CN102951799B - Dull and stereotyped low latitude glass and preparation method thereof - Google Patents
Dull and stereotyped low latitude glass and preparation method thereof Download PDFInfo
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- CN102951799B CN102951799B CN201210075641.4A CN201210075641A CN102951799B CN 102951799 B CN102951799 B CN 102951799B CN 201210075641 A CN201210075641 A CN 201210075641A CN 102951799 B CN102951799 B CN 102951799B
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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
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- 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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Abstract
The invention provides a kind of dull and stereotyped low latitude glass, it comprises: upper and lower glass, described upper and lower glass is sheet glass, the periphery of the face of weld of described upper glass and described lower-glass all has edge band frame, the periphery of described upper glass and described lower-glass is welded together by solder, the low dead level that between described upper glass and described lower-glass, formation one is closed, has the upholder in lattice arrangement in described low dead level.The making method technique of this low latitude of the present invention glass is simple, and prepared low latitude glass can overcome deficiency of the prior art, and can realize mass production.
Description
Technical field
The present invention relates to glass working arts field, particularly relate to a kind of low latitude glass and preparation method thereof.
Background technology
Along with the reinforcement of environmental protection and energy saving consciousness, double glazing obtains to be applied widely, effectively improves the insulation of door and window, sound insulation property.Distance between the two panels sheet glass of double glazing, namely the thickness of gas cloud determine insulation, sound insulation effect, gas cloud is thicker, then insulation and defening effect better, but the thickness increasing gas cloud can increase the thickness of sash, thus can increase the cost of manufacture of door and window; Other method is as adopted coated glass, pad pasting and in measures such as double glazing central filler rare gas elementes, though there is certain effect, cost is very high, is not suitable for generally applying.
Existing double glazing is mostly separate the glasswork of periphery with organic sealant sealing by the interval box with siccative in the middle of the glass more than two panels or two panels.Because organic seal gum self contains the reasons such as moisture, ageing resistance is poor, resistance to air loss is bad, cause double glazing that failure phenomenon often occurs, had a strong impact on the work-ing life of double glazing.
Air in double glazing gas cloud is sealed between two blocks of glass, due to the change of outside temperature, the pressure of gas cloud can be caused to change, during outside temperature height, pressure is greater than normal atmosphere, glass evagination, when outside temperature is low, pressure is less than normal atmosphere, glass indent, produce so-called " breathing " phenomenon, thus affect the normal working life of double glazing.
Summary of the invention
Technical problem to be solved by this invention is the defect being to exist for existing double glazing, a kind of subatmospheric double glazing is provided---low latitude glass and preparation method thereof, the making method technique of this low latitude glass is simple, prepared low latitude glass can overcome the deficiency of existing double glazing, effectively can ensure the resistance to air loss of low latitude glass, increase the service life, and can gain in strength and heat insulation, sound-proofing properties.
In order to solve the problems of the technologies described above, the invention provides a kind of dull and stereotyped low latitude glass, it comprises: upper and lower glass, described upper and lower glass is sheet glass, the periphery of the face of weld of described upper glass and described lower-glass all has edge band frame, the periphery of described upper glass and described lower-glass is welded together by solder, and the low dead level that between described upper glass and described lower-glass, formation one is closed, has the upholder in lattice arrangement in described low dead level.
Wherein, described low dead level be at high temperature edge sealing, be down to self-assembling formation after room temperature, the air pressure in described low dead level is determined by the fusing point of solder, is generally 0.01 ~ 0.09MPa, is preferably 0.02 ~ 0.07MPa.
Wherein, described dull and stereotyped low latitude glass can also comprise one flat plate glass, and described sheet glass is clipped between described upper glass and described lower-glass, and described upper glass and described lower-glass form two closed low dead levels respectively with described sheet glass.
Wherein, the periphery in described upper glass solder face has an edge band frame at least, and the periphery of described lower-glass face of weld has two edge band frames at least.
Wherein, described edge band frame is made by the mode of printing, preferred employing mould printing cryogenic glass powder or low melting glass solder are made, the preferably commercially available melt temperature of described cryogenic glass powder is the glass glaze of 550 ~ 750 DEG C, and the preferably commercially available melt temperature of described low temperature glass solder is the crown glass solder of about 450 DEG C.
Wherein, described mode of printing is the method adopting silk screen printing or mould printing or printer, cryogenic glass powder is imprinted on fin glass being formed and is raised in glass surface.
Wherein, the preparation of described edge band frame can be one-step print, also can be repeatedly print.
Wherein, the height of described edge band frame is preferably 0.1 ~ 10mm, more preferably 0.5 ~ 2mm, and width is preferably 0.2 ~ 5mm, more preferably 1 ~ 2mm.
Wherein, described solder comprises commercially available low temperature glass solder and low melting point metal or solder, the preferred melt temperature of described low temperature glass solder is the crown glass solder of about 450 DEG C, described low melting point metal or the preferred tin of solder or tin alloy, zinc or zinc alloy, magnesium or magnesium alloy, its shape or form are paste, Powdered, thread or foil-like.
Wherein, above support is made up of metal, pottery or glass, preferably adopts mould printing cryogenic glass powder or low temperature glass solder preparation.
Wherein, above support is printed on one block of glass, or is printed on two blocks of glass.
Wherein, above support is cylindric, or is strip; When upholder is only printed on one block of glass, preferably cylindric; When upholder is printed on two blocks of glass simultaneously, be preferably strip, and vertical pile.
Wherein, above support minimum unit can be the lattice arrangement of equilateral triangle, and the leg-of-mutton length of side is about 30 ~ 300mm, is preferably 50 ~ 150mm; Upholder is strip, its length is 0.3 ~ 5.0mm, is preferably 0.5 ~ 2.0mm, width is 0.1 ~ 2.0mm, is preferably 0.2 ~ 1.0mm, be highly 0.1 ~ 10.0mm, be preferably 0.5 ~ 3.0mm, the height of upholder is higher than the height 0.1 ~ 2.0mm of edge band frame, preferably 0.1 ~ 0.5mm; Upholder also can be cylindric, its diameter is 0.1 ~ 3.0mm, is preferably 0.3 ~ 2.0mm, be highly 0.1 ~ 5.0mm, be preferably 0.5 ~ 3.0mm, the height of upholder closes sheet rear support thing position spatial altitude 0 ~ 0.3mm higher than upper and lower two blocks of glass, is preferably 0.1 ~ 0.2mm.
Wherein, when above support is printed before edge band frame sintering, its material is preferably cryogenic glass powder; When above support is printed after edge band frame sintering, its material is preferably low temperature glass solder.
In order to solve the problems of the technologies described above, the invention provides the preparation method of above-mentioned dull and stereotyped low latitude glass, when the material of upholder is cryogenic glass powder, it comprises:
The first step, according to the shape of the dull and stereotyped low latitude glass of required making and two blocks of sheet glass of size cutting desired size, and carries out edging, chamfering, cleaning, drying treatment;
Second step, the face of weld of the glass after two pieces of process utilize stencil printing techniques and cryogenic glass powder to prepare edge band frame and upholder, and after ensureing upper and lower glass alignment, the edge band frame of upper glass can be embedded between the edge band frame of lower-glass, then after drying, in High Temperature Furnaces Heating Apparatus, high temperature sintering solidification is carried out to edge band frame and upholder;
3rd step, loads solder between the edge band frame of the glass obtained by second step, and is stacked together by described two pieces of glass consistencies from top to bottom, leave exhaust-duct between two glass, then sends in high temperature edge sealing stove;
4th step, is heated to more than the melt temperature of solder to described high temperature edge sealing stove, reaches edge sealing temperature; Solder is melted into liquid, and under the effect of glass self gravitation, upper and lower edge band frame is entrenched togather mutually; Stop heating, with stove cooling, two blocks of glass hermetic weld together by solder, and the fire door opening high temperature edge sealing stove obtains required dull and stereotyped low latitude glass.
In order to solve the problems of the technologies described above, the invention provides the preparation method of above-mentioned dull and stereotyped low latitude glass, when the material of upholder is low temperature glass solder, it comprises:
The first step, according to the shape of the dull and stereotyped low latitude glass of required making and two blocks of sheet glass of size cutting desired size, and carries out edging, chamfering, cleaning, drying treatment;
Second step, the face of weld of the glass after two pieces of process utilize stencil printing techniques and cryogenic glass powder to prepare edge band frame, and after ensureing upper and lower glass alignment, the edge band frame of upper glass can be embedded between the edge band frame of lower-glass, then after drying, in High Temperature Furnaces Heating Apparatus, high temperature sintering solidification is carried out to edge band frame;
3rd step, the face of weld of the glass obtained by second step utilize stencil printing techniques and low temperature glass solder to prepare upholder, solder is loaded between edge band frame on glass, and described two pieces of glass consistencies from top to bottom are stacked together, leave exhaust-duct between two glass, then send in high temperature edge sealing stove;
4th step, is heated to more than the melt temperature of solder to described high temperature edge sealing stove, reaches edge sealing temperature; Solder is melted into liquid, and under the effect of glass self gravitation, upper and lower edge band frame is entrenched togather mutually, and two blocks of glass also link together by upholder; Stop heating, with stove cooling, two blocks of glass hermetic weld together by solder, and the fire door opening high temperature edge sealing stove obtains required dull and stereotyped low latitude glass.
Beneficial effect of the present invention:
Low latitude of the present invention glass is a kind of glass between double glazing and vacuum glass, utilizes high temperature edge sealing to seal, and automatically forms subatmospheric gas cloud after being down to room temperature between upper and lower glass.Compared with double glazing, replace organic adhesive and normal temperature edge sealing with inorganic solder and high temperature edge sealing, drastically increase sealing property and extend work-ing life; The air rarefaction of low dead level, water molecules and oxygen equal size lower, not only can not to haze, frosting, and to alleviate the oxidation of low-radiation film, thin air also makes heat insulation and sound-proofing properties is better; The air pressure of low dead level is less than normal atmosphere all the time, so do not have " breathing " phenomenon.Compared with existing vacuum glass, do not need to vacuumize, production technique is more simple, cost is lower, and the pressure born in glass use procedure is less, longer service life.
On the glass of low latitude of the present invention, the periphery of lower-glass contains edge band frame, make the edge sealing of low latitude glass easier, the mutually chimeric of upper and lower edge band frame ensure that the sealing effectiveness of glass under deformation, there is between edge band frame and upper lower-glass the bonding strength higher than solder, increase sealing surface area and airtight layer thickness between lower-glass, greatly strengthen sticking power and the adhesion strength of sealing-in, add, the tightness of low dead level between lower-glass, improve the life-span of low latitude glass, achieve single stage method mass and prepare low latitude glass, facilitate the suitability for industrialized production of low latitude glass, drastically increase productivity and the qualification rate of low latitude glass, reduce the production cost of low latitude glass.
Accompanying drawing explanation
Fig. 1 is the low latitude glass structure schematic diagram with single upholder of the present invention;
Fig. 2 is the low latitude glass structure schematic diagram with dual-gripper thing of the present invention.
In figure: 1. go up glass, 2. lower-glass, 3. solder, the edge band frame 4. on lower-glass, 5. goes up the edge band frame of glass, the upholder 6. on lower-glass, 7. goes up the upholder on glass.
Embodiment
The invention provides a kind of dull and stereotyped low latitude glass, it comprises, upper and lower glass, described upper and lower glass is sheet glass, the periphery of described upper glass and described lower-glass is welded together by solder, the low dead level that between described upper glass and described lower-glass, formation one is closed, have the upholder in lattice arrangement in described low dead level, the periphery of the face of weld of described upper glass and described lower-glass all has edge band frame.
Described low dead level be at high temperature edge sealing, be down to self-assembling formation after room temperature, the air pressure in described low dead level is determined by the fusing point of solder, is generally 0.01 ~ 0.09MPa, is preferably 0.02 ~ 0.07MPa.
The height of described edge band frame is preferably 0.1 ~ 10mm, more preferably 0.1 ~ 1mm, and width is preferably 0.2 ~ 5mm, more preferably 1.0 ~ 2.0mm.
Described edge band frame can leave several venting hole, described venting hole can be closed after described solder fusing.
When containing two or more edge band frame, described solder is in the centre of described edge band frame, described edge band frame is when having the upper surface of central flat glass of sheet glass of two low dead levels, identical with described lower-glass, when the lower surface of described sheet glass, identical with described upper glass.
More than the edge band frame of described upper glass one of the edge band frame of described lower-glass, namely described upper glass is at least containing an edge band frame, described lower-glass is at least containing two edge band frames, the edge band frame of described upper glass is inserted in the middle of the edge band frame of described lower-glass, on described, the edge band frame of lower-glass is entrenched togather mutually, labyrinth seal is carried out to low dead level, described edge band frame is when having the upper surface of central flat glass of sheet glass of two low dead levels, identical with described lower-glass, when the lower surface of described sheet glass, identical with described upper glass.
Described edge band frame is made by the mode of squeezing, etching or printing, and described edge band frame comprises fin and groove, preferably adopts mould printing cryogenic glass powder to make.
Described squeezing mode sheet glass is loaded internal surface with in the mold cavity of depression or protruding lines, makes after Glass Transition, apply pressure to sheet glass, form fin and groove at the periphery of sheet glass through pyroprocessing.
Described etching mode is known prior art, utilize method for printing screen acid-proof ink is printed on sheet glass do not need etch place, erode away groove with corrosive acids such as hydrofluoric acid by sheet glass there is no acid-proof ink place.
Described mode of printing is the method adopting silk screen printing or mould printing or printer, cryogenic glass powder is imprinted on fin sheet glass being formed and is raised in surface of plate glass.
Time prepared by described edge band frame, can be one-step print, also can be repeatedly print.
Described dull and stereotyped low latitude glass can also comprise one flat plate glass, and described sheet glass is clipped between described upper glass and described lower-glass, and described upper glass and described lower-glass form two closed low dead levels respectively with described sheet glass.
Described dull and stereotyped low latitude glass may further include polylith sheet glass, thus comprises multiple closed low dead level.
The single stage method that is formed by of the low latitude glass of described single low dead level is formed, and described single stage method refers to that the edge sealing of low latitude glass and high-temperature exhaust air complete in high temperature edge sealing stove simultaneously, and can carry out batch processing to low latitude glass.
Described single stage method comprises the steps: further
Load solder by between two of the lower-glass with upholder edge band frames, and described two pieces of glass consistencies from top to bottom are stacked together, between two glass, leave exhaust-duct, then send in high temperature edge sealing stove; Make in-furnace temperature rise to more than the melt temperature of solder to the heating of high temperature edge sealing stove, reach edge sealing temperature; Solder is melted into liquid, and under the effect of glass self gravitation, upper and lower edge band frame is entrenched togather mutually; Stop heating, reduce furnace temperature to room temperature, described solder welds together bubble-tight for upper and lower glass, thus the dull and stereotyped low latitude glass required for obtaining.
The single stage method forming step of the low latitude glass of described two low dead levels is as follows:
Two edge band frames centres in lower-glass and central flat glass solder face are loaded solder, and three pieces of glass consistencies from top to bottom are stacked together, leave exhaust-duct between glass between two, then send in high temperature edge sealing stove; Make in-furnace temperature rise to more than the melt temperature of solder to the heating of high temperature edge sealing stove, reach edge sealing temperature; Solder is melted into liquid, and under the effect of glass self gravitation, upper and lower edge band frame is entrenched togather mutually; Stop heating, with stove cooling, three blocks of glass hermetic weld together by solder, open fire door and obtain required dull and stereotyped low latitude glass.
Described edge sealing temperature is preferably 150 ~ 550 DEG C, is further preferably 290 ~ 350 DEG C when adopting low melting point metal or solder; Further 380 ~ 470 DEG C are preferably when adopting low temperature glass solder.
The material of above support is low temperature glass, metal, pottery, glass or plastics, is preferably low temperature glass.
Above support minimum unit can be the lattice arrangement of equilateral triangle, and the leg-of-mutton length of side is about 20 ~ 100mm, is preferably 30 ~ 50mm; Upholder is strip, its length is 0.3 ~ 5.0mm, is preferably 0.5 ~ 2.0mm, width is 0.1 ~ 2.0mm, is preferably 0.2 ~ 1.0mm, be highly 0.1 ~ 10.0mm, be preferably 0.2 ~ 3.0mm, the height of upholder is higher than the height 0.1 ~ 2.0mm of edge band frame, preferably 0.1 ~ 0.5mm; Upholder also can be cylindric, and its diameter is 0.1 ~ 3.0mm, is preferably 0.3 ~ 2.0mm, is highly 0.1 ~ 5.0mm, is preferably 0.5 ~ 3.0mm.
When upholder is printed on one block of glass, preferably cylindric; When upholder is printed on upper and lower two blocks of glass simultaneously, be preferably strip.
When upholder is printed before edge band frame sintering, preferred cryogenic glass powder is made; When upholder is printed after edge band frame sintering, preferred low temperature glass solder is made.
When upper lower-glass all has a strip upholder, upholder vertical pile supports, upper lower-glass is still point cantact by upholder, and between upholder and glass, be linear contact lay, increase contact area, reduce the tension stress of glass in support place, so the quantity of upholder can be reduced, thus improve the heat insulation and sound-proofing properties of glass further.
The material of described upper and lower glass can be simple glass or low emissivity glass or wire glass or rolled glass or hot melt glass, or the combination of any two or three kinds of glass above, more preferably simple glass and low emissivity glass.
Described solder comprises low temperature glass solder and low melting point metal or solder, and described solder is placed in the middle of the edge band frame of glass.
Present invention also offers a kind of dull and stereotyped low latitude glass with a low dead level, it comprises: upper glass, lower-glass, described upper and lower glass is sheet glass, the periphery of described upper glass and described lower-glass is welded together by solder, the low dead level that between described upper glass and described lower-glass, formation one is closed, have the upholder in lattice arrangement in described low dead level, described upper and lower glass is all containing edge band frame;
The described preparation method with the dull and stereotyped low latitude glass of a closed low dead level is as follows:
When the material of upholder is cryogenic glass powder, it comprises:
The first step, according to the shape of the dull and stereotyped low latitude glass of required making and two blocks of sheet glass of size cutting desired size, and carries out edging, chamfering, cleaning, drying treatment;
Second step, the face of weld of the glass after two pieces of process utilize stencil printing techniques and cryogenic glass powder to prepare edge band frame and upholder, and after ensureing upper and lower glass alignment, the edge band frame of upper glass can be embedded between the edge band frame of lower-glass, then after drying, in High Temperature Furnaces Heating Apparatus, high temperature sintering solidification is carried out to edge band frame and upholder;
3rd step, loads solder between the edge band frame of the glass obtained by second step, and is stacked together by described two pieces of glass consistencies from top to bottom, leave exhaust-duct between two glass, then sends in high temperature edge sealing stove;
4th step, is heated to more than the melt temperature of solder to described high temperature edge sealing stove, reaches edge sealing temperature; Solder is melted into liquid, and under the effect of glass self gravitation, upper and lower edge band frame is entrenched togather mutually; Stop heating, with stove cooling, two blocks of glass hermetic weld together by solder, and the fire door opening high temperature edge sealing stove obtains required dull and stereotyped low latitude glass.
The described preparation method with the dull and stereotyped low latitude glass of a closed low dead level is as follows:
When the material of upholder is low temperature glass solder, it comprises:
The first step, according to the shape of the dull and stereotyped low latitude glass of required making and two blocks of sheet glass of size cutting desired size, and carries out edging, chamfering, cleaning, drying treatment;
Second step, the face of weld of the glass after two pieces of process utilize stencil printing techniques and cryogenic glass powder to prepare edge band frame, and after ensureing upper and lower glass alignment, the edge band frame of upper glass can be embedded between the edge band frame of lower-glass, then after drying, in High Temperature Furnaces Heating Apparatus, high temperature sintering solidification is carried out to edge band frame;
3rd step, the face of weld of the glass obtained by second step utilize stencil printing techniques and low temperature glass solder to prepare upholder, solder is loaded between edge band frame on glass, and described two pieces of glass consistencies from top to bottom are stacked together, leave exhaust-duct between two glass, then send in high temperature edge sealing stove;
4th step, is heated to more than the melt temperature of solder to described high temperature edge sealing stove, reaches edge sealing temperature; Solder is melted into liquid, and under the effect of glass self gravitation, upper and lower edge band frame is entrenched togather mutually, and two blocks of glass also link together by upholder; Stop heating, with stove cooling, two blocks of glass hermetic weld together by solder, and the fire door opening high temperature edge sealing stove obtains required dull and stereotyped low latitude glass.
Described edge sealing temperature is preferably 150 ~ 550 DEG C, is further preferably 290 ~ 350 DEG C when adopting low melting point metal or solder; Further 380 ~ 470 DEG C are preferably when adopting low temperature glass solder.
Described high temperature edge sealing stove or the single-unit furnace of batch production, or the tunnel kiln that continous way is produced, preferred tunnel kiln.
Atmosphere in described high temperature edge sealing stove or air, or the neutral atmosphere such as nitrogen, argon gas, preferred argon gas.
When the atmosphere in high temperature edge sealing stove is neutral atmosphere, by transmission and the exchange of gas under high temperature, moisture and oxygen content in the low dead level of low latitude glass can be reduced, thus improve the performance of low latitude glass further.
Present invention also offers a kind of dull and stereotyped low latitude glass with two low dead levels, it comprises: upper glass, lower-glass and sheet glass, described upper and lower glass is sheet glass, described sheet glass is clipped between described upper glass and described lower-glass, described upper glass and described lower-glass form two closed low dead levels respectively with described sheet glass, the upholder in lattice arrangement is just all had in described low dead level, the periphery of described upper glass and described lower-glass is welded together by solder, all has mutually chimeric edge band frame in described two low dead levels.
The described preparation method with the dull and stereotyped low latitude glass of two closed low dead levels is as follows:
When the material of upholder is cryogenic glass powder, it comprises:
The first step, according to the shape of the dull and stereotyped low latitude glass of required making and three blocks of sheet glass of size cutting desired size, and carries out edging, chamfering, cleaning, drying treatment;
Second step, the face of weld of glass after treatment utilize stencil printing techniques and cryogenic glass powder prepare edge band frame and upholder, and after ensureing three pieces of glass alignment, the edge band frame of upper glass can be embedded between the upper edge band frame of central flat glass, the lower sealing edge bar frame of central flat glass can be embedded between the edge band frame of lower-glass, then after drying, in High Temperature Furnaces Heating Apparatus, high temperature sintering solidification is carried out to edge band frame and upholder;
3rd step, loads solder between the edge band frame of the glass obtained by second step, and is stacked together by described three pieces of glass consistencies from top to bottom, have exhaust-duct between two between glass, then sends in high temperature edge sealing stove;
4th step, is heated to more than the melt temperature of solder to described high temperature edge sealing stove, reaches edge sealing temperature; Solder is melted into liquid, and under the effect of glass self gravitation, upper and lower edge band frame is entrenched togather mutually; Stop heating, with stove cooling, three blocks of glass hermetic weld together by solder, and the fire door opening high temperature edge sealing stove obtains required dull and stereotyped low latitude glass.
Described edge sealing temperature is preferably 150 ~ 550 DEG C, is further preferably 290 ~ 350 DEG C when adopting low melting point metal or solder; Further 380 ~ 470 DEG C are preferably when adopting low temperature glass solder.
The described preparation method with the dull and stereotyped low latitude glass of two closed low dead levels is as follows:
When the material of upholder is low temperature glass solder, it comprises:
The first step, according to the shape of the dull and stereotyped low latitude glass of required making and three blocks of sheet glass of size cutting desired size, and carries out edging, chamfering, cleaning, drying treatment;
Second step, the face of weld of glass after treatment utilize stencil printing techniques and cryogenic glass powder prepare edge band frame, and after ensureing three pieces of glass alignment, the edge band frame of upper glass can be embedded between the upper edge band frame of central flat glass, the lower sealing edge bar frame of central flat glass can be embedded between the edge band frame of lower-glass, then after drying, in High Temperature Furnaces Heating Apparatus, high temperature sintering solidification is carried out to edge band frame;
3rd step, the face of weld of the glass obtained by second step utilize stencil printing techniques and low temperature glass solder to prepare upholder, solder is loaded between edge band frame on glass, and described three pieces of glass consistencies from top to bottom are stacked together, there is exhaust-duct between glass between two, then send in high temperature edge sealing stove;
4th step, is heated to more than the melt temperature of solder to described high temperature edge sealing stove, reaches edge sealing temperature; Solder is melted into liquid, and under the effect of glass self gravitation, upper and lower edge band frame is entrenched togather mutually; Stop heating, with stove cooling, three blocks of glass hermetic weld together by solder, and the fire door opening high temperature edge sealing stove obtains required dull and stereotyped low latitude glass.
Described edge sealing temperature is preferably 150 ~ 550 DEG C, is further preferably 290 ~ 350 DEG C when adopting low melting point metal or solder; Further 380 ~ 470 DEG C are preferably when adopting low temperature glass solder.
Present invention also offers a kind of preparation method with the dull and stereotyped low latitude glass of a low dead level, when the material of upholder is cryogenic glass powder, it comprises:
The first step, according to the shape of the dull and stereotyped low latitude glass of required making and two blocks of sheet glass of size cutting desired size, and carries out edging, chamfering, cleaning, drying treatment;
Second step, the face of weld of the glass after two pieces of process utilize stencil printing techniques and cryogenic glass powder to prepare edge band frame and upholder, and after ensureing upper and lower glass alignment, the edge band frame of upper glass can be embedded between the edge band frame of lower-glass, then after drying, in High Temperature Furnaces Heating Apparatus, high temperature sintering solidification is carried out to edge band frame and upholder;
3rd step, loads solder between the edge band frame of the glass obtained by second step, and is stacked together by described two pieces of glass consistencies from top to bottom, leave exhaust-duct between two glass, then sends in high temperature edge sealing stove;
4th step, is heated to more than the melt temperature of solder to described high temperature edge sealing stove, reaches edge sealing temperature; Solder is melted into liquid, and under the effect of glass self gravitation, upper and lower edge band frame is entrenched togather mutually; Stop heating, with stove cooling, two blocks of glass hermetic weld together by solder, and the fire door opening high temperature edge sealing stove obtains required dull and stereotyped low latitude glass.
Described edge sealing temperature is preferably 150 ~ 550 DEG C, is further preferably 290 ~ 350 DEG C when adopting low melting point metal or solder; Further 380 ~ 470 DEG C are preferably when adopting low temperature glass solder.
Present invention also offers a kind of preparation method with the dull and stereotyped low latitude glass of a low dead level, when the material of upholder is low temperature glass solder, it comprises:
The first step, according to the shape of the dull and stereotyped low latitude glass of required making and two blocks of sheet glass of size cutting desired size, and carries out edging, chamfering, cleaning, drying treatment;
Second step, the face of weld of the glass after two pieces of process utilize stencil printing techniques and cryogenic glass powder to prepare edge band frame, and after ensureing upper and lower glass alignment, the edge band frame of upper glass can be embedded between the edge band frame of lower-glass, then after drying, in High Temperature Furnaces Heating Apparatus, high temperature sintering solidification is carried out to edge band frame;
3rd step, the face of weld of the glass obtained by second step utilize stencil printing techniques and low temperature glass solder to prepare upholder, solder is loaded between edge band frame on glass, and described two pieces of glass consistencies from top to bottom are stacked together, leave exhaust-duct between two glass, then send in high temperature edge sealing stove;
4th step, is heated to more than the melt temperature of solder to described high temperature edge sealing stove, reaches edge sealing temperature; Solder is melted into liquid, and under the effect of glass self gravitation, upper and lower edge band frame is entrenched togather mutually, and two blocks of glass also link together by upholder; Stop heating, with stove cooling, two blocks of glass hermetic weld together by solder, and the fire door opening high temperature edge sealing stove obtains required dull and stereotyped low latitude glass.
Described edge sealing temperature is preferably 150 ~ 550 DEG C, is further preferably 290 ~ 350 DEG C when adopting low melting point metal or solder; Further 380 ~ 470 DEG C are preferably when adopting low temperature glass solder.
Present invention also offers a kind of preparation method with the dull and stereotyped low latitude glass of two low dead levels, when the material of upholder is cryogenic glass powder, it comprises:
The first step, according to the shape of the dull and stereotyped low latitude glass of required making and three blocks of sheet glass of size cutting desired size, and carries out edging, chamfering, cleaning, drying treatment;
Second step, the face of weld of glass after treatment utilize stencil printing techniques and cryogenic glass powder prepare edge band frame and upholder, and after ensureing three pieces of glass alignment, the edge band frame of upper glass can be embedded between the upper edge band frame of central flat glass, the lower sealing edge bar frame of central flat glass can be embedded between the edge band frame of lower-glass, then after drying, in High Temperature Furnaces Heating Apparatus, high temperature sintering solidification is carried out to edge band frame and upholder;
3rd step, loads solder between the edge band frame of the glass obtained by second step, and is stacked together by described three pieces of glass consistencies from top to bottom, have exhaust-duct between two between glass, then sends in high temperature edge sealing stove;
4th step, is heated to more than the melt temperature of solder to described high temperature edge sealing stove, reaches edge sealing temperature; Solder is melted into liquid, and under the effect of glass self gravitation, upper and lower edge band frame is entrenched togather mutually; Stop heating, with stove cooling, three blocks of glass hermetic weld together by solder, and the fire door opening high temperature edge sealing stove obtains required dull and stereotyped low latitude glass.
Described edge sealing temperature is preferably 150 ~ 550 DEG C, is further preferably 290 ~ 350 DEG C when adopting low melting point metal or solder; Further 380 ~ 470 DEG C are preferably when adopting low temperature glass solder.
Present invention also offers a kind of preparation method with the dull and stereotyped low latitude glass of two low dead levels, when the material of upholder is low temperature glass solder, it comprises:
The first step, according to the shape of the dull and stereotyped low latitude glass of required making and three blocks of sheet glass of size cutting desired size, and carries out edging, chamfering, cleaning, drying treatment;
Second step, the face of weld of glass after treatment utilize stencil printing techniques and cryogenic glass powder prepare edge band frame, and after ensureing three pieces of glass alignment, the edge band frame of upper glass can be embedded between the upper edge band frame of central flat glass, the lower sealing edge bar frame of central flat glass can be embedded between the edge band frame of lower-glass, then after drying, in High Temperature Furnaces Heating Apparatus, high temperature sintering solidification is carried out to edge band frame;
3rd step, the face of weld of the glass obtained by second step utilize stencil printing techniques and low temperature glass solder to prepare upholder, solder is loaded between edge band frame on glass, and described three pieces of glass consistencies from top to bottom are stacked together, there is exhaust-duct between glass between two, then send in high temperature edge sealing stove;
4th step, is heated to more than the melt temperature of solder to described high temperature edge sealing stove, reaches edge sealing temperature; Solder is melted into liquid, and under the effect of glass self gravitation, upper and lower edge band frame is entrenched togather mutually; Stop heating, with stove cooling, three blocks of glass hermetic weld together by solder, and the fire door opening high temperature edge sealing stove obtains required dull and stereotyped low latitude glass.
Described edge sealing temperature is preferably 150 ~ 550 DEG C, is further preferably 290 ~ 350 DEG C when adopting low melting point metal or solder; Further 380 ~ 470 DEG C are preferably when adopting low temperature glass solder.
Below adopt embodiment and accompanying drawing to describe embodiments of the present invention in detail, to the present invention, how utilisation technology means solve technical problem whereby, and the implementation procedure reaching technique effect can fully understand and implement according to this.
Embodiment 1: see Fig. 1, two blocks of glass are sheet glass, wherein one piece or low emissivity glass, two blocks of glass all has edge band frame, its making method is as follows: first according to one flat plate glass and one block of low emissivity glass of the shape of made low latitude glass and size cutting desired size, carry out edging, chamfering, cleaning, after drying, two blocks of glass utilize stencil printing techniques that cryogenic glass powder cream is printed to edge band frame, wherein go up glass and have an edge band frame, lower-glass has two edge band frames, the size of upper glazing gasket bar frame is between two edge band frames of lower-glass, after upper lower-glass closes sheet, the edge band frame of upper glass can be embedded between two edge band frames of lower-glass, the width of each edge band frame is 1.5mm, be highly 0.7mm, and print upholder on upper or lower-glass simultaneously, the lattice arrangement of upholder to be minimum unit be equilateral triangle, the leg-of-mutton length of side is 30mm, and upholder is cylindric, its diameter is 0.6mm, highly for 0.8mm, the height of upholder is higher than the height 0.1mm of edge band frame, secondly two blocks of glass are sent in High Temperature Furnaces Heating Apparatus respectively, soften melting together with glassy bond at the high temperature action lower sealing edge bar frame of High Temperature Furnaces Heating Apparatus 550 ~ 750 DEG C, be down to room temperature immediately, obtain the upper and lower glass with edge band frame, again fill low temperature glass solder powder or cream by between two of lower-glass edge band frames, and two pieces of glass consistencies from top to bottom are stacked together and leave certain exhaust space, send in high temperature edge sealing stove, finally be heated to the melt temperature more than 450 DEG C of low temperature glass solder, the edge band frame of upper glass embeds between two edge band frames of lower-glass under gravity, the low temperature glass solder of melting by two pieces of glass cementations together, stop heating, lower the temperature with stove, two blocks of glass hermetic weld together by low temperature glass solder tin, open fire door and obtain required low latitude glass.
The introducing of edge band frame not only can limit low temperature glass solder and dissolve rear random flowing, makes edge sealing neatly good-looking, and play good supporting role, the thickness making low temperature glass solder keep certain, reinforced seal effect, the more important thing is that its Heating temperature is high, have bond more reliably with upper lower-glass, surface irregularity, to have with low temperature glass solder and be more firmly combined, thus improve resistance to air loss and the reliability of low latitude glass.In addition, edge band frame is also the key that single stage method prepares low latitude glass.
Embodiment 2: see Fig. 2, two blocks of glass are sheet glass, wherein one piece or low emissivity glass, two blocks of glass all has edge band frame, its making method is as follows: first according to one flat plate glass and one block of low emissivity glass of the shape of made low latitude glass and size cutting desired size, carry out edging, chamfering, cleaning, after drying, two blocks of glass utilize stencil printing techniques that cryogenic glass powder cream is printed to edge band frame, wherein go up glass and have two edge band frames, lower-glass has three edge band frames, the size of upper glazing gasket bar frame is between the edge band frame of lower-glass, after upper lower-glass closes sheet, the edge band frame of upper glass can be embedded between the edge band frame of lower-glass, the width of each edge band frame is 1.5mm, be highly 0.8mm, secondly two blocks of glass are sent into High Temperature Furnaces Heating Apparatus respectively, soften melting together with glassy bond at the high temperature action lower sealing edge bar frame of High Temperature Furnaces Heating Apparatus 550 ~ 750 DEG C, be down to room temperature immediately, obtain the upper and lower glass with edge band frame, again will fill brazing metal glass putty between three of lower-glass edge band frames or spread tinfoil paper or tin silk, and on upper and lower glass, adopt low temperature glass solder to print upholder simultaneously, the lattice arrangement of upholder to be minimum unit be equilateral triangle, the leg-of-mutton length of side is 50mm, upholder is strip, its length is 2mm, width is 0.60mm, highly for 0.5mm, the upholder of upper lower-glass is orthogonal, and it is crosswise shape that upper lower-glass closes sheet rear support thing overlap, two pieces of glass consistencies from top to bottom are stacked together, and leave exhaust-duct, send in high temperature edge sealing stove, finally be heated to more than the melting temperature of metallic tin as 240 DEG C, metallic tin melts, two edge band frames of upper glass embed between three edge band frames of lower-glass under gravity, the metallic tin of melting by two pieces of glass cementations together, the upholder of upper and lower glass docks mutually, lays equal stress on and is stacked as crosswise shape, continue to be warming up to more than 300 DEG C, make upholder sintering curing, stop heating, with stove cooling, two blocks of glass hermetic weld together by brazing metal tin, open fire door and obtain required low latitude glass.
Upper lower-glass all has strip upholder, upholder vertical pile supports, upper lower-glass is still point cantact by upholder, and between upholder and glass, be linear contact lay, increase contact area, reduce the tension stress of glass in support place, so the quantity of upholder can be reduced, thus improve the heat insulation and sound-proofing properties of glass further.Upholder adopts low temperature glass solder to make, and has lower sintering temperature, makes it can soften at edge sealing temperature, sinter, and by means of its slightly high height, upper lower-glass reliably can be bonded together, thus play effective supporting role.
Adopt edge band frame, can be easy to utilize low melting point metal or alloy to realize the solder bonding metal of low latitude glass, because the selectable scope of brazing temperature is very large, so not only entirety glass can be heated, reduces the cost of process furnace and simplify production technique, and can significantly reduce edge sealing temperature, shorten heat-up time, thus reduce production cost, enhance productivity.
All above-mentioned this intellecture properties of primary enforcement, not setting restriction this product innovation of other forms of enforcement and/or novel method.Those skilled in the art will utilize this important information, and foregoing is revised, to realize similar implementation status.But all modifications or transformation belong to the right of reservation based on product innovation of the present invention.
The above is only preferred embodiment of the present invention, and be not restriction the present invention being made to other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the Equivalent embodiments of equivalent variations.But everyly do not depart from technical solution of the present invention content, any simple modification, equivalent variations and the remodeling done above embodiment according to technical spirit of the present invention, still belong to the protection domain of technical solution of the present invention.
Claims (10)
1. a dull and stereotyped low latitude glass, comprise glass and lower-glass, it is characterized in that: described upper glass and lower-glass are sheet glass, the periphery of the face of weld of described upper glass and lower-glass all has edge band frame, and described edge band frame is produced on the lower surface of described upper glass and on the upper surface of described lower-glass by squeezing, etching or the mode of printing-sintering; The edge band frame of described upper glass and lower-glass can be entrenched togather mutually, forms mazy sealed structure to the subatmospheric hollow layer of described low latitude glass; Solder is had between described edge band frame, the periphery of described upper glass and lower-glass is welded together in high temperature edge sealing stove by the edge band frame that is entrenched togather and solder, forms a closed subatmospheric hollow layer between described upper glass and lower-glass; Described subatmospheric hollow layer be described low latitude glass at high temperature edge sealing, be down to self-assembling formation after room temperature, the air pressure in described subatmospheric hollow layer is 0.01 ~ 0.09MPa, has the upholder in lattice arrangement in described subatmospheric hollow layer.
2. dull and stereotyped low latitude according to claim 1 glass, it is characterized in that described dull and stereotyped low latitude glass also comprises one flat plate glass, described sheet glass is clipped between described upper glass and described lower-glass, and described upper glass and described lower-glass form two closed subatmospheric hollow layers respectively with described sheet glass.
3. dull and stereotyped low latitude according to claim 1 glass, it is characterized in that the periphery in described upper glass solder face has an edge band frame at least, the periphery of described lower-glass face of weld has two edge band frames at least.
4. dull and stereotyped low latitude according to claim 1 glass, is characterized in that above support adopts the preparation of mould printing cryogenic glass powder.
5. dull and stereotyped low latitude according to claim 1 glass, is characterized in that described solder comprises low temperature glass solder and low melting point metal or solder.
6. dull and stereotyped low latitude according to claim 1 glass, is characterized in that above support adopts the preparation of mould printing low temperature glass solder.
7. dull and stereotyped low latitude according to claim 1 glass, is characterized in that above support is cylindric when being only printed on one block of glass; Above support is strip when being printed on two blocks of glass simultaneously, and vertical pile.
8. dull and stereotyped low latitude according to claim 1 glass, when it is characterized in that above support is printed before edge band frame sintering, its material is cryogenic glass powder; When above support is printed after edge band frame sintering, its material is low temperature glass solder.
9. the preparation method of dull and stereotyped low latitude according to claim 1 glass, is characterized in that, when the material of upholder is cryogenic glass powder, it comprises:
The first step, according to the shape of the dull and stereotyped low latitude glass of required making and two blocks of sheet glass of size cutting desired size, and carries out edging, chamfering, cleaning, drying treatment;
Second step, the face of weld of the glass after two pieces of process utilize stencil printing techniques and cryogenic glass powder to prepare edge band frame and upholder, and after ensureing upper and lower glass alignment, the edge band frame of upper glass can be embedded between the edge band frame of lower-glass, then after drying, in High Temperature Furnaces Heating Apparatus, high temperature sintering solidification is carried out to edge band frame and upholder;
3rd step, loads solder between the edge band frame of the glass obtained by second step, and is stacked together by described two pieces of glass consistencies from top to bottom, leave exhaust-duct between two glass, then sends in high temperature edge sealing stove;
4th step, is heated to more than the melt temperature of solder to described high temperature edge sealing stove, reaches edge sealing temperature; Solder is melted into liquid, and under the effect of glass self gravitation, upper and lower edge band frame is entrenched togather mutually; Stop heating, with stove cooling, two blocks of glass hermetic weld together by solder, and the fire door opening high temperature edge sealing stove obtains required dull and stereotyped low latitude glass.
10. the preparation method of dull and stereotyped low latitude according to claim 1 glass, is characterized in that, when the material of upholder is low temperature glass solder, it comprises:
The first step, according to the shape of the dull and stereotyped low latitude glass of required making and two blocks of sheet glass of size cutting desired size, and carries out edging, chamfering, cleaning, drying treatment;
Second step, the face of weld of the glass after two pieces of process utilize stencil printing techniques and cryogenic glass powder to prepare edge band frame, and after ensureing upper and lower glass alignment, the edge band frame of upper glass can be embedded between the edge band frame of lower-glass, then after drying, in High Temperature Furnaces Heating Apparatus, high temperature sintering solidification is carried out to edge band frame;
3rd step, the face of weld of the glass obtained by second step utilize stencil printing techniques and low temperature glass solder to prepare upholder, solder is loaded between edge band frame on glass, and described two pieces of glass consistencies from top to bottom are stacked together, leave exhaust-duct between two glass, then send in high temperature edge sealing stove;
4th step, is heated to more than the melt temperature of solder to described high temperature edge sealing stove, reaches edge sealing temperature; Solder is melted into liquid, and under the effect of glass self gravitation, upper and lower edge band frame is entrenched togather mutually, and two blocks of glass also link together by upholder; Stop heating, with stove cooling, two blocks of glass hermetic weld together by solder, and the fire door opening high temperature edge sealing stove obtains required dull and stereotyped low latitude glass.
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| CN1126504A (en) * | 1993-06-30 | 1996-07-10 | 悉尼大学 | Methods of construction of evacuated glazing |
| CN1128320A (en) * | 1995-07-25 | 1996-08-07 | 金广亨 | Vacuum plate glass and its manufacturing method |
| EP1657396A2 (en) * | 2004-11-11 | 2006-05-17 | Saint-Gobain Glass France | Insulating glass unit |
| CN101050056A (en) * | 2006-04-05 | 2007-10-10 | 罗建超 | New method and equipment for preparing vacuum glass faceplate |
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Effective date of registration: 20191211 Address after: 314416 No.318, Nanjie Road, Yuanhua Town, Haining City, Jiaxing City, Zhejiang Province Patentee after: Haining Yuanhua Town Industrial Investment Co.,Ltd. Address before: 266033 No. 11, Fushun Road, Sifang District, Shandong, Qingdao Patentee before: Dai Changhong |
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Application publication date: 20130306 Assignee: Jiaxing Walch Electric Co.,Ltd. Assignor: Haining Yuanhua Town Industrial Investment Co.,Ltd. Contract record no.: X2022330000925 Denomination of invention: Flat low altitude glass and its preparation method Granted publication date: 20160120 License type: Common License Record date: 20221229 |