Film pasting jig for curved surface cover plate

Abstract

The utility model discloses a curved surface cover plate film pasting jig which comprises a jig body, a containing groove is formed in the jig body, a cover plate body is contained in the containing groove, the forming shape of the containing groove is matched with the shape of the cover plate body, an optical film used for being attached to the cover plate body is placed on the cover plate body, and the optical film is arranged on the jig body. A positioning assembly used for positioning the optical film is arranged between the optical film and the jig body. The film pasting jig has the effects that the cover plate and the optical film can be conveniently positioned when being pasted, so that the pasting precision and the pasting efficiency are ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of touch screens, in particular to a film sticking fixture for a curved cover plate. Background Art

[0002] As the latest human-computer interaction technology, touch screen is a transparent input system and an absolute positioning system. Its products are used in mobile phones, consulting appliances, industrial control instruments, vehicle-mounted GPS terminals, public consulting systems, automatic sales systems, etc. As the vehicle-mounted touch screen market becomes more and more diversified, in order to provide a better experience, not only curved vehicle-mounted touch screens are launched, but also optical films are attached to the curved cover to obtain better visual effects.

[0003] In the prior art, when the cover plate and the optical film are attached together, the attachment is usually skewed due to inaccurate alignment. The skewed optical film needs to be torn off and reattached, which affects the efficiency of the film attachment. Utility Model Content

[0004] The utility model aims to overcome the shortcomings of the prior art and provide a curved cover plate film pasting jig.

[0005] The purpose of this utility model is achieved through the following technical solutions:

[0006] A jig for film pasting on a curved cover plate comprises: a jig body, a receiving groove formed on the jig body, a cover plate body being placed in the receiving groove, the shape of the receiving groove being adapted to the shape of the cover plate body, an optical film for pasting with the cover plate body being placed on the cover plate body, a positioning component for positioning the optical film being provided between the optical film and the jig body, the positioning component comprising a positioning column and a positioning hole provided on the jig body, the positioning column protruding from the surface of the jig body, the positioning column penetrating into the positioning hole to position the optical film.

[0007] In one embodiment, the optical film includes a substrate layer and an adhesive layer arranged on one side of the substrate layer, the adhesive layer is bonded to the surface of the cover body, and a release film for protecting the adhesive layer is bonded to the side of the adhesive layer away from the substrate layer.

[0008] In one embodiment, the size of the release film is larger than that of the optical film, and the size of the release film is matched with that of the fixture body.

[0009] In one embodiment, the release film includes a fitting portion and a positioning portion, the size of the fitting portion is adapted to the size of the adhesive layer, the fitting portion is fitted with the adhesive layer, the positioning portion positions the optical film to the surface of the jig body, and the positioning component is disposed between the positioning portion and the jig body.

[0010] In one embodiment, there are a plurality of positioning posts, and the plurality of positioning posts are all located at positions of the fixture body outside the receiving groove, and the plurality of positioning posts are evenly distributed along the fixture body near three continuous sides.

[0011] In one embodiment, there are a plurality of positioning holes, and the number and positions of the positioning holes correspond to the number and positions of the positioning posts.

[0012] In one embodiment, a half-punched line for separation is provided between the laminating portion and the positioning portion, and the half-punched line is provided along the circumferential direction of the laminating portion.

[0013] In one embodiment, the positioning column is not provided near one side edge of the fixture body, so as to facilitate separation of the bonding portion and the positioning portion during the bonding process.

[0014] In one embodiment, the optical film and the cover body are attached to each other by a roller rolling on the surface of the optical film.

[0015] Compared with the prior art, the utility model has at least the following advantages:

[0016] The utility model discloses a curved cover plate film laminating jig by providing a jig body and a positioning component. After the cover plate body to be laminated with the optical film is placed in the accommodating groove, one side of the optical film with the release film is attached to the cover plate body. The positioning posts on the jig body and the positioning holes on the positioning part are correspondingly penetrated to position the optical film and the cover plate body. At this time, the laminating part is torn off so that the adhesive layer of the optical film is laminated with the cover plate body under the positioning of the positioning part and the jig body. The optical film and the cover plate body are completely laminated by rolling back and forth on the surface of the optical film by a roller, thereby ensuring the laminating accuracy and improving the laminating efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for use in the embodiments are briefly introduced below.

[0018] Figure 1 A schematic diagram of the structure of a curved cover film laminating jig provided by the utility model;

[0019] Figure 2A schematic diagram of the structure of a jig body in a jig for laminating a curved cover plate provided by the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of a cover plate body in a curved cover plate film laminating jig provided by the utility model;

[0021] Figure 4 A schematic diagram of the structure of an optical film in a curved cover film laminating jig provided by the utility model;

[0022] Figure 5 The utility model provides a schematic structural diagram of a release film in a curved cover plate film sticking fixture.

[0023] Description of the drawings: 10. fixture body; 11. receiving groove; 12. positioning column; 20. cover body; 30. optical film; 31. substrate layer; 32. adhesive layer; 40. release film; 41. bonding part; 42. positioning part; 421. positioning hole; 50. half-printing line. DETAILED DESCRIPTION

[0024] In order to facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings.

[0025] A curved cover film sticking jig, referring to Figure 1-3 , including a jig body 10, the jig body 10 is arranged in a rectangular shape, and a receiving groove 11 for receiving a cover body 20 is opened on the jig body 10, the depth of the receiving groove 11 is slightly greater than the thickness of the cover body 20, the cover body 20 is accommodated in the receiving groove 11, the cover body 20 is a curved cover, and the opening shape of the receiving groove 11 is adapted to the shape of the cover body 20, so that the cover body 20 can be accommodated in the receiving groove 11.

[0026] Reference Figure 3 An optical film 30 for bonding with the cover body 20 is placed on the cover body 20. The optical film 30 includes a substrate layer 31 and an adhesive layer 32 arranged on one side of the substrate layer 31. The side of the optical film 30 with the adhesive layer 32 is used for bonding with the surface of the cover body 20.

[0027] Further, refer to Figure 3 and Figure 4 A release film 40 is attached to the side of the adhesive layer 32 away from the substrate layer 31, and the release film 40 is used to protect the adhesive layer 32 that is not attached to the cover body 20. The size of the release film 40 is larger than that of the optical film 30, and the size of the release film 40 is adapted to the size of the fixture body 10.

[0028] Reference Figure 4The release film 40 includes a bonding portion 41 and a positioning portion 42, wherein the bonding portion 41 is adapted to the size of the optical film 30, and the bonding portion 41 is used to bond with the adhesive layer 32, thereby protecting the adhesive layer 32 that is not bonded to the cover body 20. The positioning portion 42 is used to position the optical film 30 on the surface of the jig body 10, so that the optical film 30 and the cover body 20 are bonded and fixed.

[0029] Further, refer to Figure 4 A half-punching line 50 for separation is provided between the laminating portion 41 and the positioning portion 42 . The half-punching line 50 is provided along the circumferential direction of the laminating portion 41 . The half-punching line 50 is used to separate the laminating portion 41 and the positioning portion 42 .

[0030] Reference Figure 3 and Figure 5 A positioning assembly for positioning the optical film 30 is provided between the jig body 10 and the positioning portion 42. The positioning assembly includes a positioning column 12 provided on the jig body 10 and a positioning hole 421 provided through the positioning portion 42. The positioning column 12 protrudes from the surface of the jig body 10. There are multiple positioning columns 12. The multiple positioning columns 12 are all located at positions of the jig body 10 outside the receiving groove 11. The multiple positioning columns 12 are evenly distributed along the jig body 10 near three continuous sides. There are multiple positioning holes 421. The number and position of the positioning holes 421 on the positioning portion 42 correspond to the number and position of the positioning columns 12. The positioning columns 12 can be provided through the positioning holes 421.

[0031] Reference Figure 5 There is no positioning post 12 at a position near one side edge of the jig body 10, and there is no positioning hole 421 at the position of the positioning portion 42 corresponding to the jig body 10 where there is no positioning post 12, so as to facilitate the separation of the bonding portion 41 and the positioning portion 42 during the bonding process, thereby facilitating the bonding operation of the optical film 30 and the cover body 20.

[0032] Further, refer to Figure 1 After the optical film 30 is attached to the cover body 20 , a roller is used to roll on the surface of the optical film 30 so that the optical film 30 is completely attached to the cover body 20 .

[0033] Reference Figure 1After the cover body 20 to be bonded with the optical film 30 is placed in the accommodating groove 11, the side of the optical film 30 with the release film 40 is attached to the cover body 20, and the positioning column 12 on the jig body 10 and the positioning hole 421 on the positioning part 42 are correspondingly penetrated to position the optical film 30 and the cover body 20. At this time, the bonding part 41 is torn off so that the adhesive layer 32 of the optical film 30 is bonded to the cover body 20 under the positioning of the positioning part 42 and the jig body 10. The roller rolls back and forth on the surface of the optical film 30 so that the optical film 30 and the cover body 20 are completely bonded, thereby ensuring the bonding accuracy and improving the bonding efficiency.

[0034] The above-mentioned embodiments only express several implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A curved cover plate film laminating jig, characterized in that: include: A jig body (10) is provided with a receiving groove (11), a cover body (20) is accommodated in the receiving groove (11), the opening shape of the receiving groove (11) is adapted to the shape of the cover body (20), an optical film (30) for bonding with the cover body (20) is placed on the cover body (20), a positioning component for positioning the optical film (30) is provided between the optical film (30) and the jig body (10), the positioning component comprises a positioning column (12) and a positioning hole (421) provided on the jig body (10), the positioning column (12) protrudes from the surface of the jig body (10), and the positioning column (12) is penetrated into the positioning hole (421) to position the optical film (30).

2. The curved cover plate film laminating jig according to claim 1, characterized in that: The optical film (30) comprises a substrate layer (31) and an adhesive layer (32) arranged on one side of the substrate layer (31); the adhesive layer (32) is bonded to the surface of the cover plate body (20); and a release film (40) for protecting the adhesive layer (32) is bonded to the side of the adhesive layer (32) away from the substrate layer (31).

3. The curved cover plate film laminating jig according to claim 2, characterized in that: The size of the release film (40) is larger than that of the optical film (30), and the size of the release film (40) is compatible with the size of the fixture body (10).

4. The curved cover plate film laminating jig according to claim 3, characterized in that: The release film (40) includes a bonding portion (41) and a positioning portion (42), the size of the bonding portion (41) is adapted to the size of the adhesive layer (32), the bonding portion (41) is bonded to the adhesive layer (32), the positioning portion (42) positions the optical film (30) on the surface of the jig body (10), and the positioning component is arranged between the positioning portion (42) and the jig body (10).

5. The curved cover plate film laminating jig according to claim 4, characterized in that: There are a plurality of positioning posts (12), and the plurality of positioning posts (12) are all located at a position of the jig body (10) outside the receiving groove (11). The plurality of positioning posts (12) are evenly distributed along the jig body (10) near three continuous sides.

6. The curved cover plate film laminating jig according to claim 5, characterized in that: There are a plurality of positioning holes (421), and the number and positions of the positioning holes (421) correspond to the number and positions of the positioning posts (12).

7. The curved cover plate film laminating jig according to claim 6, characterized in that: A semi-punched line (50) for separation is provided between the laminating portion (41) and the positioning portion (42), and the semi-punched line (50) is provided along the circumferential direction of the laminating portion (41).

8. The curved cover plate film laminating jig according to claim 7, characterized in that: The positioning column (12) is not provided at a position close to one side edge of the jig body (10), so as to facilitate separation of the laminating portion (41) and the positioning portion (42) during the laminating process.

9. The curved cover plate film laminating jig according to claim 1, characterized in that: The optical film (30) and the cover plate body (20) are bonded together by a roller rolling on the surface of the optical film (30).

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