TWI381203B - Glossy screen and method of manufacturing the same - Google Patents

Description

Mirror screen and manufacturing method thereof

The present invention relates to a mirror screen and a method of manufacturing the same, and more particularly to a mirror screen that can be applied to various electronic devices and a method of manufacturing the same.

The mirror screen is the goal that the industry has been pursuing because of its durability, deformation resistance, good display effect, and simple and beautiful appearance. Taking a notebook computer as an example, the mirror screen includes a mirror screen panel, a front frame, a liquid crystal display panel and a rear case. The current mirror screen manufacturing method comprises: forming a mirror screen board, a front frame, a liquid crystal display panel and a rear case respectively; assembling a liquid crystal display panel between the front frame and the rear case; and glue the mirror screen board to the front by using glue On the frame.

However, in the process of manufacture and use, the method is prone to many problems such as degumming, overflowing or mirror screen panel unevenness, short circuit, etc., and the cost is high, the efficiency is low, and mass production is not utilized. In addition, since the mirror screen manufactured by this method uses a glue-glued mirror screen panel, the mirror screen cannot be recycled after being discarded. Therefore, it is necessary to develop a new type of mirror screen and a manufacturing method thereof.

An object of the present invention is to provide a mirror screen and a method of manufacturing the same, which are practical, durable, low in cost, high in production efficiency, and environmentally friendly.

In order to achieve the above object, the present invention provides a mirror screen, comprising: a mirror screen housing, a liquid crystal display panel, and a rear housing, wherein the liquid crystal display panel is fixedly disposed between the mirror screen housing and the rear housing. The mirrored screen housing includes a The mirror screen substrate and a front frame portion are integrally formed on the mirror screen substrate.

The present invention also provides a method of fabricating a mirror screen, the method comprising the steps of forming a mirrored screen housing, wherein forming the mirrored screen housing comprises the steps of: providing a mold; providing a mirrored screen substrate injection device and a front frame injection molding device The mold is aligned with the mirror screen substrate injection molding device to form a mirror screen substrate; and the front frame portion is injection molded directly onto the mirror screen substrate.

Compared with the prior art, the mirror screen of the present invention and the manufacturing method thereof directly form the front frame portion of the liquid crystal display on the mirror screen substrate, so that the front frame portion and the mirror screen substrate form an integral structure, and the glue is not glued, and the source is reduced from the source. And control the use of toxic and hazardous substances in electronic products, improve the recovery rate and resource utilization rate of electronic products, avoid the environmental pollution of e-waste in the process of resource utilization, fully comply with environmental protection requirements, and have simple manufacturing methods and costs. Low, high production efficiency, the mirror screen manufactured by the method of the invention is durable and does not cause problems such as degumming and deformation.

In order to make the above-mentioned contents of the present invention more comprehensible, a preferred embodiment will be described below, and in conjunction with the drawings, a detailed description is as follows:

Please refer to FIG. 1 and FIG. 2 . FIG. 1 is a schematic cross-sectional view of a mirror screen of the present invention, and FIG. 2 is a schematic exploded view of a mirror screen of the present invention. The mirror screen 100 of the present invention can be applied to various electronic devices. For example, a desktop computer, a notebook computer, a mobile phone, etc., the mirror screen 100 includes: a mirrored screen shell The liquid crystal display panel 2 and the rear housing 3 are fixedly disposed between the mirrored screen housing 1 and the rear housing 3. Referring to FIG. 3, FIG. 3 is a schematic plan view of a mirror screen housing of a mirror screen of the present invention. The mirror screen housing 1 includes a mirror screen substrate 11 and a front frame portion 12, and the mirror screen substrate 11 is substantially The front frame portion 12 is integrally formed on an edge portion of the surface 111 of one of the mirror screen substrates 11, and its edge is flush with the peripheral edge 110 of the mirror screen substrate 11. According to actual needs, the edge of the front frame portion 12 may extend beyond the periphery 110 of the mirrored screen substrate 11 or at a certain distance from the peripheral edge 110 of the mirrored screen substrate 11. For example, as shown in FIG. 4A, a schematic cross-sectional view of a mirrored screen housing of another embodiment of the mirror screen of the present invention, the front frame portion 12 extends beyond and surrounds the periphery 110 of the mirrored screen substrate 11, and the other of the mirrored screen substrate 11 Surface 112 is flush. Further, as shown in FIG. 4B, which is a schematic cross-sectional view of a mirrored screen housing according to still another embodiment of the mirror screen of the present invention, the front frame portion 12 is spaced apart from the peripheral edge 110 of the mirrored screen substrate 11. The mirror screen substrate 11 is made of an acrylic material or a resin, and the front frame portion 12 is made of an engineering plastic, a resin, a carbon fiber material, a metal, or the like. According to actual needs, some special functions of the plating layer may be added to the surface of the mirror screen substrate 11, for example, an anti-reflection coating (not shown) is added to increase the transmittance, and an anti-radiation layer (not shown) is added to have radiation protection. And block harmful light and other functions.

Please refer to FIG. 5 and FIG. 6 , FIG. 5 is a schematic diagram illustrating a manufacturing process of the mirror screen of the present invention, and FIG. 6 is a schematic flow chart of manufacturing the mirror screen of the present invention, and a method for manufacturing the mirror screen of the present invention, including The following steps: respectively forming a mirror screen housing, a liquid crystal display panel and a rear housing; and assembling the liquid crystal display panel between the mirror screen housing and the rear housing; wherein forming the mirror screen housing comprises the following steps: A mold (not numbered) is provided; a mirror screen substrate injection device 61 and a front frame portion injection device 62 are provided, and the mirror screen substrate injection device 61 and the front frame portion injection device 62 may be vertical two-color injection devices or horizontal two-color injection molding. The device may also be a vertical monochrome injection molding device or a horizontal monochrome injection molding device; the mold is aligned with the mirror screen substrate injection device 61 to form a mirror screen substrate 11; and the front frame portion 12 is injection molded on the mirror substrate 11 Thus, the mirrored screen housing 1 is formed.

In a preferred embodiment of the present invention, forming the mirrored screen housing 1 includes the following steps: providing a mold including a movable mold side 4, a first fixed mold side 51, and a second fixed mold side 52, wherein The movable mold side 4 has a cavity corresponding to the shape of the mirror screen substrate 11, and the first fixed mold side 51 has a plane corresponding to the surface (111 or 112) of the mirror screen substrate 11 for mating with the movable mold side 4 to form a mirror surface. The screen substrate 11, the second fixed mold side 52 has a cavity corresponding to the shape of the front frame portion 12 for mating with the movable mold side 4 to form the front frame portion 12; a mirror screen substrate injection device 61 and a front frame portion are provided Injection molding device 62; injecting the movable mold side 4 with the mirror screen substrate injection molding device 61, and using the first fixed mold side 51 and the movable mold side 4 to form the mirror screen substrate 11; and forming the mirrored screen substrate 11 together The movable mold side 4 is transferred together to the front frame injection molding device 62, directly injection molded on the mirror screen substrate 11, and the second fixed mold side 52 is engaged with the movable mold side 4 to form the front frame portion 12, thus A mirrored screen housing 1 is formed.

In the preferred embodiment, the mirrored substrate 11 formed is moved together. The step of transferring the mold side 4 together with the front frame portion injection molding device 62 is to align the mirror screen substrate 11 together with the movable mold side 4 along the peripheral periphery of the movable mold side 4 by 180 degrees, and then align the front frame portion injection molding device 62. . In other embodiments, the present invention may also adopt a manufacturing method of a transfer injection product: first, two single-color vertical or two horizontal injection molding machines are used as the mirror screen substrate injection device 61 and the front frame portion injection device 62, first The mirror screen substrate 11 is injection-molded, and the mirror screen substrate 11 is taken out from the mold and placed on the front frame portion injection molding device 62 to be injection molded to form the front frame portion 12, thereby forming the mirror screen housing 1.

Please note that the steps of forming the mirror screen housing 1, the liquid crystal display panel 2, and the rear housing 3 are independent of each other, and the manufacturing order of the three is in no particular order, and may be performed simultaneously or sequentially according to actual conditions.

The structure and principle of the mold and the injection molding apparatus used in the present invention are well known to those skilled in the art, and thus a detailed description of the structure and principle thereof is omitted.

The mirror screen of the invention and the manufacturing method thereof are formed by directly molding the front frame portion of the liquid crystal display on the mirror screen substrate, so that the front frame portion and the mirror screen substrate form an integral structure, and the glue is not glued, and the toxic products in the electronic product are reduced and controlled from the source. The use of harmful substances improves the recovery rate and resource utilization rate of electronic products, avoids the environmental pollution of e-waste in the process of resource utilization, fully meets environmental protection requirements, and has simple manufacturing methods, low cost, high production efficiency, and utilization. The mirror screen manufactured by the method of the invention is durable and does not cause problems such as degumming and deformation.

While the invention has been described above in terms of the preferred embodiments, the invention is not intended to limit the invention, and the invention may be practiced without departing from the spirit and scope of the invention. The scope of protection of the present invention is therefore defined by the scope of the appended claims.

Mirror screen housing ‧‧1

Mirror screen ‧‧100

Mirror screen substrate ‧‧11

Perimeter ‧‧110

Surface ‧‧11111

Another surface ‧ ‧ 112

Front frame ‧ ‧ ‧

LCD panel ‧‧2

Rear casing ‧‧3

Movable side ‧‧4

The first mold side ‧ ‧

Second fixed side ‧‧ ‧

Mirror screen substrate injection unit ‧‧61

Front frame injection unit ‧‧62

Figure 1 is a schematic view showing the cross-sectional assembly of the mirror screen of the present invention.

Figure 2 is a schematic exploded view of the cross section of the mirror screen of the present invention.

Figure 3 is a plan view of the mirrored screen housing of the mirror screen of the present invention.

4A is a schematic cross-sectional view of a mirrored screen housing of another embodiment of the mirror screen of the present invention.

4B is a schematic cross-sectional view showing a mirrored screen housing of still another embodiment of the mirror screen of the present invention.

Fig. 5 is a schematic view showing the manufacturing process of the apparatus using the mirror screen of the present invention.

Fig. 6 is a flow chart showing the manufacture of the mirror screen of the present invention.

Claims (18)

A mirror screen includes: a mirrored screen housing including a mirror screen substrate and a front frame portion integrally formed on the mirror screen substrate; a liquid crystal display panel; and a rear housing, the liquid crystal display panel The device is assembled between the mirrored screen housing and the rear housing. The mirror screen of claim 1, wherein the front frame portion is integrally formed on an edge portion of a surface of the mirror screen substrate. The mirror screen of claim 2, wherein the front frame portion extends beyond an edge of the surface of the mirror screen substrate to surround a periphery of the mirror screen substrate. The mirror screen of claim 3, wherein one surface of the front frame portion is flush with the other surface of the mirror screen substrate. The mirror screen of claim 2, wherein the edge of the front frame portion is flush with the periphery of the mirror screen substrate or at a distance from the periphery of the mirror screen substrate. The mirror screen of claim 1, wherein the mirror screen substrate is made of acrylic material or resin, and the front frame portion is made of engineering plastics, resin, carbon fiber material or metal. A method for manufacturing a mirror screen, comprising the steps of forming a mirror screen housing, the step of forming a mirror screen housing comprising the steps of: providing a mold; providing a mirror screen substrate injection device and a front frame portion injection device; The quasi-mirror screen substrate injection molding device is injection molded to form a mirror screen substrate; A front frame portion is injection molded on the mirror screen substrate. The method for manufacturing a mirror screen according to claim 7, further comprising the steps of separately forming a liquid crystal display panel and a rear case. The method for manufacturing a mirror screen according to claim 8, further comprising the step of assembling the liquid crystal display panel between the mirrored screen housing and the rear housing. The method for manufacturing a mirror screen according to claim 7, further comprising the step of injection molding the front frame portion on an edge portion of a surface of the mirror screen substrate. The method for manufacturing a mirror screen according to claim 10, further comprising the step of surrounding the edge of the surface of the mirror screen substrate beyond the edge portion of the surface of the mirror screen substrate. The method for manufacturing a mirror screen according to claim 11, further comprising the step of aligning one surface of the front frame portion with the other surface of the mirror screen substrate. The method for manufacturing a mirror screen according to claim 12, wherein the mold comprises a movable mold side and a first fixed mold side and a second fixed mold side, and the movable mold side has a shape corresponding to the shape of the mirror screen substrate. a cavity, the first fixed mold side has a plane corresponding to the outer surface of the mirror screen substrate for mating with the movable mold side to form a mirror screen substrate, and the second fixed mold side has a cavity corresponding to the shape of the front frame portion for Cooperating with the movable mold side to form a front frame portion. The method for manufacturing a mirror screen according to claim 13, wherein in the step of injecting the mold into the mirror screen substrate injection molding device to form the mirror screen substrate, the movable mold side is aligned with the mirror screen substrate injection molding device, and The mirror screen substrate is formed by the first fixed mold side and the movable mold side. The method for manufacturing a mirror screen according to claim 13, wherein in the step of forming the front frame portion by injection, the second fixed mold side and the movable mold side are coupled Form the front frame. The method for manufacturing a mirror screen according to claim 13, wherein before the step of forming the front frame portion by injection molding, the method further comprises: flipping the mirror screen substrate together with the movable mold side along the periphery of the movable mold side by 180 degrees. The step of the front frame injection unit. The method for manufacturing a mirror screen according to claim 13, wherein before the step of forming the front frame portion by injection molding, the method further comprises the step of removing the mirror screen substrate from the mold and placing it on the front frame portion injection molding device. The method for manufacturing a mirror screen according to claim 7, wherein the mirror screen substrate injection device and the front frame portion injection device may be a vertical two-color injection device, a horizontal two-color injection device, a vertical monochrome injection device or a horizontal Monochrome injection molding device.