CN101176977A - Processing technique of artificial crystal diamond semi-finished products - Google Patents
Processing technique of artificial crystal diamond semi-finished products Download PDFInfo
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- CN101176977A CN101176977A CNA2006101545699A CN200610154569A CN101176977A CN 101176977 A CN101176977 A CN 101176977A CN A2006101545699 A CNA2006101545699 A CN A2006101545699A CN 200610154569 A CN200610154569 A CN 200610154569A CN 101176977 A CN101176977 A CN 101176977A
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Abstract
The invention discloses a semi-finished products manufacturing technology for artificial crystal diamond, comprising the steps as follows: B1. bead blank screening, B2. bead blank pretreatment, A1. positive photoresist bonding, A2. pavilion facet grinding, A3. pavilion facet polishing, A4. negative photoresist bonding, A5. crown facet grinding and table facet grinding, A6. crown facet polishing and table facet polishing, A7. blank diamond collecting, A8. blank diamond cleaning, A9 blank diamond checking. The invention is characterized in that the middle steps from step A1 to step A7 are a circular machining process, and a large quantity of crystal blank beads can be simultaneously processed, in other words, the crystal blank beads can be processed fast and continuously. The grinding and polishing in the middle steps are controlled to process accurately by machines, and are not affected by personal experience. The invention has the advantages of increasing the productivity, lowering the processing cost, guaranteeing the quality, and greatly decreasing the rejection rate.
Description
Technical field
The present invention relates to the production technology of artificial crystal diamond semi-finished products.
Background technology
Man made crystal diamond is bright-colored, COLOR COMPOSITION THROUGH DISTRIBUTION is even, is a kind of ornaments of fashion, but the production technology level of artificial crystal diamond semi-finished products is comparatively low at present, and production efficiency is low, and processing cost is higher, and percent defective is also than higher.The synthetic quartz base that above-mentioned semi-finished product refer to the grinding of finishing crown and booth face and polishing bores.
Summary of the invention
At above-mentioned deficiency, the invention provides a kind of production technology of artificial crystal diamond semi-finished products, use this production technology, can improve the production efficiency of man made crystal diamond greatly, reduce product processing cost and percent defective, also improve product quality simultaneously.
To achieve these goals, a kind of processing technique of artificial crystal diamond semi-finished products of the present invention comprises the steps:
A1, gluing connecing just are fixed on down pretreated pearl base on the shuttle pin of shuttle;
A2, booth face grind, the following shuttle that the pearl base is housed is put into to be carried out the booth face on the locating rack of grinder and grind, adjust the shuttle pin of shuttle down after having ground a booth face, make it rotate miter angle together with the pearl base, continue then to grind another booth face, until whole grindings of finishing 8 booth faces;
A3, booth mirror polish, after finishing the grinding of pearl base booth face in the steps A 2, can carry out the booth mirror polish with descending shuttle to put on the locating rack of polishing machine, adjust the shuttle pin of shuttle down after finishing a face, make it rotate miter angle together with the pearl base, continue another booth face of polishing then, until whole polishings of finishing 8 booth faces;
A4, anti-gluing connecing are transferred to the pearl base on the following shuttle shuttle pin in the shuttle pin of shuttle, and an end of finishing the processing of booth face is towards shuttle pin inside;
A5, hat, table top grind, the last shuttle that installs the pearl base in the steps A 4 is put into to be carried out crown on the locating rack of grinder and grind, adjust the shuttle pin of going up shuttle after having ground a crown, make it rotate miter angle together with the pearl base, continue to grind another crown then, until whole grindings of finishing 8 crowns, will go up shuttle then and put into table top and grind on the locating rack table top is ground;
A6, hat, table top polishing, after finishing hat, table top grinding in the steps A 5, last shuttle is put into to be carried out the crown polishing on the locating rack of polishing machine, finish the shuttle pin of adjusting shuttle behind the crown, make it rotate miter angle together with the pearl base, continue another crown of polishing then,, then shuttle is put on the table top polishing locating rack table top is polished until whole polishings of finishing 8 crowns;
A7, base bore to be collected, last shuttle in the steps A 6 is fixed on the gluing machine base, with flame heat shuttle pin, PUR is melted, make the grinding of finishing crown and booth face and polish quartzy diamond semi-finished product loosening, again it is scraped collection and gets final product, then the shuttle pin is cleaned out, for repeat steps A 1 just gluing connect ready.
Preferably, the preliminary treatment of pearl base comprises the steps: in the steps A 1 of above-mentioned production technology
B1, the screening of pearl base screen with the pearl base of sieve with same size;
B2, the preliminary treatment of pearl base are soaked with the pearl base of the alcohol that is dissolved with shellac to screening, take out and dry the back at the surperficial one deck glued membrane that forms of pearl base;
Preferably, stating in the steps A 1 of above-mentioned production technology, pearl base are to be fixed on down like this on the shuttle pin of shuttle: will descend shuttle to be fixed on the gluing machine base earlier, and last shuttle will be fixed on the drift of gluing machine, in row's shuttle pin of following shuttle, fill hot-melt adhesive powder then, the pearl base is attached to down in the shuttle pin of shuttle, will goes up shuttle again and press down, the pearl base is pressed on down in the shuttle pin of shuttle, pass through flame heat at last, with the hot-melt adhesive powder fusing, cooling is fixed on the shuttle pin pearl base again;
Preferably, among the above-mentioned steps A4, pearl base on the following shuttle shuttle pin is to be transferred to like this on the shuttle pin of shuttle: will go up on the base that shuttle is fixed on gluing machine, shuttle down is fixed on the drift of gluing machine, and fill hot-melt adhesive powder then in the shuttle pin of last shuttle, the polished pearl base of one side on the following shuttle is pressed in the shuttle pin of shuttle, by flame heat,, and the pearl base in the shuttle is pitched with the hot-melt adhesive powder fusing, cooling tightly is fixed on the shuttle pin of shuttle the pearl base again;
Preferably, among the above-mentioned steps B2, the concentration of alcohol is preferably 95% concentration.
Preferably, among the above-mentioned steps B2, the weight ratio when shellac and alcohol proportioning is 1: 4.
Improved, also increased steps A 8, the cleaning of base brill in steps A 7 back, the base of collecting is bored put into alkali lye immersion 8-10 hour, with the PUR dissolving, put into acid solution again and soaked 3-10 minute, put then as 3-8 in the remover minute, with 69 ℃-70 ℃ hot water injection, dry after cleaning;
Preferably, alkali lye is sodium hydroxide solution among the above-mentioned steps A8, and weight proportion is NaOH: water=5-7: 100.
Preferably, acid solution is an oxalic acid solution among the above-mentioned steps A8, and weight proportion is an oxalic acid: water=4: 100.
Improved, also increased steps A 9, the check of base brill in steps A 8 back, cleaned base is bored the check graduation.
The present invention adopts technique scheme, because middle step is a cyclic process process, and can process a fairly large number of quartzy base pearl simultaneously, promptly continuous quartzy base pearl is processed fast improved production efficiency, reduced processing cost, and because middle grinding and polishing all are accurate machine control processing, do not relate to the influence of artificial experience, thereby quality obtained also preferably guaranteeing, greatly reduced percent defective.
Description of drawings
The invention will be further described below in conjunction with accompanying drawing:
Fig. 1 is one embodiment of the present invention technological process of production figure;
Fig. 2 is the technological process of production figure of the preferred embodiment for the present invention;
Fig. 3 is a gluing machine structural representation of the present invention;
Fig. 4 is a grinding machine structure schematic diagram of the present invention;
Fig. 5 is a polishing machine structural representation of the present invention;
Fig. 6 is a shuttle structure schematic diagram of the present invention;
Fig. 7 is an A-A cutaway view Amplified image among Fig. 5.
The specific embodiment
As Fig. 2, be the technological process of production figure of the preferred embodiment for the present invention, a kind of processing technique of artificial crystal diamond semi-finished products of the present invention comprises following 11 steps:
The screening of B1 pearl base screens with the pearl base of sieve with same size, and the pearl base is the garden pearl of being made various diameters by flint glass hot pressing.The model difference of quartzy diamond processing just needs to cooperate the pearl base of different-diameter.The pearl base various defect wares and the inconsistent phenomenon of diameter can occur in forming process, this just must could use through screening.
If find in the sub-sieve assorting process: a. pearl base is obviously not round, has damaged; B. the central plane of pearl base is too big; C. two semicircles obviously misplace about the pearl base; D. burst, have bubble in the pearl.Below all as waste disposal.
The preliminary treatment of B2 pearl base, the pearl base after the screening will be by melt viscosity to the shuttle pin, and its surface is a microcellular structure, and melten gel was difficult to fully enter micropore in the extremely short time, thereby caused and twist not firmly, came off in a large number in the processing afterwards.If prolong heat time heating time, can cause large quantities of bursting again.Overcome these phenomenons and just must carry out preliminary treatment: the base pearl is soaked with the alcohol that is dissolved with shellac to the pearl base, pin liquid both can enter all micropores at normal temperatures, dry the back and just form one deck glued membrane on pearl base surface, just energy and the abundant fusion of PUR of preheating a little improves the bonding fastness of pearl base greatly.In addition, the water imbibition of microcellular structure is very strong, can adsorb water membrane in the stand-by process, thereby the bonding effectiveness of PUR is reduced greatly.And the glued membrane that preliminary treatment forms has just overcome this phenomenon.
Concrete operations
1), the weight ratio of shellac and alcohol (95%) is 1: 4, dissolving is more than 72 hours and often to stir be that it fully dissolves in airtight container.
2), pearl base to be soaked is poured in the jarring machine cylinder, about at every turn 20kg waters the alcohol sol solutions while shaking, treat to stop to add glue behind the whole overstrikes of pearl base, shakes about 5 minutes again and can trip out.
3), the pearl after soaking is spread out drawout on the plate, dry the back and just can collect in the polybag stand-by.
A1 is just gluing to be connect, and as shown in Figure 3, will descend shuttle 21 to be fixed on gluing machine 1 base 11 earlier, last shuttle 22 is fixed on the drift 12 of gluing machine 1, the shuttle that makes shuttle and following shuttle is filled hot-melt adhesive powder then at together in row's shuttle pin 02 of following shuttle 21, pretreated pearl base is attached to down in the shuttle pin 02 of shuttle, to go up shuttle 22 again presses down, the pearl base is pressed on down in the shuttle pin of shuttle 21, by flame heat, hot-melt adhesive powder is melted at last, cooling is fixed on the shuttle pin pearl base again;
A2 booth face grinds, as Fig. 4, the following shuttle 21 that the pearl base is housed is put into to be carried out the booth face on the locating rack 31 of grinder 3 and grind, 32 is emery wheel among the figure, adjust the shuttle pin 02 of shuttle down after having ground a booth face, make it rotate miter angle, continue then to grind another booth face, until whole grindings of finishing 8 booth faces together with the pearl base;
As Fig. 6 and Fig. 7, upper and lower shuttle structure schematic diagram for the present invention's use, among the figure, 03 for being contained in worm screw in the shuttle, its outer end can external spanner or sleeve drive its rotation, thereby regulate its angle, the bottom of every shuttle pin 02 is provided with the worm gear 021 that matches with worm screw 03, thereby when worm screw is rotated, drive the rotation of shuttle pin, realize the angular adjustment of shuttle pin.
A3 booth mirror polish, as Fig. 5, after finishing the grinding of pearl base booth face in the steps A 2, following shuttle 21 is put on the locating rack 41 of polishing machine 4 can carry out the booth mirror polish, 42 is polishing wheel among the figure, finishes and adjusts the shuttle pin of shuttle 21 down behind the face, makes it rotate miter angle together with the pearl base, continue another booth face of polishing then, until whole polishings of finishing 8 booth faces;
Anti-gluing the connecing of A4, the last shuttle 22 of finishing pearl base booth mirror polish in the steps A 3 is fixed on the base 11 of gluing machine 1, following shuttle 21 is fixed on the drift 12 of gluing machine 1, in the shuttle pin of last shuttle 22, fill hot-melt adhesive powder then, the polished pearl base of one side on the following shuttle is pressed in the shuttle pin of shuttle 22, pass through flame heat, hot-melt adhesive powder is melted, and the pearl base in the shuttle 21 is pitched, cooling again, the pearl base tightly is fixed on the shuttle pin of shuttle 22, finishes the pearl base from descending the transfer on the supreme shuttle shuttle of the shuttle shuttle pin pin;
A5 hat, table top grind, the last shuttle 22 that installs the pearl base in the steps A 4 is put into to be carried out crown on the locating rack 31 of grinder 3 and grind, adjust the shuttle pin of going up shuttle 22 after having ground a crown, make it rotate miter angle together with the pearl base, continue to grind another crown then, until whole grindings of finishing 8 crowns, will go up shuttle then and put into table top and grind on the locating rack 33 table top is ground;
A6 hat, table top polishing, after finishing hat, table top grinding in the steps A 5, last shuttle 22 is put into to be carried out the crown polishing on the locating rack 41 of polishing machine 4, adjust the shuttle pin of going up shuttle 22 after finishing a crown, make it rotate miter angle together with the pearl base, continue another crown of polishing then,, will go up shuttle 22 then and put on the table top polishing locating rack 43 table top is polished until whole polishings of finishing 8 crowns;
The A7 base bores to be collected, the last shuttle of finishing pearl base hat, table top polishing in the steps A 6 is fixed on the gluing machine base, with flame heat shuttle pin, PUR melts, make the grinding of finishing crown and booth face and polish quartzy diamond semi-finished product loosening, with blade it is scraped collection again and gets final product, then the shuttle pin is cleaned out, for repeat steps A 1 just gluing connect ready;
The A8 base bores and cleans the concrete operations step:
A, the base of band glue bored be poured in the clear basket of stainless steel, be immersed in the alkali lye 8～10 hours then, often and rock, the melten gel dissolving is accelerated;
Cleaning basket behind b, the colloidal sol washes down with hot water, puts into acid solution and steeps 3 ~ 10 minutes;
C, from acid solution, propose basket and be placed in the remover 3 ~ 8 minutes, use 60 ℃～70 ℃ hot water injections then, make base bore the cleaning light;
D, the base after cleaning bore the gauze bag of packing into and dewater in centrigugal swing dryer, spread out then and dry.
Wherein, alkali lye is sodium hydroxide solution, and proportioning is a NaOH: water=5～7% (weight ratio)
Acid solution is an oxalic acid solution, proportioning: oxalic acid: water=4% (weight ratio)
Remover water: have foam to get final product
Alkali lye bubble glue should be finished at 8～10 hours, exceeded this time, when being lower than 15 ℃ as temperature, then can increase by 1～2% alkali, if the colloidal sol time is not less than 5 hours (have external force vibrations state), should thin up alkali lye, otherwise can corroding base, too dense alkali lye bores gloss.
The A9 base bores check, and base cleaned in the steps A 8 is bored the check graduation.
As Fig. 1, be one embodiment of the present invention technological process of production figure, this flow chart shows in fact be exactly the steps A 1 of workman's cycling in the preferred embodiment to steps A 7, do not do to be repeated in this description at this.
Claims (10)
1. a processing technique of artificial crystal diamond semi-finished products comprises the steps:
A1, gluing connecing just are fixed on down pretreated pearl base on the shuttle pin of shuttle;
A2, booth face grind, the following shuttle that the pearl base is housed is put into to be carried out the booth face on the locating rack of grinder and grind, adjust the shuttle pin of shuttle down after having ground a booth face, make it rotate miter angle together with the pearl base, continue then to grind another booth face, until whole grindings of finishing 8 booth faces;
A3, booth mirror polish, after finishing the grinding of pearl base booth face in the steps A 2, can carry out the booth mirror polish with descending shuttle to put on the locating rack of polishing machine, adjust the shuttle pin of shuttle down after finishing a face, make it rotate miter angle together with the pearl base, continue another booth face of polishing then, until whole polishings of finishing 8 booth faces;
A4, anti-gluing connecing are transferred to the pearl base on the following shuttle shuttle pin in the shuttle pin of shuttle, and an end of finishing the processing of booth face is towards shuttle pin inside;
A5, hat, table top grind, the last shuttle that installs the pearl base in the steps A 4 is put into to be carried out crown on the locating rack of grinder and grind, adjust the shuttle pin of going up shuttle after having ground a crown, make it rotate miter angle together with the pearl base, continue to grind another crown then, until whole grindings of finishing 8 crowns, will go up shuttle then and put into table top and grind on the locating rack table top is ground;
A6, hat, table top polishing, after finishing hat, table top grinding in the steps A 5, last shuttle is put into to be carried out the crown polishing on the locating rack of polishing machine, finish the shuttle pin of adjusting shuttle behind the crown, make it rotate miter angle together with the pearl base, continue another crown of polishing then,, then shuttle is put on the table top polishing locating rack table top is polished until whole polishings of finishing 8 crowns;
A7, base bore to be collected, last shuttle in the steps A 6 is fixed on the gluing machine base, with flame heat shuttle pin, PUR is melted, make the grinding of finishing crown and booth face and polish quartzy diamond semi-finished product loosening, again it is scraped collection and gets final product, then the shuttle pin is cleaned out, for repeat steps A 1 just gluing connect ready.
2. according to the described a kind of processing technique of artificial crystal diamond semi-finished products of claim 1, it is characterized in that: the preliminary treatment of pearl base comprises the steps: in the described steps A 1
B1, the screening of pearl base screen with the pearl base of sieve with same size;
B2, the preliminary treatment of pearl base are soaked with the pearl base of the alcohol that is dissolved with shellac to screening, take out and dry the back at the surperficial one deck glued membrane that forms of pearl base.
3. according to the described a kind of processing technique of artificial crystal diamond semi-finished products of claim 1, it is characterized in that: the pearl base is to be fixed on down like this on the shuttle pin of shuttle in the described steps A 1: will descend shuttle to be fixed on the gluing machine base earlier, last shuttle is fixed on the drift of gluing machine, in row's shuttle pin of following shuttle, fill hot-melt adhesive powder then, the pearl base is attached to down in the shuttle pin of shuttle, to go up shuttle again presses down, the pearl base is pressed on down in the shuttle pin of shuttle, pass through flame heat at last, hot-melt adhesive powder is melted, cooling is fixed on the shuttle pin pearl base again.
4. according to the described a kind of processing technique of artificial crystal diamond semi-finished products of claim 1, it is characterized in that: in the described steps A 4 down the pearl base on the shuttle shuttle pin be to be transferred to like this on the shuttle pin of shuttle: will go up on the base that shuttle is fixed on gluing machine, following shuttle is fixed on the drift of gluing machine, in the shuttle pin of last shuttle, fill hot-melt adhesive powder then, the polished pearl base of one side on the following shuttle is pressed in the shuttle pin of shuttle, pass through flame heat, hot-melt adhesive powder is melted, and the pearl base in the shuttle is pitched, cooling tightly is fixed on the shuttle pin of shuttle the pearl base again.
5. according to the described a kind of processing technique of artificial crystal diamond semi-finished products of claim 2, it is characterized in that: among the step B2, the concentration of alcohol is preferably 95% concentration.
6. according to the described a kind of processing technique of artificial crystal diamond semi-finished products of claim 2, it is characterized in that: among the step B2, the weight ratio when shellac and alcohol proportioning is 1: 4.
7. according to the described a kind of processing technique of artificial crystal diamond semi-finished products of claim 1, it is characterized in that: after steps A 7, also be provided with steps A 8 bases and bore cleaning, the base brill of collecting is put into alkali lye to be soaked 8-10 hour, PUR is dissolved, putting into acid solution again soaked 3-10 minute, put then as 3-8 in the remover minute,, dry after cleaning with 69 ℃-70 ℃ hot water injection.
8. according to the described a kind of processing technique of artificial crystal diamond semi-finished products of claim 7, it is characterized in that: alkali lye is sodium hydroxide solution in the steps A 8, and weight proportion is NaOH: water=5-7: 100.
9. according to the described a kind of processing technique of artificial crystal diamond semi-finished products of claim 7, it is characterized in that: acid solution is an oxalic acid solution in the steps A 8, and weight proportion is an oxalic acid: water=4: 100.
10. according to the described a kind of processing technique of artificial crystal diamond semi-finished products of claim 7, it is characterized in that: after steps A 8, also be provided with steps A 9 bases and bore check, cleaned base is bored the check graduation.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101545699A CN100503158C (en) | 2006-11-08 | 2006-11-08 | Processing technique of artificial crystal diamond semi-finished products |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101545699A CN100503158C (en) | 2006-11-08 | 2006-11-08 | Processing technique of artificial crystal diamond semi-finished products |
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| CN101176977A true CN101176977A (en) | 2008-05-14 |
| CN100503158C CN100503158C (en) | 2009-06-24 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102059747A (en) * | 2010-08-25 | 2011-05-18 | 重庆川仪自动化股份有限公司 | Method for forming sapphire square hole |
| CN104625891B (en) * | 2015-03-05 | 2016-08-24 | 欧卉 | Viscous anti-Jewel device |
| CN105921452A (en) * | 2016-04-28 | 2016-09-07 | 湖州师范学院 | Cleaning of rhinestone gluing powder and recycling process of cleaning liquid |
| CN106393457A (en) * | 2016-09-09 | 2017-02-15 | 中国地质大学（武汉） | Splints bonding piece and face replacing tool and method |
| CN111906082A (en) * | 2019-11-22 | 2020-11-10 | 张旭松 | Method for cleaning crystal with high inspection efficiency |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1186059A (en) * | 1966-11-02 | 1970-04-02 | Minol Ueda | Improvements relating to Grinding or Cutting a Workpiece |
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2006
- 2006-11-08 CN CNB2006101545699A patent/CN100503158C/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102059747A (en) * | 2010-08-25 | 2011-05-18 | 重庆川仪自动化股份有限公司 | Method for forming sapphire square hole |
| CN104625891B (en) * | 2015-03-05 | 2016-08-24 | 欧卉 | Viscous anti-Jewel device |
| CN105921452A (en) * | 2016-04-28 | 2016-09-07 | 湖州师范学院 | Cleaning of rhinestone gluing powder and recycling process of cleaning liquid |
| CN105921452B (en) * | 2016-04-28 | 2019-06-11 | 湖州师范学院 | A kind of cleaning of water drilling viscose glue powder and the circulation of cleaning solution reuse technique |
| CN106393457A (en) * | 2016-09-09 | 2017-02-15 | 中国地质大学（武汉） | Splints bonding piece and face replacing tool and method |
| CN111906082A (en) * | 2019-11-22 | 2020-11-10 | 张旭松 | Method for cleaning crystal with high inspection efficiency |
| CN111906082B (en) * | 2019-11-22 | 2021-07-06 | 张旭松 | Method for cleaning crystal with high inspection efficiency |
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|---|---|
| CN100503158C (en) | 2009-06-24 |
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Assignee: Jinhua Guanhua Crystal Co.,Ltd. Assignor: Chen Weixiang Contract record no.: 2011330000123 Denomination of invention: Processing technique of artificial crystal diamond semi-finished products Granted publication date: 20090624 License type: Exclusive License Open date: 20080514 Record date: 20110321 |
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Granted publication date: 20090624 Termination date: 20121108 |