CN103072236A - Method for securing plastic mechanism on metal shell - Google Patents
Method for securing plastic mechanism on metal shell Download PDFInfo
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- CN103072236A CN103072236A CN2011103281770A CN201110328177A CN103072236A CN 103072236 A CN103072236 A CN 103072236A CN 2011103281770 A CN2011103281770 A CN 2011103281770A CN 201110328177 A CN201110328177 A CN 201110328177A CN 103072236 A CN103072236 A CN 103072236A
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- metal shell
- bonded
- plastic cement
- moulding
- cement mechanism
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Abstract
The invention discloses a method for securing a plastic mechanism on a metal shell. The method comprises the following steps: molding the metal shell which is allowed to have an inner surface and an outer surface; molding a binding face area on the inner surface of the metal shell through physical processing; molding a binding layer and covering the binding layer over a place opposite to the binding face area; and molding a plastic mechanism member on the binding layer through plastic injection molding.
Description
Technical field
The present invention relates to the manufacture method of metal plastic composite members, particularly relate to the method that plastic cement mechanism is bonded to metal shell.
Background technology
In recent years, because portable electronic product towards light, thin, short, little trend development, needs to adopt the metal chassis of gently changing and possess high rigidity, this is so that metal chassis becomes the development priority of industry in conjunction with the composite structure technology of plasticity machines member.Traditional practice of past is respectively with behind metalwork and the forming plastic pieces, and then gluing on metalwork is again aimed at metalwork and stacked with plastic parts, impose at last the pressing gummed.Yet the metal chassis that is applied to 3C Product is not simple planar structure usually, but has irregular curved surface, and plastic parts is the corresponding curved surface of tool also, and this curved surface is very difficult to the gummed manufacture craft of curved surface, therefore causes yield to promote.
In relevant prior art, TOHKEMY 2011-73191 publication number has disclosed a kind of method that fine reinforced plastic (CFRP) prepreg of carbon (prepreg) is powerful affixed with metal alloy, referring to Fig. 1, it is characterized in that first the predetermined surface of CFRP prepreg 12 and metal alloy 11 in addition after the alligatoring, impose respectively more single fluidity (one-pack type) epoxy resin solid, make afterwards the surface that scribbles solid contact, solidify and glue together.Wherein the predetermined surface alligatoring with metal alloy 11 need impose special liquid medicine, forms the nano aperture surface.
TOHKEMY 2010-274600 publication number has then disclosed the manufacture method of the complex of a kind of metal alloy and thermosetting resin, referring to Fig. 2, it is characterized in that first the surface of metal alloy spare 1 is imposed special liquid medicine, lose nanometer well table face, continue it, also need to form again the superficial layer of metal oxide or metal phosphide, the last surface that plastic parts 4 is molded over this metal alloy spare 1 to imbed injection molding technology.
TOHKEMY 2007-179952 publication number has then disclosed a kind of manufacture method of button, it is characterized in that a metal deposit of an outer button section (outside keytop piece) and a white film of an interior button section (inside keytop piece) are being melted layer (fusion layer) combination set by one.
TOHKEMY 2009-81030 publication number has then disclosed a kind of manufacture method of clinching, it is characterized in that to be used for then that the sticker of cover piece (cover member) and button (key top) is formed between this cover piece and this button with the point-like array, to make things convenient for the degasification (degassing) in the manufacture process.
China CN1827839 patent publication No. then is to have disclosed a kind of metal surface treating method; it is characterized in that first metalwork being imposed the priming paint coating; continue it; with vacuum coating coating metal film layer; after impose again the clear hard sprayed protection; the method mainly is to carry out the surface treatment of magnesium alloy appearance spare, the magnesium-alloy material that has metal appearance texture with generation by the vacuum coating manufacture craft.
TOHKEMY 2011-11505 publication number has disclosed a kind of method of making the metal-resin combination product with injection mo(u)lding, referring to Fig. 3, can be in the molded resin in the back side of metalwork 20 mechanism, form decoration in the appearance of metalwork 20 with cosmetic sheet (decorative sheet) F.
TOHKEMY 2011-11505 publication number has disclosed a kind of manufacture method of combination product, during by the injection moulding melting resin, will band simultaneously layer and be formed on the one side of metallic object, and make the combination product of metallic object and casting resin be molded as the mould shape of institute's phase.
TOHKEMY 2011-73314 publication number has disclosed a kind of and transparent method of imbedding material injection mo(u)lding resin, referring to Fig. 4, can improve and take shape in the transparent intensity of imbedding the resin piece of material 3 peripheries, be characterized in providing a metal framework 4 on every side at the transparent material 3 of imbedding, again a following layer 5 is fitted in this transparent one side of imbedding material and this metal framework formation, then injection mo(u)lding resin, form one around this transparent resin piece 7 of imbedding material, and this resin piece is engaged with the periphery of this metal framework at least.
Summary of the invention
Main purpose of the present invention is to provide a kind of method that plastic cement mechanism is bonded to metal shell, to solve deficiency and the shortcoming of prior art.
According to a preferred embodiment of the present invention, the invention provides a kind of method that plastic cement mechanism is bonded to metal shell, step includes: moulding one metal shell makes it have a medial surface and a lateral surface; With Physical Processing mode moulding one binding face zone in the medial surface of this metal shell; Moulding one adhesion coating is covered on the relative position in this binding face zone; And with plastic-injection mode moulding one plasticity machines member on this adhesion coating.
Your in order to make juror can further understand feature of the present invention and technology contents, see also following about detailed description of the present invention and accompanying drawing.Yet appended accompanying drawing only for reference with aid illustration usefulness, be not to the present invention's limitr in addition.
Description of drawings
This specification contains the part that drawings attached and Yu Wenzhong have consisted of this specification, so that the person of readding has further understanding to the embodiment of the invention.Those diagrams have been described some embodiments of the invention and together with this paper description its principle have been described.In those diagrams:
Fig. 1 is the powerful affixed schematic diagram of the fine reinforced plastic prepreg of the carbon of TOHKEMY 2011-73191 publication number and metal alloy;
Fig. 2 is the schematic diagram of the complex of the metal alloy of TOHKEMY 2010-274600 publication number and thermosetting resin;
Fig. 3 is a kind of schematic diagram of making the metal-resin combination product with injection mo(u)lding of TOHKEMY 2011-11505 publication number;
Fig. 4 is a kind of and transparent schematic diagram of imbedding the method for material injection mo(u)lding resin of TOHKEMY 2011-73314 publication number;
The side view that Fig. 5 illustration metal shell of the present invention has the composite members of plastic cement mechanism;
Fig. 6 A is the composite members that the metal shell of Fig. 5 has plastic cement mechanism, along the generalized section of tangent line I-I ';
Fig. 6 B is the enlarged diagram of circled among Fig. 6 A;
Fig. 7 is the schematic flow sheet that making metal shell that a preferred embodiment of the present invention illustrates has the composite members of plastic cement mechanism;
Fig. 8 is the schematic flow sheet that making metal shell that another preferred embodiment of the present invention illustrates has the composite members of plastic cement mechanism.
Should be noted that all diagrams in this specification are all legend character.In order to know and conveniently to illustrate event, each parts in the diagram may be exaggerated or be presented with dwindling on size and ratio.Generally speaking identical reference symbol can be used for indicating the corresponding or similar characteristics among rear or the different embodiment of revising among the figure.
The main element symbol description
1 metal shell has the composite members of plastic cement mechanism
10 metal shells
12 plasticity machines members
The 12a signal connects the hole
The 12b package assembly
12c structural strengthening structure
101 decorative layers
112 following layers
The S0 medial surface
The S1 lateral surface
S
BBinding face
The S100 sub-process
The S102 sub-process
The S200 sub-process
The S202 sub-process
The charging of M01 metal material
The M02 punch forming
The M03 Milling Process
The M04 burr removing
The surface treatment of M05 binding face
The M06 cleaning
M07 coating solid
The M08 baking
The charging of M11 metal material
The surface treatment of M12 binding face
The M13 punch forming
The M14 Milling Process
The M15 burr removing
The M16 cleaning
The M17 incrustation is processed
M18 coating solid
The M19 baking
The charging of P01 plastics
P02 is dry
P03 imbeds injection moulding
The P04 burr removing
The P05 incrustation is processed
The P06 shaping
P07 back segment QC step
The charging of P11 plastics
P12 is dry
P13 imbeds injection moulding
The P14 burr removing
The P15 shaping
P16 back segment QC step
The specific embodiment
During details was hereinafter described, component symbol can be used to be indicated in a part that becomes in the diagram of enclosing wherein, and represents with the special case describing mode of practicable this embodiment.Enough details can be described this class embodiment so that the general technology personage in this field is able to tool to implement.The person of readding must recognize the embodiment that also can adopt other among the present invention, or under the prerequisite departing from embodiment described in the literary composition not, make any structural, logicality, and step order on change.Therefore, details is hereinafter described will not want to be considered to be a kind of restriction, otherwise the embodiment that wherein comprises will be defined by the claim of enclosing.
See also Fig. 5, Fig. 6 A and Fig. 6 B, wherein Fig. 5 is the side view that metal shell of the present invention has the composite members of plastic cement mechanism, Fig. 6 A is the composite members that the metal shell of Fig. 5 has plastic cement mechanism, and along the generalized section of tangent line I-I ', Fig. 6 B is the enlarged diagram of circled among Fig. 6 A.The composite members that metal shell of the present invention has plastic cement mechanism can be hand set machine shell or battery back of the body lid etc.Shown in Fig. 5 and Fig. 6 A, the composite members 1 that metal shell of the present invention has a plastic cement mechanism comprises a metal shell 10 and is formed in plasticity machines member 12 on the medial surface S1 of metal shell 10, wherein, plasticity machines member 12 comprises that signal meets hole 12a, package assembly 12b and/or structural strengthening structure 12c.
12 injection mo(u)ldings of plasticity machines member are at the binding face S of a medial surface S1 of metal shell 10
BOn, say in detail it, binding face S
BBefore carrying out injection moulding, in advance with Physical Processing mode or chemical mode moulding, and at binding face S
BOn a following layer 112 is set, and 12 injection mo(u)ldings of plasticity machines member are on following layer 112, combine closely and consist of with metal shell 10.In addition, on a lateral surface S0 of metal shell 10, then can coating one surface decoration layer 101, to obtain different appearance tactile impression performances.
Aforementioned in order to moulding binding face S
BCan include sandblast roughening treatment, laser-induced thermal etching roughening treatment, plasma treatment (plasma), ultraviolet light plasma treatment (UV Plasma) or mould pressing and forming in the Physical Processing mode, and chemical mode can include chemical etching processing, moulding.
See also Fig. 7, the schematic flow sheet that it has the composite members of plastic cement mechanism for the making metal shell that illustrates according to a preferred embodiment of the present invention.As shown in Figure 7, the present invention makes the method that metal shell has a composite members of plastic cement mechanism and includes two sub-process S100 and S102, wherein sub-process S100 is the preparation process of metal shell, and S102 is mainly and imbeds injection mo(u)lding, surface treatment step and the inspection of back segment product QC.At first, carry out metal material charging (step M01) and charging inspection, wherein above-mentioned metal material can be stainless steel, magnesium alloy, aluminium alloy or magnadure etc.Then, above-mentioned metal material is carried out punch forming (step M02), to obtain desired metal shell shape, for example, hand set machine shell or battery back of the body lid etc. continue it, carry out Milling Process (step M03), then, carry out burr removing step (step M04).
After finishing the burr removing step, then, at the medial surface moulding binding face (step M05) of metal shell.According to preferred embodiment of the present invention, above-mentioned binding face can utilize physics mode to carry out surface treatment, for example, and the sandblast roughening treatment.Certainly, also can select other physics mode to carry out surface coarsening, for example, laser-induced thermal etching roughening treatment, plasma treatment, ultraviolet light plasma treatment or mould pressing and forming etc.In addition, also can select with chemical mode moulding binding face, for example, chemical etching processing, moulding.Then, carry out cleaning (step M06).Then, carry out the step (step M07) of coating solid, for example, in modes such as spraying, some glue or printings, with solid (adhesive) or couplant (primer) etc., coat the finished binding face of surface treatment, to form following layer at this binding face.Next, toast (step M08), so finish sub-process S100.Through the metal shell that sub-process S100 processes, then wait the pending follow-up injection mo(u)lding of imbedding to process, that is, sub-process S102.
Below in detail sub-process S102 will be described in detail, at first, carry out plastics charging (step P01) and inspection, wherein above-mentioned plastics can be Merlon (polycarbonate, PC) resin, acrylonitrile-butadiene-styrene copolymer (acrylonitrile butadiene styrene, ABS) resin or polyphenylene sulfide (polyphenylene sulfide, PPS) resin etc.Then, carry out drying and process (step P02).Then, imbed injection moulding manufacture craft (step P03), plastics or plastic-injection are taken shape on the metal shell of processing through sub-process S100.More particularly, plastic cement directly is injected and molded on the following layer of binding face of metal shell.For instance, metal shell can be hand set machine shell or battery back of the body lid etc., and the plasticity machines member of injection mo(u)lding then can be that signal connects hole, package assembly and/or structural strengthening structure.Because imbedding the injection mo(u)lding manufacture craft has been known techniques, therefore repeat no more.Afterwards, carry out burr removing step (step P04).Then, the incrustation that can select to carry out metal shell is processed (step P05), for example, and sandblast, hair processing, PVD processing, anode processing or spray treatment etc.Wherein, it should be noted that above-mentioned PVD processing includes again plated nickel film and processes, it can show on the casing surface special-effect of hiding font.In addition, also a decorative layer can be set at the lateral surface of metal shell, for example, in modes such as printing, application, aluminium anodes processing, form shades of colour, pattern and decorative pattern.At last, carry out shaping (step P06) and back segment QC step (step P07), finish sub-process S102.
See also Fig. 8, the schematic flow sheet that it has the composite members of plastic cement mechanism for the making metal shell that illustrates according to another preferred embodiment of the present invention.As shown in Figure 8, another preferred embodiment of the present invention has the method for the composite members of plastic cement mechanism to make metal shell, include equally two sub-process S200 and S202, wherein sub-process S200 is the preparation process of metal shell, and S202 is mainly and imbeds injection mo(u)lding and the inspection of back segment product QC.Sub-process S202 below is described in detail in detail, at first, carries out metal material charging (step M11) and charging inspection, wherein above-mentioned metal material can be stainless steel, magnesium alloy, aluminium alloy or magnadure etc.Medial surface moulding binding face (step M12) at metal shell.According to preferred embodiment of the present invention, above-mentioned binding face is to carry out surface treatment with physics mode, for example, and the sandblast roughening treatment.Certainly, also can select other physics mode to carry out surface coarsening, for example, laser-induced thermal etching roughening treatment, plasma treatment, ultraviolet light plasma treatment or mould pressing and forming etc.In addition, also can select with chemical mode moulding binding face, for example, chemical etching processing, moulding.Then, above-mentioned metal material is carried out punch forming (step M13), to obtain desired metal shell shape, for example, hand set machine shell or battery back of the body lid etc. continue it, carry out Milling Process (step M14), then, carry out burr removing step (step M15).Then, carry out cleaning (step M16).
Finish after the cleaning, next carry out incrustation and process (step M17), for example, sandblast, hair processing, PVD processing, anode processing or spray treatment etc.Wherein, it should be noted that above-mentioned PVD processing includes again plated nickel film and processes, it can show on the casing surface special-effect of hiding font.In addition, also a decorative layer can be set at the lateral surface of metal shell, for example, in modes such as printing, application, aluminium anodes processing, form shades of colour, pattern and decorative pattern.Then, carry out the step (step M18) of coating solid, for example, in modes such as spraying, some glue or printings, with solid (adhesive) or couplant (primer) etc., coat the finished binding face of surface treatment, to form following layer at this binding face.Next, toast (step M19), so finish sub-process S200.Through the metal shell that sub-process S200 processes, then wait the pending follow-up injection mo(u)lding of imbedding to process, that is, sub-process S202.
Below in detail sub-process S202 will be described in detail, and at first, carry out plastics charging (step P11) and inspection, wherein above-mentioned plastics can be PC resin, ABS resin or PPS resin etc.Then, carry out drying and process (step P12).Then, imbed injection moulding manufacture craft (step P13), with plastics or plastic-injection on the metal shell of processing through sub-process S200.More particularly, plastic cement directly is injected and molded on the following layer of binding face of metal shell.For instance, metal shell can be hand set machine shell or battery back of the body lid etc., and the plasticity machines member of injection mo(u)lding then can be that signal connects hole, package assembly and/or structural strengthening structure.Because imbedding the injection mo(u)lding manufacture craft has been known techniques, therefore repeat no more.Afterwards, carry out burr removing step (step P14).At last, carry out shaping (step P15) and back segment QC step (step P16), finish sub-process S202.
The above only is preferred embodiment of the present invention, and all equalizations of doing according to claim of the present invention change and modify, and all should belong to covering scope of the present invention.
Claims (18)
1. method that plastic cement mechanism is bonded to metal shell, its step includes:
Moulding one metal shell makes it have medial surface and lateral surface;
With Physical Processing mode moulding one binding face zone in this medial surface of this metal shell;
Moulding one adhesion coating is covered on the relative position in this binding face zone; And
With plastic-injection mode moulding one plasticity machines member on this adhesion coating.
2. the method that plastic cement mechanism is bonded to metal shell as claimed in claim 1, wherein this Physical Processing mode includes sandblast roughening treatment, laser-induced thermal etching roughening treatment, plasma treatment (plasma), ultraviolet light plasma treatment (UV Plasma) or mould pressing and forming.
3. the method that plastic cement mechanism is bonded to metal shell as claimed in claim 1, wherein this adhesion coating is with spraying, some glue or mode of printing moulding.
4. the method that plastic cement mechanism is bonded to metal shell as claimed in claim 1, wherein this adhesion coating includes a solid.
5. the method that plastic cement mechanism is bonded to metal shell as claimed in claim 1, wherein this adhesion coating includes a couplant.
6. the method that plastic cement mechanism is bonded to metal shell as claimed in claim 1 wherein after this adhesion coating of moulding, is carried out a baking manufacture craft.
7. the method that plastic cement mechanism is bonded to metal shell as claimed in claim 1 wherein includes an incrustation treatment step in addition.
8. the method that plastic cement mechanism is bonded to metal shell as claimed in claim 1 wherein includes in addition:
This lateral surface at this metal shell arranges a decorative layer.
9. the method that plastic cement mechanism is bonded to metal shell as claimed in claim 8, wherein this decorative layer is processed with printing, application or aluminium anodes, forms shades of colour, pattern and decorative pattern on this lateral surface of this metal shell.
10. method that plastic cement mechanism is bonded to metal shell, step includes:
Moulding one metal shell makes it have medial surface and lateral surface;
With chemical process mode moulding one binding face zone in this medial surface of this metal shell;
Moulding one adhesion coating is covered on the relative position in this binding face zone; And
With plastic-injection mode moulding one plasticity machines member on this adhesion coating.
11. the method that plastic cement mechanism is bonded to metal shell as claimed in claim 10, wherein this chemical process mode includes chemical etching processing, moulding.
12. the method that plastic cement mechanism is bonded to metal shell as claimed in claim 10, wherein this adhesion coating is with spraying, some glue or mode of printing moulding.
13. the method that plastic cement mechanism is bonded to metal shell as claimed in claim 10, wherein this adhesion coating includes a solid.
14. the method that plastic cement mechanism is bonded to metal shell as claimed in claim 10, wherein this adhesion coating includes a couplant.
15. the method that plastic cement mechanism is bonded to metal shell as claimed in claim 10 wherein after this adhesion coating of moulding, is carried out a baking manufacture craft.
16. the method that plastic cement mechanism is bonded to metal shell as claimed in claim 10 wherein includes an incrustation treatment step in addition.
17. the method that plastic cement mechanism is bonded to metal shell as claimed in claim 10 wherein includes in addition:
This lateral surface at this metal shell arranges a decorative layer.
18. the method that plastic cement mechanism is bonded to metal shell as claimed in claim 17, wherein this decorative layer is processed with printing, application or aluminium anodes, forms shades of colour, pattern and decorative pattern on this lateral surface of this metal shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103281770A CN103072236A (en) | 2011-10-25 | 2011-10-25 | Method for securing plastic mechanism on metal shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103281770A CN103072236A (en) | 2011-10-25 | 2011-10-25 | Method for securing plastic mechanism on metal shell |
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| CN103072236A true CN103072236A (en) | 2013-05-01 |
Family
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|---|---|---|---|
| CN2011103281770A Pending CN103072236A (en) | 2011-10-25 | 2011-10-25 | Method for securing plastic mechanism on metal shell |
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| CN104113978A (en) * | 2013-08-23 | 2014-10-22 | 广东美的制冷设备有限公司 | Aluminum-based circuit board and preparation method thereof, and electronic component full packaging |
| CN104476136A (en) * | 2014-12-05 | 2015-04-01 | 广东欧珀移动通信有限公司 | Method for forming metal mobile phone shells |
| CN104811513A (en) * | 2015-04-22 | 2015-07-29 | 奥捷五金(江苏)有限公司 | Metal rear cover of mobile electronic product and manufacturing technology thereof |
| CN104853549A (en) * | 2015-04-22 | 2015-08-19 | 奥捷五金(江苏)有限公司 | Mobile electronic product metal middle frame and processing technique thereof |
| CN104918427A (en) * | 2015-04-14 | 2015-09-16 | 小米科技有限责任公司 | Manufacturing method of wooden housing, wooden housing and terminal equipment |
| CN105835276A (en) * | 2015-01-30 | 2016-08-10 | 现代自动车株式会社 | Manufacturing method for metal and plastic composite bodies |
| CN106240215A (en) * | 2016-10-08 | 2016-12-21 | 追求电子科技（苏州）有限公司 | A kind of cosmetic sheet manufacturing process |
| CN104202447B (en) * | 2014-08-28 | 2017-01-25 | 深圳酷比通信股份有限公司 | Side pressing clamp for mobile phone with metal side edge |
| CN108505031A (en) * | 2018-05-16 | 2018-09-07 | 深圳市泽华永盛技术有限公司 | A kind of Automated electronic product surface spray coating process |
| CN113497834A (en) * | 2020-03-20 | 2021-10-12 | Oppo广东移动通信有限公司 | Metal shell assembly, manufacturing method thereof and electronic equipment |
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| CN104113978A (en) * | 2013-08-23 | 2014-10-22 | 广东美的制冷设备有限公司 | Aluminum-based circuit board and preparation method thereof, and electronic component full packaging |
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| CN104811513A (en) * | 2015-04-22 | 2015-07-29 | 奥捷五金(江苏)有限公司 | Metal rear cover of mobile electronic product and manufacturing technology thereof |
| CN104853549A (en) * | 2015-04-22 | 2015-08-19 | 奥捷五金(江苏)有限公司 | Mobile electronic product metal middle frame and processing technique thereof |
| CN106240215A (en) * | 2016-10-08 | 2016-12-21 | 追求电子科技（苏州）有限公司 | A kind of cosmetic sheet manufacturing process |
| CN108505031A (en) * | 2018-05-16 | 2018-09-07 | 深圳市泽华永盛技术有限公司 | A kind of Automated electronic product surface spray coating process |
| CN113497834A (en) * | 2020-03-20 | 2021-10-12 | Oppo广东移动通信有限公司 | Metal shell assembly, manufacturing method thereof and electronic equipment |
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