Film pasting mechanism

By designing the film supply, cutting, and folding components to work in synergy, the product now has a film head after the film is applied, solving the problems of difficult film removal and operational risks in existing technologies, improving film removal efficiency and reducing labor intensity.

CN224131414UActive Publication Date: 2026-04-17FUTAIHUA PRECISION ELECTRONICS (JIYUAN) CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
FUTAIHUA PRECISION ELECTRONICS (JIYUAN) CO LTD
Filing Date
2025-03-28
Publication Date
2026-04-17

AI Technical Summary

Technical Problem

In existing technologies, the film is applied after the product rotates around the roller, which lacks a film head. This makes the subsequent film removal process difficult, poses a risk of injury to operators, reduces film removal efficiency, and increases labor intensity.

Method used

Design a film application mechanism, including a film supply assembly, a film cutting assembly, and a film folding assembly. The film is adsorbed through an adsorption hole, the film is cut by a cutter to form a film tail, and the film folding assembly rolls the film to form a film head, ensuring that the product has a film head after film application, which facilitates subsequent film removal.

Benefits of technology

It improves the efficiency of film peeling, reduces the labor intensity of operators, and keeps the film on the film application base through the adsorption holes, ensuring the smooth operation of the film application mechanism.

✦ Generated by Eureka AI based on patent content.

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Patent Text Reader

Abstract

The utility model relates to the technical field of film pasting, and particularly discloses a film pasting mechanism which comprises a film supply assembly, a film cutting assembly and a film folding assembly, the film supply assembly is used for supplying a film piece, the film supply assembly comprises a film pasting base, the film pasting base is provided with a plurality of adsorption holes along the moving track of the film piece, the multiple adsorption holes are used for adsorbing the film piece, and a product is made to be subjected to film pasting on the film pasting base; the film cutting assembly is arranged adjacent to the film pasting seat, the film cutting assembly comprises a cutter, the cutter is configured to movably penetrate through the film pasting seat to cut off a film piece attached to a product so that the film piece attached to the product can form a film tail, the film folding assembly is adjacent to the film pasting seat, the film folding assembly and the film cutting assembly are arranged in a spaced mode, and the film folding assembly comprises a film folding piece; and the film folding piece is configured to movably penetrate through the film pasting seat to eject the film tail, and is configured to drive the film tail to rotate so as to realize film rolling of the film tail. According to the film pasting mechanism, the product is provided with the film head after being subjected to film pasting, so that film tearing is facilitated in the subsequent film tearing process, the film tearing efficiency is improved, and the labor intensity of operators is relieved.
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Description

Technical Field

[0001] This application relates to the field of film application technology, specifically to a film application mechanism. Background Technology

[0002] In actual production, products often need to be coated with film to achieve protective functions. Currently, the product rotates around a roller to complete the film application. However, after the film is applied around the roller, there is no film tip, and the subsequent film removal process usually involves manual removal. Operators must use their fingernails to pick up the film, which is difficult and poses a risk of injury. This reduces the efficiency of film removal and increases the labor intensity of operators. Utility Model Content

[0003] In view of the above, it is necessary to provide a film-applying mechanism that gives the product a film head after the film is applied, so as to facilitate the subsequent film removal process, improve the film removal efficiency, and reduce the labor intensity of operators.

[0004] This application provides a film application mechanism, including:

[0005] A film supply assembly is used to supply film components. The film supply assembly includes a film application base. The film application base has multiple adsorption holes along the moving trajectory of the film component. The multiple adsorption holes are used to adsorb the film component, so that the product is applied to the film application base.

[0006] A film cutting assembly, disposed adjacent to the film applicator, the film cutting assembly including a cutter configured to movably pass through the film applicator to cut the film attached to the product, such that the film attached to the product forms a film tail; and

[0007] A film folding assembly is disposed adjacent to the film applicator and spaced apart from the film cutting assembly. The film folding assembly includes a film folding member configured to movably pass through the film applicator to push out the film tail and configured to drive the film tail to rotate so that the film tail is rolled up.

[0008] In some embodiments, the folding assembly further includes a folding base, a folding drive, a folding mounting base, a folding power component, and a rotating component. The folding base is disposed adjacent to the film-applying base and spaced apart from the film-cutting assembly. The folding drive is disposed on the folding base. The folding mounting base is drivenly connected to the folding drive to move under the drive of the folding drive. The folding power component is disposed on the folding mounting base. The rotating component is rotatably disposed on the folding mounting base and drivenly connected to the folding power component to rotate under the drive of the folding power component. The folding component is eccentrically connected to the rotating component.

[0009] In some embodiments, the film folding assembly further includes a first connecting rod, a second connecting rod, and a cam. One end of the first connecting rod is rotatably connected to the film folding power member, one end of the second connecting rod is rotatably connected to the other end of the first connecting rod, and the other end of the second connecting rod is eccentrically rotatably connected to the cam. The cam is coaxially rotatably connected to the rotating member.

[0010] In some embodiments, the folding assembly further includes a limiter disposed on the folding mounting base and located between the folding power member and the cam, the limiter being used to limit the driving distance of the folding power member.

[0011] In some embodiments, the film cutting assembly further includes a film cutting base, a film cutting drive, a film cutting mounting base, a film cutting power component, and a film cutting assembly. The film cutting base is disposed adjacent to the film application base. The film cutting drive is disposed on the film cutting base. The film cutting mounting base is drivenly connected to the film cutting drive to move under the drive of the film cutting drive. The film cutting power component is disposed on the film cutting mounting base. The film cutting assembly is drivenly connected to the film cutting power component to move under the drive of the film cutting power component. The cutter is connected to the film cutting assembly.

[0012] In some embodiments, the cutter is configured to be positioned opposite to the side of the film-applying base where the adsorption hole is located.

[0013] In some embodiments, the film application mechanism further includes a pressure holding component disposed on the side of the film folding component opposite to the film cutting component, the pressure holding component being configured to hold pressure on the film attached to the product.

[0014] In some embodiments, the pressure-holding assembly includes a pressure-holding base, a pressure-holding drive, a pressure-holding mounting base, and a pressure-holding member. The pressure-holding base is disposed on the side of the film-folding assembly opposite to the film-cutting assembly. The pressure-holding drive is disposed on the pressure-holding base. The pressure-holding mounting base is driven to be close to or away from the product under the drive of the pressure-holding drive. The pressure-holding member is rotatably disposed on the pressure-holding mounting base and is used to abut against the film on the product.

[0015] In some embodiments, the film supply assembly further includes a film supply frame and a film supply roller, the film supply frame being configured to rotatably carry the film strip, the film supply roller being disposed between the film supply frame and the film application seat, and the film being moved onto the film application seat via the film supply roller.

[0016] In some embodiments, the end of the film applicator facing the film supply roller has an inclined groove, and the depth of the inclined groove gradually decreases from the end of the film applicator facing the film supply roller.

[0017] In actual use, the above-mentioned film application mechanism supplies film components. The film components are laid flat on the film application base under the adsorption of multiple adsorption holes. The product moves and / or rotates next to the film application base under the drive of the external motion mechanism so that the film components can be attached to the product. Subsequently, the product completes the film application by moving and / or rotating under the drive of the external motion mechanism. After the product is filmed, it is in a position that does not interfere with the cutter and the folding component. The cutter of the film cutting component moves through the film application base to cut the film components attached to the product. After the cutter cuts the film components, the film components attached to the product form a film tail. The folding component of the folding component first moves through the film application base to push out the film tail. The folding component then drives the film tail to rotate so that the film tail can be rolled up. After the film tail is rolled up, the film tail is folded and adsorbed together to form a film head, so that the product has a film head after film application.

[0018] The film-applying mechanism provided in this application embodiment, through the coordinated operation of the film supply assembly, film cutting assembly, and film folding assembly, ensures that the product has a film head after film application, facilitating film removal during the subsequent film removal process. Specifically, an operator or robotic arm can grasp the film head to perform the film removal operation, improving removal efficiency and reducing operator workload. Furthermore, by providing multiple suction holes on the film-applying base, the film is kept firmly on the base, preventing it from detaching and ensuring the smooth operation of the film-applying mechanism. Attached Figure Description

[0019] Figure 1 This is a schematic diagram of the film application mechanism provided in the embodiments of this application.

[0020] Figure 2 yes Figure 1 The diagram shows the structure of the film-applying base of the film supply assembly in the film-applying mechanism.

[0021] Figure 3 yes Figure 1 The diagram shows the structure of the film cutting component in the film application mechanism.

[0022] Figure 4 yes Figure 1 The diagram shows the structure of the film-folding assembly in the film-applying mechanism.

[0023] Explanation of main component symbols: Film applicator 100, film supply assembly 10, film applicator base 11, adsorption hole 111, film cutting hole 112, film folding hole 113, inclined groove 114, film supply frame 12, film supply roller 13, film cutting assembly 20, cutter 21, film cutting base 22, film cutting drive 23, film cutting mounting base 24, film cutting power component 25, film cutting assembly accessory 26, film folding assembly 30, film folding component 31, film folding base 32, film folding drive 33, film folding mounting base 34, film folding power component 35, rotating component 36, first connecting rod 37, second connecting rod 38, cam 39, limiter 310, film applicator platform 40, pressure holding assembly 50, pressure holding base 51, pressure holding drive 52, pressure holding mounting base 53, pressure holding component 54, film component 200, product 300, film belt 400. Detailed Implementation

[0024] The embodiments of this application are described in detail below. Examples of these embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain this application, and should not be construed as limiting this application.

[0025] In the description of this application, it should be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this application. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, features defined with "first" and "second" may explicitly or implicitly include one or more of the stated features. In the description of this application, it should be noted that "a plurality of" means two or more, unless otherwise explicitly specified.

[0026] In the description of this application, it should be noted that, unless otherwise expressly specified and limited, the term "connection" should be interpreted broadly. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or a connection that allows communication between the two components; it can be a direct connection or an indirect connection through an intermediate medium; it can be the internal communication between two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this application according to the specific circumstances.

[0027] The following will describe some embodiments of this application in detail with reference to the accompanying drawings.

[0028] Please see Figure 1This application provides a film-applying mechanism 100. The film-applying mechanism 100 includes a film supply assembly 10, a film cutting assembly 20, and a film folding assembly 30. The film supply assembly 10 supplies film 200, and the product 300 is applied to the film supply assembly 10. The film cutting assembly 20 cuts the film 200 attached to the product 300 to form a film tail. The film folding assembly 30 rolls the film tail to form a film head, so that the product 300 has a film head after film application.

[0029] Please refer to the above. Figure 2 , Figure 3 and Figure 4 The film supply assembly 10 is used to supply the film component 200. The film supply assembly 10 includes a film application base 11. The film application base 11 has multiple adsorption holes 111 along the moving trajectory of the film component 200. The multiple adsorption holes 111 are used to adsorb the film component 200 so that the film component 200 is laid flat on the film application base 11, thereby allowing the product 300 to be applied on the film application base 11. It should be noted that when the product 300 is being applied, the product 300 is driven by an external motion mechanism to be adjacent to the film application base 11 so that the film component 200 can be attached to the product 300. The product 300 is moved and / or rotated by the external motion mechanism to achieve film application around the periphery of the product 300.

[0030] The film cutting assembly 20 is disposed adjacent to the film application base 11. The film cutting assembly 20 includes a cutter 21, which is configured to movably pass through the film application base 11 to cut the film 200 attached to the product 300, so that the film 200 attached to the product 300 forms a film tail. The film application base 11 has a film cutting hole 112, which separates a plurality of adsorption holes 111 on the film application base 11. The cutter 21 movably passes through the film cutting hole 112 to cut the film 200.

[0031] The film folding assembly 30 is disposed adjacent to the film applicator 11 and spaced apart from the film cutting assembly 20. The film folding assembly 30 includes a film folding member 31. The film folding member 31 is configured to move through the film applicator 11 to push out the film tail, and is configured to drive the film tail to rotate so that the film tail can be rolled up. The film rolling can be understood as the film tail being folded and adsorbed together under the action of the film folding member 31 to form a film head. The film applicator 11 is also provided with a film folding hole 113, which is spaced apart from the film cutting hole 112. The film folding hole 113 and the film cutting hole 112 divide the plurality of adsorption holes 111 into three parts. The film folding member 31 moves through the film folding hole 113 to push out the film tail.

[0032] In actual use, the film application mechanism 100 of this embodiment supplies film component 200 via film assembly 10. Film component 200 is laid flat on film application base 11 under the adsorption of multiple adsorption holes 111. Product 300 moves and / or rotates next to film application base 11 under the drive of external motion mechanism, so that film component 200 can be attached to product 300. Subsequently, product 300 completes film application by moving and / or rotating under the drive of external motion mechanism. After film application is completed, product 300 is positioned in a position that does not interfere with cutter 21 and folding component 31. The cutter 21 of the film cutting assembly 20 moves through the film cutting hole 112 on the film application base 11 to cut the film 200 attached to the product 300. After the cutter 21 cuts the film 200, the film 200 attached to the product 300 forms a film tail. The folding member 31 of the film folding assembly 30 first moves through the folding hole 113 on the film application base 11 to push out the film tail. The folding member 31 then drives the film tail to rotate so that the film tail can be rolled up. After the film tail is rolled up, the film tail folds and adheres together to form a film head, so that the product 300 has a film head after film application. In subsequent operations, the operator or robotic arm can pinch the film head to perform the film tearing operation.

[0033] To enable the film application mechanism 100 to be modularly configured, in this embodiment, the film application mechanism 100 further includes a film application platform 40. The film supply assembly 10, the film cutting assembly 20, and the film folding assembly 30 are all disposed on the film application platform 40. Thus, by configuring the film application platform 40, the film application mechanism 100 achieves a modular configuration.

[0034] In this embodiment, the film supply assembly 10 further includes a film supply frame 12 and a film supply roller 13. The film application base 11, the film supply frame 12, and the film supply roller 13 are all disposed on the film application platform 40. The film supply frame 12 is configured to rotatably carry the film strip 400, which is formed by winding the film element 200. The film supply roller 13 is disposed between the film supply frame 12 and the film application base 11, and the film element 200 is moved onto the film application base 11 via the film supply roller 13. The film element 200 bends 90° after passing through the film supply roller 13. Thus, by configuring the aforementioned film supply frame 12 and film supply roller 13, the film element 200 is continuously supplied to the film application base, enabling the film application mechanism 100 to achieve continuous film application.

[0035] To ensure that the film applicator 11 smoothly receives the film 200 transmitted by the film supply roller 13, in this embodiment, a slanted groove 114 is provided at the end of the film applicator 11 facing the film supply roller 13. The depth of the slanted groove 114 gradually decreases from the end of the film applicator 11 facing the film supply roller 13. Thus, by providing the aforementioned slanted groove 114 on the film applicator 11, the film 200 transmitted by the film supply roller 13 smoothly moves onto the film applicator 11, thereby preventing the film 200 from being obstructed or broken due to the right angle of the film applicator 11, ensuring the smooth movement of the film 200.

[0036] In this embodiment, the film cutting assembly 20 further includes a film cutting base 22, a film cutting drive 23, a film cutting mounting base 24, a film cutting power component 25, and a film cutting assembly 26. The film cutting base 22 is disposed on the film application platform 40 and adjacent to the film application base 11. The film cutting drive 23 is disposed on the film cutting base 22 and can be a linear cylinder. The film cutting mounting base 24 is drivenly connected to the film cutting drive 23 to move under its drive. The film cutting power component 25 is disposed on the film cutting mounting base 24 and can be a linear cylinder. The film cutting assembly 26 is drivenly connected to the film cutting power component 25 to move under its drive. The cutter 21 is connected to the film cutting assembly 26. The cutter 21 and the film cutting assembly 26 are positioned opposite to the side of the film application base 11 where the suction hole 111 is located. Thus, by setting the above-described specific structure of the film cutting assembly 20, and limiting the cutter 21 to be positioned opposite to the side of the film attaching seat 11 where the suction hole 111 is opened, when the cutter 21 cuts the film 200, the cutter 21 moves toward the side of the film 200 away from the film attaching seat 11. Since the film attaching seat 11 provides support for the film 200, the cutter 21 can cut the film 200 more easily.

[0037] Understandably, in other embodiments, the film cutting assembly 20 may also have only the cutter 21 configured to face the side of the film-applying base 11 where the suction hole 111 is located. Alternatively, the entire film cutting assembly 20 may be configured to face the side of the film-applying base 11 where the suction hole 111 is located. Alternatively, the entire film cutting assembly 20 may be configured to face the side of the film-applying base 11 that is away from the suction hole 111.

[0038] In this embodiment, the film folding assembly 30 further includes a film folding base 32, a film folding drive 33, a film folding mounting base 34, a film folding power component 35, and a rotating component 36. The film folding base 32 is disposed on the film application platform 40 and adjacent to the film application seat 11, and is spaced apart from the film cutting assembly 20. The film folding drive 33 is disposed on the film folding base 32 and can be a linear cylinder. The film folding mounting base 34 is drivenly connected to the film folding drive 33 to move under the drive of the film folding drive 33. The film folding power component 35 is disposed on the film folding mounting base 34 and can be a linear cylinder. The rotating component 36 is rotatably disposed on the film folding mounting base 34, and is drivenly connected to the film folding power component 35 to rotate under the drive of the film folding power component 35. The film folding component 31 is eccentrically connected to the rotating component 36. Thus, by setting the aforementioned film folding drive component 33, the film folding drive component 33 drives the film folding mounting base 34, the film folding power component 35, the rotating component 36, and the film folding component 31 to move, thereby enabling the film folding component 31 to move linearly; by setting the aforementioned film folding power component 35, the film folding power component 35 drives the rotating component 36 and the film folding component 31 to rotate, thereby enabling the film folding component 31 to rotate eccentrically, and thus enabling the film folding component 31 to drive the film tail to fold in order to achieve film roll.

[0039] In this embodiment, the film folding assembly 30 further includes a first connecting rod 37, a second connecting rod 38, and a cam 39. One end of the first connecting rod 37 is rotatably connected to the film folding power member 35, one end of the second connecting rod 38 is rotatably connected to the other end of the first connecting rod 37, and the other end of the second connecting rod 38 is eccentrically rotatably connected to the cam 39. The cam 39 is approximately elliptical in shape and is coaxially rotatably connected to the rotating member 36. Thus, by configuring the first connecting rod 37, the second connecting rod 38, and the cam 39, the film folding power member 35 drives the cam 39 to rotate, and the cam 39 drives the rotating member 36 and the film folding member 31 to rotate, thereby enabling the film folding member 31 to achieve eccentric rotation.

[0040] To limit the driving distance of the folding power member 35, in this embodiment, the folding assembly 30 further includes a limiter 310. The limiter 310 is disposed on the folding mounting base 34 and is located between the folding power member 35 and the cam 39. The limiter 310 is used to limit the driving distance of the folding power member 35. Thus, by providing the limiter 310, when the folding power member 35 is driven to extend towards the cam 39, the limiter 310 abuts against the folding power member 35 to limit the driving distance of the folding power member 35, preventing the driving distance of the folding power member 35 from exceeding the range and ensuring the normal use of the folding assembly 30.

[0041] In order to maintain pressure on the film 200 on the product 300, in this embodiment, the film application mechanism 100 further includes a pressure-maintaining component 50. The pressure-maintaining component 50 is disposed on the film application platform 40, on the side of the film folding assembly 30 opposite to the film cutting assembly 20, and is configured to maintain pressure on the film 200 attached to the product 300. Thus, by providing the pressure-maintaining component 50, when the product 300 is attached to the film 200 or during the application process, the product 300 moves under the drive of an external motion mechanism to a position corresponding to the pressure-maintaining component 50, so that the pressure-maintaining component 50 can maintain pressure on the film 200 on the product 300.

[0042] In this embodiment, the pressure-holding assembly 50 includes a pressure-holding base 51, a pressure-holding drive 52, a pressure-holding mounting base 53, and a pressure-holding component 54. The pressure-holding base 51 is disposed on the film-applying platform 40 and is located on the side of the film-folding assembly 30 opposite to the film-cutting assembly 20. The pressure-holding drive 52 is disposed on the pressure-holding base 51 and can be a linear cylinder. The pressure-holding mounting base 53 is drivenly connected to the pressure-holding drive 52 to move closer to or away from the product 300 under the drive of the pressure-holding drive 52. The pressure-holding component 54 is rotatably disposed on the pressure-holding mounting base 53 and is used to abut against the film component 200 on the product 300. In this embodiment, there are two pressure-holding bases 51, two pressure-holding drive 52, two pressure-holding mounting bases 53, and two pressure-holding components 54. The outer surface of the pressure-holding component 54 can be made flexible, for example, by using a flexible material such as rubber or urethane. Thus, by setting the specific structure of the pressure holding component 50, the pressure holding drive 52 drives the pressure holding mounting base 53 and the pressure holding component 54 to approach the product 300, so that the pressure holding component 54 presses against the product 300, thereby maintaining pressure on the membrane 200 on the product 300. At the same time, when the product 300 moves the membrane 200, since the pressure holding component 54 is rotatably mounted on the pressure holding mounting base 53, relative rolling occurs between the pressure holding component 54 and the membrane 200, thereby enabling the product 300 and the membrane 200 to move smoothly.

[0043] Understandably, in other embodiments, the number of pressure-holding base 51, pressure-holding drive 52, pressure-holding mounting base 53 and pressure-holding component 54 may be more or fewer, and can be set according to the actual situation. This application embodiment does not make a specific limitation in this regard.

[0044] The film-applying mechanism 100 provided in this embodiment, through the coordinated operation of the film supply assembly 10, the film cutting assembly 20, and the film folding assembly 30, enables the product 300 to have a film head after film application, facilitating film removal during subsequent film removal processes. Specifically, an operator or robotic arm can grasp the film head to perform the film removal operation, improving removal efficiency and reducing operator workload. Furthermore, by providing multiple suction holes 111 on the film-applying base 11, the film 200 is kept on the base 11 at all times, preventing it from detaching and ensuring the smooth operation of the film-applying mechanism 100.

[0045] The film-applying mechanism 100 provided in this application embodiment further achieves a pressure-holding effect on the film component 200 on the product 300 through the coordinated cooperation of the pressure-holding component 50, which is beneficial to improving the application yield of the film component 200.

[0046] It will be apparent to those skilled in the art that this application is not limited to the details of the exemplary embodiments described above, and that this application can be implemented in other specific forms without departing from the spirit or essential characteristics of this application. Therefore, the embodiments should be regarded as exemplary and non-limiting in all respects, and the scope of this application is defined by the appended claims rather than the foregoing description. Thus, all variations falling within the meaning and scope of equivalents of the claims are intended to be embraced within this application.

[0047] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of this application and are not intended to limit it. Although this application has been described in detail with reference to preferred embodiments, those skilled in the art should understand that modifications or equivalent substitutions can be made to the technical solutions of this application without departing from the spirit and scope of the technical solutions of this application.

Claims

1. A film-applying mechanism, characterized in that, include: A film supply assembly is used to supply film components. The film supply assembly includes a film application base. The film application base has multiple adsorption holes along the moving trajectory of the film component. The film application base has a film cutting hole and a film folding hole. The film folding hole and the film cutting hole are spaced apart. The film folding hole and the film cutting hole divide the multiple adsorption holes into three parts. The multiple adsorption holes are used to adsorb the film component, so that the product is applied to the film application base. A film cutting assembly is disposed adjacent to the film applicator, the film cutting assembly including a cutter configured to movably pass through the film cutting hole on the film applicator to cut the film attached to the product, so that the film attached to the product forms a film tail; and A film folding assembly is disposed adjacent to the film applicator and spaced apart from the film cutting assembly. The film folding assembly includes a film folding member configured to movably pass through the film folding hole on the film applicator to push out the film tail, and configured to drive the film tail to rotate so that the film tail is rolled up.

2. The film attaching mechanism according to claim 1, wherein The film folding assembly further includes a film folding base, a film folding drive, a film folding mounting base, a film folding power component, and a rotating component. The film folding base is disposed adjacent to the film application base and spaced apart from the film cutting assembly. The film folding drive is disposed on the film folding base. The film folding mounting base is drivenly connected to the film folding drive to move under the drive of the film folding drive. The film folding power component is disposed on the film folding mounting base. The rotating component is rotatably disposed on the film folding mounting base and drivenly connected to the film folding power component to rotate under the drive of the film folding power component. The film folding component is eccentrically connected to the rotating component.

3. The film attaching mechanism according to claim 2, wherein The film folding assembly further includes a first connecting rod, a second connecting rod, and a cam. One end of the first connecting rod is rotatably connected to the film folding power component. One end of the second connecting rod is rotatably connected to the other end of the first connecting rod. The other end of the second connecting rod is eccentrically rotatably connected to the cam. The cam is coaxially rotatably connected to the rotating component.

4. The film-applying mechanism as described in claim 3, characterized in that, The folding assembly also includes a limiter, which is disposed on the folding mounting base and located between the folding power component and the cam. The limiter is used to limit the driving distance of the folding power component.

5. The film pasting mechanism according to claim 1, wherein The film cutting assembly further includes a film cutting base, a film cutting drive, a film cutting mounting base, a film cutting power component, and a film cutting assembly. The film cutting base is disposed adjacent to the film application base. The film cutting drive is disposed on the film cutting base. The film cutting mounting base is drivenly connected to the film cutting drive to move under the drive of the film cutting drive. The film cutting power component is disposed on the film cutting mounting base. The film cutting assembly is drivenly connected to the film cutting power component to move under the drive of the film cutting power component. The cutter is connected to the film cutting assembly.

6. The film pasting mechanism according to claim 5, wherein The cutter is positioned opposite to the side of the film-applying base where the adsorption hole is located.

7. The film attaching mechanism according to claim 1, wherein The film application mechanism further includes a pressure holding component, which is disposed on the side of the film folding component away from the film cutting component, and is configured to maintain pressure on the film attached to the product.

8. The film attaching mechanism according to claim 7, wherein The pressure-holding assembly includes a pressure-holding base, a pressure-holding drive, a pressure-holding mounting base, and a pressure-holding component. The pressure-holding base is disposed on the side of the film-folding assembly opposite to the film-cutting assembly. The pressure-holding drive is disposed on the pressure-holding base. The pressure-holding mounting base is driven to the pressure-holding drive to move closer to or further away from the product under the drive of the pressure-holding drive. The pressure-holding component is rotatably disposed on the pressure-holding mounting base and is used to abut against the film on the product.

9. The film attaching mechanism according to claim 1, wherein The film supply assembly further includes a film supply frame and a film supply roller. The film supply frame is configured to rotatably carry the film belt. The film supply roller is disposed between the film supply frame and the film application seat. The film is moved to the film application seat via the film supply roller.

10. The film attaching mechanism according to claim 9, wherein The film applicator has an inclined groove at one end facing the film supply roller, and the depth of the inclined groove gradually decreases from the end of the film applicator facing the film supply roller.