CN214983151U - Trough system for hot air drying of multilayer co-extrusion heavy-duty film production line - Google Patents
Trough system for hot air drying of multilayer co-extrusion heavy-duty film production line Download PDFInfo
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- CN214983151U CN214983151U CN202121076989.6U CN202121076989U CN214983151U CN 214983151 U CN214983151 U CN 214983151U CN 202121076989 U CN202121076989 U CN 202121076989U CN 214983151 U CN214983151 U CN 214983151U
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Abstract
The utility model discloses a multilayer is crowded heavily loaded membrane production line altogether and is utilized hot-blast drying's silo system belongs to plastics blown film processing field. Comprises a jacket trough (1), a screw c (3), a screw b (4), a screw a (5), a die head (6) and a pressurizing fan (7); the screw c (3), the screw b (4) and the screw a (5) are connected in parallel and connected with the die head (6); exhaust pipes of the screw c (3), the screw b (4) and the screw a (5) are connected in parallel and then connected with one end of a pressurizing fan (7); the other end of the pressurizing fan (7) is connected with the jacket trough (1). The utility model has the advantages that: the original hot air is recycled, so that the drying property of the raw materials is ensured, and the cost is saved while the appearance quality of the blown film and the performance of the product are ensured.
Description
Technical Field
The utility model relates to a multilayer is crowded heavily loaded membrane production line altogether and is utilized hot-blast drying's silo system belongs to plastics blown film processing field.
Background
In the processing procedure of plastic film blowing, uneven bubble points appear on the surface of the blown film due to the moisture of part of raw materials, which not only affects the appearance quality of the blown film, but also affects the performance of the product and causes serious loss.
SUMMERY OF THE UTILITY MODEL
For the above-mentioned problem that solves prior art and exists, the application provides a silo system that multilayer crowded heavy load membrane production line utilized hot-blast stoving, through introducing the hot-blast that original production technology produced, when drying the raw materials, saves the cost.
In order to achieve the above purpose, the technical scheme of the application is |: a hot air drying material groove system for a multilayer co-extrusion heavy-duty film production line comprises a jacket material groove, a screw rod c, a screw rod b, a screw rod a, a die head and a pressurizing fan; the screw c, the screw b and the screw a are connected in parallel and connected with the die head; the exhaust pipes of the screw rod c, the screw rod b and the screw rod a are connected in parallel and then connected with one end of the pressurizing fan; the other end of the pressurizing fan is connected with a jacket trough.
Furthermore, a plurality of baffles are arranged on the inner wall of the jacket trough, a plurality of holes are formed in the baffles, and the material suction pipe is inserted into the holes in the baffles.
Furthermore, the top of the material suction pipe is provided with a steel wire mesh air hole, and the bottom of the material suction pipe is of a wedge-shaped structure.
Furthermore, the inner wall of the jacket trough is provided with a baffle plate in the downward inclined direction, and an included angle between the jacket trough and the baffle plate is 45 degrees.
Further, the baffle is arranged in the length direction of the inner wall of the jacket trough; the length of the baffle is not more than that of the inner wall of the jacket trough; the width of the baffle is not more than half of the width of the inner wall of the jacket trough.
Furthermore, a plurality of exhaust holes are formed in the length direction of the inner wall of the jacket trough.
Further, the height of the exhaust hole is higher than the highest position of the raw materials in the jacket trough.
Furthermore, a liquid level meter is arranged below the outer wall of the jacket trough.
Furthermore, a drain pipe is arranged below the liquid level meter.
Furthermore, a control valve is arranged on the drain pipe.
The utility model discloses owing to adopt above technical scheme, can gain following technological effect: the original hot air is recycled, so that the drying property of the raw materials is ensured, and the cost is saved while the appearance quality of the blown film and the performance of the product are ensured.
Drawings
FIG. 1 is a schematic structural diagram of a trough system for drying a multilayer co-extrusion heavy-duty film production line by hot air;
FIG. 2 is a schematic structural view of a jacket trough;
FIG. 3 is a schematic view of the cross-sectional structure A-A.
The sequence numbers in the figures illustrate: 1. jacket material groove, 2 material suction pipe, 3 screw rods c, 4 screw rods b, 5 screw rods a, 6 die heads, 7 pressurizing fan, 8 baffle plate, 9 exhaust hole, 10 liquid level meter, 11 and drain pipe.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings 1 to 3 and the specific embodiments: the present application is further described by taking this as an example.
Example 1
As shown in fig. 1 to 3, the embodiment provides a trough system for drying a multilayer co-extrusion heavy-duty film production line by using hot air, and the trough system comprises a jacket trough 1, a screw c3, a screw b4, a screw a5, a die head 6 and a pressurizing fan 7; the screw c3, the screw b4 and the screw a5 are connected in parallel with the die head 6; the exhaust pipes of the screw c3, the screw b4 and the screw a5 are connected in parallel and then connected with one end of the pressurizing fan 7; the other end of the pressurizing fan 7 is connected with the jacket trough 1.
The inner wall of the jacket trough 1 is provided with a plurality of baffles 8, the baffles 8 are provided with a plurality of holes, and the material suction pipe 2 is inserted into the holes on the baffles 8.
The top of the material suction pipe 2 is provided with a steel wire mesh air hole, and the bottom of the material suction pipe is of a wedge-shaped structure.
The inner wall downward sloping direction of pressing from both sides cover silo 1 be equipped with baffle 8, press from both sides the contained angle between cover silo 1 and the baffle 8 and be 45 degrees.
The baffle 8 is arranged in the length direction of the inner wall of the jacket trough 1; the length of the baffle 8 is not more than that of the inner wall of the jacket trough 1; the width of the baffle 8 is not more than half of the width of the inner wall of the jacket trough 1.
And a plurality of exhaust holes 9 are formed in the length direction of the inner wall of the jacket trough 1.
The height of the exhaust hole 9 is higher than the highest position of the raw material in the jacket trough 1.
And a liquid level meter 10 is arranged below the outer wall of the jacket trough 1.
A drain pipe 11 is arranged below the liquid level meter 10.
The drain pipe 11 is provided with a control valve.
In the actual production process, different raw materials required by plastic film blowing are added into a screw a5, a screw b4 and a screw c3 according to a certain proportion, the raw materials are heated to a set temperature to melt the plastic raw materials, the plastic raw materials are extruded into a die head 6, eight flow passages are arranged in the die head 6, the liquid raw materials are extruded to form film bubbles, in the melting process, because the screw a5, the screw b4 and the screw c3 have the set temperature, when the heating temperature exceeds the set temperature, a fan on the screw can automatically cool down, hot air generated in the cooling process of the fan is connected to a pressurizing fan 7 through exhaust pipelines of the screw a5, the screw b4 and the screw c3 in parallel, because the screw a5, the screw b4 and the screw c3 are respectively connected with the die head 6, the temperature of the die head 6 is 170-190 ℃, a hot air pipeline is arranged at the near the end of the die head to ensure the temperature of the hot air in the conveying process, the hot air is pressurized and then introduced into an interlayer of a jacket 1, the hot-blast two streamlines that divide into upwards and downward in the intermediate layer, and ascending hot-blast raw materials that pass through on the inner wall of clamp cover silo 1 exhaust hole 9 and press from both sides the cover silo 1 top are dried, and decurrent hot-blast flows into the opposite side that presss from both sides the cover from one side that presss from both sides the cover, and the raw materials that presss from both sides in the cover silo 1 is dried to the in-process, discharges and presses from the exhaust hole 9 of clamp cover silo 1 opposite side and dries the raw materials that presss from both sides the cover silo 1 top.
Due to seasonal changes, relative temperature exists between the jacket trough 1 and hot air, so that part of steam is condensed into water drops, a liquid level meter is installed on the outer side of the jacket trough 1, and when the water level reaches a set liquid level, a control valve on the water discharge pipe 11 is opened to discharge water.
The above, only for the utility model discloses create the concrete implementation way of preferred, nevertheless the utility model discloses the protection scope of creation is not limited to this, and any person skilled in this technical field is in the utility model discloses create the technical scope of disclosure, according to the utility model discloses the technical scheme of creation and utility model design equivalence replacement or change all should be covered in the protection scope of creation of the utility model.
Claims (10)
1. A trough system for drying a multilayer co-extrusion heavy-duty film production line by utilizing hot air is characterized by comprising a jacket trough (1), a screw c (3), a screw b (4), a screw a (5), a die head (6) and a pressurizing fan (7); the screw c (3), the screw b (4) and the screw a (5) are connected in parallel and connected with the die head (6); exhaust pipes of the screw c (3), the screw b (4) and the screw a (5) are connected in parallel and then connected with one end of a pressurizing fan (7); the other end of the pressurizing fan (7) is connected with the jacket trough (1).
2. The hot air drying trough system for the multilayer co-extrusion heavy-duty film production line according to claim 1, wherein a plurality of baffles (8) are arranged on the inner wall of the jacket trough (1), a plurality of holes are formed in the baffles (8), and the material suction pipe (2) is inserted into the holes in the baffles (8).
3. The material groove system for drying by using hot air for the multilayer co-extrusion heavy-duty film production line according to claim 2, wherein the top of the material suction pipe (2) is provided with steel wire mesh air holes, and the bottom of the material suction pipe is of a wedge-shaped structure.
4. The trough system for drying by using hot air in a multilayer co-extrusion heavy-duty film production line according to claim 2, characterized in that the baffle (8) is arranged on the inner wall of the jacket trough (1) in a downward inclined direction, and the included angle between the jacket trough (1) and the baffle (8) is 45 degrees.
5. The trough system for drying by hot air in a multilayer co-extrusion heavy-duty film production line according to claim 2, wherein the baffle (8) is arranged in the length direction of the inner wall of the jacket trough (1); the length of the baffle (8) is not more than that of the inner wall of the jacket trough (1); the width of the baffle (8) is not more than half of the width of the inner wall of the jacket trough (1).
6. The hot air drying trough system for the multilayer co-extrusion heavy-duty film production line according to claim 4, characterized in that a plurality of vent holes (9) are arranged in the length direction of the inner wall of the jacket trough (1).
7. The trough system for drying by hot air for the multilayer co-extrusion heavy-duty film production line according to claim 6, wherein the height of the vent hole (9) is higher than the highest position of the raw material in the jacket trough (1).
8. The hot air drying trough system for the multilayer co-extrusion heavy-duty film production line according to claim 1, characterized in that a liquid level meter (10) is arranged below the outer wall of the jacket trough (1).
9. The hot air drying trough system for the multilayer co-extrusion heavy-duty film production line according to claim 8, characterized in that a drain pipe (11) is arranged below the liquid level meter (10).
10. The hot air drying trough system for the multilayer co-extrusion heavy-duty film production line according to claim 9, characterized in that a control valve is arranged on the drain pipe (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121076989.6U CN214983151U (en) | 2021-05-19 | 2021-05-19 | Trough system for hot air drying of multilayer co-extrusion heavy-duty film production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121076989.6U CN214983151U (en) | 2021-05-19 | 2021-05-19 | Trough system for hot air drying of multilayer co-extrusion heavy-duty film production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214983151U true CN214983151U (en) | 2021-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121076989.6U Active CN214983151U (en) | 2021-05-19 | 2021-05-19 | Trough system for hot air drying of multilayer co-extrusion heavy-duty film production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214983151U (en) |
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2021
- 2021-05-19 CN CN202121076989.6U patent/CN214983151U/en active Active
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