CN102337568B - Vacuum metalizing method for metal parts embedded with decorations - Google Patents
Vacuum metalizing method for metal parts embedded with decorations Download PDFInfo
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- CN102337568B CN102337568B CN 201010237274 CN201010237274A CN102337568B CN 102337568 B CN102337568 B CN 102337568B CN 201010237274 CN201010237274 CN 201010237274 CN 201010237274 A CN201010237274 A CN 201010237274A CN 102337568 B CN102337568 B CN 102337568B
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- ornament
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- protective layer
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Abstract
The invention discloses a metal part embedded with decorations. The metal part comprises a metal main body and nonmetal decorations embedded in the surface of the metal main body; the metal main body and the nonmetal decorations form a metalizing body. A vacuum metalizing method comprises six steps of: electroplating copper; arranging a decoration protective layer; removing the copper; cleaning; performing vacuum metalizing; and removing the decoration protective layer. In the method, the decorations are protected, the vacuum metalizing is carried out and the protective layer on the surfaces of the decorations is removed, so a metalized layer cannot be damaged, the decorations can maintain the essential decorative effect, and the method is suitable for large-scale batch production; therefore, the invention is reasonable and low in cost; and various metalizing colors required can be blended, the metalizing styles of the metal part embedded with the decorations are greatly enriched, and the method has a wide application range.
Description
[technical field]
The present invention relates to a kind of vacuum metallizing method, refer in particular to the vacuum metallizing method of the metal parts of non metallic decorative things such as being inlaid with glass, jewel or pottery.
[background technology]
We know, inlay sometimes the non metallic decorative product such as upper glass, jewel or pottery on the surface of the metal partss such as wrist-watch, jewellery, greatly improve class and the attractive, decorative effect of these metal partss, as shown in Figure 1, 2.Be subject to the external environment impact and easily corrosion in order to reduce metallic surface, and, in order to improve the attractive in appearance and visual effect of product, at this moment people can carry out to the surface of metal parts usually gold-plated.
Current, people generally adopt the wet gold plating method of water to realize, but the wet gold-plated wear resisting property of water is poor, so its gold-plated surface there will be soon the degold phenomenon and affect the outward appearance of whole metal parts, thus the work-ing life of having reduced metal parts.People, can only be by increasing the method for plated thickness in order to improve its life-span, and this not only makes international price of gold high, and gold-plated cost is very high, thereby will certainly greatly improve production cost.And this gold plating method can not plate any color of wanting, as colors newly developed such as black, blueness, coffee color, so the scope of application of the wet gold plating method of current water is lower.
For the wet gold-plated deficiency of water, people have expected the method for vacuum metallizing, elder generation's vacuum metallizing on metal part surface, and then load onto the non metallic decorative product such as glass, jewel or pottery, but easily scratch gold-plated surface and cause defective products very many when ornament is installed, be very careful when mounted for this reason, bring production efficiency very low.
[summary of the invention]
The objective of the invention is to overcome the deficiencies in the prior art, provide a kind of rationally, production cost plating low, applied widely is embedded with the vacuum metallizing method of the metal parts of ornament, can plate needed shades of colour.
In order to solve the technical problem of above-mentioned existence, the present invention adopts following technical proposals:
A kind of metal parts that is inlaid with ornament, include by metal master and be embedded in the lip-deep non metallic decorative thing of metal master, and they have formed gold-plated body, and its vacuum metallizing method includes following steps:
1), electro-coppering: gold-plated body is placed on and electroplates copper facing in cylinder, plated with copper layer on the metal master surface;
2), the ornament protective layer is set;
3), decopper(ing): gold-plated body is put in salpeter solution, and the ornament protective layer by the lip-deep copper layer of metal master together with copper layer surface comes off down;
4), clean: to the gold-plated body after decopper(ing), clean up;
5), vacuum metallizing: adopt the vacuum metallizing method that titanium nitride or titanium carbide are plated on gold-plated body surface, become the vacuum metallizing layer;
6), remove the ornament protective layer: gold-plated body is put in hydrochloric acid soln, the lip-deep ornament protective layer of ornament is split away off together with the Gold plated Layer on protective layer.
In the improvement project of the vacuum metallizing method to the above-mentioned metal parts that is inlaid with ornament, in described step 2) in, adopt the vacuum metallization mode to plate coat of metal at gold-plated body surface.
In the improvement project of the vacuum metallizing method to the above-mentioned metal parts that is inlaid with ornament, in described step 2) in, adopt the painting mode at the gold-plated body surface protective layer that varnishes with lacquer.
In the improvement project of the vacuum metallizing method to the above-mentioned metal parts that is inlaid with ornament, in described step 2) in, thermospray metal mode coat of metal in gold-plated body surface spraying adopted.
In the improvement project of the vacuum metallizing method to the above-mentioned metal parts that is inlaid with ornament, in described step 3) in, the concentration of described salpeter solution is 30～100%.
In the improvement project of the vacuum metallizing method to the above-mentioned metal parts that is inlaid with ornament, in described step 6) in, the concentration of described hydrochloric acid soln is 5～30%.
Compared with prior art, the invention has the beneficial effects as follows: vacuum metallizing method of the present invention, adopt be after first ornament being protected again vacuum metallizing get on, finally remove again the lip-deep protective layer of ornament, this method not only can not damaged Gold plated Layer, can make again ornament retain essential attractive, decorative effect, can realize extensive, mass production, so the present invention is relatively more reasonable, production cost is low; And can plate all colours that vacuum plating can plate, and having greatly enriched the gold-plated style of the metal parts that is inlaid with ornament, it is applied widely.
Below in conjunction with accompanying drawing and embodiment, the present invention is described in further detail:
[accompanying drawing explanation]
Fig. 1 is the structural representation of the body of the embodiment of the present invention;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the structural representation of body after electro-coppering of the embodiment of the present invention;
Fig. 4 is the structural representation of body after to ornament, establishing the last layer protective layer of the embodiment of the present invention;
Fig. 5 is the structural representation of body after the decopper(ing) operation of the embodiment of the present invention;
Fig. 6 is the structural representation of body after vacuum metallizing of the embodiment of the present invention;
Fig. 7 is the structural representation of body after giving ornament deprotection layer of the embodiment of the present invention.
[embodiment]
The present invention is a kind of metal parts that is inlaid with ornament, includes by metal master 1 and is embedded in the lip-deep non metallic decorative thing 2 of metal master 1, and they have formed gold-plated body 3, and as shown in Figure 1, 2, its vacuum metallizing method includes following steps:
1), electro-coppering: gold-plated body 3 is placed on to copper facing in electrolytic plating pool, according to electroplating principle, can only on metal master 1 surface, plates layer of copper 4, and can the plated with copper layer on non metallic decorative thing 2 surfaces, as shown in Figure 3; The thickness of copper layer is generally 3-5MIC;
2), the ornament protective layer is set: can adopt the methods such as vacuum metallization, painting or thermospray metal to process, wherein:
Vacuum metallization is generally Vacuum Deposition last layer aluminium, zinc or other coat of metal, the about 1-2MIC of thickness;
Painting can be spray or directly scribble up, and what it adopted is vacuum metallizing vacuum specialized paint used;
So-called thermospray, be utilize thermal source by metal or non-metallic material fusing, semi-molten or soften, and be ejected into certain speed the method that matrix surface forms coating.In the present invention, normally the aluminium after high temperature melting, zinc or other metal are directly injected to the upper coat of metal that forms in gold-plated body 3 surfaces;
When vacuum metallization, painting or thermospray metal, all cover one deck ornament protective layer 5 on whole gold-plated body 3 surfaces, as shown in Figure 4, the about 1-2MIC of thickness.
The ornament protective layer can be metal or nonmetal, only otherwise can produce to send out with nitric acid react, can react and get final product with hydrochloric acid again.
3), decopper(ing): gold-plated body 3 is put in nitric acid (HNO3) solution that concentration is 30～100%; nitric acid can not react with ornament protective layer 5; but after being penetrated on copper layer 4; both react; thereby the ornament protective layer 5 by the lip-deep copper layer 4 of metal master 1 together with copper layer surface comes off down; make material without any damage, only stay the ornament protective layer 5 on ornament 2 outside surfaces, as shown in Figure 5.
4), clean: the gold-plated body 3 after adopting the method such as ultrasonic wave to decopper(ing) cleans up;
5), vacuum metallizing: adopt the method for physical vacuum gold-plated (PVD) that titanium nitride (TiN) or titanium carbide (TiC) etc. is plated in to gold-plated body 3 surfaces above, become vacuum metallizing layer 6, as shown in Figure 6.
6), remove the ornament protective layer: gold-plated body 3 is put in hydrochloric acid (HCI) solution that concentration is 5～30%; hydrochloric acid can not react with vacuum metallizing layer 6; but after being penetrated into and being attached to the lip-deep ornament protective layer 5 of ornament 2; both react; thereby the lip-deep ornament protective layer 5 of ornament is split away off together with the vacuum metallizing layer on protective layer; only stay the lip-deep vacuum metallizing layer 6 of metal body 1, the boundary line of the ornaments 2 such as it and glass, jewel or pottery is clear and attractive in appearance.
Vacuum metallizing method of the present invention, adopt be after first ornament being protected again vacuum metallizing get on, finally remove again the lip-deep protective layer of ornament, this method not only can not damaged Gold plated Layer, can make again ornament retain essential attractive, decorative effect, can realize extensive, mass production, so the present invention is relatively more reasonable, production cost is low; And can plate all colours that vacuum plating can plate, and having greatly enriched the gold-plated style of the metal parts that is inlaid with ornament, it is applied widely.
In this is bright, in step 4) matting in, be generally successively through washing, alkaline degreasing, washing, sulfuric acid wash, water washing process.In addition, in step 1) electro-coppering after, can first clean up by identical method.
Claims (6)
1. a metal parts that is inlaid with ornament, include by metal master and be embedded in the lip-deep non metallic decorative thing of metal master, and they have formed gold-plated body, and its vacuum metallizing method includes following steps:
1), electro-coppering: gold-plated body is placed on and electroplates copper facing in cylinder, plated with copper layer on the metal master surface;
2), the ornament protective layer is set, described ornament protective layer can not produce and react with nitric acid, can react with hydrochloric acid again;
3), decopper(ing): gold-plated body is put in salpeter solution, and the ornament protective layer by the lip-deep copper layer of metal master together with copper layer surface comes off down;
4), clean: to the gold-plated body after decopper(ing), clean up;
5), vacuum metallizing: adopt the vacuum metallizing method that titanium nitride or titanium carbide are plated on gold-plated body surface, become the vacuum metallizing layer;
6), remove the ornament protective layer: gold-plated body is put in hydrochloric acid soln, the lip-deep ornament protective layer of ornament is split away off together with the Gold plated Layer on protective layer.
2. the vacuum metallizing method that is inlaid with the metal parts of ornament according to claim 1, is characterized in that: in described step 2) in, adopt the vacuum metallization mode to plate coat of metal at gold-plated body surface.
3. the vacuum metallizing method that is inlaid with the metal parts of ornament according to claim 1, is characterized in that: in described step 2) in, adopt the painting mode at the gold-plated body surface protective layer that varnishes with lacquer.
4. the vacuum metallizing method that is inlaid with the metal parts of ornament according to claim 1, is characterized in that: in described step 2) in, thermospray metal mode coat of metal in gold-plated body surface spraying adopted.
5. according to claim 1,2, the 3 or 4 described vacuum metallizing methods that are inlaid with the metal parts of ornament, it is characterized in that: in described step 3) in, the concentration of described salpeter solution is 30～100%.
6. the vacuum metallizing method that is inlaid with the metal parts of ornament according to claim 5, is characterized in that: in described step 6) in, the concentration of described hydrochloric acid soln is 5～30%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010237274 CN102337568B (en) | 2010-07-20 | 2010-07-20 | Vacuum metalizing method for metal parts embedded with decorations |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010237274 CN102337568B (en) | 2010-07-20 | 2010-07-20 | Vacuum metalizing method for metal parts embedded with decorations |
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| Publication Number | Publication Date |
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| CN102337568A CN102337568A (en) | 2012-02-01 |
| CN102337568B true CN102337568B (en) | 2013-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010237274 Expired - Fee Related CN102337568B (en) | 2010-07-20 | 2010-07-20 | Vacuum metalizing method for metal parts embedded with decorations |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3793395B1 (en) * | 2018-05-18 | 2023-07-05 | D. Swarovski KG | Method of making a decorative article, such as a jewellery piece |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1099078A (en) * | 1993-08-14 | 1995-02-22 | 电子工业部第七研究所 | A kind of gold-plating process |
| CN1704266A (en) * | 2004-05-28 | 2005-12-07 | 张伯承 | Method for making imitated metal ornaments |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9212408B2 (en) * | 2007-09-19 | 2015-12-15 | Citizen Holdings Co., Ltd. | Decorative part with substrate and multi-layer hardening laminate |
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2010
- 2010-07-20 CN CN 201010237274 patent/CN102337568B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1099078A (en) * | 1993-08-14 | 1995-02-22 | 电子工业部第七研究所 | A kind of gold-plating process |
| CN1704266A (en) * | 2004-05-28 | 2005-12-07 | 张伯承 | Method for making imitated metal ornaments |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3793395B1 (en) * | 2018-05-18 | 2023-07-05 | D. Swarovski KG | Method of making a decorative article, such as a jewellery piece |
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| Publication number | Publication date |
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| CN102337568A (en) | 2012-02-01 |
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