CN107896447B - Shell manufacturing method, shell and electronic equipment - Google Patents

Abstract

The embodiments of the present application disclose a shell manufacturing method, a shell and an electronic device, wherein a coloring layer and a front layer are sequentially formed on the surface of a substrate facing the outside of the electronic device, wherein the coloring layer is a colored glaze arranged on the second surface of the substrate, and the front layer includes a plurality of blocks, wherein transparent glazes with different refractive indices are alternately arranged in the plurality of blocks, and the transparent glazes with different refractive indices in different blocks refract and reflect light, thereby achieving the effect of emitting fingerprints, making the fingerprints difficult to be detected by the naked eye.

Description

Housing manufacturing method, housing and electronic device

technical field

The present application relates to the technical field of electronic devices, and in particular, to a method for manufacturing a casing, a casing and an electronic device.

Background technique

At present, the outer surfaces of the casings of electronic devices, such as mobile phones and tablet computers, are prone to stick fingerprints.

SUMMARY OF THE INVENTION

Embodiments of the present application provide a method for fabricating a casing, a casing and an electronic device, so as to emit fingerprint imprints, so that the fingerprint imprints are not easily detected by the naked eye.

An embodiment of the present application provides a method for manufacturing a casing, where the casing is applied to an electronic device, and the method for manufacturing the casing includes:

A substrate is provided, the substrate includes a first surface and a second surface, the first surface faces the inside of the electronic device, and the second surface faces the outside of the electronic device;

Disposing colored glaze on the second surface of the base material to form a colored layer;

After the colored glaze is dried, a pre-layer is arranged on the colored layer, the pre-layer includes several blocks, and transparent glazes with different refractive indices are alternately arranged on the several blocks; and

After the transparent glaze is dried, the substrate provided with the colored glaze and the transparent glaze is fired.

An embodiment of the present application further provides a casing, which is applied to an electronic device. The casing includes a substrate, a coloring layer and a pre-layer, the substrate includes a first surface and a second surface, and the first surface includes a first surface and a second surface. One surface faces the inside of the electronic device, the second surface faces the outside of the electronic device, the coloring layer and the pre-layer are sequentially arranged on the second surface of the base material, and the coloring layer is the first surface disposed on the base material. The color glaze on the two surfaces, the pre-layer includes several blocks, and the transparent glazes with different refractive indices are alternately arranged on the several blocks.

An embodiment of the present application further provides an electronic device, including a casing, the casing includes a substrate, a coloring layer and a pre-layer, the substrate includes a first surface and a second surface, the first surface One surface faces the inside of the electronic device, the second surface faces the outside of the electronic device, the coloring layer and the pre-layer are sequentially arranged on the second surface of the base material, and the coloring layer is the first surface disposed on the base material. The color glaze on the two surfaces, the pre-layer includes several blocks, and the transparent glazes with different refractive indices are alternately arranged on the several blocks.

In the case manufacturing method provided by the embodiment of the present application, a coloring layer and a pre-layer are sequentially formed on the surface of the base material facing the outside of the electronic device, and the coloring layer is a colored glaze disposed on the second surface of the base material, The front layer includes several blocks, and transparent glazes with different refractive indices are alternately arranged in the several blocks, and through the refraction and reflection of light by the transparent glazes with different refractive indices in different blocks, the effect of emitting fingerprints is achieved. , so that the fingerprint imprint is not easily detectable by the naked eye.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present application more clearly, the following briefly introduces the drawings that are used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present application. For those skilled in the art, other drawings can also be obtained from these drawings without creative effort.

FIG. 1 is a schematic structural diagram of an electronic device provided by an embodiment of the present application.

FIG. 2 is a schematic structural diagram of a casing provided by an embodiment of the present application.

FIG. 3 is a schematic structural diagram of a back cover provided by an embodiment of the present application.

FIG. 4 is a cross-sectional view of the first embodiment in the direction A-A of FIG. 3 .

FIG. 5 is a cross-sectional view of the second embodiment in the direction A-A of FIG. 3 .

FIG. 6 is a top view of a back cover provided by an embodiment of the present application.

FIG. 7 is another schematic structural diagram of the casing provided by the embodiment of the present application.

FIG. 8 is another schematic structural diagram of the back cover provided by the embodiment of the present application.

FIG. 9 is another schematic structural diagram of an electronic device provided by an embodiment of the present application.

FIG. 10 is a first schematic flow chart of a method for manufacturing a back cover provided by an embodiment of the present application.

FIG. 11 is a schematic flow chart of the second type of the method for manufacturing a back cover provided by an embodiment of the present application.

FIG. 12 is a third schematic flowchart of the method for manufacturing a back cover provided by an embodiment of the present application.

Detailed ways

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, but not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the present application.

In the description of this application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", " rear, left, right, vertical, horizontal, top, bottom, inside, outside, clockwise, counterclockwise, etc., or The positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, Therefore, it should not be construed as a limitation on this application. In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, features defined as "first", "second" may expressly or implicitly include one or more of said features. In the description of the present application, "plurality" means two or more, unless otherwise expressly and specifically defined.

In the description of this application, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection Connection, or integral connection; it can be mechanical connection, electrical connection or can communicate with each other; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal communication of two elements or the interaction of two elements relation. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific situations.

In this application, unless otherwise expressly specified and defined, a first feature "on" or "under" a second feature may include direct contact between the first and second features, or may include the first and second features Not directly but through additional features between them. Also, the first feature being "above", "over" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is level higher than the second feature. The first feature is "below", "below" and "below" the second feature includes the first feature being directly below and diagonally below the second feature, or simply means that the first feature has a lower level than the second feature.

The following disclosure provides many different embodiments or examples for implementing different structures of the present application. To simplify the disclosure of the present application, the components and arrangements of specific examples are described below. Of course, they are only examples and are not intended to limit the application. Furthermore, this application may repeat reference numerals and/or reference letters in different instances for the purpose of simplicity and clarity, and does not in itself indicate a relationship between the various embodiments and/or arrangements discussed. In addition, this application provides examples of various specific processes and materials, but one of ordinary skill in the art will recognize the application of other processes and/or the use of other materials.

Embodiments of the present application provide a method for manufacturing a casing, a casing, and an electronic device. The detailed descriptions will be given below.

In this embodiment, the description will be made from the perspective of the manufacturing method of the back cover. The manufacturing method of the casing can form a casing, and the casing can be arranged in an electronic device, such as a mobile phone, a tablet computer, a PDA (Personal Digital Assistant , PDA) etc.

Please refer to 1. FIG. 1 is a schematic structural diagram of an electronic device provided by an embodiment of the present application. The electronic device 1 includes a casing 10 , a display screen 20 , a printed circuit board 30 , and a battery 40 .

Please refer to FIG. 2 , which is a schematic structural diagram of a casing provided by an embodiment of the present application.

Wherein, the housing 10 may include a cover plate 11 , a middle frame 12 and a rear cover 13 . The cover plate 11 , the middle frame 12 and the rear cover 13 are combined with each other to form the casing 10 . The casing 10 has a closed space formed by the cover plate 11 , the middle frame 12 and the rear cover 13 to accommodate the display screen 20 , the printed circuit board 30 , the battery 40 and other devices.

In some embodiments, the cover plate 11 is covered on the middle frame 12 . The rear cover 13 is covered on the middle frame 12 . The cover plate 11 and the rear cover 13 are located on opposite sides of the middle frame 12 . The cover plate 11 and the rear cover 13 are disposed opposite to each other. The closed space of the casing 10 is located between the cover plate 11 and the rear cover 13 .

The cover plate 11 may be a transparent glass cover plate. In some embodiments, the cover plate 11 may be a glass cover plate made of materials such as sapphire.

The middle frame 12 may be a metal shell, such as an aluminum alloy middle frame 12 . It should be noted that the material of the frame 12 in the embodiment of the present application is not limited to this, and other methods may also be used, for example, the middle frame 12 may be a ceramic middle frame or a glass middle frame. Another example: the middle frame 12 may be a plastic middle frame. For another example, the middle frame 12 may be a structure in which metal and plastic cooperate with each other, and the plastic part may be formed by injection molding onto a metal plate.

The back cover 13 may be a metal back cover, such as an aluminum alloy back cover or a stainless steel back cover. The back cover 13 may also be a glass back cover or a ceramic back cover.

Please also refer to FIG. 3 , which is a schematic structural diagram of a back cover provided by an embodiment of the present application.

The back cover 13 may include an inner surface 131 and an outer surface 132 which are disposed opposite to each other. The inner surface 131 of the rear cover 13 is close to the middle frame 12 and the cover plate 11 , and constitutes a part of the inner surface of the casing 10 . The outer surface 132 of the rear cover 13 is away from the middle frame 12 and the cover plate 11 and constitutes a part of the outer surface of the casing 10 . The back cover 13 may further include a through hole 133, and the through hole 133 may be used for installing a camera.

Please also refer to FIG. 4 . FIG. 4 is a cross-sectional view of FIG. 3 along the A-A direction.

For convenience of description, the case is described below by taking the rear cover 13 as an example.

The back cover 13 may include a substrate 134 , a coloring layer 136 and a front layer 135 . The colored layer 136 and the front layer 135 are sequentially disposed on the surface of the rear cover 13 away from the cover plate 11 .

The base material 134 can be made of aluminum, such as aluminum alloy, stainless steel, glass, ceramics, or the like.

The substrate 134 includes a first surface 1342 and a second surface 1341 . The first surface 1342 faces the inside of the electronic device, and the second surface 1341 faces the outside of the electronic device. In one embodiment, the first surface 1342 is disposed toward the direction of the cover plate 11 and the middle frame 12 . The first surface 1342 may be the inner surface 131 of the rear cover 13 . The first surface 1342 is the inner surface of the casing 11 . The second surface 1341 is disposed facing away from the cover plate 11 and the middle frame 12 . The second surface 1341 is the outer surface of the casing 11 .

The colored layer 136 is a colored glaze disposed on the second surface 1341 of the substrate 134 .

In one embodiment, in order to make the colored layer 136 more firmly attached to the second surface 1341 of the substrate 134, the second surface 1341 of the substrate 134 may be polished to increase the The flatness of the surface of the second surface 1341 of the substrate 134 increases, thereby increasing the adhesion of the colored layer 136 on the second surface 1341 of the substrate 134, thereby enabling the colored layer 136 to be firmly attached to the The second surface 1341 of the substrate 134 .

In one embodiment, referring to FIG. 5 , the colored layer 136 may include at least two colored regions 1361/1362. A tinted area sets a colored glaze of one color to form a pattern.

For example, the colored layer 136 includes a first colored area 1361 and a second colored area 1362 . The first coloring area 1361 may be coated with red glaze. The second colored area 1362 may be coated with a blue glaze.

In an embodiment, the colored glaze of the colored layer 136 may be dried, and after the colored glaze is dried, a pre-layer 135 is disposed on the colored layer 136 .

The pre-layer 135 is disposed on the coloring layer 136 . The pre-layer 135 includes several blocks 1351 . Transparent glazes A/B with different refractive indices are alternately arranged in the plurality of blocks 1351 .

In an embodiment, the transparent glazes A/B with different refractive indices may use SiO ₂ with different doping.

In one embodiment, referring to FIG. 6 , the plurality of blocks 1351 may form an array structure.

For example, the pre-layer 135 includes several first blocks 1351a and several second blocks 1351b. The plurality of first blocks 1351a and the plurality of second blocks 1351b are alternately arranged. The plurality of first blocks 1351a and the plurality of second blocks 1351b are arranged at intervals. The first block 1351a is provided with a transparent glaze A of the first refractive index. The second block 1351b is provided with a transparent glaze B of the second refractive index.

In one embodiment, a first transparent glaze A may be disposed in the first block 1351a, a second transparent glaze B may be disposed in the second block 1351b, and then the first transparent glaze A and the second transparent glaze may be dried Transparent glaze B, and finally, the base material 134 with the first transparent glaze A and the second transparent glaze B is sintered, so as to obtain a shell with the function of emitting fingerprint imprints.

In an embodiment, an inkjet printer can also be used to mount the first transparent glaze A and the second transparent glaze B in different ink cartridges of the inkjet printer, and set a printing program through a computer to make the first transparent glaze A and the second transparent glaze B respectively mounted on different ink cartridges of the inkjet printer. The transparent glaze and the second transparent glaze are respectively printed on the first block and the second block, then, the first transparent glaze A and the second transparent glaze B are dried, and finally, the first transparent glaze A is fired. and the base material 134 of the second transparent glaze B, thereby obtaining a shell having the function of emitting fingerprint imprints.

In one embodiment, the substrate 134 provided with the colored glaze and the transparent glaze may be fired in a kiln.

In an embodiment, transparent paint may also be sprayed on the pre-layer 135 to form a protective layer 137 to protect the pre-layer 135 and prevent the pre-layer 135 from being broken during use.

It should be noted that the structure of the housing in the embodiment of the present application is not limited to this. For example, please refer to FIG. 7 , which is another schematic structural diagram of the housing provided in the embodiment of the present application.

The housing 10a includes a cover plate 16 and a rear cover 17 . In some embodiments, the cover plate 16 is directly covered on the rear cover 17 . The cover plate 16 and the rear cover 17 are combined with each other to form the casing 10a. The casing 10a has a closed space formed by the cover plate 16 and the rear cover 17 to accommodate the display screen 20, the printed circuit board 30, the battery 40 and other devices.

Compared with the housing 10 shown in FIG. 2 , the housing 10 a in FIG. 7 does not include a middle frame, or in other words, a rear cover 17 is formed by integrally molding the middle frame 12 and the rear cover 13 in FIG. 2 .

Specifically, please refer to FIG. 8 , which is another schematic structural diagram of the back cover provided by the embodiment of the present application.

In some embodiments, the rear cover 17 includes an inner surface 171 and an outer surface 172 , and the inner surface 171 and the outer surface 172 are disposed opposite to each other, forming the entire surface of the rear cover 17 . The structure of each layer of the rear cover 17 can be referred to the rear cover 13 , which will not be repeated here.

The printed circuit board 30 is installed in the housing 10, the printed circuit board 30 can be the main board of the electronic device 1, and the printed circuit board 30 can be integrated with an antenna, a motor, a microphone, a camera, a light sensor, a receiver and functional components such as processors. In some embodiments, the printed circuit board 30 is fixed within the housing 10 . Specifically, the printed circuit board 30 can be screwed to the middle frame 12 by screws, or can be snapped to the middle frame 12 by means of snaps. It should be noted that, the specific way of fixing the printed circuit board 30 to the middle frame 12 in the embodiment of the present application is not limited to this, and other ways, such as a way of co-fixing by a buckle and a screw, is also possible.

The battery 40 is installed in the casing 10 , and the battery 40 is electrically connected to the printed circuit board 30 to provide power to the electronic device 1 . The case 10 may serve as a battery cover for the battery 40 . The casing 10 covers the battery 40 to protect the battery 40 , specifically, the back cover 13 covers the battery 40 to protect the battery 40 , thereby reducing damage to the battery 40 due to collision, drop, etc. of the electronic device 1 .

The display screen 20 is installed in the housing 10 , and at the same time, the display screen 20 is electrically connected to the printed circuit board 30 to form a display surface of the electronic device 1 . The display screen 20 includes a display area 14 and a non-display area 15 . The display area 14 may be used to display the screen of the electronic device 1 or for the user to perform touch manipulation or the like. The top area of the non-display area 15 is provided with openings for sound and light transmission, and functional components such as fingerprint modules and touch buttons can be arranged on the bottom of the non-display area 15 . The cover plate 11 is installed on the display screen 20 to cover the display screen 20 to form the same display area and non-display area as the display screen 20 . For details, please refer to the display area and non-display area of the display screen 20 .

It should be noted that the structure of the display screen 20 is not limited to this. For example, the display screen may be a full screen or a heterosexual screen. Specifically, please refer to FIG. 9 , which is another schematic structural diagram of an electronic device provided by an embodiment of the present application. The difference between the electronic device in FIG. 9 and the electronic device in FIG. 1 is that the non-display area 15a is directly formed on the display screen 20a, for example, the non-display area 15a of the display screen 20a is set as a transparent structure, so that the light signal can pass through. However, or directly in the non-display area of the display screen 20a to open structures such as openings or gaps for light conduction, the front camera, photoelectric sensor, etc. detection. The display area 14a covers the entire surface of the electronic device 1a. It should be noted that the components such as the casing 10 , the printed circuit board 30 , and the battery 40 in the electronic device 1 a can refer to the above contents, and will not be repeated here.

The invention also provides a manufacturing method of the casing.

It should be noted that the following description takes the back cover as an example, but the manufacturing method of the case in the embodiment of the present application is not limited to the back cover.

Please also refer to FIG. 10 . FIG. 10 is a schematic flowchart of a method for manufacturing a back cover according to an embodiment of the present application. The shell manufacturing method includes the following steps:

In step S101, a substrate 134 is provided, the substrate 134 includes a first surface 1342 and a second surface 1341, the first surface 1342 faces the inside of the electronic device, and the second surface 1341 faces the outside of the electronic device.

The base material 134 may be a metal material, such as aluminum material, and further, such as aluminum alloy. It should be noted that the base material 134 can be directly purchased, or can be obtained by processing a plate, such as an aluminum alloy plate by forging, aging and other processes. The substrate 134 can also be made of glass, ceramics, or the like.

The first surface 1342 is disposed toward the direction of the cover plate 11 and the middle frame 12 . The first surface 1342 may be the inner surface 131 of the rear cover 13 . The first surface 1342 is the inner surface of the casing 11 . The second surface 1341 is disposed facing away from the cover plate 11 and the middle frame 12 . The second surface 1341 is the outer surface of the casing 11 .

Step S102 : disposing colored glaze on the second surface 1341 of the substrate 134 to form a colored layer 136 .

The colored layer 136 is a colored glaze disposed on the second surface 1341 of the substrate 134 .

In one embodiment, in order to make the colored layer 136 more firmly attached to the second surface 1341 of the substrate 134, the second surface 1341 of the substrate 134 may be polished to increase the The flatness of the surface of the second surface 1341 of the substrate 134 increases, thereby increasing the adhesion of the colored layer 136 on the second surface 1341 of the substrate 134, thereby enabling the colored layer 136 to be firmly attached to the The second surface 1341 of the substrate 134 .

In some embodiments, the second surface 1341 of the substrate 134 may be polished by means of mechanical, chemical, electrochemical, or ultrasonic waves. In order to reduce the roughness of the second surface 1341 of the substrate 134, the second surface 1341 of the substrate 134 with a bright and flat surface is obtained. The chemical polishing method is to regularly dissolve the second surface 1341 of the substrate 134 to achieve smoothness. In the electrochemical polishing method, the second surface 1341 of the base material 134 is used as the anode and the insoluble metal is used as the cathode. The brightness of the second surface 1341 of the material 134 increases greatly. The mechanical polishing method is to cut the second surface 1341 of the base material 134 to plastically deform the second surface 1341 of the base material 134 to remove the polished convex portion to obtain a smooth surface. The method of ultrasonic polishing is to put the substrate 134 in the abrasive suspension and put them together in an ultrasonic field, and rely on the oscillation of ultrasonic waves to grind and polish the abrasive on the second surface 1341 of the substrate 134 .

In some embodiments, before polishing the second surface 1341 of the substrate 134, the second surface 1341 of the substrate 134 may be polished first, and then the polished substrate The second surface 1341 of the substrate 134 is polished, so that the polishing effect is better, and the second surface 1341 of the substrate 134 is more flat. Here, it should be noted that the grinding treatment can be understood as rough machining before the polishing treatment. That is, the outer surface of the rear cover may be rough-polished once, and then fine-polished once, to complete the polishing process.

In one embodiment, referring to FIG. 5 , the colored layer 136 may include at least two colored regions 1361/1362. A tinted area sets a colored glaze of one color to form a pattern.

For example, the colored layer 136 includes a first colored area 1361 and a second colored area 1362 . The first coloring area 1361 may be coated with red glaze. The second colored area 1362 may be coated with a blue glaze.

Step S103: After the colored glaze is dried, a pre-layer 135 is arranged on the colored layer 136, the pre-layer 135 includes a plurality of blocks 1351, and transparent glazes A/B with different refractive indices are alternately arranged on the colored layer 136. A number of blocks 1351.

In an embodiment, the colored glaze of the colored layer 136 may be dried, and after the colored glaze is dried, a pre-layer 135 is disposed on the colored layer 136 .

In an embodiment, the transparent glazes A/B with different refractive indices may use SiO ₂ with different doping.

In one embodiment, referring to FIG. 6 , the plurality of blocks 1351 may form an array structure.

For example, the pre-layer 135 includes several first blocks 1351a and several second blocks 1351b. The plurality of first blocks 1351a and the plurality of second blocks 1351b are alternately arranged. The plurality of first blocks 1351a and the plurality of second blocks 1351b are arranged at intervals. The first block 1351a is provided with a transparent glaze A of the first refractive index. The second block 1351b is provided with a transparent glaze B of the second refractive index.

It should be noted that the types of refractive indices of the transparent glaze provided in this embodiment are not limited to two, and may also be more than two.

In an embodiment, referring to FIG. 11 , the step S102 may include:

Step S1031: disposing a first transparent glaze A on the first block 1351a;

Step S1032: disposing a second transparent glaze B on the second block 1351b; and

Step S1033: drying the first transparent glaze A and the second transparent glaze B.

In one embodiment, a first transparent glaze A may be disposed in the first block 1351a, a second transparent glaze B may be disposed in the second block 1351b, and then the first transparent glaze A and the second transparent glaze may be dried Transparent Glaze B.

In an embodiment, referring to FIG. 12 , the step S103 may further include:

Step S103a: using an inkjet printer to print the first transparent glaze A and the second transparent glaze B on the first block 1351a and the second block 1351b, respectively; and

Step S103b: drying the first transparent glaze A and the second transparent glaze B.

In an embodiment, an inkjet printer can also be used to mount the first transparent glaze A and the second transparent glaze B in different ink cartridges of the inkjet printer, and set a printing program through a computer to make the first transparent glaze A and the second transparent glaze B respectively mounted on different ink cartridges of the inkjet printer. The transparent glaze and the second transparent glaze are respectively printed on the first block and the second block, and then the first transparent glaze A and the second transparent glaze B are dried.

Step S104: After the transparent glaze is dried, the substrate 134 provided with the colored glaze and the transparent glaze is sintered.

In one embodiment, the substrate 134 provided with the colored glaze and the transparent glaze may be fired in a kiln.

After the step S104, it can also include:

Step S105 : disposing a protective layer 137 on the pre-layer 135 .

In one embodiment, transparent paint may be sprayed on the pre-layer 135 to form a protective layer 137 to protect the pre-layer 135 and prevent the pre-layer 135 from being broken during use.

From the above, it can be seen from the above that, in the case manufacturing method provided by the embodiments of the present application, a coloring layer and a pre-layer are sequentially formed on the surface of the base material facing the outside of the electronic device, and the coloring layer is disposed on the second surface of the base material. The pre-layer includes several blocks, and the transparent glazes with different refractive indices are alternately arranged in the several blocks, through the refraction and reflection of the light by the transparent glazes with different refractive indices in different blocks, so as to achieve emission The role of fingerprint imprints makes it difficult for the naked eye to detect fingerprint imprints.

Those skilled in the art can understand that the structure of the electronic device 1 shown in FIG. 1 does not constitute a limitation on the electronic device 1 . The electronic device 1 may comprise more or fewer components than shown, or combine certain components, or a different arrangement of components. The electronic device 1 may further include a memory, a Bluetooth module, and the like, which will not be repeated here.

The case manufacturing method, the case and the electronic device provided by the embodiments of the present application have been described in detail above. The principles and implementations of the present application are described with specific examples in this paper. The descriptions of the above embodiments are only used to help understanding this application. At the same time, for those skilled in the art, according to the idea of the present application, there will be changes in the specific embodiments and application scope. To sum up, the content of this specification should not be construed as a limitation to the present application.

Claims (11)

1. A method for making a casing, the casing being applied to an electronic device, wherein the method for making a casing comprises: A substrate is provided, the substrate includes a first surface and a second surface, the first surface faces the inside of the electronic device, and the second surface faces the outside of the electronic device; Disposing colored glaze on the second surface of the base material to form a colored layer; After the colored glaze is dried, a pre-layer is arranged on the colored layer, the pre-layer includes several blocks, and transparent glazes with different refractive indices are alternately arranged on the several blocks; and After the transparent glaze is dried, the substrate provided with the colored glaze and the transparent glaze is fired. 2 . The method of claim 1 , wherein the colored layer comprises at least two colored areas, and one colored area is provided with colored glaze of one color. 3 . 3 . The method for manufacturing a casing according to claim 1 , wherein the pre-layer at least comprises several first blocks and several second blocks, and the several first blocks and the second blocks are mutually are arranged at intervals, the front layer is provided with at least a first transparent glaze and a second transparent glaze, the first transparent glaze and the second transparent glaze have different refractive indices, and the first transparent glaze is arranged in the first block, The second transparent glaze is arranged on the second block. 4. The shell manufacturing method according to claim 3, wherein after the colored glaze is dried, a pre-layer is arranged on the colored layer, and the pre-layer comprises several blocks with different refractive indices. The transparent glaze is alternately arranged in the steps of several blocks including: A first transparent glaze is arranged on the first block; disposing a second transparent glaze on the second block; and The first clear glaze and the second clear glaze are dried. 5 . The method of making a shell according to claim 4 , wherein after the colored glaze is dried, a pre-layer is arranged on the colored layer, and the pre-layer comprises several blocks with different refractive indices. 6 . The transparent glaze is alternately arranged in the steps of several blocks including: using an inkjet printer to print the first transparent glaze and the second transparent glaze on the first block and the second block, respectively; and The first clear glaze and the second clear glaze are dried. 6. The shell manufacturing method according to claim 1, wherein after the transparent glaze is dried, after the step of sintering the base material provided with the colored glaze and the transparent glaze, the method further comprises: A protective layer is arranged on the front layer. 7. A casing for use in electronic equipment, characterized in that: the casing comprises a base material, a coloring layer and a pre-layer, the base material comprises a first surface and a second surface, the first surface One surface faces the inside of the electronic device, the second surface faces the outside of the electronic device, the coloring layer and the pre-layer are sequentially arranged on the second surface of the base material, and the coloring layer is the first surface disposed on the base material. The color glaze on the two surfaces, the pre-layer includes several blocks, and the transparent glazes with different refractive indices are alternately arranged on the several blocks. 8 . The casing of claim 7 , wherein the colored layer comprises at least two colored areas, and one colored area is provided with colored glaze of one color. 9 . 9 . The casing of claim 7 , wherein the front layer at least comprises a plurality of first blocks and a plurality of second blocks, and the plurality of first blocks and the second blocks are spaced apart from each other. 10 . , the front layer is provided with at least a first transparent glaze and a second transparent glaze, the first transparent glaze and the second transparent glaze have different refractive indices, the first transparent glaze is arranged in the first block, the The second transparent glaze is arranged on the second block. 10. The casing of claim 7, wherein a protective layer is further provided on the front layer. 11 . An electronic device, characterized in that it comprises a casing, and the casing is the casing according to any one of claims 7 to 10 .

Images