CN102039700A - Metal-plastic composite structure and manufacturing method thereof and metal-plastic composite keycap structure - Google Patents
Metal-plastic composite structure and manufacturing method thereof and metal-plastic composite keycap structure Download PDFInfo
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- CN102039700A CN102039700A CN2010105149599A CN201010514959A CN102039700A CN 102039700 A CN102039700 A CN 102039700A CN 2010105149599 A CN2010105149599 A CN 2010105149599A CN 201010514959 A CN201010514959 A CN 201010514959A CN 102039700 A CN102039700 A CN 102039700A
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- 238000004519 manufacturing process Methods 0.000 title abstract description 7
- 229910052751 metal Inorganic materials 0.000 claims abstract description 138
- 239000002184 metal Substances 0.000 claims abstract description 138
- 229920005989 resin Polymers 0.000 claims abstract description 105
- 239000011347 resin Substances 0.000 claims abstract description 105
- 238000010276 construction Methods 0.000 claims description 45
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- 239000010949 copper Substances 0.000 description 12
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Abstract
The invention discloses a metal-plastic composite structure and a manufacturing method thereof and a metal-plastic composite keycap structure. The metal-plastic composite structure comprises a metal substrate and a resin layer. The metal substrate comprises a first surface and a second surface opposite to the first surface, wherein a plurality of through holes are arranged on the metal substrate, penetrate through the metal substrate and are communicated with the first surface and the second surface. The resin layer is arranged at least one of the first surface and the second surface and filled with a plurality of through holes so that the resin layer is firmly combined with the metal substrate. The metal-plastic composite structure and the manufacturing method thereof are suitable for various resin materials, can be randomly matched with the surface treatment step and can be used for manufacturing the stable metal-plastic composite structure without the need of adhesives.
Description
Technical field
The present invention is about a kind of metallo-plastic composite construction, particularly about a kind of formed metallo-plastic composite construction of laser processing procedure and preparation method thereof and metallo-plastic compound keys cap of utilizing.
Background technology
In computer, automobile, household electrical appliances, medical supplies or other light industry or heavy industry field, often need unlike material is combined, to form various assemblies or module.For example, the metal keycap in the keyboard, it must be supported by the plastics liftable supporter of below, therefore needs suitable combination technology between the two, so that more firm integrated object to be provided.The mode that plastics in the known metal keycap and metal adopt binder more is come combination, the binder that for example utilizes normal temperature cure or be heating and curing.But use binder to need extra bonding step, comparatively bother, and the intensity that the binder of unlike material can bear also is not quite similar, often cause the disappearance on the product structure, add and adopt binder to be difficult for reducing keycap thickness, be unfavorable for the keyboard slimming, so industry all endeavours to study the juncture that does not need binder.
For example, U.S. Pat 2009/0274889 discloses a kind of mode that directly forms thermoplastic resin on aluminium alloy.The method is characterised in that elder generation forms concavo-convex uneven hole (concave) in the mode of chemical etching on metallic surface, then using resin material to cooperate under the condition of ejection formation (injection molding) infiltrates in (infiltrate) concavo-convex uneven hole, resin material crystallization (crystallization) immediately after infiltrating, so resin material just can directly combine with the metal surface, and do not need the auxiliary of binder.
Yet the mode of above-mentioned formation metal resin composite material also has some problems to overcome.At first, the concavo-convex hole that on the metal surface, forms, its diameter is between 10-80nm, the hole is quite narrow and small, and therefore employed resin material must be the material that is limited in high fluidity, for example, polyamide (poly amideresin) just may combine with the metal surface.But polyamide is on the high side at present, so the cost of processing procedure also increases.In addition, prior art method need be used chemical etching, more not environmental protection, and because the method is chemical etching on the metal surface, therefore only can operate before, otherwise can destroy its surface-treated outward appearance, so limited the elasticity of fabrication steps virtually in surface treatment step (for example anode processing).
Summary of the invention
The present invention is applicable to various resin materials in having provided a kind of metallo-plastic composite construction and its preparation method, and the surface-treated step of can arranging in pairs or groups arbitrarily, firmly and not needs the metallo-plastic of binder composite construction and can produce.
In one of the present invention embodiment, a kind of metallo-plastic composite construction is provided, it includes metal base and resin bed.Metal base comprises the second surface of first surface and relative first surface, and wherein metal base is provided with a plurality of perforation, runs through this metal base, and is communicated with first surface and second surface.Resin bed is located at least one of first surface or second surface, and inserts a plurality of perforation, makes firm the combining with metal base of resin bed.
Further, these a plurality of perforation are laser (Laser) perforation.
Further, respectively these a plurality of perforation all have the convergent section profile.
Further, respectively these a plurality of perforation are the taper perforation.
Further, respectively these a plurality of perforation and this first surface, this two surface have the angle of inclination.
Further, respectively the aperture of these a plurality of perforation between between the 0.01mm to 0.1mm.
Further, the thickness of this metal base is between between the 0.1mm to 2mm.
Further, this metal base includes aluminium, magnesium, titanium, copper, stainless steel or its alloy.
Further, this resin bed is selected from following group: polyacetals (polyoxymethylene, abbreviation POM) resin, acrylonitrile-butadiene-styrene (ABS) (acrylonitrile butadiene styrene is called for short ABS) resin and Merlon (polycarbonate is called for short PC) resin.
Further, other includes anodization, between this metal base and this resin bed.
Further, this anodization includes metal oxide film.
In one of the present invention embodiment, another kind of metallo-plastic composite construction is provided, it includes metal base and resin bed.Metal base comprises the second surface of first surface and relative first surface, and wherein the first surface of metal base is provided with at least one depression, and a plurality of perforation, is positioned at the bottom of this depression.Resin bed is located at least one of first surface or second surface, and inserts depression and a plurality of perforation, makes firm the combining with metal base of resin bed.
Further, these a plurality of perforation are the laser perforation.
Further, respectively these a plurality of perforation all have the convergent section profile.
Further, respectively these a plurality of perforation are the taper perforation.
Further, respectively these a plurality of perforation and this first surface, this two surface have the angle of inclination.
Further, respectively the aperture of these a plurality of perforation between between the 0.01mm to 0.1mm.
Further, the thickness of this metal base is between between the 0.1mm to 2mm.
Further, this metal base includes aluminium, magnesium, titanium, copper, stainless steel or its alloy.
Further, this resin bed is selected from following group: polyacetals (polyoxymethylene, abbreviation POM) resin, acrylonitrile-butadiene-styrene (ABS) (acrylonitrile butadiene styrene is called for short ABS) resin and Merlon (polycarbonate is called for short PC) resin.
Further, other includes anodization, between this metal base and this resin bed.
Further, this anodization includes metal oxide film.
In one of the present invention embodiment, the present invention also provides a kind of metallo-plastic composite construction, and this metallo-plastic composite construction includes metal base and resin bed.Metal base is provided with a plurality of blind holes; Resin bed is located on this metal base, and inserts this a plurality of blind holes, makes firm the combining with this metal base of this resin bed.
In further embodiment of this invention, a kind of metallo-plastic compound keys cap is provided, it includes metal base and resin slotware.Metal base comprises outer surface and inner surface, and wherein metal base is provided with a plurality of perforation, runs through metal base, and is communicated with outer surface and inner surface.The resin slotware is located at inner surface, and the resin slotware includes a plurality of riveting parts and be arranged in a plurality of perforation, makes firm the combining with metal base of resin slotware.
Further, these a plurality of perforation are the laser perforation.
Further, respectively these a plurality of perforation all have the convergent section profile.
Further, respectively these a plurality of perforation are the taper perforation.
Further, respectively these a plurality of perforation and this inner surface, this outer surface have the angle of inclination.
Further, respectively the aperture of these a plurality of perforation between between the 0.01mm to 0.1mm.
Further, the thickness of this metal base is between between the 0.1mm to 2mm.
Further, this metal base includes aluminium, magnesium, titanium, copper, stainless steel or its alloy.
Further, this resin slotware is selected from following group: polyacetals (polyoxymethylene, abbreviation POM) resin, acrylonitrile-butadiene-styrene (ABS) (acrylonitrile butadiene styrene is called for short ABS) resin and Merlon (polycarbonate is called for short PC) resin.
Further, other includes anodization, between this metal base and this resin slotware.
Further, this anodization includes metal oxide film.
Wherein one implement in the profit, the present invention also provides a kind of preparation method of metallo-plastic composite construction, and this preparation method may further comprise the steps: metal base is provided, and this metal base has first surface and with respect to the second surface of this first surface; Carry out the laser processing procedure, to form a plurality of perforation on this metal base, respectively these a plurality of perforation run through this metal base, and are communicated with this first surface and this second surface; And, carry out the ejection formation step, to form resin bed at least one of this first surface or this second surface.
Among another embodiment, the present invention also provides a kind of preparation method of metallo-plastic composite construction, and this preparation method may further comprise the steps: metal base is provided, and this metal base has first surface and with respect to the second surface of this first surface; Carry out the first laser processing procedure, form at least one depression with this first surface at this metal base; Carry out the second laser processing procedure, form a plurality of perforation with the bottom at this depression, wherein respectively these a plurality of perforation are communicated with this depression and second surface; And, carry out the ejection formation step, forming resin bed, and insert this depression and these a plurality of perforation at least one of first surface or second surface, this resin bed is combined with this metal base.
The compound combination of metallo-plastic proposed by the invention and its manufacture method, utilize the laser processing procedure on metal base, to form perforation, the size of perforation can be looked the demand of follow-up ejection formation and be adjusted, and the perforation structure of the various different embodiment that can arrange in pairs or groups, make the resin bed of ejection formation to be formed on the metal base securely.
For above-mentioned purpose of the present invention, feature and advantage can be become apparent, better embodiment cited below particularly, and cooperate appended graphicly, be described in detail below.Yet following better embodiment and graphic only for reference and explanation usefulness are not to be used for to the present invention's limitr in addition.
Description of drawings
Fig. 1 to Fig. 3 illustrate is into making the step schematic diagram of metallo-plastic composite construction in the first embodiment of the invention;
Fig. 4 to Fig. 6 illustrate is into making the step schematic diagram of metallo-plastic composite construction in the second embodiment of the invention;
Fig. 7 to Fig. 9 illustrate is into making the step schematic diagram of metallo-plastic composite construction in the third embodiment of the invention;
Figure 10 to Figure 13 illustrate is into making the step schematic diagram of metallo-plastic composite construction in the fourth embodiment of the invention;
Figure 14 to Figure 16 illustrate is into making the step schematic diagram of metallo-plastic composite construction in the fifth embodiment of the invention;
Figure 17 illustrate is the schematic diagram of metallo-plastic compound keys cap of the present invention.
The specific embodiment
Please refer to Fig. 1 to Fig. 3, it is the step schematic diagram according to the making metallo-plastic composite construction that first embodiment of the invention illustrated.As shown in Figure 1, at first provide metal base 300.Metal base 300 has first surface 302 and with respect to the second surface 304 of first surface 302.According to first embodiment of the invention, metal base 300 can be that thickness is approximately between sheet metal between the 0.1mm to 2mm or sheet metal, its material can comprise various metal materials, for example aluminium, magnesium, titanium, copper, stainless steel, above-mentioned alloy or above-mentioned combination, but not as limit.
Then as shown in Figure 2, carry out the laser processing procedure, on metal base 300, to form a plurality of perforation 308.Each perforation 308 can run through metal base 300, and is communicated with first surface 302 and second surface 304, and its aperture is substantially between between the 0.01mm to 0.1mm.In present embodiment, perforation 308 has the convergent section profile, 308 openings of sizes that are positioned on the first surface 302 of just boring a hole are different with perforation 308 openings of sizes that are positioned on the second surface 304, Fig. 2 is illustrated to be that perforation 308 is less in the perforate of first surface 302, and bigger in the perforate of second surface 304.And in preferred embodiment of the present invention, the amplitude of 308 convergents of boring a hole is identical substantially, and becomes the taper perforation.Certainly, by the energy of regulation and control laser processing procedure, perforation 308 also can have different structures, for example is cylindric, corner post shape even shows other three-dimensional shape with radian etc.And in another embodiment of the present invention, can also adjust the angle of laser processing procedure, make respectively bore a hole 308 and first surface 302 or second surface 304 between have the angle of inclination, and the cylindrical bore or the corner post that obtain " inclinations " are bored a hole.In addition, each is bored a hole and also can have identical structure between 308, perhaps looks the needs of processing procedure and has different structures, and for example Bu Fen perforation 308 is the taper perforation, 308 be cylindrical bore and partly bore a hole, to increase the adhesion of follow-up resin bed and metal base.
Then as shown in Figure 3, carry out the ejection formation step, for example moulding (insert molding) in the film is to form resin bed 312 at least one of first surface 302 or second surface 304.Wherein, resin bed 312 can be plastics mechanism or the assembly that is positioned at the keyboard cover inner face.In preferred embodiment of the present invention, resin bed 312 is formed at the less side of perforation 308 openings, is example with Fig. 3, and resin bed 312 is formed on the first surface 302.Thus, by perforation 308 tapered profile, can provide resin bed 312 more firm engagement on metal base 300.Certainly, in other embodiment, resin bed 312 also can be formed at second surface 304 and fill up in the perforation 308, and perhaps in another embodiment, resin bed 312 can be formed at first surface 302 and second surface 304 simultaneously, and fills in the perforation 308.Fig. 3 has only illustrated bore a hole wherein a kind of embodiment of 308 of the present invention, and this area the skill personage should understand, and thisly forms the mode of resin bed 312, the embodiment of the above-mentioned various perforation 308 of also can arranging in pairs or groups with ejection formation.
Because perforation 308 of the present invention or blind hole are formed by laser, its aperture is more known with nanometer membrane molding technology (nano-molding technology, NMT) aperture, hole of Xing Chenging is bigger, therefore but resin bed 312 direct injections are on metal base 300, get final product firm combining, need not see through extra bonding glue with this metal base.Another advantage is, resin bed 312 is not limited to the resin material of high fluidity, and can be any resin material or engineering plastics, in preferred embodiment of the present invention, resin bed 312 can be polyacetals (polyoxymethylene, abbreviation POM) resin, acrylonitrile-butadiene-styrene (ABS) (acrylonitrilebutadiene styrene is called for short ABS) resin and Merlon (polycarbonate is called for short PC) resin.Resin bed 312 can be plastics mechanism or the assembly that is positioned at the keyboard cover inner face.
Please refer to Fig. 4 to Fig. 6, it is the step schematic diagram according to the making metallo-plastic composite construction that second embodiment of the invention illustrated.As shown in Figure 4, at first provide metal base 400.Metal base 400 has first surface 402 and with respect to the second surface 404 of first surface 02.The thickness of metal base 400 is haply between between the 0.1mm to 2mm, and its material can comprise various metal materials, for example aluminium, magnesium, titanium, copper, stainless steel, above-mentioned alloy or above-mentioned combination, but not as limit.
As shown in Figure 5, carry out the first laser processing procedure, on metal base 400, to form at least one blind hole 408.Blind hole 408 can't run through metal base 400, and can be positioned at first surface 402 or second surface 404 wherein at least one, Fig. 5 illustration blind hole 408 only forms on the first surface 402.The aperture of blind hole 408 is substantially between between the 0.01mm to 0.1mm.By the energy of regulation and control laser processing procedure, blind hole 408 can have different structures, the blind hole of for example cylindric, corner post shape or " inclination ", and perhaps, the structure between each blind hole 408 also can be identical or different.
Then, as shown in Figure 6, carry out the ejection formation step, for example moulding in the film is to form resin bed 412 on the first surface 402 with blind hole 408.Wherein, resin bed 412 can be plastics mechanism or the assembly that is positioned at the keyboard cover inner face.
Please refer to Fig. 7 to Fig. 9, it is the step schematic diagram according to the making metallo-plastic composite construction that third embodiment of the invention illustrated.As shown in Figure 7, at first provide metal base 500.Metal base 500 has first surface 502 and with respect to the second surface 504 of first surface 502.The thickness of metal base 500 is haply between between the 0.1mm to 2mm, and its material can comprise various metal materials, for example aluminium, magnesium, titanium, copper, stainless steel, above-mentioned alloy or above-mentioned combination, but not as limit.
As shown in Figure 8, carry out the first laser processing procedure, on metal base 500, to form at least one perforation 508a or at least one blind hole 508b.Perforation 508a can run through metal base 500, and is communicated with first surface 502 and second surface 504; And blind hole 508b does not run through metal base 500, and can be positioned at first surface 502 or second surface 504 wherein at least one.The aperture of each bore a hole 508a and each blind hole 508b is substantially between between the 0.01mm to 0.1mm.In present embodiment, perforation 508a and blind hole 508b can and first surface 502 or second surface 504 between have the angle of inclination, and look the demand of product, each angle of inclination of boring a hole between 508a and the blind hole 508b can be the same or different, the preferably, each bore a hole 508a and blind hole 508b can present symmetrical pattern (can with reference to figure 9) with the center of resin bed 512, to increase the applying degree of resin bed 512 and metal base 500.Certainly, by the energy of regulation and control laser processing procedure, perforation 508a or blind hole 508b can with the collocation previous embodiment, and have different stereochemical structures, for example cylindric, corner post shape etc.
At last as shown in Figure 9, carry out the ejection formation step, for example moulding in the film is to form resin bed 512 on the first surface 502 with perforation 508a and blind hole 508b.
Please refer to Figure 10 to Figure 13, it is the step schematic diagram according to the making metallo-plastic composite construction that the fourth embodiment of the present invention illustrated.As shown in figure 10, at first provide metal base 600.Metal base 600 has first surface 602 and with respect to the second surface 604 of first surface 602.The thickness of metal base 600 is haply between between the 0.1mm to 2mm, and its material can comprise various metal materials, for example aluminium, magnesium, titanium, copper, stainless steel, above-mentioned alloy or above-mentioned combination, but not as limit.
As shown in figure 11, carry out the first laser processing procedure, on the first surface 602 of metal base 600, to form depression 607.Certainly, if depression 607 not necessarily forms with the laser processing procedure, also can be otherwise to form for example etching.
Then, as shown in figure 12, carry out the second laser processing procedure, to form a plurality of perforation 608 at the bottom of depression 607 607a, 608 meetings of wherein respectively boring a hole are communicated with depression 607 and second surface 604.The aperture of perforation 608 is substantially between between the 0.01mm to 0.1mm.The embodiment of perforation 608 and aforementioned roughly the same is not given unnecessary details at this.The elder generation's formation depression 607 that is not limited to that it should be noted that present embodiment forms perforation 608 again, in another embodiment of the present invention, also can form perforation 608 earlier, and then form depression 607.Perhaps, in same laser processing procedure, form depression 607 simultaneously and bore a hole 608.And in another embodiment, perforation 608 is not limited to all be formed at the bottom of depression 607, and can perforation 608 partly be formed at depression 607 bottoms, and perforation 608 partly is formed at part beyond the depression 607 and run through first surface 602 and second surface 604.
Then, as shown in figure 13, carry out the ejection formation step, for example moulding in the film is to form resin bed 612 at least one of first surface 602 or second surface 604.Wherein, resin bed 612 can be plastics mechanism or the assembly that is positioned at the keyboard cover inner face.In preferred embodiment of the present invention, resin bed 612 is formed on the first surface 602, and fills in depression 607 and bore a hole in 608.And in another embodiment of the present invention, resin bed 612 also can be formed on the second surface 604 and fill up in perforation 608 and the depression 607.Perhaps, in another embodiment, resin bed 612 can be formed at first surface 602 and second surface 604 simultaneously, and inserts depression 607 simultaneously and bore a hole in 608.
The present invention forms in the step of plastimets, also optionally adds anodizing step, uses the formation anodization.Please refer to Figure 14 and Figure 16, illustrate is into making the step schematic diagram of metallo-plastic composite construction in the fifth embodiment of the present invention.As shown in figure 14, at first provide metal substrate 700.The embodiment of metal substrate 700 is not given unnecessary details at this in aforementioned identical.Then, forming anodization 716 on the first surface 702 of metal base 700 or second surface 704, for example is metal oxide film.
Then, as shown in figure 15, carry out the laser processing procedure, forming perforation 708, the embodiment of perforation 708 as previously mentioned, in this not repeat specification.The present invention bores a hole 708 owing to use laser processing procedure 706 to form, so can't destroy the anodization 716 beyond the perforation 708 basically.Certainly, the present invention can also select to carry out earlier the laser processing procedure, forms perforation, and then carries out anode and handle.
At last, as shown in figure 16, on anodization 716, form resin bed 712.Wherein, resin bed 712 can be plastics mechanism or the assembly that is positioned at the keyboard cover inner face.Anodization 716 can not only provide the first surface 702 of metal base 700 or second surface 704 suitable protection, and because the rough surface of anodization 716, makes combining with metal base 700 that resin bed 712 more can be firm.
One of the present invention is characterised in that and uses laser processing procedure 706 to form perforation 708, so can not destroy the anodization 716 beyond the perforation 708.Therefore, anodization 716 can form before perforation 708.Perhaps, in another embodiment, also can after perforation 708, form.Compared to known mode with chemical etching, its chemical etching processing procedure must carry out before surface treatment or anode processing, the invention provides more resilient processing procedure and selected.
The present invention also provides a kind of structure of plastimets, and its architectural feature is described in respectively among Fig. 3, Fig. 6, Fig. 9, Figure 13.For example, as shown in Figure 3, the metallo-plastic composite construction 314 of present embodiment includes metal base 300 and resin bed 312.Metal base 300 comprises the second surface 304 of first surface 302 and relative first surface 302, and the thickness of metal base 300 is haply between between the 0.1mm to 2mm.The material of metal material 300 includes aluminium, magnesium, titanium, copper, stainless steel or its alloy, but not as limit.Metal base 300 is provided with a plurality of perforation 308, runs through metal base 300, and is communicated with first surface 312 and second surface 304.In one embodiment of the invention, perforation 308 has the convergent section profile for the laser perforation, be preferably to have cone structure, and its aperture is haply between between the 0.1mm to 2mm.Resin bed 312 is located at least one of first surface 302 or second surface 304, and inserts in a plurality of perforation 308, makes resin bed 312 firm combining with metal base 300.The metallo-plastic composite construction 314 of present embodiment also optionally is provided with anodization (figure does not show), is arranged between metal base 300 and the resin bed 312.
In addition, as shown in Figure 6, the metallo-plastic composite construction 414 of present embodiment includes metal base 400 and resin bed 412.Metal base 400 comprises the second surface 404 of first surface 402 and relative first surface 402, and the thickness of metal base 400 is haply between between the 0.1mm to 2mm.The material of metal material 400 includes aluminium, magnesium, titanium, copper, stainless steel or its alloy, but not as limit.The first surface 402 of metal base 400 is provided with at least one blind hole 408.In one embodiment of the invention, blind hole 408 is the laser blind hole, can have the convergent section profile, be preferably to have cone structure, and its aperture is haply between between the 0.1mm to 2mm.Resin bed 412 is located on the metal base 400 and is inserted in the blind hole 408, makes resin bed 412 firm combining with metal base 400.The metallo-plastic composite construction 414 of present embodiment also optionally is provided with anodization (figure does not show), is arranged between metal base 400 and the resin bed 412.
In addition, as shown in Figure 9, the metallo-plastic composite construction 514 of present embodiment includes metal base 500 and resin bed 512.Metal base 500 comprises the second surface 504 of first surface 502 and relative first surface 502, and the thickness of metal base 500 is haply between between the 0.1mm to 2mm.The material of metal material 500 includes aluminium, magnesium, titanium, copper, stainless steel or its alloy, but not as limit.The first surface 502 of metal base 500 is provided with at least one blind hole 508b and at least one through hole 508a.In one embodiment of the invention, blind hole 508b is the laser blind hole, and through hole 508a is the laser through hole, and has the angle of inclination between both and first surface 502 or the second surface 504, and its aperture is haply between between the 0.1mm to 2mm.Resin bed 512 be located on the metal base 500 and insert blind hole 508b and through hole 508a in, make resin bed 512 firm combining with metal base 500.The metallo-plastic composite construction 514 of present embodiment also optionally is provided with anodization (figure does not show), is arranged between metal base 500 and the resin bed 512.
As shown in figure 13, the metallo-plastic composite construction 614 of present embodiment includes metal base 600 and resin bed 612.Metal base 600 comprises the second surface 604 of first surface 602 and relative first surface 602, and the thickness of metal base 600 is haply between between the 0.1mm to 2mm.The material of metal material 600 includes aluminium, magnesium, titanium, copper, stainless steel or its alloy, but not as limit.The first surface 602 of metal base 600 is provided with at least one depression 607, and a plurality of perforation 608, is positioned at the bottom 607a of depression 607.In this embodiment, perforation 608 has the convergent section profile for the laser perforation, be preferably to have cone structure, and its aperture is haply between between the 0.1mm to 2mm.Resin bed 612 is arranged at least one of first surface 602 or second surface 604, and inserts depression 607 and bore a hole in 608, makes resin bed 612 firm combining with metal base 600.The metallo-plastic composite construction 614 of present embodiment also optionally is provided with anodization (figure does not show), is arranged between metal base 600 and the resin bed 612.
The step of structure of metallic-plastic composite material of the present invention and formation plastimets can be applicable to various fields, for example the keycap of keyboard.Please refer to Figure 17, illustrate is the schematic diagram of metallo-plastic compound keys cap of the present invention.As shown in figure 17, button 820 comprises base plate 822, keycap 800 and liftable supporter 824.Liftable supporter 824 is arranged between keycap 800 and the base plate 822, and in order to support keycap 800, wherein liftable supporter 824 comprises resin slotware 812, in order to engage with keycap 800.In present embodiment, keycap 800 is a metal base, and it comprises outer surface 802 and inner surface 804.The thickness of keycap 800 is haply between between the 0.1mm to 2mm, and its material includes aluminium, magnesium, titanium, copper, stainless steel or its alloy, but not as limit.Keycap 800 is provided with a plurality of perforation 808, and it runs through keycap 800 and is communicated with outer surface 802 and inner surface 804.In one embodiment of the invention, perforation 808 has the convergent section profile for the laser perforation, be preferably to have cone structure, and its aperture is haply between between the 0.1mm to 2mm.Resin slotware 812 is located on the inner surface 804.Resin slotware 812 includes being embedded in a plurality of perforation 808 of a plurality of riveteds position 813 correspondences, makes 812 firm the combining with keycap 800 of resin slotware.
To sum up, metallo-plastic composite construction of the present invention with and manufacture method, be to utilize the laser processing procedure on metal base, to form perforation, so the size of perforation can be looked the demand of follow-up ejection formation and be adjusted, and the various perforation structure of can arranging in pairs or groups, make the resin bed of ejection formation firmly closely to combine with metal base.Compared to known techniques, the material of resin bed is selected more flexible, importantly, can cooperate lower resin of lazy flow and price or engineering plastics.Owing to adopt the laser processing procedure, thus surface treatment or anode handle optionally before the laser processing procedure, carry out or the laser processing procedure after carry out, increase the elasticity of processing procedure, the while is holding anode processing layer complete in appearance.In addition, owing to adopt the laser processing procedure of comparatively environmental protection, so can reduce to pollution and impact minimum for environment.
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. metallo-plastic composite construction is characterized in that this metallo-plastic composite construction includes:
Metal base comprises the second surface of first surface and relative this first surface, and wherein this metal base is provided with a plurality of perforation, and these a plurality of perforation run through this metal base, and are communicated with this first surface and this second surface; And
Resin bed is located at least one of this first surface or this second surface, and is inserted this a plurality of perforation, and this resin bed is combined with this metal base.
2. metallo-plastic composite construction is characterized in that this metallo-plastic composite construction includes:
Metal base comprises the second surface of first surface and relative this first surface, and wherein this first surface of this metal base is provided with at least one depression and a plurality of perforation, and these a plurality of perforation are positioned at the bottom of this depression; And
Resin bed is located at least one of this first surface or this second surface, and inserts this depression and these a plurality of perforation, and this resin bed is combined with this metal base.
3. metallo-plastic composite construction as claimed in claim 1 or 2 is characterized in that these a plurality of perforation are the laser perforation.
4. metallo-plastic composite construction as claimed in claim 1 or 2 is characterized in that respectively these a plurality of perforation all have the convergent section profile.
5. metallo-plastic composite construction as claimed in claim 1 or 2 is characterized in that respectively these a plurality of perforation are the taper perforation.
6. metallo-plastic composite construction as claimed in claim 1 or 2 is characterized in that respectively these a plurality of perforation and this first surface, this two surface have the angle of inclination.
7. metallo-plastic composite construction as claimed in claim 1 or 2, the aperture that it is characterized in that respectively these a plurality of perforation is between between the 0.01mm to 0.1mm.
8. metallo-plastic composite construction as claimed in claim 1 or 2, the thickness that it is characterized in that this metal base is between between the 0.1mm to 2mm.
9. metallo-plastic composite construction as claimed in claim 1 or 2 is characterized in that including in addition anodization, between this metal base and this resin bed.
10. metallo-plastic compound keys cap is characterized in that this metallo-plastic compound keys cap includes:
Metal base comprises outer surface and inner surface, and wherein this metal base is provided with a plurality of perforation, runs through this metal base, and is communicated with this outer surface and this inner surface; And
The resin slotware is located at this inner surface, and the resin slotware this include a plurality of riveting parts and be arranged in this a plurality of perforation, this resin slotware is combined with this metal base.
11. metallo-plastic compound keys cap as claimed in claim 10 is characterized in that these a plurality of perforation are the laser perforation.
12. metallo-plastic compound keys cap as claimed in claim 10 is characterized in that respectively these a plurality of perforation all have the convergent section profile; Perhaps, respectively these a plurality of perforation are the taper perforation; Perhaps, respectively these a plurality of perforation and this inner surface, this outer surface have the angle of inclination.
13. metallo-plastic compound keys cap as claimed in claim 10, the aperture that it is characterized in that respectively these a plurality of perforation is between between the 0.01mm to 0.1mm.
14. metallo-plastic compound keys cap as claimed in claim 10, the thickness that it is characterized in that this metal base is between between the 0.1mm to 2mm.
15. metallo-plastic compound keys cap as claimed in claim 10 is characterized in that including in addition anodization, between this metal base and this resin slotware.
16. a metallo-plastic composite construction is characterized in that this metallo-plastic composite construction includes:
Metal base which is provided with a plurality of blind holes; And
Resin bed is located on this metal base, and inserts this a plurality of blind holes, and this resin bed is combined with this metal base.
17. the preparation method of a metallo-plastic composite construction is characterized in that this preparation method comprises
Metal base is provided, and this metal base has first surface and with respect to the second surface of this first surface;
Carry out the laser processing procedure, to form a plurality of perforation on this metal base, respectively these a plurality of perforation run through this metal base, and are communicated with this first surface and this second surface; And
Carry out the ejection formation step, to form resin bed at least one of this first surface or this second surface.
18. the preparation method of a metallo-plastic composite construction is characterized in that this preparation method comprises
Metal base is provided, and this metal base has first surface and with respect to the second surface of this first surface;
Carry out the first laser processing procedure, form at least one depression with this first surface at this metal base;
Carry out the second laser processing procedure, form a plurality of perforation with the bottom at this depression, wherein respectively these a plurality of perforation are communicated with this depression and second surface; And
Carry out the ejection formation step, forming resin bed, and insert this depression and these a plurality of perforation, this resin bed is combined with this metal base at least one of first surface or second surface.
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| CN2010105149599A CN102039700A (en) | 2010-10-01 | 2010-10-01 | Metal-plastic composite structure and manufacturing method thereof and metal-plastic composite keycap structure |
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| CN2010105149599A CN102039700A (en) | 2010-10-01 | 2010-10-01 | Metal-plastic composite structure and manufacturing method thereof and metal-plastic composite keycap structure |
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| CN102039700A true CN102039700A (en) | 2011-05-04 |
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| CN2010105149599A Pending CN102039700A (en) | 2010-10-01 | 2010-10-01 | Metal-plastic composite structure and manufacturing method thereof and metal-plastic composite keycap structure |
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