CN1820677A - Method for producing holographic souvenir coin - Google Patents
Method for producing holographic souvenir coin Download PDFInfo
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- CN1820677A CN1820677A CN 200610025289 CN200610025289A CN1820677A CN 1820677 A CN1820677 A CN 1820677A CN 200610025289 CN200610025289 CN 200610025289 CN 200610025289 A CN200610025289 A CN 200610025289A CN 1820677 A CN1820677 A CN 1820677A
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- electroforming
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- holographic
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Abstract
The method of producing holographic souvenir coin features the relief text and graph casting die making including dynamic digital holographic pattern metal casting die making. The method includes the following steps: 1. making dynamic digital holographic photoresist mother plate through shooting record and developing treatment in a holographic photoetching equipment and chemical silver plating; 2. continuous electroforming inside electroforming nickel amino sulfonate solution to certain thickness; 3. grinding to flatten the surface deposited nickel layer, cleaning and separating demolding; 4. cleaning, activating and deactivating the demolded metal nickel template, further electroforming and re-grinding; and 5. wire electrode cutting the profile and electroforming in the casting die cavity. The souvenir coin thus production has even high ornamental value.
Description
Technical field
The present invention relates to a kind of preparation method of holographic souvenir coin, belong to die cast metal, laser hologram and micro-nano retrofit technical field.
Background technology
Commemorative coin has special viewing and admiring and reserve value, along with development of market economy, at various great festival activities, critical event, personage's souvenir, the various collection sights of national governments, municipal corporation and non-government organization's distribution, artistry and reserve value are the commemorative coin of one.Develop various have obviously view and admire with reserve value, be full of combine together the pure noble metal holographic souvenir coin of feature of epoch new and high technology and artistry, open up new commemorative coin market value, satisfy people to material and inspirit culture product, and the collection demand of high-grade precious metal jewelry.For example, the Beijing2008 Olympic Games series metal holographic souvenir coin and the high-grade metal commemorative coin of Shanghai 2010 Expos that have collection and art value for China's Development of New Generation.
As everyone knows, common commemorative coin generally adopt specific metal material through the die casting machine punch forming, through the finish processing on appearance surface as polishing, electroplate gold and silver decoration coating and form; Also can adopt specific metal material idiosome material to form pictorial pattern, text in relief, process as polish, electroplate certain thickness gold and silver decoration coating through the finish of outer surface again through the surface light etching.The key technology of its making is: the picture and text relief die of metal idiosome material, die cast metal and microdiecast technology.This class commemorative coin does not have the visual effect of color change under light, because die casting is made simply, be easier to be copied.
Summary of the invention
The objective of the invention is in order to overcome existing commemorative coin manufacture method simple, the shortcoming that under light, does not have the visual effect of color change and be easier to be copied, provide a kind of with kinetic digital hologram figure rheo-die-casting lucuriant in design at noble metal commemorative coin material surface, under light, have the commemorative coin preparation method of the visual effect of color change.
Technical scheme of the present invention is: a kind of holographic souvenir coin preparation method, the art design and the structural design of commemorative coin; Metal idiosome profile machining, surface finishing polishing; The relief text and graph die casting is made; Die cast; The back is decorated and is handled; Finished product packing; It is characterized in that also comprise kinetic digital hologram pattern die cast metal Mold Making processing in relief text and graph die casting making processing, its method step is:
1, the photoresist mother matrix obtains kinetic digital hologram photoresist mother matrix in kinetic digital hologram photoetching platemaking equipment photographs record, photoresist mother matrix development treatment, prepares through the chemical silvering conductive layer;
2, holographic lithography glue mother matrix is installed on the special electroforming anchor clamps, is placed in the nickel sulfamic acid solution electroforming continuously then and reaches and be at least 0.5 millimeter thickness;
3, on the flat surface grinding process equipment, be benchmark, to having reached the grinding of certain thickness electroformed nickel sedimentary deposit surface evening on the electroforming anchor clamps, clean then, separated demolding with special electroforming fixture datum;
4, the original metal nickel template matrix after the demoulding is placed on another electroforming anchor clamps, after surface clean, activation and passivation, put in high rigidity, the low stress nickel sulfamic acid electroforming solution, continue electroforming and reach 2 millimeters more than the thickness, and the electroformed nickel laminar surface of deposition is flattened grinding;
5, after the trim line cutting, insert voltage supply casting usefulness in the existing die casting machine die casting die cavity.
The art of described commemorative coin designs and structural design adopts design of computer plan view image and kinetic digital hologram coding to handle the processing of making of metal commemorative coin relief text and graph and die casting; This method mainly adopts the commemorative coin 3D relief text and graph data of computer design, processing rigid die cast metal mould on the three-dimensional high speed and precision milling of numerical control 3D equipment, finish the precision engraving of commemorative coin relief text and graph die casting, used hard metal die casting idiosome material is a chromium tungsten manganese carbide alloy, through sharp processing, the surface rubbing down, high speed milling engraving commemorative coin picture and text negative and positive embossment is opposite, corresponding 3D relief text and graph pattern, surface sclerosis modifier treatment, reach the appearance and size and the relief surface structure of regulation, die casting is after modified the matter of hardening, at least reach more than the HRc62, surface smoothness reaches the regulation requirement.
The invention has the beneficial effects as follows kinetic digital hologram figure rheo-die-casting lucuriant in design at noble metal commemorative coin material surface, make commemorative coin have more the characteristic that sight, the current new and high technology of collection and artistry combine together.
The specific embodiment
The preparation method of holographic souvenir coin is made up of following step: 1, design of the art of commemorative coin and structural design; 2, the machining of metal commemorative coin idiosome profile, surface finishing polishing; 3, metal commemorative coin relief text and graph die casting is made processing, comprises the kinetic digital hologram pattern die cast metal Mold Making that the present invention proposes; 4, the die cast of holographic souvenir coin; 5, holographic souvenir coin is decorated post processing; 6, holographic souvenir coin finished product packing.The characteristics of this method are kinetic digital hologram pattern die cast metal mould making methods: the photoresist mother matrix is taken record in kinetic digital hologram photoetching plate-making, photoresist mother matrix development treatment obtains kinetic digital hologram photoresist mother matrix, prepare through the chemical silvering conductive layer, holographic lithography glue mother matrix is installed on the special electroforming anchor clamps, being placed in the nickel sulfamic acid solution continuously, electroforming reaches certain thickness, as be at least 0.5 millimeter, on the flat surface grinding process equipment, be benchmark with special electroforming fixture datum, to having reached the grinding of certain thickness electroformed nickel sedimentary deposit surface evening on the electroforming anchor clamps, clean then, separated demolding.Original metal nickel template matrix after the demoulding is placed on another electroforming anchor clamps, after surface clean, activation and passivation, put into high rigidity of the present invention, low stress nickel sulfamic acid electroforming solution, continue electroforming and reach more than 2 millimeters, reach more than the HRc52 at least.And electroformed nickel laminar surface leveling grinding to depositing.Another characteristics of this method are that the art of commemorative coin designs and structural design, adopts design of computer plan view image and kinetic digital hologram coding to handle the processing of making of metal commemorative coin relief text and graph and die casting; This method mainly adopts the commemorative coin 3D relief text and graph data of computer design, processing rigid die cast metal mould on the three-dimensional high speed and precision milling of numerical control 3D equipment, finish the precision engraving of commemorative coin relief text and graph die casting, used hard metal die casting idiosome material is a chromium tungsten manganese carbide alloy, through sharp processing, the surface rubbing down, high speed milling engraving commemorative coin picture and text negative and positive embossment is opposite, corresponding 3D relief text and graph pattern, surface sclerosis modifier treatment, reach the appearance and size and the relief surface structure of regulation, die casting is after modified the matter of hardening, at least reach more than the HRc62, surface smoothness reaches the regulation requirement.
Claims (2)
1, a kind of holographic souvenir coin preparation method, method step is: the art design and the structural design of commemorative coin; Metal idiosome profile machining, surface finishing polishing; The relief text and graph die casting is made; Die cast; The back is decorated and is handled; Finished product packing; It is characterized in that also comprise kinetic digital hologram pattern die cast metal Mold Making processing in relief text and graph die casting making processing, its method step is:
(1) the photoresist mother matrix obtains kinetic digital hologram photoresist mother matrix in kinetic digital hologram photoetching platemaking equipment photographs record, photoresist mother matrix development treatment, prepares through the chemical silvering conductive layer;
(2) holographic lithography glue mother matrix is installed on the special electroforming anchor clamps, is placed in the nickel sulfamic acid solution electroforming continuously then and reaches and be at least 0.5 millimeter thickness;
(3) on the flat surface grinding process equipment, be benchmark, to having reached the grinding of certain thickness electroformed nickel sedimentary deposit surface evening on the electroforming anchor clamps, clean then, separated demolding with special electroforming fixture datum;
(4) the original metal nickel template matrix after the demoulding is placed on another electroforming anchor clamps, after surface clean, activation and passivation, put in high rigidity, the low stress nickel sulfamic acid electroforming solution, continue electroforming and reach 2 millimeters more than the thickness, and the electroformed nickel laminar surface of deposition is flattened grinding;
(5) after the trim line cutting, insert voltage supply casting usefulness in the existing die casting machine die casting die cavity.
2, a kind of holographic souvenir coin preparation method according to claim 1, it is characterized in that, the art of described commemorative coin designs and structural design adopts design of computer plan view image and kinetic digital hologram coding to handle the processing of making of metal commemorative coin relief text and graph and die casting; This method mainly adopts the commemorative coin 3D relief text and graph data of computer design, processing rigid die cast metal mould on the three-dimensional high speed and precision milling of numerical control 3D equipment, finish the precision engraving of commemorative coin relief text and graph die casting, used hard metal die casting idiosome material is a chromium tungsten manganese carbide alloy, through sharp processing, the surface rubbing down, high speed milling engraving commemorative coin picture and text negative and positive embossment is opposite, corresponding 3D relief text and graph pattern, surface sclerosis modifier treatment, reach the appearance and size and the relief surface structure of regulation, die casting is after modified the matter of hardening, at least reach more than the HRc62, surface smoothness reaches the regulation requirement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610025289 CN1820677A (en) | 2006-03-30 | 2006-03-30 | Method for producing holographic souvenir coin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610025289 CN1820677A (en) | 2006-03-30 | 2006-03-30 | Method for producing holographic souvenir coin |
Publications (1)
| Publication Number | Publication Date |
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| CN1820677A true CN1820677A (en) | 2006-08-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610025289 Pending CN1820677A (en) | 2006-03-30 | 2006-03-30 | Method for producing holographic souvenir coin |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105270012A (en) * | 2014-07-25 | 2016-01-27 | 深圳市金宝盈珠宝首饰有限公司 | Ultrathin gold and silver comemorative note with anti-counterfeiting function and manufacturing method of note |
| CN108115270A (en) * | 2018-01-12 | 2018-06-05 | 深圳市联合蓝海科技开发有限公司 | The processing method of metal surface and the method for preparing alloy mold base |
-
2006
- 2006-03-30 CN CN 200610025289 patent/CN1820677A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105270012A (en) * | 2014-07-25 | 2016-01-27 | 深圳市金宝盈珠宝首饰有限公司 | Ultrathin gold and silver comemorative note with anti-counterfeiting function and manufacturing method of note |
| CN108115270A (en) * | 2018-01-12 | 2018-06-05 | 深圳市联合蓝海科技开发有限公司 | The processing method of metal surface and the method for preparing alloy mold base |
| CN108115270B (en) * | 2018-01-12 | 2019-01-25 | 深圳市联合蓝海科技开发有限公司 | The processing method of metal surface and the method for preparing alloy mold base |
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