CN211554536U - Integrated screen for assembling and laminating planar LCD into curved surface display - Google Patents

Abstract

The utility model discloses an integrated screen for assembling and laminating a planar LCD into a curved surface display, which comprises an LCM display module and a curved surface CG with a target radian, the LCM is connected with the curved surface CG through optical cement, the LCM and the curved surface CG have the same curved surface structure, the thickness of the optical cement is consistent, the LCM display module comprises a plane LCD and a curved surface backlight component, the plane LCD and the curved surface backlight component are connected by the double-sided adhesive tape with strong viscosity, the plane LCD and the curved surface backlight component have the same curved surface structure, the utility model provides an integrated screen for assembling and laminating the plane LCD into curved surface display, the integrated screen realizes curved surface 3D touch display, solves the problems that a plane LCD is bent to a target radian and the plane LCD rebounds tension, and enables the plane LCD to always keep the target radian, thereby realizing stable curved surface 3D touch display.

Description

Integrated screen for assembling and laminating planar LCD into curved surface display

Technical Field

The utility model relates to a liquid crystal display equipment production technical field, in particular to assemble into an organic whole screen that curved surface shows with plane LCD.

Background

The curved surface display has beautiful arc-shaped appearance, wide viewing angle and equal distance from each point on the screen to eyes, can eliminate visual distortion at the edge of the screen and creates natural and comfortable impression experience. With the continuous progress of the technology, curved surface displays are widely applied to mobile phones, notebooks, televisions, automobiles and the like, have wide market prospects, and the display screen attaching technology which is efficient and easy to operate is more and more important.

In the prior art, the glass cover plate and the display module are mainly bonded in a full bonding mode and a non-full bonding mode, wherein the non-full bonding mode is also called as frame bonding, the glass cover plate and the display module are directly bonded together by using double-sided adhesive, but an air layer exists in the middle of a product bonded in the bonding mode, and the display effect is poor after light refraction; full laminating is that utilizing OCR glue, OCA optical cement or UV to glue and carry out seamless laminating between with glass apron and the display module assembly, and the air bed does not exist to this kind of laminating mode, can provide better display effect and higher screen intensity.

With the continuous development of electronic products, consumers have more and more diversified requirements on electronic display products, and curved surface 3D touch display with more technological sense is favored by consumers. Due to the technical problem of delay in the production and manufacturing of the curved-surface LCD, the curved-surface 3D touch display effect is poor, and the reliability, the display effect or the production yield cannot reach the mass production performance. Therefore, the 3D touch display is always clamped on the production technology of the curved surface 3D LCD and cannot be produced in the late stage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned defect among the prior art, provide an integrative screen that assembles the laminating into curved surface demonstration with plane LCD, integrative screen has realized that curved surface 3D touch-control shows, has solved plane LCD and has bent into target radian and plane LCD rebound tensile problem, makes plane LCD can keep the target radian always.

In order to achieve the above object, the utility model provides a with plane LCD equipment laminating become integrative screen that curved surface shows, include LCM display module and the curved surface CG that has the target radian, LCM display module passes through the optical cement with curved surface CG and is connected, LCM display module has the same curved surface structure with curved surface CG, the optical cement thickness is unanimous, LCM display module includes plane LCD and curved surface backlight unit, plane LCD is connected through the double faced adhesive tape that has strong viscidity with curved surface backlight unit, plane LCD has the same curved surface structure with curved surface backlight unit.

Preferably, the plane LCD utilizes a curved surface jig to bend the plane LCD into a target radian, the curved surface jig is provided with a powerful curved surface sucker, and the powerful curved surface sucker is provided with a plurality of suction nozzles.

Preferably, the curved surface jig and the curved surface backlight assembly have the same curvature radius.

Preferably, when the curved surface jig is taken down, a circle of gummed paper is uniformly wrapped around the LCM.

Preferably, the flat LCD has flexibility.

Preferably, the curved surface CG is a non-planar cover plate, the non-planar cover plate is integrally in an arc shape or a spherical shape, and a contact surface between the curved surface CG and the LCM display module is in an arc shape or a spherical shape.

Preferably, the curved surface CG is cover glass.

Preferably, the LCM display module consists of a flat LCD and a curved backlight assembly, and the flat LCD is arranged between the curved CG and the curved backlight assembly.

Preferably, the optical cement is a liquid optical cement layer.

Compared with the prior art, the beneficial effects of the utility model reside in that:

(1) the bottleneck of the curved-surface 3D LCD production technology cannot be overcome later, the curved-surface 3D touch display is realized by adopting the planar LCD, the technical bottleneck of the curved-surface 3D LCD is bypassed, the curved-surface 3D touch display is realized by a more direct and simpler mode, and the market first opportunity is preempted.

(2) The curved surface backlight assembly with the target radian and the planar LCD with the target radian are clamped in the middle by the curved surface CG with the target radian, so that the planar LCD can keep the target radian for a long time, and 3D touch display of the curved surface of the planar LCD is realized.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an assembly process of assembling and laminating a flat LCD into an integral screen for curved display according to the present invention;

fig. 2 is a schematic structural diagram of an integrated screen for assembling and laminating a flat LCD into a curved display.

The figure includes:

1-plane LCD, 2-curved surface jig, 21-curved surface sucker, 3-double faced adhesive tape, 4-gummed paper, 5-curved surface backlight group, 6-optical adhesive, 7-curved surface CG and 8-LCM display module.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present embodiment, and it is obvious that the described embodiment is an embodiment of the present invention, not all embodiments. Based on this embodiment in the present invention, all other embodiments obtained by the ordinary skilled person in the art without creative work all belong to the protection scope of the present invention.

Please refer to fig. 1 and 2, the utility model provides a with plane LCD equipment laminating become integrative screen that curved surface shows, including LCM display module 8 and curved surface CG7 that has the target radian, LCM display module 8 is connected through optical cement 6 with curved surface CG7, LCM display module 8 has the same curved surface structure with curved surface CG7, optical cement 6 thickness is unanimous, LCM display module 8 includes plane LCD1 and curved surface backlight unit 5, plane LCD1 is connected through the double faced adhesive tape 3 that has strong viscidity with curved surface backlight unit 5, plane LCD1 has the same curved surface structure with curved surface backlight unit 5.

The following describes the manufacturing method of the integrated screen:

the first step is as follows: a piece of flat LCD1 to be bent is extracted.

Specifically, a flat LCD1 to be bent is extracted, a pre-bending check is performed on the flat LCD1, the periphery of the flat LCD1 is wiped by dust-free cloth, dust and foreign matters are removed, and the flat LCD1 is placed on the curved jig 2.

The second step is that: the plane LCD1 is bent to a target radian by using a curved surface jig 2, and a strong curved surface suction cup 21 is arranged on the curved surface jig 2.

Specifically, plane LCD1 places on curved surface tool 2, plane LCD1 becomes the curved surface structure the same with target radian camber through the powerful curved surface sucking disc 21 that installs on the curved surface tool 2, forms the curved surface and to the full laminating mode of curved surface, can simplify the degree of difficulty that plane LCD1 and backlight unit 5's curved surface laminated entirely, improves laminating efficiency.

The third step: the curved LCD1 is fixed on the curved backlight assembly 5 with the target curvature by the double-sided adhesive tape 3 with strong adhesiveness to form the LCM display module 8.

Specifically, the double-sided tape 3 may be implemented by a dispensing device, or may be implemented by a manual tape application process, and the double-sided tape 3 not only serves to firmly fix the curved LCD1 on the backlight assembly 5, but also serves to maintain the curved LCD1 at a target radian.

The fourth step: evenly wrap up a round adhesive tape 4 around LCM display module 8, loosen powerful curved surface sucking disc 21, take off curved surface tool 2 from LCM display module 8.

Specifically, the adhesive tape 4 is used for preventing air from entering between the curved surface LCD1 and the backlight assembly 5 to form an air layer in the process of taking down the jig, so that the curved surface LCD1 is not firmly contacted with the backlight assembly 5 to cause defective products.

The fifth step: and (3) fully jointing the fixed LCM 8 and the curved surface CG7 with the target radian by using the optical cement 6.

Specifically, the optical cement 6 can be realized by a glue dispensing device, the optical cement 6 is liquid optical cement, the liquid optical cement is conventional liquid optical cement, and the optical cement 6 is OCA optical cement. The pre-curing of the optical cement 6 can be achieved by means of a heating device, by means of which the problem of glue spillage before and during the application process can be solved.

The optical cement 6 is arranged between the curved surface CG7 and the LCM display module 8, the curved surface CG7 and the LCM display module 8 have curved surface structures with the same curvature, and the curved surface CG7 and the LCM display module 8 are completely attached to form an integrated screen.

The curved backlight module 5 with the target radian and the curved CG7 with the target radian sandwich the flat LCD1 bent to the target radian to play a role in fixing, so that the flat LCD1 maintains the target radian for a long time, thereby implementing 3D touch display of the curved surface of the flat LCD 1.

Plane LCD1 utilizes curved surface tool 2 to become the target radian with plane LCD1 crooked, curved surface tool 2 facial make-up is equipped with powerful curved surface sucking disc 21, powerful curved surface sucking disc 21 is provided with a plurality of suction nozzles, and the effect of a plurality of suction nozzles is with plane LCD1 crooked target radian, and a plurality of suction nozzles can make the atress more even, prevent to lead to damaging because stress concentration.

The curved surface jig 2 and the curved surface backlight assembly 5 have the same curvature radius.

When curved surface tool 2 took off, evenly wrapped round adhesive tape 4 around LCM display module 8, the effect of adhesive tape 4 is preventing taking off the tool in-process, there is the air admission between curved surface LCD1 and the subassembly 5 in a poor light, forms the air bed, makes curved surface LCD1 and the subassembly 5 in a poor light contact insecure, causes the defective products.

The flat LCD1 is flexible and can be bent to a target curvature.

The curved surface CG7 is a non-planar cover plate, the non-planar cover plate is integrally in an arc or spherical shape, and the contact surface of the curved surface CG7 and the LCM display module 8 is in an arc or spherical shape.

The curved surface CG7 is protective glass.

The LCM 8 is composed of a plane LCD1 and a curved backlight module 5, the plane LCD1 is arranged between a curved surface CG7 and the curved backlight module 5, the curved backlight module 5 with a target radian and the plane LCD1 bent to the target radian are clamped between the curved surface CG7 with the target radian, so that the plane LCD1 can keep the target radian for a long time, and the 3D touch display of the plane LCD1 curved surface is realized.

To sum up, the beneficial effects of the utility model reside in that:

(1) the bottleneck of the curved-surface 3D LCD production technology cannot be overcome later, the curved-surface 3D touch display is realized by adopting the planar LCD, the technical bottleneck of the curved-surface 3D LCD is bypassed, the curved-surface 3D touch display is realized by a more direct and simpler mode, and the market preemption is preempted.

(2) The curved backlight assembly 5 having the target curvature and the curved surface CG7 having the target curvature sandwich the flat LCD1 bent to the target curvature to play a role in fixing, so that the flat LCD1 maintains the target curvature for a long time, thereby implementing curved 3D touch display of the flat LCD 1.

Claims (9)

1. The utility model provides a with integrative screen that plane LCD equipment laminating becomes curved surface and shows, its characterized in that, includes LCM display module assembly (8) and curved surface CG (7) that have the target radian, LCM display module assembly (8) are connected through optical cement (6) with curved surface CG (7), LCM display module assembly (8) have the same curved surface structure with curved surface CG (7), optical cement (6) thickness is unanimous, LCM display module assembly (8) include plane LCD (1) and curved surface backlight unit (5), plane LCD (1) are connected through double faced adhesive tape (3) that have strong viscidity with curved surface backlight unit (5), plane LCD (1) have the same curved surface structure with curved surface backlight unit (5).

2. The integrated screen for assembling and attaching a flat LCD into a curved display according to claim 1, wherein the flat LCD (1) utilizes a curved jig (2) to bend the flat LCD (1) into a target radian, the curved jig (2) is provided with a powerful curved sucker (21), and the powerful curved sucker (21) is provided with a plurality of suction nozzles.

3. The integrated screen for assembling and attaching a flat LCD into a curved display according to claim 2, wherein the curved jig (2) and the curved backlight assembly (5) have the same curvature radius.

4. The integrated screen for assembling and adhering the flat LCD into the curved display as claimed in claim 2, wherein when the curved fixture (2) is removed, a circle of gummed paper (4) is uniformly wrapped around the LCM display module (8).

5. A unitary panel for assembling a flat LCD to fit a curved display according to claim 1, wherein the flat LCD (1) is flexible.

6. The integrated screen of claim 1, wherein the curved surface CG (7) is a non-planar cover plate, the non-planar cover plate is an arc or spherical surface as a whole, and the contact surface between the curved surface CG (7) and the LCM display module (8) is an arc or spherical surface.

7. The integrated screen for assembling and fitting a flat LCD into a curved display as claimed in claim 6, wherein the curved CG (7) is a cover glass.

8. The integrated screen for assembling and pasting a flat LCD into a curved display according to claim 1, wherein the LCM display module (8) is composed of a flat LCD (1) and a curved backlight assembly (5), and the flat LCD (1) is arranged between the curved CG (7) and the curved backlight assembly (5).

9. The integrated screen for assembling and fitting a flat LCD into a curved display according to claim 1, wherein the optical adhesive (6) is a liquid optical adhesive layer.

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