CN214610524U - Coiling mechanism of plastic film production - Google Patents
Coiling mechanism of plastic film production Download PDFInfo
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- CN214610524U CN214610524U CN202120275895.5U CN202120275895U CN214610524U CN 214610524 U CN214610524 U CN 214610524U CN 202120275895 U CN202120275895 U CN 202120275895U CN 214610524 U CN214610524 U CN 214610524U
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- plastic film
- drying
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- cooling chamber
- cooling
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Abstract
The utility model relates to a plastic film production facility field, a coiling mechanism of plastic film production, include the cooling chamber of arranging in proper order by plastic film direction of delivery, dry subassembly and rolling equipment, the drying roller passes through the support mounting on the drying bench, and the portal frame stridees across the drying bench and erects, and dry tuber pipe is fixed on the portal frame, and the air outlet of dry tuber pipe is the dry wind gap of loudspeaker form, is equipped with drying blower on the dry tuber pipe, and exhaust pipe and dry tuber pipe all pass through heat exchanger, make air and the interior air of dry tuber pipe carry out the heat exchange in heat exchanger in the exhaust pipe. Plastic film cools off through the cooling chamber among this device, and drying process is carried out to rethread drying assembly, and at last through the rolling equipment to the plastic film rolling, wherein warm air of dry wind gap output for plastic film rapid draing, its heat obtains through heat exchanger through the exhaust hot-blast of cooling chamber, does not need solitary air heating equipment, and is energy-concerving and environment-protective.
Description
Technical Field
The utility model relates to a plastic film production facility field, especially a coiling mechanism of plastic film production.
Background
Films made from polyvinyl chloride, polyethylene, polypropylene, polystyrene, and other resins are used for packaging, and as a film coating. Plastic packages and plastic package products have a larger share in the market, and particularly, composite plastic flexible packages are widely applied to the fields of food, medicine, chemical industry and the like, wherein the proportion of the plastic packages is the largest, such as beverage packages, quick-frozen food packages, steamed and cooked food packages, fast food packages and the like, and the plastic packages and the plastic package products bring great convenience to the life of people.
In the prior art, the temperature is higher after the plastic film is produced, the plastic film needs to be rolled after cooling treatment, if the production speed of the plastic film is higher, the time of the plastic film passing through an air cooling area is shorter, and when the temperature is not completely reduced to a proper temperature, the plastic film is rolled into a bundle, and the plastic film is easy to tear after the plastic film is bundled.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the winding device for plastic film production can sequentially complete cooling, drying and winding of the plastic film, and the wound plastic film can be directly packaged and sold.
In order to achieve the above object, the utility model adopts the following technical scheme:
a winding device for plastic film production comprises a cooling chamber, a drying component and a winding device which are sequentially arranged in the conveying direction of a plastic film, wherein the top of the cooling chamber is provided with an exhaust pipeline for exhausting hot gas in the cooling chamber, the drying component comprises a drying platform, drying rollers, a portal frame, a drying air pipe, a drying air port and a heat exchanger, the drying rollers are provided with two groups, and the two groups of drying rollers are arranged in the front and at the back of the plastic film conveying direction, the two groups of drying rollers are arranged on the drying table through supports, the portal frame spans the drying table and is erected, the drying air pipe is fixed on the portal frame, the air outlet of the drying air pipe is a horn-shaped drying air port, the drying air port is arranged downwards and is positioned in the area between the two groups of drying rollers, the drying air pipe is provided with a drying fan, and the air in the exhaust pipeline and the air in the drying air pipe both pass through a heat exchanger so that the heat exchange is carried out between the air in the exhaust pipeline and the air in the drying air pipe in the heat exchanger.
Preferably, the cooling chamber is also internally provided with an air cooling assembly and a water spraying device, two opposite side surfaces of the cooling chamber are provided with a feeding port and a discharging port which are horizontally opposite, the air cooling assembly comprises a fan and a gas transmission pipeline, the fan is arranged outside the cooling chamber, the first end of the gas transmission pipeline is connected with the gas output end of the fan, the second end of the gas transmission pipeline is arranged towards the moving path of the plastic film, the water spraying device is arranged above the moving path of the plastic film, the output end of the water spraying device faces the moving path of the film, the top of the cooling chamber is provided with a gas collecting hood, and the top of the gas collecting hood is connected with an exhaust pipeline; pan feeding mouth department is equipped with and is used for sheltering from the interior air escape's of cooling chamber soft brush, discharge gate department is equipped with the cotton brush, and this cotton brush corresponds to set up along department in the discharge gate top, and the length of cotton brush is greater than the distance along plastic film moving path in the discharge gate top.
Preferably, the discharge port is provided with a supporting roller for supporting the plastic film, and the supporting roller is arranged at the inner edge of the bottom of the discharge port.
Preferably, the bearing roller is a water-cooling roller.
Preferably, the second end of the gas transmission pipeline is arranged upwards.
Preferably, the second end of the gas transmission pipeline is a flared opening in a horn shape.
Preferably, the air transmission pipeline is wrapped with an insulating layer.
Preferably, a press cooling roller set is arranged in the cooling chamber corresponding to the plastic film moving path, and the press cooling roller set is a condensation-free cooling roller.
Preferably, a partition plate is arranged at the bottom in the cooling chamber, a water passing hole is formed in the partition plate corresponding to the position of the pressing and cooling roller set, and a water collecting tank is arranged below the water passing hole.
Preferably, the water spraying device is an atomizer.
Use the utility model discloses a beneficial effect is:
in the device, the plastic film is cooled by the cooling chamber, then is dried by the drying component, and finally is rolled by the rolling device. In the drying component, the plastic film is supported by the two groups of drying rollers, warm air is output from the drying air openings arranged above the two groups of drying rollers, so that the plastic film is quickly dried, the heat of the plastic film is obtained through the hot air exhausted from the cooling chamber through the heat exchanger, and the plastic film drying component does not need an independent air heating device and is energy-saving and environment-friendly.
In the cooling chamber, this device passes through the water drenching device to plastic film top surface trickle, lower the temperature to plastic film through water drenching mode, lower the temperature through the mode of plastic film underrun fan and gas pipeline output cold wind, reach the cooling effect to plastic film basically through the mode of water-cooling and air-cooling combination, this device sets up the brush at the pan feeding mouth of cooling chamber, avoid the gas of cooling chamber from discharging, set up the cotton brush at the discharge gate, pass through the cotton clean up with water smoke or water droplet on the plastic film, the gas portion in the cooling chamber flows from the discharge gate, accelerate cotton brush department gas flow, it is dry to accelerate the cotton brush.
The device has strong cooling capacity and high efficiency for the plastic film, and the plastic film passing through the winding device is basically dry, thereby meeting the requirement of subsequent plastic film winding.
Drawings
Fig. 1 is the structure schematic diagram of the winding device for plastic film production of the utility model.
Figure 2 is the utility model discloses the schematic diagram of the coiling mechanism drying assembly of plastic film production.
Fig. 3 is the inside schematic view of the cooling chamber of the winding device for plastic film production.
Fig. 4 is a schematic view of a discharge port of a cooling chamber in the winding device for plastic film production of the present invention.
The reference numerals include:
10-cooling chamber, 11-gas collecting hood, 12-exhaust pipeline, 13-partition board, 131-water through hole, 14-water collecting tank, 15-water discharging pipeline, 16-soft hairbrush, 17-bearing roller, 18-cotton cloth brush, 21-fan, 22-gas pipeline, 30-water spraying device, 40-pair of pressure cooling roller group, 50-drying component, 51-drying table, 52-drying roller, 53-portal frame, 54-drying air pipe, 55-drying air port, 56-drying fan, 57-heat exchanger and 60-winding device.
Detailed Description
In order to make the purpose, technical solution and advantages of the present technical solution more clear, the present technical solution is further described in detail below with reference to specific embodiments. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present teachings.
As shown in fig. 1 and fig. 2, the embodiment provides a winding device for plastic film production, which includes a cooling chamber 10, a drying assembly 50 and a winding apparatus 60, which are sequentially arranged from a plastic film conveying direction, wherein the top of the cooling chamber 10 is provided with an exhaust pipeline 12 for exhausting hot air in the cooling chamber 10, the drying assembly 50 includes a drying platform 51, drying rollers 52, a gantry 53, a drying air duct 54, a drying air opening 55 and a heat exchanger 57, two sets of the drying rollers 52 are provided, the two sets of the drying rollers 52 are arranged in front of and behind the plastic film conveying direction, the two sets of the drying rollers 52 are mounted on the drying platform 51 through brackets, the gantry 53 spans across the drying platform 51, the drying air duct 54 is fixed on the gantry 53, an air outlet of the drying air duct 54 is a horn-shaped drying air opening 55, the drying air opening 55 is arranged downward, and the drying air opening 55 is located in an area between the two sets of the drying rollers 52, the drying air duct 54 is provided with a drying fan 56, and the exhaust duct 12 and the drying air duct 54 both pass through a heat exchanger 57, so that the air in the exhaust duct 12 and the air in the drying air duct 54 exchange heat in the heat exchanger 57.
In the device, the plastic film is cooled by the cooling chamber 10, then dried by the drying component 50, and finally wound by the winding device 60. In the drying assembly 50, the plastic film is supported by the two groups of drying rollers 52, warm air is output from the drying air openings 55 arranged above the two groups of drying rollers 52, so that the plastic film is quickly dried, the heat of the plastic film is obtained by passing hot air exhausted from the cooling chamber 10 through the heat exchanger 57, and no separate air heating equipment is needed, so that the drying assembly is energy-saving and environment-friendly.
After the plastic film is cooled by the cooling chamber 10, high-temperature gas is discharged from the exhaust pipeline 12, the temperature of the heat is reduced after the heat is exchanged by the heat exchanger 57, the heat can be directly discharged outdoors, the temperature of the hot air in the drying air pipe 54 is increased after the heat is obtained, the hot air is directly blown to the plastic film by the driving of the drying fan 56, the plastic film is dried by wind power, and the plastic film can be dried only by applying a small amount of electric energy to the drying fan 56 in the drying assembly 50.
As shown in fig. 3, the cooling chamber 10 includes an air cooling assembly and a water spraying device 30, two opposite side surfaces of the cooling chamber 10 are provided with a feeding port and a discharging port which are horizontally opposite, the air cooling assembly includes a fan 21 and an air transmission pipeline 22, the fan 21 is arranged outside the cooling chamber 10, a first end of the air transmission pipeline 22 is connected with an air output end of the fan 21, a second end of the air transmission pipeline 22 is arranged towards a plastic film moving path, the water spraying device 30 is arranged above the plastic film moving path, an output end of the water spraying device 30 faces the film moving path, a gas collecting hood 11 is arranged at the top of the cooling chamber 10, and the top of the gas collecting hood 11 is connected with an exhaust pipeline 12; the feed inlet is provided with a soft brush 16 for shielding the air in the cooling chamber 10 from being discharged, the discharge outlet is provided with a cotton cloth brush 18, the cotton cloth brush 18 is correspondingly arranged at the inner edge of the top of the discharge outlet, and the length of the cotton cloth brush 18 is greater than the distance from the inner edge of the top of the discharge outlet to the moving path of the plastic film.
This device avoids the air to flow out fast getting the material mouth through soft brush 16, and after plastic film entered into cooling chamber 10, through the 30 atomizing trickle of trickle device, simultaneously here, fan 21 passes through gas pipeline 22 to plastic film air cooling, and the air of most input is collected and is discharged by exhaust pipe 12 by gas collecting channel 11 after the steam conversion, and exhaust pipe 12 need not to increase air pressure device. The plastic film is finally removed from the cooling chamber 10 through a discharge port after the remaining water mist is cleaned by a cotton cloth brush 18.
The discharge port is provided with a supporting roller 17 for supporting the plastic film, and the supporting roller 17 is arranged at the inner edge of the bottom of the discharge port. Preferably, the backup roll 17 is a water-cooled roll. Bearing roller 17's effect supports plastic film in this embodiment, wherein the through dead weight overlap joint of cotton brush 18 on plastic film, and after the cotton brush 18 absorbed water, through capillary phenomenon with the water upwards transmission, positive pressure is appeared to the air in the cooling chamber 10 for the air flows from the discharge gate, and bearing roller 17 bearing plastic film has the effect of here to the plastic film cooling simultaneously concurrently.
The second end of the air transmission pipeline 22 is arranged upwards, the cold air discharged by the air transmission pipeline 22 is heated after contacting the plastic film, and the general flow direction is upwards. Another benefit of the air delivery conduit 22 being disposed with its second end facing upward is to avoid turbulence of the cold and hot air in the cooling chamber 10.
Preferably, the second end of the air delivery conduit 22 is flared in a trumpet shape. The air transmission pipeline 22 is wrapped with an insulating layer. The flared opening enables the area covered by the cold air to be larger, and in this embodiment, the end of the second end of the air delivery pipeline 22 is a flared opening with a rectangular cross section.
The cooling chamber 10 is provided with a pair of press cooling roller sets 40 corresponding to the plastic film moving path, and the pair of press cooling roller sets 40 are non-dewing cooling rollers. The two effects are provided for the compression cooling roller group 40, the first effect is to directly cool the plastic film through the compression cooling roller group 40, and the second effect is to form liquid flow by blocking water mist on the surface of the film through the compression cooling roller group 40, and the water mist is blocked by the compression cooling roller group 40 and flows down from the side face of the plastic film.
The bottom position in the cooling chamber 10 is provided with a partition plate 13, a water through hole 131 is arranged on the partition plate 13 corresponding to the position of the press cooling roller group 40, and a water collecting tank 14 is arranged below the water through hole 131. The liquid flows down through the water holes 131 of the partition 13, enters the water collecting tank 14, and finally is discharged out of the cooling chamber 10 through the water discharge pipeline 15 for centralized treatment.
In this embodiment, the water spraying device 30 is an atomizer. The water mist is quickly evaporated on the surface of the plastic film, basically no residual liquid drops exist, and the temperature of the plastic film is quickly reduced.
As shown in fig. 4, it should be noted that the cotton cloth brush 18 has a structure of multiple rows of cotton ropes, each row has multiple cotton ropes, and two adjacent rows of cotton ropes in the multiple rows of cotton ropes are staggered, so that the lower ends of the cotton ropes are lapped on the plastic film to form a water absorption effect. The gap between the cotton ropes is used as a channel for the gas in the cooling chamber 10 to flow out, so that the water loss of the cotton ropes is accelerated. The liquid drops on the plastic film are mainly generated by the atomized water drops of the water spraying device 30, after the pressure cooling roller group 40 is cleaned initially, the liquid on the plastic film is basically eliminated, and the cotton cloth brush 18 is only used as the final liquid drop cleaning means.
The foregoing is only a preferred embodiment of the present invention, and many variations can be made in the specific embodiments and applications of the present invention by those skilled in the art without departing from the spirit of the present invention.
Claims (10)
1. The utility model provides a coiling mechanism of plastic film production which characterized in that: comprises a cooling chamber, a drying component and a winding device which are sequentially arranged along the conveying direction of a plastic film, wherein the top of the cooling chamber is provided with an exhaust pipeline for exhausting hot gas in the cooling chamber, the drying component comprises a drying table, two groups of drying rollers, a portal frame, a drying air pipe, a drying air port and a heat exchanger, and the two groups of drying rollers are arranged in the front and at the back of the plastic film conveying direction, the two groups of drying rollers are arranged on the drying table through supports, the portal frame spans the drying table and is erected, the drying air pipe is fixed on the portal frame, the air outlet of the drying air pipe is a horn-shaped drying air port, the drying air port is arranged downwards and is positioned in the area between the two groups of drying rollers, the drying air pipe is provided with a drying fan, and the air in the exhaust pipeline and the air in the drying air pipe both pass through a heat exchanger so that the heat exchange is carried out between the air in the exhaust pipeline and the air in the drying air pipe in the heat exchanger.
2. A take-up device for the production of plastic film according to claim 1, characterised in that: the cooling chamber is internally provided with an air cooling assembly and a water spraying device, two opposite side surfaces of the cooling chamber are provided with a feeding port and a discharging port which are horizontally opposite, the air cooling assembly comprises a fan and a gas transmission pipeline, the fan is arranged outside the cooling chamber, the first end of the gas transmission pipeline is connected with the gas output end of the fan, the second end of the gas transmission pipeline is arranged towards the moving path of the plastic film, the water spraying device is arranged above the moving path of the plastic film, the output end of the water spraying device faces the moving path of the film, the top of the cooling chamber is provided with a gas collecting hood, and the top of the gas collecting hood is connected with an exhaust pipeline; pan feeding mouth department is equipped with and is used for sheltering from the interior air escape's of cooling chamber soft brush, discharge gate department is equipped with the cotton brush, and this cotton brush corresponds to set up along department in the discharge gate top, and the length of cotton brush is greater than the distance along plastic film moving path in the discharge gate top.
3. A winding device for plastic film production according to claim 2, characterised in that: the discharge gate department has the bearing roller that is used for the bearing plastic film, and this bearing roller is installed along department in the discharge gate bottom.
4. A winding device for plastic film production according to claim 3, characterised in that: the bearing roller is a water-cooling roller.
5. A winding device for plastic film production according to claim 2, characterised in that: the second end of the gas transmission pipeline is arranged upwards.
6. A winding device for plastic film production according to claim 2, characterised in that: the second end of the gas transmission pipeline is a trumpet-shaped flaring.
7. A winding device for plastic film production according to claim 2, characterised in that: the outside of the gas transmission pipeline is wrapped with a heat insulation layer.
8. A winding device for plastic film production according to claim 2, characterised in that: and a pressing cooling roller set is arranged in the cooling chamber corresponding to the moving path of the plastic film, and the pressing cooling roller set is a non-dewing cooling roller.
9. A take-up device for the production of plastic film according to claim 8, characterised in that: the bottom position in the cooling chamber is equipped with the baffle, the position that corresponds pressure cooling roller set on the baffle is equipped with the water hole, crosses the water hole below and sets up the water catch bowl.
10. A winding device for plastic film production according to claim 2, characterised in that: the water spraying device is an atomizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120275895.5U CN214610524U (en) | 2021-02-01 | 2021-02-01 | Coiling mechanism of plastic film production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120275895.5U CN214610524U (en) | 2021-02-01 | 2021-02-01 | Coiling mechanism of plastic film production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214610524U true CN214610524U (en) | 2021-11-05 |
Family
ID=78439825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120275895.5U Active CN214610524U (en) | 2021-02-01 | 2021-02-01 | Coiling mechanism of plastic film production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214610524U (en) |
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2021
- 2021-02-01 CN CN202120275895.5U patent/CN214610524U/en active Active
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