Film pressing device for plastic film processing

Abstract

The utility model discloses a film pressing device for plastic film processing, which comprises a mounting frame, a conveying roller is movably mounted on the mounting frame, a rotating shaft of the conveying roller is fixed with an output shaft of a conveying motor, the conveying motor is screwed and fixed on the side wall of the mounting frame, and a film pressing roller component is mounted on the upper side of the conveying roller. A plastic film body is arranged between the film pressing roller assembly and the conveying roller, the film pressing roller assembly is movably arranged at the bottom of the first portal frame, and meanwhile a mounting frame is arranged on the outer side of the first portal frame. According to the film pressing device for plastic film processing, when a plastic film body is conveyed, the top of the plastic film body is pressed through the film pressing roller assembly, the spirally-arranged heating wire is arranged in the film pressing roller assembly, the heating wire emits heat, and the plastic film body can be slightly heated; the plastic film can be unfolded more easily and smoothly, and wrinkles are reduced; therefore, the appearance quality and the attractiveness of the wind-up roller can be improved; and the winding quality of the plastic film body is improved.

Description

Technical Field

[0001] The utility model relates to the field of plastic film processing, in particular to a film pressing device for plastic film processing. Background Art

[0002] Lamination is an important step in the plastic film processing process for the following reasons:

[0003] 1. Improve the uniformity of film thickness: Lamination can make the thickness of plastic film more uniform in the horizontal and vertical directions, thereby improving the quality and stability of the product; improving the surface quality of the film:

[0004] 2. Lamination can eliminate defects such as blemishes, bubbles and wrinkles on the surface of plastic film, and improve the surface gloss and flatness of the film;

[0005] Improve the mechanical properties of the film:

[0006] 3. Lamination can make the molecular chains of the plastic film more closely arranged, thereby improving the film's mechanical properties such as tensile strength, tear strength and wear resistance;

[0007] 4. Increase the transparency of the film: Lamination can squeeze out bubbles and impurities in the plastic film, thereby improving the transparency of the film;

[0008] 5. Improve production efficiency: Lamination can make the plastic film more stable during processing, reduce the scrap rate and downtime in the production process, thereby improving production efficiency;

[0009] In short, lamination is an indispensable step in the plastic film processing process, which can improve the quality, performance and production efficiency of the product and meet the needs of different application fields;

[0010] When the plastic film is being laminated, wrinkles are more likely to form on the harder surface of the plastic film. When the wrinkled plastic film is rolled up on the roller, the rolling quality of the roller on the plastic film is reduced. Utility Model Content

[0011] The utility model aims to provide a film pressing device for processing plastic films, so as to solve the defects mentioned in the above background technology.

[0012] To achieve the above-mentioned purpose, a film pressing device for plastic film processing is provided, comprising a mounting frame, a conveying roller is movably mounted on the mounting frame, and the rotating shaft of the conveying roller is fixed to the output shaft of the conveying motor, and the conveying motor is screwed and fixed to the side wall of the mounting frame, and a film pressing roller assembly is mounted on the upper side of the conveying roller, a plastic film body is arranged between the film pressing roller assembly and the conveying roller, and the film pressing roller assembly is movably arranged at the bottom of a first gantry, and a mounting frame is arranged on the outer side of the first gantry, and studs are movably mounted on the mounting frame, and the tops of the studs are fixedly connected to the adjusting wheels;

[0013] The laminating roller assembly includes a first roller shaft, and a second roller shaft is installed at the end of the first roller shaft, and an inner plate is fixedly installed inside the first roller shaft, and the inner plate is set in a circular tube shape, and a heating wire is embedded and fixed inside the inner plate, and the first roller shaft and the second roller shaft are evenly fixedly connected by multiple groups of bolts, the left end of the first roller shaft is fixed to the positioning tube, and the positioning tube is inserted into the inside of the second roller shaft.

[0014] Preferably, a first pressing cylinder is fixedly installed on the outer side of the first roller shaft, and a second pressing cylinder is fixedly installed on the outer side of the second roller shaft, and the lengths of the first pressing cylinder and the second pressing cylinder are consistent.

[0015] Preferably, the diameters of the first pressing cylinder and the second pressing cylinder are consistent, and the surfaces of the first pressing cylinder and the second pressing cylinder are flush.

[0016] Preferably, a power module is installed inside the first roller, and the heating wire is powered by the power module, and the heating wire is spirally arranged in the middle of the lamination roller assembly.

[0017] Preferably, the transverse length of the heating wire is greater than the length of the plastic film body, and the plastic film body is clamped between the conveying roller and the laminating roller assembly and is laminated by the laminating roller assembly.

[0018] Preferably, a screw hole matching the size of the stud is opened in the middle of the first gantry, and the stud is screwed inside the screw hole. At the same time, guide rods are inserted into the guide holes opened on both sides of the first gantry, and the guide rods are installed on the second gantry.

[0019] Compared with the prior art, the beneficial effects of the utility model are as follows: when the plastic film body is being conveyed, its top is pressed by the film pressing roller assembly, and a spirally arranged heating wire is arranged inside the film pressing roller assembly. The heating wire generates heat and can slightly heat the plastic film body; the plastic film is more easily and smoothly unfolded and the generation of wrinkles is reduced; this can improve the appearance quality and aesthetics of the winding roller; and improve the winding quality of the plastic film body. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a front view schematic diagram of the structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the film pressing roller assembly of the utility model structure;

[0022] Figure 3 The utility model structure Figure 2 AA section structure schematic diagram in;

[0023] Figure 4 The utility model structure Figure 2 The enlarged structural diagram at B in FIG.

[0024] Figure 5 The utility model structure Figure 2 Exploded diagram of

[0025] Figure 6 The utility model structure Figure 5 3D illustration.

[0026] Numbers in the figure: 1. conveying motor; 2. mounting frame; 3. conveying roller; 4. plastic film body; 5. first gantry; 6. second gantry; 7. mounting frame; 8. adjusting wheel; 9. stud; 10. film pressing roller assembly; 101. first roller shaft; 102. first pressing cylinder; 103. embedded plate; 104. heating wire; 105. source module; 106. positioning tube; 107. second roller shaft; 108. second pressing cylinder. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1-6 The utility model provides a film pressing device for plastic film processing, including a mounting frame 2, a conveying roller 3 is movably mounted on the mounting frame 2, and the rotating shaft of the conveying roller 3 is fixed to the output shaft of the conveying motor 1, and the conveying motor 1 is screwed and fixed to the side wall of the mounting frame 2, and a film pressing roller assembly 10 is installed on the upper side of the conveying roller 3, a plastic film body 4 is arranged between the film pressing roller assembly 10 and the conveying roller 3, and the film pressing roller assembly 10 is movably arranged at the bottom of a first gantry 5, and a mounting frame 7 is arranged on the outer side of the first gantry 5, and a stud 9 is movably mounted on the mounting frame 7, and the top of the stud 9 is fixedly connected to an adjusting wheel 8;

[0029] The laminating roller assembly 10 includes a first roller shaft 101, and a second roller shaft 107 is installed at the end of the first roller shaft 101. At the same time, an inner plate 103 is fixedly installed inside the first roller shaft 101, and the inner plate 103 is set in a circular tube shape. At the same time, a heating wire 104 is embedded and fixed inside the inner plate 103. The first roller shaft 101 and the second roller shaft 107 are evenly fixedly connected by multiple groups of bolts. The left end of the first roller shaft 101 is fixed to the positioning tube 106, and the positioning tube 106 is inserted into the inside of the second roller shaft 107.

[0030] Working principle: When in use, the plastic film body 4 is covered on the conveying roller 3, and the conveying roller 3 is rotated to convey the plastic film body 4, and the winding roller is used to reel it in;

[0031] When the plastic film body 4 is being conveyed, its top is pressed by the film pressing roller assembly 10. A spirally arranged heating wire 104 is arranged inside the film pressing roller assembly 10. The heating wire 104 generates heat, which can slightly heat the plastic film body 4. The plastic film is easier to unfold smoothly and the generation of wrinkles is reduced. This can improve the appearance quality and aesthetics of the winding roller and improve the winding quality of the plastic film body 4.

[0032] As a preferred embodiment, the first pressing cylinder 102 is fixedly installed on the outer side of the first roller 101, and the second pressing cylinder 108 is fixedly installed on the outer side of the second roller 107, and the lengths of the first pressing cylinder 102 and the second pressing cylinder 108 are the same.

[0033] like Figure 1-4 As shown, the first pressing cylinder 102 and the second pressing cylinder 108 have the same length, and the first pressing cylinder 102 and the second pressing cylinder 108 are in contact with the plastic film body 4, and heat and stretch the plastic film body 4 in contact therewith by means of heat transfer.

[0034] As a preferred embodiment, the diameters of the first pressing cylinder 102 and the second pressing cylinder 108 are consistent, and the surfaces of the first pressing cylinder 102 and the second pressing cylinder 108 are flush.

[0035] The surfaces of the first pressing cylinder 102 and the second pressing cylinder 108 are flush with each other; the first pressing cylinder 102 and the second pressing cylinder 108 can flatten the plastic film body 4 during transportation.

[0036] As a preferred embodiment, a power module 105 is installed inside the first roller 101 , and the heating wire 104 is powered by the power module 105 . Meanwhile, the heating wire 104 is spirally arranged in the middle of the lamination roller assembly 10 .

[0037] like Figure 1-6As shown, the heating wire 104 is spirally arranged in the middle of the lamination roller assembly 10, so that the lamination roller assembly 10 can be heated evenly.

[0038] As a preferred embodiment, the lateral length of the heating wire 104 is greater than the length of the plastic film body 4 , and the plastic film body 4 is clamped between the conveying roller 3 and the lamination roller assembly 10 and is laminarized by the lamination roller assembly 10 .

[0039] As a preferred embodiment, a screw hole matching the size of the stud 9 is opened in the middle of the first gantry 5, and the stud 9 is screwed inside the screw hole. At the same time, guide rods are inserted into the guide holes opened on both sides of the first gantry 5, and the guide rods are installed on the second gantry 6.

[0040] like Figure 1-4 As shown, the distance between the film pressing roller assembly 10 and the conveying roller 3 can be adjusted by rotating the adjusting wheel 8, so as to adapt to the plastic film bodies 4 of different thicknesses and perform compression work on the plastic film bodies 4 of different thicknesses.

[0041] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A film pressing device for plastic film processing, comprising a mounting frame (2), characterized in that: A conveying roller (3) is movably mounted on the mounting frame (2), and the rotating shaft of the conveying roller (3) is fixed to the output shaft of the conveying motor (1), while the conveying motor (1) is screwed and fixed to the side wall of the mounting frame (2), and a film pressing roller assembly (10) is mounted on the upper side of the conveying roller (3), a plastic film body (4) is arranged between the film pressing roller assembly (10) and the conveying roller (3), and the film pressing roller assembly (10) is movably arranged at the bottom of the first gantry (5), while a mounting frame (7) is arranged on the outer side of the first gantry (5), and a stud (9) is movably mounted on the mounting frame (7), and the top of the stud (9) is fixedly connected to the adjusting wheel (8); The laminating roller assembly (10) comprises a first roller shaft (101), and a second roller shaft (107) is installed at the end of the first roller shaft (101); an inner plate (103) is fixedly installed inside the first roller shaft (101), and the inner plate (103) is arranged in a circular tube shape; a heating wire (104) is embedded and fixed inside the inner plate (103); the first roller shaft (101) and the second roller shaft (107) are evenly fixedly connected by multiple groups of bolts; the left end of the first roller shaft (101) is fixed to a positioning tube (106), and the positioning tube (106) is inserted into the inside of the second roller shaft (107).

2. A film pressing device for plastic film processing according to claim 1, characterized in that: A first pressing cylinder (102) is fixedly mounted on the outer side of the first roller (101), and a second pressing cylinder (108) is fixedly mounted on the outer side of the second roller (107), and the lengths of the first pressing cylinder (102) and the second pressing cylinder (108) are the same.

3. A film pressing device for plastic film processing according to claim 2, characterized in that: The diameters of the first pressing cylinder (102) and the second pressing cylinder (108) are consistent, and the surfaces of the first pressing cylinder (102) and the second pressing cylinder (108) are flush.

4. A film pressing device for plastic film processing according to claim 1, characterized in that: A power module (105) is installed inside the first roller shaft (101), and the heating wire (104) is powered by the power module (105). Meanwhile, the heating wire (104) is arranged in a spiral shape in the middle of the laminating roller assembly (10).

5. The film pressing device for plastic film processing according to claim 1, characterized in that: The lateral length of the heating wire (104) is greater than the length of the plastic film body (4), and the plastic film body (4) is clamped between the conveying roller (3) and the laminating roller assembly (10) and is laminated by the laminating roller assembly (10).

6. A film pressing device for plastic film processing according to claim 1, characterized in that: A screw hole matching the size of the stud (9) is provided in the middle of the first gantry (5), and the stud (9) is screwed inside the screw hole. Meanwhile, guide rods are inserted into the guide holes provided on both sides of the first gantry (5), and the guide rods are mounted on the second gantry (6).

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