CN107347103B - 3D mobile phone rear cover and forming process thereof - Google Patents
3D mobile phone rear cover and forming process thereof Download PDFInfo
- Publication number
- CN107347103B CN107347103B CN201710721152.4A CN201710721152A CN107347103B CN 107347103 B CN107347103 B CN 107347103B CN 201710721152 A CN201710721152 A CN 201710721152A CN 107347103 B CN107347103 B CN 107347103B
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- rear cover
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 239000011521 glass Substances 0.000 claims abstract description 93
- 238000013003 hot bending Methods 0.000 claims abstract description 15
- 230000003287 optical effect Effects 0.000 claims abstract description 9
- 239000010408 film Substances 0.000 claims description 27
- 238000005520 cutting process Methods 0.000 claims description 24
- 239000000047 product Substances 0.000 claims description 19
- 238000012545 processing Methods 0.000 claims description 15
- 238000004080 punching Methods 0.000 claims description 13
- 238000007639 printing Methods 0.000 claims description 11
- 238000010030 laminating Methods 0.000 claims description 10
- 238000007747 plating Methods 0.000 claims description 10
- 239000011265 semifinished product Substances 0.000 claims description 9
- 239000010409 thin film Substances 0.000 claims description 9
- 238000007731 hot pressing Methods 0.000 claims description 8
- 230000003666 anti-fingerprint Effects 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 5
- 239000004568 cement Substances 0.000 claims description 4
- 238000010023 transfer printing Methods 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000005498 polishing Methods 0.000 claims description 3
- 238000004381 surface treatment Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000003892 spreading Methods 0.000 claims description 2
- 239000010410 layer Substances 0.000 abstract description 35
- 229920002799 BoPET Polymers 0.000 abstract description 18
- 238000005452 bending Methods 0.000 abstract description 16
- 230000017525 heat dissipation Effects 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 9
- 239000012790 adhesive layer Substances 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 description 8
- 239000012528 membrane Substances 0.000 description 5
- 229920000139 polyethylene terephthalate Polymers 0.000 description 5
- 238000012546 transfer Methods 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000006116 anti-fingerprint coating Substances 0.000 description 3
- 239000003292 glue Substances 0.000 description 2
- 239000010977 jade Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000003678 scratch resistant effect Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
Abstract
The invention discloses a 3D mobile phone back cover, which comprises a body, wherein the body comprises a glass back cover and a PET film, the glass back cover is integrally formed by adopting a glass hot bending machine, the PET film is die-cut and formed, the PET film is positioned in the glass back cover, the inner flat plate part is overlapped with the flat plate part, the side bending part is overlapped with the inner side bending part, the PET film is vacuum bonded with the glass back cover through a transparent optical adhesive layer, and one surface of the PET film, which is bonded with the glass back cover, is provided with an ink pattern layer. According to the 3D mobile phone rear cover, as the glass rear cover and the PET film can not interfere signals, signals of a mobile phone are strong, wireless charging can be realized, the 3D mobile phone rear cover is suitable for 5G network application, and the glass has the advantages of light weight, thinness, scratch resistance and heat dissipation, so that the mobile phone rear cover has the effects of light weight, thinness, scratch resistance and heat dissipation, and the mobile phone is not easy to heat. The invention also discloses a forming process of the rear cover of the 3D mobile phone.
Description
Technical Field
The invention relates to a mobile phone accessory, in particular to a mobile phone rear cover and a forming process thereof.
Background
The traditional mobile phone rear cover sold is made of plastic generally, various paint is sprayed on a plastic shell to achieve various effects, but the wear resistance of the plastic is poor, the strength is insufficient, the outer surface of the plastic mobile phone rear cover (the surface of the mobile phone rear cover facing the mobile phone main board is the inner surface, and the surface of the mobile phone rear cover facing away from the mobile phone main board is the outer surface) is easy to damage or scratch, in order to improve the wear resistance and strength of the mobile phone rear cover, the mobile phone rear cover is also made of stainless steel materials, but the stainless steel mobile phone rear cover is too heavy to hold in the hand, therefore, the metal mobile phone rear cover made of metal materials appears on the market, and the aluminum has the advantages of light weight, high wear resistance, good hand feeling and high strength. However, the metal characteristic of the aluminum mobile phone rear cover can dry signals, so that the battery cannot be charged wirelessly, the aluminum mobile phone rear cover cannot be suitable for a 5G network, and the mobile phone rear cover can generate heat after long-time use.
In view of the above, the present inventors have conducted intensive studies on the above problems, and have resulted from the present invention.
Disclosure of Invention
Therefore, the invention aims to provide the 3D mobile phone rear cover which is scratch-resistant, light and thin, good in heat dissipation, free from heating, free from interference to signals, capable of realizing wireless charging of mobile phone batteries, and suitable for 5G network application.
The invention further provides a forming process for forming the scratch-resistant 3D mobile phone rear cover, which is light and thin, good in heat dissipation, free of heating, free of interference on signals, capable of realizing wireless charging of mobile phone batteries, and suitable for 5G network application.
In order to achieve the above object, the solution of the present invention is: the utility model provides a lid behind 3D cell-phone, including the body, this body has the backplate that laminates with the back of cell-phone and the side frame that laminates with the side wall of cell-phone mutually, above-mentioned body includes lid behind the glass and PET membrane behind the glass lid have with backplate size identical flat board portion and with the side bending portion that the side frame size identical, above-mentioned side bending portion adopts glass hot bending machine and the integrative hot bending shaping of above-mentioned flat board portion, the inside bending portion that the above-mentioned PET membrane has with backplate size identical and with the side frame size identical, the die-cut shaping of inside bending portion and inside flat board portion, the above-mentioned PET membrane is in the lid behind the above-mentioned glass, the inside flat board portion coincides with flat board portion, the side bending portion coincides with inside bending portion, the above-mentioned PET membrane is through transparent optical glue layer and the vacuum laminating of above-mentioned glass lid together, and the one side that the above-mentioned PET membrane is equipped with printing ink pattern layer behind the glass lid.
The ink pattern layer is provided with a UV transfer printing texture layer, a vacuum electroplated layer and a printing ink pattern layer which are sequentially arranged from bottom to top, and the thickness of the ink pattern layer is 10-30um.
The thickness of the glass rear cover is 0.5-1.0mm.
The thickness of the PET film is 25-75um.
The outer surface of the glass rear cover is vacuum plated with an anti-fingerprint coating.
A molding process of a 3D mobile phone rear cover is realized through the following steps:
1. cutting, namely cutting glass by using a glass cutting machine, and cutting glass sheets which are matched with the size of the rear cover of the mobile phone in the spreading process, wherein the thickness of the glass is 0.5-1.0mm;
2. performing hot bending forming, namely performing hot bending forming on the glass sheet in the first step by using a glass hot bending machine, wherein during the hot bending forming, the glass sheet in the first step is heated and softened at 80 ℃, 100 ℃, 200 ℃, 300 ℃ and 400 ℃ in sequence, then subjected to downward hot pressing micro deformation for a plurality of times at 500 ℃, and finally subjected to downward hot pressing forming for a plurality of times at 680 ℃ to obtain a glass rear cover semi-finished product, the appearance of which is matched with that of the rear cover of the mobile phone;
3. surface treatment, namely sequentially polishing, cleaning and toughening the surface of the semi-finished product of the glass rear cover in the second step, and carrying out vacuum plating on the surface of the glass rear cover with an anti-fingerprint film after the toughening treatment to obtain a glass finished product;
4. cutting, namely cutting a thin film cutting piece with the same size as the glass piece in the step one;
5. pattern processing, namely performing pattern ink processing on one surface of the thin film cut piece in the fourth step to form a pattern ink layer, wherein the ink of the pattern ink layer is 2-6 layers, and the thickness of the pattern ink layer is 10-30um, so that a thin film processing piece is obtained;
6. punching and molding, namely positioning and punching the position of the film processing piece corresponding to the hole position of the mobile phone rear cover in the fifth step, and then punching and cutting the film processing piece into a film semi-finished product which is matched with the shape of the mobile phone rear cover through a shape punching process;
7. forming, namely placing the film sheet finished product in the step six and the glass finished product in the step three in a four-curved surface laminating machine, and vacuum laminating through transparent optical cement to obtain a 3D mobile phone rear cover which is formed by completely laminating glass and a film in a mutually overlapped mode, wherein the glass finished product is coated outside the film sheet finished product;
8. and D, removing bubbles from the rear cover of the 3D mobile phone by adopting a bubble removing machine to obtain a finished product of the rear cover of the 3D mobile phone.
In the third step, the contact angle of pure water of the anti-fingerprint film is less than 110 degrees.
The pattern ink treatment in the fifth step is sequentially provided with a UV transfer printing treatment, a vacuum plating treatment and a pattern printing ink layer.
After the technical scheme is adopted, the signal of the mobile phone is stronger because the glass rear cover and the PET film cannot interfere with the signal, wireless charging can be realized, the mobile phone rear cover is suitable for 5G network application, and the glass has the advantages of light weight, thinness, scratch resistance and heat dissipation, so that the mobile phone rear cover has the effects of light weight, thinness, scratch resistance and heat dissipation, and the mobile phone is not easy to heat.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Detailed Description
The invention relates to a 3D mobile phone back cover, as shown in figure 1, comprising a body, wherein the body is provided with a back plate attached to the back surface of a mobile phone and a side frame attached to the side wall of the mobile phone,
the glass back cover 1 is provided with a flat plate part 11 matched with the back plate and a side bending part 12 matched with the side frame, the side bending part 12 is integrally formed by hot bending with the flat plate part 11 by a glass hot bending machine, the glass back cover is made of glass of the series 2320 of the American Corning company, the PET film 2 is provided with an inner flat plate part 21 matched with the back plate and an inner bending part 22 matched with the side frame, the inner bending part 22 and the inner flat plate part 21 are integrally punched and formed by a punching process, the glass back cover 1 is provided with a cavity through the flat plate part 11 and the side bending part 12, the PET film 2 is positioned in the cavity of the glass back cover 1, the inner flat plate part 21 is overlapped with the flat plate part 11, the side bending part 12 is overlapped with the inner bending part 22, the PET film 2 is vacuum bonded with the glass back cover 1 through a transparent optical adhesive layer 3, and one surface of the PET film 2, which is bonded with the glass back cover 1, is provided with an ink pattern layer 4.
Preferably, it is: the ink pattern layer 4 has a UV transfer texture layer 41, a vacuum plating layer 42 and a printing ink pattern layer 43 which are sequentially arranged from bottom to top, that is, the UV transfer texture layer 41 is located between the PET film 2 and the vacuum plating layer 42, the vacuum plating layer 42 is located between the UV transfer texture layer 41 and the printing ink pattern layer 43, the printing ink pattern layer 43 is located between the vacuum plating layer 42 and the transparent optical glue layer 3, the UV transfer texture layer 41 is textured by UV transfer, and the printing ink pattern layer is patterned by printing. The total thickness of the ink pattern layer 4 is 10-30um, the thickness of the glass back cover 1 is 0.5-1.0mm, the thickness of the PET film 2 is 25-75um, and the transparent optical adhesive layer 3 can be directly coated on the printing ink pattern 43 or on the surface of the glass back cover 1 facing the PET film 2.
According to the 3D mobile phone rear cover, as the glass rear cover 1 and the PET film 2 can not interfere signals, the signals of a mobile phone adopting the mobile phone rear cover are strong, wireless charging can be realized, the mobile phone rear cover is suitable for 5G network application, and the glass rear cover has the advantages of light weight, thinness, scratch resistance and heat dissipation, so that the mobile phone rear cover has the effects of light weight, thinness, scratch resistance and heat dissipation, is not easy to cause heating of the mobile phone, can be charged wirelessly, is anti-riot and resistant to fall, has high surface hardness, is smooth and fine in hand feeling, is as good as jade in temperature, and presents a 3D effect.
According to the 3D mobile phone rear cover disclosed by the invention, the outer surface of the glass rear cover 1 is plated with the anti-fingerprint coating 5 in vacuum, and the surface of the mobile phone rear cover is always kept bright by utilizing the anti-fingerprint coating 5.
The invention discloses a forming process of a rear cover of a 3D mobile phone, which is realized by the following steps:
1. cutting, namely cutting glass by using a glass cutting machine, and cutting glass sheets which are matched with the size of the mobile phone rear cover when the mobile phone rear cover is unfolded, wherein the thickness of the glass is 0.5-1.0mm, namely the size of the glass is the sum of the size of the back plate of the mobile phone rear cover and the size of the mobile phone rear cover after the side wall of the mobile phone rear cover is unfolded, and the measurement mode of the unfolded size of the mobile phone rear cover is to firstly model the mobile phone rear cover through three-dimensional software, and then obtain the size of a plane formed by flattening the mobile phone rear cover through the model of the modeled mobile phone rear cover;
2. the glass sheet in the first step is heated and softened at the temperature of 80 ℃, 100 ℃, 200 ℃, 300 ℃ and 400 ℃ in sequence, and then heated and softened at the temperature of different temperatures on the same conveying line in sequence, and subjected to hot pressing micro-deformation for multiple times at 500 ℃ and finally subjected to hot pressing deformation for multiple times at 680 ℃, the specific operation of micro-deformation at two temperatures is that when the softened glass sheet is conveyed to a heating box at 500 ℃, a hot pressing die in the heating box slowly presses down the glass sheet for 3-4 times to gradually micro-deform the glass sheet, then conveyed to the heating box at 680 ℃, the hot pressing die in the heating box slowly presses down the glass sheet for 2-6 times again to ensure that the final shape of the glass sheet is matched with the shape of a mobile phone back cover, and a semi-finished glass back cover is formed, namely, the side wall of the glass sheet is integrally heated and bent to form a side bending part matched with the mobile phone back cover by using the glass hot bending machine,
3. surface treatment, namely sequentially polishing, cleaning and toughening the surface of the semi-finished product of the glass rear cover in the second step, and carrying out vacuum plating on the surface of the glass rear cover with an anti-fingerprint film after the toughening treatment to obtain a glass finished product;
4. cutting, namely cutting a thin film cutting piece with the same size as the glass piece in the step one;
5. pattern processing, namely performing pattern ink processing on one surface of the thin film cut piece in the fourth step to form a pattern ink layer, wherein the ink of the pattern ink layer is 2-6 layers, and the thickness of the pattern ink layer is 10-30um, so that a thin film processing piece is obtained;
6. punching and molding, namely positioning and punching the position of the film processing piece corresponding to the hole position of the mobile phone rear cover in the fifth step, and then punching and cutting the film processing piece into a film semi-finished product which is matched with the shape of the mobile phone rear cover through a shape punching process;
7. forming, namely placing the film finished product in the step six and the glass finished product in the step three in a four-curved surface laminating machine, and laminating the film and the glass in vacuum through transparent optical cement to obtain a 3D mobile phone rear cover which is formed by laminating glass and a film completely in a mutually overlapped mode, wherein the glass finished product is coated outside the film finished product, and the transparent optical cement can be coated on a film semi-finished product or a glass finished product;
8. and D, removing bubbles from the rear cover of the 3D mobile phone by adopting a bubble removing machine to obtain a finished product of the rear cover of the 3D mobile phone.
According to the process for forming the rear cover of the 3D mobile phone, the rear cover of the mobile phone, which is formed by the glass and the PET film, can be formed through the hot bending process of the glass and the vacuum bonding process of the glass and the film, and the glass is used as the outer surface of the rear cover of the mobile phone, and the glass and the PET film can not interfere signals, so that the signals of the mobile phone are strong, wireless charging can be realized, the process is suitable for 5G network application, the glass has the advantages of light weight, thinness, scratch resistance and heat dissipation, the rear cover of the mobile phone correspondingly has the effects of light weight, thinness, scratch resistance and heat dissipation, is difficult to cause the heating of the mobile phone, can be charged wirelessly, is anti-riot and resistant to break, has high hardness of the surface, and has smooth and exquisite touch feeling, and is as good as a jade, and presents a 3D effect.
The 3D mobile phone rear cover forming process provided by the invention is obtained through experiments of the inventor for many years, and the glass rear cover can have a better overall effect only by adopting the glass of 2320 series of Kangning company in the United states.
In the third step, the contact angle of pure water of the anti-fingerprint film is smaller than 110 degrees.
According to the forming process of the rear cover of the 3D mobile phone, the pattern ink treatment in the fifth step sequentially comprises UV transfer printing treatment, vacuum plating treatment and pattern printing ink layer, and the three-layer ink treatment is utilized to enable the patterns which are seen through from the rear cover of the glass to have strong stereoscopic impression, the 3D effect is good, and the problem of pattern abrasion is avoided.
The above examples and drawings are not intended to limit the form or form of the present invention, and any suitable variations or modifications thereof by those skilled in the art should be construed as not departing from the scope of the present invention.
Claims (3)
1. The molding process of the 3D mobile phone rear cover is characterized by comprising the following steps of:
1. cutting, namely cutting glass by using a glass cutting machine, and cutting glass sheets which are matched with the size of the rear cover of the mobile phone in the spreading process, wherein the thickness of the glass is 0.5-1.0mm;
2. performing hot bending forming, namely performing hot bending forming on the glass sheet in the first step by using a glass hot bending machine, wherein during the hot bending forming, the glass sheet in the first step is heated and softened at 80 ℃, 100 ℃, 200 ℃, 300 ℃ and 400 ℃ in sequence, then subjected to downward hot pressing micro deformation for a plurality of times at 500 ℃, and finally subjected to downward hot pressing forming for a plurality of times at 680 ℃ to obtain a glass rear cover semi-finished product, the appearance of which is matched with that of the rear cover of the mobile phone;
3. surface treatment, namely sequentially polishing, cleaning and toughening the surface of the semi-finished product of the glass rear cover in the second step, and carrying out vacuum plating on the surface of the glass rear cover with an anti-fingerprint film after the toughening treatment to obtain a glass finished product;
4. cutting, namely cutting a thin film cutting piece with the same size as the glass piece in the step one;
5. pattern processing, namely performing pattern ink processing on one surface of the thin film cut piece in the fourth step to form a pattern ink layer, wherein the ink of the pattern ink layer is 2-6 layers, and the thickness of the pattern ink layer is 10-30um, so that a thin film processing piece is obtained;
6. punching and molding, namely positioning and punching the position of the film processing piece corresponding to the hole position of the mobile phone rear cover in the fifth step, and then punching and cutting the film processing piece into a film semi-finished product which is matched with the shape of the mobile phone rear cover through a shape punching process;
7. forming, namely placing the film sheet finished product in the step six and the glass finished product in the step three in a four-curved surface laminating machine, and vacuum laminating through transparent optical cement to obtain a 3D mobile phone rear cover which is formed by completely laminating glass and a film in a mutually overlapped mode, wherein the glass finished product is coated outside the film sheet finished product;
8. and D, removing bubbles from the rear cover of the 3D mobile phone by adopting a bubble removing machine to obtain a finished product of the rear cover of the 3D mobile phone.
2. The process for forming the rear cover of the 3D mobile phone according to claim 1, wherein the process comprises the following steps: in the third step, the contact angle of pure water of the anti-fingerprint film is less than 110 degrees.
3. The process for forming the rear cover of the 3D mobile phone according to claim 1, wherein the process comprises the following steps: the pattern ink treatment in the fifth step is sequentially provided with a UV transfer printing treatment, a vacuum plating treatment and a pattern printing ink layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710721152.4A CN107347103B (en) | 2017-08-21 | 2017-08-21 | 3D mobile phone rear cover and forming process thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710721152.4A CN107347103B (en) | 2017-08-21 | 2017-08-21 | 3D mobile phone rear cover and forming process thereof |
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| Publication Number | Publication Date |
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| CN107347103A CN107347103A (en) | 2017-11-14 |
| CN107347103B true CN107347103B (en) | 2024-01-02 |
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| CN201710721152.4A Active CN107347103B (en) | 2017-08-21 | 2017-08-21 | 3D mobile phone rear cover and forming process thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107819089B (en) * | 2017-11-20 | 2023-06-09 | 福建省石狮市通达电器有限公司 | Manufacturing process and forming equipment of 3D battery cover |
| CN207897243U (en) * | 2017-12-27 | 2018-09-21 | 华为技术有限公司 | A kind of rear cover, shell and electronic equipment |
| CN108248270A (en) * | 2018-01-05 | 2018-07-06 | 福建省石狮市通达电器有限公司 | A kind of preparation method of imitative ceramic mobile phone rear cover |
| CN108574748A (en) * | 2018-03-19 | 2018-09-25 | 维沃移动通信有限公司 | Diaphragm preparation method, diaphragm and shell |
| CN108471460A (en) * | 2018-03-28 | 2018-08-31 | 努比亚技术有限公司 | Mobile terminal |
| CN108769302B (en) * | 2018-05-11 | 2019-10-25 | Oppo广东移动通信有限公司 | Shell, electronic device and method for producing shell |
| CN108900658B (en) * | 2018-05-25 | 2021-03-30 | Oppo广东移动通信有限公司 | Housing, electronic device, and method for manufacturing housing |
| CN108848211B (en) * | 2018-05-25 | 2021-03-30 | Oppo广东移动通信有限公司 | Housing, electronic device, and method for manufacturing housing |
| CN109079429A (en) * | 2018-06-27 | 2018-12-25 | 安徽金龙浩光电科技有限公司 | A kind of 3.5D hand-set lid production technology |
| CN108943670A (en) * | 2018-06-28 | 2018-12-07 | 信利光电股份有限公司 | A kind of 3D cover board and its processing method |
| CN111510521A (en) * | 2019-01-31 | 2020-08-07 | 北京小米移动软件有限公司 | Terminal rear shell and processing method thereof |
| CN111645383B (en) * | 2019-03-04 | 2022-12-13 | Oppo广东移动通信有限公司 | Manufacturing method of battery cover and mobile terminal |
| US11785124B2 (en) * | 2019-06-27 | 2023-10-10 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Housing assembly, method for manufacturing housing assembly, and electronic device |
| CN110194584A (en) * | 2019-06-27 | 2019-09-03 | 广东星星精密玻璃科技有限公司 | A kind of bend glass hot bending imprint process |
| CN110614862A (en) * | 2019-09-19 | 2019-12-27 | 深圳市裕同包装科技股份有限公司 | Method for applying special ink to battery rear cover |
| CN110673239A (en) * | 2019-10-22 | 2020-01-10 | 华南理工大学 | Naked eye 3D mobile phone backboard film, preparation method thereof and mobile phone |
| CN111212163A (en) * | 2020-02-14 | 2020-05-29 | Tcl移动通信科技（宁波）有限公司 | Preparation method of mobile phone rear shell and mobile phone rear shell |
| CN111355831A (en) * | 2020-03-16 | 2020-06-30 | 德兴市恒海科技有限公司 | Design method of glass rear cover embossment |
| CN113033848B (en) * | 2021-03-30 | 2022-04-08 | 苏州市鑫达试验设备有限公司 | Mobile phone film pasting hot bending machine and working method thereof |
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| US8973501B2 (en) * | 2008-12-31 | 2015-03-10 | Contra Vision Ltd. | Printing layers of ceramic ink in substantially exact registration differential ink medium thermal expulsion |
| CN103991252A (en) * | 2013-02-16 | 2014-08-20 | 爱元福科技股份有限公司 | 3D stereo explosion-proof glass explosion-proof membrane and preparation method thereof |
| CN108270886B (en) * | 2015-03-23 | 2020-12-01 | Oppo广东移动通信有限公司 | Mobile phone shell and manufacturing method thereof |
| CN106218196B (en) * | 2016-07-26 | 2019-03-26 | Tcl移动通信科技（宁波）有限公司 | A kind of 3D visual texture and its processing method in glass surface |
| CN106495445A (en) * | 2016-10-26 | 2017-03-15 | 深圳市创世纪机械有限公司 | A kind of bend glass hot bending device |
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