CN216992965U

CN216992965U - Anti-sticking plastic mold

Info

Publication number: CN216992965U
Application number: CN202220022504.3U
Authority: CN
Inventors: 王军
Original assignee: Baoxing Precision Shenzhen Co ltd
Current assignee: Baoxing Precision Shenzhen Co ltd
Priority date: 2022-01-06
Filing date: 2022-01-06
Publication date: 2022-07-19
Anticipated expiration: 2032-01-06

Abstract

The utility model discloses an anti-sticking plastic die which comprises a bottom plate, wherein guide limiting structures are arranged on two sides of the upper end of the bottom plate; the lower die is arranged at the inner side of the guide limiting structure; the guide post is arranged at the top of the upper end of the lower die; the upper die is arranged at the top of the upper end of the guide post; the direction limit structure includes: the limiting drainage plates are arranged on two sides of the upper end of the bottom plate; and the open slot is arranged at the inner side of the limiting drainage plate. This anti-sticking plastic mold who is stained with, cooling body use hollow core plate and main hollow tube as main cooling piece, make it distribute in the outside department of template, wherein hollow core plate can be provided with the multilayer according to the demand, cools off from the template outside better, makes the cooling water circulate in inside to the main hollow tube that utilizes to be linked together carries out comprehensive cooling, avoids plastic goods when ejecting, the unformed condition of goods appears.

Description

Anti-sticking plastic mold

Technical Field

The utility model relates to the technical field of plastic molds, in particular to an anti-sticking plastic mold.

Background

The plastic mold is a tool which is matched with a plastic molding machine in the plastic processing industry and endows a plastic product with complete configuration and accurate size, is a necessary mold type in the industry, and along with the rapid development of the plastic industry and the continuous improvement of the general purpose and engineering plastics in the aspects of strength and the like, the application range of the plastic product is continuously expanded, the consumption of the plastic product is also increasing, so that the research and development of the plastic mold are more and more important.

Plastics mould on the market all adopts the refrigerated mode of drawing of patterns to cool off the plastic products in the plastics mould to reach quick fashioned purpose, nevertheless at the in-process of drawing of patterns, the plastic products gluing that often appears is stained with in the mould inner chamber condition, leads to the mould to need clean, very big influence normal production.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anti-sticking plastic mold, which aims to solve the problems that plastic products in the plastic mold are cooled in a demolding cooling mode in the plastic mold in the market in the background technology so as to achieve the purpose of rapid molding, but the plastic products are stuck to the inner cavity of the mold frequently in the demolding process, so that the mold needs to be cleaned, and the normal production is greatly influenced.

In order to achieve the purpose, the utility model provides the following technical scheme: a tack-resistant plastic mold comprising:

the guide limiting structures are arranged on two sides of the upper end of the bottom plate;

the lower die is arranged at the inner side of the guide limiting structure;

the guide post is arranged at the top of the upper end of the lower die;

the upper die is arranged at the top of the upper end of the guide post;

the direction limit structure includes:

the limiting drainage plates are arranged on two sides of the upper end of the bottom plate;

the open slot is formed in the inner side of the limiting drainage plate;

and the fastening bolt is arranged at the outer side of the limiting drainage plate.

Preferably, the bottom plate and the limiting drainage plate form a detachable structure, and the bottom plate and the limiting drainage plate are vertically distributed.

Preferably, the limiting drainage plate forms a sliding structure through the open slot and the upper die, and the limiting drainage plate forms a bolt fixing structure through the fastening bolt and the lower die.

Preferably, a cooling mechanism is placed at the middle end of the inner cavity of the lower die, and the upper surface of the cooling mechanism is slightly lower than the upper surface of the lower die.

Preferably, the cooling mechanism includes:

a template disposed at the inner middle end of the cooling mechanism:

a hollow plate disposed at an outer side of the template.

Preferably, the inner sides of four corners of the hollow plate are communicated with main hollow pipes, and the hollow plate can be provided with multiple layers.

Preferably, the main hollow pipes are uniformly distributed along the central axis of the hollow plate, and the hollow pipes are arranged around the main hollow pipes.

Compared with the prior art, the utility model has the beneficial effects that: this plastic mold that anti-sticking was stained with adopts mutually supporting between a plurality of mechanisms, and is functional strong, utilizes the hollow core plate of multilayer parcel form, cools off inboard plastic products to with the hollow tube that four groups are linked together, make the cooling water circulate inside, carry out comparatively comprehensive cooling operation, avoid plastic products when ejecting, the condition that the goods is not formed appears.

1. According to the utility model, the inner side of the mold is limited by the limiting drainage plates on two sides, the fastening bolt is used for fastening according to the requirement of the lower mold, in addition, the upper mold with the upper end capable of movably lifting is stably lifted by the open slot at the inner side, the dislocation condition is avoided when the upper mold is closed, the accuracy of closing the mold is ensured, and the injection molding operation is more accurate.

2. According to the utility model, the cooling mechanism takes the hollow plate and the main hollow pipe as main cooling parts, so that the hollow plate and the main hollow pipe are distributed at the outer side of the template, wherein the hollow plate can be provided with a plurality of layers according to requirements to better cool from the outer side of the template, so that cooling water can circulate inside the hollow plate, the main hollow pipe communicated with the hollow plate is used for carrying out comprehensive cooling, and the situation that a plastic product is not formed when being ejected is avoided.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic top view of the guiding and limiting structure of the present invention;

fig. 3 is a schematic cross-sectional perspective view of the cooling mechanism of the present invention.

In the figure: 1. a base plate; 2. a lower die; 3. a guiding and limiting structure; 301. a limiting drainage plate; 302. an open slot; 303. fastening bolts; 4. a guide post; 5. an upper die; 6. a cooling mechanism; 601. a template; 602. a hollow slab; 603. a main hollow pipe.

Detailed Description

As shown in fig. 1-2, the present invention provides a technical solution: a tack-resistant plastic mold comprising: the guide limiting structure comprises a bottom plate 1, wherein guide limiting structures 3 are arranged on two sides of the upper end of the bottom plate 1; the lower die 2 is arranged at the inner side of the guide limiting structure 3; the guide post 4 is arranged on the top of the upper end of the lower die 2; the upper die 5 is arranged on the top of the upper end of the guide column 4; direction limit structure 3 includes: the limiting drainage plates 301 are arranged on two sides of the upper end of the bottom plate 1; the open groove 302 is formed in the inner side of the limiting drainage plate 301; and a fastening bolt 303 disposed at an outer side of the limiting drainage plate 301. Bottom plate 1 and spacing drainage plate 301 constitute detachable construction, and bottom plate 1 and spacing drainage plate 301 are vertical form and distribute. Spacing drainage plate 301 constitutes sliding construction through open slot 302 and last mould 5, and spacing drainage plate 301 constitutes bolt fixed knot structure through fastening bolt 303 and bed die 2, spacing drainage plate 301 with both sides comes to carry on spacingly to the inboard mould, according to the needs of bed die 2, utilize fastening bolt 303 to fasten, the last mould 5 that makes the mobile lift in upper end in addition, department utilizes open slot 302 to stabilize the lift in inboard, the dislocation condition appears when avoiding its compound die, guarantee the accuracy nature of compound die, it is more accurate to make the operation of moulding plastics.

As shown in fig. 3, the present invention provides a technical solution: a cooling mechanism 6 is placed at the middle end of an inner cavity of a lower die 2, and the height of the upper surface of the cooling mechanism 6 is slightly lower than that of the upper surface of the lower die 2. The cooling mechanism 6 includes: a mold plate 601 provided at the inner middle end of the cooling mechanism 6: a hollow plate 602 disposed at an outer side of the mold plate 601. The inner sides of four corners of the hollow plate 602 are communicated with main hollow pipes 603, and the hollow plate 602 can be provided with multiple layers. The main hollow pipe 603 is evenly distributed along the central axis of the hollow plate 602, the hollow pipe 603 is arranged around the main hollow pipe, the cooling mechanism 6 takes the hollow plate 602 and the main hollow pipe 603 as main cooling parts, so that the main hollow pipe is distributed at the outer side of the template 601, wherein the hollow plate 602 can be provided with multiple layers according to requirements, so that better cooling is carried out from the outer side of the template 601, cooling water is circulated inside the main hollow pipe 603, comprehensive cooling is carried out by utilizing the communicated main hollow pipe 603, and the plastic product is prevented from being unformed when being ejected.

To sum up, when the anti-sticking plastic mold is used, the bottom plate 1 is firstly installed on a machine table, the upper mold 5 is connected with an injection port on the machine table, when the upper mold 5 is driven by an air cylinder of the machine table, the upper mold 5 descends, the opening groove 302 is used for stably lifting at the inner side, the dislocation condition is avoided when the mold is closed, the mold closing accuracy is ensured, then the raw material is injected in the mold 5 on the injection molding opening, the molten raw material is molded in the mold plate 601, the cooling water with lower heat is circulated from the inside of the main hollow pipe 603 and the hollow plate 602 which are communicated with each other at the outer side during molding, so as to absorb the heat in the mold, and the plastic product is circulated out of the mold to achieve the effect of cooling and radiating, so that the plastic product in the mold is quickly molded, and the condition that the product is not molded when the plastic product is ejected is avoided.

Claims

1. A sticking-resistant plastic mold is characterized by comprising:

the device comprises a bottom plate (1), wherein guide limiting structures (3) are arranged on two sides of the upper end of the bottom plate (1);

the lower die (2) is arranged at the inner side of the guide limiting structure (3);

the guide post (4) is arranged on the top of the upper end of the lower die (2);

the upper die (5) is arranged at the top of the upper end of the guide column (4);

the direction limit structure (3) includes:

the limiting drainage plates (301) are arranged on two sides of the upper end of the bottom plate (1);

the open groove (302) is formed in the inner side of the limiting drainage plate (301);

a fastening bolt (303) disposed at an outer side of the limiting drainage plate (301);

a cooling mechanism (6) is arranged at the middle end of the inner cavity of the lower die (2), and the upper surface of the cooling mechanism (6) is slightly lower than the upper surface of the lower die (2);

the cooling mechanism (6) includes:

a die plate (601) provided at the inner middle end of the cooling mechanism (6):

a hollow plate (602) disposed at an outer side of the mold plate (601);

the inner sides of four corners of the hollow plate (602) are communicated with main hollow pipes (603), and the hollow plate (602) can be provided with a plurality of layers;

main hollow tube (603) are the uniform distribution along the axis department of hollow slab (602), and hollow tube (603) are provided with all around.

2. The anti-sticking plastic mold as claimed in claim 1, wherein: the bottom plate (1) and the limiting drainage plate (301) form a detachable structure, and the bottom plate (1) and the limiting drainage plate (301) are vertically distributed.

3. The anti-sticking plastic mold as claimed in claim 1, wherein: the limiting drainage plate (301) forms a sliding structure through the open slot (302) and the upper die (5), and the limiting drainage plate (301) forms a bolt fixing structure through the fastening bolt (303) and the lower die (2).