CN104618532B - A kind of processing method of mobile phone metal bottom shell - Google Patents

A kind of processing method of mobile phone metal bottom shell Download PDF

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Publication number
CN104618532B
CN104618532B CN201410839966.4A CN201410839966A CN104618532B CN 104618532 B CN104618532 B CN 104618532B CN 201410839966 A CN201410839966 A CN 201410839966A CN 104618532 B CN104618532 B CN 104618532B
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metal
shell
center
piece
mobile phone
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CN201410839966.4A
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CN104618532A (en
Inventor
许海平
陈佳
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Abstract

The invention discloses a kind of processing method of mobile phone metal bottom shell, it is related to mobile phone processing technique field.The processing method comprises the following steps:A, the metal shell blank including center end and face-piece main body is gone out using metallic plate punching;The auxiliary antenna area hollowed out, primary antenna region and connecting portion are reserved between the face-piece of center end and face-piece main body;B, plastic cement inner casing is gone out in the inside injection molding of metal shell blank;Plastic body is equiped with auxiliary antenna area and primary antenna region;C, the connecting portion on CNC mill ofves metal shell blank, obtains mobile phone metal bottom shell.The present invention is after metal plate punching, connecting portion is reserved between the face-piece of center end and face-piece main body before nanometer injection, realize the processing of mobile phone metal bottom shell, the metal plate drain pan center end separated present in the process for solving the problems, such as existing metal bottom shell is not easy injection with face-piece main body, and process stabilizing, production efficiency is high, and processing is time-consuming short, and production cost is low.

Description

A kind of processing method of mobile phone metal bottom shell
Technical field
The present invention relates to mobile phone processing technique field, more particularly to a kind of processing method of mobile phone metal bottom shell.
Background technology
At present, existing handset shell is formed using plastic production.Plastic handset shell wears no resistance, and uses one Cut occurs after the section time or even the situation such as fade.In order to solve above mentioned problem existing for above-mentioned plastic handset shell, increasingly More mobile phone metal bottom shells are widely studied and developed, because the wearability of mobile phone metal bottom shell is good, exquisite appearance, by Consumers in general's likes.As shown in figure 1, the making of existing mobile phone metal bottom shell is typically using metal plate punching shaping and nanometer The method that injection molding is combined is realized, due to the presence of antenna structure, the center end 1 ' of metal plate drain pan and face-piece main body 2 ' need to separate, i.e. the two side of center end 1 ' forms gap between the two side of face-piece main body 2 ' respectively, but metal plate After punching press, the drain pan center end 1 ' of separation can not be placed in plastic mould together with face-piece main body 2 ' to be molded.
Based on described above, a kind of processing method of mobile phone metal bottom shell is needed badly, to solve existing mobile phone metal bottom shell The existing separation of processing method bad with the face-piece main body injection in metal plate drain pan center end the problem of.
The content of the invention
The purpose of the present invention is to propose to a kind of processing method of mobile phone metal bottom shell, the processing method of the mobile phone metal bottom shell Metal plate drain pan center end and the face-piece main body separated present in the process for solving existing mobile phone metal bottom shell is not allowed The problem of being easily molded.
To use following technical scheme up to this purpose, the present invention:
A kind of processing method of mobile phone metal bottom shell provided by the invention, comprises the following steps:
A, the metal shell blank including center end and face-piece main body is gone out using metallic plate punching;Wherein, in described Be reserved between the face-piece of frame end and face-piece main body the auxiliary antenna area hollowed out, primary antenna region and for connect it is described in Frame end and the connecting portion of the face-piece main body;
B, the metal shell blank is placed in plastic mould, gone out in the inside injection molding of the metal shell blank Plastic cement inner casing, the center end are fixed in the face-piece main body by the plastic cement inner casing;Wherein, the auxiliary antenna area Plastic body is equiped with the primary antenna region;
C, the connecting portion described in CNC mill ofves on metal shell blank, the mobile phone metal bottom shell is obtained.
As a kind of preferred scheme, the auxiliary antenna area is to be opened on the center end roof of the center end At least one auxiliary antenna breach.
As a kind of preferred scheme, the primary antenna region be opened in it is at least one on the face-piece of the face-piece main body Primary antenna opening.
As a kind of preferred scheme, the connecting portion is at least one center end top for being used to connect the center end The connection position of wall and the face-piece of the face-piece main body.
As a kind of preferred scheme, the connecting portion is at least two spaced connection positions, and the connection position is convex Go out the lug boss that the face-piece of the face-piece main body is set.
Beneficial effects of the present invention are:
The invention provides a kind of processing method of mobile phone metal bottom shell, the processing method of the mobile phone metal bottom shell is:Bag Include following steps:A, the metal shell blank including center end and face-piece main body is gone out using metallic plate punching;Wherein, it is described The auxiliary antenna area hollowed out, primary antenna region and described for connecting are reserved between the face-piece of center end and face-piece main body Center end and the connecting portion of the face-piece main body;B, the metal shell blank is placed in plastic mould, in the metal The inside injection molding of outer sleeve blank goes out plastic cement inner casing, and the center end is fixed on the face-piece master by the plastic cement inner casing On body;Wherein, it is equiped with plastic body in the auxiliary antenna area and the primary antenna region;C, described in CNC mill ofves outside metal Connecting portion on shell blank, obtain the mobile phone metal bottom shell.
The present invention is by combining the processes such as punch forming, injection molding and CNC processing, and after metal plate punching, nanometer Enough connecting portions are reserved before injection between the face-piece of center end and face-piece main body, realize adding for mobile phone metal bottom shell Work, the metal plate drain pan center end separated present in the process for solving existing metal bottom shell are not easy with face-piece main body The problem of injection, and process stabilizing, production efficiency is high, and processing is time-consuming short, and production cost is low.
Brief description of the drawings
Fig. 1 is the structural representation of metal plate drain pan in the mobile phone metal bottom shell process that prior art provides;
Fig. 2 is the flow chart of the processing method for the mobile phone metal bottom shell that the preferred embodiment of the present invention provides;
Fig. 3 is the structural representation for the metal shell blank that the preferred embodiment of the present invention provides;
Fig. 4 is the structural representation for the injection inner casing that the preferred embodiment of the present invention provides;
Fig. 5 is the structural representation for the mobile phone metal bottom shell that the preferred embodiment of the present invention provides.
In figure:
1 ', center end;2 ', face-piece main body;
1st, metal shell blank;2nd, plastic cement inner casing;
10th, center end;11st, face-piece main body;13rd, auxiliary antenna area;14th, primary antenna region;15th, connecting portion;
101st, center end roof;102nd, center end sidewalls;111st, face-piece;112nd, face-piece side wall.
Embodiment
For make present invention solves the technical problem that, the technical scheme that uses and the technique effect that reaches it is clearer, below The technical scheme of the embodiment of the present invention will be described in further detail with reference to accompanying drawing, it is clear that described embodiment is only It is part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those skilled in the art exist The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
The invention provides a kind of processing method of mobile phone metal bottom shell, as shown in Figures 2 to 5, the mobile phone metal bottom shell Processing method comprise the following steps:
A, the metal shell blank 1 including center end 10 and face-piece main body 11 is gone out using metallic plate punching.
In the present embodiment, sheet metal is preferably stainless steel metal plate, can also be aluminium alloy metal plate, using above material The abrasion resistance of mobile phone drain pan, the service life of further extending cell phone can be improved.
In the present embodiment, as shown in figure 3, the face-piece main body 11 includes face-piece 111 and is arranged on the both sides of face-piece 111 Two face-piece side walls 112.The center end 10 includes center end roof 101 and is arranged on the both sides of center end roof 101 Two center end sidewalls 102.Two center end sidewalls 102 of the center end 10 respectively with the face-piece main body 11 Two face-piece side walls 112 between form gap, that is to say, that two center end sidewalls 102 of the center end 10 are divided Two face-piece side walls 112 not with the face-piece main body 11 are separated, and not link together or formed integrative-structure.
Auxiliary antenna area 13, primary antenna region are reserved between the center end 10 and the face-piece 111 of face-piece main body 11 14 and the connecting portion 15 of the face-piece 111 for connecting the center end 10 and the face-piece main body 11.
In the present embodiment, the auxiliary antenna area 13 is preferably the center end roof for being opened in the center end 10 Two auxiliary antenna breach on 101, the shape (such as circular or rectangle or irregular shape) and size of auxiliary antenna breach are unlimited, can It is designed according to the demand of user.The primary antenna region 14 is preferably to be opened on the face-piece 111 of the face-piece main body 11 Four primary antenna openings, the shapes and sizes of primary antenna opening are unlimited.In addition, the auxiliary antenna area 13 and the primary antenna The quantity in region 14 is unlimited, can be set according to cellphone subscriber's demand.
In the present embodiment, as a kind of preferred scheme, the connecting portion 15 is three and is used to connect the center end The connection position of 10 center end roof 101 and the face-piece 111 of the face-piece main body 11, three connection positions are arranged at intervals, and even It is preferably to protrude the lug boss that the face-piece 111 of the face-piece main body 11 is set to connect position.
The setting of the structure of connecting portion 15 is effectively by the center end roof 101 of the center end 10 and the face-piece master The face-piece 111 of body 11 connects, and the injection molding of center end 10 as described below and face-piece main body 11 is facilitated, so as to solve The metal plate drain pan center end separated present in the process of existing metal bottom shell of having determined is not easy to be molded with face-piece main body The problem of.
B, the metal shell blank 1 is placed in plastic mould, in the inside injection molding of the metal shell blank 1 Go out plastic cement inner casing 2 (referring to Fig. 4), the center end 10 is fixed in the face-piece main body 11 by the plastic cement inner casing 2.
In the present embodiment, plastic body is equiped with the auxiliary antenna area 13 and the primary antenna region 14.
, wherein it is desired to explanation, the noun of locality such as " top " specifically described herein, " side ", are when mobile phone metal bottom shell is carried out Meaning during normal use.
C, the connecting portion 15 described in CNC mill ofves on metal shell blank 1, the mobile phone metal bottom shell is obtained.
As a kind of preferred scheme, by CNC Milling Process, remove and center end is connected on the metal shell blank 1 All connection positions between portion 10 and the face-piece 111 of face-piece main body 11, the mobile phone metal bottom shell of the present embodiment is obtained (referring to figure 5).Afterwards, mobile phone metal bottom shell, which can pass through, includes the processes such as oxidation, sandblasting, bloom and pasting protective film progress post-processing to increase The aesthetic appearance and feature of strong handset shell, for example, can prevent that metallic mobile phone housing is extraneous by pasting protective film processing mode Environment is corroded, the service life of extending cell phone housing.Anodized mode can be passed through in the outer surface of metal shell Or other surfaces processing mode electroplates different metals so that metallic mobile phone housing shows various metals color, enhances hand Cruel the dazzling property and diversity that casing is seen in vitro, meet the different demands of user.
Wherein, in the process of above-mentioned mobile phone metal bottom shell, it can at any time be polished as needed, remove batch cutting edge of a knife or a sword and clear The processing such as wash.
The present invention is by combining the processes such as punch forming, injection molding and CNC processing, and after metal plate punching, nanometer Enough connecting portions are reserved before injection between the face-piece of center end and face-piece main body, realize adding for mobile phone metal bottom shell Work, the metal plate drain pan center end separated present in the process for solving existing metal bottom shell are not easy with face-piece main body The problem of injection, and process stabilizing, production efficiency is high, and processing is time-consuming short, and production cost is low.
The technical principle of the present invention is described above in association with specific embodiment.These descriptions are intended merely to explain the present invention's Principle, and limiting the scope of the invention can not be construed in any way.Based on explanation herein, the technology of this area Personnel would not require any inventive effort the other embodiments that can associate the present invention, and these modes are fallen within Within protection scope of the present invention.

Claims (3)

  1. A kind of 1. processing method of mobile phone metal bottom shell, it is characterised in that:Comprise the following steps:
    A, the metal shell blank (1) including center end (10) and face-piece main body (11) is gone out using metallic plate punching;Wherein, The auxiliary antenna area (13) hollowed out, primary antenna region are reserved between the center end (10) and the face-piece of face-piece main body (11) (14) and for connecting the connecting portion (15) of the center end (10) and the face-piece main body (11);Wherein, the auxiliary day Line region (13) is at least one auxiliary antenna breach being opened on the center end roof (101) of the center end (10), The primary antenna region (14) is at least one primary antenna opening being opened on the face-piece (111) of the face-piece main body (11);
    B, the metal shell blank (1) is placed in plastic mould, in the inside injection molding of the metal shell blank (1) Go out plastic cement inner casing (2), the center end (10) is fixed on the face-piece main body (11) by the plastic cement inner casing (2);Its In, it is equiped with plastic body in the auxiliary antenna area (13) and the primary antenna region (14);
    C, the connecting portion (15) described in CNC mill ofves on metal shell blank (1), obtains the mobile phone metal bottom shell.
  2. 2. the processing method of mobile phone metal bottom shell according to claim 1, it is characterised in that:The connecting portion (15) is extremely The face-piece of the few one center end roof (101) and the face-piece main body (11) for being used to connect the center end (10) (111) connection position.
  3. 3. the processing method of mobile phone metal bottom shell according to claim 2, it is characterised in that:The connecting portion (15) is extremely Few two spaced connection positions, the projection that the connection position is set for the face-piece (111) of the protrusion face-piece main body (11) Portion.
CN201410839966.4A 2014-12-30 2014-12-30 A kind of processing method of mobile phone metal bottom shell Active CN104618532B (en)

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CN201810008406.2A CN108055376B (en) 2014-12-30 2014-12-30 Processing method of metal bottom shell of mobile phone and related product
CN201410839966.4A CN104618532B (en) 2014-12-30 2014-12-30 A kind of processing method of mobile phone metal bottom shell

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CN104935692A (en) * 2015-06-01 2015-09-23 努比亚技术有限公司 Cellphone housing and cellphone
CN105904158A (en) * 2016-04-14 2016-08-31 广东欧珀移动通信有限公司 Mobile terminal, rear cover assembly thereof and forming method of rear cover assembly
CN105881811B (en) * 2016-06-30 2019-02-15 维沃移动通信有限公司 A kind of processing technology with insert injection moulding product
CN106254584B (en) * 2016-07-29 2019-05-17 维沃移动通信有限公司 A kind of insert structure and its processing method
CN106550564B (en) * 2016-10-31 2020-04-24 维沃移动通信有限公司 Terminal rear cover and preparation method thereof
CN106535536B (en) * 2016-10-31 2019-10-15 维沃移动通信有限公司 The rear cover and rear cover preparation method of a kind of electronic equipment
CN106736243A (en) * 2017-01-20 2017-05-31 惠州威博精密科技有限公司 A kind of nanometer of manufacture method of injection-molding phone alloy center
CN106657483B (en) * 2017-03-01 2019-11-15 维沃移动通信有限公司 A kind of metallic mobile phone rear cover and its manufacturing method
CN107591607A (en) * 2017-07-25 2018-01-16 讯创(天津)电子有限公司 A kind of preparation technology of the array 5G antennas of intelligent mobile phone
CN107580097B (en) * 2017-08-28 2018-10-16 福建省石狮市通达电器有限公司 A kind of ceramic mobile phone rear cover and its moulding process
CN108271326B (en) * 2018-01-16 2020-08-04 Oppo广东移动通信有限公司 Middle frame and electronic equipment
CN108539391B (en) * 2018-04-02 2020-08-14 Oppo广东移动通信有限公司 Manufacturing method of antenna assembly, antenna assembly and electronic equipment
CN109333912A (en) * 2018-08-24 2019-02-15 西安易朴通讯技术有限公司 Processing method, shell, the terminal of terminal shell
CN110744264A (en) * 2019-09-11 2020-02-04 惠州市志成海利五金制品有限公司 Machining process method of hardware fitting of electronic product
CN110815709A (en) * 2019-11-20 2020-02-21 Oppo广东移动通信有限公司 Machining method of shell assembly, shell assembly and electronic equipment thereof
CN111970590A (en) * 2020-09-29 2020-11-20 瑞声新能源发展(常州)有限公司科教城分公司 Loudspeaker box and terminal equipment

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CN108055376A (en) 2018-05-18
CN104618532A (en) 2015-05-13

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Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18

Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd.

Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18

Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd.