CN213593597U

CN213593597U - Injection and blowing integrated machine

Info

Publication number: CN213593597U
Application number: CN202022138923.7U
Authority: CN
Inventors: 刘刚
Original assignee: Dongguan Wangcheng Mould Co ltd
Current assignee: Dongguan Wangcheng Mould Co ltd
Priority date: 2020-09-26
Filing date: 2020-09-26
Publication date: 2021-07-02
Anticipated expiration: 2030-09-26

Abstract

The utility model discloses an annotate and blow integrative machine relates to the production technical field of moulding plastics. The utility model discloses a: the injection molding device comprises a bottom plate, a supporting plate is installed on the upper side of the bottom plate, an outer blank is installed on the upper side of the supporting plate, an injection cavity is installed inside the outer blank, a heating ring is installed inside the injection cavity, mold feet are arranged on the lower side of the heating ring, a heating filling bottom plate is fixed on the lower side of the mold feet, and an aluminum ring is installed inside the heating ring. The utility model discloses an aluminium circle can heat the plastic tubing that lasts under the effect of circle that generates heat in annotating the chamber, avoids in the course of working because of not heating the plastic tubing, and the lip membrane can be cut off the follow upper end of plastic tubing through the extrusion, makes things convenient for the stretch rod to its blow molding, then the one end that the little end of blow molding enabled the plastic tubing forms the back cover of plastic drum according to the shape, and the downside of annotating the chamber simultaneously is connected with the heat flow pipe.

Description

Injection and blowing integrated machine

Technical Field

The utility model belongs to the technical field of the production of moulding plastics, especially, relate to an annotate and blow integrative machine.

Background

The plastic bottle is a plastic container which is formed by using Polyester (PETG), Polyethylene (PE) and polypropylene (PP) as raw materials, adding corresponding organic solvents, heating at high temperature, and performing bottle blank blow molding, extrusion blow molding or injection molding through a plastic mold. The plastic bottle is mainly used for liquid or solid disposable plastic packaging containers of beverages, foods, pickles, honey, dried fruits, edible oil, agricultural and veterinary drugs and the like.

In the process of manufacturing the plastic bottle by adopting the extrusion blow molding process, firstly, the plastic tube strip is molded by adopting an extruding machine and cut into the plastic tube strip with the proper length suitable for the processing of the blow molding machine, then the plastic tube strip is put into a mold of the blow molding machine for blow molding, and finally, the plastic tube strip is taken out from the mold to separate the product and the waste. The existing extrusion blow molding process has the problems of low automation degree, more workers and high labor intensity.

An injection blow molding (ASB) machine is an automated molding machine. The original plastic PC material is put into a machine hopper, the machine automatically injects a pipe blank firstly and then heats and blows the molded drinking water barrel, the yield is generally in the period 58 at present in each molded barrel 56S-58S in the period of 1 product injection and blowing integrated machine (ASB), only 1540PCS can be produced according to the 24-hour productivity calculation in one day, and the reason of low productivity is that only 1 barrel can be produced in the same period.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an injection and blowing integrated machine, through in annotating the chamber aluminium circle can be under the effect of heating ring under the continuous plastic tubing heats, avoid in the course of working because not heating the plastic tubing, make the plastic tubing that needs to carry out the blow molding cool off in advance and lead to the unformed condition of blow molding to take place, the lip membrane can be through the extrusion cut off from the upper end of plastic tubing, adjust the size of blow molding plastic tubing, reduce the use of material, save manufacturing cost, also can make the one end of the plastic tubing of required blow molding form the sealed end simultaneously, make things convenient for stretch rod to its blow molding, simultaneously stretching rod is because having the elasticity, the even distribution of bucket wall that enables the plastic tubing to form in the blow molding process is in its week side, then the blow molding end can make the one end of plastic tubing form the back cover of plastic drum according to the shape, the downside of annotating the chamber simultaneously is connected with the heat flow tube, the inside in heat flow pipe straight-through heat flow chamber, the air that can pass through between plastic tubing and the mould passes through the heat flow pipe and discharges at the fashioned in-process of blow molding plastic tubing, avoid in the blow molding in-process because of the condition emergence that the air is not discharged and leads to appearing the blow molding deformity between the inner wall in plastic tubing and the first model chamber of blowing, what use now is the chamber injection mould, can produce in a production cycle and make the productivity increase one time, can reach more than 3 thousand, the hot runner has been improved, make two billet shaping of injection simultaneously in a production cycle, we have also improved the heating simultaneously and have filled, make two billet of heatable in a production cycle, the current technical problem has been solved.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

an injection and blow integrated machine comprising: injection moulding device and blowing device, the injection moulding device includes the bottom plate, the layer board has been installed to the upside of bottom plate, outer embryo is installed to the upside of layer board, the inside of outer embryo has been installed and has been annotated the chamber, annotate the inside in chamber and have been installed the heating ring, the downside of heating ring is provided with the mould foot, the downside of mould foot is fixed with the heating and irritates the bottom plate, the internally mounted of heating ring has the aluminium circle, the week side of aluminium circle is provided with the billet, the apron is installed to the upside of outer embryo, the inside of apron is provided with the lip membrane, the upside of apron is installed and is annotated the core, the inside of annotating the core is provided with tensile.

Optionally, a heat flow cavity is installed on the upper side of the bottom plate, and a heat flow pipe is arranged inside the heat flow cavity.

Optionally, the blow molding device comprises a small bottom pillar, and a small bottom plate is fixed on the upper side of the small bottom pillar.

Optionally, a blow molded outsole is mounted on the upper side of the outsole base plate.

Optionally, the upper side of the blow mold sole is provided with a first blow mold cavity, and the stretching rod extends into the first blow mold cavity.

Optionally, a square iron is arranged on one side of the small bottom pillar.

The embodiment of the utility model has the following beneficial effect:

an embodiment of the utility model heats the plastic pipe continuously under the action of the heating ring through the aluminum ring in the injection cavity, thereby avoiding the plastic pipe from being heated in the processing process, leading the plastic pipe needing blow molding to be cooled in advance to cause the blow molding to be deformed, cutting the plastic pipe from the upper end through the extrusion action by the lip film, adjusting the size of the plastic pipe subjected to blow molding, reducing the use of materials, saving the production cost, simultaneously also leading one end of the plastic pipe needing blow molding to form a sealing end, facilitating the blow molding of a stretching rod, leading the stretching rod to have the flexibility, leading the barrel wall formed in the blow molding process of the plastic pipe to be uniformly distributed on the peripheral side of the barrel wall, then leading one end of the plastic pipe to form the bottom sealing of the plastic barrel according to the shape by the small bottom of the blow molding, simultaneously leading the lower side of the injection cavity to be connected with the hot flow pipe, leading the heat to directly flow in the interior of the hot, the air between the plastic pipe and the mold can be discharged through the hot flow pipe in the process of molding the blow-molded plastic pipe, the blow molding malformation caused by the fact that the air is not discharged between the plastic pipe and the inner wall of the cavity of the first blow mold in the blow molding process is avoided.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of an injection molding apparatus according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional structure view of an injection molding apparatus according to an embodiment of the present invention;

fig. 3 is a schematic perspective view of a blow molding device according to an embodiment of the present invention;

fig. 4 is a schematic perspective view of a heating coil device according to an embodiment of the present invention;

fig. 5 is a schematic view of a cross-sectional structure of a heating coil device according to an embodiment of the present invention

Fig. 6 is a schematic view of a three-dimensional structure of a blowing pin according to an embodiment of the present invention.

Wherein the figures include the following reference numerals:

the injection molding device 1, the blow molding device 2, the outer blank 3, the cover plate 4, the injection core 5, the heat flow cavity 6, the injection cavity 7, the lip film 8, the supporting plate 9, the small bottom column 10, the square iron 11, the small bottom plate 12, the small blow molding bottom 13, the first blow molding cavity 14, the second blow molding cavity 15, the heating ring 16, the mold leg 17, the heating pouring bottom plate 18, the aluminum ring 19, the parison 20, the blowing needle 21, the stretching rod 22 and the bottom plate 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

To maintain the following description of the embodiments of the present invention clear and concise, detailed descriptions of well-known functions and components may be omitted.

Referring to fig. 1-6, in the present embodiment, an injection and blow molding integrated machine is provided, including: injection molding device 1 and blow molding device 2, injection molding device 1 includes bottom plate 23, layer board 9 has been installed to the upside of bottom plate 23, outer embryo 3 is installed to the upside of layer board 9, annotate chamber 7 has been installed to the inside of outer embryo 3, annotate the inside of chamber 7 and install heating ring 16, heating ring 16's downside is provided with mould foot 17, the downside of mould foot 17 is fixed with and heats irritate bottom plate 18, heating ring 16's internally mounted has aluminium circle 19, the week side of aluminium circle 19 is provided with the billet 20, the upside of outer embryo 3 is installed apron 4, the inside of apron 4 is provided with lip membrane 8, notes core 5 is installed to the upside of apron 4, the inside of notes core 5 is provided with tensile pole 22, the output of tensile pole 22 is fixed with blow needle 21.

The application of one aspect of the embodiment is as follows: when in use, firstly, a heating plastic pipe for production is injected into the injection cavity 7 in the outer blank 3 through the injection core 5, the aluminum ring 19 in the injection cavity 7 continuously heats the plastic pipe under the action of the heating ring 16, so that the plastic pipe can fill the whole blank tube 20, after the plastic pipe in the blank tube 20 is filled, the lip film 8 cuts the plastic pipe from the upper end through extrusion, meanwhile, the lip film 8 can extrude and seal one end of the plastic pipe to form a sealed space, then the stretching rod 22 at one end of the blowing needle 21 can penetrate through the injection core 5 to extend into the first blowing mold cavity 14 and the second blowing mold cavity 15, the plastic pipe can be blown into the shape of the mold through inflating the first blowing mold cavity 14 and the second blowing mold cavity 15, the small bottom 13 can enable one end of the plastic pipe to form the bottom sealing of the plastic barrel according to the shape, and the lower side of the injection cavity 7 is connected with a hot flow pipe, the hot flow pipe is communicated with the interior of the hot flow cavity 6, and air between the plastic pipe and the mold can be exhausted through the hot flow pipe in the process of forming the blow-molded plastic pipe. It should be noted that the heating coil referred to in this application may be powered by a storage battery or an external power source.

The plastic pipe is continuously heated by the aluminum ring 19 under the action of the heating ring 16 in the injection cavity 7, so that the situation that the plastic pipe which needs to be blown is cooled in advance to cause blow molding to be deformed due to the fact that the plastic pipe is not heated in the processing process is avoided, the lip film 8 cuts off the plastic pipe from the upper end through the extrusion action, the size of the plastic pipe which is blow molded is adjusted, the use of materials is reduced, the production cost is saved, meanwhile, one end of the plastic pipe which needs to be blown is formed into a sealing end, the plastic pipe is convenient to be blow molded by the stretching rod 22, meanwhile, the barrel wall formed by the plastic pipe in the blow molding process is uniformly distributed on the periphery of the stretching rod 22 due to the elasticity of the stretching rod 22, then, the small bottom 13 of the blow molding can enable one end of the plastic pipe to form the bottom sealing of the plastic barrel according to the shape, meanwhile, the lower side of the injection cavity 7 is connected, the air between the plastic pipe and the mould can be exhausted through the hot flow pipe in the process of molding the blow-molded plastic pipe, the blow molding deformity caused by the fact that the air is not exhausted between the plastic pipe and the inner wall of the first blow mold cavity 14 in the blow molding process is avoided, 2-cavity injection molding is used at present, two barrels can be produced in one production cycle, a hot runner is improved, two blank pipes are injected simultaneously in one production cycle for molding, meanwhile, a heating tank is improved, and two blank pipes can be heated in one production cycle.

The upper side of the bottom plate 23 of this embodiment is provided with a hot flow cavity 6, and a hot flow pipe is arranged inside the hot flow cavity 6, so that air between the plastic pipe and the mold can be conveniently discharged through the hot flow pipe in the process of molding the blow-molded plastic pipe.

The blow molding device 2 of the present embodiment includes a small bottom pillar 10, and a small bottom plate 12 is fixed to an upper side of the small bottom pillar 10.

The upper side of the small sole base plate 12 of this embodiment is fitted with a blow molded small sole 13.

The upper side of the blow mold platform 13 of this embodiment is provided with a first blow mold cavity 14 and the stretch rod 22 extends into the first blow mold cavity 14.

The small bottom pillar 10 of this embodiment is provided with a square iron 11 at one side thereof.

The above embodiments may be combined with each other.

It should be noted that in the description of the present specification, descriptions such as "first", "second", etc. are only used for distinguishing features, and do not have an actual order or meaning, and the present application is not limited thereto.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. An injection and blow integrated machine, comprising: injection molding device (1) and blow molding device (2), injection molding device (1) includes bottom plate (23), layer board (9) have been installed to the upside of bottom plate (23), outer embryo (3) have been installed to the upside of layer board (9), the inside of outer embryo (3) has been installed and has been annotated chamber (7), annotate the inside of chamber (7) and have been installed and generate heat circle (16), the downside that generates heat circle (16) is provided with mould foot (17), the downside of mould foot (17) is fixed with and heats irritate bottom plate (18), the internally mounted of generating heat circle (16) has aluminium circle (19), the week side of aluminium circle (19) is provided with idiosome (20), apron (4) are installed to the upside of outer embryo (3), the inside of apron (4) is provided with lip membrane (8), notes core (5) are installed to the upside of apron (4), the inside of notes core (5) is provided with stretching pole (22), the output of stretching pole (22) is fixed with.

2. An injection-blow molding machine as claimed in claim 1, wherein the upper side of the bottom plate (23) is provided with a heat flow chamber (6), and the inside of the heat flow chamber (6) is provided with a heat flow pipe.

3. An injection-blow molding machine as claimed in claim 1, characterized in that the blow molding device (2) comprises a small bottom pillar (10), the upper side of which (10) is fixed with a small bottom plate (12).

4. An injection-blow molding machine as claimed in claim 3, wherein the upper side of the sole plate (12) is fitted with a blow-molded sole (13).

5. An injection-blow molding machine as claimed in claim 4, characterized in that the upper side of the blow mold tray (13) is provided with a first blow mold cavity (14), the stretch rod (22) extending inside the first blow mold cavity (14).

6. An injection and blow molding machine as claimed in claim 3, characterized in that the small bottom pillar (10) is provided with a square iron (11) on one side.