CN104291712B - A kind of production technology of dry method curved toughened rubber-laminated vacuum glass - Google Patents
A kind of production technology of dry method curved toughened rubber-laminated vacuum glass Download PDFInfo
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- CN104291712B CN104291712B CN201410444641.6A CN201410444641A CN104291712B CN 104291712 B CN104291712 B CN 104291712B CN 201410444641 A CN201410444641 A CN 201410444641A CN 104291712 B CN104291712 B CN 104291712B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
- B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
- B32B17/10009—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets
- B32B17/10036—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets comprising two outer glass sheets
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- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
- B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
- B32B17/1055—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer
- B32B17/10761—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer containing vinyl acetal
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
- B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
- B32B17/10807—Making laminated safety glass or glazing; Apparatus therefor
- B32B17/10816—Making laminated safety glass or glazing; Apparatus therefor by pressing
- B32B17/10825—Isostatic pressing, i.e. using non rigid pressure-exerting members against rigid parts
- B32B17/10862—Isostatic pressing, i.e. using non rigid pressure-exerting members against rigid parts using pressing-rolls
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
- B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
- B32B17/10807—Making laminated safety glass or glazing; Apparatus therefor
- B32B17/10816—Making laminated safety glass or glazing; Apparatus therefor by pressing
- B32B17/10871—Making laminated safety glass or glazing; Apparatus therefor by pressing in combination with particular heat treatment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
- B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
- B32B17/10807—Making laminated safety glass or glazing; Apparatus therefor
- B32B17/10972—Degassing during the lamination
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- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
- B32B37/1018—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure using only vacuum
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/10—Properties of the layers or laminate having particular acoustical properties
- B32B2307/102—Insulating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
- B32B2307/212—Electromagnetic interference shielding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/306—Resistant to heat
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B2307/00—Properties of the layers or laminate
- B32B2307/40—Properties of the layers or laminate having particular optical properties
- B32B2307/412—Transparent
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- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/71—Resistive to light or to UV
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Abstract
The present invention relates to the production technology of a kind of dry method curved toughened rubber-laminated vacuum glass, belong to building material technical field.Described production technology comprises the steps: to be sent to curved tempered glass close sheet room, carries out closing sheet with PVB glued membrane, obtains doubling glass, and the level closing sheet is followed successively by from bottom to top: bottom curved tempered glass, PVB glued membrane, surface layer curved tempered glass；First carrying out three road heating processes makes PVB glued membrane soften, then carries out pressure roller extrusion process eliminating air；Wherein three road heating processes are: first paragraph preheating temperature 140 160 DEG C, second segment heating-up temperature 200 230 DEG C, the 3rd section of heating-up temperature 200 220 DEG C；Doubling glass after extruding is carried out three sections of temperature-pressure process and i.e. obtain curved toughened rubber-laminated vacuum glass.Production technology of the present invention is simple, and the doubling glass prepared not only has good safety, higher impact strength, also has the performances such as heat-resisting, heatproof, minimizing noise, radioprotective, shielding ultraviolet rays and transparency are high.
Description
Technical field
The present invention relates to the production technology of a kind of glass, particularly relate to a kind of curved tempering of dry method
The production technology of doubling glass.
Background technology
Safety glass is a kind of prestressed glass, is that annealed glass is processed into required size
And shape, through high-temperature heating to softening point temperature, then obtain through quenching process.Steel
Change glass and there is higher mechanical strength, impact strength, bending strength, and have
Good safety and heat stability, be the most the most frequently used safety glass form.Therefore,
Safety glass is widely used in building, automobile, household electrical appliances, furniture, electronics and instrument
In field.
Curved tempered glass is another safety glass product the most extensively welcome by architect
Kind, not only due to have the security performance the same with safety glass and high intensity, more important
Be that it can meet modern building design's teacher requirements at the higher level to works.Its smooth streamline
Type, it is achieved the perfect transition of glass curtain wall from flat curtain to cambered surface moulding, makes glass
Curtain buildings smooth, the best associative perception more attractive, the roundest and the most smooth.Curved tempering glass
Glass makes work domestic environment more peculiar as indoor arc partition, interior decoration.
And the mode of production of curved tempered glass is as the mode of production of safety glass, it is all to add
Allow glass produce compressive stress by quickly cooling after heat and carry out the intensity of reinforcing glass.Therefore
Curved tempered glass has a strength failure criterion as safety glass, and its special shape
Make it have more more preferable resisting wind press capacity than safety glass.
And doubling glass is laminated glass, it is to have pressed from both sides one between two panels or divided glass
Layer or multilamellar organic polymer intermediate coat, (or take out true through special high temperature preheating
Empty) and after high-temperature high-pressure craft processes, make glass and intermediate coat permanent adhesive be integrated
Compound glass product.Common laminated glass intermediate coat has PVB, SGP, EVA, PU
Deng.Laminated glass is a kind of safety glass, have good impact resistance, penetration resistance,
Safety, noise reduction, anti-uv etc..Along with the development in epoch, laminated glass with
The character of its uniqueness be widely used in building doors and windows, lighting ceiling, skylight, furred ceiling,
Nearly all use glass such as large-area glass body of wall, glass furniture, show window, aquarium
Occasion.
Production technology for doubling glass mainly has dry method (i.e. PVB Film Dosimeter) at present
With wet method (i.e. grouting method) two kinds.Dry method refers to press from both sides between two panels or divided glass
PVB film, is then placed in autoclave pressing under conditions of High Temperature High Pressure and forms folder
The production technology of layer glass；And wet method refers to after two panels glass enclosure upper sid strip along reserved
Encapsulating mouth fills liquid glue toward the space between two sheet glass, is then solidified into interlayer glass
The production technology of glass.Dry process technique is compared with wet method, and the processing technique of dry method is relative
Simply, properties of product more preferable, be also adapted for producing on a large scale.Comprehensive for how to produce
Close the research of the highest doubling glass of performance still in constantly carrying out.
Summary of the invention
It is an object of the invention to for the deficiencies in the prior art, it is provided that a kind of permissible
Prepare and have compared with high impact properties intensity, heat-resisting, heatproof, radioprotective, shielding ultraviolet rays
And the dry method curved toughened rubber-laminated vacuum glass that transparency is high.
The above-mentioned purpose of the present invention is achieved through the following technical solutions: a kind of curved tempering of dry method
The production technology of doubling glass, described production technology comprises the steps:
S1, by curved tempered glass alcohol wipe, be sent to constant temperature and humidity close sheet room, with
The PVB glued membrane of well cutting carries out closing sheet according to level, obtains doubling glass, described conjunction sheet
Level is followed successively by from bottom to top: bottom curved tempered glass, PVB glued membrane, the curved tempering of surface layer
Glass；
S2, first carry out three road heating processes by closing the good doubling glass of sheet make by heating furnace
PVB glued membrane softens, then carries out pressure roller extrusion process and make curved tempered glass and PVB glued membrane
Between air get rid of completely；Wherein three road heating processes are: first paragraph preheating temperature
140-160 DEG C, second segment heating-up temperature 200-230 DEG C, the 3rd section of heating-up temperature
200-220℃；
S3, will extruding after doubling glass as air pressure kettle being carried out at three sections of temperature-pressure
Reason can be prepared by curved toughened rubber-laminated vacuum glass.
The present invention uses the more preferable curved tempering of performance to do bottom and surface layer glass, with light transmission,
The PVB glued membrane that light transmittance, adhesive force, degree of adhesion are the highest makees intermediate layer, and first passes through
Zone heating, then be bonded through air pressure kettle temperature-pressure after pressure roller extrudes, use gas
Pressure still pressurizes further so that between all-in-one-piece curved tempered glass and PVB glued membrane
Cohesive force is complete, reaches 100%.And PVB glued membrane has the strongest filters ultra violet line energy
Power, obstruct ultraviolet rate, up to 99.9%, can effectively prevent ultraviolet radiation to various
The fading and destroy of utensil.PVB glued membrane and curved tempered glass are made doubling glass, energy
Improve it to absorb and the ability of reflection light, can effectively control the transmitance of sunlight, control
The light transmittance of visible ray processed.
The heating purpose of the first in step S2 is to make PVB film preliminarily softened, it is simple to
Get rid of air；The heating purpose of second is to make PVB film soften, it is simple to edge sealing；3rd
Road heating can make PVB glued membrane and bonding glass.Glass surface temperature after three roads heat roll-in
Degree requirement reaches 50-70 DEG C, and general glass edge is higher 5-6 DEG C than middle portion temperature, can reach
Good edge sealing effect, prevents the infiltration of air from producing bubble.If heating-up temperature is too high,
The easy variable color of PVB glued membrane, bubble can not be completely exhausted out；If heating-up temperature is too low, PVB
Together with glued membrane can not be fully bonded to glass, PVB glued membrane can be caused to come off with glass.
Step S3 carries out gas backstreaming in three sections of temperature-pressure can avoid air pressure kettle and produces gas
Bubble, thus improve the quality of final doubling glass, under rugged environment, glass and PVB
Glued membrane difficult drop-off, improves its light transmission simultaneously.
In the production technology of above-mentioned dry method curved toughened rubber-laminated vacuum glass, described curved tempered glass
Can prepare by the following method: by float glass cutting, edging, cleaning；Then level
It is placed on roller-way, delivers to convection tempering furnace carries out interval heating by roller-way；To add
Glass after heat is come out of the stove and is sent into curved air grid and carries out quenching, and quenching is:
Under the blast of 0.1-4.8KPa, quenching is to glass surface 250 DEG C-270 DEG C, during chilling
Between be 80-120s；The most air-cooled to room temperature, i.e. make curved tempered glass.
Wherein, described roller-way can be ceramic roller or asbestos roller-way；Described interval adds
Heat is: first is interval: heating-up temperature is 500-550 DEG C, and heat time heating time is 60-240s；
Second is interval: heating-up temperature is 670-720 DEG C, and heat time heating time is 120-540s.
In the production technology of above-mentioned dry method curved toughened rubber-laminated vacuum glass, as preferably, step
The temperature closed in sheet room described in S1 is 15-25 DEG C, and humidity is 22-28RH.Close sheet room
Temperature and humidity directly affect processing and the performance of doubling glass.Close sheet room temperature too high,
PVB glued membrane is too soft, easily make PVB glued membrane can not use together with glassy bond or
When closing sheet, PVB glued membrane easily gives a discount, during preheated, roll-in, at PVB glued membrane discounting
Gas around can not be discharged, and produces bubble.And temperature is too low, PVB glued membrane is too hard,
It is difficult to bonding with glass, is easily boiled into during roll-in and squishes glass or edge sealing is bad, make outside
Air enters the centre of glass and PVB glued membrane from the place that edge sealing is bad, produces bubble.
And the humidity of closing sheet room is too high, then glass and PVB glued membrane bonding are the best, and humidity is too low,
Glass and PVB glued membrane can not bond, and the toughness of PVB glued membrane declines, doubling glass
Security performance reduces.
In the production technology of above-mentioned dry method curved toughened rubber-laminated vacuum glass, as preferably, step
Described in S2, three road heating processes are: first paragraph preheating temperature 150 DEG C, second segment heats
Temperature 220 DEG C, the 3rd section of heating-up temperature 210 DEG C.
In the production technology of above-mentioned dry method curved toughened rubber-laminated vacuum glass, as preferably, step
Pressure in pressure roller extrusion process described in S2 is 75-85MPa.
In the production technology of above-mentioned dry method curved toughened rubber-laminated vacuum glass, further preferably, step
Described in rapid S2, the pressure in pressure roller extrusion process is 80MPa.
In the production technology of above-mentioned dry method curved toughened rubber-laminated vacuum glass, as preferably, step
Carry out in air pressure kettle described in S3 that three sections of temperature-pressure process concretely comprises the following steps: first paragraph
Temperature is 60-80 DEG C, and pressure is 70-90MPa；Second segment temperature is 120-130 DEG C,
Pressure is 110-120MPa, and constant temperature and pressure processes 2200-2500s；3rd section of temperature is down to
40-43 DEG C of heel row extrudes still.In air pressure kettle temperature-pressure processes, if heating-up temperature is the highest,
Edge sealing is too early, and internal gas cannot be discharged；If heating-up temperature is the lowest, edge sealing is incomplete,
Produce recirculation bubble.
In the production technology of above-mentioned dry method curved toughened rubber-laminated vacuum glass, further preferably, step
Described in rapid S3, air pressure kettle carries out concretely comprising the following steps of three sections of temperature-pressure process: the
One section of temperature is 70 DEG C, and pressure is 80MPa；Second segment temperature is 125 DEG C, and pressure is
115MPa, constant temperature and pressure processes 2400s；3rd section of temperature is down to 40 DEG C, and row pressure goes out still.
Compared with prior art, the present invention by specific step, specific technological parameter,
The doubling glass prepared is made not only to have a good safety, higher impact strength,
Preferably take precautions against the advantages such as performance, also have heat-resisting, heatproof, minimizing noise, radioprotective,
The performances such as shielding ultraviolet rays and transparency height.Compared with common safety glass, the present invention
The bending strength of the curved toughened rubber-laminated vacuum glass that dry method prepares improves 3-5 times, and shock resistance is strong
Degree improves 4-6 times, and the limit of rupture that impact steel ball falls is the 5-7 of ordinary glass
Times.
Detailed description of the invention
The following is the specific embodiment of the present invention, technical scheme is made further
Description, but the present invention is not limited to these embodiments.
Embodiment 1
By float glass cutting, edging, cleaning；Then horizontal positioned is on roller-way, logical
Cross ceramic roller to deliver to convection tempering furnace carries out interval heating successively: first is interval: adds
Hot temperature is 520 DEG C, and heat time heating time is 180s；Second is interval: heating-up temperature is 700 DEG C,
Heat time heating time is 200s；Glass after heating is come out of the stove and sent into curved air grid and carries out at chilling
Reason, quenching is: under the blast of 2.5KPa, quenching to glass surface 260 DEG C,
Chilling period is 100s；The most air-cooled to room temperature, make curved tempered glass.
By above-mentioned prepared curved tempered glass alcohol wipe, being sent to temperature is 20 DEG C,
Humidity is that the constant temperature and humidity conjunction sheet room of 25RH is entered according to level with the PVB glued membrane of well cutting
Row closes sheet, obtains doubling glass, and the level of described conjunction sheet is followed successively by from bottom to top: bottom is curved
Safety glass, PVB glued membrane, surface layer curved tempered glass.
First carry out three road heating processes by closing the good doubling glass of sheet make PVB by heating furnace
Glued membrane softens, then carries out pressure roller extrusion process under conditions of pressure is 80MPa and make curved steel
The air changed between glass and PVB glued membrane is got rid of completely；Wherein three road heating processes are:
First paragraph preheating temperature 150 DEG C, second segment heating-up temperature 220 DEG C, the 3rd section of heating-up temperature
210℃。
Doubling glass after extruding is processed as carrying out three sections of temperature-pressure in air pressure kettle,
Three sections of temperature-pressure are processed as: first paragraph temperature is 70 DEG C, and pressure is 80MPa；Second
Duan Wendu is 125 DEG C, and pressure is 115MPa, and constant temperature and pressure processes 2400s；3rd section
Temperature is down to 43 DEG C of heel row and is extruded still, i.e. prepares curved toughened rubber-laminated vacuum glass.
Embodiment 2
By float glass cutting, edging, cleaning；Then horizontal positioned is on roller-way, logical
Cross asbestos roller-way to deliver to convection tempering furnace carries out interval heating successively: first is interval: adds
Hot temperature is 530 DEG C, and heat time heating time is 150s；Second is interval: heating-up temperature is 680 DEG C,
Heat time heating time is 180s；Glass after heating is come out of the stove and sent into curved air grid and carries out at chilling
Reason, quenching is: under the blast of 1.8KPa, quenching to glass surface 250 DEG C,
Chilling period is 80s；The most air-cooled to room temperature, make curved tempered glass.
By above-mentioned prepared curved tempered glass alcohol wipe, being sent to temperature is 15 DEG C,
Humidity is that the constant temperature and humidity conjunction sheet room of 22RH is entered according to level with the PVB glued membrane of well cutting
Row closes sheet, obtains doubling glass, and the level of described conjunction sheet is followed successively by from bottom to top: bottom is curved
Safety glass, PVB glued membrane, surface layer curved tempered glass.
First carry out three road heating processes by closing the good doubling glass of sheet make PVB by heating furnace
Glued membrane softens, then carries out pressure roller extrusion process under conditions of pressure is 75MPa and make curved steel
The air changed between glass and PVB glued membrane is got rid of completely；Wherein three road heating processes are:
First paragraph preheating temperature 140 DEG C, second segment heating-up temperature 200 DEG C, the 3rd section of heating-up temperature
200℃。
Doubling glass after extruding is processed as carrying out three sections of temperature-pressure in air pressure kettle,
Three sections of temperature-pressure are processed as: first paragraph temperature is 80 DEG C, and pressure is 70MPa；Second
Duan Wendu is 120 DEG C, and pressure is 110MPa, and constant temperature and pressure processes 2200s；3rd section
Temperature is down to 42 DEG C of heel row and is extruded still, i.e. prepares curved toughened rubber-laminated vacuum glass.
Embodiment 3
By float glass cutting, edging, cleaning；Then horizontal positioned is on roller-way, logical
Cross ceramic roller to deliver to convection tempering furnace carries out interval heating successively: first is interval: adds
Hot temperature is 540 DEG C, and heat time heating time is 200s；Second is interval: heating-up temperature is 710 DEG C,
Heat time heating time is 280s；Glass after heating is come out of the stove and sent into curved air grid and carries out at chilling
Reason, quenching is: under the blast of 2.8KPa, quenching to glass surface 270 DEG C,
Chilling period is 120s；The most air-cooled to room temperature, make curved tempered glass.
By above-mentioned prepared curved tempered glass alcohol wipe, being sent to temperature is 25 DEG C,
Humidity is that the constant temperature and humidity conjunction sheet room of 28RH is entered according to level with the PVB glued membrane of well cutting
Row closes sheet, obtains doubling glass, and the level of described conjunction sheet is followed successively by from bottom to top: bottom is curved
Safety glass, PVB glued membrane, surface layer curved tempered glass.
First carry out three road heating processes by closing the good doubling glass of sheet make PVB by heating furnace
Glued membrane softens, then carries out pressure roller extrusion process under conditions of pressure is 85MPa and make curved steel
The air changed between glass and PVB glued membrane is got rid of completely；Wherein three road heating processes are:
First paragraph preheating temperature 160 DEG C, second segment heating-up temperature 230 DEG C, the 3rd section of heating-up temperature
220℃。
Doubling glass after extruding is processed as carrying out three sections of temperature-pressure in air pressure kettle,
Three sections of temperature-pressure are processed as: first paragraph temperature is 80 DEG C, and pressure is 90MPa；Second
Duan Wendu is 130 DEG C, and pressure is 120MPa, and constant temperature and pressure processes 2500s；3rd section
Temperature is down to 40 DEG C of heel row and is extruded still, i.e. prepares curved toughened rubber-laminated vacuum glass.
The curved toughened rubber-laminated vacuum glass that embodiment of the present invention 1-3 prepares is carried out performance test, surveys
Test result is as shown in table 1.
Table 1: the performance test results of the curved toughened rubber-laminated vacuum glass prepared in embodiment 1-3
Comparative example 1 is the Wet process sandwich glass prepared by wet method in prior art.
Comparative example 2 be commercially available thickness be the ordinary glass of 6.0mm.
In sum, the present invention, by specific step, specific technological parameter, makes system
The doubling glass obtained not only has good safety, and impact resistance intensity is high, precaution
Advantage can be waited well, also there is heat-resisting, heatproof, minimizing noise, radioprotective, shielding ultraviolet
The performances such as line and transparency height.Compared with common safety glass, dry method of the present invention prepares
The bending strength of curved toughened rubber-laminated vacuum glass improve 3-5 times, impact strength improves
4-6 times, the limit of rupture that impact steel ball falls is 5-7 times of ordinary glass.
Specific embodiment described herein is only to present invention spirit explanation for example.
Described specific embodiment can be done respectively by those skilled in the art
Plant amendment or supplement or use similar mode to substitute, but without departing from the spirit of the present invention
Or surmount scope defined in appended claims.
Although the present invention having been made a detailed description and having quoted some specific embodiments as proof,
But to those skilled in the art, as long as without departing from the spirit and scope of the present invention
It is obvious for can making various changes or revise.
Claims (5)
1. the production technology of a dry method curved toughened rubber-laminated vacuum glass, it is characterised in that described production technology comprises the steps:
S1, by curved tempered glass alcohol wipe, it is sent to constant temperature and humidity and closes sheet room, carrying out closing sheet according to level with the PVB glued membrane of well cutting, obtain doubling glass, the level of described conjunction sheet is followed successively by from bottom to top: bottom curved tempered glass, PVB glued membrane, surface layer curved tempered glass；
S2, first carry out three road heating processes by closing the good doubling glass of sheet make PVB glued membrane soften by heating furnace, then carry out pressure roller extrusion process；Wherein three road heating processes are: first paragraph preheating temperature 140-160 DEG C, second segment heating-up temperature 200-230 DEG C, the 3rd section of heating-up temperature 200-220 DEG C；
S3, the doubling glass after extruding is placed in air pressure kettle carries out three sections of temperature-pressure and process and can be prepared by curved toughened rubber-laminated vacuum glass；
Described curved tempered glass can prepare by the following method: by float glass cutting, edging, cleaning；Then horizontal positioned is on roller-way, delivers to carry out interval heating in convection tempering furnace successively by roller-way；Glass after heating is come out of the stove and sent into curved wind quenching and is: under the blast of 0.1-4.8KPa, quenching is to glass surface 250 DEG C-270 DEG C, and chilling period is 80-120s；Grid carry out quenching, the most air-cooled to room temperature, i.e. make curved tempered glass；
Described interval is heated to be: first is interval: heating-up temperature is 500-550 DEG C, and heat time heating time is 60-240s；Second is interval: heating-up temperature is 670-720 DEG C, and heat time heating time is 120-540s；
The temperature closed in sheet room described in step S1 is 15-25 DEG C, and humidity is 22-28RH；
Pressure in pressure roller extrusion process described in step S2 is 75-85MPa；
Air pressure kettle carries out described in step S3 concretely comprising the following steps of three sections of temperature-pressure process: first paragraph temperature is 60-80 DEG C, and pressure is 70-90MPa；Second segment temperature is 120-130 DEG C, and pressure is 110-120MPa, and constant temperature and pressure processes 2200-2500s；3rd section of temperature is down to 40-43 DEG C of heel row and is extruded still.
The production technology of dry method curved toughened rubber-laminated vacuum glass the most according to claim 1, it is characterised in that described roller-way is ceramic roller or asbestos roller-way.
The production technology of dry method curved toughened rubber-laminated vacuum glass the most according to claim 1, it is characterised in that described in step S2, three road heating processes are: first paragraph preheating temperature 150 DEG C, second segment heating-up temperature 220 DEG C, the 3rd section of heating-up temperature 210 DEG C.
The production technology of dry method curved toughened rubber-laminated vacuum glass the most according to claim 1, it is characterised in that the pressure in pressure roller extrusion process described in step S2 is 80MPa.
The production technology of dry method curved toughened rubber-laminated vacuum glass the most according to claim 1, it is characterised in that carry out concretely comprising the following steps of three sections of temperature-pressure process described in step S3 in air pressure kettle: first paragraph temperature is 70 DEG C, and pressure is 80MPa；Second segment temperature is 125 DEG C, and pressure is 115MPa, and constant temperature and pressure processes 2400s；3rd section of temperature is down to 40 DEG C, and row pressure goes out still.
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| CN106393887B (en) * | 2016-06-29 | 2018-12-28 | 朱洋丽 | A kind of preparation process of the curved laminated glass of Low-e |
| CN106242259B (en) * | 2016-08-05 | 2018-07-10 | 浙江南晶玻璃科技股份有限公司 | A kind of preparation process of the curved laminated glass of Low-e |
| CN106746558B (en) * | 2017-01-23 | 2020-02-07 | 江苏秀强玻璃工艺股份有限公司 | Manufacturing method of 3D multi-dimensional cambered surface multilayer laminated glass substrate |
| CN107584845A (en) * | 2017-09-23 | 2018-01-16 | 贵州新中盛玻璃科技有限公司 | A kind of preparation method of curved toughened rubber-laminated vacuum glass |
| CN108215431B (en) * | 2018-02-13 | 2020-01-14 | 江苏奥蓝工程玻璃有限公司 | Method for manufacturing double-toughened laminated glass |
| CN112339369A (en) * | 2020-11-13 | 2021-02-09 | 江苏长欣车辆装备有限公司 | Automobile protective glass and manufacturing process thereof |
| CN113233792A (en) * | 2021-03-26 | 2021-08-10 | 吴江南玻华东工程玻璃有限公司 | Method for producing interlayer curved glass |
| CN114393907B (en) * | 2022-01-20 | 2024-02-13 | 漳州市瑞隆达工贸有限公司 | Dry method laminating process for laminated glass |
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