CN110526590A - A kind of processing technology of fireproof glass - Google Patents
A kind of processing technology of fireproof glass Download PDFInfo
- Publication number
- CN110526590A CN110526590A CN201910772445.4A CN201910772445A CN110526590A CN 110526590 A CN110526590 A CN 110526590A CN 201910772445 A CN201910772445 A CN 201910772445A CN 110526590 A CN110526590 A CN 110526590A
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- CN
- China
- Prior art keywords
- glass
- temperature
- displacement
- bottom sheet
- upper piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B27/00—Tempering or quenching glass products
- C03B27/04—Tempering or quenching glass products using gas
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/006—Surface treatment of glass, not in the form of fibres or filaments, by coating with materials of composite character
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C23/00—Other surface treatment of glass not in the form of fibres or filaments
- C03C23/0075—Cleaning of glass
Abstract
The invention discloses a kind of processing technologys of fireproof glass, relate generally to glass working arts field, include the following steps, upper piece, clean mill-drying, automatic spraying, low-temperature treatment attachment, bottom sheet transhipment, upper piece, high-temperature heating displacement, high-temperature heating, extract cold, it is cooling, bottom sheet packaging, it is sprayed using atomization type nano particle, low temperature attachment, high temperature displacement and tempering, refractory material and tempering is allowed to synchronously complete, quality is more stable, efficiency greatly improves, such technique can save at least 2 times from process time, probability of acceptance of spot check can achieve 95% or more, production cost can reduce by 50%.
Description
Technical field
The invention mainly relates to glass working arts field, the processing technology of specifically a kind of fireproof glass.
Background technique
Glass is a kind of non-crystalline solids of random structure, and molecule has long-range order in space unlike crystal
Arrangement, and be similar to liquid has shortrange order like that.Glass keeps specific shape as solid, unlike liquid
It is flowed with gravity.Glass generally with quartz sand, soda ash, feldspar and lime stone etc. for raw material, through mixing, high-temperature fusion,
It after homogenizing, shapes, then annealed and obtain.It is widely used in building, optics, daily, medical, chemical, electronics, instrument, core work
In the fields such as journey.
There is liquid potassium salt in chemical toughening furnace, product chemically reacts in furnace, by the exchange of sodium potassium ion,
6~8 hours reaction time met tempering performance.
As market is to fireproof glass demand cumulative year after year (annual 15% or so), intrinsic flame resistant glass production technology
There are energy consumptions it is high, yield rate is low, unstable quality, low efficiency the defects of, can not meet the demand of market quality and production capacity.Fire resisting
The quality of glass is directly related to national economy, the property safety of the people, so country accordingly standardizes fireproof glass for building
Also it is revised, improves standard, manufacturing enterprise is also required to grow with each passing hour, make adjustment in due course.
Fireproof glass currently on the market mainly has: (yield is smaller, at high cost, is only used for some special necks for devitrified glass
Domain, can not large-scale industrial production)；High-boron-silicon glass (production capacity also smaller, higher cost)；Composite fireproof glass (has inorganic
With organic point, be difficult to ensure and cannot act as that exterior wall uses and the problems such as discolorations in later period etc. occur often the main service life)；
Caesium potassium flame resistant glass (cost of raw material is lower) technique process time is longer, and production capacity is very big, as long as being changed in processing technology
Into while also ensuring that quality, large-scale production is no longer impassable problem.
Prior art is by fire resisting solution spraying in clean glass surface, tentatively passes through high temperature again after natural drying,
Cleaning, tempering reach the different time of fire resisting, that is, the different brackets of fire resisting.But such technique long processing time, production capacity
Small, quality has certain uncertainty.
Summary of the invention
In view of the deficiencies in the prior art and defect, the present invention provides a kind of processing technologys of fireproof glass, allow
Refractory material and tempering synchronously complete, and quality is more stable, and efficiency greatly improves.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme: a kind of processing technology of fireproof glass,
Be characterized in that: including the following steps, upper piece, cleaning mill-drying, automatic spraying, low-temperature treatment attachment, bottom sheet transhipment, upper piece,
High-temperature heating replaces, is heated at high temperature, extracting cold, cooling, bottom sheet packaging,
(1) upper piece, cleaning mill-drying: by the raw glass upper piece cut to clean mill-drying device, it is cleaned
Mill-drying device carries out preparatory processing to blank, and edge is carried out polishing and glass surface polishing pre-processes, and then carries out clear
It washes, surface moisture is dried by high temperature after cleaning；
(2) automatic spraying: clean glass automatic transmission to type high-efficiency spray device is sprayed automatically using the pressure of 3kg
It applies, silane coupling agent and caesium potassium fire prevention salt masking liquid is sprayed into glass surface, silane coupling agent mainly plays coupling, Neng Gourang
The substance of big ionic radius is particularly well adsorbed in glass surface, and centre is exactly coupling layer, and coupling layer volatilizees when high temperature, glass
Glass surface carries out displacement with the substance of absorption and reacts, and promotes chemistry and physical reactions；
(3) low-temperature treatment is adhered to: taking 50 ± 5 DEG C of hot air circulations, it is ensured that lower segment glass has been completely dried and has replaced
Refractory material is equably covered on glass surface；
(4) bottom sheet is transported: the clean dustless gloves operation of bottom sheet personnel wearing, does not contact spraying as far as possible in operation process
Face.Glass puts frame and takes vacuum packaging, it is ensured that the dry and free from dust before next procedure operation；
(5) upper piece, high-temperature heating displacement: the glass of transhipment is put on annealing furnace horizontal roller, into annealing furnace, leading portion
Temperature is controlled at 500 ± 50 DEG C, anti-by under silane coupling agent facilitation, making it that displacement sufficiently occur in a relatively short period of time
The substance answered, while displaced volatilizees in the condition of high temperature, does not influence the presentation quality of final products；
(6) it is heated at high temperature: by after the completion of displacement within the shorter controllable time, passing under silane coupling agent facilitation
It moving to high-temperature region, the glass completed to displacement heats, it is heated to the specific softening point temperature of glass, during heating,
Glass is set to progressively reach required plane under the effect of gravity during heating；
(7) extract cold: after being heated to glass specific softening point temperature, extraction being blowed using horizontal roller tempering method
It is cold, during the extraction of glass is cold, very big temperature gradient is generated between the internal layer and surface layer of glass, thus in surface layer of glass
Compression is generated, internal layer generates tensile stress, to improve the mechanical strength and thermal shock resistance of glass；
(8) cooling: the glass after quenching is removed from annealing furnace, cooled to room temperature；
(9) bottom sheet is packed: the glass of cooled to room temperature is put in storage through examining.
As a further improvement of the present invention, caesium potassium fire prevention salt masking liquid proportion be sylvite 35~65%, sodium salt 1~
6%, cesium salt 0.5~1.5%, masking liquid tackifier 0.2~10%, tin compound remover 2~20%, surfactant 0.2~
1.2%, water 25~50%.
As a further improvement of the present invention, the type high-efficiency spray device is controlled automatically by measuring electrolyte concentration
System, and addition can be repeated and used.
Compared with prior art, the device have the advantages that are as follows: this technique using atomization type nano particle spraying, it is low
Temperature attachment, high temperature displacement and tempering, allow refractory material and tempering to synchronously complete, quality is more stable, and efficiency greatly improves, Ci Zhonggong
Skill can save at least 2 times from process time, and probability of acceptance of spot check can achieve 95% or more, and production cost can reduce
50%.
Specific embodiment
In order to which technical solution of the present invention and beneficial effect are more clearly understood, combined with specific embodiments below to the present invention
It is described in further detail, it should be understood that the specific embodiments described herein are only used for understanding the present invention, and do not have to
Of the invention, the every other implementation obtained by those of ordinary skill in the art without making creative efforts in limiting
Example, shall fall within the protection scope of the present invention.
Embodiment: a kind of processing technology of fireproof glass includes the following steps, upper piece, cleaning mill-drying, automatic spray
Apply, low-temperature treatment attachment, bottom sheet transhipment, upper piece, high-temperature heating replace, be heated at high temperature, extracting cold, cooling, bottom sheet and pack,
(1) upper piece, cleaning mill-drying: by the raw glass upper piece cut to clean mill-drying device, it is cleaned
Mill-drying device carries out preparatory processing to blank, and edge is carried out polishing and glass surface polishing pre-processes, and then carries out clear
It washes, surface moisture is dried by high temperature after cleaning；
(2) automatic spraying: clean glass automatic transmission to type high-efficiency spray device is sprayed automatically using the pressure of 3kg
It applies, silane coupling agent and caesium potassium fire prevention salt masking liquid is sprayed into glass surface, silane coupling agent mainly plays coupling, Neng Gourang
The substance of big ionic radius is particularly well adsorbed in glass surface, and centre is exactly coupling layer, and coupling layer volatilizees when high temperature, glass
Glass surface carries out displacement with the substance of absorption and reacts, and promotes chemistry and physical reactions；
(3) low-temperature treatment is adhered to: taking 50 ± 5 DEG C of hot air circulations, it is ensured that lower segment glass has been completely dried and has replaced
Refractory material is equably covered on glass surface；
(4) bottom sheet is transported: the clean dustless gloves operation of bottom sheet personnel wearing, does not contact spraying as far as possible in operation process
Face.Glass puts frame and takes vacuum packaging, it is ensured that the dry and free from dust before next procedure operation；
(5) upper piece, high-temperature heating displacement: the glass of transhipment is put on annealing furnace horizontal roller, into annealing furnace, leading portion
Temperature is controlled at 500 ± 50 DEG C, anti-by under silane coupling agent facilitation, making it that displacement sufficiently occur in a relatively short period of time
The substance answered, while displaced volatilizees in the condition of high temperature, does not influence the presentation quality of final products；
(6) it is heated at high temperature: by after the completion of displacement within the shorter controllable time, passing under silane coupling agent facilitation
It moving to high-temperature region, the glass completed to displacement heats, it is heated to the specific softening point temperature of glass, during heating,
Glass is set to progressively reach required plane under the effect of gravity during heating, glass in the short time at normal temperature
Surface will not react with most of substances --- except hydrofluoric acid, so by coupling and useful substance physics
It is adsorbed on glass surface, centre is exactly coupling layer, and coupling layer volatilizees when high temperature, and the substance of glass surface and absorption carries out
Displacement reaction；
(7) extract cold: after being heated to glass specific softening point temperature, extraction being blowed using horizontal roller tempering method
It is cold, during the extraction of glass is cold, very big temperature gradient is generated between the internal layer and surface layer of glass, thus in surface layer of glass
Compression is generated, internal layer generates tensile stress, to improve the mechanical strength and thermal shock resistance of glass；
(8) cooling: the glass after quenching is removed from annealing furnace, cooled to room temperature；
(9) bottom sheet is packed: the glass of cooled to room temperature is put in storage through examining.
The caesium potassium fire prevention salt masking liquid proportion is sylvite 35~65%, sodium salt 1~6%, cesium salt 0.5~1.5%, masking liquid increasing
Stick 0.2~10%, tin compound remover 2~20%, surfactant 0.2~1.2%, water 25~50%.
The type high-efficiency spray device is carried out automatically controlling by measuring electrolyte concentration, and can be repeated addition and be used.
This technique allows refractory material and tempering using the spraying of atomization type nano particle, low temperature attachment, high temperature displacement and tempering
It synchronously completes, quality is more stable, and efficiency greatly improves, and such technique can save at least 2 times from process time, and sampling observation is qualified
Rate can achieve 95% or more, and production cost can reduce by 50%.
Claims (3)
1. a kind of processing technology of fireproof glass, it is characterised in that: include the following steps, upper piece, cleaning mill-drying, automatic spray
Apply, low-temperature treatment attachment, bottom sheet transhipment, upper piece, high-temperature heating replace, be heated at high temperature, extracting cold, cooling, bottom sheet and pack,
(1) upper piece, cleaning mill-drying: by the raw glass upper piece cut to clean mill-drying device, cleaned grinding
Drying device carries out preparatory processing to blank, and glass surface polishing is pre-processed, is then cleaned, roasting by high temperature after cleaning
Dry surface moisture；
(2) automatic spraying: clean glass automatic transmission to type high-efficiency spray device is sprayed automatically using the pressure of 3kg, will
Silane coupling agent and caesium potassium fire prevention salt masking liquid spray to glass surface, silane coupling agent mainly plays coupling, can allow greatly from
The substance of sub- radius is particularly well adsorbed in glass surface, and centre is exactly coupling layer, and coupling layer volatilizees when high temperature, glass table
Face carries out displacement with the substance of absorption and reacts, and promotes chemistry and physical reactions；
(3) low-temperature treatment is adhered to: taking 50 ± 5 DEG C of hot air circulations, it is ensured that lower segment glass has been completely dried and displacement
Refractory material is equably covered on glass surface；
(4) bottom sheet is transported: the clean dustless gloves operation of bottom sheet personnel wearing, does not contact spray-coating surface as far as possible in operation process.Glass
Glass puts frame and takes vacuum packaging, it is ensured that the dry and free from dust before next procedure operation；
(5) upper piece, high-temperature heating displacement: the glass of transhipment is put on annealing furnace horizontal roller, into annealing furnace, front-end temperature
Control is at 500 ± 50 DEG C, by under silane coupling agent facilitation, making it that displacement reaction sufficiently occur in a relatively short period of time,
The substance displaced simultaneously volatilizees in the condition of high temperature, does not influence the presentation quality of final products；
(6) it is heated at high temperature: by after the completion of displacement within the shorter controllable time, being transferred under silane coupling agent facilitation
High-temperature region, the glass completed to displacement heat, and being heated to the specific softening point temperature of glass makes glass during heating
Glass progressivelyes reach required plane under the effect of gravity during heating；
(7) extract cold: after being heated to glass specific softening point temperature, being blowed using horizontal roller tempering method and extract cold, In
During the extraction of glass is cold, very big temperature gradient is generated between the internal layer and surface layer of glass, thus is generated in surface layer of glass
Compression, internal layer generates tensile stress, to improve the mechanical strength and thermal shock resistance of glass；
(8) cooling: the glass after quenching is removed from annealing furnace air grid section, cooled to room temperature；
(9) bottom sheet is packed: the glass of cooled to room temperature is put in storage through examining.
2. a kind of processing technology of fireproof glass according to claim 1, it is characterised in that: the caesium potassium fire prevention salt masking liquid
Proportion is sylvite 35~65%, sodium salt 1~6%, cesium salt 0.5~1.5%, masking liquid tackifier 0.2~10%, tin compound removing
Agent 2~20%, surfactant 0.2~1.2%, water 25~50%.
3. a kind of processing technology of fireproof glass according to claim 1, it is characterised in that: the type high-efficiency spray device is logical
It crosses measurement electrolyte concentration to carry out automatically controlling, and addition can be repeated and used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910772445.4A CN110526590A (en) | 2019-08-21 | 2019-08-21 | A kind of processing technology of fireproof glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910772445.4A CN110526590A (en) | 2019-08-21 | 2019-08-21 | A kind of processing technology of fireproof glass |
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| CN110526590A true CN110526590A (en) | 2019-12-03 |
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| CN201910772445.4A Pending CN110526590A (en) | 2019-08-21 | 2019-08-21 | A kind of processing technology of fireproof glass |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115417587A (en) * | 2022-11-04 | 2022-12-02 | 宿迁市新大江玻璃有限公司 | Explosion-proof lampshade production equipment and process thereof |
| KR102487576B1 (en) * | 2022-06-29 | 2023-01-10 | 육근용 | Milled Fiber Manufacturing Method |
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| CN1302773A (en) * | 2000-08-30 | 2001-07-11 | 汕头经济特区金刚玻璃幕墙有限公司 | High-strength refractory Cs-K glass |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102487576B1 (en) * | 2022-06-29 | 2023-01-10 | 육근용 | Milled Fiber Manufacturing Method |
| CN115417587A (en) * | 2022-11-04 | 2022-12-02 | 宿迁市新大江玻璃有限公司 | Explosion-proof lampshade production equipment and process thereof |
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Application publication date: 20191203 |