CN114609709A - Aluminum foil shading sheet and production method thereof - Google Patents
Aluminum foil shading sheet and production method thereof Download PDFInfo
- Publication number
- CN114609709A CN114609709A CN202011394387.5A CN202011394387A CN114609709A CN 114609709 A CN114609709 A CN 114609709A CN 202011394387 A CN202011394387 A CN 202011394387A CN 114609709 A CN114609709 A CN 114609709A
- Authority
- CN
- China
- Prior art keywords
- shading sheet
- sheet body
- spraying
- dazzling screen
- aluminum foil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 21
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 21
- 239000011888 foil Substances 0.000 title claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 238000005507 spraying Methods 0.000 claims abstract description 49
- 238000001035 drying Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 4
- 239000005030 aluminium foil Substances 0.000 claims description 3
- 238000005282 brightening Methods 0.000 claims description 3
- 230000003746 surface roughness Effects 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000002791 soaking Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 239000007921 spray Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/04—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/60—Arrangements for mounting, supporting or holding spraying apparatus
- B05B15/68—Arrangements for adjusting the position of spray heads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/18—Processes for applying liquids or other fluent materials performed by dipping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/52—Two layers
- B05D7/54—No clear coat specified
- B05D7/542—No clear coat specified the two layers being cured or baked together
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/003—Light absorbing elements
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention belongs to the technical field of anti-dazzling screens, in particular to an aluminum foil anti-dazzling screen and a production method thereof, aiming at the problem that comprehensive spraying is difficult to realize at a chamfer structure position in the process of spraying the anti-dazzling screen, the invention provides the following scheme. According to the aluminum foil anti-dazzling screen and the production method thereof, the rotary numerical control support arm is arranged, the rotary numerical control support arm can conveniently and rapidly adjust the position of the atomizing nozzle, so that uniform spraying can be performed on the chamfering structure, meanwhile, the atomizing nozzle can generate omnibearing spraying, further the inclined plane of the chamfering structure can be better attached, and the uniformity and the comprehensiveness of spraying are guaranteed.
Description
Technical Field
The invention relates to the technical field of shading sheets, in particular to an aluminum foil shading sheet and a production method thereof.
Background
The shading sheet is an article for shading light as the name implies, can prevent light from leaking out from a gap between two objects, thereby enhancing the brightness of the light, and is widely applied to electronic equipment such as display screens, mobile phones, tablet computers and the like.
The existing optical anti-dazzling screen comprises an anti-dazzling screen body, and black ink is sprayed on the anti-dazzling screen body, however, the existing spraying mode is generally that a spraying machine is used for directly spraying the surface of the anti-dazzling screen body, the impact force is too large, the problem of uneven spraying is easily caused, and comprehensive spraying is difficult to realize in the anti-dazzling screen at the position of the anti-dazzling screen.
Disclosure of Invention
The invention provides an aluminum foil shading sheet and a production method thereof based on the technical problem that comprehensive spraying is difficult to realize at a chamfer structure in the process of spraying the shading sheet.
The aluminum foil anti-dazzling screen provided by the invention comprises an anti-dazzling screen body, wherein the outer wall of the circumference of the anti-dazzling screen body is provided with a chamfer structure, and the top, the bottom and the chamfer structure of the anti-dazzling screen body are respectively provided with a coating.
Preferably, the chamfered structure comprises a chamfer.
A production method of an aluminum foil shading sheet comprises the following steps:
s1: firstly, stamping a shading sheet body which is made of an aluminum foil material to ten-thirteen micrometers;
s2: then, soaking the punched shading sheet body in black ink for two to three minutes, taking out the shading sheet body, placing the shading sheet body on carrying equipment below spraying equipment, and further spraying the shading sheet body by the spraying equipment, wherein a spraying head of the spraying equipment adopts an atomizing spray head, and the carrying equipment adopts conveying belt type assembly line equipment;
s3: setting the distance between the atomizing nozzle and the carrying equipment at ten to twelve centimeters, and mounting the atomizing nozzle on a rotary numerical control support arm;
s4: drying equipment is arranged at the conveying downstream of the carrying equipment, and the drying equipment adopts a microwave dryer;
s5: after the light shading sheet body is sprayed, the light shading sheet body is performed with brightening treatment, the surface roughness of the light shading sheet body is 0.5-0.7 micrometers, the thickness of the whole sprayed light shading sheet body is twenty-three micrometers, and finally the requirements of a finished product are met.
Compared with the prior art, the invention provides an aluminum foil shading sheet and a production method thereof, and the aluminum foil shading sheet has the following beneficial effects:
1. this aluminium foil anti-dazzling screen and production method thereof, through being provided with the chamfer structure in the inner ring middle part at the anti-dazzling screen body, at the in-process that the anti-dazzling screen used, the setting of chamfer structure can effectually detach the miscellaneous light, simultaneously, after the anti-dazzling screen body is processed through gorgeous extinction, the smooth surface will appear rough matte phenomenon, when the light source gets into, just be difficult to produce the refraction, stray light just is difficult to appear to the camera lens for the reflectivity reaches 0.4%.
2. This aluminium foil anti-dazzling screen and production method thereof, when carrying out spray coating treatment, adopt and soak earlier the mode of spraying again, soak and can form one side on the surface of anti-dazzling screen body and film, the spraying again just can make the attaching to of ink material oil on filming, guarantee the stability of spraying, the power that the spraying head of spraying equipment adopted the atomizer can effectual reduction spraying, because the quality of anti-dazzling screen body is light, consequently can the effectual security of guaranteeing the spraying, it can realize the spraying of continuity to carry thing equipment to adopt the assembly line of conveyer belt, the efficiency of improving production.
3. According to the aluminum foil anti-dazzling screen and the production method thereof, the rotary numerical control support arm is arranged, the rotary numerical control support arm can conveniently and rapidly adjust the position of the atomizing nozzle, so that uniform spraying can be performed on the chamfering structure, meanwhile, the atomizing nozzle can generate omnibearing spraying, further the inclined plane of the chamfering structure can be better attached, and the uniformity and the comprehensiveness of spraying are guaranteed.
Drawings
Fig. 1 is a schematic perspective view of a light-shielding sheet body of an aluminum foil light-shielding sheet and a method for producing the same according to the present invention;
fig. 2 is a schematic view of a partial front cross-sectional structure of a light-shielding sheet body of an aluminum foil light-shielding sheet and a method for manufacturing the same according to the present invention;
fig. 3 is a schematic structural view of a partial front cross-sectional view of a chamfer structure of an aluminum foil shading sheet and a production method thereof according to the present invention.
In the figure: 1 shading sheet body, 2 chamfer structures, 201 inclined planes and 3 coatings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-2, an aluminum foil anti-dazzling screen comprises a screen body 1, wherein a chamfer structure 2 is arranged on the outer wall of the circumference of the screen body 1, coatings 3 are arranged on the top, the bottom and the chamfer structure 2 of the screen body 1, and stray light can be effectively removed by the chamfer structure 2.
In the present invention, referring to fig. 3, the chamfer structure 2 includes a chamfer 201.
The production method of the aluminum foil light shield comprises the following steps:
the first step is as follows: firstly, stamping a shading sheet body 1, wherein the shading sheet body 1 is made of an aluminum foil material, the shading sheet body 1 is stamped to be ten micrometers to thirteen micrometers, the whole stamping process is divided into four times of stamping, the shading sheet body 1 is rotated by ninety degrees every time of stamping, and the uniformity of stamping can be effectively ensured after the four times of stamping;
the second step is that: then, immersing the punched anti-dazzling screen body 1 in black ink for two to three minutes, taking out the anti-dazzling screen body 1, placing the anti-dazzling screen body 1 on an object carrying device below a spraying device, and further spraying the anti-dazzling screen body 1 by the spraying device, wherein a spraying head of the spraying device adopts an atomizing spray head, the object carrying device adopts a conveyor belt type assembly line device, and a mode of firstly immersing and then spraying is adopted, so that a film is formed on one side of the surface of the anti-dazzling screen body 1 by immersing, and then spraying can be carried out, so that ink oil is attached to the film, and the stability of spraying is ensured; the spraying head of the spraying equipment adopts the atomizing nozzle, so that the spraying power can be effectively reduced, and the safety of spraying can be effectively ensured due to the light weight of the shading sheet body 1; the carrying equipment adopts a conveyor belt type assembly line, so that continuous spraying can be realized, and the production efficiency is improved;
the third step: the distance between the atomizing nozzle and the carrying equipment is set to be ten to twelve centimeters, the atomizing nozzle is arranged on the rotary numerical control support arm, the rotary numerical control support arm is used for conveniently and rapidly adjusting the position of the atomizing nozzle, so that the chamfer structure 2 can be uniformly sprayed, meanwhile, the atomizing nozzle can generate omnibearing spraying, the inclined surface 201 of the chamfer structure 2 can be better attached, and the spraying uniformity is ensured;
the fourth step: the drying equipment is arranged at the conveying downstream of the object carrying equipment, the microwave drying machine is adopted by the drying equipment, the microwave drying machine belongs to microwave heating and is used for heating materials from inside to outside simultaneously, the temperature difference between the inside and the outside of the materials is small, the condition that the inside and the outside heating are inconsistent in conventional heating cannot be generated, and the shading sheet body 1 is small in size, so that the shading sheet body 1 is not easy to deform due to the adoption of the microwave drying, and the drying safety is improved;
the fifth step: after the shading sheet body 1 is sprayed, the shading sheet body is performed with brightening treatment, the surface roughness of the shading sheet body is 0.5-0.7 micrometers, the thickness of the whole sprayed shading sheet body 1 is twenty-three micrometers, the requirement of a finished product is finally met, and the inner diameter surface of the shading sheet body 1 is smooth after the shading sheet body is punched. When the light source enters, the light passes through the surface smooth surface, and refraction is easy to generate. Stray light easily appears in the lens, and the matte phenomenon will appear in the smooth surface after the anti-dazzling screen body 1 is gorgeously eliminated, just is difficult to produce the refraction when the light source gets into. Stray light is not easily generated in the lens.
The control mode of the invention is automatically controlled by the controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of the power supply also belongs to the common knowledge in the field, and the invention is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail in the invention.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (3)
1. The utility model provides an aluminium foil anti-dazzling screen, includes anti-dazzling screen body (1), its characterized in that, the circumference outer wall of anti-dazzling screen body (1) is provided with chamfer structure (2), top, bottom and chamfer structure (2) of anti-dazzling screen body (1) all are provided with coating (3).
2. The aluminum foil shade as claimed in claim 1, wherein the chamfer structure (2) comprises a chamfer (201).
3. The production method of the aluminum foil shading sheet is characterized by comprising the following steps:
s1: firstly, stamping a shading sheet body (1), wherein the shading sheet body (1) is made of an aluminum foil material, and stamping the shading sheet body (1) to ten-thirteen micrometers;
s2: then, soaking the punched shading sheet body (1) in black ink for two to three minutes, taking out the shading sheet body (1), placing the shading sheet body on carrying equipment below spraying equipment, and further spraying the shading sheet body (1) by the spraying equipment, wherein a spraying head of the spraying equipment adopts an atomizing nozzle, and the carrying equipment adopts conveyor belt type assembly line equipment;
s3: setting the distance between the atomizing nozzle and the carrying equipment at ten to twelve centimeters, and mounting the atomizing nozzle on a rotary numerical control support arm;
s4: drying equipment is arranged at the conveying downstream of the carrying equipment, and the drying equipment adopts a microwave dryer;
s5: after the light shading sheet body (1) is sprayed, the light shading sheet body is performed with brightening treatment, the surface roughness of the light shading sheet body is 0.5-0.7 micrometers, the thickness of the whole sprayed light shading sheet body (1) is twenty-three micrometers, and the requirements of finished products are finally met.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011394387.5A CN114609709A (en) | 2020-12-03 | 2020-12-03 | Aluminum foil shading sheet and production method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011394387.5A CN114609709A (en) | 2020-12-03 | 2020-12-03 | Aluminum foil shading sheet and production method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114609709A true CN114609709A (en) | 2022-06-10 |
Family
ID=81857199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011394387.5A Pending CN114609709A (en) | 2020-12-03 | 2020-12-03 | Aluminum foil shading sheet and production method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114609709A (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011107588A (en) * | 2009-11-20 | 2011-06-02 | Toppan Printing Co Ltd | Camera module and method of manufacturing the same |
| CN102601027A (en) * | 2011-12-22 | 2012-07-25 | 四川省川建管道有限公司 | Anti-corrosion technology for coating epoxy ceramic on cast iron pipe fitting |
| CN202837773U (en) * | 2012-09-17 | 2013-03-27 | 硕颖数码科技（中国）有限公司 | Camera optical system |
| CN105872367A (en) * | 2016-03-30 | 2016-08-17 | 东斓视觉科技发展（北京）有限公司 | Video generating method and video shooting device |
| CN205572434U (en) * | 2016-01-26 | 2016-09-14 | 深圳市鼎泰智能装备股份有限公司 | Numerical control machine arm |
| CN206920792U (en) * | 2017-04-15 | 2018-01-23 | 瑞声科技(新加坡)有限公司 | Camera lens module |
| CN207074332U (en) * | 2017-07-07 | 2018-03-06 | 瑞声科技(新加坡)有限公司 | Imaging lens |
| CN207249315U (en) * | 2017-04-15 | 2018-04-17 | 瑞声科技(新加坡)有限公司 | Light-blocking member and lens assembly |
| CN108624144A (en) * | 2018-05-10 | 2018-10-09 | 江西景旺精密电路有限公司 | A kind of black matte ink and its preparation and spraying method |
| CN109870976A (en) * | 2017-12-03 | 2019-06-11 | 赵秀荣 | A kind of infrared touch panel production equipment |
| CN110951315A (en) * | 2019-12-19 | 2020-04-03 | 陈泽辉 | Glitter powder coating and spraying process thereof |
| CN111098607A (en) * | 2020-01-09 | 2020-05-05 | 深圳市博微恩科技有限公司 | Production process and equipment of jet printing equipment |
| CN111715447A (en) * | 2020-07-20 | 2020-09-29 | 四川金东迪科技有限公司 | Method for improving shading of backlight round hole |
-
2020
- 2020-12-03 CN CN202011394387.5A patent/CN114609709A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011107588A (en) * | 2009-11-20 | 2011-06-02 | Toppan Printing Co Ltd | Camera module and method of manufacturing the same |
| CN102601027A (en) * | 2011-12-22 | 2012-07-25 | 四川省川建管道有限公司 | Anti-corrosion technology for coating epoxy ceramic on cast iron pipe fitting |
| CN202837773U (en) * | 2012-09-17 | 2013-03-27 | 硕颖数码科技（中国）有限公司 | Camera optical system |
| CN205572434U (en) * | 2016-01-26 | 2016-09-14 | 深圳市鼎泰智能装备股份有限公司 | Numerical control machine arm |
| CN105872367A (en) * | 2016-03-30 | 2016-08-17 | 东斓视觉科技发展（北京）有限公司 | Video generating method and video shooting device |
| CN207249315U (en) * | 2017-04-15 | 2018-04-17 | 瑞声科技(新加坡)有限公司 | Light-blocking member and lens assembly |
| CN206920792U (en) * | 2017-04-15 | 2018-01-23 | 瑞声科技(新加坡)有限公司 | Camera lens module |
| CN207074332U (en) * | 2017-07-07 | 2018-03-06 | 瑞声科技(新加坡)有限公司 | Imaging lens |
| CN109870976A (en) * | 2017-12-03 | 2019-06-11 | 赵秀荣 | A kind of infrared touch panel production equipment |
| CN108624144A (en) * | 2018-05-10 | 2018-10-09 | 江西景旺精密电路有限公司 | A kind of black matte ink and its preparation and spraying method |
| CN110951315A (en) * | 2019-12-19 | 2020-04-03 | 陈泽辉 | Glitter powder coating and spraying process thereof |
| CN111098607A (en) * | 2020-01-09 | 2020-05-05 | 深圳市博微恩科技有限公司 | Production process and equipment of jet printing equipment |
| CN111715447A (en) * | 2020-07-20 | 2020-09-29 | 四川金东迪科技有限公司 | Method for improving shading of backlight round hole |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206389441U (en) | Camera, CCD camera assembly and terminal device | |
| US8726485B2 (en) | Housing for electronic device and method for making the same | |
| TW201417675A (en) | Housing for electronic device and method for making same | |
| CN103243301B (en) | A kind of method being realized three-D pattern display by vacuum plating | |
| CN110420776B (en) | Mask assembly and method for manufacturing Mini LED backlight module | |
| WO2021027065A1 (en) | Metal sprayed antenna structure and preparation method therefor | |
| CN110607505A (en) | Method for coating mobile phone rear cover with color gradient | |
| CN110683770A (en) | Glass cover plate ink spraying method | |
| CN109433563B (en) | Processing method of shell smooth and matte homobody film layer and film layer structure | |
| CN114609709A (en) | Aluminum foil shading sheet and production method thereof | |
| EP2937890B1 (en) | Plasma coating apparatus with a plasma diffuser and method preventing discolouration of a substrate | |
| WO2021027063A1 (en) | Antenna structure for electronic device | |
| WO2020113849A1 (en) | Evaporation cavity structure and baffle plate structure | |
| CN111347703A (en) | Manufacturing method of mobile phone rear cover with 3D effect | |
| CN107315207A (en) | Increase the face equipment and its manufacture method of camera hole light transmittance | |
| CN107694883A (en) | A kind of mobile phone spray finishing technique | |
| CN103176637A (en) | Display panel and decorative frame manufacturing method thereof and touch control display system comprising same | |
| CN107267921A (en) | Crucible and evaporation coating device is deposited | |
| CN207588926U (en) | A kind of single side etches AG glass hand-set lids | |
| CN106698967A (en) | Tempered glass film with anti-glaze coating and manufacturing method of tempered glass film | |
| WO2020238358A1 (en) | Manufacturing method for explosion-proof mobile phone glass back cover, and glass back cover | |
| CN112616274A (en) | Decorative plate, preparation method and electronic equipment | |
| CN107580424A (en) | LED circuit board sprays tin thickness and the optimization method of flatness | |
| CN107153225B (en) | Anti-glare processing method, anti-glare cover board and the display device of cover board | |
| CN107571332B (en) | Machining method for shell edge, shell and mobile terminal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |