CN216466168U - Inflation film manufacturing machine wind ring that control accuracy is high - Google Patents
Inflation film manufacturing machine wind ring that control accuracy is high Download PDFInfo
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- CN216466168U CN216466168U CN202122882060.9U CN202122882060U CN216466168U CN 216466168 U CN216466168 U CN 216466168U CN 202122882060 U CN202122882060 U CN 202122882060U CN 216466168 U CN216466168 U CN 216466168U
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Abstract
The utility model relates to the technical field of cooling air rings, in particular to a film blowing machine air ring with high control precision, which comprises an air cavity bottom ring, a lower outer ring, an upper outer ring and an air cavity upper ring, wherein the air cavity bottom ring, the lower outer ring, the upper outer ring and the air cavity upper ring are arranged from bottom to top, the outer wall of the air cavity bottom ring is hermetically connected with the inner wall of the lower outer ring, the outer wall of the lower outer ring is hermetically connected with the outer wall of the upper outer ring, the inner wall of the upper outer ring is hermetically connected with the outer wall of the air cavity upper ring, the upper end of the air cavity bottom ring is provided with a first inner ring and a second inner ring from bottom to top, a reverse flow air port is arranged between the first inner ring and the air cavity bottom ring, a lower air port is arranged between the first inner ring and the second inner ring, and the air ring is additionally provided with a reverse flow air port on the basis of the lower air port and the upper air port, the reverse flow air port plays a certain buffering role, effectively improves the stability of a film bubble during cooling and improves the production precision of the film bubble.
Description
Technical Field
The utility model relates to the technical field of cooling air rings, in particular to a film blowing machine air ring with high control precision.
Background
The air ring is an important component of a plastic processing machinery film blowing unit, the air ring has the function of cooling a film bubble extruded from a die head and formed by blowing, a cooling medium is air, the air ring has great influence on the quality and the yield of a blown film product, the high-efficiency air ring can obviously improve the yield of the unit, the film bubble formed by the film blowing machine is in a molten state just after leaving a die head and needs to be rapidly cooled and shaped, otherwise, the phenomenon that the film bubble falls or is adhered during rolling can occur, which can influence normal production, high-speed one-way airflow blown out from a fan is changed into annular airflow through guide vanes and labyrinth air walls in the air ring body, the annular airflow is blown to the film bubble through an air outlet with a proper angle, the high-temperature film bubble is contacted with cooling air, a large amount of heat on the film bubble is transferred to the air and taken away, so that the film bubble is cooled, the existing air ring generally has only two air channels, the cooling effect of the film bubble is poor due to the limitation of the air outlet direction and the air outlet quantity.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art, and provides a film blowing machine air ring with high control precision.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the film blowing machine air ring with high control precision comprises an air cavity bottom ring, a lower outer ring, an upper outer ring and an air cavity upper ring which are arranged from bottom to top, wherein the outer wall of the air cavity bottom ring is connected with the inner wall of the lower outer ring in a sealing manner, the outer wall of the lower outer ring is connected with the outer wall of the upper outer ring in a sealing manner, the inner wall of the upper outer ring is connected with the outer wall of the air cavity upper ring in a sealing manner, the upper end of the air cavity bottom ring is provided with a first inner ring and a second inner ring from bottom to top, a counter-flow air port is arranged between the first inner ring and the air cavity bottom ring, a lower air port is arranged between the first inner ring and the second inner ring, an upper air port is arranged between the second inner ring and the air cavity upper ring, an air groove is arranged between the lower outer ring and the upper outer ring, the outer wall of the lower outer ring is provided with uniformly distributed air inlets, the upper end of the lower outer ring is also provided with a blocking plate, and first through holes which are uniformly distributed on the blocking plate, the upper end of the flow blocking plate is in contact with the lower end face of the upper outer ring.
Preferably, still include first vice wind ring and the vice wind ring of second, the lower extreme of the vice wind ring of second is provided with vice air inlet, the lower extreme of the vice wind ring of second and the upper end sealing connection of first vice wind ring offer evenly distributed's second through-hole on the vice wind ring's of second inner wall, the outer wall fixed connection of support and wind chamber bottom ring is passed through to the upper end of first vice wind ring.
Preferably, the lower end of the wind cavity bottom ring is provided with an annular extension part, and the annular extension part is provided with third through holes which are uniformly distributed.
Preferably, the upper end of the upper ring of the air cavity is provided with a ventilation ring, and the ventilation ring is provided with fourth through holes which are uniformly distributed.
Preferably, a fifth through hole is formed in the lower outer ring, and the countercurrent air port is communicated with the air inlet through the fifth through hole.
Preferably, a heating rod is arranged inside the air duct.
The utility model has the beneficial effects that: on the basis of the lower air port and the upper air port, the air ring is additionally provided with a reverse flow air port which plays a certain buffering role, so that the stability of the film bubble during cooling is effectively improved, and the production precision of the film bubble is improved.
Drawings
FIG. 1 is a schematic structural view of a blowing ring of a film blowing machine with high control precision according to the present invention;
FIG. 2 is a schematic structural diagram of A-A in FIG. 1 of a film blowing machine air ring with high control precision provided by the utility model;
FIG. 3 is a schematic perspective view of a blowing ring of a film blowing machine with high control precision according to the present invention;
FIG. 4 is a first schematic structural diagram of an air groove of an air ring of a film blowing machine with high control precision, which is provided by the utility model;
FIG. 5 is a second schematic structural diagram of an air groove of an air ring of the film blowing machine with high control precision, which is provided by the utility model;
fig. 6 is a schematic structural diagram of a film blowing machine air ring with high control precision in embodiment 2.
In the figure: the air conditioner comprises an air cavity bottom ring 1, an air cavity lower outer ring 2, an air cavity upper ring 3, an air cavity upper ring 4, a first inner ring 5, a second inner ring 6, a reverse flow air opening 7, an air opening 8, an air opening 9, an air inlet 10, a flow blocking plate 11, an air permeable ring 12, an air groove 13, a heating rod 14, a first auxiliary air ring 15, a second auxiliary air ring 16, an auxiliary air inlet 17 and a support 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Further, the lower extreme of wind chamber bottom ring 1 is provided with cyclic annular extension, sets up evenly distributed's third through-hole on the cyclic annular extension.
Further, the upper end of the upper ring 4 of the air cavity is provided with a ventilation ring 12, and the ventilation ring 12 is provided with fourth through holes which are uniformly distributed.
Furthermore, a fifth through hole is formed in the lower outer ring 2, and the reverse flow air port 7 is communicated with the air inlet 10 through the fifth through hole.
Further, a heating rod 14 is provided inside the air duct 13.
In the embodiment 1-2, the air ring is additionally provided with the reverse flow air port 7 on the basis of the lower air port 8 and the upper air port 9, and the reverse flow air port 7 plays a certain buffering role, so that the stability of the film bubble during cooling is effectively improved, and the production precision of the film bubble is improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The film blowing machine air ring with high control precision comprises an air cavity bottom ring (1), a lower outer ring (2), an upper outer ring (3) and an air cavity upper ring (4) which are arranged from bottom to top, and is characterized in that the outer wall of the air cavity bottom ring (1) is in sealing connection with the inner wall of the lower outer ring (2), the outer wall of the lower outer ring (2) is in sealing connection with the outer wall of the upper outer ring (3), the inner wall of the upper outer ring (3) is in sealing connection with the outer wall of the air cavity upper ring (4), the upper end of the air cavity bottom ring (1) is provided with a first inner ring (5) and a second inner ring (6) from bottom to top, a reverse flow air port (7) is arranged between the first inner ring (5) and the air cavity bottom ring (1), a lower air port (8) is arranged between the first inner ring (5) and the second inner ring (6), and an upper air port (9) is arranged between the second inner ring (6) and the air cavity upper ring (4), an air groove (13) is formed between the lower outer ring (2) and the upper outer ring (3), air inlets (10) which are uniformly distributed are formed in the outer wall of the lower outer ring (2), a flow blocking plate (11) is further arranged at the upper end of the lower outer ring (2), first through holes which are uniformly distributed are formed in the flow blocking plate (11), and the upper end of the flow blocking plate (11) is in contact with the lower end face of the upper outer ring (3).
2. The high-control-precision film blowing machine air ring of claim 1, further comprising a first auxiliary air ring (15) and a second auxiliary air ring (16), wherein an auxiliary air inlet (17) is formed in the lower end of the second auxiliary air ring (16), the lower end of the second auxiliary air ring (16) is hermetically connected with the upper end of the first auxiliary air ring (15), second through holes which are uniformly distributed are formed in the inner wall of the second auxiliary air ring (16), and the upper end of the first auxiliary air ring (15) is fixedly connected with the outer wall of the air cavity bottom ring (1) through a support (18).
3. The high-control-precision film blowing machine air ring according to claim 1 or 2, characterized in that the lower end of the air cavity bottom ring (1) is provided with an annular extension part, and the annular extension part is provided with third through holes which are uniformly distributed.
4. The film blowing machine air ring with high control precision according to claim 3, characterized in that a ventilation ring (12) is installed at the upper end of the air cavity upper ring (4), and fourth through holes are uniformly distributed on the ventilation ring (12).
5. The high-control-precision film blowing machine air ring according to claim 4, characterized in that a fifth through hole is formed in the lower outer ring (2), and the reverse flow air port (7) is communicated with the air inlet (10) through the fifth through hole.
6. The film blowing machine air ring with high control precision according to claim 5 is characterized in that a heating rod (14) is arranged inside the air groove (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122882060.9U CN216466168U (en) | 2021-11-23 | 2021-11-23 | Inflation film manufacturing machine wind ring that control accuracy is high |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122882060.9U CN216466168U (en) | 2021-11-23 | 2021-11-23 | Inflation film manufacturing machine wind ring that control accuracy is high |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216466168U true CN216466168U (en) | 2022-05-10 |
Family
ID=81399255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122882060.9U Active CN216466168U (en) | 2021-11-23 | 2021-11-23 | Inflation film manufacturing machine wind ring that control accuracy is high |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216466168U (en) |
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2021
- 2021-11-23 CN CN202122882060.9U patent/CN216466168U/en active Active
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