CN105819672B - The smooth domestic glass ceramic production methods in surface - Google Patents
The smooth domestic glass ceramic production methods in surface Download PDFInfo
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- CN105819672B CN105819672B CN201610161114.3A CN201610161114A CN105819672B CN 105819672 B CN105819672 B CN 105819672B CN 201610161114 A CN201610161114 A CN 201610161114A CN 105819672 B CN105819672 B CN 105819672B
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- rotating disc
- flame polish
- flame
- shower nozzle
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Abstract
The invention discloses the domestic glass ceramic production methods that a kind of surface is smooth, it is characterised in that including following production stage：（1）Semifinished sheets produce；（2）The processing of product flame polish；（3）Product shaping；（4）Annealing.The method of the present invention, make made of domestic glass surface of ceramic products it is smooth, the fine crack of product surface substantially eliminates, burr and mat surface at the mouth of side eliminate, and it is changed into flat smooth, product appearance reaches regular and indeformable, and product quality meets GB/T30771《Domestic glass ceramics》Standard requirement.
Description
Technical field
The present invention relates to glass ceramics field, the smooth domestic glass ceramic production methods in specifically a kind of surface.
Background technology
GB/T30771《Domestic glass ceramics》In standard, glass ceramics is defined as " to be mutually made up of with glass crystalline phase
A kind of ceramic composite, typically by carrying out suitably heating so as to produce enough crystalline phases in vitreum to obtain to glass
." it is " supplying glass and ceramic product used in everyday " to the ceramic definition of domestic glass.
The ceramic outward appearance of domestic glass, type, purposes and domestic ceramics are close, but material is different from domestic ceramics, production
Technique is also different.The production technology of domestic glass ceramics is close with domestic glass but has difference, is by composite wood
The high melt of material, by hot-forming（Type is made using centrifugal drying in part type）, make to carrying out heat treatment through moulded products
Enough crystalline phases are produced in vitreum, so that product thermal shock resistance and intensity improve.Product through thermoforming can be present
Defect, expanded with heat and contract with cold because product can produce in thermoforming process, product is easy to produce modification or irregular, Chang Youmao at the mouth of side
The defects of thorn, is present, and product surface has the fine crack that eye can't see in substantial amounts of.Using routine cold grinding method,
Some defects of product surface can be eliminated, but effect is not ideal enough, and the fine crack of product surface can not be eliminated, so as to
Cause product surface smoothness poor, product surface compression declines, and intensity and thermal shock resistance decline.
Partly, pointedly, accurately with controllable Temperature Treatment, instead of traditional cold grinding method, Quan Mianhe
Product surface defect is effectively eliminated, is the problem of industry technology tackling key problem.Certain risk be present in this technological innovation, when technology not
Product can be caused all to scrap when ripe.Domestic glass ceramic production industry just carries out technology and Process Exploration in this regard,
It can particularly use on a production line, suitable for industrialization, so as to reach production efficiency height, steady quality is economical and practical
Effect.
The content of the invention
To solve the above problems, the invention provides a kind of smooth domestic glass ceramic production methods in surface.
The smooth domestic glass ceramic production methods in surface of the invention, it is characterised in that including following production stage：
（1）Semifinished sheets produce
Using conventional production process, glass ceramics raw material is taken glass paste to be formed, by glass paste in 1400-1420 DEG C of meltings
In the punching block on forcing press, by extrusion forming, the ceramic semi-finished product system of the domestic glass through shaping is made in metering input
Product；
（2）The processing of product flame polish
Semifinished sheets are handled in flame polish room；Rotating disc, graphite male model and 2 are provided with flame polish room
Individual burning shower nozzle, rotating disc are provided with support mould, wherein the fire jetting hole of No. 1 burning shower nozzle is located at periphery, the flame of No. 2 burning shower nozzles
Hole is located at centre, and graphite male model appearance is identical with the appearance of product inner chamber；
Semifinished sheets are positioned in the support mould on rotating disc；Start turn disc and drive support mould and product to turn
Dynamic, rotating speed is 50-60 turns per minute；Then rotating disc is first moved to below No. 1 burning shower nozzle, No. 1 shower nozzle lower end of burning
Fire jetting hole jets out flames, and flame polish is carried out to the side oral area position of the product of rotation, by the burr and dietary fibres at the mouth of product side
Melting, make it is smooth at the mouth of product side, the flame polish time be 2-3 seconds；Rotating disc is again by product below No. 1 burning shower nozzle
It is moved to below No. 2 burning shower nozzles, the fire jetting hole of No. 2 burning shower nozzle lower ends is jetted out flames, and fire is carried out to the surface of internal cavity of product
Flame polish, substantially eliminates the fine crack of product surface, and makes product surface of internal cavity smooth, and the flame polish time is 2-3 seconds,
Complete flame polish processing procedure；
Above-mentioned flame temperature is 900-1000 DEG C；
（Above-mentioned No. 1 burning shower nozzle is located at the fire jetting hole of periphery, and No. 2 burning shower nozzles are located at the fire jetting hole of centre, are according to system
The true form of product carries out what conventional adjustment was set, the side Kou Chu of the fire jetting hole alignment product of No. 1 burning shower nozzle, No. 2 burning sprays
The fire jetting hole of head is then in alignment with the inner chamber of product；The movement of above-mentioned rotating disc can use conventional rotation table device to be controlled）
（3）Product shaping
After product completes flame polish processing procedure, in being moved in 1-2 seconds with rotating disc, from below No. 2 burning shower nozzles
It is moved to below graphite male model；Rotating disc and product stop operating, and graphite male model lowers into product inner chamber, when graphite male model
When appearance and the appearance of product inner chamber are laminated, graphite male model stops declining and gone up after static 1-2 seconds to original position（This
Process is that the type that graphite male model is carried out to the product that shrinkage deformation is produced after flame polish corrects, and makes product is existing to become
Shape or irregular phenomenon eliminate）；
（The lifting of above-mentioned graphite male model can use conventional connecting rod lifting device to be controlled）
（4）Annealing
After product is shaped, using conventional annealing processing mode, made annealing treatment in annealing furnace in 550-570 DEG C
1-1.5 hours, domestic glass ceramic product is made.
The method of the present invention, make made of domestic glass surface of ceramic products it is smooth, the fine crack of product surface is basic
Eliminate, the burr and mat surface at the mouth of side eliminate, and are changed into flat smooth, and product appearance reaches regular and indeformable, product
Quality meets GB/T30771《Domestic glass ceramics》Standard requirement.
Brief description of the drawings
Fig. 1 is step of the present invention（2）Middle product carries out the device of flame polish processing.
Marked in figure：1 --- semifinished sheets；2 --- rotating disc；3 --- support mould；4 --- No. 1 burning shower nozzle；5——
No. 2 burning shower nozzles；6 --- fire jetting hole；7 --- graphite male model.
Embodiment
Embodiment：
The smooth domestic glass ceramic production methods in surface, it is characterised in that including following production stage：
（1）Semifinished sheets produce
Using conventional production process, glass ceramics raw material is taken to form glass paste in 1400 DEG C of meltings, glass paste is measured and thrown
Enter in the punching block on forcing press, by extrusion forming, the ceramic semifinished sheets of the domestic glass through shaping are made；
（2）The processing of product flame polish
Semifinished sheets are handled in flame polish room；Rotating disc, graphite male model and 2 are provided with flame polish room
Individual burning shower nozzle, rotating disc are provided with support mould, wherein the fire jetting hole of No. 1 burning shower nozzle is located at periphery, the flame of No. 2 burning shower nozzles
Hole is located at centre, and graphite male model appearance is identical with the appearance of product inner chamber；
Semifinished sheets are positioned in the support mould on rotating disc；Start turn disc and drive support mould and product to turn
Dynamic, rotating speed is 55 turns per minute；Then rotating disc is first moved to below No. 1 burning shower nozzle, the flame of No. 1 burning shower nozzle lower end
Hole jets out flames, and carries out flame polish to the side oral area position of the product of rotation, the burr at the mouth of product side and dietary fibres are melted,
Make it is smooth at the mouth of product side, the flame polish time be 2 seconds；Product is moved to No. 2 by rotating disc below No. 1 burning shower nozzle again
Burn below shower nozzle, the fire jetting hole of No. 2 burning shower nozzle lower ends is jetted out flames, and flame polish, base are carried out to the surface of internal cavity of product
The fine crack of this elimination product surface, and make product surface of internal cavity smooth, the flame polish time is 2 seconds, completes flame and throws
Light processing process；
Above-mentioned flame temperature is 950 DEG C；
（3）Product shaping
After product completes flame polish processing procedure, in being moved in 2 seconds with rotating disc, moved from below No. 2 burning shower nozzles
Move to graphite male model；Rotating disc and product stop operating, and graphite male model lowers into product inner chamber, when outside graphite male model
When table and the appearance of product inner chamber are laminated, graphite male model stops declining and gone up after static 1 second to original position；
（4）Annealing
After product is shaped, using conventional annealing processing mode, in 560 DEG C make annealing treatment 1 hour in annealing furnace,
Domestic glass ceramic product is made.
Domestic glass surface of ceramic products is smooth made of embodiment, and the fine crack of product surface substantially eliminates, side mouth
The burr and mat surface at place eliminate, and are changed into flat smooth, and product appearance reaches regular and indeformable, and product quality meets
GB/T30771《Domestic glass ceramics》Standard requirement.
Comparative example 1：Unlike embodiment, the temperature for the shower nozzle that burns is reduced to 800 DEG C, the product table through flame polish
Face smoothness is poor, and not smooth enough at the mouth of product side, product surface has more fine crack.
Comparative example 2：Unlike embodiment, the temperature for the shower nozzle that burns is promoted to 1150 DEG C, the product through flame polish
Deform, gross distortion at the mouth of product side.
Comparative example 3：Unlike embodiment, flame polish does not use No. 1 and No. 2 Liang Ge combustion chambers, is made respectively
The flame polish of product side mouth and surface of internal cavity, but be changed to only with a single combustion chamber, disposably to product side mouth and
Surface of internal cavity carries out flame polish.Product side mouth and surface of internal cavity through disposable flame polish are all not smooth enough.
Comparative example 4：Unlike embodiment, the product after flame polish is without the shaping of graphite male model, product
The shrinkage deformation at the mouth of side is being produced after flame polish, is causing product irregular.
Comparative example 5：Unlike embodiment, graphite male model is not used in product shaping, but uses steel male model, system
After product are shaped, product inner chamber produces friction vestige, and product surface of internal cavity is rough, and the compression of product surface declines.
Comparative example 6：It is public to graphite after the completion of product is from after the flame polish of No. 2 burning shower nozzles unlike embodiment
Traveling time below mould is changed to 5 seconds, and products temperature fall is too big, and product plasticity declines, and product is opened in reforming process
Split and scrap.
Claims (1)
1. the smooth domestic glass ceramic production methods in surface, it is characterised in that including following production stage：
（1）Semifinished sheets produce
Using conventional production process, glass ceramics raw material is taken to form glass paste in 1400-1420 DEG C of meltings, glass paste is measured
In the punching block on forcing press, by extrusion forming, the ceramic semifinished sheets of the domestic glass through shaping are made in input；
（2）The processing of product flame polish
Semifinished sheets are handled in flame polish room；Rotating disc, graphite male model and 2 combustions are provided with flame polish room
Shower nozzle is burnt, rotating disc is provided with support mould, wherein the fire jetting hole of No. 1 burning shower nozzle is located at periphery, the fire jetting hole of No. 2 burning shower nozzles is set
In centre, graphite male model appearance is identical with the appearance of product inner chamber；
Semifinished sheets are positioned in the support mould on rotating disc；Start turn disc and drive support mould and product to rotate, turn
Speed is 50-60 turns per minute；Then rotating disc is first moved to below No. 1 burning shower nozzle, the flame of No. 1 burning shower nozzle lower end
Hole jets out flames, and carries out flame polish to the side oral area position of the product of rotation, the flame polish time is 2-3 seconds；Rotating disc is again
Product is moved to below No. 2 burning shower nozzles below No. 1 burning shower nozzle, the fire jetting hole of No. 2 burning shower nozzle lower ends jets out flames,
Flame polish is carried out to the surface of internal cavity of product, the flame polish time is 2-3 seconds, completes flame polish processing procedure；
Above-mentioned flame temperature is 900-1000 DEG C；
（3）Product shaping
After product completes flame polish processing procedure, in being moved in 1-2 seconds with rotating disc, moved from below No. 2 burning shower nozzles
To graphite male model；Rotating disc and product stop operating, and graphite male model lowers into product inner chamber, when the appearance of graphite male model
When being laminated with the appearance of product inner chamber, graphite male model stops declining and gone up after static 1-2 seconds to original position；
（4）Annealing
After product is shaped, using conventional annealing processing mode, carried out in annealing furnace in 550-570 DEG C annealing 1-
1.5 hours, domestic glass ceramic product is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610161114.3A CN105819672B (en) | 2016-03-21 | 2016-03-21 | The smooth domestic glass ceramic production methods in surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610161114.3A CN105819672B (en) | 2016-03-21 | 2016-03-21 | The smooth domestic glass ceramic production methods in surface |
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| Publication Number | Publication Date |
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| CN105819672A CN105819672A (en) | 2016-08-03 |
| CN105819672B true CN105819672B (en) | 2018-04-06 |
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| CN201610161114.3A Active CN105819672B (en) | 2016-03-21 | 2016-03-21 | The smooth domestic glass ceramic production methods in surface |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109336397B (en) * | 2018-10-18 | 2021-08-10 | 福建省德化龙顺陶瓷有限公司 | Daily glass ceramic with smooth surface and preparation method thereof |
| CN114380487A (en) * | 2021-12-30 | 2022-04-22 | 江苏铁锚玻璃股份有限公司 | Glass edge polishing method and flame polishing device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1754846A (en) * | 2004-09-29 | 2006-04-05 | 一品光学工业股份有限公司 | Modelling optical element production method |
| CN101851066A (en) * | 2010-06-13 | 2010-10-06 | 湖州岱兴电器制品有限公司 | Pot-shaped glass-ceramic panel and manufacturing method thereof |
| CN103613269A (en) * | 2013-04-22 | 2014-03-05 | 罗海涛 | Manufacturing method for glass hand basin or glass foot basin |
| CN103803780A (en) * | 2013-12-27 | 2014-05-21 | 施晓霞 | Preparation method of crystal pot for cooking |
-
2016
- 2016-03-21 CN CN201610161114.3A patent/CN105819672B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1754846A (en) * | 2004-09-29 | 2006-04-05 | 一品光学工业股份有限公司 | Modelling optical element production method |
| CN101851066A (en) * | 2010-06-13 | 2010-10-06 | 湖州岱兴电器制品有限公司 | Pot-shaped glass-ceramic panel and manufacturing method thereof |
| CN103613269A (en) * | 2013-04-22 | 2014-03-05 | 罗海涛 | Manufacturing method for glass hand basin or glass foot basin |
| CN103803780A (en) * | 2013-12-27 | 2014-05-21 | 施晓霞 | Preparation method of crystal pot for cooking |
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Inventor after: Zhan Yichun Inventor after: Cai Jianxi Inventor after: Cai Yanying Inventor after: He Fei Inventor after: Zhang Cunhao Inventor after: Zhan Jianhuai Inventor after: Peng Cheng Inventor after: Lin Weihua Inventor before: Zhan Jianhuai |
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