CN102920521B - Porcelain tooth shade guide and production method of colorimetric dental films of porcelain tooth shade guide - Google Patents
Porcelain tooth shade guide and production method of colorimetric dental films of porcelain tooth shade guide Download PDFInfo
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- CN102920521B CN102920521B CN201210448100.1A CN201210448100A CN102920521B CN 102920521 B CN102920521 B CN 102920521B CN 201210448100 A CN201210448100 A CN 201210448100A CN 102920521 B CN102920521 B CN 102920521B
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Abstract
The invention provides a porcelain tooth shade guide and a production method of colorimetric dental films of the porcelain tooth shade guide and aims at enabling the colorimetric dental films of porcelain tooth shade guide to be identical to color and gloss of dermal teeth as far as possible. The porcelain tooth shade guide comprises a plurality of colorimetric dental film assemblies, and each colorimetric dental film assembly comprises a colorimetric dental film and a color scale handle. Each colorimetric dental film is formed by a metal base and multilayer veneering porcelain which is divided into a transparent porcelain layer, an incisal porcelain layer, a body porcelain layer and two layers of masking porcelain sequentially from the surface to the inside, and the metal base is fixedly connected with one end of the color scale handle through a screw. The colorimetric dental films of the porcelain tooth shade guide are nearly identical to clinical porcelain tooth prosthesis and dermal teeth in color and gloss, and therefore the porcelain tooth shade guide is reliable in accuracy when being used for guiding clinical color selection and color matching, is obviously prior to the traditional shade guide and can thoroughly solve the problem of inaccurate color matching which puzzles dentists for many years. Each batch of colorimetric dental films are all quantized, standardized and unitized in shape, size and thickness, and therefore the colorimetric dental films can be massively produced.
Description
Technical field
The present invention relates to the preparation method of a kind of color matching plate and colorimetric tooth sheet thereof.
Background technology
A baking-ceramic tooth is worn in patient's mouth, reach the effect of mixing the spurious with the genuine, and except form is true to nature, when the more important thing is that comparison is observed under available light environment, color is consistent with the dermal tooth of patient or close with gloss.But Conventional shade guides that baking-ceramic tooth selects color to match colors but has inevitable defect to instruct doctor to make.Such as, the color matching plate that each producer the produces color color corresponding with the baking-ceramic tooth porcelain powder that oneself is produced is not mated, and enamel coating is thicker, and incident illumination is almost absorbed entirely.In a word, in the colorimetric tooth sheet on Conventional shade guides and clinical baking-ceramic tooth dummy and mouth, the visual consistency of dermal tooth is unsatisfactory, has not yet to see domestic and international correlative theses or patent documentation provides solution.
At present, the processing technology of clinical baking-ceramic tooth dummy facing porcelain part mainly the manual heap of skilled worker build, toast polishing, glazing, polishing.Have scholar for conducting a research, entirely pile according to clinical baking-ceramic tooth dummy processing technology the baking-ceramic tooth built by hand, but also be all difficult to meet demand in each side such as form, size, thin and thicks, its color is also unstable.
Summary of the invention
The invention provides the preparation method of a kind of color matching plate and colorimetric tooth sheet thereof, with make the colorimetric tooth sheet of color board reach with the color of dermal tooth and gloss consistent as far as possible.
The present invention proposes following solution.
A kind of color matching plate, comprise several colorimetric tooth chip modules, each colorimetric tooth chip module comprises colorimetric tooth sheet and colour code handle, its special character is: described colorimetric tooth sheet is made up of metallic substrates and multilamellar facing porcelain, multilamellar facing porcelain is by showing to being innerly followed successively by transparent enamel coating, cutting end enamel coating, body enamel coating and two-layer screening color porcelain, and described metallic substrates is fixedly connected with by screw one end with colour code handle.
There is one deck enamel on above-mentioned transparent enamel coating surface also bake.
The present invention gives the preparation method preparing above-mentioned colorimetric tooth sheet.The method comprises the following steps:
(1) metallic substrates is prepared
First make die at the bottom of a cerul, turned over and make half-and-half type former, suppress metallic substrates waxing die with half-and-half type former; With refractory material embedding metallic substrates waxing die, carry out casting, repair, polish, it is for subsequent use to clean rearmounted porcelain furnace oxidation processes;
(2) facing porcelain part is fired in layering
(2.1) upper screening color porcelain: the screening color porcelain of brushing pasty state in the metallic substrates prepared at twice enters porcelain furnace, the screening color porcelain standard barbecue program provided by producer belonging to porcelain powder carries out hiding the bake of color porcelain;
(2.2) upper body porcelain: metallic substrates bake being hidden well color porcelain is placed in the Lower Half of the half-and-half type former of precast body porcelain form, adjust and mix in metallic substrates that body porcelain is placed in now, the first half of half-and-half type former of closing is compressing, take out laggard porcelain furnace, the body porcelain standard barbecue program provided by producer belonging to porcelain powder carries out the bake of body porcelain;
(2.3) end porcelain is cut on: adopt the molding mode identical with body porcelain to suppress to cut and hold porcelain molding, (namely, the metallic substrates of good for bake body porcelain is placed in the prefabricated half-and-half type former cutting end porcelain form, put appropriate adjust mix to cut end porcelain compressing on body porcelain) take out laggard porcelain furnace, end porcelain standard of the cutting barbecue program provided by producer belonging to porcelain powder carries out cutting the bake of end porcelain;
(2.4) upper transparent porcelain: adopt the molding mode identical with body porcelain to suppress transparent porcelain molding, take out laggard porcelain furnace, the transparent porcelain standard barbecue program provided by producer belonging to porcelain powder carries out the bake of transparent porcelain;
(2.5) glazing: directly transparent porcelain on the surface vitreous enamel roast (this operation is comparatively simple, and the vitreous enamel provided according to producer is roasted standardization program and carried out).
The present invention has the following advantages:
The present invention is as the instrument instructing the color matching of clinical color matching, and form is true to nature, almost identical with gloss with the color of clinical baking-ceramic tooth dummy and dermal tooth; Be used for instructing the clinical color accuracy of matching colors that selects reliable, be obviously better than Conventional shade guides, thoroughly can solve puzzlement dentist and to match colors for many years an inaccurate difficult problem.
Colorimetric tooth sheet every batch of form, size, thin and thick quantizes completely, standardization, unitized, can be mass.
According to preparation method of the present invention, go for the porcelain powder of any brand, for each baking-ceramic tooth Ci Fen producer provides the color board corresponding with porcelain powder.
Accompanying drawing explanation
Fig. 1 is the structural representation of each colorimetric tooth chip module of color board of the present invention.
Wherein, the transparent enamel coating of 1-; 2-cuts end enamel coating; 3-body enamel coating; 4-two-layer screening color porcelain; 5-metallic substrates; 6-screw; 7-colour code handle.
Detailed description of the invention
Color matching plate of the present invention comprises several colorimetric tooth chip modules, wherein each colorimetric tooth chip module comprises colorimetric tooth sheet and colour code handle, as shown in Figure 1, each colorimetric tooth sheet is formed by metallic substrates and multilamellar facing porcelain, multilamellar facing porcelain is by showing to being innerly followed successively by transparent enamel coating, cutting end enamel coating, body enamel coating and two-layer screening color porcelain, at transparent enamel coating surface bake one deck enamel again; Metallic substrates is fixedly connected with by screw one end with colour code handle.
The manufacturing process of each colorimetric tooth sheet is wherein as follows:
First make metallic substrates part: first make die at the bottom of a cerul, then turn over and make half-and-half type former, use half-and-half type former, can batch pressed metal substrate waxing die with half-and-half type former, refractory material embeds, hot investment casting, finishing polishing, sandblasting is cleaned, and it is for subsequent use to give oxidation processes.(also can directly use CNC milling machine machine-shaping).
Then layering bake facing porcelain part successively on the metallic substrate:
(1) upper screening color porcelain: first pass pasty state on the metallic substrates manual brushing prepared is hidden color porcelain and enters porcelain furnace, the baking-ceramic tooth of the standard provided by producer hides color porcelain barbecue program barbecue, and pasty state screening color porcelain need coat twice.
(2) upper body porcelain: the metallic substrates of baked screening color porcelain is positioned over special half-and-half type to be had in the former Lower Half of body porcelain form, tune is mixed appropriate body porcelain and is placed in metallic substrates, the first half that closes is compressing, take out laggard porcelain furnace, the body porcelain barbecue standardization program provided by producer is fired rear for subsequent use.
(3) end porcelain is cut on: the molding mode consubstantiality porcelain cutting end porcelain is the same, and then follow procedure is fired.
(4) upper transparent porcelain: the forming mode of transparent porcelain holds porcelain identical with body porcelain with cutting, and then follow procedure is fired.
(5) glazing: different from clinical baking-ceramic tooth, because be mould molding, so without the need to polishing before glazing, directly upper vitreous enamel barbecue (being also the standardization program provided according to producer) completes.
The present invention adopts three molds can form a facing porcelain integral forming technique streamline.The facing porcelain that can complete a colorimetric tooth for 2 ~ 3 minutes is constructed, and by effective time 6 hours, can produce more than 120 colorimetric teeth daily, thus realize mass production.
Example: loose wind halo porcelain powder A1 colour code (colorimetric tooth chip module) manufacturing process
Material and equipment: ni-cr porcelain alloy (Shanghai Chang Ping), loose wind Halo porcelain powder (Japan), Deng Shibai C type porcelain furnace (Germany), prefabricated metal substrate waxing die mould and facing porcelain layering mould.
Metallic substrates part: mould pressed metal substrate wax die is several, produces the embedding of " Beiyuan " board baking-ceramic tooth fire-resistant embedded material with Luoyang, high frequency hot investment casting, revises polishing sandblasting, the rearmounted porcelain furnace of ultrasonic waves for cleaning is warming up to 980 DEG C to give oxidation processes for subsequent use.
Facing porcelain part:
(1) hide chromatograph: brush loose wind HaloA1 color pasty state on the metallic substrate and hide color porcelain, the baking-ceramic tooth of the standard of giving by producer hides color porcelain and fires program and roast one time, then overcoating one time, for subsequent use after secondary barbecue.
(2) body enamel coating: the metallic substrates one being scribbled A1 color screening color porcelain is positioned over the former Lower Half that half-and-half type has body porcelain form, labial surface upwards, tune is mixed appropriate loose wind HaloA1 colour solid porcelain and is placed in metallic substrates, after the first half that closes is compressing, the baking-ceramic tooth body porcelain barbecue program of the standard provided by producer is fired for subsequent use.
(3) cut end porcelain part: loose wind Halo is cut end porcelain 57 (" 57 " are self model of these commodity) the second cover cut end porcelain mold (method is the same) compacting cut hold porcelain molding after roast for subsequent use.
(4) transparent enamel coating: by loose wind Halo T porcelain, with the 3rd cover transparent porcelain mold as above method roast for subsequent use after suppressing transparent enamel coating molding.
(5) glazing: different with clinical baking-ceramic tooth, because of mould molding, therefore without the need to correction of the flank shape of polishing, can directly glazing, the standard provided by producer barbecue program has been fired.
Through the clinical baking-ceramic tooth dummy comparison with corresponding color number, the loose wind halo porcelain powder A1 colour code prepared according to the method described above, form is true to nature, and color is almost identical with corresponding clinical baking-ceramic tooth dummy with gloss; Be used for instructing the clinical color accuracy of matching colors that selects reliable, be obviously better than Conventional shade guides, thoroughly can solve puzzlement dentist and to match colors for many years an inaccurate difficult problem.
In addition, according to preparation method of the present invention, go for the porcelain powder of any brand, for each baking-ceramic tooth Ci Fen producer provides the color board corresponding to porcelain powder.Colorimetric tooth sheet every batch of form, size, thin and thick quantizes completely, standardization, and unitized, with clinical baking-ceramic tooth dummy homogeneity with the same fired temperature of material, final color is identical, realizes zero color difference.
Claims (1)
1. a preparation method for colorimetric tooth sheet, comprises the following steps:
(1) metallic substrates is prepared
First make die at the bottom of a cerul, turned over and make half-and-half type former, suppress metallic substrates waxing die with half-and-half type former; With refractory material embedding metallic substrates waxing die, carry out casting, repair, polish, it is for subsequent use to clean rearmounted porcelain furnace oxidation processes;
(2) facing porcelain part is fired in layering
(2.1) upper screening color porcelain: the screening color porcelain of brushing pasty state in the metallic substrates prepared at twice enters porcelain furnace, the screening color porcelain standard barbecue program provided by producer belonging to porcelain powder carries out hiding the bake of color porcelain;
(2.2) upper body porcelain: metallic substrates bake being hidden well color porcelain is placed in the Lower Half of the half-and-half type former of precast body porcelain form, adjust and mix in metallic substrates that body porcelain is placed in now, the first half of half-and-half type former of closing is compressing, take out laggard porcelain furnace, the body porcelain standard barbecue program provided by producer belonging to porcelain powder carries out the bake of body porcelain;
(2.3) cut end porcelain on: adopt the molding mode identical with body porcelain to suppress to cut and hold porcelain molding, take out laggard porcelain furnace, end porcelain standard of the cutting barbecue program provided by producer belonging to porcelain powder carries out cutting the bake of end porcelain;
(2.4) upper transparent porcelain: adopt the molding mode identical with body porcelain to suppress transparent porcelain molding, take out laggard porcelain furnace, the transparent porcelain standard barbecue program provided by producer belonging to porcelain powder carries out the bake of transparent porcelain;
(2.5) glazing: directly transparent porcelain on the surface vitreous enamel roasted.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210448100.1A CN102920521B (en) | 2012-11-09 | 2012-11-09 | Porcelain tooth shade guide and production method of colorimetric dental films of porcelain tooth shade guide |
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| CN201210448100.1A CN102920521B (en) | 2012-11-09 | 2012-11-09 | Porcelain tooth shade guide and production method of colorimetric dental films of porcelain tooth shade guide |
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| CN102920521A CN102920521A (en) | 2013-02-13 |
| CN102920521B true CN102920521B (en) | 2015-04-08 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104557151B (en) * | 2014-12-31 | 2019-11-15 | 东莞市爱嘉义齿有限公司 | The glazing method of Metal-porcelain artificial tooth |
| CN105250042A (en) * | 2015-09-15 | 2016-01-20 | 毛岭 | Dental fluorosis porcelain coating colorimetric plate and preparation method therefor |
| CN106495704B (en) * | 2016-10-13 | 2019-06-25 | 东莞定远陶齿制品有限公司 | A kind of manufacture craft carrying out colorimetric porcelain block using heap porcelain |
| CN112914767A (en) * | 2021-01-28 | 2021-06-08 | 东莞市爱嘉义齿有限公司 | Customized fixed denture porcelain baking process |
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|---|---|---|---|---|
| US4392829A (en) * | 1981-03-31 | 1983-07-12 | Asami Tanaka | Metal-porcelain dental restoration and method of making |
| US5240414A (en) * | 1993-01-05 | 1993-08-31 | Thompson Charles C | Method for shade selection in restorative dentistry |
| US5725372A (en) * | 1996-03-20 | 1998-03-10 | Leon; Joel | Tooth shade guide |
| CN201295302Y (en) * | 2008-11-13 | 2009-08-26 | 日照沪鸽齿科工业有限公司 | False tooth colorimetric-plate |
| CN101669879A (en) * | 2009-10-10 | 2010-03-17 | 中国人民解放军第四军医大学 | Method for preparing a series of matching color dental titanium porcelain powders |
| CN202892139U (en) * | 2012-11-09 | 2013-04-24 | 吴瑛 | Porcelain tooth shade guide |
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2012
- 2012-11-09 CN CN201210448100.1A patent/CN102920521B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4392829A (en) * | 1981-03-31 | 1983-07-12 | Asami Tanaka | Metal-porcelain dental restoration and method of making |
| US5240414A (en) * | 1993-01-05 | 1993-08-31 | Thompson Charles C | Method for shade selection in restorative dentistry |
| US5725372A (en) * | 1996-03-20 | 1998-03-10 | Leon; Joel | Tooth shade guide |
| CN201295302Y (en) * | 2008-11-13 | 2009-08-26 | 日照沪鸽齿科工业有限公司 | False tooth colorimetric-plate |
| CN101669879A (en) * | 2009-10-10 | 2010-03-17 | 中国人民解放军第四军医大学 | Method for preparing a series of matching color dental titanium porcelain powders |
| CN202892139U (en) * | 2012-11-09 | 2013-04-24 | 吴瑛 | Porcelain tooth shade guide |
Non-Patent Citations (1)
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| 张方明."牙体缺损的修复".《口腔修复技术与工艺》.河北科学技术出版社,2001,第66～78页. * |
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