CN211542322U - Cooling mechanism applied to wire drawing treatment of plastic film - Google Patents
Cooling mechanism applied to wire drawing treatment of plastic film Download PDFInfo
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- CN211542322U CN211542322U CN201922462112.XU CN201922462112U CN211542322U CN 211542322 U CN211542322 U CN 211542322U CN 201922462112 U CN201922462112 U CN 201922462112U CN 211542322 U CN211542322 U CN 211542322U
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- cooling water
- plastic film
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- cooling
- roller
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Abstract
The utility model relates to a plastic film processing technology field especially relates to a be applied to cooling body of plastic film's wire drawing processing usefulness, has solved among the prior art plastic film steam and plastic film surface adhesion cooling water influence plastic film's cooling rate's problem when the wire drawing is handled. The utility model provides a be applied to cooling body that plastic film's wire drawing was handled and is used, includes coolant tank, coolant tank's entrance point both sides and exit end all rotate and are connected with the transfer roller, and coolant tank is close to exit end department and rotates and be connected with the pulling roll, and the top of pulling roll is equipped with the fan, and one side of pulling roll is equipped with the guide plate with coolant tank top fixed connection. The utility model discloses a carry the pulling roll to plastic film's promotion, the cooperation fan air-dries the cooling water of plastic film surface adhesion, the volatilizing of cooling water with higher speed to the inside vapor of cooling water tank discharges from the gas outlet along the guide plate with higher speed, has accelerated cooling water tank and external heat transfer rate.
Description
Technical Field
The utility model relates to a plastic film processing technology field especially relates to a be applied to cooling body that plastic film's wire drawing was handled and is used.
Background
The plastic film refers to a film made of polyvinyl chloride, polyethylene, polypropylene, polystyrene, and other resins, and is used for packaging and as a film coating layer. Plastic packages and plastic package products occupy more and more share in the market, and particularly, composite plastic flexible packages are widely applied to the fields of agriculture, food, medicine, chemical industry and the like.
The drawing machine is also called wire drawing machine and wire drawing machine, it is a widely used mechanical equipment in industrial application, the drawing treatment of plastic film means that the raw material is extruded by quantitative and constant pressure after almost all plastification is finished by external heating and mutual shearing of screw and machine barrel. After the film head forming, the molten film enters cooling water. After cooling, the film is cut into embryonic filaments by a blade. The embryonic filaments are drawn at a high rate in an oven at a high temperature until they form flat filaments. Then the flat filament is heat-set on the hot roller, contracted under the condition of low traction speed, treated by cold roller at low temp., finally rolled and formed by magnetic disk differential tension rolling system
At present, a wire drawing machine firstly extrudes raw materials into a plastic film through a plastic extruder before wire drawing, then wire drawing is carried out, the extruded plastic film generally needs to be cooled, the traditional method is that the plastic film is directly introduced into cooling water for cooling, the temperature of the plastic film after extrusion through the extruder is higher, a large amount of water vapor can be generated when the plastic film directly enters the cooling water, cooling water can exist on the surface of the plastic film when the plastic film is cooled by the cooling water and is conveyed by a conveying roller, the cooling effect of wire drawing treatment of the plastic film can be easily influenced by the water vapor and the cooling water on the surface of the plastic film, and the cooling rate of the plastic film is reduced, therefore, a cooling mechanism applied to wire drawing treatment of the plastic film is needed, and the problems in the prior art are solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a be applied to plastic film's wire drawing processing usefulness cooling body has solved among the prior art plastic film steam and plastic film surface adhesion cooling water influence plastic film's cooling rate's problem when wire drawing processing.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a be applied to cooling body that plastic film's wire drawing was handled and is used, including coolant tank, coolant tank's entrance point both sides and exit end all rotate and be connected with the transfer roller, coolant tank is close to exit end department and rotates and be connected with the pulling roll, the top of pulling roll is equipped with the fan, one side of pulling roll is equipped with the guide plate with coolant tank top fixed connection, coolant tank is located the top of guide plate and has seted up the gas outlet, two sliding sleeve that are parallel distribution of one side fixedly connected with of guide plate, be equipped with in the coolant tank and be hollow floating roll, connecting rod and sliding sleeve sliding connection are all passed through at the both ends of.
Preferably, the bottom end of the guide plate inclines towards the inlet end of the cooling water tank, and the orientation of the air outlet of the fan is consistent with that of the guide plate.
Preferably, a guide roller is arranged between the cooling water tank and the lifting roller, and the bottom height of the guide roller is consistent with the top height of the conveying roller.
Preferably, the cooling water tank is communicated with a gas collecting cylinder at the gas outlet, and a filter screen plate is inserted into the gas collecting cylinder.
Preferably, the number of the guide plates is at least two, and the guide plates correspond to the sliding sleeves, the floating rollers and the connecting rods one to one.
Preferably, an observation window is arranged on the outer side of the cooling water tank at one floating roller, and the surface of the observation window is provided with a water level scale value.
The utility model discloses possess following beneficial effect at least:
the plastic film is lifted by the lifting roller, and cooling water attached to the surface of the plastic film is air-dried by matching with the fan, so that the volatilization of the cooling water is accelerated, the cooling effect of the plastic film is improved, the discharge of water vapor in the cooling water tank from the air outlet along the guide plate is accelerated, and the heat exchange rate between the cooling water tank and the outside is accelerated; the arrangement of a plurality of guide plates can carry out the layering subregion to the vapor of production in the cooling water tank and handle, prevents that vapor from concentrating on a certain region, influences plastic film's cooling effect.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.
FIG. 1 is a schematic view of a partial main section of the present invention;
FIG. 2 is a schematic side view of the floating roll of the present invention;
fig. 3 is a front view of the present invention.
In the figure: 1. a cooling water tank; 2. a conveying roller; 3. a pulling roll; 4. a fan; 5. a baffle; 6. a sliding sleeve; 7. a floating roll; 8. a connecting rod; 9. an air outlet; 10. a guide roller; 11. a gas collecting cylinder; 12. a filter screen plate; 13. and (4) an observation window.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-3, a cooling mechanism for wire drawing treatment of a plastic film comprises a cooling water tank 1, wherein both sides of an inlet end and an outlet end of the cooling water tank 1 are rotatably connected with conveying rollers 2, specifically, cooling water is stored in the cooling water tank 1, and the film coming out of a plastic extruder enters the cooling water in the cooling water tank 1 through the conveying rollers 2 for cooling; a lifting roller 3 is rotatably connected to the cooling water tank 1 near the outlet end, a fan 4 is arranged above the lifting roller 3, specifically, the lifting roller 3 is mainly used for lifting the plastic film in the cooling water, and the cooling water attached to the surface of the plastic film is dried and cooled under the action of the fan 4, so that the cooling effect of the plastic film is further accelerated; a guide plate 5 fixedly connected with the top of the cooling water tank 1 is arranged on one side of the pulling roller 3, a gas outlet 9 is formed in the cooling water tank 1 above the guide plate 5, a large amount of water vapor can be generated after the plastic film enters the cooling water, the water vapor is discharged from the gas outlet 9 in the cooling water tank 1 along with the guide plate 5, and meanwhile, the fan 4 blows the water vapor in other positions in the cooling water tank 1 to be discharged along the guide plate 5, so that the cooling effect of the plastic film is accelerated; two sliding sleeve 6 that are parallel distribution of one side fixedly connected with of guide plate 5, be equipped with in cooling water tank 1 and be hollow floating roll 7, connecting rod 8 and sliding sleeve 6 sliding connection are all passed through at the both ends of floating roll 7, and is concrete, sliding sleeve 6 is used for providing the orbit of connecting rod 8 motion, the setting of floating roll 7, when guaranteeing that plastic film passes through transfer roll 2 and enters into the cooling water, move floating roll 7 come-up according to the cooling water, make plastic film be in the cooling water all the time and cool off.
The scheme has the following working processes:
in the cooling water that enters into cooling water tank 1 through transfer roller 2 at the plastic film that finishes extruding the plastic extruder, according to the buoyancy of cooling water to floating roll 7, make plastic film be located the below of floating roll 7, make plastic film be located the cooling water all the time, carry out through carrying out the drawing roller 3 and carry plastic film, transfer roller 2 through the exit end of cooling water tank 1 conveys to next process, plastic film is when getting into the cooling water, fan 4 opens, carry out the air-drying of cooling water to plastic film on carrying out the drawing roller 3, the cooling water on plastic film surface volatilizees with higher speed, the cooling to plastic film with higher speed, simultaneously, fan 4 makes the vapor of other positions in cooling water tank 1 inside discharge from gas outlet 9 along guide plate 5, accelerate the heat transfer effect in cooling water tank 1, improve plastic film's cooling rate.
According to the working process, the following steps are known:
through lifting roll 3 to plastic film's promotion, cooperation fan 4 air-dries the cooling water of plastic film surface adhesion, and the volatilization of cooling water improves plastic film's cooling effect with higher speed to the vapor of cooling water tank 1 inside discharges from gas outlet 9 along guide plate 5 with higher speed, has accelerated cooling water tank 1 and external heat transfer rate, directly cools off plastic film among the prior art, has improved plastic film's cooling rate.
Further, the bottom end of the guide plate 5 inclines towards the inlet end of the cooling water tank 1, and particularly, the water vapor generated by the contact between the plastic film and the cooling water is discharged from the air outlet 9 along the guide plate 5; the air outlet orientation of fan 4 is unanimous with the orientation of guide plate 5, and is concrete, both can air-dry cooling treatment to the plastic film on carrying pull roll 3, can make the vapor of cooling water tank 1 department blow to the opposite side of guide plate 5 again, makes vapor discharge along guide plate 5.
Further, cooling water tank 1 with carry and be equipped with guide roll 10 between the roller 3, the bottom height of guide roll 10 is unanimous with the top height of transfer roller 2, and is concrete, the setting of guide roll 10 both can carry out the guide effect to plastic film, can make plastic film again from carrying and carrying roller 3 to guide roll 10 formation slope distribution, carries out natural cooling to plastic film, highly unanimous, guarantees that plastic film guarantees horizontal transport from cooling water tank 1's exit end and transfer roller 2.
Furthermore, the cooling water tank 1 is located at the gas outlet 9 and is communicated with a gas collecting cylinder 11, a filter screen plate 12 is inserted into the gas collecting cylinder 11, specifically, the gas collecting cylinder 11 is arranged to enable the water vapor inside to flow out of the gas outlet 9 and to be concentrated in the gas collecting cylinder 11, and the water vapor is filtered through the filter screen plate 12, so that the generated water vapor is prevented from being directly discharged into the air to pollute the air.
Further, guide plates 5 are at least provided with two, and guide plates 5 and sliding sleeve 6, floating roll 7 and connecting rod 8 one-to-one, and specifically, the setting of a plurality of guide plates 5 can carry out layering subregion to the vapor of production in the cooling water tank 1 and handle, prevents that vapor from concentrating on a certain region, influences plastic film's cooling effect.
Further, the outer side of the cooling water tank 1 is provided with an observation window 13 at one floating roller 7, the surface of the observation window 13 is provided with a water level scale value, and particularly, the arrangement of the observation window 13 and the water level scale value reflects the condition of cooling water in the cooling water tank 1 more visually.
In conclusion, the plastic film is lifted by the lifting roller 3, and the cooling water attached to the surface of the plastic film is air-dried by matching with the fan 4, so that the volatilization of the cooling water is accelerated, the cooling effect of the plastic film is improved, the discharge of the water vapor in the cooling water tank 1 from the air outlet 9 along the guide plate 5 is accelerated, and the heat exchange rate of the cooling water tank 1 and the outside is accelerated; the arrangement of the guide plates 5 can carry out layered and regional treatment on the steam generated in the cooling water tank 1, and prevent the steam from concentrating in a certain region and influencing the cooling effect of the plastic film.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A cooling mechanism applied to the wire drawing treatment of plastic films comprises a cooling water tank (1), it is characterized in that both sides of the inlet end and the outlet end of the cooling water tank (1) are rotatably connected with conveying rollers (2), the cooling water tank (1) is rotatably connected with a pulling roll (3) near the outlet end, a fan (4) is arranged above the pulling roll (3), a guide plate (5) fixedly connected with the top of the cooling water tank (1) is arranged on one side of the pulling roll (3), the cooling water tank (1) is provided with an air outlet (9) above the guide plate (5), one side of the guide plate (5) is fixedly connected with two sliding sleeves (6) which are distributed in parallel, the cooling water tank (1) is internally provided with a hollow floating roller (7), and two ends of the floating roller (7) are connected with the sliding sleeve (6) in a sliding manner through connecting rods (8).
2. A cooling mechanism for plastic film drawing treatment as claimed in claim 1, wherein the bottom end of the deflector (5) is inclined towards the inlet end of the cooling water tank (1), and the outlet of the fan (4) is oriented in the same direction as the deflector (5).
3. A cooling mechanism for a drawing process of plastic films, as in claim 1, characterized in that between said cooling water tank (1) and said drawing roller (3) there is a guide roller (10), the bottom height of said guide roller (10) being in correspondence of the top height of said transfer roller (2).
4. The cooling mechanism for the drawing process of the plastic film as claimed in claim 1, wherein the cooling water tank (1) is communicated with a gas collecting cylinder (11) at the gas outlet (9), and a filter screen plate (12) is inserted into the gas collecting cylinder (11).
5. A cooling mechanism for plastic film drawing treatment as claimed in claim 1, wherein there are at least two said baffles (5), said baffles (5) corresponding one-to-one with sliding sleeve (6), floating rollers (7) and connecting rods (8).
6. A cooling mechanism for a drawing process of plastic film according to claim 5, wherein an observation window (13) is provided at one of said floating rollers (7) outside said cooling water tank (1), and a water level scale value is provided on the surface of said observation window (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922462112.XU CN211542322U (en) | 2019-12-31 | 2019-12-31 | Cooling mechanism applied to wire drawing treatment of plastic film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922462112.XU CN211542322U (en) | 2019-12-31 | 2019-12-31 | Cooling mechanism applied to wire drawing treatment of plastic film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211542322U true CN211542322U (en) | 2020-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922462112.XU Active CN211542322U (en) | 2019-12-31 | 2019-12-31 | Cooling mechanism applied to wire drawing treatment of plastic film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211542322U (en) |
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2019
- 2019-12-31 CN CN201922462112.XU patent/CN211542322U/en active Active
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