CN107683038A - Housing, processing method of housing, and mobile terminal - Google Patents

Abstract

The invention relates to a shell, a processing method of the shell and a mobile terminal. The main body part comprises an outer surface and an inner surface which are oppositely arranged; the edge part is arranged on the periphery of the main body part and is integrally formed with the main body part; the edge part is provided with an inner wall and an outer wall which are oppositely arranged, the inner wall and the inner surface are enclosed to form a groove, and the inner wall and the inner surface are vertical to each other. Above-mentioned mobile terminal and casing thereof, the main part and the border portion of casing are glass material, and the internal surface of main part and the inner wall of border portion are mutually perpendicular. The main body part and the extension part made of glass can enable the shell to have the texture of smooth and cool glass, and the inner surfaces and the inner walls which are perpendicular to each other can generate mirror reflection on light to beautify the appearance of the shell.

Description

Housing, processing method of housing, and mobile terminal

technical field

The invention relates to the technical field of mobile terminals, in particular to a casing, a processing method for the casing, and a mobile terminal.

Background technique

The casing of a general mobile terminal (mobile phone, tablet, etc.) is made of metal or plastic, and the appearance of the casing is relatively simple.

Contents of the invention

Embodiments of the present application provide a casing, a processing method for the casing, and a mobile terminal, so as to solve the problem that the casing of a general mobile terminal has a single appearance.

A housing comprising:

a main body, including an outer surface and an inner surface oppositely arranged, and the main body is made of glass; and

The edge portion is arranged on the outer periphery of the main body and integrally formed with the main body. The edge portion is made of glass; the edge portion has an inner wall and an outer wall oppositely arranged, and the inner wall and the inner surface are surrounded by A groove is formed, and the inner wall and the inner surface are perpendicular to each other.

In one of the embodiments, both the inner surface and the inner wall are processed by numerical control turning.

In one of the embodiments, the inner wall and the inner surface make a smooth transition, and the outer wall and the outer surface make a smooth transition.

In one of the embodiments, the casing further includes a reinforcing layer, and the reinforcing layer covers the inner surface and is fixedly connected with the main body.

In one of the embodiments, the reinforcing layer also covers the inner wall.

In one embodiment, an electroluminescence ink layer is further included, a logo groove is opened on the reinforcement layer, and the electroluminescence ink layer is filled in the logo groove.

In one of the embodiments, both the main body part and the edge part are made of colored glass.

In one of the embodiments, both the main body part and the edge part are transparent, and the housing further includes a decoration layer covering the inner surface.

In one embodiment, the decoration layer is a thermochromic ink layer or a photochromic ink layer.

The main body is provided with a plurality of heat dissipation holes penetrating the inner surface and the outer surface; the housing further includes a heat dissipation material, and the heat dissipation material is filled in the heat dissipation holes.

In one of the embodiments, the outer wall and the outer surface are perpendicular to each other.

A mobile terminal includes a screen assembly and the above-mentioned casing, and the screen assembly is fixedly connected to the edge portion.

A method of manufacturing a housing, comprising the steps of:

Provide raw glass;

processing the raw glass material by numerical control turning to obtain a main body and an edge, and the inner surface of the main body and the inner wall of the edge are perpendicular to each other; and

Clean the housing.

In the casing, the processing method of the casing, and the mobile terminal, the main body and the edge of the casing are made of glass, and the inner surface of the main body and the inner wall of the edge are perpendicular to each other. The main part and extension part made of glass can make the shell have a smooth and cold texture of glass, and the inner surface and inner wall perpendicular to each other can produce specular reflection of light. In the process of specular reflection on the inner surface and the inner wall, the light incident on the inner wall can be made to return in a direction parallel to the incident light after being reflected by the inner surface, or the light incident on the inner surface can be reflected in a direction parallel to the incident light after being reflected by the inner wall. The direction of the incident light is returned, so that special optical effects can be produced to beautify the appearance of the shell.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present application. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

FIG. 1 is a perspective view of a mobile terminal in an embodiment;

FIG. 2 is a perspective view of a housing of the mobile terminal shown in FIG. 1;

Fig. 3 is a front view of a housing in an embodiment of the mobile terminal shown in Fig. 2;

Fig. 4 is a cross-sectional view of the casing along A-A in an embodiment of the mobile terminal shown in Fig. 3;

Fig. 5 is a cross-sectional view of the casing along A-A in another embodiment of the mobile terminal shown in Fig. 3;

Fig. 6 is a cross-sectional view of the casing along A-A in another embodiment of the mobile terminal shown in Fig. 3;

Fig. 7 is a cross-sectional view of the casing along A-A in another embodiment of the mobile terminal shown in Fig. 3;

Fig. 8 is a cross-sectional view of the casing along A-A in another embodiment of the mobile terminal shown in Fig. 3;

Fig. 9 is a cross-sectional view of the casing along A-A in another embodiment of the mobile terminal shown in Fig. 3;

Fig. 10 is a front view of a housing in another embodiment of the mobile terminal shown in Fig. 2;

Fig. 11 is a cross-sectional view of the housing shown in Fig. 10 along B-B;

Fig. 12 is an enlarged schematic diagram of position C of the housing shown in Fig. 11;

Fig. 13 is a flow chart of a method for processing a casing of a mobile terminal in an embodiment.

Detailed ways

In order to facilitate the understanding of the present invention, the present invention will be described more fully below with reference to the associated drawings. Preferred embodiments of the invention are shown in the accompanying drawings. However, the present invention can be embodied in many different forms and is not limited to the embodiments described herein. On the contrary, these embodiments are provided to make the understanding of the disclosure of the present invention more thorough and comprehensive.

It should be noted that when an element is referred to as being “fixed” to another element, it can be directly on the other element or there can also be an intervening element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for purposes of illustration only.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field of the invention. The terms used herein in the description of the present invention are for the purpose of describing specific embodiments only, and are not intended to limit the present invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to FIG. 1 , in one embodiment, the mobile terminal 10 is a smart phone, and the mobile terminal 10 includes a casing 100 and a screen assembly 200 , and the screen assembly 200 is fixedly connected to the casing 100 . 2 and 3, in one embodiment, the housing 100 includes a main body 110 and an edge 120, the main body 110 includes an outer surface 111 and an inner surface 113 oppositely arranged, and the edge 120 is disposed on the main body The outer periphery of the screen assembly 110 is integrally formed with the main body 110 , and the screen assembly 200 is fixedly connected to the edge portion 120 . The edge portion 120 has an inner wall 121 and an outer wall 123 opposite to each other. The inner wall 121 and the inner surface 113 enclose an accommodation space 130 , and the accommodation space 130 can be used for installing electronic components such as battery modules and circuit boards of the mobile terminal 10 . In one embodiment, the screen assembly 100 uses an LCD (Liquid Crystal Display, liquid crystal display) screen for displaying information, and the LCD screen can be a TFT (Thin Film Transistor, thin film transistor) screen or an IPS (In-Plane Switching, plane switching) Screen or SLCD (Splice Liquid Crystal Display, special splicing liquid crystal display) screen. In another embodiment, the screen assembly 100 uses an OLED (Organic Light-Emitting Diode, organic electro-laser display) screen for displaying information, and the OLED screen may be an AMOLED (Active Matrix Organic Light Emitting Diode, active matrix organic light-emitting diode Body) screen or Super AMOLED (Super Active Matrix Organic Light Emitting Diode, Super Active Drive Type Organic Light Emitting Diode) screen or Super AMOLED Plus (Super Active Matrix Organic Light Emitting Diode Plus, magic screen) screen.

In one embodiment, the main body 110 is made of glass material. Further, the main body part 110 may be colored glass or colorless glass. The color of colored glass can present a single color or a variety of mixed colors. For example, the glass of the main body 110 may be bright red or bright black or gray, may also be red and green alternately, or may be colored stripes. In one embodiment, the edge portion 120 is made of glass material. The glass used for the edge portion 120 may be colored glass or colorless glass. In one embodiment, the main body portion 110 and the edge portion 120 are integrally formed, so as to facilitate the processing and forming of the casing 100 . Referring to FIG. 4 , in one embodiment, the inner wall 121 of the edge portion 120 is perpendicular to the inner surface 113 of the main body 110 . It can be understood that the perpendicularity between the inner wall 121 and the inner surface 113 may allow the existence of perpendicularity errors. For example, the included angle between the inner wall 121 and the inner surface 113 may be 89.6 degrees. In this case, the inner wall 121 and the inner surface 113 may also be considered to be perpendicular to each other. In one embodiment, both the inner wall 121 and the inner surface 113 are processed by CNC (Computer numerical control, numerical control machine tool). Specifically, in one embodiment, a whole piece of glass raw material can be processed into the casing 100 including the main body 110 and the edge 120 by using a numerical control turning processing method. Compared with the general glass hot pressing process or glass casting process, the processing method of turning can make the inner surface 113 of the main body 110 and the inside of the edge part 120 less verticality error, so that the inner surface 113 and the inner wall 121 are close to Orthogonal.

The above-mentioned mobile terminal 10 and its housing 100 , the main body 110 and the edge 120 of the housing 100 are made of glass, and the inner surface 113 of the main body 110 and the inner wall 121 of the edge 120 are perpendicular to each other. The main body portion 110 and the edge portion 120 made of glass can make the housing 100 have a smooth and cold texture of glass, and the inner surface 113 and inner wall 121 perpendicular to each other can produce specular reflection of light to beautify the appearance of the housing 100 . For example, in the process of specular reflection between the inner wall 121 and the inner surface 113 that are perpendicular to each other, the light incident on the inner wall 121 can be reflected by the inner surface 113 to return in a direction parallel to the incident light, or make the light incident on the inner surface 113 The light rays are reflected by the inner wall 121 and return in a direction parallel to the incident light rays, so that special optical effects can be produced.

In an embodiment, the included angles between the outer wall 123 of the edge portion 120 and the outer surface 111 of the main body 110 may also be perpendicular to each other. Likewise, the outer wall 123 and the outer surface 111 are perpendicular to each other to allow the existence of perpendicularity errors. For example, the included angle between the outer wall 123 and the outer surface 111 may be 89.6 degrees. In this case, the outer wall 123 and the outer surface 111 may also be considered to be perpendicular to each other. The outer wall 123 and the outer surface 111 can also be obtained by CNC turning, so that the perpendicularity error between the outer wall 123 and the outer surface 111 is small. Since the outer wall 123 and the outer surface 111 are perpendicular to each other, the outer surface 111 and the outer wall 123 can produce specular reflection of light to beautify the appearance of the casing 100 .

Referring to FIG. 5 , in one embodiment, the inner wall 121 and the inner surface 113 have a smooth transition. Specifically, in one embodiment, a transition arc surface is turned at the connecting portion of the inner wall 121 and the inner surface 113 , so as to make the inner wall 121 and the inner surface 113 transition smoothly. Referring to FIG. 6 , in an embodiment, the connecting portion of the outer wall 123 and the outer surface 111 may also be turned into a transition arc surface, so as to make the transition between the outer wall 123 and the outer surface 111 smooth. Further, in an embodiment, the transitional arc surface between the inner wall 121 and the inner surface 113 can be polished to reduce the surface roughness of the transition arc surface, and while beautifying the appearance of the housing 100, it can also prevent the transition arc surface from being damaged Minute cracks generated by turning cause the strength of the casing 100 to decrease. In one embodiment, the transitional arc surface between the outer wall 123 and the outer surface 111 can also be ground to reduce the surface roughness of the transition arc surface, while beautifying the appearance of the housing 100, it can also prevent the transition arc surface from turning The occurrence of minute cracks causes the strength of the casing 100 to decrease.

Referring to FIG. 7 , in one embodiment, the main body 110 is transparent, that is, light can pass through the main body 110 of the casing 100 , and objects on the other side can be seen clearly from one side of the main body 110 visually. Referring to FIG. 8 at the same time, the casing 100 may further include a decoration layer 130 covering the inner surface 113 of the main body 110 , and the decoration layer 130 can prevent light from entering the casing 100 . In an embodiment, the edge portion 120 is also transparent, that is, light can pass through the edge portion 120 of the casing 100 , and objects on the other side can be seen clearly from one side of the edge portion 120 visually. The decoration layer 130 can also cover the inner wall 121 of the edge portion 120 . In one embodiment, the decoration layer 130 can display a specific pattern. After the transparent main body 110 or the transparent edge 120 cooperates with the decoration layer 130 , the decoration layer 130 can have a better decorative effect on the housing 100 .

In one embodiment, the decoration layer 130 may include a temperature-sensitive material or a photosensitive material. The decoration layer 130 made of the temperature-sensitive material can display patterns when the temperature of the casing 100 rises, and the decoration layer 130 of the photosensitive material can display patterns under strong light irradiation. pattern is displayed. Specifically, in one embodiment, the decoration layer 130 is a thermochromic ink layer. The thermochromic ink layer has viscosity and can be firmly adhered to the surface of the casing 100 . In one embodiment, the thermochromic ink layer contains thermochromic particles, which can change color when the temperature rises. In one embodiment, the decoration layer 130 may be a photochromic ink layer. The photochromic ink layer has viscosity and can be firmly adhered to the surface of the casing 100 . In one embodiment, the photochromic ink layer contains photochromic particles, which can change color after being irradiated by strong light. In other embodiments, the decoration layer 130 may be a fluorescent layer, which can generate fluorescence in a dark place, and can also have a good decorative effect on the casing 100 .

In other embodiments, the main body 110 may be non-transparent, that is, objects on the other side of the main body 110 cannot be seen clearly from one side of the main body 110 . The edge portion 120 may also be non-transparent, that is, objects on the other side of the edge portion 120 cannot be seen clearly from one side of the edge portion 120 visually. In the embodiment where the main body 110 or the edge 120 is non-transparent, the decorative layer 130 of photosensitive material or temperature-sensitive material can also have a decorative effect on the non-transparent main body 110 or the edge 120 . It can be understood that the decoration layer 130 can also be disposed on the outer surface 111 of the main body 110 or the outer wall 123 of the edge part 120 , and the decoration layer 130 can also have a better decorative effect on the casing 100 .

Referring to FIG. 9 , in one embodiment, the main body 110 is provided with a plurality of cooling holes (not shown) penetrating through the inner surface 113 and the outer surface 111 , and the cooling holes are filled with a heat dissipation material 160 . Specifically, in one embodiment, the heat dissipation holes can be obtained by chemical etching, and the diameter of the heat dissipation holes is in the range of 0.5 mm to 1.2 mm. The appearance is adversely affected without too much weakening the structural strength of the housing 100 . In one embodiment, the heat dissipation material 160 in the heat dissipation hole is nano-silver paste, and metallic silver is a good conductor of heat, which is beneficial to conduct heat from the inner surface 113 side of the housing 100 to the outer surface 111 of the housing 100, so as to Local overheating of the casing 100 is prevented. In addition, the nano-silver paste located in the cooling holes can also reflect light, so that the housing 100 can produce multiple flashing bright spots, so as to enhance the decorative effect of the housing 100 . In other implementation manners, the heat dissipation layer material 160 may also be a phase change material. For example, in one embodiment, the heat dissipation material 160 is in the state of solid particles at normal temperature. When the housing 100 heats up, the solid particles absorb heat and become molten. heat to prevent local overheating of the housing 100. In one embodiment, the heat dissipation material 160 can also cover the inner surface 113 of the main body 110 to increase the area of the heat dissipation material 160 to improve the heat dissipation effect of the casing 100 .

Referring to FIG. 10 and FIG. 11 at the same time, in an embodiment, the casing 100 may further include a reinforcement layer 140 covering the inner surface 113 and fixedly connected to the main body 110 . Specifically, in one embodiment, the reinforcing layer 140 is reinforced glue, and the reinforcing glue adheres to the inner surface 113 of the main body 110 and is firmly connected with the main body 110. Prevent the housing 100 from being broken when it is accidentally dropped. The reinforcing glue can also prevent the main body 110 from being scattered when the casing 100 is broken, so as to avoid accidental injury to the user caused by glass fragments. It can be understood that the reinforcing layer 140 can also be foam, the foam adheres to the inner surface 113 of the main body 110 and is fixedly connected with the main body 110, and the foam has a porous and loose structure, which can also absorb the impact of the housing 100. impact, so as to improve the anti-drop performance of the housing 100. In other embodiments, the reinforcement layer 140 may also cover the inner wall 121 , that is, the reinforcement layer 140 is provided on the entire inner surface 113 and the entire inner wall 121 of the casing 100 , so as to further improve the drop resistance of the casing 100 .

Referring to FIG. 12 at the same time, in an embodiment, a logo groove 141 may be opened on the reinforcement layer 140 , and the logo groove 141 may be filled with an electroluminescence ink layer 150 . In one embodiment, the electroluminescent ink layer 150 can be electrically connected to the power supply or the chip inside the mobile terminal 10 , and the electroluminescent ink layer 150 can emit light after electrification, thereby making the logo slot 141 appear sparkling. It can be understood that the electroluminescent ink layer 150 can be connected to the chip in communication, and the power on and off of the electroluminescent ink layer 150 can be controlled by the program stored in the chip. By controlling the electroluminescence ink layer 150 through the chip, more various control methods can be produced to enhance the decorative effect of the casing 100 . Further, the electroluminescent ink layer 150 can also cover the side of the reinforcing layer 140 away from the inner surface 113 . Specifically, the electroluminescent ink layer 150 may cover a partial area of the strengthening layer 140 , for example, cover the peripheral area of the logo groove 141 . In other embodiments, the electroluminescent ink layer 150 may also cover the entire strengthening layer 140 . By further designing the display patterns of the electroluminescent ink layer 150 , the casing 100 can present more diverse decorative effects. It can be understood that the logo groove 141 can also be further extended to the inside of the main body 110, the logo groove 141 is filled with the electroluminescent ink layer 150, and the electroluminescent ink layer 150 can also play a better role in the housing 100 when it is energized. decorative effect.

Referring to FIG. 13 , in one embodiment, a method for manufacturing a casing is provided, which is used to manufacture the above-mentioned casing. The processing method of the shell comprises the following steps:

S100, providing glass raw materials.

Specifically, glass raw materials can be obtained by cutting large pieces of glass. For example, laser cutting can be used to cut a large piece of glass into small glass raw materials with processing allowances, so that the size of the glass raw materials is similar to the outer dimension of the casing 100 of the mobile terminal 10 .

S200 , process the glass raw material by numerical control turning method to obtain the main body 110 and the edge 120 , and the inner surface 113 of the main body 110 and the inner wall 121 of the edge 120 are perpendicular to each other.

After the glass raw material is obtained, the raw glass material can be rough-processed, semi-finished and finished by CNC turning. Before the CNC turning process, the glass raw material can be heated to soften the glass raw material to facilitate the CNC turning process. After the raw glass material is processed by numerical control turning method, the housing 100 of required size can be obtained, so that the housing 100 includes a main body 110 and an edge 120 , and the main body 110 includes an outer surface 111 and an inner surface 113 oppositely arranged. The edge portion 120 is located on the outer periphery of the main body 110 . The edge portion 120 has an inner wall 121 and an outer wall 123 opposite to each other. The inner wall 121 of the edge portion 120 is perpendicular to the inner surface 113 of the main body 110 .

S300 , cleaning the casing 100 .

After the glass raw material is processed by numerical control turning to obtain the casing, the casing 100 can be cleaned to clean the remaining glass chips, oil stains or impurities on the casing 100 . The shell 100 after cleaning can be further processed, such as grinding, polishing, etc., so that the appearance of the shell 100 is smooth and presents a strong mirror effect.

As used herein, a "mobile terminal" (or simply "terminal") includes, but is not limited to, configured to direct cable connection, and/or another data connection/network) and/or via (for example, for cellular networks, wireless local area networks (WLAN), digital television networks such as DVB-H networks, satellite networks, AM-FM broadcast transmitters , and/or a device for receiving/sending communication signals via a wireless interface of another communication terminal. Mobile terminals arranged to communicate over a wireless interface may be referred to as "wireless communication terminals", "wireless terminals" and/or "communication terminals". Examples of mobile terminals include, but are not limited to, satellite or cellular telephones; Personal Communications Systems (PCS) terminals that may combine cellular radiotelephones with data processing, facsimile, and data communication capabilities; may include radiotelephones, pagers, Internet/Intranet access , a PDA with a web browser, organizer, calendar, and/or Global Positioning System (GPS) receiver; and a conventional laptop and/or palm-type receiver or other electronic device including a radiotelephone transceiver.

The various technical features of the above-mentioned embodiments can be combined arbitrarily. To make the description concise, all possible combinations of the various technical features in the above-mentioned embodiments are not described. However, as long as there is no contradiction in the combination of these technical features, should be considered as within the scope of this specification.

The above-mentioned embodiments only express several implementation modes of the present invention, and the descriptions thereof are relatively specific and detailed, but should not be construed as limiting the patent scope of the invention. It should be pointed out that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for the present invention should be based on the appended claims.

Claims (13)

1. A housing, characterized in that, comprising: a main body, including an outer surface and an inner surface oppositely arranged, and the main body is made of glass; and The edge portion is arranged on the outer periphery of the main body and integrally formed with the main body. The edge portion is made of glass; the edge portion has an inner wall and an outer wall oppositely arranged, and the inner wall and the inner surface are surrounded by An accommodating space is formed, and the inner wall and the inner surface are perpendicular to each other. 2. The casing according to claim 1, wherein the inner surface and the inner wall are both obtained by numerical control turning. 3 . The casing according to claim 1 , wherein the inner wall and the inner surface make a smooth transition, and the outer wall and the outer surface make a smooth transition. 4 . 4 . The casing according to claim 1 , further comprising a reinforcing layer, the reinforcing layer covering the inner surface and fixedly connected with the main body. 5. The casing according to claim 4, wherein the reinforcement layer also covers the inner wall. 6 . The housing according to claim 4 , further comprising an electroluminescence ink layer, a logo groove is opened on the strengthening layer, and the electroluminescence ink layer is filled in the logo groove. 7. The housing according to claim 1, wherein the main body and the edge are made of colored glass. 8. The housing according to claim 1, wherein both the main body and the edge are transparent, and the housing further comprises a decorative layer covering the inner surface . 9. The casing according to claim 8, wherein the decoration layer is a thermochromic ink layer or a photochromic ink layer. 10. The housing according to claim 1, wherein a plurality of cooling holes penetrating through the inner surface and the outer surface are opened on the main body; the housing further comprises a heat dissipation material, the The heat dissipation material fills the heat dissipation holes. 11. The housing according to claim 1, wherein the outer wall and the outer surface are perpendicular to each other. 12. A mobile terminal, characterized by comprising a screen assembly and the housing according to any one of claims 1-11, the screen assembly being fixedly connected to the edge portion. 13. A method for manufacturing a housing, comprising the following steps: Provide raw glass; processing the raw glass material by numerical control turning to obtain a main body and an edge, and the inner surface of the main body and the inner wall of the edge are perpendicular to each other; and Clean the housing.