CN201816215U - Mould device for producing plastic container and equipment thereof - Google Patents
Mould device for producing plastic container and equipment thereof Download PDFInfo
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- CN201816215U CN201816215U CN2010205293932U CN201020529393U CN201816215U CN 201816215 U CN201816215 U CN 201816215U CN 2010205293932 U CN2010205293932 U CN 2010205293932U CN 201020529393 U CN201020529393 U CN 201020529393U CN 201816215 U CN201816215 U CN 201816215U
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Abstract
The utility model discloses a mould device for producing a plastic container. The mould device comprises a first mould semi-body and a second mould semi-body which are symmetrical to each other, wherein the first mould semi-body and the second mould semi-body are respectively provided with a mould box body, the inner side of each mould box body is provided with one cavity of a plurality of cavities which are arranged in parallel, and each cavity comprises at least two of subsidiary cavities which are arranged along the axial direction. On the basis that the amount of plastic tubular parison is not increased, the mould device for producing the plastic container achieves the aim that the amount of the one-step formed container is multiply increased by dividing the same cavity in the box body into at least two subsidiary cavities which are arranged along the axial direction, thereby improving the production efficiency and reducing the floor area. The utility model further provides equipment for producing the plastic container.
Description
Technical field
The utility model relates to a kind of mould and equipment of producing plastic containers.
Background technology
Present existing plastic containers normally utilize blow moulding machine blow molding (or vacuum forming) to make.This blow moulding machine comprises: support body, extrusion device, blowing device, die device, die drive unit and cutting member.Die device is arranged on the support body movably, and on support body, having first fixed bit and second fixed bit, extrusion device is fixedly mounted on the support body, is arranged on the upside of die device first fixed bit, extrusion device is provided with parison handpiece near a side of die device, is used to extrude tubular parison.Blowing device is fixedly mounted on the support body, is arranged on the upside of die device second fixed bit, and blowing device is provided with the blow nozzle that can move towards die device, and blow nozzle is used for to the inside of tubular parison blow gas.Die drive unit is arranged on the support body, is used to drive die device and moves between first fixed bit and second fixed bit.Wherein, die device comprises, the first symmetrical mold half and second mold half, and second mold half moves relative to first mold half under the driving of die drive unit.First mold half and second mold half comprise respectively: Die Box, pipe are helped folder, Sealing formboard.The inboard of Die Box is provided with and the corresponding inner die cavity of the peripheral structure of plastic containers; Pipe helps folder to be arranged on the Die Box, is positioned at the side near the parison handpiece of extrusion device, and inside is provided with the suitable semi-circular groove of extruding with extrusion device of parison diameter; Sealing formboard, being arranged on pipe movably helps between folder and the Die Box, in the interior corner that Sealing formboard is connected with Die Box, be provided with and the corresponding interior scrobicular ring of plastic containers bottleneck, be used for cutting the bottleneck of plastic containers and will being sealed in die device with the plastic containers of finishing.On support body, also be provided with cutting member, it is helped between the folder at the parison handpiece of extrusion device and the pipe of die device, help the position of folder a little more than pipe, and this cutting member can be on support body moves along the direction perpendicular to the plane of symmetry of first mold half and second mold half.
The using method of this blow moulding machine comprises: raw materials such as plastic pellet are put in the extrusion device, and extrusion device carries out fusion, mixing to plastic pellet, and will be pressed into parison handpiece through fusion, mixing melt and be shaped to tubular parison; Tubular parison is squeezed in the middle of first mold half and second mold half, when tubular parison reaches predetermined length, second mold half is slided on second slideway and the merging of first mold half.This moment, tubular parison helped the clamping action of folder to be clipped between the mold halves halfbody by pipe.The cutting member that slides on support body cuts off the tubular parison on die device top.The tubular parison that is held is moved second fixed bit with mould from first fixed bit on the support body, make die device be positioned at the downside of blowing device.Blow nozzle in the blowing device descended enters the inside of tubular parison, to the mold half that pastes mutually Die Box top.Compressed air is injected into the inside (or parison external vacuum) of parison, tubular parison is expanded and is adjacent to the die cavity chamber wall of first mold half and the second mold half Die Box inside, obtain the moulding parison.Blow nozzle in the blowing device is risen, separate with die device.The Sealing formboard that mold halves halfbody top in the sliding mould device is provided with is modelled as the shape of plastic containers bottleneck with the opening of moulding parison, obtains plastic containers.
Existing blow moulding machine, and in the equipment similar to this blow moulding machine action principle, be provided with the suitable inside die cavity of external structure of or a plurality of and plastic containers that are arranged side by side on the opposite face of the mold halves halfbody of die device simultaneously, be provided with the suitable parison handpiece of die cavity in one or more and the die device in the extrusion device, be provided with the blow nozzle of die cavity in one or more and the die device in the blowing device.Existing this structure, in the mould die cavity number more after a little while, production efficiency is not high; And in case when in same plane, being provided with a plurality of die cavity, can increasing the usable floor area of this blow moulding machine, and increase power consumption.Simultaneously, existing this, even production process is to carry out in clean room, also can't avoid internal tank by the danger of bacterium or other particle contamination.
The utility model content
The utility model purpose is to provide a kind of mould of producing plastic containers, and the mould production efficiency that overcomes existing production plastic containers is low, the deficiency that usable floor area is big.
Another purpose of the present utility model is to provide a kind of equipment of producing plastic containers, and the mould production efficiency that overcomes existing production plastic containers is low, and usable floor area is big, and high deficiency consumes energy.
For this reason, the utility model provides a kind of die device of producing plastic containers, comprise the first symmetrical mold half and second mold half, first mold half and second mold half are respectively equipped with Die Box, the Die Box inboard is provided with one or a plurality of die cavities of being arranged side by side, and wherein die cavity comprises at least two sub-die cavities arranging along axis direction.
According to further improvement of the utility model, be provided with the sealing device that is used to seal adjacent two sub-die cavities in the middle of the adjacent subtype chamber.
According to further improvement of the utility model, the inside of Die Box is provided with groove, and groove is arranged between the adjacent subtype chamber, and sealing device is arranged in the groove movably.
According to further improvement of the utility model, each die cavity comprises two sub-die cavities.
According to further improvement of the utility model, container bottom is continuous in two sub-die cavities is provided with.
The utility model also provides a kind of equipment of producing plastic containers, comprise: support body and the die device that is arranged on the support body, be arranged on the blowing device that is positioned at the die device upside on the support body, blowing device is provided with the blow nozzle that or a group can move towards die device near a side of die device, and wherein die device is above-mentioned die device.
According to further improvement of the utility model, blowing device also is provided with aseptic cover, and the blow nozzle group is arranged in the aseptic cover, and the blow nozzle group penetrates aseptic cover and matches with die device.
According to further improvement of the utility model, aseptic cover is provided with the air intake passage that is used to feed aseptic gas.According to further improvement of the utility model, aseptic cover is provided with a through hole near a side of die device, and the blow nozzle group passes from through hole.
According to further improvement of the utility model, the area of the cross section of aseptic cover is greater than the area of the cross section of die device, and the area of through hole is less than the area of the cross section of die device.
Advantage of the present utility model: a kind of die device of producing plastic containers provided by the utility model, can be on the basis that does not increase plastic tube-shape parison quantity, by same die cavity in the Die Box being divided at least two sub-die cavities arranging along axis direction purpose with the quantity that reaches the one-shot forming container that is multiplied, thereby enhance productivity, reduce the floor space of die device.A kind of equipment of producing plastic containers that while the utility model provides has used the die device according to production plastic containers of the present utility model, thereby has improved production efficiency in this equipment, reduced production cost, simultaneously, reduce the floor space of mould, and the cost of manufacture of mould.Simultaneously, install an aseptic cover in the blowing device of the equipment of this production plastic containers additional, formed an aseptic blowing space, possibility with the blowing opening that enters tubular parison that prevents bacterium and other particulates, up to the container top sealing, provide the process units that more meets aseptic volumetric standard.
Except purpose described above, feature and advantage, the utility model also has other purpose, feature and advantage.With reference to figure, the utility model is described in further detail below.
Description of drawings
Accompanying drawing constitute this specification a part, be used for further understanding accompanying drawing of the present utility model and show preferred embodiment of the present utility model, and be used for illustrating principle of the present utility model with specification.Among the figure:
Fig. 1 shows the structure cross-sectional schematic when the relative parison with second mold half of first mold half separates in the mould of the production plastic containers of the utility model embodiment;
Fig. 2 shows among Fig. 1 B-B to the structure cross-sectional schematic;
Structure cross-sectional schematic when Fig. 3 shows and merges according to the relative parison with second mold half of first mold half in the mould of the production plastic containers of the utility model embodiment;
The one-tenth that Fig. 4 shows according to the utility model embodiment produces the equipment die device of plastic containers and the simplified structure schematic diagram that extrusion device is used state;
The one-tenth that Fig. 5 shows according to the utility model embodiment produces the equipment die device of plastic containers and the simplified structure schematic diagram that blowing device is used state;
Fig. 6 shows the structure cross-sectional schematic of first state that is used according to die device and blowing device in the equipment of the one-tenth product plastic containers of the utility model embodiment; And
Fig. 7 shows the structure cross-sectional schematic of second state that is used according to die device and blowing device in the equipment of the one-tenth product plastic containers of the utility model embodiment.
The specific embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated; cited embodiment and accompanying drawing in the utility model specification; only be in order to help to understand the utility model; and can not limit protection domain of the present utility model, the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
As Fig. 1, Fig. 2 and shown in Figure 3, a kind of mould 4 of producing plastic containers is provided in a kind of embodiment of the present utility model, this die device 4 comprises the first symmetrical mold half 41 and second mold half 43, first mold half 41 and second mold half 43 are respectively equipped with Die Box 45, and pipe is helped folder 47, Sealing formboard 46.Pipe helps folder 47 to be arranged on the Die Box 45, and inside is provided with and the suitable semi-circular groove of tubular parison 23 diameters; Sealing formboard, being arranged on pipe movably helps between folder 47 and the Die Box 45, in the interior corner that Sealing formboard 46 is connected with Die Box 45, be provided with and the corresponding interior scrobicular ring of plastic containers bottleneck, be used for cutting the bottleneck of plastic containers and will being sealed in die device with the plastic containers of finishing.Wherein, each Die Box 45 inboard is provided with one or a plurality of die cavities of being arranged side by side, and wherein die cavity comprises at least two sub-die cavities 42 arranging along axis direction.Preferably, each die cavity comprises two sub-die cavities 42, as Fig. 1 or shown in Figure 3, a die cavity inside is provided with two sub-die cavities, be respectively the first subtype chamber and the second subtype chamber, wherein formation semi-ring configured openings on folder 47 sides that are connected in axial direction towards stretching away from an epitaxial lateral overgrowth in the second subtype chamber, is helped at Die Box 45 and pipe in the first subtype chamber.The pipe that comprises in this semi-ring opening and the die device 4 is helped the corresponding setting of semi-ring groove of the interior survey of folder 47.Be used for blow molding step as gas passage.And the second subtype chamber is closed in the inside of mould fully.Certainly the utility model is not limited to the subtype chamber and is set to two, and it can be three, and four, in addition more, and in these subtype chambeies, be provided with the semi-ring opening except the first subtype chamber stretches out, all the other subtype chambeies all are sealed in the inside of Die Box 45.When the number of each die cavity neutron die cavity 42 was two, the container bottom that preferably is set to two sub-die cavities linked to each other and is provided with.The container bottom of two sub-die cavities linked to each other to be provided with promptly, forms symmetrical structure, and the step that two sub-die cavities is sealed respectively in can easier processing subsequent step is the facilitating property of making of container.In a kind of specific embodiment of the present utility model, die device provided by the utility model, in the middle of adjacent subtype chamber, also be provided with the sealing device 48 that is used to seal two continuous sub-die cavities 42, preferably, inside at Die Box 45 is provided with groove, groove is arranged between the adjacent subtype chamber 42, and sealing device 48 is arranged in the groove movably.This sealing device 48 has the primary importance (as shown in Figure 6) that tubular parison 23 is squeezed into the blowing passage in groove, and the second place (as shown in Figure 7) of continuous two the sub-die cavities 42 of sealing.In the blowing process, sealing device 48 is arranged on primary importance, leaves the blowing passage of air, finish the blowing process after, sealing device 48 is moved to the second place, the blowing passages in the middle of two adjacent subtype chambeies are blocked, form complete structure of container.This sealing device 48 can be in the mould inside horizontal expansion, with the matching used sealing plate of all die cavities in the mould, also can be branch body structure as shown in Figure 2, a plurality of sealing blocks that cooperate single die cavity to use respectively.Sealing device 48 concrete mounting means have many, use those skilled in the art's customary means to realize, as with prior art in the die device mounting means of Sealing formboard identical.
As Fig. 4 and Fig. 5 while, the utility model also provides a kind of equipment of producing plastic containers, in a kind of concrete embodiment of the present utility model, the equipment of these production plastic containers comprises: support body 1, extrusion device 2, blowing device 3, die device 4, cutting member 5 and die drive unit (not shown).Die device 4 is arranged on the support body 1 movably, and on support body 1, have first fixed bit and second fixed bit, extrusion device 2 is fixedly mounted on the support body 1, be arranged on the upside of die device 4 first fixed bits, extrusion device 2 is provided with one or one group of parison handpiece 21 near a side of die device, is used to extrude tubular parison 23.Blowing device 3 is fixedly mounted on the support body 1, be arranged on the upside of die device 4 second fixed bits, blowing device 3 is provided with the blow nozzle 31 that or a group can move towards die device near a side of die devices 4, wherein, die device 4 is the die device of production plastic containers provided by the utility model.By using the mould of production plastic containers provided by the utility model, improved under the situation of using identical corollary equipment, produce the quantity of plastic bottle body, used the equipment of the production plastic containers of this mould, can improve output, energy efficient.
As Fig. 6 and shown in Figure 7, in a kind of more preferably embodiment according to a kind of equipment of producing plastic containers provided by the utility model, blowing device 3 also is provided with aseptic cover 33, blow nozzle group 31 is arranged in the aseptic cover 33, and the blow nozzle group penetrates aseptic cover 33 and matches with die device 4.So design, be for an aseptic external environment condition is provided to blow nozzle group 31, blow nozzle is used for being used with die device, it directly is inserted into the inside of parison, in the equipment of the utility model production plastic containers,, guaranteed the sterile production process of plastic containers better for the blow nozzle group provides a gnotobasis.
In a kind of preferably embodiment of the present utility model, aseptic cover 33 is provided with air intake passage 35, and this air intake passage 35 is used to feed the aseptic gas of the aseptic cover of sterilization.In aseptic cover, constantly feed aseptic gas, can make extraneous air can't enter aseptic cover, so just can guarantee the gnotobasis of blow nozzle better.More preferably, aseptic cover is provided with a through hole 37 near a side of die device, and blow nozzle passes from through hole 37.The area of the cross section of aseptic cover 33 is greater than the area of the cross section of die device 4, and the area of through hole 37 is less than the area of the cross section of die device 4.As shown in Figure 3 and Figure 4, when blowing device and die device are used, gas in the aseptic cover overflows from through hole 37, because the area of through hole 37 is less than the area of the cross section of die device 4, aseptic gas can only outwards circulate from the slit between aseptic cover and the die device, simultaneously, because the area of the cross section of aseptic cover 33 is greater than the area of the cross section of die device 4, this just makes the air that is overflowed walk towards the effluent away from blowing device 3, and this has just guaranteed the sterile working in the plastic containers forming process.Container by the equipment making of production plastic containers provided by the utility model is met more be used for the aseptic standard of pharmaceuticals industry.
It is to be noted; thisly in blowing device, increase aseptic cover; and feed the method for aseptic gas in the inside of aseptic cover; not only can be used in the equipment of production plastic containers provided by the utility model; simultaneously; also can use in the various device for preparing plastic containers in the prior art; protection domain of the present utility model not only for equipment provided by the utility model, the equipment of the structure of aseptic cover and method all belongs in the protection domain of the present utility model in any use the utility model.
The method of operating of equipment that plastic containers are provided in the method for operating of the equipment of the production plastic containers that provided in the present invention and the prior art is identical, according to the difference of selected raw material, regulates the various parameters of machine operation in the production process.
The die device of production plastic containers provided by the utility model is not increasing plastic tube-shape parison quantity, on the basis of the length of tubular parison, has increased the quantity of one-shot forming ground container when only increasing moulding, has improved production efficiency greatly.Simultaneously, the equipment of production plastic containers provided by the utility model, not only improved production efficiency, simultaneously because the aseptic blowing position that covers on has covered whole mould, prevent the possibility that bacterium and other particulate enter the blowing opening, therefore be specially adapted to the production of the aseptic volumetric standard of pharmaceuticals industry.
Be preferred embodiment of the present utility model only below, be not limited to the utility model, for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. die device of producing plastic containers, comprise symmetrical first mold half (41) and second mold half (43), described first mold half (41) is respectively equipped with Die Box (45) with described second mold half (43), it is characterized in that, described Die Box (45) inboard is provided with one or a plurality of die cavities of being arranged side by side, and wherein said die cavity comprises at least two sub-die cavities (42) of arranging along axis direction.
2. die device according to claim 1 is characterized in that, is provided with the sealing device (48) that is used to seal adjacent two described subtype chambeies in the middle of the adjacent described subtype chamber (42).
3. die device according to claim 2 is characterized in that, the inside of described Die Box (45) is provided with groove, and described groove is arranged between the adjacent described subtype chamber, and described sealing device (48) is arranged in the described groove movably.
4. according to each described die device of claim 1-3, it is characterized in that each described die cavity comprises two described subtype chambeies (42).
5. die device according to claim 4 is characterized in that, container bottom is continuous in two described subtype chambeies is provided with.
6. equipment of producing plastic containers, comprise: support body (1) and be arranged on die device (4) on the described support body (1), be arranged on the blowing device (3) that is positioned at described die device (4) upside on the described support body (1), described blowing device (3) is provided with the blow nozzle that or a group can move towards described die device near a side of described die device (4), it is characterized in that described die device (4) is each described die device among the claim 1-5.
7. equipment according to claim 6, it is characterized in that, described blowing device (3) also is provided with aseptic cover (33), described blow nozzle group (31) is arranged in the described aseptic cover (33), and described blow nozzle group (31) penetrates described aseptic cover (33) and matches with described die device (4).
8. equipment according to claim 7 is characterized in that, described aseptic cover (33) is provided with the air intake passage (35) that is used to feed aseptic gas.
9. equipment according to claim 8 is characterized in that, described aseptic cover (33) is provided with a through hole (37) near a side of described die device (4), and described blow nozzle group (31) passes from described through hole (37).
10. equipment according to claim 9 is characterized in that, the area of the cross section of described aseptic cover (33) is greater than the area of the cross section of described die device (4), and the area of described through hole (37) is less than the area of the cross section of described die device (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205293932U CN201816215U (en) | 2010-09-15 | 2010-09-15 | Mould device for producing plastic container and equipment thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205293932U CN201816215U (en) | 2010-09-15 | 2010-09-15 | Mould device for producing plastic container and equipment thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201816215U true CN201816215U (en) | 2011-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205293932U Expired - Fee Related CN201816215U (en) | 2010-09-15 | 2010-09-15 | Mould device for producing plastic container and equipment thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201816215U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101966748A (en) * | 2010-09-15 | 2011-02-09 | 湖南千山制药机械股份有限公司 | Mould device, equipment and method for producing plastainer |
| CN104723535A (en) * | 2013-12-19 | 2015-06-24 | 楚天科技股份有限公司 | Plastic container continuous forming integrated machine |
-
2010
- 2010-09-15 CN CN2010205293932U patent/CN201816215U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101966748A (en) * | 2010-09-15 | 2011-02-09 | 湖南千山制药机械股份有限公司 | Mould device, equipment and method for producing plastainer |
| CN101966748B (en) * | 2010-09-15 | 2014-04-30 | 湖南千山制药机械股份有限公司 | Mould device, equipment and method for producing plastic container |
| CN104723535A (en) * | 2013-12-19 | 2015-06-24 | 楚天科技股份有限公司 | Plastic container continuous forming integrated machine |
| CN104723535B (en) * | 2013-12-19 | 2017-08-04 | 楚天科技股份有限公司 | The continuously shaped all-in-one of plastic containers |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110504 Termination date: 20180915 |