CN104291659A - Convex low-pressure glass having sealing groove and mounting hole and manufacturing method thereof - Google Patents
Convex low-pressure glass having sealing groove and mounting hole and manufacturing method thereof Download PDFInfo
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- CN104291659A CN104291659A CN201310298912.7A CN201310298912A CN104291659A CN 104291659 A CN104291659 A CN 104291659A CN 201310298912 A CN201310298912 A CN 201310298912A CN 104291659 A CN104291659 A CN 104291659A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Abstract
A convex low-pressure glass having sealing grooves and mounting holes includes an upper glass and a lower glass. The convex low-pressure glass is characterized by being provided with the mounting holes. The upper glass and the lower glass are convex glasses. Peripheries of the upper glass and the mounting holes are provided with sealing bars and the peripheries of the lower glass and the mounting holes are provided with the sealing grooves. The peripheries of the upper glass and the lower glass are automatically welded to each other through a low-temperature solder in an edge-sealing oven while the mounting holes are sealed automatically through the low-temperature solder. A sealed low-pressure layer is formed between the upper glass and the lower glass. The low-pressure glass is simple in manufacturing technology. The low-pressure glass and a tempered low-pressure glass are easy to install and use, are ensured in air tightness and are enhanced in strength, heat-insulating performance and sound-insulation performance.
Description
Technical field
The present invention relates to glass post-processing technical field, particularly relate to a kind of convex low-vacuum glass having sealing groove and open holes and preparation method thereof.
Background technology
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, 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, produces so-called " breathing " phenomenon, thus affects the normal working life of double glazing.
Vacuum glass is a kind of novel energy-saving glass, and vacuum glass not only can solve " breathing " problem of double glazing, and has that heat-and sound-insulating performance is good, wind pressure resistant strength is high, thickness is little and the advantage such as long service life.But the complex manufacturing of vacuum glass, production cost are high, fail so far to be applied on a large scale.
Subatmospheric double glazing is a kind of novel energy-saving glass between double glazing and vacuum glass, present invention applicant discloses a series of low latitudes glass and preparation method thereof in the patent of the low latitude glass of in March, 2012 and application in October, but does not relate to the problem of open holes.
Low latitude glass can substitute existing single-glass and be applied to and require heat insulation and place that is sound insulation, and some installation sites need punching on glass to install, and low latitude glass obviously cannot punch when mounted thereon, otherwise can destroy its low dead level.
Summary of the invention
Technical problem to be solved by this invention is the defect being to exist for existing low latitude glass, a kind of convex low-vacuum glass having sealing groove and open holes and preparation method thereof is provided, the making method technique of this low latitude glass is simple, made low latitude glass and tempering low latitude glass are not only conducive to installing and using, and the resistance to air loss of low latitude glass can be ensured, and its intensity and heat insulation, sound-proofing properties can be increased.
In order to solve the problems of the technologies described above, the invention provides a kind of convex low-vacuum glass having sealing groove and open holes, comprise glass and lower-glass, it is characterized in that there is open holes, described upper glass and described lower-glass are convex glasses, the periphery of described upper glass and described open holes has sealed strip, the periphery of described lower-glass and the periphery of described open holes have sealing groove, the periphery of described upper glass and described lower-glass by solder together with automatic welding in edge sealing stove, described open holes also utilizes solder automatic-sealed, the low dead level that between described upper glass and described lower-glass, formation one is closed.
In order to solve the problems of the technologies described above, the invention provides the preparation method of convex low-vacuum glass or convex surface tempering low latitude glass, it comprises:
The first step, according to the shape of the convex low-vacuum glass of required making and two pieces of flat glasss up and down of size cutting desired size, in the edge punching fabrication and installation hole of upper lower-glass, offer sealing groove at the periphery weld of lower-glass and the periphery of open holes, and edging, chamfering, cleaning and drying treatment are carried out to upper and lower two blocks of glass;
Second step, sealed strip is prepared at the periphery of upper glass and the periphery of open holes, sealed strip can insert in corresponding sealing groove, upper lower-glass after process is loaded hot bending die, is placed in bending furnace or annealing furnace, be warming up to the temperature 550 ~ 750 DEG C of Glass Transition, rely on the gravity of glass self or externally applied forces to make glass form convex surface downwards, and be down to room temperature with stove, or directly carry out tempering process;
3rd step, by even spread solder in the sealing groove of lower-glass periphery and open holes periphery, upper and lower glass is sent in edge sealing stove after closing sheet;
4th step, carries out heating operation to described edge sealing stove, is warming up to more than the temperature of fusion of solder, solder is fused into liquid, liquid retention is in the sealing groove of lower-glass, and the sealed strip of upper glass also floods in a liquid, and liquid is by glass edge and open holes self-sealing; Stop heating, with stove cooling, realize airtight sealing after solder solidifies, open edge sealing stove, take out convex low-vacuum glass;
5th step, puts into seal gum and protective casing in the open holes of convex low-vacuum glass, at the place suitable for reading Paste Product trade mark of protective casing.
Wherein, described convex glass convex surface facing outside, convex surface bow is highly not less than 0.1mm, is preferably 1 ~ 200mm, more preferably 3 ~ 10mm.
Wherein, the periphery of described upper glass or the periphery of open holes are at least containing a sealed strip.
Wherein, the periphery of described lower-glass or the periphery of open holes are at least containing a sealing groove.
Wherein, the sealed strip of described upper glass is corresponding with the sealing groove of described lower-glass, and the sealed strip of described upper glass can insert in the sealing groove of described lower-glass.
Wherein, have metal paste coating between described metal and solder and described glass or described sealed strip, metal paste contributes to combining closely of solder and glass.
Wherein, described upper glass and described lower-glass are simple glass or toughened glass or semi-tempered glass.
Wherein, described upper glass and described lower-glass are simple glass or coated glass or Low-E glass.
Wherein, described sealed strip adopts printing, printing or mechanically spraying cryogenic glass powder or the mode such as glass ink or metal paste to prepare.
Wherein, described sealing groove is formed by mechanical workout or laser processing, and preferred mechanical processing mode, as mechanical mill, mechanical cutting etc.
Wherein, the internal surface of described sealing groove can paint metals slurry, and metal paste contributes to combining closely of solder and glass.
Wherein, described solder comprises low temperature glass solder and low-temperature metal and solder, and described material is existing commercial commodity.
Further, the shape of described solder is powdery, strip, sheet or bulk, ring-type, tubulose etc.
Wherein, convex low-vacuum glass mainly relies on convex shape to resist barometric point in the low dead level of described convex low-vacuum glass not or have a small amount of upholder.
Wherein, above support is made up of metal, pottery, glass or high molecular polymer, matrix material, preferably adopts printing, sprayed glass ink or polymkeric substance preparation.
Wherein, above support has one deck or two-layer; Above support is printed on one block of glass, or is printed on two blocks of glass, is preferably printed on two blocks of glass.
Wherein, above support is column, or is strip; When upholder is 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, described edge sealing stove once can heat one to several piece convex low-vacuum glass.
Further, described edge sealing stove can have basic heating system and hot spot system, basis heating system can adopt the mode of Hot-blast Heating or resistive heating as nichrome wire, electrothermal tube, hot plate etc. or inhale ripple heating element, and hot spot system adopts the mode such as microwave heating or Infrared Heating;
Further, the heating of described basis, is that burner hearth or bulk glass are heated to a lower temperature, as 300 ~ 350 DEG C, toughened glass can not be caused obviously to anneal;
Further, described local heating is that solder or glass periphery are heated to a higher temperature, as 400 ~ 450 DEG C, prevents the overall obviously annealing of toughened glass;
Wherein, described welded seal, can carry out by batch, also can implement by monolithic in edge sealing stove.
Wherein, described edge sealing stove heating, can adopt conventional heating, Infrared Heating, also can adopt induction heating, LASER HEATING, can also adopt other suitable heating unit or heater meanses.
Wherein, described seal gum preferably has secret sealing, more preferably hot melt adhesive, hot-setting adhesive or two component sealing gum.
Beneficial effect of the present invention:
Of the present invention have the convex low-vacuum glass of sealing groove and open holes on it periphery of glass and the periphery of open holes have sealed strip, the periphery of lower-glass and the periphery of open holes have sealing groove, make the edge sealing of low latitude glass and seal easier, more reliable, even if sealed strip ensure that the sealing effectiveness of low latitude glass when glass deformation with the chimeric of sealing groove, there is between sealed strip and upper glass the bonding strength higher than low temperature welding glass, the chimeric of sealed strip and sealing groove increases sealing surface area between lower-glass and airtight layer thickness, the chimeric of sealed strip and sealing groove achieves the automatic-sealed of open holes and mass seals, the open holes of low latitude of the present invention glass, structure is simple, safe and reliable, convenient for production, with low cost, low latitude of the present invention glass there is open holes, not only production technique is simple, and intensity is higher, the quantity of open holes is not limit, and can have one to several, not only facilitates and makes but also be conducive to install, its size of open holes of the present invention relatively can be very large, and inside can increase protective casing, thus is conducive to the quality and performance improving low latitude glass, extends its work-ing life, the sealing of solder edge sealing solves airtight integrity problem, adds the tightness of low dead level, improves the life-span of low latitude glass, drastically increases the productivity of low latitude glass and qualification rate, reduces the production cost of low latitude glass.
Accompanying drawing explanation
Fig. 1 is the convex low-vacuum glass structure schematic diagram having upholder of the present invention;
Fig. 2 is convex low-vacuum glass structure schematic diagram of the present invention.
In figure: 1. go up glass, 2. lower-glass, 3. open holes, 4. solder, 5. sealed strip, 6. sealing groove, 7. upholder, 8. seal gum, 9. protective casing, 10. product brand.
Embodiment
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, convex low-vacuum glass is made up of upper glass 1 and lower-glass 2, and the periphery of two blocks of glass is welded together by low temperature glass solder 4, and centre is low dead level.Its making method is as follows: first according to the shape of made convex low-vacuum glass and two pieces of flat glasss of size cutting desired size, respectively bore a through hole at the edge of upper lower-glass and form open holes 3, sealing groove 6 is offered at the periphery of lower-glass 2 and the periphery of open holes 3, and carry out edging, chamfering and cleaning, drying, mechanical spraying technology is utilized to prepare sealed strip 5 at the periphery weld of upper glass 1 and the periphery of open holes 3, and with point gum machine at upper and lower glass preparation upholder 7; Secondly upper and lower two blocks of glass are loaded mould, are placed in bending furnace, be warming up to the temperature 550-750 DEG C of Glass Transition, rely on the gravity of glass self to make glass form convex surface downwards, be down to room temperature with stove, and make upholder 7 be in same level height by plane lapping method; Again by even spread metallic zinc solder 4 in the sealing groove 6 of lower-glass 2, and two pieces of glass consistencies from top to bottom are stacked together, send in edge sealing stove; Finally carry out heating operation, be warming up to the melt temperature more than 420 DEG C of metallic zinc solder 4, metallic zinc solder 4 is fused into liquid retention in sealing groove 6, and sealed strip 5 also floods in a liquid, and liquid is by glass edge and open holes self-sealing; Stop heating, with stove cooling, metallic zinc solder 4 condenses into solid, realizes airtight sealing, opens edge sealing stove, takes out convex low-vacuum glass.In open holes, smear seal gum 9 while hot as butyl rubber, protective casing 9 is loaded in open holes 3, fill up the space between protective casing 9 and open holes 3 with seal gum 8, finally on protective casing 9, cover product brand 10.
Embodiment 2: see Fig. 2, convex low-vacuum glass is made up of upper glass 1 and lower-glass 2, two blocks of glass are toughened glass or semi-tempered glass, wherein one piece or low emissivity glass, its making method is as follows: first according to one piece of flat glass and one block of low emissivity glass of the shape of made convex low-vacuum glass and size cutting desired size, low emissivity glass is selected to be lower-glass 2, respectively bore a through hole at the edge of upper lower-glass and form open holes 3, sealing groove 6 is offered at the periphery of lower-glass 2 and the periphery of open holes 3, and carry out edging, chamfering and cleaning, dry, screen printing technique is utilized to print sealed strip at the periphery weld of upper glass 1 and the periphery of open holes 3, secondly two blocks of glass are respectively charged in two forming moulds, this forming mould has mold and bed die (i.e. formpiston and former), glass clamp is between mold and bed die, and can exert pressure make upper and lower mould close, the forming mould that glass is housed is warming up to the temperature 650-700 DEG C of Glass Transition, rely on the pressure put on forming mould to make the glass in forming mould form convex surface, remove mold immediately and carry out wind-cooling reinforcing, obtaining tempering or semi-tempered glass, again by even spread metallic tin solder 4 in the sealing groove 6 of lower-glass 2, and two pieces of glass consistencies from top to bottom are stacked together, send in edge sealing stove, finally carry out heating and sealing, with embodiment 1.
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, based on the amendment of foregoing, can 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 kind of convex low-vacuum glass having sealing groove and open holes of solder, comprise glass and lower-glass, it is characterized in that: there is open holes, described upper glass and described lower-glass are convex glasses, described upper glass and described lower-glass are simple glass or toughened glass or semi-tempered glass, the periphery of described upper glass and described open holes has sealed strip, the periphery of described lower-glass and the periphery of described open holes have sealing groove, the periphery of described upper glass and described lower-glass by solder together with automatic welding in edge sealing stove, described open holes also utilizes solder automatic-sealed, described solder comprises low temperature glass solder and low-temperature metal and solder, the low dead level that between described upper glass and described lower-glass, formation one is closed.
2. solder convex low-vacuum glass according to claim 1, is characterized in that having one deck or two-layer upholder in described low dead level.
3. solder convex low-vacuum glass according to claim 1 and 2, is characterized in that described upper glass and described lower-glass are simple glass or coated glass or Low-E glass.
4. the convex low-vacuum glass of solder according to any one of claims 1 to 3, is characterized in that the employing of described sealed strip is printed, print or prepared by the mode of mechanically spraying cryogenic glass powder or glass ink or metal paste.
5. the convex low-vacuum glass of solder according to any one of claims 1 to 3, is characterized in that described sealing groove adopts mechanical workout or laser processing to form.
6. the convex low-vacuum glass of solder according to any one of claim 1 to 5, it is characterized in that described convex glass convex surface facing outside, convex surface bow high be 3 ~ 10mm.
7. the preparation method of the convex low-vacuum glass described in any one of solder claim 1 to 6, is characterized in that: described convex low-vacuum glass is common low latitude glass or tempering low latitude glass, and preparation method is as follows:
The first step, according to the shape of the convex low-vacuum glass of required making and two pieces of flat glasss up and down of size cutting desired size, in the edge punching fabrication and installation hole of upper lower-glass, offer sealing groove at the periphery weld of lower-glass and the periphery of open holes, and edging, chamfering, cleaning and drying treatment are carried out to upper and lower two blocks of glass;
Second step, sealed strip is prepared at the periphery of upper glass and the periphery of open holes, sealed strip can insert in corresponding sealing groove, upper lower-glass after process is loaded hot bending die, is placed in bending furnace or annealing furnace, be warming up to the temperature 550 ~ 750 DEG C of Glass Transition, rely on the gravity of glass self or externally applied forces to make glass form convex surface downwards, and be down to room temperature with stove, or directly carry out tempering process;
3rd step, by even spread solder in the sealing groove of lower-glass periphery and open holes periphery, upper and lower glass is sent in edge sealing stove after closing sheet;
4th step, carries out heating operation to described edge sealing stove, is warming up to more than the temperature of fusion of solder, solder is fused into liquid, liquid retention is in the sealing groove of lower-glass, and the sealed strip of upper glass also floods in a liquid, and liquid is by glass edge and open holes self-sealing; Stop heating, with stove cooling, realize airtight sealing after solder solidifies, open edge sealing stove, take out convex low-vacuum glass;
5th step, puts into seal gum and protective casing in the open holes of convex low-vacuum glass, at the place suitable for reading Paste Product trade mark of protective casing.
8. the preparation method of solder convex low-vacuum glass according to claim 7, is characterized in that described edge sealing stove once can heat one to several piece convex low-vacuum glass.
9. the preparation method of solder convex low-vacuum glass according to claim 7, is characterized in that described edge sealing stove and accessory has basic heating system and hot spot system.
10. the preparation method of solder convex low-vacuum glass according to claim 9, it is characterized in that described basic heating system adopts one or several of Hot-blast Heating, resistive heating, Infrared Heating and far-infrared heating, described hot spot system adopts the mode such as microwave heating or Infrared Heating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310298912.7A CN104291659A (en) | 2013-07-17 | 2013-07-17 | Convex low-pressure glass having sealing groove and mounting hole and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310298912.7A CN104291659A (en) | 2013-07-17 | 2013-07-17 | Convex low-pressure glass having sealing groove and mounting hole and manufacturing method thereof |
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| CN104291659A true CN104291659A (en) | 2015-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310298912.7A Withdrawn CN104291659A (en) | 2013-07-17 | 2013-07-17 | Convex low-pressure glass having sealing groove and mounting hole and manufacturing method thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0617579A (en) * | 1992-04-06 | 1994-01-25 | Kazuo Kuroiwa | Vacuum thermal insulation sheet glass and manufacture thereof |
| CN102249561A (en) * | 2010-12-10 | 2011-11-23 | 洛阳兰迪玻璃机器有限公司 | Vacuum glass with mounting holes |
| CN102951813A (en) * | 2012-10-06 | 2013-03-06 | 戴长虹 | Convex low-altitude glass welded by glass solders and subjected to edge sealing by strip frame and groove, and manufacturing method of glass |
| CN102951823A (en) * | 2012-10-06 | 2013-03-06 | 戴长虹 | Glass solder-welded and groove-edge-sealed convex low vacuum glass and manufacturing method thereof |
| CN102951814A (en) * | 2012-10-06 | 2013-03-06 | 戴长虹 | Convex low-altitude glass welded by metal solders and subjected to edge sealing by strip frame and groove, and manufacturing method of glass |
| CN102976594A (en) * | 2012-10-06 | 2013-03-20 | 戴长虹 | Convex surface low altitude glass welded by using glass welding material in microwave welding manner and provided with ditch groove edge sealing, and manufacturing method thereof |
-
2013
- 2013-07-17 CN CN201310298912.7A patent/CN104291659A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0617579A (en) * | 1992-04-06 | 1994-01-25 | Kazuo Kuroiwa | Vacuum thermal insulation sheet glass and manufacture thereof |
| CN102249561A (en) * | 2010-12-10 | 2011-11-23 | 洛阳兰迪玻璃机器有限公司 | Vacuum glass with mounting holes |
| CN102951813A (en) * | 2012-10-06 | 2013-03-06 | 戴长虹 | Convex low-altitude glass welded by glass solders and subjected to edge sealing by strip frame and groove, and manufacturing method of glass |
| CN102951823A (en) * | 2012-10-06 | 2013-03-06 | 戴长虹 | Glass solder-welded and groove-edge-sealed convex low vacuum glass and manufacturing method thereof |
| CN102951814A (en) * | 2012-10-06 | 2013-03-06 | 戴长虹 | Convex low-altitude glass welded by metal solders and subjected to edge sealing by strip frame and groove, and manufacturing method of glass |
| CN102976594A (en) * | 2012-10-06 | 2013-03-20 | 戴长虹 | Convex surface low altitude glass welded by using glass welding material in microwave welding manner and provided with ditch groove edge sealing, and manufacturing method thereof |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20150121 |
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| WW01 | Invention patent application withdrawn after publication |