CN210999974U - Packaging film blowing machine - Google Patents
Packaging film blowing machine Download PDFInfo
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- CN210999974U CN210999974U CN201921899331.8U CN201921899331U CN210999974U CN 210999974 U CN210999974 U CN 210999974U CN 201921899331 U CN201921899331 U CN 201921899331U CN 210999974 U CN210999974 U CN 210999974U
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Abstract
The utility model relates to a plastic film production field, concretely relates to packing inflation film manufacturing machine. Comprises an outer wind disk and an inner wind ring, wherein the outer wind disk comprises a wind disk main body and a plurality of wind inlet pipe seats uniformly arranged in the circumferential direction of the wind ring main body, an air inlet duct is arranged in each wind inlet pipe seat, the tail end of the air inlet duct is provided with a first air outlet, a connecting port is arranged in the center of the wind disk main body, a limiting groove is arranged in the center of the connecting port, the inner wind ring comprises a wind ring main body, a limiting ring is arranged in the center of the wind ring main body, the wind ring main body is positioned in the connecting port, the limiting ring is positioned in the limiting groove, a plurality of second air outlets uniformly distributed are arranged in the circumferential direction of the limiting ring, a plurality of third air outlets and, the second air outlet and the third air outlet are communicated, a spiral water-cooling pipe is arranged inside the air ring main body, a water inlet and a water outlet are respectively formed in the connecting ends of the spiral water-cooling pipe, and the water inlet and the water outlet are fixedly connected to the outer annular surface of the air ring main body. Good cooling effect and high film blowing quality.
Description
Technical Field
The utility model relates to a plastic film production field, concretely relates to packing inflation film manufacturing machine.
Background
The film blowing machine is a common device used for producing plastic products such as plastic bags or plastic films, and the like, the existing film blowing machine comprises an extruder, a die head, a wind ring, a herringbone frame, a traction roller and a film rolling mechanism, the plastic is heated and extruded by an extruder and then melted, and is blown into film bubbles by compressed air when being extruded by a die head, then the plastic film is collected by a traction roller and a film winding mechanism which are arranged above the die head, a propeller strut below the traction roller is used for extruding the film bubbles blown out of the die head into flat sheets gradually and stably by a round bubble cylinder for curling before being wound out, and an air ring is used for cooling and shaping the film bubbles, because the air ring is close to the die head, the interior of the die head is high-temperature plastic molten slurry, and friction heat is generated in the processing process of the die head, the integral temperature of the die head is higher, and the cold air in the air ring close to the air ring is heated, and the heating degree of the cold air in each part of the air ring is inconsistent, so that the air cooling heat blown out from the air ring is uneven.
The air ring in the prior art usually increases the air speed for not heating the blown cold air, but the air speed is too large, which means that the requirement for cooling the air ring is higher, and the higher the air pressure is, the more adverse effect is brought to the uniformity and stability of the air flow, and the film bubble is easy to operate unstably, thereby affecting the film blowing forming quality.
SUMMERY OF THE UTILITY MODEL
To foretell not enough, the utility model provides a packing inflation film manufacturing machine.
The utility model provides a technical scheme that its technical problem adopted is: a packaging film blowing machine comprises an outer air disk and an inner air ring, wherein the outer air disk comprises an air disk main body and a plurality of air inlet pipe seats uniformly arranged in the circumferential direction of the air ring main body, an air inlet channel is arranged in each air inlet pipe seat, a first air outlet is formed at the tail end of each air inlet channel, a connector is arranged in the center of the air disk main body, a limiting groove is formed in the center of the connector, the inner air ring comprises an air ring main body, a limiting ring is arranged in the center of the air ring main body, the air ring main body is positioned in the connector, the limiting ring is positioned in the limiting groove, a plurality of second air outlets uniformly distributed are formed in the circumferential direction of the limiting ring, a plurality of third air outlets are formed in the inner ring surface of the air ring main body, the first air outlets, the second air outlets and the third air outlets are communicated, a spiral water cooling pipe is arranged in the air ring main body, and the spiral water, and the air ring main body can keep constant temperature, a water inlet and a water outlet are respectively arranged at the connecting ends of the spiral water-cooling pipes, and the water inlet and the water outlet are fixedly connected to the outer ring surface of the air ring main body.
As optimization, the water inlet is connected with a constant-temperature water source, the water temperature is set to be 20 ℃, the temperature is too high, the cooling effect cannot be achieved, and the film bubble can wrinkle due to sudden cold when the temperature is too low, so that the film quality is influenced.
Preferably, the thread pitch of the spiral water-cooling pipe is larger than the diameter of the third air outlet, and all the third air outlets are located between the thread pitches of the spiral water-cooling pipes, so that the water-cooling pipes are prevented from blocking blowing out of air.
As optimization, the diameter of the first air outlet is equal to that of the second air outlet and larger than that of the third air outlet, and the third air outlets with smaller diameters can be distributed on the inner ring surface of the air ring main body more densely, so that blown air can fall on the film bubble more uniformly, and the cooling effect is better.
The utility model has the advantages that: the utility model provides a pair of packing inflation film manufacturing machine adopts the spiral water-cooled tube who pours into the thermostatted water into, has realized the cooling to the air current, and it is unstable to have avoided the air current that the wind pressure is too high to cause, makes the air current keep constant temperature, even, and then makes the operation of membrane bubble stable, and the blown film quality promotes.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic front cross-sectional view of the present invention;
FIG. 3 is a schematic view of the external wind disk of the present invention;
fig. 4 is a schematic view of the inner wind ring of the present invention.
The air conditioner comprises an outer air disc 1, an outer air disc 2, an inner air ring 101, an air disc main body 102, an air inlet pipe seat 103, a connector 104, a limiting groove 105, an air inlet duct 106, a first air outlet 201, an air ring main body 202, a limiting ring 203, a second air outlet 204, a spiral water cooling pipe 205, a water inlet 206, a water outlet 207 and a third air outlet.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. 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 efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
The packaging film blowing machine shown in fig. 1-4 comprises an outer air disk 1 and an inner air ring 2, wherein the outer air disk 1 comprises an air disk main body 101 and a plurality of air inlet pipe seats 102 uniformly arranged in the circumferential direction of the air ring main body, an air inlet duct 105 is arranged in the air inlet pipe seats 102, a first air outlet 106 is arranged at the tail end of the air inlet duct 105, a connector 103 is arranged in the center of the air disk main body 101, a limiting groove 104 is arranged in the center of the connector 103, the inner air ring 2 comprises an air ring main body, a limiting ring 202 is arranged in the center of the air ring main body, the air ring main body is positioned in the connector 103, the limiting ring 202 is positioned in the limiting groove 104, a plurality of second air outlets 203 uniformly distributed in the circumferential direction of the limiting ring 202, a plurality of third air outlets are arranged on the inner annular surface of the air ring main body, and the first air outlet 106, the second air outlet 203 and, the wind ring is characterized in that a spiral water-cooling pipe 204 is arranged in the wind ring main body, the spiral water-cooling pipe 204 not only can cool wind (air), but also can keep the wind ring main body at a constant temperature, a water inlet 205 and a water outlet 206 are respectively arranged at the connecting end of the spiral water-cooling pipe 204, and the water inlet 205 and the water outlet 206 are fixedly connected to the outer annular surface of the wind ring main body.
In this embodiment, the water inlet 205 is connected to a constant temperature water source, the water temperature is set to 20 ℃, the temperature is too high and the cooling effect is not achieved, and the temperature is too low, so that the bubble can wrinkle due to sudden cooling, and the quality of the film is affected.
In this embodiment, the pitch of the spiral water-cooling pipe 204 is greater than the diameter of the third air outlet, and all the third air outlets are located between the pitches of the spiral water-cooling pipes 204, so as to prevent the water-cooling pipes from blocking the blowing-out of the air.
In this embodiment, the diameter of the first air outlet 106 is equal to the diameter of the second air outlet 203 and is greater than the diameter of the third air outlet, and the third air outlet with a smaller diameter can be distributed more densely on the inner annular surface of the air ring main body, so that the blown air can more uniformly fall on the film bubble, and the cooling effect is better.
The working principle is as follows: the utility model provides a pair of packaging inflation film manufacturing machine, air inlet tube seat 102 passes through the pipe connection fan during use, and wind blows off from the third air outlet through the cooling of spiral water-cooling tube 204 inside wind ring 2 in the air inlet duct 105 gets into through first air outlet 106 and second air outlet 203 to the realization is to the cooling of membrane bubble, and this in-process water inlet 205 connects the constant temperature water source all the time.
The above embodiments are only specific cases of the present invention, and the protection scope of the present invention includes but is not limited to the forms and styles of the above embodiments, and any suitable changes or modifications made thereto by those skilled in the art according to the claims of the present invention shall fall within the protection scope of the present invention.
Claims (4)
1. The utility model provides a packing inflation film manufacturing machine which characterized in that: the wind disc comprises an outer wind disc body and a plurality of wind inlet pipe seats uniformly arranged in the circumferential direction of the wind ring body, wherein an air inlet channel is arranged in each wind inlet pipe seat, the tail end of the air inlet channel is provided with a first air outlet, a connector is arranged in the center of the wind disc body, a limiting groove is arranged in the center of the connector, the inner wind ring comprises a wind ring body, a limiting ring is arranged in the center of the wind ring body, the wind ring body is positioned in the connector, the limiting ring is positioned in the limiting groove, a plurality of second air outlets uniformly distributed are arranged in the circumferential direction of the limiting ring, a plurality of third air outlets are arranged on the inner ring surface of the wind ring body, the first air outlet, the second air outlet and the third air outlets are communicated, a spiral water cooling pipe is arranged in the wind ring body, and a water inlet and a water outlet are respectively arranged at the connecting end of the spiral water cooling pipe, and the water inlet and the water outlet are fixedly connected to the outer annular surface of the air ring main body.
2. The packaging film blowing machine according to claim 1, characterized in that: the water inlet is connected with a constant temperature water source, and the water temperature is set to be 20 ℃.
3. The packaging film blowing machine according to claim 2, characterized in that: the screw pitch of the spiral water-cooling pipe is larger than the diameter of the third air outlet, and all the third air outlets are located between the screw pitches of the spiral water-cooling pipes.
4. A packaging film blowing machine according to claim 3, characterized in that: the diameter of the first air outlet is equal to that of the second air outlet and larger than that of the third air outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921899331.8U CN210999974U (en) | 2019-11-06 | 2019-11-06 | Packaging film blowing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921899331.8U CN210999974U (en) | 2019-11-06 | 2019-11-06 | Packaging film blowing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210999974U true CN210999974U (en) | 2020-07-14 |
Family
ID=71472042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921899331.8U Active CN210999974U (en) | 2019-11-06 | 2019-11-06 | Packaging film blowing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210999974U (en) |
-
2019
- 2019-11-06 CN CN201921899331.8U patent/CN210999974U/en active Active
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