Gluing device for composite protective film production

Abstract

The utility model discloses a gluing device for producing a composite protective film, which is characterized in that when the gluing device runs, the composite protective film is output from a discharging box and passes through the upper part of a width limiting device, then a gluing device and a glue uniformizing device are started, and the composite protective film passes through the lower parts of the two devices and passes through the upper part of an upper flattening roller after the gluing operation is finished; and finally, the material receiving device is started to drive a material receiving rolling rod to roll the composite protective film from the lower portion, after rolling is completed, a material receiving supporting rod is started to drive the material receiving device to rotate leftwards to place a finished product into a finished product groove, and the material receiving device resets after loosening the material receiving rolling rod. The device is suitable for glue solutions with different viscosities and flowability and protective films with different thicknesses and flexibility, ensures that the thicknesses of glue layers are consistent, and avoids the phenomena of bubbles, streaks and glue shortage, so that the product quality is greatly improved, various glue types and coating requirements can be met, and diversified product customization requirements are met.

Description

Technical Field

[0001] The utility model belongs to the technical field of film processing, in particular to a gluing device for producing a composite protective film. Background Art

[0002] Composite protective film plays an important role in the electronics industry, transportation industry, energy industry, signage industry, medical device industry, and daily household use due to its unique performance and structural design. In the production process of composite protective film, a gluing device is required to gluing the protective film to be composited.

[0003] However, the existing gluing equipment on the market has very poor versatility and cannot meet the specific requirements of thickness and width in different application fields. At the same time, the glue on the produced composite protective film is uneven, and stripes and bubbles often appear, resulting in defects in the finished product. Utility Model Content

[0004] The utility model aims to provide a gluing device for producing a composite protective film to solve the existing problems.

[0005] In order to solve the above technical problems, the utility model is achieved through the following technical solutions:

[0006] The utility model is a gluing device for producing a composite protective film, comprising a base, characterized in that: a discharge box is fixed by bolts on the upper surface of the base, a limited width device is fixed by bolts on the upper surface of the base, the limited width device is located at the right end of the discharge box, a gluing device is fixed by bolts on the upper surface of the base, the gluing device is located at the right end of the limited width device, an anti-sputtering bracket is welded on the upper surface of the base, the gluing device is located inside the anti-sputtering bracket, a glue-spreading device is fixed by bolts on the upper surface of the base, the glue-spreading device is located at the right end of the anti-sputtering bracket, and the glue-spreading device is fixed by bolts on the upper surface of the base. Two upper flattening support columns are welded and fixed on both sides of the upper surface of the base, and the two upper flattening support columns are located at the right end of the glue leveling device. An upper flattening roller is rotatably connected between the two upper flattening support columns. A servo motor is bolted to a side surface of the base, and a finished product groove is opened on the upper surface of the base, and the finished product groove is located at the right end of the upper flattening support column. A material receiving support rod is rotatably connected to an inner wall of the finished product groove, and one end of the material receiving support rod penetrates the finished product groove and extends to the servo motor for rotation connection, and a material receiving device is fixedly connected to the side surface of the material receiving support rod.

[0007] Furthermore, when the utility model is in operation, the composite protective film is placed and output from the discharge box, passes over the width limiting device, then the gluing device and the gluing device are started, the composite protective film passes under the two devices, and passes over the upper flattening roller after the gluing operation is completed, to avoid streaks and wrinkles when receiving the material, finally the receiving device is started to drive the receiving reel to reel the composite protective film from the bottom, after the reeling is completed, the receiving support rod is started to drive the receiving device to rotate to the left to place the finished product into the finished product slot, and the receiving device is reset after releasing the receiving reel.

[0008] Furthermore, a semicircular groove is provided on the upper surface of the discharge box, and a plurality of discharge rollers are rotatably connected between the two inner walls of the semicircular groove. The discharge rollers are adjacent to the inner circumferential sides of the semicircular groove. The discharge rollers enable smooth transportation of materials, prevent wrinkles, accumulation or jamming of materials during the discharge process, and reduce scratches or tears caused by friction or improper handling, thereby improving production efficiency and ensuring product quality.

[0009] Furthermore, the width limiting device includes a support column, a support roller, a limiting hydraulic rod and a limiting baffle. The support roller passes through the limiting baffle and extends to the support column for rotational connection. The support column and the limiting hydraulic rod are welded and fixed, and the limiting hydraulic rod and the limiting baffle are welded and fixed. The width limiting device allows the user to quickly adjust according to different production needs, so that the same equipment can adapt to the production of more types and specifications of products, thereby increasing the flexibility and adaptability of the equipment.

[0010] Furthermore, the glue coating device includes a lower flattening support column, a lower flattening roller, a glue coating frame, a glue coating pump and a plurality of glue coating nozzles, each of the glue coating nozzles has an independent switch valve, and the number of nozzles can be adjusted according to the width.

[0011] Furthermore, the glue spreading device includes an upper glue spreading roller, a lower glue spreading roller, a lower glue spreading support rod, a glue spreading support column and a glue spreading hydraulic rod. A layer of anti-sticking tape is attached to the circumferential side of the upper glue spreading roller. Both ends of the upper glue spreading roller and the lower glue spreading roller are rotatably connected to the glue spreading support column. The glue spreading device can accurately adjust the thickness of the coating film layer by accurately controlling the pressure and spacing of the rollers. At the same time, the double-roller setting can provide more stable support and a more uniform gluing effect.

[0012] The utility model has the following beneficial effects:

[0013] The utility model can adapt to composite protective films of different widths by adjusting the width limiting device, and can also ensure that glue is only applied to composite protective films of the required width, thereby reducing the use of unnecessary glue and composite protective films. At the same time, the precise width can effectively improve the stability and speed of continuous production. The utility model adjusts the gap between the double rollers through the glue leveling device, so that the glue on the composite protective film can be evenly coated. At the same time, the device is suitable for glues with different viscosities and fluidities, and protective films of different thicknesses and flexibility, ensuring a consistent thickness of the glue layer and avoiding bubbles, streaks and glue shortages, thereby greatly improving product quality. It can also adapt to a variety of glue types and coating requirements, and meet diverse product customization needs.

[0014] The utility model ensures the flatness of the collected materials when entering through the lower flattening roller, and ensures the flatness of the finished products when feeding through the upper flattening roller, thereby greatly improving the flatness and sealing of the composite protective film.

[0015] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0017] Figure 1 It is a structural schematic diagram of a gluing device for producing a composite protective film;

[0018] Figure 2 A top view of a gluing device for producing a composite protective film;

[0019] Figure 3 for Figure 2 Cross-section of the middle AA;

[0020] Figure 4 for Figure 2 Cross-section of the BB.

[0021] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0022] 1. Base; 2. Discharge box; 201. Discharge roller; 3. Width limiting device; 301. Support column; 302. Support roller; 303. Limiting hydraulic rod; 304. Limiting baffle; 4. Gluing device; 401. Lower leveling support column; 402. Lower leveling roller; 403. Gluing rack; 404. Gluing pump; 405. Gluing nozzle; 5. Anti-splashing bracket; 6. Gluing device; 601. Upper leveling roller; 602. Lower leveling roller; 603. Gluing support column; 604. Gluing hydraulic rod; 605. Lower leveling support rod; 7. Upper leveling support column; 8. Upper leveling roller; 9. Finished product trough; 10. Material receiving support rod; 11. Servo motor; 12. Material receiving device; 101. Material receiving plate; 102. Clamping claw; 103. Material receiving reel. DETAILED DESCRIPTION

[0023] 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 of 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.

[0024] In the description of the present invention, it should be understood that the terms "upper", "middle", "outer", "inner" and the like indicating directions or positional relationships are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the components or elements referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as limitations on the present invention.

[0025] See also Figure 1-Figure 4 As shown, the utility model is a gluing device for composite protective film production, including a base 1, characterized in that: a discharge box 2 is bolted to the upper surface of the base 1, a limited width device 3 is bolted to the upper surface of the base 1, and the limited width device 3 is located at the right end of the discharge box 2, a gluing device 4 is bolted to the upper surface of the base 1, and the gluing device 4 is located at the right end of the limited width device 3, an anti-sputtering bracket 5 is welded to the upper surface of the base 1, and the gluing device 4 is located inside the anti-sputtering bracket 5, a glue-spreading device 6 is bolted to the upper surface of the base 1, and the glue-spreading device 6 is located at the right end of the anti-sputtering bracket 5, and the base 1 Two upper flattening support columns 7 are welded and fixed on both sides of the upper surface, and the two upper flattening support columns 7 are both located at the right end of the glue leveling device 6. An upper flattening roller 8 is rotatably connected between the two upper flattening support columns 7. A servo motor 11 is bolted to a side of the base 1. A finished product groove 9 is opened on the upper surface of the base 1. The finished product groove 9 is located at the right end of the upper flattening support column 7. A material receiving support rod 10 is rotatably connected to the finished product groove 9 relative to an inner wall. One end of the material receiving support rod 10 passes through the finished product groove 9 and extends to the servo motor 11 for rotational connection. A material receiving device 12 is fixedly connected to the side of the material receiving support rod 10.

[0026] Among them, when the utility model is in operation, the composite protective film is placed and output from the discharge box 2, passes through the top of the width limiting device 3, and then the gluing device 4 and the glue leveling device 6 are started, and the composite protective film passes from under the two devices. After the gluing operation is completed, it passes from above the upper flattening roller 8 to avoid streaks and wrinkles when receiving the material. Finally, the receiving device 12 is started to drive the receiving reel 103 to reel the composite protective film from the bottom. After the reeling is completed, the receiving support rod 10 is started to drive the receiving device 12 to rotate to the left to place the finished product into the finished product slot 9. The receiving device 12 releases the receiving reel 103 and then resets.

[0027] Among them, a semicircular groove is opened on the upper surface of the discharge box 2, and a plurality of discharge rollers 201 are rotatably connected between the two inner walls of the semicircular groove. The discharge rollers 201 are adjacent to the inner peripheral side surfaces of the semicircular groove. The discharge rollers enable the material to be transported smoothly, and prevent the material from wrinkling, piling up or getting stuck during the discharge process, ensuring that it can be continuously and evenly output from the discharge box, while reducing scratches or tears caused by friction or improper handling, thereby improving production efficiency and ensuring product quality.

[0028] Among them, the width limiting device 3 includes a support column 301, a support roller 302, a limiting hydraulic rod 303 and a limiting baffle 304. The support roller 302 passes through the limiting baffle 304 and extends to the support column 301 for rotational connection. The support column 301 and the limiting hydraulic rod 303 are welded and fixed, and the limiting hydraulic rod 303 and the limiting baffle 304 are welded and fixed. The width limiting device 3 allows the user to quickly adjust according to different production needs, so that the same equipment can adapt to the production of more types and specifications of products, thereby increasing the flexibility and adaptability of the equipment.

[0029] Among them, the gluing device 4 includes a lower flattening support column 401, a lower flattening roller 402, a gluing frame 403, a gluing pump 404 and a plurality of gluing nozzles 405. The lower flattening support column 401 is rotatably connected to the lower flattening roller 402, the gluing frame 403 and the gluing nozzle 405 are fixedly connected, each gluing nozzle 405 has an independent switch valve, and the number of nozzles can be adjusted according to the width. The upper surface of the gluing frame 403 is welded and fixed to the gluing pump 404, and the gluing pump 404 and the gluing nozzle 405 are connected by pipes. The gluing nozzle 405 achieves high-precision gluing effect by precisely controlling the pressure of the coating method, ensuring consistent thickness of the glue layer, thereby improving the quality and reliability of the final product.

[0030] Among them, the glue spreading device 6 includes an upper glue spreading roller 601, a lower glue spreading roller 602, a lower glue spreading support rod 605, a glue spreading support column 603 and a glue spreading hydraulic rod 604. A layer of anti-sticking tape is attached to the side of the upper glue spreading roller 601. Both ends of the upper glue spreading roller 601 and the lower glue spreading roller 602 are rotatably connected to the glue spreading support column 603. The upper end of the glue spreading hydraulic rod 604 is rotatably connected to the lower glue spreading support rod 605. The side of the lower glue spreading support rod 605 is rotatably connected to the lower glue spreading roller 602. The glue spreading device 6 can accurately adjust the thickness of the coating film layer by accurately controlling the pressure and spacing of the rollers to meet the needs of special applications. At the same time, the double-roller setting can provide more stable support and a more uniform gluing effect.

[0031] Among them, the material receiving device 12 includes a material receiving plate 101 and a clamping claw 102. The material receiving plate 101 and the clamping claw 102 are rotatably connected, the clamping claw 102 is electrically connected to the servo motor 11, and the material receiving reel 103 is clamped between the two clamping claws 102, which greatly reduces the dependence on manual operation, reduces errors and accidents caused by human factors, improves safety, and thus improves the product qualification rate.

[0032] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0033] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A gluing device for producing a composite protective film, comprising a base (1), characterized in that: A discharge box (2) is bolted to the upper surface of the base (1); a width limiting device (3) is bolted to the upper surface of the base (1); the width limiting device (3) is located at the right end of the discharge box (2); a gluing device (4) is bolted to the upper surface of the base (1); the gluing device (4) is located at the right end of the width limiting device (3); an anti-sputtering bracket (5) is welded to the upper surface of the base (1); the gluing device (4) is located inside the anti-sputtering bracket (5); a glue spreading device (6) is bolted to the upper surface of the base (1); the glue spreading device (6) is located at the right end of the anti-sputtering bracket (5); two upper rolling devices are welded and fixed on both sides of the upper surface of the base (1). A support column (7), the two upper flattening support columns (7) are both located at the right end of the glue leveling device (6), an upper flattening roller (8) is rotatably connected between the two upper flattening support columns (7), a servo motor (11) is fixed to a side surface of the base (1) by bolts, a finished product groove (9) is opened on the upper surface of the base (1), the finished product groove (9) is located at the right end of the upper flattening support column (7), the finished product groove (9) is rotatably connected to a material receiving support rod (10) relative to an inner wall, one end of the material receiving support rod (10) passes through the finished product groove (9) and extends to the servo motor (11) for rotational connection, and the material receiving support rod (10) is fixedly connected to the side surface thereof with a material receiving device (12).

2. A gluing device for producing a composite protective film according to claim 1, characterized in that: A semicircular groove is provided on the upper surface of the discharge box (2), and a plurality of discharge rollers (201) are rotatably connected between the two inner walls of the semicircular groove. The discharge rollers (201) are adjacent to the inner peripheral side surfaces of the semicircular groove.

3. A gluing device for producing a composite protective film according to claim 1, characterized in that: The width limiting device (3) comprises a support column (301), a support roller (302), a limiting hydraulic rod (303) and a limiting baffle (304); the support roller (302) passes through the limiting baffle (304) and extends to the support column (301) for rotational connection; the support column (301) and the limiting hydraulic rod (303) are welded and fixed; and the limiting hydraulic rod (303) and the limiting baffle (304) are welded and fixed.

4. The gluing device for producing a composite protective film according to claim 1, characterized in that: The glue coating device (4) comprises a lower flattening support column (401), a lower flattening roller (402), a glue coating frame (403), a glue coating pump (404) and a plurality of glue coating nozzles (405); the lower flattening support column (401) and the lower flattening roller (402) are rotatably connected, the glue coating frame (403) and the glue coating nozzles (405) are fixedly connected, the upper surface of the glue coating frame (403) is welded and fixed to the glue coating pump (404), and the glue coating pump (404) and the glue coating nozzles (405) are connected by pipelines.

5. The gluing device for producing a composite protective film according to claim 1, characterized in that: The glue spreading device (6) comprises an upper glue spreading roller (601), a lower glue spreading roller (602), a lower glue spreading support rod (605), a glue spreading support column (603) and a glue spreading hydraulic rod (604). A layer of anti-sticking tape is attached to the circumferential side of the upper glue spreading roller (601). Both ends of the upper glue spreading roller (601) and the lower glue spreading roller (602) are rotatably connected to the glue spreading support column (603). The upper end of the glue spreading hydraulic rod (604) is rotatably connected to the lower glue spreading support rod (605). The circumferential side of the lower glue spreading support rod (605) is rotatably connected to the lower glue spreading roller (602).

6. The gluing device for producing a composite protective film according to claim 1, characterized in that: The material receiving device (12) comprises a material receiving plate (101) and a clamping claw (102); the material receiving plate (101) and the clamping claw (102) are rotationally connected, the clamping claw (102) and the servo motor (11) are electrically connected, and a material receiving reel (103) is clamped between the two clamping claws (102).

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