cavity (41), and the lower end of the water guide pipe (51) extends into the lower cavity (42) and is communicated with the first water pump (5).

2. The plastic mold with the cooling structure as claimed in claim 1, wherein: two stands (6), two of box (1) upside fixed connection stand (6) upper end common fixed connection is dull and stereotyped (61), dull and stereotyped (61) upside fixed connection cylinder (62), the upside of the piston rod lower extreme fixed connection of cylinder (62) apron (3), be equipped with the through-hole of vertical setting on apron (3), fixed connection moulds plastics pipe (31) in the through-hole.

3. The plastic mold with the cooling structure as claimed in claim 1, wherein: one side of the lower cavity (42) is provided with a water injection hole, a water injection pipe (7) is fixedly connected in the water injection hole, and one side of the lower cavity (42) is provided with a plurality of heat dissipation holes (71).

4. The plastic mold with the cooling structure as claimed in claim 1, wherein: the top side in cavity (42) down is equipped with the mounting groove, fixed connection cooling fan (421) in the mounting groove.

5. The plastic mold with the cooling structure as claimed in claim 1, wherein: all be equipped with the heat dissipation chamber in the relative both sides lateral wall of mould box (2), every the heat dissipation intracavity all is equipped with cooling tube (8), cooling tube (8) one end fixed connection water hose (81), cooling tube (8) other end fixed connection water hose (82), water hose (81) and water hose (82) all can stretch into in cavity (41), go up the equal fixed connection second water pump (83) in cavity (41) inner wall both sides, second water pump (83) and water hose (81) one-to-one setting, every water hose (81) all communicate each other with the second water pump (83) of corresponding.

6. The plastic mold with the cooling structure as claimed in claim 5, wherein: each radiating pipe (8) is a coiled pipe.