CN203726809U - Continuous forming equipment for plastic container - Google Patents
Continuous forming equipment for plastic container Download PDFInfo
- Publication number
- CN203726809U CN203726809U CN201320841235.4U CN201320841235U CN203726809U CN 203726809 U CN203726809 U CN 203726809U CN 201320841235 U CN201320841235 U CN 201320841235U CN 203726809 U CN203726809 U CN 203726809U
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- China
- Prior art keywords
- parison
- die
- container
- plastic containers
- shaping mould
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses continuous forming equipment for a plastic container. The continuous forming equipment comprises a blow molding nozzle, a parison extruding device and a die device located below the parison extruding device, wherein the die device comprises a pair of forming dies which are oppositely arranged and can move relative to each other to open and close, and each forming die is provided with a main die cavity for forming a main container body; the blow molding nozzle is vertically and movably arranged in the parison extruding device and can extend into a parison extruded by using the parison extruding device; the bottom end of each forming die is provided with a sealing die cavity for forming a sealing part of the main container body; a seal protecting device is arranged below each forming die and is provided with a supporting and connecting surface supporting against and being matched with the bottom end face of the forming die. The continuous forming equipment has the advantages of simple and compact structure, low cost, convenience in location, high material utilization ratio, good sealing quality and the like.
Description
Technical field
The utility model relates generally to food, medical packaging mechanical field, refers in particular to the continuously shaped equipment of a kind of plastic containers.
Background technology
Existing plastic containers blow embedding equipment and mostly comprise multiple stations such as extruding station, blowing embedding station, stamping-out station, first extrude pipe to die device by parison extruder head extruding station, then block pipe with cutting knife, cut pipe is transferred to blowing embedding station and carries out blow molding filling and sealing, be finally transferred to stamping-out station and carry out stamping-out.In process of production, for meeting the needs such as pipe transfer, support, generally mold remaining limit structure in the two ends up and down of container in the container formation stage, these all belong to the tailing of plastic containers after moulding, after delivering to stamping-out station, dismissed again, caused the significant wastage of material.And the equipment station of this form arranges too much, location difficulty, overall structure bulky complex.
Utility model content
The technical problems to be solved in the utility model is: the deficiency existing for prior art, provides a kind of simple and compact for structure, with low cost, location convenience, stock utilization, the continuously shaped equipment of plastic containers that seal quality is good.
For solving the problems of the technologies described above, the utility model by the following technical solutions:
The continuously shaped equipment of a kind of plastic containers, comprise blow nozzle, parison extrusion device and the die device that is positioned at parison extrusion device below, described die device comprises and is a pair ofly relative shape and arranges and can relatively move and realize the shaping mould of die sinking and matched moulds, each shaping mould is provided with the primary cavity for container molding main body, described blow nozzle can be arranged on up or down in parison extrusion device and can stretch in the parison that parison extrusion device extrudes, the bottom of each described shaping mould is provided with for the sealing die cavity to container body moulding mouth-sealed portion, the below of described shaping mould is provided with sealing protective device, described sealing protective device has the bearing surface that can coordinate with shaping mould bottom face butt.
Further improvement as technique scheme:
Described sealing protective device comprises and is a pair ofly relative shape and arranges and can relatively move and realize the fixture of open and close; the top end face of described fixture forms described bearing surface; described fixture is provided with and can holds the container cavity of container filling main body, described sealing die cavity at fixture closed and during with shaping mould butt to the main body of the container filling moulding mouth-sealed portion in container cavity.
Described fixture and one can drive the controlling organization that its relative shaping mould moves up and down to be connected.
The below of described fixture is provided with the die-cutting apparatus for carry out stamping-out to sealing container, leaves the spacing moving up and down for fixture between described die-cutting apparatus and shaping mould.
Described die-cutting apparatus comprises being relative shape layout and can relatively moving realizes the first clamping mould and the second clamping mould of open and close, each clamping mould is provided with the stamping-out hole with container height adaptation, and in the stamping-out hole of described the first clamping mould, being provided with can be by moving horizontally the drift in the stamping-out hole of stretching into the second clamping mould.
On described the second clamping mould, be provided with away from a side of the first clamping mould the material-dropping hole being communicated with stamping-out hole.
In described parison extrusion device and die device, one of them in the vertical direction maintains static, and another one can vertically move back and forth; Or described parison extrusion device and die device in the vertical direction all maintain static.
Described blow nozzle comprises blowing jet pipe for blowing and for filling filling nozzle needle, described filling nozzle needle is sheathed in blowing jet pipe.
Also comprise a positioner for moving downward with the relative shaping mould of parison during in die opening state at shaping mould.
Described parison extrusion device comprises that two are the extruder head that relative shape is arranged, the bottom of each extruder head is provided with one for the sheet extrusion to extruding sheet parison between two shaping moulds, and described blow nozzle can be located at up or down between two extruder heads and can stretch between the sheet parison that two extruder heads extrude.
The bottom of described parison extrusion device is provided with for the oval tubulose extrusion to extruding oval tubular parison between two shaping moulds, and each oval tubular parison coordinates moulding with multiple primary cavity of lateral arrangement on shaping mould simultaneously.
Compared with prior art, the utility model has the advantage of:
1, the utility model can be realized plastic containers to extrude direction along parison continuously shaped, and the plastic containers that mold are end to end successively, and the remaining limit structure at the two ends up and down of each plastic containers is few, and stock utilization is high;
2, blow nozzle can be arranged in parison extrusion device up or down, and parison is extruded, blow molding is all extruded in direction and carried out at parison, and without multiple bearing, location is convenient, and overall structure is simply compact;
3, the bottom of shaping mould is provided with for the sealing die cavity to container body moulding mouth-sealed portion, container body in primary cavity can seal by sealing die cavity while moving downward to the below of sealing die cavity, be integrated on shaping mould owing to sealing die cavity and primary cavity, do not need to arrange independent seal mould, the structure of having simplified whole die device, has reduced cost;
4, coordinate with shaping mould bottom face butt by the bearing surface of sealing protective device, can avoid sealing mold cavity forming mouth-sealed portion time, produce and run glue phenomenon, improve seal quality.
Brief description of the drawings
Fig. 1 is the perspective view that the utility model is extruded circular tube shaped parison.
Fig. 2 is the first working state schematic representation of the present utility model.
Fig. 3 is the second working state schematic representation of the present utility model.
Fig. 4 is the 3rd working state schematic representation of the present utility model.
Fig. 5 is the 4th working state schematic representation of the present utility model.
Fig. 6 is the 5th working state schematic representation of the present utility model.
Fig. 7 is the 6th working state schematic representation of the present utility model.
Fig. 8 is the 7th working state schematic representation of the present utility model.
Fig. 9 is the 8th working state schematic representation of the present utility model.
Figure 10 is the 9th working state schematic representation of the present utility model.
Figure 11 is the tenth working state schematic representation of the present utility model.
Figure 12 is the 11 working state schematic representation of the present utility model.
Figure 13 is the 12 working state schematic representation of the present utility model.
Figure 14 is the 13 working state schematic representation of the present utility model.
Figure 15 is the perspective view of the utility model extruding sheet parison.
Figure 16 is the perspective view that the utility model is extruded oval tubular parison.
Marginal data: 1, blow nozzle; 11, blowing jet pipe; 12, filling nozzle needle; 2, parison extrusion device; 21, parison; 22, extruder head; 23, circular tube shaped extrusion; 24, sheet extrusion; 25, oval tubulose extrusion; 3, die device; 31, shaping mould; 311, primary cavity; 312, sealing die cavity; 41, container cavity; 46, fixture; 5, die-cutting apparatus; 51, the first clamping mould; 52, the second clamping mould; 53, stamping-out hole; 54, material-dropping hole; 55, drift; 6, bearing surface; 7, container.
Detailed description of the invention
Below in conjunction with specific embodiments and the drawings, the utility model is described in further detail; should be understood that; protection domain of the present utility model is also not only confined to following embodiment; for those skilled in the art; in the some improvements and modifications that do not depart under the utility model principle prerequisite, also should be considered as protection domain of the present utility model.
As Fig. 1 to Figure 14 shows an embodiment of the continuously shaped equipment of the utility model plastic containers, the continuously shaped equipment of the plastic containers of the present embodiment, comprises blow nozzle 1, parison extrusion device 2 and is positioned at the die device 3 of parison extrusion device 2 belows.Parison extrusion device 2 is for to die device 3 extruded parisons 21, and in the present embodiment, parison 21 is circular tube shaped, and the bottom of parison extrusion device 2 is provided with the circular tube shaped extrusion 23 for extruding circular tube shaped parison 21.Die device 3 comprises and is a pair ofly relative shape and arranges and can relatively move and realize the shaping mould 31 of die sinking and matched moulds, and each shaping mould 31 is provided with the primary cavity 311 for container molding 7 main bodys.Blow nozzle 1 can be arranged on up or down in parison extrusion device 2 and can stretch in the parison 21 that parison extrusion device 2 extrudes, and the parison 21 that is positioned at primary cavity 311 is carried out to blow molding.The bottom of each shaping mould 31 is provided with for the sealing die cavity 312 to container 7 main body moulding mouth-sealed portions, when container 7 main bodys in primary cavity 311 are moved downward to the below of sealing die cavity 312, can seal by sealing die cavity 312.The below of shaping mould 31 is provided with sealing protective device; sealing protective device has the bearing surface 6 that can coordinate with shaping mould 31 bottom face butts; bearing surface by sealing protective device coordinates with shaping mould 31 bottom face butts; can avoid sealing die cavity 312 moulding mouth-sealed portion time, produce and run glue phenomenon, improve seal quality.
In the present embodiment; sealing protective device comprises and is a pair ofly relative shape and arranges and can relatively move and realize the fixture 46 of open and close; the top end face of fixture 46 forms bearing surface 6; fixture 46 is provided with and can holds the container cavity 41 of container filling 7 main bodys, sealing die cavity 312 at fixture 46 closed and during with shaping mould 31 butt to the 7 main body moulding mouth-sealed portions of container filling in container cavity 41.
In the present embodiment, fixture 46 and can drive the controlling organization that its relative shaping mould 31 moves up and down to be connected.Move down with parison 21 by fixture 46, can in the time of extruded parisons 21, retrain the movement travel of parison 21, eliminate parison 21 and extrude the error of length, and can lead to the direction of extruding of parison 21, the follow-up works such as guarantee moulding, sealing are reliablely and stablely carried out.Certainly, to achieve these goals, a positioner separating with fixture 46 also can be set separately, move downward with the relative shaping mould 31 of parison 21.
In the present embodiment, the below of fixture 46 is provided with the die-cutting apparatus 5 for carry out stamping-out to sealing container 7, and between die-cutting apparatus 5 and shaping mould 31, leaves the spacing moving up and down for fixture 46.So the former parison 21 of the present embodiment is extruded, blow molding, stamping-out are all extruded in direction and carried out at parison 21, without multiple bearing, location is convenient, and overall structure is simply compact.
In the present embodiment, die-cutting apparatus 5 comprises being relative shape layout and can relatively moving realizes the first clamping mould 51 and the second clamping mould 52 of open and close.Each clamping mould is provided with that in the stamping-out hole 53 of stamping-out hole 53, the first clamping moulds 51 highly adaptive with container 7, be provided with can be by moving horizontally the drift 55 in the stamping-out hole 53 of stretching into the second clamping mould 52.On the second clamping mould 52, be provided with away from a side of the first clamping mould 51 material-dropping hole 54 being communicated with stamping-out hole 53, by the container 7 after drift 55 stamping-outs from material-dropping hole 54 dischargings.
In the present embodiment, blow nozzle 1 comprises blowing jet pipe 11 for blowing and for filling filling nozzle needle 12, filling nozzle needle 12 is sheathed in blowing jet pipe 11.So, at blow nozzle 1, parison 21 is molded after container 7 main bodys, just can be by filling nozzle needle 12 to media such as liquid drug in container 7 main bodys.
In the present embodiment, die device 3 in the vertical directions maintain static, and parison extrusion device 2 can vertically move back and forth, and make parison extrusion device 2 continuous extruded parisons incessantly, shorten the production cycle of plastic containers 7, enhance productivity.Certainly, in other embodiments, for make parison extrusion device 2 can be in whole production process extruded parisons 21 continuously incessantly, also can be arranged to parison extrusion device 2 in the vertical directions and maintain static, die device 3 can vertically move back and forth.In a further embodiment, also can be arranged to parison extrusion device 2 and die device 3 in the vertical directions all maintain static, although efficiency not as good as the present embodiment, die device 3 and parison extrusion device 2 move more stable.
The course of work of the present embodiment:
1, shaping mould 31, fixture 46, die-cutting apparatus 5 are all in open mode, and parison extrusion device 2 starts continuously to participate in Fig. 2 to extruded parisons 21(between two shaping moulds 31);
2, shaping mould 31 matched moulds, parison extrusion device 2 is along with extruding of parison 21 moves upward simultaneously, and blow nozzle 1 moves downward 21 blow moldings of the parison in primary cavity 311 is gone out to container 7 main bodys filling (referring to Fig. 3) again;
3, complete filling after, shaping mould 31 die sinkings, blow nozzle 1 moves up to initial position, parison extrusion device 2 moves downward to initial position, container filling 7 main bodys move to container cavity 41 places of fixture 46, then fixture 46 closures, are just placed in container cavity 41 (referring to Fig. 4, Fig. 5) container filling 7 main bodys;
4, shaping mould 31 matched moulds, parison extrusion device 2 is along with extruding of parison 21 moves upward simultaneously, blow nozzle 1 moves downward that 21 blow moldings of the parison in primary cavity 311 are gone out to container 7 main bodys is filling again, and sealing die cavity 312 is to the 7 main body moulding mouth-sealed portions (referring to Fig. 6) of container filling in container cavity 41;
5, complete filling after, shaping mould 31 die sinkings, blow nozzle 1 moves up to initial position, parison extrusion device 2 moves downward to initial position, fixture 46 moves downward one section of fixed length distance with sealing container 7, makes just filling good container 7 main bodys accurately move to fixture 46 at container cavity 41 places (referring to Fig. 7) corresponding to initial position;
6, fixture 46 is opened, and gets back to after initial position closedly again, and 7 main bodys of container filling at this place are just placed in container cavity 41 (referring to Fig. 8);
7, repeat step 4,5, now have 53 places, stamping-out hole (referring to Fig. 9 to Figure 11) of having sealed container 7 and move to die-cutting apparatus 5;
8, drift 55 carries out stamping-out to the container 7 at 53 places, stamping-out hole, and the container 7 after stamping-out is from material-dropping hole 54 dischargings (referring to Figure 12 to Figure 14).
As shown in figure 15, in other embodiments, parison extrusion device 2 also can comprise that two are the extruder head 22 that relative shape is arranged, the bottom of each extruder head 22 is provided with one for the sheet extrusion 24 to extruding sheet parison 21 between two shaping moulds 31, and blow nozzle 1 can be located at up or down between two extruder heads 22 and can stretch into the sheet parison 21 that two extruder heads 22 are extruded.The quantity of blow nozzle 1 is corresponding with quantity and the position of the primary cavity 311 of lateral arrangement on shaping mould 31 with position, all blow nozzles 1 are all between two sheet parisons 21 extruding from two extruder heads 22, and two sheet parisons 21 coordinate moulding with multiple primary cavity 311 of lateral arrangement on shaping mould 31 simultaneously.Just can one-shot forming go out by multiple containers 7 even container bottle in a row to arrange by two relative sheet parisons 21, reduce the consumption of parison 21 materials.
As shown in figure 16, in a further embodiment, the bottom of parison extrusion device 2 is provided with for the oval tubulose extrusion 25 to extruding oval tubular parison 21 between two shaping moulds 31.The quantity of blow nozzle 1 is corresponding with quantity and the position of primary cavity 311 on shaping mould 31 with position, and each oval tubular parison 21 correspondences are held plural blow nozzle 1.Each oval tubular parison 21 coordinates moulding with multiple primary cavity 311 of lateral arrangement on shaping mould 31 simultaneously.So each oval tubular parison 21 just can mold by two and arrange with upper container 7 even container bottle in a row, reduces the consumption of parison 21 materials.
Claims (11)
1. the continuously shaped equipment of plastic containers, comprise blow nozzle (1), parison extrusion device (2) and be positioned at the die device (3) of parison extrusion device (2) below, described die device (3) comprises and is a pair ofly relative shape and arranges and can relatively move and realize the shaping mould (31) of die sinking and matched moulds, each shaping mould (31) is provided with the primary cavity (311) for container molding (7) main body, it is characterized in that: described blow nozzle (1) can be arranged on up or down in parison extrusion device (2) and can stretch in the parison (21) that parison extrusion device (2) extrudes, the bottom of each described shaping mould (31) is provided with for the sealing die cavity (312) to container (7) main body moulding mouth-sealed portion, the below of described shaping mould (31) is provided with sealing protective device, described sealing protective device has the bearing surface (6) that can coordinate with shaping mould (31) bottom face butt.
2. the continuously shaped equipment of plastic containers according to claim 1; it is characterized in that: described sealing protective device comprises and is a pair ofly relative shape and arranges and can relatively move and realize the fixture (46) of open and close; the top end face of described fixture (46) forms described bearing surface (6); described fixture (46) is provided with and can holds the container cavity (41) of container filling (7) main body, described sealing die cavity (312) at fixture (46) closed and during with shaping mould (31) butt to container filling (7) the main body moulding mouth-sealed portion in container cavity (41).
3. the continuously shaped equipment of plastic containers according to claim 2, is characterized in that: described fixture (46) and can drive the controlling organization that its relative shaping mould (31) moves up and down to be connected.
4. the continuously shaped equipment of plastic containers according to claim 3, it is characterized in that: the below of described fixture (46) is provided with the die-cutting apparatus (5) for carry out stamping-out to sealing container (7), between described die-cutting apparatus (5) and shaping mould (31), leave the spacing moving up and down for fixture (46).
5. the continuously shaped equipment of plastic containers according to claim 4, it is characterized in that: described die-cutting apparatus (5) comprises being relative shape layout and can relatively moving realizes the first clamping mould (51) and the second clamping mould (52) of open and close, each clamping mould is provided with the stamping-out hole (53) highly adaptive with container (7), and in the stamping-out hole (53) of described the first clamping mould (51), being provided with can be by moving horizontally the drift (55) in the stamping-out hole (53) of stretching into the second clamping mould (52).
6. the continuously shaped equipment of plastic containers according to claim 5, is characterized in that: described the second clamping mould (52) is upper is provided with away from a side of the first clamping mould (51) material-dropping hole (54) being communicated with stamping-out hole (53).
7. according to the continuously shaped equipment of the plastic containers described in any one in claim 1 to 6, it is characterized in that: described parison extrusion device (2) and die device (3) are in both, one of them in the vertical direction maintains static, and another one can vertically move back and forth; Or described parison extrusion device (2) and die device (3) in the vertical direction all maintain static.
8. according to the continuously shaped equipment of the plastic containers described in any one in claim 1 to 6, it is characterized in that: described blow nozzle (1) comprises blowing jet pipe (11) for blowing and for filling filling nozzle needle (12), described filling nozzle needle (12) is sheathed in blowing jet pipe (11).
9. the continuously shaped equipment of plastic containers according to claim 1, is characterized in that: also comprise one for shaping mould (31) during in die opening state with parison (21) positioner that shaping mould (31) moves downward relatively.
10. according to the continuously shaped equipment of the plastic containers described in any one in claim 1 to 6, it is characterized in that: described parison extrusion device (2) comprises that two are the extruder head (22) that relative shape is arranged, the bottom of each extruder head (22) is provided with one for the sheet extrusion (24) to extruding sheet parison (21) between two shaping moulds (31), and described blow nozzle (1) can be located at up or down between two extruder heads (22) and can stretch between the sheet parison (21) that two extruder heads (22) extrude.
11. according to the continuously shaped equipment of the plastic containers described in any one in claim 1 to 6, it is characterized in that: the bottom of described parison extrusion device (2) is provided with for the oval tubulose extrusion (25) to extruding oval tubular parison (21) between two shaping moulds (31), each oval tubular parison (21) coordinates moulding with multiple primary cavity (311) of the upper lateral arrangement of shaping mould (31) simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320841235.4U CN203726809U (en) | 2013-12-19 | 2013-12-19 | Continuous forming equipment for plastic container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320841235.4U CN203726809U (en) | 2013-12-19 | 2013-12-19 | Continuous forming equipment for plastic container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203726809U true CN203726809U (en) | 2014-07-23 |
Family
ID=51196913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320841235.4U Withdrawn - After Issue CN203726809U (en) | 2013-12-19 | 2013-12-19 | Continuous forming equipment for plastic container |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203726809U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104723534A (en) * | 2013-12-19 | 2015-06-24 | 楚天科技股份有限公司 | Continuous forming equipment for plastic containers |
| CN104816461A (en) * | 2015-04-09 | 2015-08-05 | 浙江利帆家具有限公司 | Improvement structure of desktop plate blow-molding apparatus |
-
2013
- 2013-12-19 CN CN201320841235.4U patent/CN203726809U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104723534A (en) * | 2013-12-19 | 2015-06-24 | 楚天科技股份有限公司 | Continuous forming equipment for plastic containers |
| CN104816461A (en) * | 2015-04-09 | 2015-08-05 | 浙江利帆家具有限公司 | Improvement structure of desktop plate blow-molding apparatus |
| CN104816461B (en) * | 2015-04-09 | 2017-07-21 | 浙江利帆家具有限公司 | A kind of improved structure of desktop blowing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140723 Effective date of abandoning: 20160914 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |