Drying device for agricultural film production

Abstract

The invention belongs to the technical field of plastic film production and processing, and particularly relates to a drying device for agricultural film production, the drying device comprises a drying box body and a fixed bottom plate mounted on the bottom surface of the drying box body, supporting legs are fixedly connected to four corners of the bottom surface of the fixed bottom plate, and a material inlet and a material outlet are symmetrically formed in the surface of the drying box body; a drying assembly is arranged in the drying box body, air circulation in the drying box body is accelerated, the drying efficiency is improved, hot air is prevented from being directly blown to the surface of the film, the product quality of the agricultural film in the production and drying process is protected, a water absorption assembly is arranged at the position of a feeding opening of the drying box body, and residual water on the surface of the film is reduced; and in order to improve the winding quality of the thin film, the extrusion roller extrudes the thin film in the conveying and winding process, the thin film is flattened, the product quality of the thin film is further improved, and the thin film is good in attractiveness.

Description

Technical Field

[0001] The invention belongs to the technical field of plastic film production and processing, and in particular relates to a drying device for agricultural film production. Background Art

[0002] Films made of polyvinyl chloride, polyethylene, polypropylene, polystyrene and other resins are used for packaging and as coating layers. Plastic packaging and plastic packaging products occupy an increasingly large share in the market, especially composite plastic flexible packaging, which has been widely used in food, medicine, chemical industry, agriculture and other fields, bringing great convenience to people's lives; In the existing traditional plastic film production, when producing water-pressurized products, such products are prone to moisture. When drying is required, sealing is often used, but the heat is difficult to control. When the drying device dries the plastic film, the wind generated by the fan is easy to blow the film apart, which is easy to cause burns to the plastic film, affecting the production quality of the plastic film. The drying effect is not good, which affects the winding of the plastic film. In order to solve the above problems, the present application proposes a drying device for agricultural film production. Summary of the invention

[0003] In order to solve the problems raised in the above background technology, the present invention provides a drying device for agricultural film production, which has the characteristics of protecting the film from being blown by a fan, avoiding burns to the plastic film, affecting the production quality of the plastic film, improving the drying efficiency of the film, and improving the quality of the agricultural film winding.

[0004] To achieve the above object, the present invention provides the following technical solution: a drying device for agricultural film production, comprising a drying box and a fixed bottom plate installed on the bottom surface of the drying box, the bottom surface of the fixed bottom plate is fixedly connected with support legs at the four corners, the surface of the drying box is symmetrically provided with inlets and outlets; a drying assembly is arranged inside the drying box; The drying assembly includes a heating box, a heating tube, a heat dissipation hole, an electric control box, a fixed plate, a guide plate, a through hole, an air suction fan, a ventilation pipe and a filter sponge block. The heating box is fixedly installed above the fixed bottom plate inside the drying box, a heating tube with a corrugated structure is installed inside the heating box, an electric control box is installed on the outer surface of the drying box, one end of the heating tube passes through the heating box and the drying box in sequence, and is connected to the electric control box, heat dissipation holes are installed on the upper and lower surfaces of the heating box, a fixed plate is fixedly installed above the heating box inside the drying box, a plurality of groups of symmetrically arranged guide plates are installed on the surface of the fixed plate through a hinge seat, a plurality of groups of vertically arranged through holes are provided on the surface of the fixed plate between the two guide plates, air suction fans are fixedly installed in the through grooves symmetrically provided on the surface of the fixed bottom plate, ventilation pipes are fixed on the bottom surface of the fixed bottom plate below the two air suction fans, and detachable filter sponge blocks are installed inside both ends of the two ventilation pipes.

[0005] As a preferred drying device for agricultural film production of the present invention, the guide plate is fixedly installed in a bent structure, and the multiple guide plates above the fixed plate are arranged in a state of high on both sides and low in the middle. The guide plate is hinged to the fixed plate, and one end of the central axis passes through the drying box body and is connected to a worm gear arranged on the outside of the drying box body. A servo motor is fixedly installed on the surface of the drying box body, and an insertion rod is fixedly installed on the output end of the servo motor. Worms are installed on the surface of the insertion rod at positions corresponding to the worm wheel, and the worm wheel and the worm are meshed with each other.

[0006] As a preferred drying device for agricultural film production of the present invention, a turbine is fixedly installed on the upper surface of the drying box, and circulation pipes with a J-shaped structure are installed at both ends of the turbine. The end of the circulation pipe away from the turbine passes through the drying box and is connected to a conical pipe arranged in the drying box. The surface of the circulation pipe is provided with a thermal insulation layer.

[0007] As a preferred drying device for agricultural film production of the present invention, a temperature sensor is fixedly installed on the top of the drying box, and a temperature controller is fixedly installed on the outer surface of the drying box, and signals are transmitted between the temperature sensor and the temperature controller.

[0008] As a preferred drying device for agricultural film production of the present invention, an observation port is provided on the surface of the drying box, and an observation window is installed on the surface of the drying box located at the observation port.

[0009] As a preferred drying device for agricultural film production of the present invention, a water absorption component is installed on the surface of the drying box below the feed inlet, and the water absorption component includes a reinforcing block, a first conveying roller, a first rotating roller, a collar, a connecting rod, a pull rod, a groove, a collecting box, a transmission motor and a cross bar. A reinforcing block is fixedly installed on the surface of the drying box below the feed inlet, and a first conveying roller is arranged between the fixed seats symmetrically installed on the surface of the reinforcing block, and the rotating shafts at both ends of the first conveying roller are connected to the fixed seats, and the surface of the reinforcing block is located below the first conveying roller and two first rotating rollers are symmetrically arranged, and the two first rotating rollers are rotatably connected to the reinforcing The surfaces of the two first rotating rollers are provided with absorbent sponges in the arc-shaped groove opened on the surface of the block, and a ring is sleeved on one end of the surface of the two first rotating rollers. The two rings are connected by a connecting rod with a concave structure. A groove matching the connecting rod is opened inside the reinforcing block below the arc-shaped groove, and a pull rod is arranged inside the reinforcing block at the position of the groove. One end of the pull rod is connected to the connecting rod, and the other end of the pull rod passes through the reinforcing block and is connected to a cross bar arranged on the outside of the reinforcing block. A collection box is arranged in the slot opened inside the reinforcing block, and the groove in the reinforcing block is communicated with the collection box.

[0010] As a preferred drying device for agricultural film production of the present invention, limit blocks are symmetrically installed on the surface of the collecting box, the collecting box slides in the reinforcing block through the limit blocks, and a handle is installed on the surface of the collecting box.

[0011] The present invention is a drying device for agricultural film production. Preferably, a fixed frame is arranged inside the collecting box, a filter screen is installed on the inner wall of the fixed frame, two blocks in a convex shape are symmetrically installed on the surface of the fixed frame, a slide groove matched with the block is opened on the inner wall of the collecting box, and the fixed frame slides in the collecting box through the slide groove and the block.

[0012] The drying device for agricultural film production of the present invention is preferably provided with a winding assembly on one side of the discharge port opened on the surface of the drying box body, and the winding assembly includes a fixed frame, a second conveying roller, a sprocket A, an extrusion roller, a driving motor, a sprocket B, a chain, a protective shell, a card seat and a winding roller, a fixed frame is provided on one side of the surface of the drying box body, a second conveying roller is provided above the surface of the fixed frame, the central axes at both ends of the second conveying roller are connected to the drying box body through a support seat and bolts, a sprocket A is installed on the surface of the central axis of one end of the second conveying roller, and the A squeezing roller is arranged above the second conveying roller, and the second conveying roller is in contact with the squeezing roller. A driving motor is installed on one side of the surface of the fixed frame, and a sprocket B is installed on the fixed shaft surface of the reduction gear mechanism on the output shaft of the driving motor. A chain is meshed and connected between the sprocket B and the sprocket A, and a protective shell is arranged on the outer side of the chain, and the protective shell is fixed on the surface of the fixed frame. A clamping seat is symmetrically installed on the surface of the fixed frame, and a winding roller is arranged between the two clamping seats, and both ends of the central axis of the winding roller are clamped in the arc-shaped groove of the clamping seat.

[0013] The drying device for producing agricultural films of the present invention is preferably provided with connecting blocks installed at both ends of the central axis of the extrusion roller through bearings, and fixing bolts are inserted into the insertion holes symmetrically opened on the surfaces of the two connecting blocks, one end of the fixing bolt passes through the connecting block and is threadedly connected to the threaded hole opened on the surface of the support seat, and a spring is sleeved on the surface of the fixing bolt, and the two ends of the spring are respectively abutted against the fixing bolt and the connecting block.

[0014] Compared with the prior art, the present invention has the following beneficial effects: 1. In order to protect the film from being broken by the fan and avoid burns to the plastic film, which affects the production quality of the plastic film, a drying component is set up. The electric control box is opened to heat the heating tube inside the heating box. The suction fan is started to blow the hot air upward to speed up the air circulation inside the drying box. In order to prevent the hot air from blowing directly onto the surface of the film, the fixed plate and the guide plate are set to slow down the speed of the hot air, which can protect the product quality of the agricultural film during the production and drying process and prevent the damage and melting caused by direct blowing of hot air.

[0015] 2. A water absorption component is arranged at the feeding port of the drying box, and the first conveying roller is driven by a transmission motor to rotate to convey the film. The film is in contact with the first rotating roller, which can facilitate the absorption of residual water on the surface of the film, and the ring is driven by pulling the pull rod to scrape the water absorbed on the surface of the first rotating roller. The water falls into the collection box through the groove, which is convenient for unified treatment after collection. The structure is simple, and it is convenient to remove the water on the surface of the film, reduce the residual water on the surface of the film, and further improve the drying efficiency of the film during the drying process.

[0016] 3. In order to improve the winding quality of the film, a winding component is set up. When in use, the film is passed between the second conveying roller and the squeezing roller. The squeezing roller squeezes the film during conveying and winding to smooth the film. The film is wound and wound with the winding roller to improve the winding effect of the film. The product quality of the film is further improved and the aesthetics is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings: Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a schematic diagram of the internal structure of the drying box in the present invention; Figure 3 is a cross-sectional view of the heating box in the present invention; Figure 4 It is a structural schematic diagram of the drying component in the present invention; Figure 5 This is a schematic diagram of the installation of the suction fan in the present invention; Figure 6 It is a schematic diagram of the internal structure of the drying box in the present invention; Figure 7 It is a schematic diagram of the structure of the water absorption component in the present invention; Figure 8 It is a schematic diagram of the internal structure of the collection box in the present invention; Fig. 9 is a cross-sectional view of a reinforcing block in the present invention; Fig.10 For the present invention Fig. 9 A is an enlarged structural view; Fig.11 It is a structural schematic diagram of the winding assembly in the present invention; Fig.12 It is a structural schematic diagram of the guide plate in the present invention; Fig.13 It is a left view structural diagram of the guide plate in the present invention.

[0018] In the figure: 1. Drying box; 2. Support legs; 3. Inlet and outlet; 4. Fixed bottom plate; 5. Drying assembly; 51. Heating box; 52. Heating tube; 53. Heat dissipation hole; 54. Electric control box; 55. Fixing plate; 56. Guide plate; 57. Through hole; 58. Suction fan; 59. Ventilation pipe; 510. Filter sponge block; 511. Circulation pipe; 512. Turbine; 513. Conical tube; 514. Observation port; 515. Temperature sensor; 516. Temperature controller; 517. Worm gear; 518. Servo motor; 519. Insert rod; 520. Worm; 6. Water absorption assembly; 61. Reinforcement block; 62. First transmission roller; 63. First rotating roller; 64. Ring; 65. Connecting rod; 66. Pull rod; 67. Groove; 68. Stabilizing block; 69. Collecting box; 610. Limiting block; 611. Handle; 612. Fixed frame; 613. Block; 614. Transmission motor; 615. Crossbar; 7. Winding assembly; 71. Fixed frame; 72. Second conveying roller; 73. Sprocket A; 74. Squeeze roller; 75. Connecting block; 76. Fixing bolt; 77. Spring; 78. Driving motor; 79. Sprocket B; 710. Chain; 711. Protective shell; 712. Card seat; 713. Winding roller. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention. Example

[0020] like Figure 1 As shown: A drying device for agricultural film production includes a drying box 1 and a fixed bottom plate 4 installed on the bottom of the drying box 1, support legs 2 are fixedly connected at the four corners of the bottom of the fixed bottom plate 4, and the surface of the drying box 1 is symmetrically provided with inlet and outlet ports 3.

[0021] More specifically: like Figure 1-Figure 11 As shown: In combination with the above content, a drying component 5 is arranged inside the drying box 1, and the drying component 5 includes a heating box 51, a heating pipe 52, a heat dissipation hole 53, an electric control box 54, a fixing plate 55, a guide plate 56, a through hole 57, an air suction fan 58, a ventilation pipe 59 and a filter sponge block 510. The heating box 51 is fixedly installed above the fixed bottom plate 4 inside the drying box 1, and a heating pipe 52 with a corrugated structure is installed inside the heating box 51. The outer surface of the drying box 1 is installed with an electric control box 54, and one end of the heating pipe 52 passes through the heating box 51 and the drying box 1 in sequence, and is connected to the electric control box 54. Heat dissipation holes 53 are installed on the upper and lower surfaces of the box 51. A fixed plate 55 is fixedly installed inside the drying box body 1 at an upper position of the heating box 51. A plurality of symmetrically arranged guide plates 56 are installed on the surface of the fixed plate 55 through a hinge seat. A plurality of vertically arranged through holes 57 are provided on the surface of the fixed plate 55 between the two guide plates 56. Suction fans 58 are fixedly installed in the symmetrically provided through grooves on the surface of the fixed bottom plate 4. Ventilation pipes 59 are fixed on the bottom surface of the fixed bottom plate 4 below the two suction fans 58. Removable filter sponge blocks 510 are installed at both ends of the two ventilation pipes 59.

[0022] In this embodiment: in order to protect the film from being broken by the fan, avoid burns to the plastic film and affect the production quality of the plastic film, a drying component 5 is set, and the electric control box 54 is opened to heat the heating tube 52 inside the heating box 51, and the suction fan 58 is started to blow the hot air upward to speed up the air circulation inside the drying box 1. In order to avoid the hot air from blowing directly onto the surface of the film, a fixing plate 55 and a guide plate 56 are set to slow down the speed of the hot air, thereby protecting the product quality of the agricultural film during the production and drying process and preventing the hot air from blowing directly to cause damage and melting.

[0023] It should be noted that: the guide plate 56 is fixedly installed in a bent structure, and the multiple guide plates 56 above the fixed plate 55 are arranged in a state of high sides and low in the middle. The guide plate 56 is hinged to the fixed plate 55. One end of the central axis passes through the drying box body 1 and is connected to the worm gear 517 arranged on the outside of the drying box body 1. A servo motor 518 is fixedly installed on the surface of the drying box body 1. An insertion rod 519 is fixedly installed on the output end of the servo motor 518. A worm 520 is installed on the surface of the insertion rod 519 at a position corresponding to the worm gear 517, and the worm gear 517 and the worm gear 520 are meshed with each other. The guide plate 56 is set in a bent structure, which can easily slow down the hot air that is blown out and avoid it from being directly blown onto the surface of the agricultural film. This can protect the product quality of the agricultural film during the production and drying process and prevent it from being damaged or melted by direct blowing of hot air. The servo motor 518 drives the worm 520 on the surface of the insertion rod 519 to rotate, which facilitates the angle adjustment of the guide plate 56. The gear direction of the worm 520 is also symmetrically set, and the opening and closing gap between the guide plates 56 on both sides can be adjusted according to the temperature in the drying box 1 to control the air output.

[0024] It should be noted that a temperature sensor 515 is fixedly installed on the top of the drying box 1, and a temperature controller 516 is fixedly installed on the outer surface of the drying box 1. Signal transmission between the temperature sensor 515 and the temperature controller 516 can conveniently monitor the temperature inside the drying box 1. The internal temperature and the temperature adjustment range can be observed through the temperature controller 516.

[0025] Going further: like Figure 1-Figure 11 As shown: After the hot air rises in the drying box 1, it reaches the top space of the drying box 1. In order to speed up the drying effect on the upper surface of the film, in an optional embodiment: a turbine 512 is fixedly installed on the upper surface of the drying box 1, and a circulation pipe 511 with a J-shaped structure is installed at both ends of the turbine 512. The end of the circulation pipe 511 away from the turbine 512 passes through the drying box 1 and is connected to a conical pipe 513 arranged in the drying box 1. The surface of the circulation pipe 511 is provided with a thermal insulation layer.

[0026] In this embodiment: in order to ensure the flow of the space above the drying box 1, by starting the turbine 512, the hot air inside the drying box 1 passes through the tapered pipe 513 and the circulation pipe 511, and the hot air inside the drying box 1 circulates, thereby improving the hot air circulation above the drying box 1, drying the agricultural film more evenly, and improving the drying efficiency.

[0027] It should be noted that an observation port 514 is provided on the surface of the drying box 1, and an observation window is installed on the surface of the drying box 1 located at the observation port 514, which can facilitate observation of the internal situation of the drying box 1 to avoid excessive temperature causing burns to the film and affecting product quality.

[0028] Going further: like Figure 1-Figure 11 As shown: In order to speed up the drying of residual moisture on the surface of the film, in an optional embodiment: a water absorption component 6 is installed on the surface of the drying box 1 below the feed inlet, and the water absorption component 6 includes a reinforcing block 61, a first conveying roller 62, a first rotating roller 63, a collar 64, a connecting rod 65, a pull rod 66, a groove 67, a collecting box 69, a transmission motor 614 and a cross bar 615. The reinforcing block 61 is fixedly installed on the surface of the drying box 1 below the feed inlet, and the first conveying roller 62 is symmetrically installed between the fixed seats on the surface of the reinforcing block 61. The rotating shafts at both ends of the first conveying roller 62 are connected to the fixed seats. The surface of the reinforcing block 61 is located below the first conveying roller 62 and two first rotating rollers 63 are symmetrically arranged. The two first rotating rollers 63 Both are rotatably connected in the arc-shaped groove opened on the surface of the reinforcing block 61, and the surfaces of the two first rotating rollers 63 are provided with absorbent sponges. One end of the surface of the two first rotating rollers 63 is sleeved with a ring 64, and the two rings 64 are connected by a connecting rod 65 with a concave structure. The interior of the reinforcing block 61 is located below the arc-shaped groove. A groove 67 adapted to the connecting rod 65 is opened, and the interior of the reinforcing block 61 is provided with a pull rod 66 at the position of the groove 67. One end of the pull rod 66 is connected to the connecting rod 65, and the other end of the pull rod 66 passes through the reinforcing block 61 and is connected to a cross bar 615 set on the outside of the reinforcing block 61. A collection box 69 is set in the slot opened in the reinforcing block 61, and the groove 67 in the reinforcing block 61 is communicated with the collection box 69.

[0029] In this embodiment: a water absorption component 6 is set at the feed port of the drying box 1, and the first conveying roller 62 is driven by the transmission motor 614 to rotate to convey the film. The film is in contact with the first rotating roller 63, which can facilitate the adsorption of water residue on the surface of the film, and the ring 64 is driven by pulling the pull rod 66 to scrape the water adsorbed on the surface of the first rotating roller 63. The water falls into the collection box 69 through the groove 67, which is convenient for unified treatment after collection. The structure is simple, the water on the surface of the film is good, and the residual water on the surface of the film is reduced. During the drying process, the drying efficiency of the film is further improved.

[0030] It should be noted that: a limit block 610 is symmetrically installed on the surface of the collection box 69, and the collection box 69 slides in the reinforcement block 61 through the limit block 610. A handle 611 is installed on the surface of the collection box 69 to improve the stability of the collection box 69 and make it easier and more convenient to pull it out.

[0031] Going further: like Figure 1-Figure 11 As shown: In order to facilitate the filtering of impurities in the water body, in an optional embodiment: a fixed frame 612 is arranged inside the collecting box 69, a filter net is installed on the inner wall of the fixed frame 612, two convex-shaped blocks 613 are symmetrically installed on the surface of the fixed frame 612, and a slide groove matched with the block 613 is opened on the inner wall of the collecting box 69, and the fixed frame 612 slides in the collecting box 69 through the slide groove and the block 613.

[0032] In this embodiment, by arranging a filter in the collection box 69, impurities in the water body can be filtered, and cleaning is more convenient.

[0033] Going further: like Figure 1-Figure 11 As shown: In order to improve the winding quality of the film, in an optional embodiment: a winding assembly 7 is arranged on one side of the discharge port opened on the surface of the drying box body 1, and the winding assembly 7 includes a fixing frame 71, a second conveying roller 72, a sprocket A73, an extrusion roller 74, a driving motor 78, a sprocket B79, a chain 710, a protective shell 711, a holder 712 and a winding roller 713. A fixing frame 71 is arranged on one side of the surface of the drying box body 1, and a second conveying roller 72 is arranged above the surface of the fixing frame 71. The central axes at both ends of the second conveying roller 72 are connected to the drying box body 1 through a support seat and bolts, and a sprocket is installed on the surface of the central axis of one end of the second conveying roller 72 A73, a squeezing roller 74 is arranged above the second conveying roller 72, and the second conveying roller 72 is abutted against the squeezing roller 74. A driving motor 78 is installed on one side of the surface of the fixed frame 71, and a sprocket B79 is installed on the fixed shaft surface of the reduction gear mechanism on the output shaft of the driving motor 78. A chain 710 is meshed and connected between the sprocket B79 and the sprocket A73. A protective shell 711 is arranged on the outer side of the chain 710, and the protective shell 711 is fixed on the surface of the fixed frame 71. A clamping seat 712 is symmetrically installed on the surface of the fixed frame 71, and a winding roller 713 is arranged between the two clamping seats 712. Both ends of the central axis of the winding roller 713 are clamped in the arc groove of the clamping seat 712.

[0034] In this embodiment: in order to improve the winding quality of the film, a winding component 7 is set up. When in use, the film is passed between the second conveying roller 72 and the squeezing roller 74. The squeezing roller 74 squeezes the film during conveying and winding, and smoothes the film. The film is wound and wound with the winding roller 713 to improve the winding effect of the film, further improve the product quality of the film, and improve the aesthetics.

[0035] It should be noted that: connecting blocks 75 are installed at both ends of the central axis of the extrusion roller 74 through bearings, and fixing bolts 76 are inserted into the symmetrically opened holes on the surfaces of the two connecting blocks 75. One end of the fixing bolt 76 passes through the connecting block 75 and is threadedly connected to the threaded hole opened on the surface of the support seat. The surface of the fixing bolt 76 is sleeved with a spring 77, and the two ends of the spring 77 are respectively abutted against the fixing bolt 76 and the connecting block 75. By setting the extrusion roller 74 as an up and down movable structure, it is convenient to level and wind films of different thicknesses, which is more flexible to use.

[0036] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention to solve the problems raised in the above background technology.

Claims

1. A drying device for agricultural film production, comprising a drying box (1) and a fixed bottom plate (4) mounted on the bottom surface of the drying box (1), wherein the four corners of the bottom surface of the fixed bottom plate (4) are fixedly connected to support legs (2), and the surface of the drying box (1) is symmetrically provided with inlet and outlet ports (3); characterized in that: A drying component (5) is arranged inside the drying box (1); The drying assembly (5) comprises a heating box (51), a heating tube (52), a heat dissipation hole (53), an electric control box (54), a fixing plate (55), a guide plate (56), a through hole (57), an air suction fan (58), a ventilation pipe (59) and a filter sponge block (510); the heating box (51) is fixedly installed inside the drying box (1) above the fixing bottom plate (4); the heating tube (52) having a corrugated structure is installed inside the heating box (51); the electric control box (54) is installed on the outer surface of the drying box (1); one end of the heating tube (52) passes through the heating box (51) and the drying box (1) in sequence and is connected to the electric control box (54); the heating box (51) is fixedly installed ... has a corrugated structure; the electric control box (54) is installed on the outer surface of the drying box (1); one end of the heating tube (52) passes through the heating box (51) and the drying box (1) in sequence and is connected to the electric control box (54); the heating box (51) is fixedly installed above the fixing bottom plate (4); the heating tube (52) is fixedly installed above the fixing bottom plate (4); the heating tube (52) is fixedly installed above the fixing bottom plate (4); the heating box (51) is fixedly installed above the fixing bottom plate (4); the heating tube (52) is fixedly installed above the fixing bottom plate (4); the heating box (51) is fixedly installed above the fixing bottom plate (4 Heat dissipation holes (53) are installed on the upper and lower surfaces. A fixed plate (55) is fixedly installed inside the drying box body (1) at a position above the heating box (51). A plurality of groups of symmetrically arranged guide plates (56) are installed on the surface of the fixed plate (55) through a hinge seat. A plurality of groups of vertically arranged through holes (57) are opened on the surface of the fixed plate (55) between two of the guide plates (56). Suction fans (58) are fixedly installed in the symmetrically opened through grooves on the surface of the fixed bottom plate (4). A ventilation pipe (59) is fixed on the bottom surface of the fixed bottom plate (4) below the two suction fans (58). Removable filter sponge blocks (510) are installed inside the two ends of the two ventilation pipes (59).

2. The drying device for agricultural film production according to claim 1, characterized in that: The guide plate (56) is fixedly installed in a bent structure, and a plurality of the guide plates (56) above the fixed plate (55) are arranged in a state of being high on both sides and low in the middle. One end of the central axis of the guide plate (56) and the fixed plate (55) being hingedly connected passes through the drying box (1) and is connected to a worm gear (517) arranged outside the drying box (1). A servo motor (518) is fixedly installed on the surface of the drying box (1), and an insertion rod (519) is fixedly installed on the output end of the servo motor (518). A worm (520) is installed at a position on the surface of the insertion rod (519) corresponding to the worm gear (517), and the worm gear (517) and the worm gear (520) are meshed with each other.

3. The drying device for agricultural film production according to claim 1, characterized in that: A turbine (512) is fixedly mounted on the upper surface of the drying box (1); circulation pipes (511) in a J-shaped structure are mounted on both ends of the turbine (512); an end of the circulation pipe (511) away from the turbine (512) passes through the drying box (1) and is connected to a conical pipe (513) arranged in the drying box (1); and a heat-insulating layer is arranged on the surface of the circulation pipe (511).

4. The drying device for agricultural film production according to claim 1, characterized in that: A temperature sensor (515) is fixedly mounted on the top of the interior of the drying box (1), and a temperature controller (516) is fixedly mounted on the outer surface of the drying box (1), and signals are transmitted between the temperature sensor (515) and the temperature controller (516).

5. The drying device for agricultural film production according to claim 1, characterized in that: An observation port (514) is provided on the surface of the drying box body (1), and an observation window is installed on the surface of the drying box body (1) located at the observation port (514).

6. The drying device for agricultural film production according to claim 1, characterized in that: A water absorption component (6) is installed on the surface of the drying box (1) below the feed inlet. The water absorption component (6) includes a reinforcing block (61), a first conveying roller (62), a first rotating roller (63), a sleeve ring (64), a connecting rod (65), a pull rod (66), a groove (67), a collecting box (69), a transmission motor (614) and a cross bar (615). A reinforcing block (61) is fixedly installed on the surface of the drying box (1) below the feed inlet. A first conveying roller (62) is arranged between the fixed seats symmetrically installed on the surface of the reinforcing block (61). The rotating shafts at both ends of the first conveying roller (62) are connected to the fixed seats. Two first rotating rollers (63) are symmetrically arranged on the surface of the reinforcing block (61) below the first conveying roller (62). The two first rotating rollers (63) are both rotatably connected in the arc-shaped groove opened on the surface of the reinforcing block (61). The surfaces of the two first rotating rollers (63) are both provided with water-absorbing sponges, and one end of the surfaces of the two first rotating rollers (63) is sleeved with a ring (64), and the two rings (64) are connected by a connecting rod (65) of a concave structure. A groove (67) matching the connecting rod (65) is provided inside the reinforcing block (61) below the arc-shaped groove, and a pull rod (66) is provided inside the reinforcing block (61) at the position of the groove (67). One end of the pull rod (66) is connected to the connecting rod (65), and the other end of the pull rod (66) passes through the reinforcing block (61) and is connected to a cross bar (615) provided on the outside of the reinforcing block (61). A collection box (69) is provided in a slot provided inside the reinforcing block (61), and the groove (67) in the reinforcing block (61) is connected to the collection box (69).

7. The drying device for agricultural film production according to claim 6, characterized in that: A limit block (610) is symmetrically mounted on the surface of the collection box (69); the collection box (69) slides in the reinforcement block (61) via the limit block (610); and a handle (611) is mounted on the surface of the collection box (69).

8. The drying device for agricultural film production according to claim 6, characterized in that: A fixed frame (612) is arranged inside the collection box (69), a filter screen is installed on the inner wall of the fixed frame (612), two clamping blocks (613) arranged in a convex shape are symmetrically installed on the surface of the fixed frame (612), a sliding groove matched with the clamping block (613) is opened on the inner wall of the collection box (69), and the fixed frame (612) slides in the collection box (69) through the sliding groove and the clamping block (613).

9. The drying device for agricultural film production according to claim 1, characterized in that: A winding assembly (7) is arranged on one side of the discharge port opened on the surface of the drying box (1), and the winding assembly (7) comprises a fixing frame (71), a second conveying roller (72), a sprocket A (73), a squeezing roller (74), a driving motor (78), a sprocket B (79), a chain (710), a protective shell (711), a holder (712) and a winding roller (713). A fixing frame (71) is arranged on one side of the surface of the drying box (1), and a second conveying roller (72) is arranged above the surface of the fixing frame (71). The central axes of both ends of the second conveying roller (72) are connected to the drying box (1) through a support seat and bolts. The sprocket A (73) is installed on the surface of the central axis of one end of the second conveying roller (72), and a A squeezing roller (74), the second conveying roller (72) abutting against the squeezing roller (74), a driving motor (78) being mounted on one side of the surface of the fixed frame (71), a sprocket B (79) being mounted on the surface of the fixed shaft of the reduction gear mechanism on the output shaft of the driving motor (78), a chain (710) being meshed and connected between the sprocket B (79) and the sprocket A (73), a protective shell (711) being arranged on the outer side of the chain (710), the protective shell (711) being fixed on the surface of the fixed frame (71), a clamping seat (712) being symmetrically mounted on the surface of the fixed frame (71), a winding roller (713) being arranged between the two clamping seats (712), and both ends of the central axis of the winding roller (713) being clamped in the arc-shaped groove of the clamping seat (712).

10. The drying device for agricultural film production according to claim 9, characterized in that: Connecting blocks (75) are mounted on both ends of the central axis of the squeezing roller (74) via bearings. Fixing bolts (76) are inserted into the insertion holes symmetrically provided on the surfaces of the two connecting blocks (75). One end of the fixing bolt (76) passes through the connecting block (75) and is threadedly connected to the threaded hole provided on the surface of the support seat. A spring (77) is sleeved on the surface of the fixing bolt (76). The two ends of the spring (77) are respectively in contact with the fixing bolt (76) and the connecting block (75).

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