Film pasting device

Abstract

The utility model provides a film pasting device which comprises a box body, a positioning frame used for positioning a mobile phone and a fixing position used for containing a protective shell are arranged in the box body, and a part of the positioning frame is located in the fixing position. The positioning frame is provided with a first avoiding area used for avoiding one side edge of the protective shell and a second avoiding area used for avoiding the other side edge of the protective shell. The cover body is used for covering the box body, and the cover body is movably connected with the box body; and the diaphragm assembly is used for attaching a diaphragm to the surface of the mobile phone, and the diaphragm assembly is connected with the cover body. According to the film pasting device provided by the embodiment of the invention, the protective shell can be conveniently accommodated by adopting the fixing position, so that the protective shell and the film pasting device are conveniently packaged together, the packaging number is reduced, and the protective shell is conveniently accommodated and transported; the fixing position and the area where the positioning frame is located are partially overlapped, the area where the positioning frame is located is used for containing the protective shell, and the size of the box body is reduced.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of film pasting, and more particularly to a film pasting device. BACKGROUND

[0002] The existing mobile phone film pasting device comprises a film pasting box and a film piece assembly, and the film pasting box is provided with a positioning groove for accurately positioning a mobile phone and a positioning structure for fixing the film piece assembly. When pasting the film, the mobile phone and the film piece are fixed, and then the free end of the film piece assembly is pulled, so that the protective film can be pasted on the screen of the mobile phone. However, in the actual use process of the mobile phone, the user will not only protect the mobile phone by pasting the film, but also install a protective shell on the mobile phone. Since the size of the protective shell is slightly larger than that of the mobile phone, the protective shell cannot be fitted into the positioning groove, and thus the protective shell and the mobile phone film pasting device need to be packaged separately, which is inconvenient for packaging and transportation. CONTENT OF THE UTILITY MODEL

[0003] The purpose of the embodiment of the application is to provide a film pasting device to solve the technical problem of inconvenient packaging and transportation of the protective shell in the prior art.

[0004] To achieve the above-mentioned purpose, the technical scheme adopted by the application is to provide a film pasting device comprising:

[0005] a box body, the box body is provided with a positioning frame for positioning a mobile phone and a fixing position for accommodating a protective shell, part of the positioning frame is located in the fixing position, the positioning frame is provided with a first avoiding position area for avoiding one side edge of the protective shell and a second avoiding position area for avoiding the other side edge of the protective shell;

[0006] a cover body for covering the box body, the cover body is movably connected with the box body; and

[0007] a film piece assembly for pasting a film piece on the surface of the mobile phone, the film piece assembly is connected with the cover body.

[0008] In one embodiment, the box body is provided with a support frame for supporting and positioning the back of the mobile phone, the support frame is located inside the positioning frame and the fixing position, and the height of the support frame is less than the height of the positioning frame.

[0009] In one embodiment, the positioning frame is provided with a baffle for stopping and positioning the side edge of the protective shell, the height of the baffle is less than or equal to the height of the support frame, and the baffle is located outside the fixing position.

[0010] In one embodiment, the difference between the height of the top of the positioning frame and the height of the support frame is 2mm-15mm.

[0011] In one embodiment, the support frame comprises a plurality of lateral plates arranged along the width direction of the box body and a plurality of longitudinal plates arranged along the length direction of the box body, at least one end of each lateral plate being connected with a longitudinal plate;

[0012] The lateral plates and the longitudinal plates are connected to form at least four corner regions.

[0013] In one embodiment, a plurality of first protrusions and a plurality of second protrusions are arranged in the box body, the first protrusions and the second protrusions being arranged in a cross manner, and the height of the first protrusions and the second protrusions being less than the height of the support frame; and / or,

[0014] A plurality of third protrusions are arranged in the cover body along the length direction of the cover body, and the plurality of third protrusions are arranged along the width direction of the cover body.

[0015] In one embodiment, the film pasting device further comprises a flexible connecting portion connecting one end of the box body with one end of the cover body, and the other end of the box body or the cover body is provided with an opening for the free end of the film assembly to extend out;

[0016] The two sides of the cover body are respectively provided with a first side plate, and each first side plate is connected with the corresponding side of the box body through clamping.

[0017] In one embodiment, the first side plate is located at the middle part of the cover body along the length direction, and the two sides of the box body are respectively provided with a positioning groove corresponding to the first side plate;

[0018] The side of the first side plate away from the cover body is provided with a clamping strip, and the box body is provided with a clamping groove for the clamping strip to be clamped therein, the clamping groove being located on the side of the positioning groove away from the cover body.

[0019] The ratio of the length of the first side plate to the length of the cover body ranges from 0.3 to 0.9.

[0020] In one embodiment, the box body is provided with an insertion plate at each end of the first side plate, and the cover body is provided with an insertion groove for the insertion plate to be inserted therein.

[0021] In one embodiment, the cover body is provided with a plurality of positioning columns for positioning the film assembly, and the box body is provided with a plurality of positioning rings, each positioning column being used for being inserted into the corresponding positioning ring, and the positioning rings being arranged around the positioning frame; the film assembly is provided with a plurality of positioning holes, and each positioning column is inserted into the corresponding positioning hole.

[0022] The screen protector device provided in this application embodiment can position the mobile phone by using a positioning frame to align it with the screen protector assembly and prevent the mobile phone from shifting during the screen protector application process; the fixed position can easily accommodate the protective case, so that the protective case and the screen protector device can be packaged together, thus reducing the number of packages and facilitating the storage and transportation of the protective case; by partially overlapping the area where the fixed position is located with the positioning frame, the protective case can be accommodated in the area where the positioning frame is located, which helps to reduce the size of the box. Attached Figure Description

[0023] To more clearly illustrate the technical solutions in the embodiments of this application, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this application. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0024] Figure 1 A three-dimensional structural diagram of the film-applying device in the closed state provided in an embodiment of this application;

[0025] Figure 2 A three-dimensional structural diagram of the protective shell for storing the film-applying device provided in an embodiment of this application;

[0026] Figure 3 A perspective view of the screen protector device for fixing a mobile phone according to an embodiment of this application;

[0027] Figure 4 for Figure 1 3D structural diagram of the middle cover and the box body in their unfolded state Figure 1 ;

[0028] Figure 5 for Figure 1 3D structural diagram of the middle cover and the box body in their unfolded state Figure 2 ;

[0029] Figure 6 This is a schematic diagram of the structure of the fixing position and positioning area inside the box provided in the embodiment of this application.

[0030] The following are the labeling elements in the figure:

[0031] 100. Screen protector applicator; 200. Mobile phone; 300. Protective case;

[0032] 10, box body; 101, fixed position; 102, first avoiding position; 103, second avoiding position; 11, bottom plate; 111, first convex strip; 112, second convex strip; 12, first frame; 121, through opening; 122, positioning groove; 123, clamping groove; 124, insertion plate; 13, positioning frame; 130, positioning area; 131, first positioning plate; 132, second positioning plate; 14, support frame; 140, corner area; 141, transverse plate; 142, longitudinal plate; 143, avoiding area; 15, baffle; 16, positioning ring; 17, clamping frame;

[0033] 20, cover body; 21, cover plate; 211, third convex strip; 22, second frame; 221, first side plate; 222, clamping strip; 223, insertion slot; 23, positioning column;

[0034] 30, flexible connecting part;

[0035] 40, diaphragm assembly;

[0036] 50, elastic member. DETAILED DESCRIPTION

[0037] In order to make the technical problems to be solved by the present application, the technical solutions and beneficial effects clearer, the present application will be further described in detail below in conjunction with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and not to limit the present application.

[0038] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0039] It should be understood that the terms "length", "width", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the purpose of facilitating the description of the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0040] In addition, the terms "first", "second", "third", etc. are only used for description purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second", etc. can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0041] Please see Figures 1 to 6 , now the film device 100 provided by the embodiment of the application is described. The film device 100 comprises a box body 10, a cover body 20 and a film piece assembly 40, the box body 10 is provided with a positioning frame 13 and a fixing position 101, the positioning frame 13 is used for positioning a mobile phone 200, the fixing position 101 is used for accommodating a protective shell 300, part of the positioning frame 13 is located in the fixing position 101, the positioning frame 13 is provided with a first avoiding position area 102 and a second avoiding position area 103, the first avoiding position area 102 is used for avoiding one side edge of the protective shell 300, and the second avoiding position area 103 is used for avoiding another side edge of the protective shell 300; the cover body 20 is used for covering the box body 10, and the cover body 20 is movably connected with the box body 10; the film piece assembly 40 is used for pasting a film on the surface of the mobile phone 200, and the film piece assembly 40 is connected with the cover body 20.

[0042] The first avoiding position area 102 and the second avoiding position area 103 can be notches on the positioning frame 13, and the positioning frame 13 is not a complete frame shape. The first avoiding position area 102 and the second avoiding position area 103 can respectively allow two adjacent side edges of the protective shell 300 to be placed in, so that the protective shell 300 can be partially placed in the positioning frame 13, the area of the box body 10 is reduced, and the space in the box body 10 is used to accommodate the protective shell 300.

[0043] The cover body 20 and the box body 10 can be detachably connected, such as clamping, screw connection and the like, or are connected through a hinge, so that the cover body 20 can be conveniently opened, the protective shell 300 in the cover body 20 is taken out, and the mobile phone 200 which needs to be pasted with a film is placed in the positioning frame 13.

[0044] The positioning frame 13 surrounds a positioning area 130, and the positioning area 130 is matched with the size of the mobile phone 200.

[0045] The embodiment of the application can position the position of the mobile phone 200 through the positioning frame 13, so as to be aligned with the film piece assembly 40, and prevent the mobile phone 200 from being displaced during the film pasting process; the protective shell 300 can be conveniently accommodated through the fixing position 101, so as to be packaged with the film device 100, which reduces the packaging quantity and facilitates the accommodation and transportation of the protective shell 300. The area where the fixing position 101 and the positioning frame 13 are located partially overlaps, the protective shell 300 is accommodated by the area where the positioning frame 13 is located, which helps to reduce the size of the box body 10.

[0046] In an embodiment of the application, please see Figures 2 to 6The box body 10 comprises a bottom plate 11 and a first frame 12, the cover body 20 comprises a cover plate 21 and a second frame 22, and the second frame 22 is used for clamping connection with the first frame 12. In this way, the structural strength of the edge of the bottom plate 11 and the cover plate 21 can be enhanced, deformation can be prevented, and the stability of the box body 10 and the cover body 20 when being buckled can be improved.

[0047] In an embodiment of the present application, referring to Figures 2 to 6 The box body 10 is provided with a support frame 14, the support frame 14 is used for supporting and positioning the back of the mobile phone 200, the support frame 14 is located inside the positioning frame 13 and the fixing position 101, and the height of the support frame 14 is less than the height of the positioning frame 13. The height of the support frame 14 refers to the size of the support frame 14 along the depth direction Z of the box body 10, the height of the positioning frame 13 refers to the size of the positioning frame 13 along the depth direction Z of the box body 10, the bottom of the support frame 14 is basically flush with the bottom of the positioning frame 13, and the support frame 14 is located in the overlapping area of the positioning frame 13 and the fixing position 101. In this way, the mobile phone 200 can be supported by the support frame 14, the height of the mobile phone 200 in the positioning frame 13 can be controlled, interference caused by the camera and the like on the back of the mobile phone 200 can be avoided, and the structural strength of the box body 10 can be improved to prevent the deformation of the box body 10 from affecting the film pasting.

[0048] In an embodiment of the present application, referring to Figures 2 to 6 The positioning frame 13 is provided with a baffle 15, the baffle 15 is used for stopping the side edge of the protective shell 300, the height of the baffle 15 is less than or equal to the height of the support frame 14, and the baffle 15 is located outside the fixing position 101. In this way, the stability of the position of the protective shell 300 can be maintained by the baffle 15, and the protective shell 300 can be prevented from shaking. When the height of the baffle 15 is consistent with the height of the support frame 14, the mobile phone 200 can also be supported by the baffle 15, so that the stability of the mobile phone 200 when being placed into the positioning frame 13 can be improved.

[0049] Optionally, the number of baffles 15 is multiple, at least one baffle 15 cooperates with one side wall of the box body 10 to limit the movement of the protective shell 300 along the width direction X of the box body 10, and at least one baffle 15 cooperates with another side wall of the box body 10 to limit the movement of the protective shell 300 along the length direction Y of the box body 10. In this way, when the protective shell 300 is accommodated in the fixing position 101, the movement of the protective shell 300 along the length direction or the width direction of the box body 10 can be limited by the cooperation between the baffle 15 and the inner wall of the box body 10.

[0050] Optionally, each baffle 15 is provided with a first reinforcing rib on the side away from the fixing position 101, and the first reinforcing rib is connected with the bottom plate 11 of the box body 10. In this way, the stability of the baffle 15 can be improved.

[0051] In an embodiment of the present application, referring to Figures 2 to 5The height difference between the top of the positioning frame 13 and the height of the support frame 14 is 2mm-15mm. According to the thickness of the mobile phone 200, the height difference between the positioning frame 13 and the support frame 14 can be set to facilitate the stability of the position of the mobile phone 200 placed in the positioning frame 13, and prevent the mobile phone 200 from moving up and down in the depth direction Z of the box body 10 in the positioning frame 13.

[0052] In an embodiment of the present application, referring to Figures 2 to 5 The vertical distance between the fixed position 101 inside the positioning frame 13 and the side of the positioning frame 13 outside the fixed position 101 is 0.2cm-3.5cm, that is, the width of the part of the positioning frame 13 outside the fixed position 101. In this way, the fixed position 101 and the positioning frame 13 can have a larger overlapping area, reduce the size of the box body 10, and leave space for the positioning column 23 and the positioning ring 16. Alternatively, the vertical distance between the baffle 15 and the side of the positioning frame 13 opposite to it is 0.2cm-3.5cm.

[0053] In an embodiment of the present application, referring to Figures 2 to 6 The positioning frame 13 includes a plurality of first positioning plates 131 and a plurality of second positioning plates 132. The plurality of first positioning plates 131 are respectively located at both ends of the positioning frame 13 in the length direction (X-axis direction), and the plurality of second positioning plates 132 are respectively located at both ends of the positioning frame 13 in the width direction (Y-axis direction). In this way, the position of the mobile phone 200 in the XY-axis direction in the box body 10 can be positioned. Specifically, the first positioning plate 131 and the second positioning plate 132 adjacent to the first avoiding area 102 are arranged at intervals, and the first positioning plate 131 and the second positioning plate 132 adjacent to the second avoiding area 103 are arranged at intervals. In this way, the protective case 300 can conveniently pass through the adjacent two sides of the positioning frame 13.

[0054] In an embodiment of the present application, referring to Figures 1 to 3 The support frame 14 includes a plurality of transverse plates 141 and a plurality of longitudinal plates 142. Each transverse plate 141 is arranged in the width direction X of the box body 10, and each longitudinal plate 142 is arranged in the length direction Y of the box body 10. At least one end of each transverse plate 141 is connected with a longitudinal plate 142. In this way, the structural strength of the support frame 14 can be enhanced.

[0055] Alternatively, the transverse plate 141 and the longitudinal plate 142 are connected to form at least four corner areas 140. In this way, the stability of the support frame 14 can be improved, and the mobile phone 200 can be prevented from moving up and down during the process of pasting the film. The support frame 14 can be in a frame structure to maintain the stability of the height position of the mobile phone 200 placed in the positioning frame 13. One end of the support frame 14 is formed with an avoiding area 143 for avoiding the camera of the mobile phone 200, so as to maintain the stability of the mobile phone 200 in the positioning frame 13.

[0056] In one embodiment of the present application, referring to Figures 2 to 5 The box body 10 is provided with a plurality of first protrusions 111 and a plurality of second protrusions 112, the first protrusions 111 and the second protrusions 112 are arranged in a cross manner, and the height of the first protrusions 111 and the second protrusions 112 is less than the height of the support frame 14. Optionally, the first protrusions 111 and the second protrusions 112 can be arranged in a grid manner, thus, the structural strength of the bottom plate 11 is enhanced, and the bottom plate 11 is kept flat.

[0057] In one embodiment of the present application, referring to Figures 2 to 5 The cover body 20 is provided with a plurality of third protrusions 211, the third protrusions 211 are arranged along the length direction X of the cover body 20, and the plurality of third protrusions 211 are arranged along the width direction Y of the cover body 20. Thus, the structural strength of the cover body 20 is enhanced, and the cover body 20 is prevented from being deformed.

[0058] In one embodiment of the present application, referring to Figures 2 to 6 The film pasting device 100 further comprises a flexible connecting part 30, the flexible connecting part 30 connects one end of the box body 10 and one end of the cover body 20, the other end of the box body 10 or the cover body 20 is provided with a through opening 121, and the through opening 121 is used for the free end of the diaphragm assembly 40 to extend out. Thus, the free end of the diaphragm assembly 40 is conveniently pulled out from the through opening 121, so as to pull the free end of the diaphragm assembly 40 and paste the protective film on the mobile phone 200. The flexible connecting part 30 can be a rubber strip or a plastic strip, etc., which can connect the cover body 20 and the box body 10 together, and facilitate the opening or closing of the cover body 20.

[0059] Optionally, the cover body 20 is provided with a first side plate 221 on each side, and each first side plate 221 is connected to the corresponding side of the box body 10 in a clamping manner. Thus, the position stability of the box body 10 and the cover body 20 during the film pasting process is maintained, and the internal space of the box body 10 is avoided from being occupied.

[0060] Optionally, the box body 10, the cover body 20 and the flexible connecting part 30 are integrally formed by injection molding. Thus, the processing and assembly of the film pasting device 100 are facilitated.

[0061] In one embodiment of the present application, referring to Figures 2 to 6 The first side plate 221 is located at the middle part of the cover body 20 along the length direction Y, and the box body 10 is provided with a positioning groove 122 corresponding to the first side plate 221 on each side. Thus, the first side plate 221 is inserted into the positioning groove 122, so as to maintain the structural strength when the cover body 20 covers the box body 10.

[0062] Optionally, the first side plate 221 is provided with a clamping strip 222 away from the cover 20, and the box body 10 is provided with a clamping groove 123 for clamping the clamping strip 222, and the clamping groove 123 is located away from the cover 20. In this way, the cover 20 and the box body 10 can be clamped, and the user can push the first side plate 221 to separate the clamping strip 222 from the clamping groove 123, so as to facilitate opening of the cover 20.

[0063] In an embodiment of the present application, please refer to Figures 2 to 6 , the ratio of the length of the first side plate 221 to the length of the cover 20 is 0.3-0.9. In this way, the stability of the first side plate 221 after clamping with the box body 10 can be improved.

[0064] In an embodiment of the present application, please refer to Figures 2 to 6 , the box body 10 is provided with an insertion plate 124 at both ends of each first side plate 221, and the cover 20 is provided with an insertion groove 223 for insertion of the insertion plate 124. In this way, the cover 20 can be prevented from moving along the XY axis relative to the box body 10 after clamping.

[0065] In an embodiment of the present application, please refer to Figures 2 to 6 , the cover 20 is provided with a plurality of positioning columns 23 for positioning the diaphragm assembly 40, the box body 10 is provided with a positioning ring 16, the positioning column 23 is inserted into the positioning ring 16, and the positioning ring 16 is arranged around the positioning frame 13; the diaphragm assembly 40 is provided with a plurality of positioning holes, and each positioning column 23 is inserted into the corresponding positioning hole. In this way, when the cover 20 covers the box body 10, the positioning column 23 is inserted into the corresponding positioning ring 16, and the positioning column 23 limits the movement of the diaphragm assembly 40 along the XY axis, so as to keep the diaphragm assembly 40 stable, facilitate alignment of the protective film with the mobile phone 200, and prevent the protective film from moving along the XY axis when the free end of the diaphragm assembly 40 is pulled. Optionally, the number of positioning columns 23 is four, the number of positioning rings 16 is four, the four positioning rings 16 are located outside the positioning frame 13, and the four positioning rings 16 form a rectangular array. In this way, the diaphragm assembly 40 can be prevented from moving along the XY axis, and the stability of the diaphragm assembly 40 during film sticking can be improved.

[0066] In an embodiment of the present application, please refer to Figures 2 to 6The side of the box body 10 is provided with a clamping frame 17, which is used to accommodate an elastic member 50. The elastic member 50 is used to be placed between the cover body 20 and the film assembly 40 when the film is pasted, so as to control the film assembly 40 to be close to the surface of the mobile phone 200. The elastic member 50 can be a foam strip or a rubber strip, etc. Alternatively, the outer diameter of the positioning ring 16 is greater than the inner diameter of the positioning hole, and the film assembly 40 is located on the side of the positioning ring 16 close to the cover body 20. The positioning ring 16 cooperates with the elastic member 50, which can limit the movement of the film assembly 40 along the Z-axis direction during the film pasting process.

[0067] In an embodiment of the present application, referring to Figures 1 to 3 The protective shell 300 is provided with a through hole corresponding to the position of the camera of the mobile phone 200, and a positioning ring 16 is located at the position corresponding to the through hole. In this way, interference between the protective shell 300 and the positioning column 23 can be avoided when the protective shell 300 is accommodated.

[0068] The film assembly 40 in the embodiment of the present application can be the same or similar structure in the existing film pasting device, and the free end of the film assembly 40 can be accommodated between the box body 10 and the cover body 20, which will not be repeated here.

[0069] The above only describes the preferred embodiments of the present application, and does not limit the present application. Any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A sticker attaching apparatus characterized by comprising: The application relates to a film pasting device. The box body is internally provided with a positioning frame for positioning a mobile phone and a fixing position for accommodating a protective shell, part of the positioning frame is located in the fixing position, the positioning frame is provided with a first avoiding area for avoiding one side edge of the protective shell and a second avoiding area for avoiding the other side edge of the protective shell. The cover body is movably connected with the box body. The film assembly is connected with the cover body.

2. The device of claim 1, wherein: The box body is internally provided with a support frame for supporting and positioning the back of the mobile phone, the support frame is located inside the positioning frame and the fixing position, and the height of the support frame is less than the height of the positioning frame.

3. The device of claim 2, wherein: The positioning frame is internally provided with a baffle for stopping and positioning the side edge of the protective shell, the height of the baffle is less than or equal to the height of the support frame, and the baffle is located outside the fixing position.

4. The device of claim 2, wherein: The difference between the height of the top of the positioning frame and the height of the support frame is 2mm-15mm.

5. The device of claim 2, wherein: The support frame comprises a plurality of transverse plates arranged along the width direction of the box body and a plurality of longitudinal plates arranged along the length direction of the box body, at least one end of each transverse plate is connected with the longitudinal plate. The transverse plate and the longitudinal plate are connected to form at least four corner areas.

6. The device of claim 2, wherein: The box body is internally provided with a plurality of first convex strips and a plurality of second convex strips, the first convex strips and the second convex strips are cross arranged, and the height of the first convex strips and the second convex strips is less than the height of the support frame. The cover body is internally provided with a plurality of third convex strips, the third convex strips are arranged along the length direction of the cover body, and a plurality of the third convex strips are arranged along the width direction of the cover body.

7. The film attaching apparatus according to any one of claims 1 to 6, wherein The film pasting device further comprises a flexible connecting part, one end of the box body is connected with one end of the cover body, the other end of the box body or the cover body is provided with a through opening for the free end of the film assembly to extend out. The two sides of the cover body are respectively provided with first side plates, each first side plate is connected with a corresponding side of the box body through clamping. 8.The film pasting device of claim 7, wherein: The first side plate is located at the middle part of the cover body along the length direction, and the two sides of the box body are respectively provided with positioning grooves corresponding to the first side plates. The side of the first side plate away from the cover body is provided with a clamping strip, and the box body is externally provided with a clamping groove for the clamping strip to be clamped in, the clamping groove is located on the side of the positioning groove away from the cover body. The ratio of the length of the first side plate to the length of the cover body ranges from 0.3 to 0.

9.

9. The device of claim 7, wherein the adhesive film is a double-sided adhesive film. The box body is respectively provided with an insertion plate at the two ends of each first side plate, and the cover body is internally provided with an insertion groove for the insertion plate to be inserted into.

10. The film attaching apparatus according to any one of claims 1 to 6, wherein The cover body is internally provided with a plurality of positioning columns for positioning the film assembly, the box body is internally provided with a plurality of positioning rings, each positioning column is used for being inserted into a corresponding positioning ring, and the positioning rings are arranged around the positioning frame. The film assembly is provided with a plurality of positioning holes, and each positioning column is inserted into a corresponding positioning hole.

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