CN213166617U - Bottle embryo mould is annotated to quick refrigerated - Google Patents

Abstract

The utility model discloses a fast-cooling bottle blank injection mold, which comprises a bottle body mold, an opening mold and an injection core, wherein an injection cavity is arranged in the bottle body mold; the bottom end of the injection core is used for moving towards the bottle body mould during mould closing and extending into the injection cavity; the outer surface of the injection core and the inner surface of the injection cavity form a bottle body forming interval at intervals; the top end of the injection core is used for being positioned at the top end of the injection cavity during die assembly and forming a bottle mouth forming part; the mouth mold is sleeved outside the mouth molding part during mold closing, and the outer surface of the mouth molding part and the inner surface of the mouth mold form a mouth molding interval at intervals; the bottle mouth forming interval is communicated with the bottle body forming interval; and a cooling water channel is arranged in the injection core and extends along the height direction of the injection core. The utility model provides a quick refrigerated notes bottle embryo mould, it sets up the cooling water course in annotating the core, can cool off the bottle embryo from top to bottom in bottle embryo inboard.

Description

Bottle embryo mould is annotated to quick refrigerated

Technical Field

The utility model relates to a bottle blowing machine equipment, concretely relates to quick refrigerated notes bottle embryo mould.

Background

At present, when a PC barrel is produced, a bottle blowing machine is mainly adopted for production, the main process is that a plurality of bottle blank molds are arranged on a rotary disc rack, a bottle blank cavity is formed by an injection core and the bottle blank molds at a bottle blank injection station, injection molding is carried out, a bottle blank is preliminarily formed, then the bottle blank is separated from the injection core, a rotary disc rotates to a blow molding station, then bottle blowing forming is carried out on the bottle blank molds at corresponding stations, a PC barrel is formed, and then the stations such as cooling and shaping are carried out. However, when the bottle preform is molded, the cooling time of the bottle preform is not long enough, so that mold hanging or bottle preform damage is likely to occur when the injection core is separated from the bottle preform, the production efficiency is low, and the yield is reduced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a quick refrigerated notes bottle embryo mould, it sets up the cooling water course in annotating the core, can cool off the bottle embryo from top to bottom in the bottle embryo inboard.

The purpose of the utility model is realized by adopting the following technical scheme:

a fast-cooling bottle blank injection mold comprises a bottle body mold, an opening mold and an injection core, wherein an injection cavity is formed in the bottle body mold; the bottom end of the injection core is used for moving towards the bottle body mould during mould closing and extending into the injection cavity; the outer surface of the injection core and the inner surface of the injection cavity form a bottle body forming interval at intervals; the top end of the injection core is used for being positioned at the top end of the injection cavity during die assembly and forming a bottle mouth forming part; the mouth mold is sleeved outside the mouth molding part during mold closing, and the outer surface of the mouth molding part and the inner surface of the mouth mold form a mouth molding interval at intervals; the bottle mouth forming interval is communicated with the bottle body forming interval; and a cooling water channel is arranged in the injection core and extends along the height direction of the injection core.

Preferably, a plurality of first cooling water tanks are arranged in the outer surface of the bottle body mold, and are distributed at intervals in the height direction of the bottle body mold; two adjacent first cooling water tanks are communicated with each other.

Preferably, a plurality of second cooling water tanks are arranged in the neck ring mold, and are distributed at intervals in the height direction of the neck ring mold; two adjacent second cooling water tanks are communicated with each other.

Preferably, the first cooling water tank and the second cooling water tank are distributed annularly.

Preferably, an annular groove is formed in the inner wall of the mouth mold.

Compared with the prior art, the beneficial effects of the utility model reside in that: the bottom of its notes core stretches into the notes intracavity of body mould can with annotate and form body shaping interval between the inner wall in chamber, the top of annotating the core simultaneously can pass and connect and form bottleneck shaping interval in the bush, during moulding plastics alright integrated into one piece bottle embryo's body and bottleneck, and annotate and be equipped with the cooling water course in the core, can follow the inboard of bottle embryo and cool off bottleneck and body from top to bottom, cooling rate is fast, the bottle embryo drawing of patterns of being convenient for.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic view of a portion a in fig. 1.

In the figure: 10. a body mould; 11. a first cooling water tank; 20. a neck ring mold; 21. a second cooling water tank; 22. an annular groove; 30. core injection; 31. a cooling water channel; 32. a bottle mouth forming part; 40. forming intervals of the bottle body; 50. and forming intervals of the bottle openings.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict. Except as specifically noted, the materials and equipment used in this example are commercially available. Examples of which are illustrated in the accompanying drawings, wherein like 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 application and are not to be construed as limiting the present application.

In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "back", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. In the description of the present application, "a plurality" means two or more unless specifically stated otherwise.

In the description of the present application, it should be noted that unless otherwise specifically stated or limited, the terms "connected," "communicating," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a connection through an intervening medium, a connection between two elements, or an interaction between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

The terms "first," "second," and the like in the description and in the claims of the present application and in the above-described drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

As shown in fig. 1 and 2, the fast cooling preform injection mold comprises a body mold 10, a neck mold 20 and an injection core 30, wherein an injection cavity is formed in the body mold 10, and the bottom end of the injection core 30 can move towards the interior of the body mold 10 and extend into the injection cavity when the mold is closed. The portion of the outer surface of the stem 30 that extends into the cavity may be spaced from the inner surface of the cavity to form a body forming space 40. The top end of the core 30 may be located at the top end of the cavity during mold clamping to form a mouth forming portion 32, the neck mold 20 may be fitted to the outside of the mouth forming portion 32 during mold clamping, a mouth forming space 50 may be formed between the outer surface of the mouth forming portion 32 and the inner surface of the neck mold 20, and the mouth forming space 50 may penetrate the body forming space 40. The core 30 is provided with a cooling water passage 31 therein, and the cooling water passage 31 extends in the height direction of the core 30.

On the basis of the structure, use the utility model discloses a during quick refrigerated notes bottle embryo mould, above-mentioned body mould 10, bush 20 and notes core 30 all can be installed on the organism of bottle blowing machine, when carrying out the bottle embryo shaping, drive structure on the accessible bottle blowing machine drives notes core 30 downstream, the bottom of annotating core 30 alright stretch into the notes intracavity of body mould 10, and the top of annotating core 30 can be located the top of body mould 10, compound die under bush 20 drives in the drive structure of bottle blowing machine this moment, and the suit is outside the bottleneck shaping portion 32 of annotating core 30. Thereafter, the bottle mouth forming interval 50 is used for injection molding, the plastic liquid flows to the bottle body forming interval 40, and the bottle body and the bottle mouth of the bottle blank can be integrally formed, the cooling water channel 31 is arranged in the injection core 30, the bottle mouth and the bottle body can be cooled from top to bottom from the inner side of the bottle blank, the cooling speed is high, and the bottle blank demoulding is facilitated.

Further, a plurality of first cooling water tanks 11 may be provided in the outer surface of the body mold 10, the plurality of first cooling water tanks 11 are distributed at intervals in the height direction of the body mold 10, and two adjacent first cooling water tanks 11 are communicated with each other. So, when the shaping is cooled down, still can be at leading-in cooling water in first cooling trough 11 simultaneously, the cooling water alright cool off the bottle embryo from top to bottom in the body outside of bottle embryo, and the body is inside and outside all can be cooled off, and cooling efficiency is high, and cools off more evenly.

More specifically, a plurality of second cooling water tanks 21 may be provided in the die 20, and similarly, the plurality of second cooling water tanks 21 are distributed at intervals in the height direction of the die 20; the adjacent two second cooling water tanks 21 are communicated with each other. Therefore, when the forming is cooled, the cooling water can be introduced into the second cooling water tank 21, the cooling water can be cooled outside the bottle opening of the bottle blank, the inside and the outside of the bottle opening can be cooled, the cooling efficiency can be improved, and the cooling effect is more uniform.

It should be noted that the first cooling water tank 11 and the second cooling water tank 21 may be introduced with cooling water of different temperatures, and the cooling temperatures of the bottle body and the bottle mouth may be controlled respectively, specifically selected according to actual production requirements.

Furthermore, the first cooling water tank 11 and the second cooling water tank 21 may be distributed annularly, that is, the introduced cooling water may flow annularly, so as to cool the bottle body and the bottle mouth circumferentially, and the cooling effect is more uniform.

Preferably, an annular groove 22 can be further formed in the inner wall of the neck mold 20, during molding, the plastic cement liquid can flow into the annular groove 22, and a convex edge structure can be formed on the outer surface of the bottle mouth, so that the bottle cap can be assembled later.

While only certain features and embodiments of the application have been illustrated and described, many modifications and changes may occur to those skilled in the art (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the scope and spirit of the invention in the claims.

Finally, it should be noted that: the above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims (5)

1. A fast-cooling bottle blank injection mold is characterized by comprising a bottle body mold, an opening mold and an injection core, wherein an injection cavity is formed in the bottle body mold; the bottom end of the injection core is used for moving towards the bottle body mould during mould closing and extending into the injection cavity; the outer surface of the injection core and the inner surface of the injection cavity form a bottle body forming interval at intervals; the top end of the injection core is used for being positioned at the top end of the injection cavity during die assembly and forming a bottle mouth forming part; the mouth mold is sleeved outside the mouth molding part during mold closing, and the outer surface of the mouth molding part and the inner surface of the mouth mold form a mouth molding interval at intervals; the bottle mouth forming interval is communicated with the bottle body forming interval; and a cooling water channel is arranged in the injection core and extends along the height direction of the injection core.

2. The rapidly-cooled preform injection mold of claim 1, wherein a plurality of first cooling water channels are provided in the outer surface of the body mold, the plurality of first cooling water channels being spaced apart in the height direction of the body mold; two adjacent first cooling water tanks are communicated with each other.

3. The rapidly-cooled preform-injecting mold as claimed in claim 2, wherein a plurality of second cooling water grooves are provided in said neck mold, and the plurality of second cooling water grooves are spaced apart in the height direction of the neck mold; two adjacent second cooling water tanks are communicated with each other.

4. The rapidly-cooled preform injection mold of claim 3, wherein the first and second cooling water tanks are annularly distributed.

5. A rapidly-cooled preform injection mold as in any one of claims 1 to 4 wherein the inner wall of said die is provided with an annular groove.

Images