CN101255509A - Production technique of chromatic gold ornaments - Google Patents
Production technique of chromatic gold ornaments Download PDFInfo
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- CN101255509A CN101255509A CNA2008100894780A CN200810089478A CN101255509A CN 101255509 A CN101255509 A CN 101255509A CN A2008100894780 A CNA2008100894780 A CN A2008100894780A CN 200810089478 A CN200810089478 A CN 200810089478A CN 101255509 A CN101255509 A CN 101255509A
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Abstract
The invention discloses a production process of color gold jewellery, comprising the following steps: cleaning the gold jewellery with ultrasonic to remove the grease on the surface; washing the detergent on the gold jewellery with water, and removing grease by electrochemical method; water washing; acid washing with sulphuric acid; plating germanium on the surface of the gold jewellery; water washing the plated gold jewellery to wash away plating solution; locally coating insulating paint on the gold jewellery according to the needed pattern; removing grease attached during the coating process by electrolysis; plating gold or gold-copper alloy on the gold jewellery by electrolysis; dropping off the insulating paint; and water washing and drying. By plating black nails, gold or gold-copper alloy outside the color gold jewellery, multicolor gold jewellery having black, yellow and red or white and the above three colors alternating pattern is formed, which changes the tradition that gold jewellery is only silvery white, in addition, since the plating layer is composed of nail or noble metal, the value of gold jewellery is remained.
Description
Technical field
The present invention relates to a kind of precious metal manufacture field, more specifically relate to a kind of production technique of chromatic gold ornaments method.
Background technology
Gold except that industrial application (for example electrode or catalyzer), also can make ornaments for example jewellery, baldric or artwork etc. as a kind of noble metal.Use the ornaments that gold is made merely, its outward appearance and platinum are very close.Because softer relatively, and the oxidation of impurities that contains in the course of processing can make its color and luster variation, therefore, in the market electroplating technology will be arranged one in the gold ornaments production technique at last, by electroplating technology the gold ornaments appearance is being plated one deck germanium again, making the ornaments surface is that silvery white and hardness are better.So present all is gold ornaments single silvery white.
Summary of the invention
At all being the silvery white single problem of color and luster that produces at present gold ornaments, the object of the present invention is to provide a kind of novel gold ornaments, this ornaments be colour gold ornaments, can have red or yellow, deceive color.Provided by the invention colored gold ornaments, an ornaments surface of making there is being the plating germanium layer, the plating germanium layer is outward also all or local gold and the copper alloy layer that is covered with black nail layer or yellow Gold plated Layer, redness.All be covered with outside plating germanium layer when deceiving the nail layer, this have black glossy to gold ornaments, when local black coating is followed closely, then forms the alternate dichromatism of white and black.When all being Gold plated Layer outside the plating germanium layer, whole is gold ornaments yellow, is yellowish-white alternate color during partially plating gold.When adopting gold and copper alloy as the coating of appearance, different according to gold with the ratio of copper in the copper alloy, can form the different redness of the depth, or the local plating mode of red employing forms color red and white.The present invention also provides a kind of production technique of chromatic gold ornaments,
This method can comprise following process successively: (1) removes gold ornaments the grease on surface with ultrasonic cleaning; (2) the water flush away is the washings on the gold ornaments; (3) use the electrochemical method oil removing; (4) washing; (5) carry out pickling with sulfuric acid; (6) gold ornaments surface plating germanium; (7) plating is washed gold ornaments the flush away electroplate liquid behind the germanium; (8) decorative pattern as required is being coated with insullac to the gold ornaments part; (9) electrolysis is removed and is coated with the greasy dirt that attaches in the insullac process; (10) alloy of or Jin Yutong gold-plated on gold ornaments, perhaps black coating car with electric plating method; (11) slough insullac; (12) wash and dry.Can by aforesaid method, can be at the alloy of position plated with gold that is not coated with insullac or Jin Yutong, black nail, what do not exposed by plating is argenteous germanium and the part that scribbles insullac is non-conductive, form white and yellow or black, red alternate colorful, dazzle beautiful effect.
The present invention also provides another production technique of chromatic gold ornaments, and this method is made of following process: (1) removes gold ornaments the grease on surface with ultrasonic cleaning; (2) the water flush away is the washings on the gold ornaments; (3) use the electrochemical method oil removing; (4) washing; (5) carry out pickling with sulfuric acid; (6) gold ornaments surface plating germanium; (7) plating is washed gold ornaments the flush away electroplate liquid behind the germanium; (8) decorative pattern as required utilizes brush plating to form Gold plated Layer or gold and copper alloy layer on the ornaments surface.(9) washing back oven dry.For be single color gold ornaments, then can adopt following method: (1) gold ornaments with ultrasonic cleaning remove the surface grease; (2) the water flush away is the washings on the gold ornaments; (3) use the electrochemical method oil removing; (4) washing; (5) plating germanium; (6) washing; (7) gold-plated or the golden and copper alloy of gold ornaments surface black coating nail.The weight content of copper is 25-40% in the alloy of described gold and copper.Because the copper easy oxidation discoloration also can soak ornaments the gold and silver protective material and handle, to prevent the ornaments variable color behind the alloy of gold-plated and copper.Ornaments among the present invention also comprise baldric or other ornament, artwork except that referring to jewellery.
Of the present invention colored gold ornaments, alloy by black coating nail, gold or Jin Yutong outside gold ornaments, can form decorative pattern colorful of black, yellow, redness or above-mentioned color and white alternate formation gold ornaments, changed gold ornaments has been had only the argent tradition, and because used coating for nail, golden precious metal, has kept the value that gold ornaments is had.
Embodiment
Below in conjunction with specific embodiment colour of the present invention is described further gold ornaments and production method.
1 one kinds of production technique of chromatic gold ornaments of embodiment are being the plating germanium layer to the surface of metal ornaments, plate the alloy layer that germanium layer is covered with Gold plated Layer or black nail layer or Jin Yutong outward, and the colour that forms yellow or black, redness is gold ornaments.Its production method is: (1) will be by hanging over metal ornaments on the hanger, immerses in the washings with ultrasonic wave to remove grease on the ornaments.Washings can be mixed with the water of the liquid detergent and 98.9% (wt) that removes La Shui, 0.1% (wt) of 1% (wt).(2) washings on the water flush away ornaments after the ultrasonic degreasing.(3) will put into electrolyzer to gold ornaments and carry out electrochemical degreasing.Used electrolytic solution can stay 1 alkaline electrolyte for hydrogeneous sodium oxide 10-209/l, yellow soda ash 20-309/l, tertiary sodium phosphate 20-30, utilize energising moment the hydrogen that produces on the electrode or oxygen bubbles to ornaments on the effect of tearing of oil film, make oil film become little oil droplet rapidly, and the mechanical agitation of utilizing bubble to rise, make greasy dirt thoroughly break away from the ornaments surface, with thorough removing greasy dirt.(4) washing is removed electrolytic solution and is reclaimed electrolytic solution, carries out in the pickling with dilute sulphuric acid then and the alkalescence of electrolytic solution.(5), obtaining wear resistance, the anti-oxidation performance on surface, and form the argenteous color and luster of entire body gold ornaments surface plating inscription.(6) advance ornaments and wash, to remove and to reclaim plating germanium electroplate liquid.(7) plate the black nail layer of one deck again on the ornaments surface with electroplating technology, form have black glossy gold ornaments.If the alloy of plating one deck gold and copper, the content difference according to copper then produces different redness.(8) will be the colour that obtains having black glossy or yellow, redness after the gold ornaments washing oven dry gold ornaments.For redness gold ornaments, before washing with the gold and silver protective material for example in the C1189 gold and silver protective material of triumphant Chemical Manufacture soak, to prevent copper discoloration.
2 one kinds of production technique of chromatic gold ornaments of embodiment, be the surface of metal ornaments coating, coating appearance part is covered with yellow Gold plated Layer or deceives the alloy layer of nail layer or Jin Yutong, forms silvery white and yellow or black, red alternate colour gold ornaments.Its production method can adopt brush-plating technique and electroplating technology to carry out.Its brush plating production process is as follows: (1) will be the gold ornaments ultrasonic degreasing.(2) wash with water.(3) electrochemical degreasing.(4) washing.(5) neutralize with sulfuric acid washing.(6) germanium is being plated on the gold ornaments surface.(7) washing and recovery electroplate liquid.(8) decorative pattern as required utilizes brush-plating technique of the prior art to form the alloy layer of Gold plated Layer or Jin Yutong on the ornaments surface.(9) washing back oven dry.Plating production process is as follows: (1) will be the gold ornaments ultrasonic degreasing.(2) water flush away washings.(3) electrochemical degreasing.(4) washing.(5) with in the sulfuric acid washing and the not alkaline electrolyte of complete flush away on the gold ornaments.(6) germanium is being plated on the gold ornaments surface.(7) washing and recovery plating germanium electroplate liquid.(8) decorative pattern as required is coated with insullac in the zone that gold ornaments is designed to white, for example is coated with nail varnish.(9) electrolysis is removed and is coated with the greasy dirt that attaches in the insullac process.(10) utilize electroplating technology gold-plated on gold ornaments, utilize various karat gold electroplate liquids, form and have golden yellow color and the silvery white chromatic pattern that constitutes.
Claims (7)
1, a kind of production technique of chromatic gold ornaments is having coating to an ornaments surface of making, and it is characterized in that: coating outward also all or local black nail layer or yellow Gold plated Layer, red gold and the copper alloy layer of being covered with.
2, a kind of production technique of chromatic gold ornaments is characterized in that, this method can comprise following process successively: (1) is to removing gold ornaments the grease on surface with ultrasonic cleaning; (2) washings on the water flush away gold ornaments; (3) use the electrochemical method oil removing; (4) washing; (5) carry out pickling with sulfuric acid; (6) gold ornaments surface plating germanium; (7) to gold ornaments being washed the flush away electroplate liquid after the plating inscription; (8) decorative pattern as required is being coated with insullac to the gold ornaments part; (9) electrolysis is removed and is coated with the greasy dirt that attaches in the insullac process; (10) alloy of or Jin Yutong gold-plated on gold ornaments with electric plating method; (11) slough insullac; (12) wash and dry.
3, according to claim 2 colored the production method of gold ornaments, it is characterized in that: behind the alloy of gold-plated and copper, also soak the gold and silver protective material.
4, a kind of colored the production method of gold ornaments, it is characterized in that this method comprises following process successively: (1) removes gold ornaments the grease on surface with ultrasonic cleaning; (2) the water flush away is the washings on the gold ornaments; (3) use the electrochemical method oil removing; (4) washing; (5) carry out pickling with sulfuric acid; (6) gold ornaments surface plating germanium; (7) plating is washed gold ornaments the flush away electroplate liquid behind the germanium; (8) decorative pattern as required utilizes brush plating to form Gold plated Layer or gold and copper alloy layer on the ornaments surface.(9) washing back oven dry.
5, according to claim 5 colored the production method of gold ornaments, it is characterized in that: behind the alloy of gold-plated and copper, also soak the gold and silver protective material.
6, a kind of colored the production method of gold ornaments, it is characterized in that this method comprises following process successively: (1) gold ornaments removes the grease on surface with ultrasonic cleaning; (2) the water flush away is the washings on the gold ornaments; (3) use the electrochemical method oil removing; (4) washing; (5) plating germanium; (6) washing; (7) gold-plated or the golden and copper alloy of gold ornaments surface black coating nail; (8) washing back oven dry.
7, according to claim 6 colored the production method of gold ornaments, it is characterized in that: behind the alloy of gold-plated and copper, also soak the gold and silver protective material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100894780A CN101255509A (en) | 2008-04-02 | 2008-04-02 | Production technique of chromatic gold ornaments |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100894780A CN101255509A (en) | 2008-04-02 | 2008-04-02 | Production technique of chromatic gold ornaments |
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| CN101255509A true CN101255509A (en) | 2008-09-03 |
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| CNA2008100894780A Pending CN101255509A (en) | 2008-04-02 | 2008-04-02 | Production technique of chromatic gold ornaments |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103510147A (en) * | 2013-10-30 | 2014-01-15 | 重庆大学 | Method for cleaning residual degreasant in inner cavity of metal product |
| CN104593845A (en) * | 2014-12-16 | 2015-05-06 | 海丰县龙兴机械科技有限公司 | Precious metal snowflake pattern manufacturing method |
| CN104588609A (en) * | 2014-12-16 | 2015-05-06 | 海丰县龙兴机械科技有限公司 | Novel precious metal snowflake pattern manufacturing method |
| CN104924827A (en) * | 2015-05-08 | 2015-09-23 | 河南梦祥纯银制品有限公司 | Manufacturing method of antiqued silver |
| CN105154947A (en) * | 2015-10-14 | 2015-12-16 | 左朝晖 | Electroplating process method for natural metallic ore |
| CN105249625A (en) * | 2015-11-02 | 2016-01-20 | 苏州市金星工艺镀饰有限公司 | Multi-color souvenir medal |
| CN107620096A (en) * | 2017-09-29 | 2018-01-23 | 佛山市春暖花开科技有限公司 | One kind layering electroplating process |
| CN107620095A (en) * | 2017-09-29 | 2018-01-23 | 佛山市春暖花开科技有限公司 | A kind of composite-layer metal electroplating process |
| CN110306217A (en) * | 2019-07-08 | 2019-10-08 | 深圳市甘露珠宝首饰有限公司 | Precious metal jewelry and its processing method |
| EP3604626A1 (en) | 2018-08-03 | 2020-02-05 | COVENTYA S.p.A. | Electroplating bath for depositing a black alloy, method for the electrochemical deposition of a black alloy on a substrate, a black alloy and an article coated with such black alloy |
| CN110791758A (en) * | 2019-11-27 | 2020-02-14 | 衡阳市晋宏精细化工有限公司 | Portable jewelry gilding device |
| CN110965088A (en) * | 2019-08-27 | 2020-04-07 | 周大福珠宝金行（深圳）有限公司 | Ancient restoring process of gold and ancient restoring gold |
-
2008
- 2008-04-02 CN CNA2008100894780A patent/CN101255509A/en active Pending
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103510147B (en) * | 2013-10-30 | 2015-11-18 | 重庆大学 | A kind ofly wash the method that metal products inner chamber remains grease-removing agent |
| CN103510147A (en) * | 2013-10-30 | 2014-01-15 | 重庆大学 | Method for cleaning residual degreasant in inner cavity of metal product |
| CN104593845A (en) * | 2014-12-16 | 2015-05-06 | 海丰县龙兴机械科技有限公司 | Precious metal snowflake pattern manufacturing method |
| CN104588609A (en) * | 2014-12-16 | 2015-05-06 | 海丰县龙兴机械科技有限公司 | Novel precious metal snowflake pattern manufacturing method |
| CN104593845B (en) * | 2014-12-16 | 2015-10-21 | 海丰县龙兴机械科技有限公司 | A kind of precious metal snowflake line manufacture method |
| CN104924827B (en) * | 2015-05-08 | 2018-05-08 | 河南梦祥纯银制品有限公司 | A kind of silver-colored production method modelled after an antique |
| CN104924827A (en) * | 2015-05-08 | 2015-09-23 | 河南梦祥纯银制品有限公司 | Manufacturing method of antiqued silver |
| CN105154947A (en) * | 2015-10-14 | 2015-12-16 | 左朝晖 | Electroplating process method for natural metallic ore |
| CN105249625A (en) * | 2015-11-02 | 2016-01-20 | 苏州市金星工艺镀饰有限公司 | Multi-color souvenir medal |
| CN107620096A (en) * | 2017-09-29 | 2018-01-23 | 佛山市春暖花开科技有限公司 | One kind layering electroplating process |
| CN107620095A (en) * | 2017-09-29 | 2018-01-23 | 佛山市春暖花开科技有限公司 | A kind of composite-layer metal electroplating process |
| EP3604626A1 (en) | 2018-08-03 | 2020-02-05 | COVENTYA S.p.A. | Electroplating bath for depositing a black alloy, method for the electrochemical deposition of a black alloy on a substrate, a black alloy and an article coated with such black alloy |
| WO2020025448A1 (en) | 2018-08-03 | 2020-02-06 | Coventya S.P.A. | Electroplating bath for depositing a black alloy, method for the electrochemical deposition of a black alloy on a substrate, a black alloy and an article coated with such black alloy |
| CN110306217A (en) * | 2019-07-08 | 2019-10-08 | 深圳市甘露珠宝首饰有限公司 | Precious metal jewelry and its processing method |
| CN110965088A (en) * | 2019-08-27 | 2020-04-07 | 周大福珠宝金行（深圳）有限公司 | Ancient restoring process of gold and ancient restoring gold |
| CN110791758A (en) * | 2019-11-27 | 2020-02-14 | 衡阳市晋宏精细化工有限公司 | Portable jewelry gilding device |
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Open date: 20080903 |