CN101458450A - Method for making metallic surface pattern - Google Patents
Method for making metallic surface pattern Download PDFInfo
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- CN101458450A CN101458450A CNA2007101795913A CN200710179591A CN101458450A CN 101458450 A CN101458450 A CN 101458450A CN A2007101795913 A CNA2007101795913 A CN A2007101795913A CN 200710179591 A CN200710179591 A CN 200710179591A CN 101458450 A CN101458450 A CN 101458450A
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Abstract
The invention relates to a method for manufacturing a metal surface pattern, which comprises: coating photosensitive resist on a metal surface to form a photosensitive adhesive layer; covering an enclosure provided with a preset pattern on a metal surface cover; providing irradiation light to the metal surface from the outside of the enclosure, and exposing the photosensitive resist; removing the unexposed photosensitive resist; and etching, coloring or coating the metal surface. The metal surface is a curved surface (a curved surface which can not be expanded), the enclosure has a curved surface which is the same as the metal surface or a similar curved surface which is offset and magnified, and the curved surface has a distance from the photosensitive adhesive layer. The enclosure is made of transparent material, and the preset pattern is a nontransparent pattern. The method is suitable for the curved surface which has complex shape and large curvature and can not be folded, and has no limit for the preset pattern; the method improves pattern transfer efficiency greatly, so that the method can be used for batch production of metal products; and the method also solves the problem of difficult control for the tolerances of shape and size caused by deformation during the production of the metal products with the curved surfaces.
Description
Technical field
The present invention relates to a kind of method for making pattern, particularly relate to a kind of method in metal surface pattern-making.
Background technology
Existing a lot of metallic articles, for increasing the visual effect of its outward appearance, usually can be at some decorative patterns of surface design or the pattern of metallic article.Produce method of patterning in the metal surface and generally adopt etch process.For the metallic article of producing in enormous quantities, it needs pre-designed pattern, mode by design transfer then, default design transfer is arrived the metal surface, adopt etch process then, carry out etching according to the predetermined pattern on the metal surface, thereby obtain having the metallic article of predetermined pattern.Above-mentioned method, it is crucial step that predetermined pattern is transferred to the metal surface, because whether transfer to the pattern of metal surface intact consistent with predetermined pattern, will directly have influence on the pattern effect of end article.Existing design transfer technology mainly contains the silk-screen transfer, bat printing shifts and dual mode is shifted in spraying.The inventor finds that in realizing process of the present invention there is following technical matters in prior art, silk-screen can only be realized the design transfer on the plane usually, bat printing shifts the only curved surface of suitable small curve, and it is limited to shift area, all can't realize the design transfer on complex-curved; The spraying shifting process then needs to spray tool, this spraying tool is made the Openworks shape of predetermined pattern, and should spray tool and be fitted on the metal surface, carry out etching after the spraying corrosion resistant material, perhaps directly carry out etching, thereby obtain pattern in the metal surface.But the shortcoming that this spraying is shifted is that the zone that the spraying tool covers must keep how much continuously, can't realize covering of discontinuous pattern, and therefore the form of pattern is greatly limited.In traditional mould etch process, design transfer can also paste by the film and realize, transfers on the not deployable curved surface though the plane film pastes plane pattern to be similar to by the manual repairing of complexity, and this process program is more suitable for single-piece delivery.In a single day and require volume shipment, and manual efficient of repairing is too low, and it is too high manually to reach the material input.
This shows that above-mentioned existing method for making at the curved metal surface pattern still has many defectives, and demands urgently further being improved.
Summary of the invention
The objective of the invention is to, overcome the defective of the method for making existence of existing curved metal surface pattern, and provide a kind of method for making of new metallic surface pattern, technical matters to be solved is to make its pattern-making on the curved surface metallic surface in large quantity, and the pattern of each metal surface has stable reappearance, thereby is suitable for practicality more.
The object of the invention to solve the technical problems realizes by the following technical solutions.The method for making of a kind of metallic surface pattern that proposes according to the present invention, it may further comprise the steps: apply photoresists in the metal surface, form photosensitive layer; Described metal surface with case cover with predetermined pattern and energy printing opacity; Provide irradiates light from described metal surface, described case lateral, make above-mentioned photoresists exposure; And pattern displaying is carried out in described metal surface handle.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Preferably, the method for making of aforesaid metallic surface pattern, wherein said pattern displaying are treated to one of them or combination of etching, painted and application.
Preferably, the method for making of aforesaid metallic surface pattern, wherein said metal surface is a curved surface; Better, this curved surface can be for launching curved surface.
Preferably, the method for making of aforesaid metallic surface pattern, wherein said case has similar curved surface identical with the metal surface or that the process skew is amplified.
Preferably, the method for making of aforesaid metallic surface pattern has distance between wherein said case and the photosensitive layer.
Preferably, the method for making of aforesaid metallic surface pattern is removed unexposed photoresists after exposure.
Preferably, the method for making of aforesaid metallic surface pattern, wherein said case is made by transparent material, and described predetermined pattern is opaque pattern.
Preferably, the method for making of aforesaid metallic surface pattern, wherein said case is made by polycarbonate, polyethylene terephthalate or glass.
Preferably, the method for making of aforesaid metallic surface pattern, wherein said metal is aluminium, iron, copper, aluminium alloy, ferroalloy or aldary.
Preferably, the method for making of aforesaid metallic surface pattern, wherein said predetermined pattern adopt printing, three-dimensional spray-painting, laser engraving or manual drawing to form.
Preferably, the method for making of aforesaid metallic surface pattern, wherein said etching adopt nitric acid, hydrofluorite, cupric chloride, UPA-200 and UPA-300 after proportioning is mixed as etching solution.
Preferably, the method for making of aforesaid metallic surface pattern after etching, painted or application are finished, is removed the photoresists that exposed.
By technique scheme, the present invention has following advantage at least: the present invention is directed to the defective that prior art exists, propose the method for making of metallic surface pattern, its advantage is:
1. because case is transparent, to the predetermined pattern on it without limits, can be designed as complicated predetermined pattern.
2. pattern transfer efficiency improves greatly, makes that the technology of etching single-piece work is applied to batch production of metal products traditionally;
3. the adaptability of deployable curved surface is not good for complex-shaped and deep camber;
4. owing to can keep the distance of trace with the metal surface, and the shape and size tolerance that curved surface metal product machining deformation causes is often more restive, therefore, and specific aim and adaptability that this scheme is certain to having of this type of metal product.
In sum, the method for making of the metallic surface pattern that the present invention proposes, it has above-mentioned many advantages and practical value, and does not see have similar scheme to publish or use and really genus innovation in like product, it is had large improvement technically, and has produced handy and practical effect.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of instructions, below with preferred embodiment of the present invention and conjunction with figs. describe in detail as after.
Description of drawings
Fig. 1 is the configuration schematic diagram of one embodiment of the present of invention.
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment, its embodiment of method for making, feature and the effect thereof of the metallic surface pattern that foundation the present invention is proposed, describe in detail as after.
Seeing also shown in Figure 1ly, is the configuration schematic diagram of one embodiment of the present of invention, is expressed as a moment in the process of this method of enforcement.The method for making of the metallic surface pattern of this enforcement, this metal surface 1 is an aluminum alloy product surface, its material is A1050 (perhaps A1052), this surface is sphere or elliposoidal, on this metal surface 1, apply one deck photoresists and form photosensitive layer 3, the SY-10 type photoresists that used photoresists provide for Taiwan six directions chemical industry.The thickness of this photosensitive layer 3 is 0.5-0.8mm, and its coated area is the four corner of pattern-making that desire this metal surface, its thickness should be evenly so that make the photoresists after the exposure have more uniform adhesion.A case 2 with predetermined pattern 4 on cover outside this photosensitive layer 3, and the Nei Biaobiao of this case and the trickle distance h of described photosensitive layer surface maintenance.Its reason is, because when producing metallic article in enormous quantities, when especially preparing curved face product, generally all adopt impact style to form, because the existence of the internal stress of metal is after punching press finishes, even all can there be certain tolerance in each product that same mould punching press is made, so since the existence of tolerance in addition the thickness of photosensitive layer 3 in coating have tolerance equally, the inside surface of case 2 can not be in full accordly accurately cooperates with all metal surface.Closely cooperate and locate the exposure sharpness of border, and exist the cooperation place in slit to expose borderline phase to fuzzy, the sharpness on global pattern border will produce inconsistent defective, and inconsistent position is fixing, influence product appearance.So the case 2 of present embodiment keeps certain distance h with photosensitive layer 3, it helps to eliminate the tolerance of metallic article existence and the influence that the photoresists thickness deviation is brought.Under the existing processes condition, by mechanical hook-up fixing metal goods, then by mechanical arm fixedly case 2 can very accurately reach case 2 and photosensitive layer 3 needed distance h.Described case 2 adopts transparent material to make, as polycarbonate (PC), polyethylene terephthalate (PET) or glass.And the predetermined pattern 4 on the case 2 is opaque.This predetermined pattern 4 can adopt technologies such as printing, three-dimensional spray-painting, laser engraving or manual drawing to be made.After finishing the stationkeeping of case 2 and metal surface 1, provide irradiates light L from the outside surface of case 2, make above-mentioned photoresists exposure, chemical reaction takes place and also is fixed on the metal surface in the photoresists exposure, and the photoresists after the exposure have stable chemical property.Remove unexposed photoresists, expose the metal surface, on this metal surface, carry out the pattern displaying treatment process, for example apply etching solution, as the UPA-200 that provides via nitric acid, hydrofluorite, cupric chloride and Taiwan six directions chemical industry, the etching solution that UPA-300 activating agent proportioning is mixed gained, etching is carried out in the metal surface.Control the consumption and the etching period of etching solution well, promptly can obtain desirable etch depth.Because the photoresists chemical property after the exposure is stable, it can not corrode by etched liquid, has protected the metal surface that is covered below it yet, thereby at the metal surface generation pattern consistent with the case predetermined pattern.After finishing etching process, flush away etching solution, and then the photoresists after the removal exposure can adopt and solidify the photoresists release agent, as " efficient paint remover " (marque) of the blue waffle in Guangzhou factory.Through said process, just formed in the metal surface of metallic article and the on all four pattern of predetermined pattern.
The method for making of the above embodiments is equally applicable to other metal products, as iron, ferroalloy, copper or aldary.But at different metal materials, should select the etching solution that adapts with it, as sulfuric acid, hydrochloric acid etc., and the photoresists that adapt of cooperation and selected etching solution.The selection of above-mentioned condition, those skilled in the art can make rational selection according to the inspiration of the foregoing description, and reaches the target of pattern-making.
In the above-described embodiment, the light source that irradiates light adopted is daylight, laser or light.The length of time shutter is exposed fully with the assurance photoresists and is cured as standard.
For the formation of metallic surface pattern, adopt etching technique to reach in the foregoing description, also can form pattern by technologies such as painted or applications as required.Described application is spraying and decorating or sprays paint.For the process of coming unstuck after the spraying, by selecting suitable photoresists, degumming agent and sprayed coating, can guarantee degumming agent when successfully clearing up (dissolving, heating powderization) curing photoresists, the coating to spraying does not impact.
Embodiments of the invention, can be applied on the curved surface, especially for irregular curved surface or not deployable curved surface, because other prior aries are difficult to make the pattern of metal surface, the technical scheme that embodiments of the invention provided has more obviously easy-to-use applicability.Certainly, the technical scheme that the foregoing description provided also can be applied to smooth metal surface.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (13)
1, a kind of method for making of metallic surface pattern is characterized in that, may further comprise the steps:
Apply photoresists in the metal surface, form photosensitive layer;
Described metal surface with case cover with predetermined pattern and energy printing opacity;
Provide irradiates light from described metal surface, described case lateral, make above-mentioned photoresists exposure;
Pattern displaying is carried out in described metal surface to be handled.
2, the method for making of metallic surface pattern according to claim 1 is characterized in that wherein said metal surface is a curved surface.
3, the method for making of metallic surface pattern according to claim 2 is characterized in that wherein said case has similar curved surface identical with the metal surface or that the process skew is amplified.
4, the method for making of metallic surface pattern according to claim 2 is characterized in that having distance between wherein said case and the photosensitive layer.
5, the method for making of metallic surface pattern according to claim 2 is characterized in that removing unexposed photoresists after exposure is finished.
6, the method for making of metallic surface pattern according to claim 1 is characterized in that wherein said case made by transparent material, and described predetermined pattern is opaque pattern.
7, the method for making of metallic surface pattern according to claim 6 is characterized in that wherein said case made by polycarbonate, polyethylene terephthalate or glass.
8, the method for making of metallic surface pattern according to claim 1 is characterized in that wherein said metal is aluminium, iron, copper, aluminium alloy, ferroalloy or aldary.
9, the method for making of metallic surface pattern according to claim 1 is characterized in that wherein said predetermined pattern adopts printing, three-dimensional spray-painting, laser engraving or manual drawing to form.
10,, it is characterized in that wherein said pattern displaying is treated to one of them or combination of etching, painted and application according to the method for making of each described metallic surface pattern of claim 2-9.
11, the method for making of metallic surface pattern according to claim 10 is characterized in that wherein said etching is that nitric acid, hydrofluorite, cupric chloride, UPA-200 and UPA-300 proportioning are mixed the back as etching solution.
12, the method for making of metallic surface pattern according to claim 10 is characterized in that removing the photoresists that exposed after etching, painted or application are finished.
13, the method for making of metallic surface pattern according to claim 10 is characterized in that wherein said curved surface is not deployable curved surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101795913A CN101458450A (en) | 2007-12-14 | 2007-12-14 | Method for making metallic surface pattern |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101795913A CN101458450A (en) | 2007-12-14 | 2007-12-14 | Method for making metallic surface pattern |
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| CN101458450A true CN101458450A (en) | 2009-06-17 |
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| CNA2007101795913A Pending CN101458450A (en) | 2007-12-14 | 2007-12-14 | Method for making metallic surface pattern |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101840153A (en) * | 2010-05-10 | 2010-09-22 | 吴满荣 | Metal artware relief color-painting method |
| CN102285299A (en) * | 2010-06-21 | 2011-12-21 | 圣维可福斯(广州)电子科技有限公司 | Object surface metallized decoration method |
| CN102285298A (en) * | 2010-06-21 | 2011-12-21 | 圣维可福斯(广州)电子科技有限公司 | Object surface metallized decoration method |
| CN102616070A (en) * | 2012-03-31 | 2012-08-01 | 金甲化工企业(中山)有限公司 | Method for surface decoration of metal and plastic composite piece |
| CN102890403A (en) * | 2011-07-20 | 2013-01-23 | 鸿富锦精密工业（深圳）有限公司 | Method for forming pattern and shell employing method to form pattern |
| CN103266323A (en) * | 2013-05-14 | 2013-08-28 | 广东工业大学 | Surface etching processing method for metal product with curve structure |
| CN104073800A (en) * | 2013-03-25 | 2014-10-01 | 联想(北京)有限公司 | Production method, shell and electronic equipment |
| CN104149510A (en) * | 2014-08-12 | 2014-11-19 | 苏州傲儒塑胶有限公司 | Method for coating irregular curved surface complex pattern |
| CN104149509A (en) * | 2014-08-12 | 2014-11-19 | 苏州傲儒塑胶有限公司 | Coating method taking photographic developable coatings as spraying covering jig |
| CN104898380A (en) * | 2008-12-10 | 2015-09-09 | 苹果公司 | Techniques for marking product housings |
| CN106852052A (en) * | 2017-03-30 | 2017-06-13 | 维沃移动通信有限公司 | A kind of metal shell processing method, metal shell and electronic equipment |
| CN107116949A (en) * | 2017-03-31 | 2017-09-01 | 联想(北京)有限公司 | A kind of pattern preparation method and electronic equipment |
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2007
- 2007-12-14 CN CNA2007101795913A patent/CN101458450A/en active Pending
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104898380A (en) * | 2008-12-10 | 2015-09-09 | 苹果公司 | Techniques for marking product housings |
| CN101840153B (en) * | 2010-05-10 | 2012-10-03 | 吴满荣 | Metal artware relief color-painting method |
| CN101840153A (en) * | 2010-05-10 | 2010-09-22 | 吴满荣 | Metal artware relief color-painting method |
| CN102285299B (en) * | 2010-06-21 | 2013-06-12 | 圣维可福斯(广州)电子科技有限公司 | Object surface metallized decoration method |
| CN102285298A (en) * | 2010-06-21 | 2011-12-21 | 圣维可福斯(广州)电子科技有限公司 | Object surface metallized decoration method |
| CN102285299A (en) * | 2010-06-21 | 2011-12-21 | 圣维可福斯(广州)电子科技有限公司 | Object surface metallized decoration method |
| CN102890403A (en) * | 2011-07-20 | 2013-01-23 | 鸿富锦精密工业（深圳）有限公司 | Method for forming pattern and shell employing method to form pattern |
| CN102616070A (en) * | 2012-03-31 | 2012-08-01 | 金甲化工企业(中山)有限公司 | Method for surface decoration of metal and plastic composite piece |
| CN104073800A (en) * | 2013-03-25 | 2014-10-01 | 联想(北京)有限公司 | Production method, shell and electronic equipment |
| CN103266323B (en) * | 2013-05-14 | 2015-08-12 | 广东工业大学 | A kind of surface of metal product processing method for having curved-surface structure |
| CN103266323A (en) * | 2013-05-14 | 2013-08-28 | 广东工业大学 | Surface etching processing method for metal product with curve structure |
| CN104149509A (en) * | 2014-08-12 | 2014-11-19 | 苏州傲儒塑胶有限公司 | Coating method taking photographic developable coatings as spraying covering jig |
| CN104149510A (en) * | 2014-08-12 | 2014-11-19 | 苏州傲儒塑胶有限公司 | Method for coating irregular curved surface complex pattern |
| CN106852052A (en) * | 2017-03-30 | 2017-06-13 | 维沃移动通信有限公司 | A kind of metal shell processing method, metal shell and electronic equipment |
| CN106852052B (en) * | 2017-03-30 | 2019-07-26 | 维沃移动通信有限公司 | A kind of metal shell processing method, metal shell and electronic equipment |
| CN107116949A (en) * | 2017-03-31 | 2017-09-01 | 联想(北京)有限公司 | A kind of pattern preparation method and electronic equipment |
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Application publication date: 20090617 |