CN218139816U - Bottle blowing mold with gap exhaust structure - Google Patents
Bottle blowing mold with gap exhaust structure Download PDFInfo
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- CN218139816U CN218139816U CN202220900706.3U CN202220900706U CN218139816U CN 218139816 U CN218139816 U CN 218139816U CN 202220900706 U CN202220900706 U CN 202220900706U CN 218139816 U CN218139816 U CN 218139816U
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- bottle blowing
- bottle
- blowing mold
- push rod
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Abstract
The utility model discloses a bottle blowing mold with gap exhaust structure, including the bottle blowing mold main part, the inside of bottle blowing mold main part is provided with the bottle base die cavity, the top of bottle blowing mold main part is provided with the injection hole that communicates with the bottle base die cavity, the upper and lower part of the inside both sides of bottle blowing mold main part all uses the axis of bottle base die cavity as the symmetry axis symmetry and is provided with the exhaust chamber, the exhaust chamber communicates with the bottle base die cavity, one side that the exhaust chamber is close to the bottle base die cavity is provided with the intercommunication mouth, the diameter of intercommunication mouth is less than the diameter of exhaust chamber; the utility model discloses a mechanism of bleeding and intercommunication mouth seal structure carry out accurate control by the computer, and when the bottle blowing, first electric putter shortens for the inside negative pressure that forms of exhaust chamber, when being used for holding the bottle blowing, from the air of extruding in the bottle base die cavity, because the air is in the inside department of bottle blowing mould main part all the time, thereby the very big thermal loss that has reduced.
Description
Technical Field
The utility model relates to a bottle blowing mould technical field specifically is a bottle blowing mould with gap exhaust structure.
Background
The bottle blowing mold is one kind of blow molding mold, and the molded product is plastic bottle. Blow mold molded products are various, and widely known blow molded objects include bottles, barrels, cans, cases, and all containers for packaging foods, beverages, cosmetics, medicines, and daily necessities.
In the prior art, the blowing mold is usually provided with an exhaust hole for exhausting air in the forming mold cavity, but the arrangement of the exhaust hole also causes the problem of rapid loss of heat in the mold cavity.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a have clearance exhaust structure bottle blowing mould to solve the problem among the prior art.
In order to achieve the above object, the utility model provides a following technical scheme: a bottle blowing mold with a gap exhaust structure comprises a bottle blowing mold body, wherein a bottle blank mold groove is formed in the bottle blowing mold body, injection molding holes communicated with the bottle blank mold groove are formed in the top of the bottle blowing mold body, exhaust cavities are symmetrically formed in the upper portion and the lower portion of the two sides of the interior of the bottle blowing mold body by taking the axis of the bottle blank mold groove as a symmetry axis, the exhaust cavities are communicated with the bottle blank mold groove, a communication opening is formed in one side, close to the bottle blank mold groove, of each exhaust cavity, the diameter of each communication opening is smaller than that of each exhaust cavity, an air exhaust mechanism is fixedly installed on the outer surface of the bottle blowing mold body and corresponds to the bottle blank mold grooves one to one, each air exhaust mechanism comprises a first electric push rod, a piston and a fixed baffle, the piston and the exhaust cavities are in gap fit, the piston is fixed on an output shaft of the first electric push rod, the fixed baffle and the communication openings are in gap fit, and the fixed baffle is fixed on the piston.
Preferably, both sides of the interior of the bottle blowing mold main body are symmetrically provided with communicating opening sealing structures, each communicating opening sealing structure is composed of a second electric push rod and a sealing structure, and the sealing structures are fixed on an output shaft of the second electric push rod.
Preferably, the side wall of the communication port is a conical inclined surface, the sealing structure is composed of a movable sealing plate mounting shell, a movable sealing plate and a spring, the movable sealing plate is movably mounted in the movable sealing plate mounting shell, the spring is arranged between the movable sealing plate and the movable sealing plate mounting shell, and the side surface of the movable sealing plate is a conical inclined surface matched with the communication port.
Preferably, the second electric push rod is a bidirectional electric push rod, and two output shafts of the bidirectional electric push rod are both fixed with sealing structures.
Preferably, an exhaust hole communicated with the exhaust cavity is formed in the mounting seat of the first electric push rod.
Compared with the prior art, the beneficial effects of the utility model are that: the air exhaust mechanism and the communicating port sealing structure of the utility model are precisely controlled by a computer, when blowing the bottle, the first electric push rod is shortened, so that the inside of the exhaust cavity forms negative pressure for accommodating the air extruded from the bottle blank mold cavity when blowing the bottle, and the air is always in the inside of the bottle blowing mold main body, thereby greatly reducing the heat loss;
in order to prevent the bottle from being embedded into the communicating port, at the end of the bottle blowing process, the second electric push rod extends to push the sealing structure to enter the exhaust cavity, after the sealing structure enters the exhaust cavity, the front half part of the movable sealing plate extends out of the movable sealing plate mounting shell under the pushing of the spring and blocks the communicating port, so that the problem that the bottle is embedded into the communicating port is avoided, meanwhile, the second electric push rod is shortened due to the fact that the side face of the movable sealing plate is a conical inclined face matched with the communicating port, under the mutual extrusion effect of the conical inclined faces, the movable sealing plate enters the movable sealing plate mounting shell from the new side, and the problem that the blocking plug normally retracts is avoided.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the internal structure of the whole body of the bottle blowing machine before the bottle blowing operation;
FIG. 2 is an enlarged schematic view of FIG. 1 at A;
FIG. 3 is a schematic view of the internal structure of the whole bottle blowing device of the present invention after the bottle blowing operation;
fig. 4 is an enlarged schematic view of fig. 3 at B.
In the figure: 1. a bottle blowing mold main body; 2. a bottle blank mold cavity; 3. injection molding holes; 4. an air extraction mechanism; 5. a communication port sealing structure; 6. an exhaust chamber; 7. a communication port; 8. a first electric push rod; 9. a piston; 10. fixing a baffle plate; 11. a second electric push rod; 12. a sealing structure; 13. a movable seal plate mounting case; 14. a movable sealing plate; 15. and (4) exhausting holes.
Detailed Description
To make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Please refer to fig. 1-4, in an embodiment of the present invention, a bottle blowing mold with a gap exhaust structure includes a bottle blowing mold main body 1, a bottle blank mold cavity 2 is disposed inside the bottle blowing mold main body 1, an injection hole 3 communicated with the bottle blank mold cavity 2 is disposed at the top of the bottle blowing mold main body 1, an exhaust cavity 6 is disposed at upper and lower portions of two sides inside the bottle blowing mold main body 1, and the upper and lower portions are symmetric about an axis of the bottle blank mold cavity 2, the exhaust cavity 6 is communicated with the bottle blank mold cavity 2, a communication port 7 is disposed at one side of the exhaust cavity 6 close to the bottle blank mold cavity 2, a diameter of the communication port 7 is smaller than a diameter of the exhaust cavity 6, an air exhaust mechanism 4 is fixedly mounted on an outer surface of the bottle blowing mold main body 1, the air exhaust mechanism 4 corresponds to the bottle blank mold cavity 2 one by one-to-one, the air exhaust mechanism 4 is composed of a first electric push rod 8, a piston 9 and a fixing baffle 10, the piston 9 is in gap fit with the exhaust cavity 6, and the piston 9 is fixed on an output shaft of the first electric push rod 8, the fixing baffle 10 is in gap fit with the communication port 7, and the fixing baffle 10 is fixed on the piston 9.
Two sides in the bottle blowing mold main body 1 are symmetrically provided with a communicating opening sealing structure 5, the communicating opening sealing structure 5 is composed of a second electric push rod 11 and a sealing structure 12, and the sealing structure 12 is fixed on an output shaft of the second electric push rod 11.
The side wall of the communication port 7 is a conical inclined surface, the sealing structure 12 is composed of a movable sealing plate mounting shell 13, a movable sealing plate 14 and a spring, the movable sealing plate 14 is movably mounted in the movable sealing plate mounting shell 13, the spring is arranged between the movable sealing plate 14 and the movable sealing plate mounting shell 13, and the side surface of the movable sealing plate 14 is a conical inclined surface matched with the communication port 7.
The second electric push rod 11 is a bidirectional electric push rod, and two output shafts of the bidirectional electric push rod are both fixed with a sealing structure 12.
An exhaust hole 15 communicated with the exhaust cavity 6 is formed in the mounting seat of the first electric push rod 8.
The utility model discloses a theory of operation is: the air exhaust mechanism 4 and the communicating opening sealing structure 5 of the utility model are precisely controlled by a computer, when blowing the bottle, the first electric push rod 8 is shortened, so that the inside of the exhaust cavity 6 forms negative pressure, when being used for accommodating the bottle blowing, the air extruded from the bottle blank mold cavity 2 is always in the inner part of the bottle blowing mold main body 1, thereby greatly reducing the heat loss;
in order to prevent the bottle from being embedded into the communicating port 7, at the end of the bottle blowing process, the second electric push rod 11 extends to push the sealing structure 12 to enter the exhaust cavity 6, after the sealing structure 12 enters the exhaust cavity 6, the front half part of the movable sealing plate 14 extends out of the movable sealing plate mounting shell 13 under the pushing of the spring and blocks the communicating port 7, so that the problem that the bottle is embedded into the communicating port 7 is avoided, meanwhile, because the side surface of the movable sealing plate 14 is a conical inclined surface matched with the communicating port 7, when the second electric push rod 11 is shortened, the movable sealing plate 14 enters the movable sealing plate mounting shell 13 newly under the mutual extrusion effect of the conical inclined surfaces, and the problem that the blocking affects the normal retraction of the sealing structure 12 cannot occur.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a have clearance exhaust structure bottle blowing mould, includes bottle blowing mould main part (1), its characterized in that: the bottle blowing mold is characterized in that a bottle blank mold groove (2) is formed in the bottle blowing mold body (1), injection molding holes (3) communicated with the bottle blank mold groove (2) are formed in the top of the bottle blowing mold body (1), air exhaust cavities (6) are symmetrically formed in the upper portion and the lower portion of the two sides of the interior of the bottle blowing mold body (1) by taking the axis of the bottle blank mold groove (2) as a symmetry axis, the air exhaust cavities (6) are communicated with the bottle blank mold groove (2), one side, close to the bottle blank mold groove (2), of each air exhaust cavity (6) is provided with a communication port (7), the diameter of each communication port (7) is smaller than that of each air exhaust cavity (6), air exhaust mechanisms (4) are fixedly installed on the outer surface of the bottle blowing mold body (1), the air exhaust mechanisms (4) correspond to the bottle blank mold grooves (2) one by one, each air exhaust mechanism (4) is composed of a first electric push rod (8), a piston (9) and a fixed baffle (10), the piston (9) is in clearance fit with the air exhaust cavity (6), the piston (9) is fixed on the first push rod (8), and the piston baffle (10) and the piston (10) is fixed in clearance fit with the piston baffle (10).
2. The bottle blowing mold with the gap exhausting structure of claim 1, which is characterized in that: the bottle blowing mold is characterized in that communicating opening sealing structures (5) are symmetrically arranged on two sides in the bottle blowing mold main body (1), each communicating opening sealing structure (5) is composed of a second electric push rod (11) and a sealing structure (12), and the sealing structures (12) are fixed on output shafts of the second electric push rods (11).
3. The bottle blowing mold with the gap exhausting structure of claim 2, wherein: the side wall of the communicating port (7) is a conical inclined surface, the sealing structure (12) is composed of a movable sealing plate mounting shell (13), a movable sealing plate (14) and a spring, the movable sealing plate (14) is movably mounted in the movable sealing plate mounting shell (13), the spring is arranged between the movable sealing plate (14) and the movable sealing plate mounting shell (13), and the side surface of the movable sealing plate (14) is a conical inclined surface matched with the communicating port (7).
4. The bottle blowing mold with the gap exhausting structure of claim 3, wherein: the second electric push rod (11) is set to be a bidirectional electric push rod, and two output shafts of the bidirectional electric push rod are both fixed with sealing structures (12).
5. The bottle blowing mold with the gap exhausting structure of claim 1, which is characterized in that: an exhaust hole (15) communicated with the exhaust cavity (6) is formed in the mounting seat of the first electric push rod (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220900706.3U CN218139816U (en) | 2022-04-19 | 2022-04-19 | Bottle blowing mold with gap exhaust structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220900706.3U CN218139816U (en) | 2022-04-19 | 2022-04-19 | Bottle blowing mold with gap exhaust structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218139816U true CN218139816U (en) | 2022-12-27 |
Family
ID=84572601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220900706.3U Active CN218139816U (en) | 2022-04-19 | 2022-04-19 | Bottle blowing mold with gap exhaust structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218139816U (en) |
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2022
- 2022-04-19 CN CN202220900706.3U patent/CN218139816U/en active Active
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