CN117822060A - 6D hard metal processing technology - Google Patents
6D hard metal processing technology Download PDFInfo
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- CN117822060A CN117822060A CN202311805534.7A CN202311805534A CN117822060A CN 117822060 A CN117822060 A CN 117822060A CN 202311805534 A CN202311805534 A CN 202311805534A CN 117822060 A CN117822060 A CN 117822060A
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 17
- 239000002184 metal Substances 0.000 title claims abstract description 17
- 238000005516 engineering process Methods 0.000 title abstract description 13
- 239000000956 alloy Substances 0.000 claims abstract description 112
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 96
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 96
- 239000000741 silica gel Substances 0.000 claims abstract description 96
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 96
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims abstract description 52
- 229910052737 gold Inorganic materials 0.000 claims abstract description 52
- 239000010931 gold Substances 0.000 claims abstract description 52
- 239000002253 acid Substances 0.000 claims abstract description 39
- 238000000034 method Methods 0.000 claims abstract description 30
- 238000003825 pressing Methods 0.000 claims abstract description 23
- 238000009713 electroplating Methods 0.000 claims abstract description 16
- 238000004073 vulcanization Methods 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 32
- 238000001816 cooling Methods 0.000 claims description 24
- -1 PTFG Substances 0.000 claims description 14
- 238000005520 cutting process Methods 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 14
- 238000005498 polishing Methods 0.000 claims description 9
- 229910001152 Bi alloy Inorganic materials 0.000 claims description 8
- 229910001297 Zn alloy Inorganic materials 0.000 claims description 8
- PGTXKIZLOWULDJ-UHFFFAOYSA-N [Mg].[Zn] Chemical compound [Mg].[Zn] PGTXKIZLOWULDJ-UHFFFAOYSA-N 0.000 claims description 8
- JWVAUCBYEDDGAD-UHFFFAOYSA-N bismuth tin Chemical compound [Sn].[Bi] JWVAUCBYEDDGAD-UHFFFAOYSA-N 0.000 claims description 8
- 210000003298 dental enamel Anatomy 0.000 claims description 8
- 230000004927 fusion Effects 0.000 claims description 8
- 238000001746 injection moulding Methods 0.000 claims description 8
- 239000004696 Poly ether ether ketone Substances 0.000 claims description 7
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 claims description 7
- JUPQTSLXMOCDHR-UHFFFAOYSA-N benzene-1,4-diol;bis(4-fluorophenyl)methanone Chemical compound OC1=CC=C(O)C=C1.C1=CC(F)=CC=C1C(=O)C1=CC=C(F)C=C1 JUPQTSLXMOCDHR-UHFFFAOYSA-N 0.000 claims description 7
- 229920002530 polyetherether ketone Polymers 0.000 claims description 7
- 239000011347 resin Substances 0.000 claims description 7
- 229920005989 resin Polymers 0.000 claims description 7
- 238000007689 inspection Methods 0.000 claims description 6
- 230000007797 corrosion Effects 0.000 claims description 4
- 238000005260 corrosion Methods 0.000 claims description 4
- 238000005554 pickling Methods 0.000 claims description 4
- 238000003754 machining Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 238000000465 moulding Methods 0.000 abstract description 17
- 238000002791 soaking Methods 0.000 abstract description 16
- 210000001161 mammalian embryo Anatomy 0.000 description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 7
- 229910052802 copper Inorganic materials 0.000 description 7
- 239000010949 copper Substances 0.000 description 7
- 239000003973 paint Substances 0.000 description 7
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 238000004090 dissolution Methods 0.000 description 5
- 238000005323 electroforming Methods 0.000 description 5
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 241000416536 Euproctis pseudoconspersa Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Abstract
The invention relates to the technical field of hard metal processing, in particular to a 6D hard metal processing technology, which comprises the following steps: s1: designing the appearance of a product, modeling through a picture provided by the design, making a finish engraving by the modeled picture engraving, enabling the inner side of an alloy wire to be attached to the outer surface of the liner, and finishing the finish engraving by the finish engraving; s2: and (3) pressing the silica gel mold, placing the repaired finish engraving plate in the silica gel without vulcanization, filling the silica gel into the corresponding position of the finish engraving plate, placing the silica gel mold in a mold cabinet after the silica gel mold is manufactured, and placing the mold cabinet in a molding press. Compared with the traditional process, the invention increases the use of the inner container, and the inner container is used for carrying out the steps of electroplating and acid soaking, so that the alloy in the hard gold and the inner container can be completely dissolved in one hour, the difficulty of the traditional process is simplified, the acid soaking time is reduced, the harm of acid to the environment and workers is reduced, and the color forming of gold can be ensured.
Description
Technical Field
The invention relates to a 6D hard metal processing technology, in particular to a 6D hard metal processing technology, and belongs to the technical field of hard metal processing.
Background
The hard gold is a gold composition with gold content of about 99.95%, the hardness of the hard gold is higher than that of a common gold ornament, the hard gold is manufactured by adopting a new process, namely a gold electroforming process, the 6D hard gold is formed by adding cyanide-free technology on the basis of the 3D hard gold, and compared with the 3D hard gold, the 6D hard gold has the characteristics of large and light area, changeable style and the like.
The existing hard gold processing technology is to process a silica gel mold for a mold blank by silica gel, then inject water-soluble wax into the silica gel mold to form a mold blank of the water-soluble wax, then electroplate a layer of conductive paint on the surface of the mold blank, electroplate a layer of hard gold on the surface of the conductive paint, dissolve the hard gold by acid after electroplating, because the dissolution speed of the water-soluble wax and the conductive paint is very fast, the metal remained after dissolving the water-soluble wax and the conductive paint is a product, but when processing hollowed-out products, the water-soluble wax still remains as a result of the fact that acid cannot enter into some fine wire gaps, the finished product is formed into a mold blank containing impurities, the purity of the obtained hard gold is low, the yield is low, and because the acid cannot enter into the interior of the fine wire-shaped hard gold, the acid bubble time is long, so that substances except gold in the hard gold are dissolved, the gold occupies a high ratio, the hard gold becomes soft, and in order to enable the acid to enter into the interior to dissolve the water-soluble wax, usually reserve an injection port in the process, as shown in fig. 6-7, the surface of the water-soluble wax 1 is provided with an acid-soluble wax 2, and the water-soluble wax 3 is difficult to enter into the wire-shaped hard gold injection port from the metal injection port 3 to be connected with the water-soluble wax 3 through the water-soluble wax 2, and the hard gold 5 is difficult to enter the metal injection port from the water-soluble wax 3 to the metal injection port 2 to be dissolved in the hard gold, and the metal is difficult to enter the water-soluble wax into the metal through the plating 5.
Accordingly, there is a need for an improved 6D hard metal machining process that solves the above-mentioned problems.
Disclosure of Invention
The invention aims to provide a 6D hard metal processing technology, which increases the use of a liner compared with the traditional technology, and uses the liner to carry out the steps of electrolytic copper, electrolytic gold, electrolytic copper and acid soaking, so that the alloy in the gold and the copper acid can be completely and simply punched and cored holes in the traditional technology in one hour, a core stripping machine is arranged for core stripping, the acid soaking time in the traditional technology is reduced, the acid soaking time is reduced, the harm to the environment and workers is also reduced, the color forming of 100% of gold can be ensured, and the alloy on the surface can be diluted by the acid when the liner is soaked, so that a semi-wrapped state is formed, and further, the hundred percent alloy is formed.
In order to achieve the above purpose, the main technical scheme adopted by the invention comprises the following steps: the method comprises the following steps:
s1: designing the appearance of a product, modeling through a picture provided by the design, making a finish engraving by the modeled picture engraving, enabling the inner side of an alloy wire to be attached to the outer surface of the liner, and finishing the finish engraving by the finish engraving;
s2: pressing a silica gel mold, placing the repaired fine engraving plate in silica gel without vulcanization, filling the silica gel into the corresponding position of the fine engraving plate, placing the silica gel mold in a mold cabinet after the silica gel mold is manufactured, placing the mold cabinet in a molding press, and molding the silica gel through high temperature and high pressure of a molding press;
s3: opening a water inlet of the silica gel mold and an exhaust port of the repair mold product;
s4: manufacturing an inner container according to the shape of the product;
s5: placing the prepared inner container in a corresponding silica gel mold, placing the prepared silica gel mold in a centrifugal machine, injecting molten alloy material through a water inlet, setting corresponding parameters according to the size and shape of each product by the parameter value of the centrifugal machine, starting the centrifugal machine to throw alloy wires, cooling after throwing, and taking out the products in the mold after cooling;
s6: performing die forming on the alloy blank, polishing the alloy blank smoothly, performing quality inspection after finishing, and then electroplating;
s7: and (3) pickling the electroplated workpiece, and removing the liner and the alloy wire by acid corrosion, so as to keep hard gold of the electroplated layer.
Preferably, in S1, the data of the engraving plate and the inner liner are built.
Preferably, the height of the wire is 0.31MM-1.5MM higher than the liner, the enamel position is 0.1MM-1.5MM higher than the liner, and the wire is attached to the outer surface of the liner.
Preferably, in S1, the CNC engraving cutting lines on the finish engraving are smoothly polished.
Preferably, the high temperature of the pressing mold in the step S2 is 150-180 degrees, the pressure value is 0.3-2 MPa, and the wires are attached to the outer surface of the liner.
Preferably, in S3, a corresponding water inlet is cut, the water inlet is connected with the products in the die, and the air outlet channel of each product on the silica gel is cut, so that the alloy is not lacking in the process of throwing the alloy, and the alloy product is thrown out in the shape identical to that of the finish engraving.
Preferably, in S4, the liner of various product shapes is manufactured by injection molding, and the liner material is one or more combinations of PEEK, PPS, PTFG, PE, PP, POM, PEET, ABS, silica gel and resin.
Preferably, in S5 the fusion temperature value is 250-450 degrees, the centrifuge parameter value: the rotating speed is 400-1800 revolutions, and the air pressure is 0.3-6 MPa.
Preferably, the alloy cooling time in S5 is 20 seconds to 600 seconds.
Preferably, in S5 the alloy material is one of a tin bismuth alloy or a magnesium zinc alloy.
The invention has at least the following beneficial effects:
1. compared with the traditional process, the use of the inner container is increased, the inner container is used for carrying out the steps of electric copper, electric gold, electric copper and acid soaking, alloy inside the gold and copper acid can be completely soaked in one hour, the traditional process is simplified, the acid soaking time of the traditional process is reduced, the acid soaking time is shortened, the harm to the environment and workers is reduced, the color forming of the gold can be ensured, the inner container can be pumped out by acid during soaking, the alloy on the surface can be diluted, a semi-wrapping state is formed, and then the hundred percent alloy is formed.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:
FIG. 1 is a drawing showing the completion of the casting after the liner is added;
FIG. 2 is a schematic view of the alloy and liner structure of the present invention;
FIG. 3 is a schematic view of the structure of the liner and alloy wire of the present invention;
FIG. 4 is a schematic diagram of the structure of the inner container, alloy wire and hard gold without acid dissolution;
FIG. 5 is a schematic diagram of the structure of the hard gold after the acid dissolves the inner container and the alloy wire;
FIG. 6 is a cross-sectional view of a water-soluble wax and an electroplated paint and hard gold without acid dissolution in the prior art;
FIG. 7 is a schematic diagram of the structure of a water-soluble wax and an electroplating paint and hard gold without acid dissolution in the prior art.
1. Water-soluble wax; 2. electroplating paint; 3. hard gold; 4. an inner container; 5. an injection port; 6. alloy wire.
Detailed Description
The embodiments of the present application will be described in detail below with reference to the accompanying drawings and examples, so that the implementation process of how the technical means are applied to solve the technical problems and achieve the technical effects of the present application can be fully understood and implemented accordingly.
A6D hard metal processing technology comprises the following steps of S1: designing the appearance of a product, modeling through a picture provided by the design, making a finish engraving by the modeled picture engraving, enabling the inner side of an alloy wire to be attached to the outer surface of the liner, and finishing the finish engraving by the finish engraving;
s2: pressing a silica gel mold, placing the repaired fine engraving plate in silica gel without vulcanization, filling the silica gel into the corresponding position of the fine engraving plate, placing the silica gel mold in a mold cabinet after the silica gel mold is manufactured, placing the mold cabinet in a molding press, and molding the silica gel through high temperature and high pressure of a molding press;
s3: opening a water inlet of the silica gel mold and an exhaust port of the repair mold product;
s4: manufacturing an inner container according to the shape of the product;
s5: placing the prepared inner container in a corresponding silica gel mold, placing the prepared silica gel mold in a centrifugal machine, injecting molten alloy material through a water inlet, setting corresponding parameters according to the size and shape of each product by the parameter value of the centrifugal machine, starting the centrifugal machine to throw alloy wires, cooling after throwing, and taking out the products in the mold after cooling;
s6: performing die forming on the alloy blank, polishing the alloy blank smoothly, performing quality inspection after finishing, and then electroplating;
s7: pickling the electroplated workpiece, removing the liner and alloy wires by acid corrosion, and keeping hard gold of an electroplated layer; .
In S2, the data of the engraving plate and the inner liner are built, the wire height is 0.31MM-1.5MM higher than the inner liner, the enamel position is 0.1MM-1.5MM higher than the inner liner, CNC engraving cutting lines on the engraving are polished smoothly in S4, the high temperature of the pressing die is 150-180 degrees in S5, the pressure value is 0.3 megaPa-2 megaPa, the corresponding water inlet is cut in S6, the water inlet is connected with products in the die, the exhaust port channel of each product on the silica gel is cut, the alloy product is not lack when being thrown, the alloy product is thrown out to be the same as the shape of the engraving, in S7, the inner liner with various product shapes is manufactured through injection molding, the fusion temperature value is 250-450 degrees in S8, and the parameter value of the centrifuge: the rotating speed is 400-1800 revolutions, the air pressure is 0.3-6 MPa, the alloy cooling time is 20-600 seconds in S8, and the alloy material is one of tin-bismuth alloy or magnesium-zinc alloy in S8.
Compared with the traditional process, the use of the inner container is increased, the inner container is used for electroplating and acid soaking, alloy and copper inside gold can be completely soaked with acid for one hour, so that the traditional process is simplified in punching a core-removing hole, the core-removing machine is used for removing cores, the acid soaking time of the traditional process is reduced, the acid soaking time is reduced, the harm to the environment and workers is reduced, the color forming of 100% gold can be ensured, the inner container can be pumped out by acid during soaking, the alloy on the surface can be diluted to form a semi-package state, and then the hundred percent alloy is formed.
Example 1
S1: designing the appearance of a product, modeling through a picture provided by the design, making a finish engraving by a picture finish engraving of the modeling, enabling the inner side of an alloy wire to be attached to the outer surface of the liner, finishing the finish engraving by the finish engraving, enabling the wire height to be 0.31MM higher than the liner, enabling the enamel position to be 0.1MM higher than the liner, and enabling the wire to be attached to the outer surface of the liner;
s2: pressing a silica gel mold, placing the repaired fine engraving plate in silica gel without vulcanization, filling the silica gel into a corresponding position of the fine engraving plate, placing the silica gel mold in a mold cabinet after the silica gel mold is manufactured, placing the mold cabinet in a molding press, molding the silica gel through high temperature and high pressure of a pressing mold, wherein the high temperature of the middle pressing mold is 150 ℃, and the pressure value is 0.3 megaPa;
s3: the method comprises the steps of opening a water inlet of a silica gel mold and repairing a gas outlet of a mold product, cutting a corresponding water inlet, wherein the water inlet is connected with the product in the mold, and cutting a gas outlet channel of each product on the silica gel, so that the alloy is not lacking when being thrown, and the alloy product is thrown out to be the same as the shape of a finish engraving plate;
s4: manufacturing an inner container according to the shape of the product, and manufacturing the inner container with various product shapes by injection molding, wherein the inner container is made of one or more of PEEK, PPS, PTFG, PE, PP, POM, PEET, ABS, silica gel and resin;
s5: placing the prepared inner container in a corresponding silica gel mold, placing the prepared silica gel mold in a centrifugal machine, injecting molten alloy materials through a water inlet, setting corresponding parameters according to the size and shape of each product, starting the centrifugal machine to throw alloy wires, cooling after throwing, taking out the products in the mold after cooling, and setting the fusion temperature value to be 250 DEG, wherein the parameter value of the centrifugal machine is as follows: the rotating speed is 400 revolutions, the air pressure is 0.3 megapascal, the alloy cooling time is 20 seconds, and the alloy material is one of tin-bismuth alloy or magnesium-zinc alloy;
s6: performing die forming on the alloy blank, polishing the alloy blank smoothly, performing quality inspection after finishing, and then electroplating;
s7: and (3) pickling the electroplated workpiece, and removing the liner and the alloy wire by acid corrosion, so as to keep hard gold of the electroplated layer.
Example 2
S1: designing the appearance of a product, modeling through a picture provided by the design, making a finish engraving by a picture finish engraving of the modeling, enabling the inner side of an alloy wire to be attached to the outer surface of the liner, finishing the finish engraving by the finish engraving, enabling the wire height to be 1.5MM higher than the liner, enabling the enamel position to be 1.5MM higher than the liner, and enabling the wire to be attached to the outer surface of the liner;
s2: pressing a silica gel mold, placing the repaired fine engraving plate in silica gel without vulcanization, filling the silica gel into a corresponding position of the fine engraving plate, placing the silica gel mold in a mold cabinet after the silica gel mold is manufactured, placing the mold cabinet in a molding press, molding the silica gel through high temperature and high pressure of a pressing mold, wherein the high temperature of the middle pressing mold is 180 ℃, and the pressure value is 2 megaPa;
s3: the method comprises the steps of opening a water inlet of a silica gel mold and repairing a gas outlet of a mold product, cutting a corresponding water inlet, wherein the water inlet is connected with the product in the mold, and cutting a gas outlet channel of each product on the silica gel, so that the alloy is not lacking when being thrown, and the alloy product is thrown out to be the same as the shape of a finish engraving plate;
s4: manufacturing an inner container according to the shape of the product, and manufacturing the inner container with various product shapes by injection molding, wherein the inner container is made of one or more of PEEK, PPS, PTFG, PE, PP, POM, PEET, ABS, silica gel and resin;
s5: placing the prepared inner container in a corresponding silica gel mold, placing the prepared silica gel mold in a centrifugal machine, injecting molten alloy materials through a water inlet, setting corresponding parameters according to the size and shape of each product, starting the centrifugal machine to throw alloy wires, cooling after throwing, taking out the products in the mold after cooling, and setting the fusion residual temperature value to be 450 DEG, wherein the parameter value of the centrifugal machine is as follows: the rotating speed is 1800 revolutions, the air pressure is 6 megapascals, the alloy cooling time is 600 seconds, and the alloy material is one of tin-bismuth alloy or magnesium-zinc alloy;
s6: performing die forming on the alloy blank, polishing the alloy blank smoothly, performing self-checking after the alloy blank is manufactured, and sending the alloy blank to an electroplating factory after the self-checking;
s7: and (5) detecting quality of the alloy embryo in an electroforming plant, classifying the alloy embryo after quality detection, electroplating and soaking acid.
Example 3
S1: designing the appearance of a product, modeling through a picture provided by the design, making a finish engraving by a picture finish engraving of the modeling, enabling the inner side of an alloy wire to be attached to the outer surface of the inner container, finishing the finish engraving by the finish engraving, wherein the wire height is 1MM higher than the inner container, the enamel position is 1MM higher than the inner container, and the wire is attached to the outer surface of the inner container;
s2: pressing a silica gel mold, placing the repaired fine engraving plate in silica gel without vulcanization, filling the silica gel into a corresponding position of the fine engraving plate, placing the silica gel mold in a mold cabinet after the silica gel mold is manufactured, placing the mold cabinet in a molding press, molding the silica gel through high temperature and high pressure of a pressing mold, wherein the high temperature of a middle pressing mold is 170 ℃, and the pressure value is 1 megaPa;
s3: the method comprises the steps of opening a water inlet of a silica gel mold and repairing a gas outlet of a mold product, cutting a corresponding water inlet, wherein the water inlet is connected with the product in the mold, and cutting a gas outlet channel of each product on the silica gel, so that the alloy is not lacking when being thrown, and the alloy product is thrown out to be the same as the shape of a finish engraving plate;
s4: manufacturing an inner container according to the shape of the product, and manufacturing the inner container with various product shapes by injection molding, wherein the inner container is made of one or more of PEEK, PPS, PTFG, PE, PP, POM, PEET, ABS, silica gel and resin;
s5: placing the prepared inner container in a corresponding silica gel mold, placing the prepared silica gel mold in a centrifugal machine, injecting molten alloy materials through a water inlet, setting corresponding parameters according to the size and shape of each product, starting the centrifugal machine to throw alloy wires, cooling after throwing, taking out the products in the mold after cooling, and setting the fusion temperature value to be 300 DEG, wherein the parameter value of the centrifugal machine is as follows: the rotating speed is 1000 revolutions, the air pressure is 4 megapascals, the alloy cooling time is 400 seconds, and the alloy material is one of tin-bismuth alloy or magnesium-zinc alloy;
s6: performing die forming on the alloy blank, polishing the alloy blank smoothly, performing self-checking after the alloy blank is manufactured, and sending the alloy blank to an electroplating factory after the self-checking;
s7: and (5) detecting quality of the alloy embryo in an electroforming plant, classifying the alloy embryo after quality detection, electroplating and soaking acid.
Example 4
S1: designing the appearance of a product, modeling through a picture provided by the design, making a finish engraving by a picture finish engraving of the modeling, enabling the inner side of an alloy wire to be attached to the outer surface of the inner container, finishing the finish engraving by the finish engraving, wherein the wire height is 1MM higher than the inner container, the enamel position is 1MM higher than the inner container, and the wire is attached to the outer surface of the inner container;
s2: pressing a silica gel mold, placing the repaired fine engraving plate in silica gel without vulcanization, filling the silica gel into a corresponding position of the fine engraving plate, placing the silica gel mold in a mold cabinet after the silica gel mold is manufactured, placing the mold cabinet in a molding press, molding the silica gel through high temperature and high pressure of a pressing mold, wherein the high temperature of the middle pressing mold is 160 ℃, and the pressure value is 1 megaPa;
s3: the method comprises the steps of opening a water inlet of a silica gel mold and repairing a gas outlet of a mold product, cutting a corresponding water inlet, wherein the water inlet is connected with the product in the mold, and cutting a gas outlet channel of each product on the silica gel, so that the alloy is not lacking when being thrown, and the alloy product is thrown out to be the same as the shape of a finish engraving plate;
s4: manufacturing an inner container according to the shape of the product, and manufacturing the inner container with various product shapes by injection molding, wherein the inner container is made of one or more of PEEK, PPS, PTFG, PE, PP, POM, PEET, ABS, silica gel and resin;
s5: placing the prepared inner container in a corresponding silica gel mold, placing the prepared silica gel mold in a centrifugal machine, injecting molten alloy materials through a water inlet, setting corresponding parameters according to the size and shape of each product, starting the centrifugal machine to throw alloy wires, cooling after throwing, taking out the products in the mold after cooling, and setting the fusion residual temperature value to be 310 DEG, wherein the parameter value of the centrifugal machine is as follows: the rotating speed is 400 revolutions, the air pressure is 0.3 megapascal, the alloy cooling time is 20 seconds, and the alloy material is one of tin-bismuth alloy or magnesium-zinc alloy;
s6: performing die forming on the alloy blank, polishing the alloy blank smoothly, performing self-checking after the alloy blank is manufactured, and sending the alloy blank to an electroplating factory after the self-checking;
s7: and (5) detecting quality of the alloy embryo in an electroforming plant, classifying the alloy embryo after quality detection, electroplating and soaking acid.
Example 5
S1: designing the appearance of a product, modeling through a picture provided by the design, making a finish engraving by a picture finish engraving of the modeling, enabling the inner side of an alloy wire to be attached to the outer surface of the inner container, finishing the finish engraving by the finish engraving, wherein the wire height is 1MM higher than the inner container, the enamel position is 1MM higher than the inner container, and the wire is attached to the outer surface of the inner container;
s2: pressing a silica gel mold, placing the repaired fine engraving plate in silica gel without vulcanization, filling the silica gel into a corresponding position of the fine engraving plate, placing the silica gel mold in a mold cabinet after the silica gel mold is manufactured, placing the mold cabinet in a molding press, molding the silica gel through high temperature and high pressure of a pressing mold, wherein the high temperature of the middle pressing mold is 180 ℃, and the pressure value is 1.5 megapascals;
s3: the method comprises the steps of opening a water inlet of a silica gel mold and repairing a gas outlet of a mold product, cutting a corresponding water inlet, wherein the water inlet is connected with the product in the mold, and cutting a gas outlet channel of each product on the silica gel, so that the alloy is not lacking when being thrown, and the alloy product is thrown out to be the same as the shape of a finish engraving plate;
s4: manufacturing an inner container according to the shape of the product, and manufacturing the inner container with various product shapes by injection molding, wherein the inner container is made of one or more of PEEK, PPS, PTFG, PE, PP, POM, PEET, ABS, silica gel and resin;
s5: placing the prepared inner container in a corresponding silica gel mold, placing the prepared silica gel mold in a centrifugal machine, injecting molten alloy materials through a water inlet, setting corresponding parameters according to the size and shape of each product, starting the centrifugal machine to throw alloy wires, cooling after throwing, taking out the products in the mold after cooling, and setting the fusion residual temperature value to be 330 DEG, wherein the parameter value of the centrifugal machine is as follows: the rotating speed is 400 revolutions, the air pressure is 0.3 megapascal, the alloy cooling time is 20 seconds, and the alloy material is one of tin-bismuth alloy or magnesium-zinc alloy;
s6: performing die forming on the alloy blank, polishing the alloy blank smoothly, performing self-checking after the alloy blank is manufactured, and sending the alloy blank to an electroplating factory after the self-checking;
s7: the electroforming factory performs quality inspection on the alloy embryo, classifies the alloy embryo after the quality inspection, electroplates and foams acid;
it should be noted that: as shown in fig. 3-5, the acid enters the hollowed-out interior of the product to be in direct contact with the inner container 4 and the alloy wire 6, the acid can rapidly dissolve the inner container 4 and the alloy wire 6 to obtain hard gold 3 as shown in fig. 1 and 2, the acid dissolution time is greatly shortened, the product is prevented from being soaked in the acid for too long, the purity of the obtained hard gold product is high, the preparation process is simplified, and the difficulty of product production is reduced.
Certain terms are used throughout the description and claims to refer to particular components. Those of skill in the art will appreciate that a hardware manufacturer may refer to the same component by different names. The description and claims do not take the form of an element differentiated by name, but rather by functionality. As used throughout the specification and claims, the word "comprise" is an open-ended term, and thus should be interpreted to mean "include, but not limited to. By "substantially" is meant that within an acceptable error range, a person skilled in the art can solve the technical problem within a certain error range, substantially achieving the technical effect.
It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a product or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such product or system. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude that an additional identical element is present in a commodity or system comprising the element.
While the foregoing description illustrates and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as limited to other embodiments, and is capable of numerous other combinations, modifications and environments and is capable of changes or modifications within the scope of the inventive concept as described herein, either as a result of the foregoing teachings or as a result of the knowledge or technology in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the invention are intended to be within the scope of the appended claims.
Claims (10)
1. A 6D hard metal machining process, comprising the steps of:
s1: designing the appearance of a product, modeling through a picture provided by the design, making a fine engraving plate by the modeled picture fine engraving, and finishing the fine engraving plate by the fine engraving;
s2: pressing a silica gel mold, placing the repaired fine engraving plate in silica gel without vulcanization, filling the silica gel into the corresponding position of the fine engraving plate, placing the silica gel mold in a mold cabinet after the silica gel mold is manufactured, placing the mold cabinet in a vulcanization film pressing machine, vulcanizing and forming the silica gel by high temperature and high pressure of the film pressing, and hardening the vulcanized silica gel;
s3: opening a water inlet of the silica gel mold and an exhaust port of the repair mold product;
s4: manufacturing an inner container according to the shape of the product;
s5: placing the prepared inner container in a corresponding silica gel mold, enabling the inner side of the alloy wire to be attached to the outer surface of the inner container, placing the prepared silica gel mold in a centrifugal machine, injecting molten alloy material through a water inlet, starting the centrifugal machine to throw the alloy wire, cooling after throwing, and taking out a product in the mold after cooling;
s6: performing die forming on the alloy blank, polishing the alloy blank smoothly, performing quality inspection after finishing, and then electroplating;
s7: and (3) pickling the electroplated workpiece, and removing the liner and the alloy wire by acid corrosion, so as to keep hard gold of the electroplated layer.
2. A 6D hard gold process according to claim 1, characterized in that: in S2, the data of the engraving plate and the inner container are built.
3. A 6D hard gold process according to claim 2, characterized in that: the height of the thread is 0.31MM-1.5MM higher than that of the inner container, and the enamel position is 0.1MM-1.5MM higher than that of the inner container.
4. A 6D hard gold process according to claim 1, characterized in that: and (4) polishing the CNC engraving cutter grains on the finish engraving smoothly in S4.
5. A 6D hard gold process according to claim 1, characterized in that: the high temperature of the press mold in S5 is 150-180 degrees, and the pressure value is 0.3-2 MPa.
6. A 6D hard gold process according to claim 1, characterized in that: and S6, cutting a corresponding water inlet, wherein the water inlet is connected with products in the die, and cutting an exhaust channel of each product on the silica gel, so that the alloy is not lacking in the process of throwing out the alloy, and the alloy product is thrown out to be the same as the shape of the finish engraving.
7. A 6D hard gold process according to claim 1, characterized in that: in S7, the liner of various product shapes is manufactured by injection molding, and the liner material is one or a combination of a plurality of PEEK, PPS, PTFG, PE, PP, POM, PEET, ABS, silica gel and resin.
8. A 6D hard gold process according to claim 1, characterized in that: in S8, the fusion temperature value is 250-450 degrees, and the centrifuge parameter value is: the rotating speed is 400-1800 revolutions, and the air pressure is 0.3-6 MPa.
9. A 6D hard gold process according to claim 1, characterized in that: the alloy cooling time is 20 seconds to 600 seconds in S8.
10. A 6D hard gold process according to claim 1, characterized in that: in S8, the alloy material is one of tin-bismuth alloy or magnesium-zinc alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311805534.7A CN117822060A (en) | 2023-12-26 | 2023-12-26 | 6D hard metal processing technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311805534.7A CN117822060A (en) | 2023-12-26 | 2023-12-26 | 6D hard metal processing technology |
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| Publication Number | Publication Date |
|---|---|
| CN117822060A true CN117822060A (en) | 2024-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311805534.7A Pending CN117822060A (en) | 2023-12-26 | 2023-12-26 | 6D hard metal processing technology |
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| Country | Link |
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| CN (1) | CN117822060A (en) |
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- 2023-12-26 CN CN202311805534.7A patent/CN117822060A/en active Pending
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