CN219405307U - Cooling device for plastic product processing - Google Patents

Abstract

The utility model provides a cooling device for plastic product processing, which relates to the technical field of cooling devices and comprises an upper die body, wherein a lower die body is arranged below the upper die body, a cooling cavity is formed in the lower die body, a cooling circulation pipeline is arranged in the cooling cavity, and two ends of the cooling circulation pipeline extend to the front side of the lower die body respectively.

Description

Cooling device for plastic product processing

Technical Field

The utility model relates to the technical field of cooling devices, in particular to a cooling device for processing plastic products.

Background

The plastic definition refers to a material with plastic behavior, wherein the plastic is deformed under the action of external force, the state of the plastic can still be kept when the external force is applied, the elastic modulus of the plastic is between rubber and fiber, the applied force can be deformed to a certain extent, the soft plastic is close to the rubber, the hard plastic is close to the fiber, and a cooling device is needed for cooling in the plastic processing.

At present, when injection molding is carried out on plastics, a mold is generally required to be used for injection molding, and after injection molding, the mold is required to be opened, so that an internal plastic product is taken out, but before the mold is opened, in order to accelerate the solidification speed of the plastic in the mold, the mold is required to be cooled by using a cooling device, so that the heat released by solidification of the plastic can be taken away in time, and the solidification speed of the plastic is accelerated.

Disclosure of Invention

The utility model aims to solve the problems that at present, when plastics are subjected to injection molding, the dies are usually required to be used for injection molding, and after injection molding, the dies are required to be opened, so that the internal plastic products are taken out, but before the dies are opened, in order to accelerate the solidification speed of the plastics in the dies, the dies are required to be cooled by using a cooling device, so that the heat released by solidification of the plastics can be taken away in time, and the solidification speed of the plastics is accelerated.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a cooling device is used in plastic products processing, includes the last mould body, the below of going up the mould body is provided with the bed die body, the cooling chamber has been seted up to the inside of bed die body, the inside of cooling chamber is provided with cooling circulation pipeline, cooling circulation pipeline's both ends extend to the front side of bed die body respectively, the top of bed die body is located four corners and all is fixed with the guide bar, four sliding connection has the mould body on between the surface of guide bar.

Preferably, the top of the upper die body is fixed with a hydraulic cylinder at the middle part, the output end of the hydraulic cylinder extends to the lower part of the upper die body, and the output end of the hydraulic cylinder is fixed with a pressing plate.

Preferably, the top of the upper die body is close to the edges of two sides and is fixedly provided with a butt joint ring, and the tops of the four guide rods are fixedly provided with baffle plates.

Preferably, the two sides of the lower die body are both fixed with fixing blocks, and a diamond groove penetrating to the bottom is formed in the top of one fixing block.

Preferably, the bottom of the upper die body is fixed with a diamond pin clamped in the diamond groove near one side edge, and the bottom of the upper die body is fixed with a positioning pin near the other side edge.

Preferably, a positioning hole penetrating to the bottom is formed in the top of the other fixing block, and the positioning pin is clamped in the positioning hole.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. according to the utility model, the cooling circulation pipeline is arranged in the cooling cavity in the lower die body, so that external cooling water can circulate in the lower die body, heat in the lower die body can be timely dissipated, rapid solidification and molding of molten plastics in the lower die body are facilitated, and meanwhile, the cooling circulation pipeline is arranged in the cooling cavity in an S shape in actual use, so that the lower die body can be cooled more uniformly, and the phenomenon of wrinkling of the outer surface of the lower die body due to internal stress change caused by uneven cooling in solidification and molding of the internal plastics is prevented.

2. According to the utility model, when the lower die body and the upper die body are mutually clamped, the positioning pin can be positioned and clamped through the matching of the positioning pin and the positioning hole, the positioning pin can be positioned and guided in an auxiliary manner through the mutual clamping of the diamond-shaped groove and the diamond-shaped pin, and the lower die body and the upper die body are mutually clamped and guided through the guide rod, so that the sliding can be more stable, and meanwhile, the baffle plate is fixed at the top of the guide rod, so that the upper die body can be prevented from slipping.

Drawings

FIG. 1 is a schematic view showing a side perspective structure of a cooling device for processing plastic products according to the present utility model;

FIG. 2 is a schematic view of another side perspective of a cooling device for plastic product processing according to the present utility model;

fig. 3 is a schematic bottom perspective view of a cooling device for plastic product processing according to the present utility model.

Legend description: 1. an upper die body; 2. a lower die body; 3. a cooling chamber; 4. a cooling circulation pipe; 5. a fixed block; 6. a guide rod; 7. a baffle; 8. a docking collar; 9. a hydraulic cylinder; 10. a diamond-shaped groove; 11. a diamond pin; 12. positioning holes; 13. a positioning pin; 14. and (5) pressing plates.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

Embodiment 1, as shown in fig. 1-3, the present utility model provides a cooling device for plastic product processing, which comprises the following technical scheme: including last mould body 1, the below of going up mould body 1 is provided with bed die body 2, and cooling chamber 3 has been seted up to the inside of bed die body 2, and the inside of cooling chamber 3 is provided with cooling circulation pipeline 4, and cooling circulation pipeline 4's both ends extend to the front side of bed die body 2 respectively, and the top of bed die body 2 is located four corners and all is fixed with guide bar 6, and sliding connection has last mould body 1 between the surface of four guide bars 6.

The whole embodiment 1 achieves the effects that the cooling circulation pipeline 4 is arranged in the cooling cavity 3 in the lower die body 2, so that external cooling water can circulate in the lower die body 2, heat in the lower die body 2 can be timely emitted, rapid solidification and molding of molten plastics in the lower die body 2 are facilitated, meanwhile, the cooling circulation pipeline 4 is arranged in the cooling cavity 3 in an S-shaped manner in actual use, the lower die body 2 can be cooled more uniformly, and the phenomenon of wrinkling of the outer surface of the internal plastics due to internal stress change caused by uneven cooling in solidification and molding is prevented;

the problem of at present when carrying out injection moulding to plastics, need use the mould to mould plastics generally, need carry out the die sinking after moulding plastics to take out inside plastic product, but before the die sinking in order to accelerate the inside plastics solidification rate of mould, need use cooling device to cool off the mould, thereby can in time take away the heat that plastics solidification released for the solidification rate of plastics is solved.

In embodiment 2, as shown in fig. 1-3, a hydraulic cylinder 9 is fixed at the middle part of the top of the upper die body 1, the output end of the hydraulic cylinder 9 extends to the lower part of the upper die body 1, a pressing plate 14 is fixed at the output end of the hydraulic cylinder 9, a butt joint ring 8 is fixed at the top of the upper die body 1 near the edges of two sides, baffles 7 are fixed at the top of four guide rods 6, fixing blocks 5 are fixed at the two sides of the lower die body 2, a diamond-shaped groove 10 penetrating to the bottom is formed at the top of one fixing block 5, a diamond-shaped pin 11 clamped in the diamond-shaped groove 10 is fixed at the edge of one side near the bottom of the upper die body 1, a positioning pin 13 is fixed at the edge of the other side near the bottom of the upper die body 1, a positioning hole 12 penetrating to the bottom is formed at the top of the other fixing block 5, and the positioning pin 13 is clamped in the positioning hole 12.

The effect that its whole embodiment 2 reached is, when bed die body 2 and last mould body 1 mutually block, can carry out the location block when the cooperation through locating pin 13 and locating hole 12, through the mutual block of rhombus groove 10 and rhombus pin 11, can assist the direction to the location of locating pin 13, leads through guide bar 6 when bed die body 2 and last mould body 1 mutually block for the slip can be more steady, simultaneously at the top fixed stop 7 of guide bar 6, can prevent the slippage of last mould body 1.

Working principle: through set up cooling circulation pipeline 4 in the inside cooling chamber 3 of bed die body 2 for can in time give off the heat of bed die body 2 inside circulation flow with outside cooling water, help inside molten plastics to solidify the shaping fast, simultaneously be the inside at cooling chamber 3 with cooling circulation pipeline 4 in the S-shaped range when in actual use, make can be more even to the cooling of bed die body 2, prevent that inside plastics from producing internal stress variation because of the cooling is inhomogeneous when solidifying the shaping, lead to the surface to appear the fold phenomenon, when bed die body 2 and last mould body 1 mutually block, can carry out the location block when the cooperation through locating pin 13 and locating hole 12, through the mutual block of diamond groove 10 and diamond 11, can carry out the supplementary direction to the location of locating pin 13, lead to the guide through guide bar 6 when bed die body 2 and last mould body 1 mutually block, make the slip can be more steady at the top fixed stop 7 of guide bar 6 simultaneously, can prevent to go up mould body 1.

It should be noted that various standard components used in the present utility model are available in the market, and non-standard components can be specifically customized, and the connection manner adopted in the present utility model, such as bolting, welding, etc., is a very common means in the mechanical field, and the inventor will not be reiterated here.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims (6)

1. The utility model provides a cooling device is used in plastic products processing, includes mould body (1), its characterized in that: the lower die comprises an upper die body (1), wherein a lower die body (2) is arranged below the upper die body (1), a cooling cavity (3) is formed in the lower die body (2), a cooling circulation pipeline (4) is arranged in the cooling cavity (3), two ends of the cooling circulation pipeline (4) respectively extend to the front sides of the lower die body (2), guide rods (6) are fixed at four corners of the top of the lower die body (2), and the upper die body (1) is connected between the outer surfaces of the guide rods (6) in a sliding mode.

2. The cooling device for plastic product processing according to claim 1, wherein: the top of last mould body (1) is located the middle part and is fixed with pneumatic cylinder (9), the output of pneumatic cylinder (9) extends to the below of last mould body (1), the output of pneumatic cylinder (9) is fixed with clamp plate (14).

3. The cooling device for plastic product processing according to claim 1, wherein: butt joint rings (8) are fixed at the positions, close to the edges of two sides, of the top of the upper die body (1), and baffle plates (7) are fixed at the tops of the four guide rods (6).

4. The cooling device for plastic product processing according to claim 1, wherein: both sides of the lower die body (2) are fixed with fixed blocks (5), and a diamond-shaped groove (10) penetrating to the bottom is formed in the top of one fixed block (5).

5. The cooling device for plastic product processing according to claim 4, wherein: the diamond pin (11) clamped in the diamond groove (10) is fixed at the edge of one side, close to the bottom, of the upper die body (1), and the locating pin (13) is fixed at the edge of the other side, close to the bottom, of the upper die body (1).

6. The cooling device for plastic product processing according to claim 5, wherein: the top of the other fixed block (5) is provided with a positioning hole (12) penetrating to the bottom, and the positioning pin (13) is clamped in the positioning hole (12).