CN107190285A - A kind of hard golden production technologies of 3D - Google Patents
A kind of hard golden production technologies of 3D Download PDFInfo
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- CN107190285A CN107190285A CN201710451878.0A CN201710451878A CN107190285A CN 107190285 A CN107190285 A CN 107190285A CN 201710451878 A CN201710451878 A CN 201710451878A CN 107190285 A CN107190285 A CN 107190285A
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- Prior art keywords
- electroforming
- wax
- mother matrix
- production technologies
- golden production
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D1/00—Electroforming
- C25D1/003—3D structures, e.g. superposed patterned layers
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- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
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- Organic Chemistry (AREA)
Abstract
The invention discloses a kind of hard golden production technologies of 3D, including：Make mother matrix；Mother matrix is cleaned；Ensure that the gold content of the electroforming solution in electroforming cylinder is more than setting value；On the wobble-member that mother matrix is suspended on to electroforming cylinder, mother matrix is set to be rotated during electroforming with wobble-member；Electroforming is completed, and is played cylinder, is discharged wax mouthful from electroforming part；Fetch water mill；Paraffin removal, fried acid, the removal of impurity.Mother matrix is cleaned, is mixed into so as to evade impurity in electroformed layer, the purity of electroformed layer is improved before mother matrix enters cylinder in the hard golden production technologies of 3D in the present invention.In addition, be ensure that in the hard gold process of 3D in the present invention before electroforming has sufficient electroforming solution in electroforming cylinder, so as to improve the uniformity of electroforming part.Secondly, during electroforming, mother matrix is rotated with wobble-member, so not only accelerates electroforming velocity while further improves the uniformity of electroforming part.
Description
Technical field
The present invention relates to the hard golden collar domains of 3D, more specifically to a kind of hard golden production technologies of 3D.
Background technology
The hard gold of 3D is mainly produced by electroforming pattern.Mother matrix is placed in electroforming cylinder, with the progress of electroforming,
Electroformed layer is formed on mother matrix, the electroformed layer is 3D hard gold layer, mother matrix finally takes out to form 3D firmly golden.But, it is firmly golden in 3D
Production process in, there is electroforming time length, the drawbacks of electroformed layer is uneven.In addition, the impurity carried on mother matrix can influence 3D
The purity of hard gold.
Therefore, a kind of hard golden production technologies of 3D how to be designed, electroforming velocity is can speed up, improve electroformed layer the uniformity and
Purity, is those skilled in the art's critical problem urgently to be resolved hurrily.
The content of the invention
It is an object of the invention to provide a kind of hard golden production technologies of 3D, the technique can speed up electroforming velocity, while can also
Enough improve the uniformity and purity of electroformed layer.
To reach above-mentioned purpose, the present invention provides following technical scheme：
A kind of hard golden production technologies of 3D, including：
S1：Make mother matrix；
S2：Mother matrix is cleaned；
S3：Ensure that the gold content of the electroforming solution in electroforming cylinder is more than setting value；
S4：On the wobble-member that mother matrix is suspended on to electroforming cylinder, mother matrix is set to be rotated during electroforming with wobble-member；
S5：Electroforming is completed, and is played cylinder, is discharged wax mouthful from electroforming part；
S6：Fetch water mill；
S7：Paraffin removal, fried acid, the removal of impurity.
Preferably, the setting value in the step S3 is 3000 grams.
Preferably, the step S6 is specifically included：
Polishing position, sand grains is first ground off with steel pointing, then press polish is flattened；
Drawn lines using agate point.
Preferably, " paraffin removal " in the step S7 is specifically included：
S71：Electroforming part is put into steaming wax machine and carries out steaming wax；
S72：Wax removing agent is put into ultrasonic solution；
S73：Electroforming part is put into ultrasonic wave and carries out paraffin removal.
Preferably, " removal of impurity " in the step S7 be specially：The electroforming part of fried good acid is put into ultrasonic wave and carried out
The removal of impurity.
Preferably, also comprise the following steps after the step S7：
S8：Goods is washed, by electroforming part wash clean, the removal of impurity in ultrasonic wave is placed into；
S9：Spraying steam is carried out to electroforming part；
S10：Overdo, electroforming part is dryouied using firelock is fired, is put into afterwards in baking box.
Preferably, the step S1 is specifically included：
S11：Make wax-pattern；
S12：Repair wax-pattern；
S13：Silver paste is applied on wax-pattern.
Preferably, the step S11 specifically includes following steps：
S111：Make carton；
S112：Wax stone is bonded at carton bottom, mouth of a river post is connected on model, wax stone is connected with mouth of a river post；
S113：To the built-in silica gel of carton；
S114：Solidify silica gel；
S115：Come unglued mould, sampling plate；
S116：Rubber-coating module；
S117：Fill wax；
S118：Take wax-pattern.
Preferably, step is also included between step S113 and step S114：Vacuum cover is covered on carton, carton is taken out
Vacuum；Also include step between the step S117 and step S118：Vacuum cover is covered on rubber moulding, rubber moulding inside is carried out
Vacuumize.
Preferably, the step S12 is specifically included：Repair a die line, repair burr, repair the husky hole of bubble.
It can be seen from the above technical proposal that entering in the present invention in the hard golden production technologies of 3D before mother matrix enters cylinder to mother matrix
Cleaning is gone, has been mixed into so as to evade impurity in electroformed layer, improves the purity of electroformed layer.In addition, the hard metal working of 3D in the present invention
It ensure that there is sufficient electroforming solution in electroforming cylinder before electroforming in skill, so as to improve the uniformity of electroforming part.Secondly, in electricity
During casting, mother matrix is rotated with wobble-member, so not only accelerates electroforming velocity while further improves electricity
The uniformity of casting.
Brief description of the drawings
Scheme in order to illustrate the embodiments of the present invention more clearly, below by using required for described in embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ability
For field technique personnel, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
The 3D gold production technological process firmly that Fig. 1 provides for a specific embodiment of the invention；
The process chart for the wax-pattern processed that Fig. 2 provides for a specific embodiment of the invention.
Embodiment
The invention discloses a kind of hard golden production technologies of 3D, the technique can speed up electroforming velocity, while can also improve
The uniformity and purity of electroformed layer.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Base
In embodiments of the invention, those of ordinary skill in the art obtained on the premise of creative work is not made it is all its
Its embodiment, belongs to the scope of protection of the invention.
In a specific embodiment of the invention, the hard golden production technologies of 3D comprise the following steps：
S1：Make mother matrix.
Mother matrix is located in the electroplate liquid of plating cylinder, and the metallic atom on anode is surrendered electronics and entered as positive metal ion
In electroplate liquid, positive metal ion obtains electronics on negative electrode mother matrix and deposits and be plated on mother matrix as metallic atom, long and long
It, can form electroformed layer part on mother matrix.
S2：Mother matrix is cleaned.
After mastering is good, before cylinder is entered, the impurity on mother matrix is rinsed out with pure water.This makes it possible to evade impurity
It is mixed into electroforming part, influences the purity of electroforming part.
S3：Ensure that the gold content of the electroforming solution in electroforming cylinder is more than setting value.
If the gold content of the electroforming solution in electroforming cylinder is too low, then will be uneven in the electroformed layer of mother matrix formation.Cause
This, will check whether the gold content of electroforming solution in electroforming cylinder is more than setting value before electroforming, if less than setting value it is necessary to
Increase gold salt in electroforming solution.
S4：On the wobble-member that mother matrix is suspended on to electroforming cylinder, mother matrix is set to be rotated during electroforming with wobble-member.
Be located at compared to mother matrix in the prior art it is fixed in electroforming solution, the electroforming solution of rotation can speed up metal just from
Son it is travelling, and positive metal ions can be made equably to deposit be plated on mother matrix.Therefore, mother matrix is suspended in this step
On the wobble-member of electroforming cylinder.Button is pressed, wobble-member will drive mother matrix to rotate.
S5：Electroforming is completed, and is played cylinder, is discharged wax mouthful from electroforming part.
After the completion of electroforming, electroforming part is taken out out of electroforming cylinder, wax mouthful is discharged from electroforming part afterwards, beneficial to the clear of wax-pattern
Remove.
S6：Fetch water mill.
Mill of fetching water is exactly that polishing position is carried out to electroforming part and is drawn lines.
S7：Paraffin removal, fried acid, the removal of impurity.
The post-processings such as paraffin removal, fried acid, the removal of impurity are finally carried out to electroforming part.
Mother matrix is cleaned, before mother matrix enters cylinder so as to evade impurity in the hard golden production technologies of 3D in the present embodiment
It is mixed into electroformed layer, improves the purity of electroformed layer.In addition, ensure that electricity before electroforming in the hard gold process of 3D in the present embodiment
Casting has sufficient electroforming solution in cylinder, so as to improve the uniformity of electroforming part.Secondly, during electroforming, mother matrix be with
Wobble-member rotation, so not only electroforming velocity is accelerated while further improves the uniformity of electroforming part.
In a specific embodiment of the invention, will be above-mentioned in setting value be preferably 3000 grams.Typically larger than 3000 grams i.e.
The gold content for being considered as electroplate liquid is sufficient, and the gold content for being considered as electroplate liquid less than 3000 grams is not enough.
In a specific embodiment of the invention, it is above-mentioned in step S6 fetch water mill, specifically include：Polishing position, operator is first
The sand grains on electroforming part is ground off first with steel pointing, recycles steel pressure press polish to flatten afterwards；Draw lines, operator's hand when drawing lines
Agate is held, electroforming part is drawn lines using agate point.
In a specific embodiment of the invention, it is above-mentioned in step S7 in " paraffin removal " technique specifically include following steps：
S71：Electroforming part is put into steaming wax machine and carries out steaming wax.
Water opening in wax machine to be steamed, electroforming part is put into steaming wax machine, generally steamed 3-5 minutes.
S72：Wax removing agent is put into ultrasonic liquid.
The present embodiment is to carry out paraffin removal to electroforming part using ultrasonic wave.In advance wax removing agent is put into ultrasonic liquid.
S73：Electroforming part is put into ultrasonic wave and carries out paraffin removal.
Finally electroforming part is put into ultrasonic wave and carries out paraffin removal.
In a specific embodiment of the invention, it is above-mentioned in step S7 in the removal of impurity carry out removal of impurities particular by ultrasonic wave
Matter.
In a specific embodiment of the invention, in step S7：Also comprise the following steps after paraffin removal, fried acid, the removal of impurity：
S8：Goods is washed, by electroforming part wash clean, the removal of impurity in ultrasonic wave is placed into.
This step is after the removal of impurity is carried out to electroforming part, after wash clean, to carry out second of ultrasonic wave removal of impurity.
S9：Spraying steam is carried out to electroforming part.
Spraying steam is carried out to the electroforming part cleaned up using steam engine.
S10：Overdo, electroforming part is dryouied using firelock is fired, is put into afterwards in baking box.
In this step, electroforming part is placed on anti-guncotton first, the right hand takes rifle afterwards, left hand ignites fire by lighter
Rifle, the appropriate duration and degree of heating is transferred to by firelock, and electroforming part is dryouied, and baking box is put into afterwards roasting 10 minutes.
In a specific embodiment of the invention, above-mentioned middle step S1：Mother matrix is made, following steps are specifically included：
S11：Make wax-pattern；
S12：Repair wax-pattern；
S13：Silver paste is applied on wax-pattern, mother matrix is so far obtained.
Further, the process of step S11 making wax-pattern comprises the following steps：
S111：Make carton.
S112：Wax stone is bonded at carton bottom, mouth of a river post is connected on model, wax stone is connected with mouth of a river post.
The connection of mouth of a river post and wax stone can be realized by flatiron.In addition, if being that raised table avoids the need for mouth of a river post, directly
Connect and model is bonded at carton bottom.
S113：To the built-in silica gel of carton.
S114：Solidify silica gel.Rubber moulding, which is placed, can complete solidification for 6-8 hours.
S115：Come unglued mould, sampling plate.Carton outside the rubber moulding solidified is torn, according to the shape of model inside rubber moulding
Shape, breaks rubber moulding with scalpel, and internal model is taken out.Rubber moulding can be cleaned afterwards, using air gun by glue
The divine force that created the universe such as broken wax of residual is cleaned out in mould, and three-dimensional rubber moulding, which must be broken into two with one's hands, to be blown.Wax is heated to 160 DEG C or so afterwards, by glue
Mould is heated to 70 DEG C or so.
S116：Rubber-coating module.By the rubber moulding heated take out be placed on table top, the opening section of rubber moulding is coincide, then with seal
Case glue is sealed.
S117：Tank wax.If goods of furniture for display rather than for use, the wax liquor heated is poured into rubber moulding；If hang picture, by rubber moulding just towards
On gently slip into the basin equipped with wax liquor.
S118：Take wax-pattern.If goods of furniture for display rather than for use, the sealing on rubber moulding surface is cut open, afterwards using scalpel rubber moulding top
Mouth of a river wax take out, then gently rubber moulding broken into two with one's hands, wax-pattern taken out, mouth of a river post is cut；It is if hanging picture, rubber moulding is gently curved
Song, wax-pattern is taken out.
In a specific embodiment of the invention, step is additionally arranged between step S113 and step S114：By vacuum cover lid
On carton, carton is vacuumized, it is therefore an objective to prevent there is bubble generation in silica gel；Set up between step S117 and step S118
Step：Vacuum cover is covered on rubber moulding, rubber moulding inside is vacuumized, it is therefore an objective to prevents there is bubble generation in wax liquor.
In a specific embodiment of the invention, it is above-mentioned in step S12：Wax-pattern is repaiied, following steps are specifically included：Repair a die
Line：Left hand takes goods, and the right hand takes knife.For personage, the Chinese zodiac, first bottom equating, loft is then followed always from bottom loft root
Repair down, the thick place of loft first must add wax with electric hot plate and flatiron and plate, smooth surface is larger to be slided with file smoothing, cavetto；
Repair burr：Same left hand takes knife, and the right hand takes goods.Batch peak of surrounding is first repaiied, batch peak and borehole position of centre is then repaiied；
Repair the husky hole of bubble：Steam bubble is opened with soldering iron tip is molten, larger being melted with flatiron of steam bubble is opened and then add wax again, and husky hole can be straight
Connect and add wax and mend.Repaired again with repairing wax spatula.
The described above of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.It is right
A variety of modifications of these embodiments will be apparent for those skilled in the art, and as defined herein one
As principle can realize in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention will
It will not be intended to be limited to the embodiments shown herein, and be to fit to consistent with principles disclosed herein and features of novelty
Most wide scope.
Claims (10)
1. a kind of hard golden production technologies of 3D, it is characterised in that including：
S1：Make mother matrix；
S2：Mother matrix is cleaned；
S3：Ensure that the gold content of the electroforming solution in electroforming cylinder is more than setting value；
S4：On the wobble-member that mother matrix is suspended on to electroforming cylinder, mother matrix is set to be rotated during electroforming with wobble-member；
S5：Electroforming is completed, and is played cylinder, is discharged wax mouthful from electroforming part；
S6：Fetch water mill；
S7：Paraffin removal, fried acid, the removal of impurity.
2. the hard golden production technologies of 3D according to claim 1, it is characterised in that the setting value in the step S3 is 3000
Gram.
3. the hard golden production technologies of 3D according to claim 1, it is characterised in that the step S6 is specifically included：
Polishing position, sand grains is first ground off with steel pointing, then press polish is flattened；
Drawn lines using agate point.
4. the hard golden production technologies of 3D according to claim 1, it is characterised in that " paraffin removal " in the step S7 is specifically wrapped
Include：
S71：Electroforming part is put into steaming wax machine and carries out steaming wax；
S72：Wax removing agent is put into ultrasonic solution；
S73：Electroforming part is put into ultrasonic wave and carries out paraffin removal.
5. the hard golden production technologies of 3D according to claim 1, it is characterised in that " removal of impurity " in the step S7 is specific
For：The electroforming part of fried good acid is put into ultrasonic wave and carries out the removal of impurity.
6. the hard golden production technologies of 3D according to claim 1, it is characterised in that also include following step after the step S7
Suddenly：
S8：Goods is washed, by electroforming part wash clean, the removal of impurity in ultrasonic wave is placed into；
S9：Spraying steam is carried out to electroforming part；
S10：Overdo, electroforming part is dryouied using firelock is fired, is put into afterwards in baking box.
7. the hard golden production technologies of 3D according to claim 1, it is characterised in that the step S1 is specifically included：
S11：Make wax-pattern；
S12：Repair wax-pattern；
S13：Silver paste is applied on wax-pattern.
8. the hard golden production technologies of 3D according to claim 7, it is characterised in that the step S11 specifically includes following step
Suddenly：
S111：Make carton；
S112：Wax stone is bonded at carton bottom, mouth of a river post is connected on model, wax stone is connected with mouth of a river post；
S113：To the built-in silica gel of carton；
S114：Solidify silica gel；
S115：Come unglued mould, sampling plate；
S116：Rubber-coating module；
S117：Fill wax；
S118：Take wax-pattern.
9. the hard golden production technologies of 3D according to claim 8, it is characterised in that between step S113 and step S114 also
Including step：Vacuum cover is covered on carton, carton is vacuumized；Also include step between the step S117 and step S118
Suddenly：Vacuum cover is covered on rubber moulding, rubber moulding inside is vacuumized.
10. the hard golden production technologies of 3D according to claim 7, it is characterised in that the step S12 is specifically included：Repair a die
Line, repair burr, repair the husky hole of bubble.
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| CN201710451878.0A CN107190285A (en) | 2017-06-15 | 2017-06-15 | A kind of hard golden production technologies of 3D |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108464587A (en) * | 2018-03-21 | 2018-08-31 | 深圳市金宝盈文化股份有限公司 | A kind of hard gold process of illusion-colour jewelry piece |
| CN109183080A (en) * | 2018-10-26 | 2019-01-11 | 浙江明牌珠宝科技有限公司 | A kind of hard gold process of 3D |
| CN109512103A (en) * | 2019-01-07 | 2019-03-26 | 深圳市馨雅珠宝首饰有限公司 | A kind of 3D is firmly golden to assemble jewellery and production technology |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5496440A (en) * | 1978-01-17 | 1979-07-30 | Nippon Kinzoku Kougei Kenkiyuu | Production of three dimensional metal articles |
| US5393405A (en) * | 1993-12-01 | 1995-02-28 | Ultralite Technology Incorporated | Method of electroforming a gold jewelry article |
| CN1865515A (en) * | 2006-04-12 | 2006-11-22 | 吴建明 | Improvement of gold electroforming process |
| CN101240436A (en) * | 2007-04-06 | 2008-08-13 | 中山火炬职业技术学院 | Gold electroforming technique |
| CN101560676A (en) * | 2009-04-24 | 2009-10-21 | 武汉金凰珠宝股份有限公司 | Method for electroforming hard gold product |
| CN101810387A (en) * | 2009-12-11 | 2010-08-25 | 深圳市意地亚珠宝首饰设计有限公司 | Technical for manufacturing jewelry by using hard gold |
| CN103243374A (en) * | 2012-02-06 | 2013-08-14 | 昆山允升吉光电科技有限公司 | Method capable of effectively increasing quality of electroforming plate |
| CN104562096A (en) * | 2015-01-06 | 2015-04-29 | 福州小神龙表业技术研发有限公司 | Production process of hard-gold jewelry |
| CN104593831A (en) * | 2015-01-26 | 2015-05-06 | 黄盛平 | Method for producing watch by virtue of 3D noble metal technique |
-
2017
- 2017-06-15 CN CN201710451878.0A patent/CN107190285A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5496440A (en) * | 1978-01-17 | 1979-07-30 | Nippon Kinzoku Kougei Kenkiyuu | Production of three dimensional metal articles |
| US5393405A (en) * | 1993-12-01 | 1995-02-28 | Ultralite Technology Incorporated | Method of electroforming a gold jewelry article |
| CN1865515A (en) * | 2006-04-12 | 2006-11-22 | 吴建明 | Improvement of gold electroforming process |
| CN101240436A (en) * | 2007-04-06 | 2008-08-13 | 中山火炬职业技术学院 | Gold electroforming technique |
| CN101560676A (en) * | 2009-04-24 | 2009-10-21 | 武汉金凰珠宝股份有限公司 | Method for electroforming hard gold product |
| CN101810387A (en) * | 2009-12-11 | 2010-08-25 | 深圳市意地亚珠宝首饰设计有限公司 | Technical for manufacturing jewelry by using hard gold |
| CN103243374A (en) * | 2012-02-06 | 2013-08-14 | 昆山允升吉光电科技有限公司 | Method capable of effectively increasing quality of electroforming plate |
| CN104562096A (en) * | 2015-01-06 | 2015-04-29 | 福州小神龙表业技术研发有限公司 | Production process of hard-gold jewelry |
| CN104593831A (en) * | 2015-01-26 | 2015-05-06 | 黄盛平 | Method for producing watch by virtue of 3D noble metal technique |
Non-Patent Citations (1)
| Title |
|---|
| 袁军平 等: "《流行饰品材料及生产工艺》", 31 January 2009 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108464587A (en) * | 2018-03-21 | 2018-08-31 | 深圳市金宝盈文化股份有限公司 | A kind of hard gold process of illusion-colour jewelry piece |
| CN109183080A (en) * | 2018-10-26 | 2019-01-11 | 浙江明牌珠宝科技有限公司 | A kind of hard gold process of 3D |
| CN109512103A (en) * | 2019-01-07 | 2019-03-26 | 深圳市馨雅珠宝首饰有限公司 | A kind of 3D is firmly golden to assemble jewellery and production technology |
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Application publication date: 20170922 |