CN102800920A - Bijection plating antenna shell and manufacturing method thereof - Google Patents
Bijection plating antenna shell and manufacturing method thereof Download PDFInfo
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- CN102800920A CN102800920A CN201210274607XA CN201210274607A CN102800920A CN 102800920 A CN102800920 A CN 102800920A CN 201210274607X A CN201210274607X A CN 201210274607XA CN 201210274607 A CN201210274607 A CN 201210274607A CN 102800920 A CN102800920 A CN 102800920A
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- antenna housing
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Abstract
The invention discloses a bijection plating antenna shell and a manufacturing method thereof. The bijection plating antenna shell comprises a shell and an internal antenna arranged on the surface of the shell, wherein the shell is formed from plating plastics and non-plating plastics through a bijection injection molding die; and the internal antenna is a metal layer plated on the surface of the plating plastics. Due to the bijection injection molding and surface plating technology, the manufactured antenna has good structural strength and is not easily broken; the combination between the antenna and the shell is relatively tight, and warp is not easily caused; the using performance of the antenna is better; the batch production speed is high, and the production cost is low; and the products obtained by batch production have stable quality and good consistency.
Description
Technical field
The present invention relates to be arranged on built-in aerial on the handset shell and preparation method thereof field, in particular a kind ofly combine with housing closely to be difficult for to warp, structural strength well not frangible, steady quality high conformity, the simple cost of production technology is low, serviceability is preferable dijection plating antenna and preparation method thereof.
Background technology
Traditional built-in aerial that is arranged on the handset shell has following several kinds of modes: a kind of FPC of being soft board+double faced adhesive tape mode sticks on FPC soft board antenna the surface of handset shell exactly through two-sided gum.But this mode mostly relies on manual operations, and speed of production is slow, and subsides are askew easily during stickup, and the finished product fraction defective is higher, and after the double faced adhesive tape adhesion descended, FPC soft board antenna peeled off easily.
Another kind is sheet metal+hot melt post mode, exactly the sheet metal antenna is placed on the fixed leg of housing, through flatiron or fuse machine the top of fixed leg is melted with the fixing metal sheet.But this mode speed of production is slow, and the finished product fraction defective is higher, and assembling back sheet metal also is prone to buckling deformation.
Also has a kind of LDS of being (Laser Direct Structuring) radium carving mode, the antenna pattern that utilizes special radium carving equipment to process exactly at surface of shell.But this mode speed of production is slow, and equipment manufacturing cost is high, and the consistency of antenna pattern not good quality is unstable, when housing during situation such as more crisp or bump antenna the possibility of fracture to occur bigger.
Therefore, prior art still haves much room for improvement and develops.
Summary of the invention
For solving the problems of the technologies described above, the present invention provides a kind of dijection plating antenna housing, and antenna self structure intensity is frangible not well, combines closely to be difficult for warping with housing, and serviceability is preferable.
Simultaneously, the present invention also provides a kind of manufacture method of dijection plating antenna housing, and batch process speed is fast, cost is low, the constant product quality high conformity that batch machining goes out.
Technical scheme of the present invention is following: the manufacture method of a kind of dijection plating antenna housing may further comprise the steps: A, penetrate the non-parts of plastics of plating that injection mo(u)lding goes out housing through first; B, on said non-basis of plating parts of plastics, penetrate the plated parts of plastics that injection mo(u)lding goes out housing through second; C, form inside antenna at the said surperficial metal plated layer that plates parts of plastics.
The manufacture method of described dijection plating antenna housing, wherein: adopt first to penetrate front mould the said non-parts of plastics of plating is molded on the shared mould afterwards in the said steps A; Penetrate the front mould injection mo(u)lding through this shared back mould cooperation second of rotation among the said step B and go out the said parts of plastics of plating.
The manufacture method of described dijection plating antenna housing, wherein: the metal level among the said step C is plated in said surface of shell through the method for plating, chemical plating or vacuum plating.
The manufacture method of described dijection plating antenna housing, wherein: said chemical plating specifically comprises: alligatoring → washing → impact copper → washing → thick copper → washing → nickel activation → washing → chemical nickel → washing → drying.
The manufacture method of described dijection plating antenna housing, wherein: adopt during alligatoring prescription for the coarsening solution of chromic acid 160 ~ 240g/L, sulfuric acid 450 ~ 550g/L 65 ~ 75 ℃ of following alligatoring of temperature 30 ~ 50 minutes.
The manufacture method of described dijection plating antenna housing, wherein: continue 30 ~ 50 minutes down for 55 ~ 65 ℃ in temperature when impacting copper, continue 3 ~ 6 hours down for 55 ~ 65 ℃ in temperature during thick copper.
The manufacture method of described dijection plating antenna housing, wherein: continue 1 ~ 5 minute down for 30 ~ 40 ℃ in temperature during the nickel activation, continue 10 ~ 30 minutes down for 80 ~ 90 ℃ in temperature during chemical nickel.
A kind of dijection plating antenna housing; Comprise housing and the inside antenna that is arranged on this surface of shell; Wherein: said housing is by plating plastics and Fei Ke plating plastics through the moulding of dijection injection mold, and said inside antenna is set to be plated in the said metal level that plates frosting.
Described dijection plating antenna housing, wherein: the said non-plastics that plate comprise the non-PC plastics that plate, and the said plastics that plate comprise the ABS plastic of butadiene content 18 ~ 23% scopes in, said metal level is set to the copper layer and adds nickel dam or copper layer and add nickel dam and add gold layer.
Described dijection plating antenna housing; Wherein: said dijection injection mold comprises that first penetrates front mould, second and penetrate front mould and shared back mould; Said first penetrates front mould is provided with the said non-die cavity and first that plates plastics of moulding and injects the mouth of a river, and said second penetrates front mould is provided with moulding and can plates the die cavity and second of plastics and inject the mouth of a river.
A kind of dijection plating antenna housing provided by the present invention and preparation method thereof; Owing to adopted the dijection injection moulding to add the technological means of overlay coating, the antenna self structure intensity of producing is frangible not well, and the combining of antenna and housing comparatively closely is difficult for warping; The serviceability of antenna is also preferable; And batch process speed is fast, and production cost is low, the constant product quality high conformity that batch machining goes out.
Description of drawings
Fig. 1 is the three-dimensional structure diagram of dijection plating antenna housing of the present invention.
Fig. 2 is the decomposing schematic representation of dijection plating antenna housing of the present invention.
Fig. 3 is that first of dijection plating antenna housing of the present invention is penetrated front mould and shared back mould stereogram.
Fig. 4 is that first of dijection plating antenna housing of the present invention is penetrated the stereogram that front mould and second is penetrated front mould.
Embodiment
Below will combine accompanying drawing, specific embodiments of the invention and embodiment specify, and described specific embodiment in order to explain the present invention, is not to be used to limit embodiment of the present invention only.
As shown in Figure 1; Fig. 1 is the three-dimensional structure diagram of dijection plating antenna housing of the present invention; With the mobile phone is example, and this dijection plating antenna comprises the plastic casing 110 of mobile phone and a plurality of inside antennas (111 and 112) of mobile phone, and these inside antennas (111 draw) all are arranged on the surface of this housing 110.
In conjunction with shown in Figure 2; Fig. 2 is the decomposing schematic representation of dijection plating antenna housing of the present invention; This housing by can plate plastics (111` and 112`) part and non-plate plastics 110` partly through the dijection Shooting Technique via the moulding of dijection injection mold, said inside antenna (111 and 112) is set to correspondence and is plated in these and can plates the surperficial metal level of plastics (111` and 112`).
Based on above-mentioned dijection plating antenna housing, the invention allows for a kind of manufacture method of dijection plating antenna housing, may further comprise the steps: step S1, penetrate the non-parts of plastics of plating that injection mo(u)lding goes out housing through first; Step S2, on said non-basis of plating parts of plastics, penetrate the plated parts of plastics that injection mo(u)lding goes out housing through second; Step S3, form inside antenna at the said surperficial metal plated layer that plates parts of plastics.
In the preferred implementation of dijection plating antenna housing of the present invention and preparation method thereof; Concrete; Like Fig. 3 and shown in Figure 4; Fig. 3 is that first of dijection of the present invention plating antenna housing is penetrated front mould and shared back mould stereogram, and Fig. 4 is that first of dijection plating antenna housing of the present invention is penetrated the stereogram that front mould and second is penetrated front mould, and said dijection injection mold comprises that first penetrates front mould 210, second and penetrate front mould 230 and shared back mould 220; Said second penetrates front mould 230 is provided with moulding and can plates the die cavity and second of plastics and inject the mouth of a river; Said first penetrates front mould 210 is provided with the said non-die cavity and first that plates plastics of moulding and injects the mouth of a river, in step S1, adopts said first to penetrate front mould 210 the said non-parts of plastics of plating is molded on the mould 220 of said shared back; In step S2, through rotation on dijection injection moulding board should be shared back mould 220 and cooperate said second to penetrate front mould 230 injection mo(u)ldings and go out the said parts of plastics of plating.
Further; Metal level among the said step S3 can be plated in said surface of shell through the method for plating, chemical plating or vacuum plating; In prior art, when second penetrates, directly conductive plastics is injected into formed three-dimensional antenna on the housing; Adopt the serviceability of the metal level antenna that method system provided by the invention done obviously to be improved, thereby have more practicality.
Concrete, the said non-plastics that plate comprise the non-PC plastics that plate, and the said plastics that plate comprise the ABS plastic that can plate; Be preferably; In the ABS plastic that can plate, butadiene content can significantly improve the chemical platability of ABS plastic thus in 18 ~ 23% weight percentage ranges.
With the chemical plating is example, and the concrete steps of ABS plastic chemical plating can be divided into: alligatoring → washing → impact copper → washing → thick copper → washing → nickel activation → washing → chemical nickel → washing → drying.
Be preferably, can adopt during alligatoring prescription for the coarsening solution of chromic acid 160 ~ 240g/L, sulfuric acid 450 ~ 550g/L 65 ~ 75 ℃ of following alligatoring of temperature 30 ~ 50 minutes.And in traditional coarsening solution prescription; The content of chromic acid is higher, on higher temperature, can make the gloss deepening gradually of the coat of metal, and this is for also being very disadvantageous for the chemical plating inside antenna studding with on the housing of steel disc; Obviously reduced the content of chromic acid in the chemical plating method of the present invention; Simultaneously correspondingly prolong coarsening time, can guarantee that like this stainless steel substrates is not corroded, can guarantee the adhesion and the outward appearance of coating again.
Be preferably, impacting copper can continue 30 ~ 50 minutes down for 55 ~ 65 ℃ in temperature, and thick copper can continue 3 ~ 6 hours down for 55 ~ 65 ℃ in temperature.Can obtain the copper layer of thickness in the 8-12um scope thus, to improve the serviceability of inside antenna.
Be preferably, the nickel activation can continue 1 ~ 5 minute down for 30 ~ 40 ℃ in temperature, and chemical nickel can continue 10 ~ 30 minutes down for 80 ~ 90 ℃ in temperature.Can on the basis of copper layer, obtain certain thickness nickel dam thus, to avoid the oxidation of copper layer.
In addition, also can adopt the chemistry gold, on the basis of nickel dam, to obtain certain thickness gold layer, chemical gold can continue 5 ~ 10 minutes down at 85 ~ 92 ℃, and wherein the gold concentration of used liquid can be arranged in the 0.5-2.0g/l scope.
At last, for protection better is plated in the metal level of surface of shell, can be on this metal level spray paint, to play protective coating and effect attractive in appearance.
Should be understood that; The above is merely preferred embodiment of the present invention, is not sufficient to limit technical scheme of the present invention, concerning those of ordinary skills; Within spirit of the present invention and principle; Can increase and decrease according to above-mentioned explanation, replacement, conversion or improvement, and all these increases and decreases, replacement, conversion or improve after technical scheme, all should belong to the protection range of accompanying claims of the present invention.
Claims (10)
1. the manufacture method of a dijection plating antenna housing is characterized in that, may further comprise the steps:
A, penetrate the non-parts of plastics of plating that injection mo(u)lding goes out housing through first;
B, on said non-basis of plating parts of plastics, penetrate the plated parts of plastics that injection mo(u)lding goes out housing through second;
C, form inside antenna at the said surperficial metal plated layer that plates parts of plastics.
2. the manufacture method of dijection plating antenna housing according to claim 1 is characterized in that:
Adopt first to penetrate front mould the said non-parts of plastics of plating is molded on the shared mould afterwards in the said steps A;
Penetrate the front mould injection mo(u)lding through this shared back mould cooperation second of rotation among the said step B and go out the said parts of plastics of plating.
3. the manufacture method of dijection plating antenna housing according to claim 1 is characterized in that:
Metal level among the said step C is plated in said surface of shell through the method for plating, chemical plating or vacuum plating.
4. the manufacture method of dijection plating antenna housing according to claim 3 is characterized in that said chemical plating specifically comprises: alligatoring → washing → impact copper → washing → thick copper → washing → nickel activation → washing → chemical nickel → washing → drying.
5. the manufacture method of dijection according to claim 4 plating antenna housing is characterized in that: adopt during alligatoring prescription for the coarsening solution of chromic acid 160 ~ 240g/L, sulfuric acid 450 ~ 550g/L 65 ~ 75 ℃ of following alligatoring of temperature 30 ~ 50 minutes.
6. the manufacture method of dijection according to claim 4 plating antenna housing is characterized in that: continue 30 ~ 50 minutes down for 55 ~ 65 ℃ in temperature when impacting copper, continue 3 ~ 6 hours down for 55 ~ 65 ℃ in temperature during thick copper.
7. the manufacture method of dijection plating antenna housing according to claim 4 is characterized in that: continue 1 ~ 5 minute down for 30 ~ 40 ℃ in temperature during the nickel activation, continue 10 ~ 30 minutes down for 80 ~ 90 ℃ in temperature during chemical nickel.
8. antenna housing is plated in a dijection; Comprise housing and the inside antenna that is arranged on this surface of shell; It is characterized in that: said housing is by plating plastics and Fei Ke plating plastics through the moulding of dijection injection mold, and said inside antenna is set to be plated in the said metal level that plates frosting.
9. dijection plating antenna housing according to claim 8; It is characterized in that: the said non-plastics that plate comprise the non-PC plastics that plate; The said plastics that plate comprise the ABS plastic of butadiene content in 18 ~ 23% scopes, and said metal level is set to the copper layer and adds nickel dam or copper layer and add nickel dam and add the gold layer.
10. dijection plating antenna housing according to claim 8; It is characterized in that: said dijection injection mold comprises that first penetrates front mould, second and penetrate front mould and shared back mould; Said first penetrates front mould is provided with the said non-die cavity and first that plates plastics of moulding and injects the mouth of a river, and said second penetrates front mould is provided with moulding and can plates the die cavity and second of plastics and inject the mouth of a river.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210274607 CN102800920B (en) | 2012-08-03 | 2012-08-03 | Bijection plating antenna shell and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210274607 CN102800920B (en) | 2012-08-03 | 2012-08-03 | Bijection plating antenna shell and manufacturing method thereof |
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| CN102800920A true CN102800920A (en) | 2012-11-28 |
| CN102800920B CN102800920B (en) | 2013-12-18 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104079849A (en) * | 2014-07-14 | 2014-10-01 | 深圳市康凯斯信息技术有限公司 | Television signal receiving device and mobile terminal with same |
| CN104505579A (en) * | 2014-09-19 | 2015-04-08 | 昆山鑫泰利精密模具有限公司 | High-stability wireless communication antenna |
| CN105453337A (en) * | 2013-06-03 | 2016-03-30 | 因塔思株式会社 | Intenna manufacturing method having capability to improve plating reliability |
| 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 |
| CN111463564A (en) * | 2020-03-05 | 2020-07-28 | 上海阿莱德实业股份有限公司 | Preparation method of plastic antenna oscillator with high coating bonding strength |
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| CN101113527A (en) * | 2006-07-28 | 2008-01-30 | 比亚迪股份有限公司 | Electroplating product and method for preparing same |
| CN101876067A (en) * | 2009-04-30 | 2010-11-03 | 比亚迪股份有限公司 | Roughing solution and surface plating method for acrylonitrile-butadiene-styrene terpolymer |
| CN101908667A (en) * | 2009-09-10 | 2010-12-08 | 深圳富泰宏精密工业有限公司 | Shell of electronic device and manufacturing method thereof |
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2012
- 2012-08-03 CN CN 201210274607 patent/CN102800920B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101113527A (en) * | 2006-07-28 | 2008-01-30 | 比亚迪股份有限公司 | Electroplating product and method for preparing same |
| CN101876067A (en) * | 2009-04-30 | 2010-11-03 | 比亚迪股份有限公司 | Roughing solution and surface plating method for acrylonitrile-butadiene-styrene terpolymer |
| CN101908667A (en) * | 2009-09-10 | 2010-12-08 | 深圳富泰宏精密工业有限公司 | Shell of electronic device and manufacturing method thereof |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105453337A (en) * | 2013-06-03 | 2016-03-30 | 因塔思株式会社 | Intenna manufacturing method having capability to improve plating reliability |
| CN105453337B (en) * | 2013-06-03 | 2017-11-17 | 因塔思株式会社 | Built-in aerial manufacture method with the ability for improving coating reliability |
| CN104079849A (en) * | 2014-07-14 | 2014-10-01 | 深圳市康凯斯信息技术有限公司 | Television signal receiving device and mobile terminal with same |
| CN104505579A (en) * | 2014-09-19 | 2015-04-08 | 昆山鑫泰利精密模具有限公司 | High-stability wireless communication antenna |
| 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 |
| CN111463564A (en) * | 2020-03-05 | 2020-07-28 | 上海阿莱德实业股份有限公司 | Preparation method of plastic antenna oscillator with high coating bonding strength |
| CN111463564B (en) * | 2020-03-05 | 2022-05-31 | 上海阿莱德实业股份有限公司 | Preparation method of plastic antenna oscillator with high coating bonding strength |
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| Publication number | Publication date |
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| CN102800920B (en) | 2013-12-18 |
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Owner name: DONGGUAN CHITWING TECHNOLOGY CO., LTD. Free format text: FORMER NAME: JIERONG MOLD INDUSTRY (DONGGUAN) CO.,LTD. |
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Address after: 523860 Xin'an Industrial Park, Changan Town, Dongguan, Guangdong Patentee after: DONGGUAN JIERONG TECHNOLOGY CO., LTD. Address before: 523860 Xin'an Industrial Park, Changan Town, Dongguan, Guangdong Patentee before: Jierong Mold Industry (Dongguan) Co.,Ltd. |