CN110114744B - A portable device screen assembly method and portable device - Google Patents

Abstract

A method of assembling a portable device screen, comprising: the display module (2) and the cover glass (1) are arranged in the shell (3) (301); set up the adhesive between the side edge of display module assembly (2) and the inside wall of casing (3), make the side edge of display module assembly (2) and the inside wall of casing (3) bond (302) through the adhesive. The portable electronic device is suitable for portable devices such as mobile phones, tablet computers, intelligent bracelets, intelligent watches and notebook computers. The mode that the back point was glued and the side bonds is adopted, furthest's reduction display module assembly (2) side edge to with casing (3) lateral wall's distance, and then reduced the screen black border, improved the screen and accounted for the ratio, promoted the use of equipment and experienced, solved the defect of screen light leak simultaneously.

Description

A portable device screen assembly method and portable device

technical field

The present application relates to the field of electronic devices, and in particular, to a method for assembling a screen of a portable device and a portable device.

Background technique

At present, the assembly of the portable device screen is usually realized by dispensing or self-adhesive solution. The inner side wall of the casing has a sticking platform structure, which provides a sticking space for the adhesive, or the bottom of the display module is glued to the casing, or the cover is attached. The side wall of the plate glass is bonded to the casing, or the two are used together. In the prior art, the bonding platform structure of the side wall of the casing restricts the width of the frame of the screen of the portable device, so it cannot be made narrower, and the screen presents black borders. , affecting the increase of the screen ratio of the portable device screen, the visual effect is poor, and the side wall of the display module is not directly sealed, resulting in the defect of light leakage on the portable device screen.

SUMMARY OF THE INVENTION

The embodiments of the present invention are intended to solve the defects existing in the prior art.

In order to achieve the above purpose, a first aspect of the embodiments of the present invention provides a method for assembling a screen of a portable device, including: placing a display module and a cover glass in a casing; An adhesive is arranged between the inner side walls, so that the side edge of the display module and the inner side wall of the casing are bonded by the adhesive.

Preferably, placing the display module and the cover glass in the casing includes: fixing the display module and the cover glass; inverting the upper surface of the casing on the platform surface; placing the display module and the cover glass The upper surface of the glass is placed upside down inside the cabinet on the surface of the platform.

Preferably, the fixed connection between the display module and the cover glass includes: realizing the fixed connection before the display module and the cover glass are placed in the casing, or firstly placing the upper surface of the cover glass upside down on the platform The upper surface of the display module is then placed upside down on the lower surface of the cover glass to achieve a fixed connection during the assembly process.

Preferably, an adhesive is arranged between the side edge of the display module and the inner side wall of the casing, including: dispensing glue between the side edge of the display module and the inner side wall of the casing from the lower surface of the display module.

Preferably, the adhesive is a liquid adhesive, and the adhesive is naturally dried after the dispensing is completed, so that the side edge of the display module and the inner side wall of the casing are bonded by the adhesive.

Preferably, the adhesive is laser glue, and after the dispensing is completed, laser is used to activate both sides of the adhesive, so that the side edge of the display module and the inner side wall of the casing are bonded by the adhesive.

Preferably, the adhesive is foamed glue. After the dispensing is completed, a heating device is used to activate both sides of the adhesive, so that the side edge of the display module and the inner side wall of the casing are bonded by the adhesive.

A second aspect of the embodiments of the present invention further provides a method for assembling a screen of a portable device, comprising: applying an adhesive to the inner sidewall of the casing or the side edge of the display module; activating the adhesive to be close to the inner sidewall of the casing or On one side of the side edge of the display module, the adhesive is bonded to the inner side wall of the casing or the side edge of the display module; the display module and the cover glass are placed in the casing; the activation adhesive is not Activate the side to make the adhesive bond with the inner side wall of the cabinet or the side edge of the display module.

Preferably, placing the display module and the cover glass in the casing includes: fixing the display module and the cover glass; placing the upper surface of the casing on the platform surface; placing the display module and the cover plate The upper surface of the glass is placed inside the cabinet on the surface of the platform.

Preferably, the fixed connection between the display module and the cover glass includes: realizing the fixed connection before the display module and the cover glass are placed in the casing, or firstly placing the upper surface of the cover glass upside down on the casing on the surface of the platform Inside, the upper surface of the display module is placed upside down on the lower surface of the cover glass to achieve a fixed connection during the assembly process.

Preferably, the adhesive is laser glue, and activating the adhesive includes: activating with a laser.

Preferably, the adhesive is styrofoam; activating the side of the adhesive close to the inner side wall of the cabinet or the side edge of the display module includes: activating with side pressure; activating the side where the adhesive is not activated , including: activation with heat-generating equipment.

A third aspect of the embodiment of the present invention also provides a portable device, comprising: a display module, a cover glass and a casing; the display module and the cover glass are fixedly connected, and the cover glass covers the display module; The inner side wall is flat; the display module and the cover glass are accommodated in the casing; the side edge of the display module and the inner side wall of the casing are bonded by an adhesive.

Preferably, the center of the display module is overlapped with the center of the cover glass; the side edges of the cover glass are close to the inner sidewall of the casing; the adhesive is arranged under the cover glass, and the inner sidewall of the casing and the display in the gap between the side edges of the module.

Preferably, the adhesive is laser glue, styrofoam or liquid adhesive.

Preferably, the display module is a display module including a liquid crystal display or a display module including an organic light emitting diode display.

Description of drawings

1 is a schematic diagram of a mobile phone screen in the prior art;

2 is a schematic diagram of a mobile phone screen according to an embodiment of the present invention;

3 is a flowchart of a method for assembling a mobile phone screen according to Embodiment 1 of the present invention;

4 is a schematic diagram of a method for assembling a mobile phone screen according to Embodiment 1 of the present invention;

5 is a flowchart of a method for assembling a mobile phone screen according to Embodiment 2 of the present invention;

FIG. 6 is a flowchart of a method for assembling a mobile phone screen according to Embodiment 3 of the present invention.

Detailed ways

In order to make the objectives, technical solutions and advantages of the embodiments of the present invention clearer, the specific implementations of the embodiments of the present invention will be further described in detail below with reference to the accompanying drawings.

The embodiments of the present invention relate to a method for assembling a screen in a portable device, wherein the portable device is any portable device including a screen, such as a mobile phone, a tablet computer, a smart bracelet, or a notebook computer, which is not limited herein.

The following takes the portable device as a mobile phone as an example for detailed description.

1 is a schematic diagram of a mobile phone screen in the prior art. In the prior art, the mobile phone screen includes a display module 2, a cover glass 1 and a casing 3, wherein the cover glass 1 and the display module 2 are fixedly connected , the inner side wall of the casing 3 has a step-type sticking platform 301 structure, the adhesive 4 is arranged on the upper surface of the sticking platform 301, the cover glass 1 forms an adhesive surface on the upper surface of the sticking platform 301 through the adhesive 4 and the mobile phone The case 3 is glued. Due to the existence of the pasting platform 301, the distance between the display area of the display module 2 and the casing 3 is large, and there are black borders, which affects the screen ratio of the mobile phone screen, and the visual effect is poor. At the same time, the display module is not completely closed. There is a problem of light leakage.

FIG. 2 is a schematic diagram of a screen of a mobile phone according to an embodiment of the present invention.

Specifically, the cover glass 1 of the mobile phone screen covers the display module 2, the inner side wall of the casing 3 is flat, the cover glass 1 and the display module 2 are accommodated in the casing 3, and the adhesive 4 is arranged on the display module 2 between the side edge and the inner side wall of the casing 3, so as to bond the display module 2 and the casing 3, since the inner side wall of the casing 3 is a plane, the pasting platform 301 in the prior art as shown in FIG. 1 is omitted, The distance from the side edge of the display module 2 to the outer side wall of the casing 3 is reduced, thereby reducing the black border of the screen and increasing the screen ratio.

Further, the center of the display module 2 is overlapped with the center of the cover glass 1, and the length of the cover glass 1 is longer than that of the display module 2; 4 is arranged under the cover glass 1, and in the gap between the inner side wall of the casing 3 and the side edge of the display module 2, the side wall of the display module 2 of the mobile phone screen is completely closed, and the light leakage of the mobile phone screen is made up at the same time. Defects.

FIG. 3 is a flowchart of a method for assembling a mobile phone screen according to Embodiment 1 of the present invention.

Step 301, the display module and the cover glass are assembled into the casing.

Specifically, the inner side wall of the casing provided by the first embodiment of the present invention is different from the casing in the prior art, and there is no bonding step on the inner side wall of the casing in the prior art, and the support of the display module and the cover glass by the bonding step is omitted. .

4 is a schematic diagram of a method for assembling a mobile phone screen according to Embodiment 1 of the present invention. When assembling the mobile phone screen, in order to ensure that the display module 2 and the cover glass 1 of the mobile phone screen are firmly bonded to the casing 3, as shown in FIG. 4 As shown, during assembly, the cover glass 1 can be fixed on the flat workbench with the front side facing down, and then the casing 3 can be assembled on the outside of the fixedly connected display module 2 and the cover glass 1, so that the display module 2 and the cover glass 1 can be assembled. The cover glass 1 is accommodated in the casing 3; during assembly, the upper surface of the casing 3 can also be placed upside down on the surface of the platform, and after the display module 2 and the cover glass 1 are fixedly connected, the cover glass 1 The upper surface of the platform is placed upside down in the casing 3 on the surface of the platform.

Among them, the display module 2 and the cover glass 1 can be fixedly connected in advance, or can be fixedly connected during the assembly process. The upper surface of 2 is inverted on the lower surface of the cover glass 1 to realize the fixed connection between the display module 2 and the cover glass 1. The fixing method of the display module 2 and the cover glass 1 is not limited here, and can be Any method in the prior art.

The above-mentioned way of assembling the display module and the cover glass into the casing does not require the support of the casing 3 to the fixedly connected display module 2 of the mobile phone screen and the cover glass 1, omitting the prior art shown in FIG. 1 . At the same time, it is ensured that the fixedly connected display module 2 and the cover glass 1 and the casing 3 can be bonded in all directions.

In step 302, an adhesive is arranged between the side edge of the display module and the inner side wall of the casing, so that the side edge of the display module and the inner side wall of the casing are bonded by the adhesive.

An adhesive is arranged between the side edge of the display module and the inner side wall of the casing, and glue is dispensed between the side edge of the display module and the inner side wall of the casing from the lower surface of the display module.

Specifically, the adhesive is a liquid adhesive, and the adhesive is naturally dried after the dispensing is completed, so that the side edge of the display module and the inner side wall of the casing are bonded by the adhesive.

Specifically, the adhesive is laser glue, and after the dispensing is completed, the two sides of the adhesive are activated by laser, so that the side edge of the display module and the inner side wall of the casing are bonded by the adhesive;

Specifically, the adhesive is foamed glue. After the dispensing is completed, a heating device is used to activate both sides of the adhesive, so that the side edge of the display module and the inner side wall of the casing are bonded by the adhesive.

FIG. 5 is a flowchart of a method for assembling a mobile phone screen according to Embodiment 2 of the present invention.

Step 501, applying laser glue on the inner sidewall of the casing.

Step 502 , activate the laser glue on one side of the inner side wall of the casing with a laser, so that the laser glue is bonded to the inner wall of the casing.

Step 503, placing the display module and the cover glass in the casing.

Specifically, the display module and the cover glass are fixedly connected, the upper surface of the casing is placed on the surface of the platform, and the upper surface of the fixedly connected display module and the cover glass is placed on the casing on the platform surface. Inside. The laser glue enables the casing to support and fix the fixedly connected display module and the cover glass, replacing the pasting platform in the prior art.

Step 504 , activate the non-activated side of the laser glue with a laser, so that the laser glue is bonded to the side edge of the display module.

During the assembly process, first place the upper surface of the casing on the platform surface, and then place the fixedly connected display module and the cover glass on the platform surface with the upper surface facing upwards. Activate the laser glue twice, so that the display module and the casing are bonded on both sides by the laser glue, so that the display module and the casing form side bonding, which minimizes the adhesion between the display module and the casing of the mobile phone screen. The connection distance is reduced, the width of the cover glass is reduced, and the width of the chassis frame is reduced to achieve the effect shown in Figure 2.

Alternatively, first apply laser glue on the side edge of the display module, activate the laser glue on the side close to the side edge of the display module, then place the fixedly connected display module and cover glass in the casing, and then use The laser-activated side of the laser glue is not activated, so that the casing, the fixedly connected display module and the cover glass are bonded by the laser glue.

FIG. 6 is a flowchart of a method for assembling a mobile phone screen according to Embodiment 3 of the present invention.

Step 601, applying styrofoam to the inner sidewall of the casing.

Step 602 , activate the side of the foam glue close to the inner side wall of the casing with side pressure, so that the foam glue is bonded to the inner wall of the casing.

Step 603, placing the display module and the cover glass in the casing.

Specifically, the display module and the cover glass are fixedly connected, the upper surface of the casing is placed on the surface of the platform, and the upper surface of the fixedly connected display module and the cover glass is placed on the casing on the platform surface. Inside. The styrofoam enables the casing to support and fix the fixedly connected display module and the cover glass, replacing the sticking platform in the prior art.

Step 604 , activate the unactivated side of the styrofoam with a heating device, so that the styrofoam is bonded to the side edge of the display module.

During the assembly process, first place the upper surface of the casing on the platform surface, and then place the fixedly connected display module and the cover glass on the platform surface with the upper surface facing upwards. Activate the styrofoam twice, so that the display module and the casing are bonded on both sides through the styrofoam, so that the display module and the casing form side bonding, which minimizes the gap between the display module and the casing of the mobile phone screen. The bonding distance is reduced, the width of the cover glass is reduced, and the width of the chassis frame is reduced. Similarly, the effect shown in Figure 2 is achieved.

Alternatively, first apply styrofoam on the side edge of the display module, activate the side of the styrofoam close to the side edge of the display module with side pressure, and then place the fixedly connected display module and cover glass in the casing. , and then use a heating device to activate the unactivated side of the styrofoam, so that the casing and the fixedly connected display module and the cover glass are bonded through the styrofoam.

The above embodiments are applicable to mobile phone screens whose cover glass is longer than the display module, and the adhesive is liquid adhesive, laser glue or styrofoam, which can prevent the adhesive from scratching the cover glass; if the cover glass is The length of the display module is not greater than that of the display module. During the process of assembling the adhesive between the side edge of the display module and the inner side wall of the casing, if the adhesive is scratched against the cover glass, the excess adhesive needs to be wiped off. Avoid affecting the beauty of the phone screen.

The display module may be a display module including a liquid crystal display or a display module including an organic light emitting diode display.

The above are only specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art can easily think of changes or substitutions within the technical scope disclosed by the present invention. should be included within the protection scope of the present invention. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims (11)

1. A method of assembling a screen of a portable device, comprising:

placing the display module and the cover plate glass in the shell;

arranging an adhesive between the side edge of the display module and the inner side wall of the casing, so that the side edge of the display module and the inner side wall of the casing are bonded through the adhesive;

wherein, arrange display module assembly and cover plate glass in the casing, include:

fixedly connecting the display module with the cover plate glass;

placing the upper surface of the shell upside down on the surface of a platform;

the upper surfaces of the display module and the cover glass are placed in the shell of the surface of the platform in a downward-facing mode;

the display module assembly with cover plate glass fixed connection includes:

the fixed connection is realized before the display module and the cover glass are arranged in the shell, or,

firstly, the upper surface of the cover glass is placed in the shell on the surface of the platform in an inverted mode, and then the upper surface of the display module is placed in the lower surface of the cover glass in an inverted mode so as to achieve the fixed connection in the assembling process;

the side edge of display module assembly with set up the adhesive between the inside wall of casing, include:

and dispensing glue between the lower surface of the display module and the side edge of the display module and the inner side wall of the shell.

2. The method as claimed in claim 1, wherein the adhesive is a liquid adhesive, and the adhesive is naturally dried after the dispensing is completed, so that the side edge of the display module and the inner side wall of the housing are bonded by the adhesive.

3. The method as claimed in claim 1, wherein the adhesive is a laser adhesive, and after the dispensing is completed, laser is used to activate both sides of the adhesive, so that the side edges of the display module and the inner side walls of the chassis are bonded by the adhesive.

4. The method as claimed in claim 1, wherein the adhesive is a foaming adhesive, and after the dispensing is completed, a heating device is used to activate both sides of the adhesive, so that the side edges of the display module and the inner side walls of the housing are bonded by the adhesive.

5. A method of assembling a screen of a portable device, comprising:

applying adhesive to the inner side wall of the shell or the side edge of the display module;

activating one side of the adhesive close to the inner side wall of the machine shell or the side edge of the display module to enable the adhesive to be bonded with the inner side wall of the machine shell or the side edge of the display module;

placing the display module and the cover plate glass in the shell;

activating the side of the adhesive which is not activated to enable the adhesive to be bonded with the inner side wall of the machine shell or the side edge of the display module;

wherein, arrange display module assembly and cover plate glass in the casing, include:

fixedly connecting the display module with the cover plate glass;

placing the upper surface of the housing facing upward on a surface of a platform;

placing the display module and the cover glass into the shell of the platform surface with the upper surfaces facing upwards;

the display module assembly with cover plate glass fixed connection includes:

the fixed connection is realized before the display module and the cover glass are arranged in the shell, or,

firstly, the upper surface of the cover glass is placed in the shell on the surface of the platform in an inverted mode, and then the upper surface of the display module is placed in the lower surface of the cover glass in an inverted mode so as to achieve the fixed connection in the assembling process;

apply the adhesive at the lateral margin of the inside wall of casing or display module assembly, include:

and dispensing glue between the lower surface of the display module and the side edge of the display module and the inner side wall of the shell.

6. The method of claim 5, wherein the adhesive is a laser glue, and wherein activating the adhesive comprises: activation is performed with a laser.

7. The method of claim 5, wherein the adhesive is a foam;

the activating the adhesive on a side near the inner side wall of the housing case or the side edge of the display module includes: activation is performed by side pressure;

the side of the adhesive that is not activated by the activation includes: activation is performed with a heat generating device.

8. A portable device comprises a display module, a cover plate glass and a casing;

the display module is fixedly connected with the cover plate glass, and the cover plate glass covers the display module;

the inner side wall of the shell is a plane;

the display module and the cover plate glass are contained in the shell;

the side edge of the display module is bonded with the inner side wall of the shell through an adhesive;

the display module and the cover plate glass are accommodated in the shell in the following modes:

after the display module and the cover glass are fixedly connected, the upper surface of the shell is placed on the surface of a platform in a downward-facing mode, and then the upper surfaces of the display module and the cover glass are placed in the shell on the surface of the platform in a downward-facing mode;

the display module assembly with the mode of glass cover fixed connection does: the display module and the cover glass are fixedly connected before being placed in a shell, or the upper surface of the cover glass is placed in the shell on the surface of the platform in an inverted mode, and then the upper surface of the display module is placed in the lower surface of the cover glass in an inverted mode so that the display module and the cover glass are fixedly connected in the assembling process;

the side edge of the display module and the inner side wall of the machine shell are bonded by an adhesive in a mode that: and dispensing glue between the lower surface of the display module and the side edge of the display module and the inner side wall of the shell.

9. The portable device of claim 8,

the center of the display module is superposed with the center of the cover plate glass;

the side edge of the cover glass abuts against the inner side wall of the machine shell;

the adhesive is arranged below the cover plate glass and in a gap between the inner side wall of the shell and the side edge of the display module.

10. A portable device according to claim 8 or 9, wherein said adhesive is a laser glue, a foam glue or a liquid adhesive.

11. The portable device according to any one of claims 8-9, wherein the display module is a display module comprising a liquid crystal display or a display module comprising an organic light emitting diode display.

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