CN105141725B - A kind of mobile phone center preparation method and mobile phone middle frame structure - Google Patents
A kind of mobile phone center preparation method and mobile phone middle frame structure Download PDFInfo
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- CN105141725B CN105141725B CN201510581470.6A CN201510581470A CN105141725B CN 105141725 B CN105141725 B CN 105141725B CN 201510581470 A CN201510581470 A CN 201510581470A CN 105141725 B CN105141725 B CN 105141725B
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- mobile phone
- phone center
- blank
- engineering plastic
- plastic alloy
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Abstract
The invention discloses a kind of mobile phone center preparation method and mobile phone middle frame structure.A kind of mobile phone center preparation method, including：Make mobile phone center mould；By the mobile phone center mould, four sides injection engineering plastic alloy of plate, obtains mobile phone center blank in mobile phone hardware；Anti-plated ink is sprayed to the region of the upper and lower surface of the mobile phone center blank in addition to engineering plastic alloy；The engineering plastic alloy outer surface of the mobile phone center blank is electroplated, obtained with coated mobile phone center blank；Return the anti-plated ink of the upper and lower surface of the coated mobile phone center blank of the band；The coating of the setting position of the coated mobile phone center blank of the band is returned by laser carving technology, expose engineering plastic alloy as day linear slit, obtain mobile phone center finished product, so obtained mobile phone center finished product outer surface is not easy paint, adhesive force is good, while makes the plastics housing of mobile phone center finished product more attractive.
Description
Technical field
The present embodiments relate to electronic equipment and the communication technology, more particularly to a kind of mobile phone center preparation method and mobile phone
Middle frame structure.
Background technology
At present, inexpensive mobile phone center, one piece of metal medium plate is typically all used, then surrounding injection makrolon
(Polycarbonate, PC) is formed, and PC is a kind of thermoplastic resin of obdurability.Using can be by PC the characteristics of its obdurability
As mobile phone center finished product outer surface.
Mainly there are two kinds of spraying and Vacuum Deposition, the cost of Vacuum Deposition for mobile phone center finished product outer surface PC processing method
Compare high, and mobile phone center finished product outer surface PC is sprayed and the processing method of Vacuum Deposition, all deposit after treatment outer
Easily fall the defects of painting in surface.
The content of the invention
The present invention provides a kind of mobile phone center preparation method and mobile phone middle frame structure, to realize the characteristics of being not easy paint.
In a first aspect, the embodiments of the invention provide a kind of mobile phone center preparation method, including：Make mobile phone middle-frame mould
Tool；
By the mobile phone center mould, four sides injection engineering plastic alloy of plate, is obtained in one's hands in mobile phone hardware
Machine center blank；
Anti-plated ink is sprayed to the region of the upper and lower surface of the mobile phone center blank in addition to engineering plastic alloy；
The engineering plastic alloy outer surface of the mobile phone center blank is electroplated, obtained with coated mobile phone center
Blank；
Return the anti-plated ink of the upper and lower surface of the coated mobile phone center blank of the band；
The coating of the setting position of the coated mobile phone center blank of the band is returned by laser carving technology, exposes engineering
Plastic alloy obtains mobile phone center finished product as day linear slit.
Second aspect, the embodiment of the present invention additionally provide a kind of mobile phone middle frame structure, and the mobile phone middle frame structure utilizes this
Method described in invention any embodiment is made, including：Plate in mobile phone hardware, in mobile phone hardware plate four sides note
The engineering plastic alloy of modeling, engineering plastic alloy outer surface electroplate the coating to be formed and laser carving falls what the coating of setting position was formed
Its linear slit.
The mobile phone center preparation method and mobile phone middle frame structure of the present invention, by making mobile phone center mould；Then pass through
The mobile phone center mould, four sides injection engineering plastic alloy of plate, obtains mobile phone center blank in mobile phone hardware；And
Anti-plated ink is sprayed to the region of the upper and lower surface of the mobile phone center blank in addition to engineering plastic alloy；To in the mobile phone
The engineering plastic alloy outer surface of frame blank is electroplated, and is obtained with coated mobile phone center blank；Return described with plating
The anti-plated ink of the upper and lower surface of the mobile phone center blank of layer；By laser carving technology by the coated mobile phone center blank of the band
The coating of setting position return, expose engineering plastic alloy as day linear slit, obtain mobile phone center finished product.By in mobile phone five
Four sides injection engineering plastic alloy of plate in gold, and electroplated in engineering plastic alloy outer surface, it can make in mobile phone
Frame finished product outer surface is not easy paint, and adhesive force is good, while makes the plastics housing of mobile phone center finished product more attractive.
Brief description of the drawings
Fig. 1 is a kind of flow chart for mobile phone center preparation method that the embodiment of the present invention one provides；
Fig. 2A is the structural representation of plate in the mobile phone hardware in the mobile phone center preparation method that the embodiment of the present invention one provides
Figure；
Fig. 2 B are the cross section structures of the mobile phone center blank in the mobile phone center preparation method that the embodiment of the present invention one provides
Schematic diagram；
Fig. 2 C are the mobile phone centers with anti-plated ink in the mobile phone center preparation method that the embodiment of the present invention one provides
The cross section structure schematic diagram of blank；
Fig. 2 D are the coated mobile phone center blanks of band in mobile phone center preparation method provided in an embodiment of the present invention
Cross section structure schematic diagram；
Fig. 2 E are returning with coated mobile phone center hair in mobile phone center preparation method provided in an embodiment of the present invention
The cross section structure schematic diagram of mobile phone center blank after the anti-plated ink of the upper and lower surface of base；
Fig. 2 F are the section knots of the mobile phone center finished product in mobile phone hardware center preparation method provided in an embodiment of the present invention
Structure schematic diagram；
Fig. 3 is a kind of schematic cross-section of mobile phone middle frame structure in the embodiment of the present invention two.
Embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that in order to just
Part related to the present invention rather than entire infrastructure are illustrate only in description, accompanying drawing.
Embodiment one
Fig. 1 is a kind of flow chart for mobile phone center preparation method that the embodiment of the present invention one provides, and the present embodiment is applicable
In the situation for making mobile phone center, specifically comprise the following steps：
Step 110, make mobile phone center mould；
Mobile phone center includes the plastics housing of plate surrounding in plate in mobile phone hardware and mobile phone hardware, before injection, by mobile phone
Frame mould is fabricated to the shape of mobile phone center.Engineering plastic is molded using four sides of mobile phone center mould plate in mobile phone hardware
Expect that alloy forms the plastics housing of mobile phone center.Specifically, first the mobile phone center mould made is put into when injection
In injection machine, then plate in mobile phone hardware is put into the relevant position of mobile phone center mould, finally in mobile phone hardware plate four
Individual side is molded engineering plastic alloy.Fig. 2A is in the mobile phone hardware in mobile phone center preparation method provided in an embodiment of the present invention
The structural representation of plate.
Wherein, engineering plastic alloy (PC/ABS alloys) refers to the blend of engineering plastics, the engineering plastic in the present embodiment
Expect that alloy is the thermoplastic plastic rubber formed by makrolon (Polycarbonate, PC) and polyacrylonitrile (ABS) alloy, i.e.,
PC/ABS alloys, polyacrylonitrile are exactly acrylonitrile (Acrylonitrile, A), butadiene (Butadiene, B) and styrene
The copolymer of (Styrene, S).This plastics are more preferable than simple PC and ABS performances, and specific PC/ABS alloys have good
It is plating resistance, be easy to be molded.
The plastics housing side of mobile phone center can have different structure, such as can be frosted structure, can also be light
Slipped Clove Hitch structure etc., it is corresponding, the side of mobile phone center mould it is same can have different structure.
Preferably, the side of mobile phone center mould has frosting structure.
The side of mobile phone center mould can be as needed the plastics housing side of mobile phone center be fabricated to corresponding knot
Structure, by the modeling in mobile phone center mould with the mobile phone center if the plastics housing side of mobile phone center needs frosted structure
Frosted shape is made in side corresponding to material housing side, by mobile phone if the plastics housing side of mobile phone center needs smooth structure
Side corresponding with the plastics housing side of the mobile phone center is made smooth in center mould.
Step 120, by the mobile phone center mould, four sides injection engineering plastics of plate close in mobile phone hardware
Gold, obtain mobile phone center blank；
Fig. 2 B are that the cross section structure of the mobile phone center blank in mobile phone center preparation method provided in an embodiment of the present invention shows
It is intended to, as shown in Figure 2 B, according to the shape of mobile phone center mould, four sides note of plate 20 in the mobile phone hardware in injection machine
Mould engineering plastic alloy 21, formed among be plate 20 in mobile phone hardware, four sides of plate 20 are molded into mobile phone hardware
Engineering plastic alloy 21, eventually form mobile phone center blank 2.
Step 130, the region spraying to the upper and lower surface of the mobile phone center blank in addition to engineering plastic alloy are anti-plated
Ink；
Fig. 2 C are the mobile phone center hairs with anti-plated ink in mobile phone center preparation method provided in an embodiment of the present invention
The cross section structure schematic diagram of base.Specifically, mobile phone center formation, it is necessary in mobile phone hardware the plastics housing of the surrounding of plate 20
Layer of metal is plated in outer surface, and such mobile phone center just has metal-like, but forms plate 20 in the mobile phone hardware of mobile phone center
Upper and lower surface do not need plating metal, so, it is necessary to which plating metal will not needed before to plastics housing plating metal
The upper and lower surface of plate 20 sprays anti-plated ink 22 in mobile phone hardware, the upper and lower surface of plate 20 in mobile phone hardware is not plated gold
Category, so as to form the mobile phone center blank 3 with anti-plated ink 22.
Preferably, the anti-plated ink 22 is the special masking ink of plating.
Specifically, anti-plated ink 22 can make not needing the position of plating metal to avoid electroplating metal, due to subsequently needing
Will be in the outer surface plating metal of engineering plastic alloy 21, anti-plated ink 22 here is to prevent from not needing plating metal
The upper metal of position plating, therefore, anti-plated ink 22 is electroplates special masking ink.
Step 140, the engineering plastic alloy outer surface to the mobile phone center blank are electroplated, and are obtained with coated
Mobile phone center blank；
Fig. 2 D are the coated mobile phone center blanks of band in mobile phone center preparation method provided in an embodiment of the present invention
Cross section structure schematic diagram.Plating to engineering plastic alloy 21 be first by the butadiene in engineering plastic alloy 21 chemically
Erode, make product surface that some loose pores be presented, then adhere to one layer of conductor can be conductive, then refer again to plating
Mode electroplated, the mixing for being chemical plating with plating to the plating of engineering plastic alloy 21, after the completion of plating, formed with plating
The mobile phone center blank 4 of layer 23.
Wherein plating is to plate a thin layer other metal or alloy in some metals or frosting using electrolysis principle
Process, the purpose of plating is that metal or alloy layer are plated on base material, changes substrate surface property, plating can prevent base
Material surface abrasion, while the metal-like of base material can be increased, make substrate surface more attractive in appearance.Plating needs an offer direct current
Equipment, electroplating bath, the electroplating liquid medicine containing plated metal ion and the base material to be plated of power supply, wherein base material to be plated does the moon
Anode is done in pole, coated metal, and the two poles of the earth are connected with the negative pole and positive pole of dc source respectively, and electroplating process is the plating in electroplating liquid medicine
Layer metal ion is reduced into metallic atom in the presence of external electric field, through electrode reaction, and in the enterprising row metal deposition of negative electrode
Process.To that need not electroplate after the region in addition to engineering plastic alloy 21 sprays anti-plated ink 22, can with to
The outer surface plating metal of engineering plastic alloy 21 of the mobile phone center blank 3 of anti-plated ink, formed in the mobile phone with coating 23
Frame blank 4.
Preferably, step 140 specifically includes：Engineering plastic using the special electroplating liquid medicine of plastics to the mobile phone center blank
Electroplated material alloy outer surface.
Engineering plastic alloy 21 is different from other metals, therefore needs the special electroplating liquid medicine of plastics to work when plating
Engineering plastics alloy 21 is electroplated.
Further, the special electroplating liquid medicine of the plastics includes cupro-nickel chromium electroplating liquid medicine, cupro-nickel gold electroplating liquid medicine or cupro-nickel
Black nickel electroplating liquid medicine.
Specifically, silver color can be obtained by carrying out plating to the outer surface of engineering plastic alloy 21 with cupro-nickel chromium electroplating liquid medicine；With
Cupro-nickel gold electroplating liquid medicine carries out plating to the outer surface of engineering plastic alloy 21 can obtain gold；Electricity consumption copper facing nickel black nickel electroplates medicine
Water carries out plating to the outer surface of engineering plastic alloy 21 can obtain rifle color.The appearance color that user can be presented as needed,
Electroplated in the outer surface of engineering plastic alloy 21 with different electroplating liquid medicines.
Step 150, return the coated mobile phone center blank of the band upper and lower surface anti-plated ink；
Fig. 2 E are returning with coated mobile phone center hair in mobile phone center preparation method provided in an embodiment of the present invention
The cross section structure schematic diagram of mobile phone center blank after the anti-plated ink of the upper and lower surface of base.
Four sides injection engineering plastic alloy 21 of plate 20, obtains mobile phone center blank 2 in mobile phone hardware；To described
Region of the upper and lower surface of mobile phone center blank 2 in addition to engineering plastic alloy 21 sprays the anti-plated formation of ink 22 and carries anti-plated oil
The mobile phone center blank 3 of ink；Electricity is carried out in the outer surface of engineering plastic alloy 21 of the mobile phone center blank 3 with anti-plated ink
Plating, obtain the mobile phone center blank 4 with coating 23；Return the upper and lower surface of the mobile phone center blank 4 with coating 23
Anti-plated ink 22 after, formed in the mobile phone after returning the anti-plated ink of the upper and lower surface with coated mobile phone center blank 4
Frame blank 5.
Preferably, the anti-plated ink for returning the upper and lower surface of the coated mobile phone center blank of the band specifically includes：
The upper and lower surface of the mobile phone center blank 4 with coating 23 is returned using the liquid medicine supporting with anti-plated ink 22
Anti-plated ink 22.
Specifically, different anti-plated ink 22 needs supporting liquid medicine just to return.
Step 160, by laser carving technology the coating of the setting position of the coated mobile phone center blank of the band is returned,
Expose engineering plastic alloy as day linear slit, obtain mobile phone center finished product.
Laser carving refers to laser engraving, is to cause the Chemical Physics of entry material to change to carve trace by the luminous energy of laser beam
Mark, or moieties are burnt up by luminous energy, show the figure of required etching.
Fig. 2 F are the section knots of the mobile phone center finished product in mobile phone hardware center preparation method provided in an embodiment of the present invention
Structure schematic diagram, as shown in Figure 2 F, the setting position radium to returning the mobile phone center blank 5 with coating 23 after anti-plated ink
Technology for fast carving on, which returns the coating 23 of the outer surface setting position of engineering plastic alloy 21 of mobile phone center blank 5, exposes day linear slit 24,
Finally obtain mobile phone center finished product 6.
The technical scheme of the present embodiment, by four sides injection engineering plastic alloy of the plate in mobile phone hardware, and
Engineering plastic alloy outer surface is electroplated, and is formed with coated mobile phone center blank, and expose engineering by laser carving technology
Plastic alloy obtains mobile phone center finished product as day linear slit.Because engineering plastic alloy has well plating resistance and is easy to note
Modeling, can make the mobile phone center finished product outer surface to be formed be not easy paint, adhesive force is good, while makes the plastics of mobile phone center finished product
Housing is more attractive.
On the basis of above-mentioned technical proposal, preferably can between step 120 and step 130, in addition to：By described in
The corner angle of mobile phone center blank make the bloom chamfering structure of set angle.
By the mobile phone center mould, four sides injection engineering plastic alloy 21 of plate 20, is obtained in mobile phone hardware
To after mobile phone center blank 2, the corner angle of mobile phone center blank 2 can be made to the bloom chamfering structure of set angle, then
Anti-plated ink 22 is sprayed to the region of the upper and lower surface of mobile phone center blank 2 in addition to engineering plastic alloy 21.
So setting is advantageous in that and mobile phone center finished product 6 is had a bloom bright border, outside the plastics for making mobile phone center finished product 6
Frame is not only attractive in appearance but also has good feel.
Embodiment two
Fig. 3 is a kind of schematic cross-section for mobile phone middle frame structure that the embodiment of the present invention two provides, and is present embodiments provided
A kind of mobile phone middle frame structure, the mobile phone middle frame structure utilize any mobile phone center preparation method system that embodiment one provides
Form, including：
Plate 20, four sides of plate 20 are molded in mobile phone hardware engineering plastic alloy 21, engineering plastic in mobile phone hardware
The coating 23 to be formed is electroplated in material alloy outer surface and laser carving falls the day linear slit 24 that the coating 23 of setting position is formed.On specifically,
State part and together constitute mobile phone center finished product 6.
The technical scheme of the present embodiment, by four sides injection engineering plastic alloy of the plate in mobile phone hardware, and
Engineering plastic alloy outer surface is electroplated, and is formed with coated mobile phone center blank, and expose engineering by laser carving technology
Plastic alloy obtains mobile phone center finished product as day linear slit.Because engineering plastic alloy has well plating resistance and is easy to note
Modeling, can make the mobile phone center finished product outer surface to be formed be not easy paint, adhesive force is good, while makes the plastics of mobile phone center finished product
Housing is more attractive.
Pay attention to, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious changes,
Readjust and substitute without departing from protection scope of the present invention.Therefore, although being carried out by above example to the present invention
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
Other more equivalent embodiments can be included, and the scope of the present invention is determined by scope of the appended claims.
Claims (7)
- A kind of 1. mobile phone center preparation method, it is characterised in that including：Make mobile phone center mould；By the mobile phone center mould, four sides injection engineering plastic alloy of plate, is obtained in mobile phone in mobile phone hardware Frame blank；Anti-plated ink is sprayed to the region of the upper and lower surface of the mobile phone center blank in addition to engineering plastic alloy；The engineering plastic alloy outer surface of the mobile phone center blank is electroplated, obtained with coated mobile phone center hair Base；Return the anti-plated ink of the upper and lower surface of the coated mobile phone center blank of the band；The coating of the setting position of the coated mobile phone center blank of the band is returned by laser carving technology, exposes engineering plastics Alloy obtains mobile phone center finished product as day linear slit；The side of the mobile phone center mould has frosting structure.
- 2. mobile phone center preparation method according to claim 1, it is characterised in that after mobile phone center blank is obtained, Before anti-plated ink being sprayed to the region of the upper and lower surface of the mobile phone center blank in addition to engineering plastic alloy, in addition to：The corner angle of the mobile phone center blank are made to the bloom chamfering structure of set angle.
- 3. mobile phone center preparation method according to claim 1, it is characterised in that the anti-plated ink is the special screening of plating Cover ink.
- 4. mobile phone center preparation method according to claim 1, it is characterised in that return in the coated mobile phone of the band The anti-plated ink of the upper and lower surface of frame blank specifically includes：The anti-plated oil of the upper and lower surface of the coated mobile phone center blank of the band is returned using the liquid medicine supporting with anti-plated ink Ink.
- 5. mobile phone center preparation method according to claim 1, it is characterised in that to the engineering of the mobile phone center blank Plastic alloy outer surface carries out plating and specifically included：The engineering plastic alloy outer surface of the mobile phone center blank is electroplated using plastics special electroplating liquid medicine.
- 6. mobile phone center preparation method according to claim 5, it is characterised in that the special electroplating liquid medicine of plastics includes Cupro-nickel chromium electroplating liquid medicine, cupro-nickel gold electroplating liquid medicine or the black nickel electroplating liquid medicine of cupro-nickel.
- 7. a kind of mobile phone middle frame structure, it is characterised in that the mobile phone middle frame structure is utilized as described in claim 1-6 is any Method is made, including：Plate, the engineering plastic alloy of four sides injection of plate, engineering plastic alloy appearance in mobile phone hardware in mobile phone hardware The coating to be formed is electroplated in face and laser carving falls the day linear slit that the coating of setting position is formed.
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| CN201510581470.6A CN105141725B (en) | 2015-09-14 | 2015-09-14 | A kind of mobile phone center preparation method and mobile phone middle frame structure |
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| CN201510581470.6A CN105141725B (en) | 2015-09-14 | 2015-09-14 | A kind of mobile phone center preparation method and mobile phone middle frame structure |
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| CN105141725B true CN105141725B (en) | 2018-04-03 |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106714507B (en) | 2015-11-16 | 2019-09-13 | 华为技术有限公司 | Middle framework and its production method |
| CN106790797B (en) * | 2016-12-13 | 2019-11-19 | 奇酷互联网络科技（深圳）有限公司 | Center of terminal device and preparation method thereof and mobile terminal |
| CN109521511B (en) * | 2017-09-18 | 2021-01-26 | 京东方科技集团股份有限公司 | Microstructure manufacturing method, light modulation device, backlight source and display device |
| CN108723720A (en) * | 2018-06-07 | 2018-11-02 | 东莞三诚丰精密科技有限公司 | A kind of preparation method of the mobile phone center in anodic oxidation face |
| CN108941919B (en) * | 2018-07-02 | 2020-09-04 | 广东长盈精密技术有限公司 | Laser etching method |
| CN109367306B (en) * | 2018-09-12 | 2020-10-02 | 刘道灵 | Cell-phone frame intelligence manufacturing installation |
| CN109760263A (en) * | 2018-12-28 | 2019-05-17 | 惠州Tcl移动通信有限公司 | The production method of intelligent terminal and intelligent terminal center |
| CN113840107A (en) * | 2020-06-24 | 2021-12-24 | 深圳Tcl数字技术有限公司 | Middle frame manufacturing method, middle frame and television |
| CN114311724A (en) * | 2021-11-26 | 2022-04-12 | 广东长盈精密技术有限公司 | Middle frame and preparation method thereof |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180403 |