CN105948472A - Tempered glass processing technology - Google Patents
Tempered glass processing technology Download PDFInfo
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- CN105948472A CN105948472A CN201610437691.0A CN201610437691A CN105948472A CN 105948472 A CN105948472 A CN 105948472A CN 201610437691 A CN201610437691 A CN 201610437691A CN 105948472 A CN105948472 A CN 105948472A
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- glass
- passed
- annealing furnace
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- nitrogen
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B27/00—Tempering or quenching glass products
- C03B27/02—Tempering or quenching glass products using liquid
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B27/00—Tempering or quenching glass products
- C03B27/012—Tempering or quenching glass products by heat treatment, e.g. for crystallisation; Heat treatment of glass products before tempering by cooling
-
- 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
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- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Surface Treatment Of Glass (AREA)
Abstract
The invention discloses a tempered glass processing technology. The processing technology mainly comprises the following steps of glass surface cleaning, glass preheating, silicon dioxide powder spraying on the glass surface, high power heating on glass, cooling liquid spraying for cooling and natural cooling. According to the tempered glass processing technology, the production technology is simple, the made tempered glass has high surface stress and toughness, and the yield is increased; meanwhile, cooling is conducted by adopting a cooling liquid, the cooling speed can be increased, and the tempered glass cannot burst.
Description
Technical field
The present invention relates to safety glass processing technique field, be specially a kind of safety glass processing technique.
Background technology
Safety glass is a kind of prestressed glass in fact, for improving the intensity of glass, generally use method chemically or physically, compressive stress is formed at glass surface, first skin stress is offset when glass bears external force, thus improve bearing capacity, reinforcing glass self anti-wind pressure, cold and summer-heat, impact etc., during using Physical to manufacture safety glass, need simple glass is warming up to tempering temperature, cool down the most rapidly, form prestressing force, but, glass heats up too fast, easily it is heated inequality, glass quality is caused to decline, in addition, during being cooled into prestressing force rapidly, easily produce self-destruction, this is because prestressing force forms the bad control of size, prestressing force is the biggest, toughening degree is the highest, self-destruction rate is the highest, cause yield rate low.
Summary of the invention
It is an object of the invention to provide a kind of safety glass processing technique, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, the present invention provides following technical scheme: a kind of safety glass processing technique, mainly comprises the steps that
A, cleaning glass surface: use decontamination cleanser that glass surface carries out decontamination process, after decontamination cleaning, glass surface is dried；
B, glass is preheated: glass horizontal is pushed in annealing furnace, and be passed through nitrogen, annealing furnace is slowly heated, make the temperature from ambient of glass surface rise to 180 DEG C-220 DEG C, constant temperature 2min-3min afterwards, close nitrogen；
C, glass surface spray layer of silicon dioxide powder: glass is pulled out from annealing furnace, at a diameter of SiO 2 powder of 0.6 micron of its surface spraying one layer, the most again glass is pushed annealing furnace；
D, glass is carried out high-power heating: annealing furnace temperature is slowly increased to 650 DEG C-700 DEG C, heating process is passed through nitrogen, afterwards constant temperature 1min-2min,
E, coolant spraying cooling: being pulled out from annealing furnace by glass, spray rapidly coolant on its surface, spray time is 2min；
F, natural cooling: afterwards glass is placed on ventilation and carries out natural cooling, i.e. obtain safety glass.
Preferably, in step E, the component of coolant includes disodiumedetate 5-10 part, cocoanut fatty acid diethanolamide 5-8 part, silicone oil 10-15 part, propylene glycol 10-20 part, ten phosphate dihydrate sodium 5-12 parts by weight.
Preferably, the nitrogen flow being passed through in step B is 300-500ml/min, and the time being passed through is 1min-2min.
Preferably, the nitrogen flow being passed through in step D is 500-800 ml/min, and the time being passed through is 2min-4min.
Compared with prior art, the invention has the beneficial effects as follows: processing technology of the present invention is simple, the safety glass prepared has higher surface stress and toughness, improve yields, the present invention is passed through a certain amount of nitrogen preheating in high-power heating process, it is prevented from glass surface oxidation, is able to ensure that glass uniform force simultaneously；It addition, the present invention uses coolant mode to cool down, coolant is nonpoisonous and tasteless, environment friendly and pollution-free, it is possible to accelerating rate of cooling, rate of cooling is uniform, it is ensured that safety glass will not occur Decrepitation Phenomena.
Detailed description of the invention
Below the technical scheme in the embodiment of the present invention is clearly and completely described; obviously; described embodiment is only a part of embodiment of the present invention; rather than whole embodiments; based on the embodiment in the present invention; the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly falls into the scope of protection of the invention.
Embodiment one:
The present invention provides a kind of technical scheme: a kind of safety glass processing technique, mainly comprises the steps that
A, cleaning glass surface: use decontamination cleanser that glass surface carries out decontamination process, after decontamination cleaning, glass surface is dried；
B, glass is preheated: glass horizontal is pushed in annealing furnace, and be passed through nitrogen, annealing furnace is slowly heated, make the temperature from ambient of glass surface rise to 180 DEG C, constant temperature 2min afterwards, close nitrogen；
C, glass surface spray layer of silicon dioxide powder: glass is pulled out from annealing furnace, at a diameter of SiO 2 powder of 0.6 micron of its surface spraying one layer, the most again glass is pushed annealing furnace；
D, glass is carried out high-power heating: annealing furnace temperature is slowly increased to 650 DEG C, heating process is passed through nitrogen, afterwards constant temperature 1min；
E, coolant spraying cooling: being pulled out from annealing furnace by glass, spray rapidly coolant on its surface, spray time is 2min；
F, natural cooling: afterwards glass is placed on ventilation and carries out natural cooling, i.e. obtain safety glass.
In the present embodiment, in step E, the component of coolant includes disodiumedetate 5 parts, cocoanut fatty acid diethanolamide 5 parts, silicone oil 10 parts, propylene glycol 10 parts, 5 parts of ten phosphate dihydrate sodium by weight.
In the present embodiment, the nitrogen flow being passed through in step B is 300ml/min, and the time being passed through is 1min.
In the present embodiment, the nitrogen flow being passed through in step D is 500-800ml/min, and the time being passed through is 2min.
Embodiment two:
The present invention provides a kind of technical scheme: a kind of safety glass processing technique, mainly comprises the steps that
A, cleaning glass surface: use decontamination cleanser that glass surface carries out decontamination process, after decontamination cleaning, glass surface is dried；
B, glass is preheated: glass horizontal is pushed in annealing furnace, and be passed through nitrogen, annealing furnace is slowly heated, make the temperature from ambient of glass surface rise to 190 DEG C, constant temperature 2.5min afterwards, close nitrogen；
C, glass surface spray layer of silicon dioxide powder: glass is pulled out from annealing furnace, at a diameter of SiO 2 powder of 0.6 micron of its surface spraying one layer, the most again glass is pushed annealing furnace；
D, glass is carried out high-power heating: annealing furnace temperature is slowly increased to 660 DEG C, heating process is passed through nitrogen, afterwards constant temperature 1.5min；
E, coolant spraying cooling: being pulled out from annealing furnace by glass, spray rapidly coolant on its surface, spray time is 2min；
F, natural cooling: afterwards glass is placed on ventilation and carries out natural cooling, i.e. obtain safety glass.
In the present embodiment, in step E, the component of coolant includes disodiumedetate 6 parts, cocoanut fatty acid diethanolamide 6 parts, silicone oil 11 parts, propylene glycol 12 parts, 6 parts of ten phosphate dihydrate sodium by weight.
In the present embodiment, the nitrogen flow being passed through in step B is 350ml/min, and the time being passed through is 1.5min.
In the present embodiment, the nitrogen flow being passed through in step D is 600ml/min, and the time being passed through is 2.5min.
Embodiment three:
The present invention provides a kind of technical scheme: a kind of safety glass processing technique, mainly comprises the steps that
A, cleaning glass surface: use decontamination cleanser that glass surface carries out decontamination process, after decontamination cleaning, glass surface is dried；
B, glass is preheated: glass horizontal is pushed in annealing furnace, and be passed through nitrogen, annealing furnace is slowly heated, make the temperature from ambient of glass surface rise to 220 DEG C, constant temperature 3min afterwards, close nitrogen；
C, glass surface spray layer of silicon dioxide powder: glass is pulled out from annealing furnace, at a diameter of SiO 2 powder of 0.6 micron of its surface spraying one layer, the most again glass is pushed annealing furnace；
D, glass is carried out high-power heating: annealing furnace temperature is slowly increased to 700 DEG C, heating process is passed through nitrogen, afterwards constant temperature 2min；
E, coolant spraying cooling: being pulled out from annealing furnace by glass, spray rapidly coolant on its surface, spray time is 2min；
F, natural cooling: afterwards glass is placed on ventilation and carries out natural cooling, i.e. obtain safety glass.
In the present embodiment, in step E, the component of coolant includes disodiumedetate 10 parts, cocoanut fatty acid diethanolamide 8 parts, silicone oil 15 parts, propylene glycol 20 parts, 12 parts of ten phosphate dihydrate sodium by weight.
In the present embodiment, the nitrogen flow being passed through in step B is 500ml/min, and the time being passed through is 2min.
In the present embodiment, the nitrogen flow being passed through in step D is 800 ml/min, and the time being passed through is 4min.
Embodiment four:
The present invention provides a kind of technical scheme: a kind of safety glass processing technique, mainly comprises the steps that
A, cleaning glass surface: use decontamination cleanser that glass surface carries out decontamination process, after decontamination cleaning, glass surface is dried；
B, glass is preheated: glass horizontal is pushed in annealing furnace, and be passed through nitrogen, annealing furnace is slowly heated, make the temperature from ambient of glass surface rise to 200 DEG C, constant temperature 2.5min afterwards, close nitrogen；
C, glass surface spray layer of silicon dioxide powder: glass is pulled out from annealing furnace, at a diameter of SiO 2 powder of 0.6 micron of its surface spraying one layer, the most again glass is pushed annealing furnace；
D, glass is carried out high-power heating: annealing furnace temperature is slowly increased to 680 DEG C, heating process is passed through nitrogen, afterwards constant temperature 1.5min；
E, coolant spraying cooling: being pulled out from annealing furnace by glass, spray rapidly coolant on its surface, spray time is 2min；
F, natural cooling: afterwards glass is placed on ventilation and carries out natural cooling, i.e. obtain safety glass.
In the present embodiment, in step E, the component of coolant includes disodiumedetate 7 parts, cocoanut fatty acid diethanolamide 6 parts, silicone oil 13 parts, propylene glycol 15 parts, 8 parts of ten phosphate dihydrate sodium by weight.
In the present embodiment, the nitrogen flow being passed through in step B is 400ml/min, and the time being passed through is 1.5min.
In the present embodiment, the nitrogen flow being passed through in step D is 650 ml/min, and the time being passed through is 3min.
Processing technology of the present invention is simple, the safety glass prepared has higher surface stress and toughness, improves yields, is passed through a certain amount of nitrogen preheating in the present invention in high-power heating process, it is prevented from glass surface oxidation, is able to ensure that glass uniform force simultaneously；It addition, the present invention uses coolant mode to cool down, coolant is nonpoisonous and tasteless, environment friendly and pollution-free, it is possible to accelerating rate of cooling, rate of cooling is uniform, it is ensured that safety glass will not occur Decrepitation Phenomena.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, being appreciated that and these embodiments can carry out multiple change without departing from the principles and spirit of the present invention, revise, replace and modification, the scope of the present invention be defined by the appended.
Claims (4)
1. a safety glass processing technique, it is characterised in that: mainly comprise the steps that
A, cleaning glass surface: use decontamination cleanser that glass surface carries out decontamination process, after decontamination cleaning, glass surface is dried；
B, glass is preheated: glass horizontal is pushed in annealing furnace, and be passed through nitrogen, annealing furnace is slowly heated, make the temperature from ambient of glass surface rise to 180 DEG C-220 DEG C, constant temperature 2min-3min afterwards, close nitrogen；
C, glass surface spray layer of silicon dioxide powder: glass is pulled out from annealing furnace, at a diameter of SiO 2 powder of 0.6 micron of its surface spraying one layer, the most again glass is pushed annealing furnace；
D, glass is carried out high-power heating: annealing furnace temperature is slowly increased to 650 DEG C-700 DEG C, heating process is passed through nitrogen, afterwards constant temperature 1min-2min,
E, coolant spraying cooling: being pulled out from annealing furnace by glass, spray rapidly coolant on its surface, spray time is 2min；
F, natural cooling: afterwards glass is placed on ventilation and carries out natural cooling, i.e. obtain safety glass.
A kind of safety glass processing technique the most according to claim 1, it is characterised in that: in step E, the component of coolant includes disodiumedetate 5-10 part, cocoanut fatty acid diethanolamide 5-8 part, silicone oil 10-15 part, propylene glycol 10-20 part, ten phosphate dihydrate sodium 5-12 parts by weight.
A kind of safety glass processing technique the most according to claim 1, it is characterised in that: the nitrogen flow being passed through in step B is 300-500ml/min, and the time being passed through is 1min-2min.
A kind of safety glass processing technique the most according to claim 1, it is characterised in that: the nitrogen flow being passed through in step D is 500-800 ml/min, and the time being passed through is 2min-4min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610437691.0A CN105948472A (en) | 2016-06-20 | 2016-06-20 | Tempered glass processing technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610437691.0A CN105948472A (en) | 2016-06-20 | 2016-06-20 | Tempered glass processing technology |
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| CN105948472A true CN105948472A (en) | 2016-09-21 |
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| CN201610437691.0A Pending CN105948472A (en) | 2016-06-20 | 2016-06-20 | Tempered glass processing technology |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107979660A (en) * | 2016-10-24 | 2018-05-01 | 宇龙计算机通信科技(深圳)有限公司 | A kind of mobile phone glass cover board and its preparation process and mobile terminal with interior engraving patterns |
| CN109437532A (en) * | 2018-12-28 | 2019-03-08 | 中建材蚌埠玻璃工业设计研究院有限公司 | A kind of glass tempering furnace and its application method modified for surface |
| CN109721229A (en) * | 2019-03-14 | 2019-05-07 | 嘉兴安东尼技术玻璃有限公司 | The process units of tempered glass |
| CN110255873A (en) * | 2019-07-09 | 2019-09-20 | 重庆悦光钢化玻璃有限公司 | A kind of tempered glass processing method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103482885A (en) * | 2013-07-23 | 2014-01-01 | 北京纳琦环保科技有限公司 | Processing method for sintering and film-formation of self-cleaning glass with photocatalytic performance |
| CN104843979A (en) * | 2015-05-29 | 2015-08-19 | 安徽省实防新型玻璃科技有限公司 | Processing technology for tempered glass |
-
2016
- 2016-06-20 CN CN201610437691.0A patent/CN105948472A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103482885A (en) * | 2013-07-23 | 2014-01-01 | 北京纳琦环保科技有限公司 | Processing method for sintering and film-formation of self-cleaning glass with photocatalytic performance |
| CN104843979A (en) * | 2015-05-29 | 2015-08-19 | 安徽省实防新型玻璃科技有限公司 | Processing technology for tempered glass |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107979660A (en) * | 2016-10-24 | 2018-05-01 | 宇龙计算机通信科技(深圳)有限公司 | A kind of mobile phone glass cover board and its preparation process and mobile terminal with interior engraving patterns |
| CN107979660B (en) * | 2016-10-24 | 2021-03-09 | 宇龙计算机通信科技(深圳)有限公司 | Mobile phone glass cover plate with inner carved patterns, preparation process thereof and mobile terminal |
| CN109437532A (en) * | 2018-12-28 | 2019-03-08 | 中建材蚌埠玻璃工业设计研究院有限公司 | A kind of glass tempering furnace and its application method modified for surface |
| CN109721229A (en) * | 2019-03-14 | 2019-05-07 | 嘉兴安东尼技术玻璃有限公司 | The process units of tempered glass |
| CN110255873A (en) * | 2019-07-09 | 2019-09-20 | 重庆悦光钢化玻璃有限公司 | A kind of tempered glass processing method |
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Application publication date: 20160921 |
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