CN112876101A - Vacuum glass high-temperature exhaust packaging equipment and packaging method - Google Patents
Vacuum glass high-temperature exhaust packaging equipment and packaging method Download PDFInfo
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- CN112876101A CN112876101A CN202110366575.5A CN202110366575A CN112876101A CN 112876101 A CN112876101 A CN 112876101A CN 202110366575 A CN202110366575 A CN 202110366575A CN 112876101 A CN112876101 A CN 112876101A
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- 239000011521 glass Substances 0.000 title claims abstract description 123
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000010438 heat treatment Methods 0.000 claims abstract description 98
- 239000000758 substrate Substances 0.000 claims abstract description 83
- 238000007789 sealing Methods 0.000 claims abstract description 79
- 230000004913 activation Effects 0.000 claims abstract description 38
- 238000005086 pumping Methods 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 5
- 229910000679 solder Inorganic materials 0.000 claims description 5
- 230000008676 import Effects 0.000 claims description 4
- 239000000498 cooling water Substances 0.000 claims description 3
- 238000009461 vacuum packaging Methods 0.000 claims description 3
- 230000003213 activating effect Effects 0.000 claims description 2
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 claims description 2
- 238000005538 encapsulation Methods 0.000 claims description 2
- 230000003247 decreasing effect Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000005340 laminated glass Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000005401 pressed glass Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C27/00—Joining pieces of glass to pieces of other inorganic material; Joining glass to glass other than by fusing
- C03C27/06—Joining glass to glass by processes other than fusing
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- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Joining Of Glass To Other Materials (AREA)
Abstract
The invention discloses a vacuum glass high-temperature exhaust packaging device and a packaging method, which can realize the rapid packaging of vacuum glass and improve the processing efficiency, the device comprises a vacuum chamber, the vacuum chamber comprises an inner chamber and an outer chamber sleeved on the outer layer of the inner chamber, the inner chamber and the outer chamber are in a vacuum state, the inner temperature of the inner chamber is higher than the inner temperature of the outer chamber, the inner chamber comprises a plurality of chambers, two adjacent chambers are separated by a sealing valve, the chambers comprise an inlet chamber, a buffer chamber, an activation chamber, a heating chamber, a press sealing chamber and an outlet chamber which are connected in sequence, the inner temperatures of the inlet chamber, the buffer chamber, the activation chamber and the heating chamber are sequentially increased, the vacuum degrees are sequentially increased, the inner temperatures of the press sealing chamber and the outlet chamber are sequentially reduced, and the vacuum degrees are sequentially reduced, and the: and supplying the glass substrate after sheet combination, heating the glass substrate under the conditions of low vacuum, medium vacuum and high vacuum in sequence, and continuously heating the glass substrate under the condition of low vacuum of an outlet chamber after the pressure seal chamber is sealed.
Description
Technical Field
The invention relates to the technical field of vacuum glass processing, in particular to vacuum glass high-temperature exhaust packaging equipment and a packaging method.
Background
With the continuous emphasis on energy-saving and environment-friendly products in China, vacuum glass is widely applied due to the advantages of sound insulation, noise reduction, heat preservation, energy conservation, condensation prevention, lightness, thinness, long service life and the like, and is formed by uniformly supporting and separating two or more pieces of vacuum glass, the periphery of the vacuum glass is hermetically sealed, and the interior of the vacuum glass is pumped to form a vacuum state, so that the vacuum glass is formed, and is the most energy-saving building glass at present.
The conventional method for processing the vacuum glass comprises a two-step method, the two-step method is relatively complex in processing process steps and time and labor are wasted, the periphery of a glass substrate is sealed, air is extracted from a reserved air extraction hole of the glass, and the glass is sealed.
Disclosure of Invention
The invention provides a vacuum glass high-temperature exhaust packaging device and a packaging method, aiming at the problems that in the prior art, the periphery of a glass substrate is sealed firstly, then air is exhausted from a reserved air exhaust hole of glass and then sealed, the vacuumizing time is long, and the processing efficiency is influenced.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a vacuum glass high temperature exhaust encapsulation equipment, its includes real empty room, its characterized in that, real empty room includes inner chamber, the suit in the outer room of inner chamber, outer indoor portion are vacuum state, just the inside temperature of inner chamber is higher than the inside temperature of outer room, the inner chamber includes a plurality of cavities, adjacent two separate through sealing valve between the cavity, the cavity includes import room, buffer chamber, activation room, heating chamber, pressure seal room, the export room that connects gradually, the inside temperature of import room, buffer chamber, activation room, heating chamber rises in proper order, the vacuum rises in proper order, the inside temperature of pressure seal room, export room reduces in proper order, the vacuum reduces in proper order.
It is further characterized in that the method further comprises the steps of,
the outer chamber is made of a metal plate, a communicated through hole is formed in a plate body of the metal plate, and circulating cooling water is introduced into the through hole;
the through holes are arranged in each cavity structure wall plate of the outer chamber in a serpentine circuitous shape;
the inlet chamber, the buffer chamber, the activation chamber, the heating chamber, the press sealing chamber and the outlet chamber are respectively connected with a vacuum pump;
the buffer chamber, the activation chamber and the heating chamber are respectively provided with a heater;
the inlet chamber and the outlet chamber are respectively communicated with a high-temperature gas pipeline, and when the vacuum chamber is broken, high-temperature gas is respectively introduced into the inlet chamber and the outlet chamber through the high-temperature gas pipeline, so that cold air impacts the glass substrate to avoid breakage;
the inlet end and the outlet end of each chamber are respectively provided with one sealing valve;
the vacuum degree in the inlet chamber is 5E-1Pa, and the temperature is 200-230 ℃;
the vacuum degree in the buffer chamber is 5E-2Pa, and the temperature is 230-270 ℃;
the vacuum degree in the activation chamber is 5E-3Pa, and the temperature is 270-300 ℃;
the heating chamber comprises at least two heating chambers;
the heating chamber comprises a first heating chamber, a second heating chamber and a third heating chamber;
the first heating chamber, the second heating chamber and the third heating chamber are all vacuum heating chambers, the temperatures of the first heating chamber, the second heating chamber and the third heating chamber are sequentially increased, the temperature in the first heating chamber is 300-340 ℃, the temperature in the second heating chamber is 340-380 ℃, and the temperature in the third heating chamber is 380-420 ℃;
the vacuum degree in the outlet chamber is 3000Pa, and the temperature is 300 ℃.
A vacuum glass high-temperature exhaust packaging method is used for vacuum packaging of a plurality of glass substrates, and before packaging, solder, a distributed support and a getter are coated between the two glass substrates and then the glass substrates are combined, and is characterized by comprising the following steps:
s1, continuously supplying the glass substrates after sheet combination to the inlet chamber, conveying the preheated glass substrates in the atmospheric environment into the inlet chamber, and exhausting air to a low vacuum state;
s2, conveying the heated glass substrate into the buffer chamber from the inlet chamber, pumping the vacuum degree in the buffer chamber to a medium vacuum state, and continuously heating the glass substrate in the medium vacuum state;
s3, transferring the heated glass substrate from the buffer chamber to the activation chamber, pumping the vacuum degree of the activation chamber to high vacuum, activating a getter between an upper piece and a lower piece of the glass substrate under the conditions of high vacuum and high temperature, and continuously heating the glass substrate;
s4, conveying the activated glass substrate to the heating chamber, and continuously heating the glass substrate in a high-vacuum environment;
s5, conveying the glass substrate heated to high temperature from the heating chamber to the press sealing chamber, mechanically press sealing the glass substrate in the high vacuum environment, filling high-temperature gas into the press sealing chamber after the press sealing is finished, reducing the vacuum degree to 1000Pa, and press sealing the vacuum glass in the low vacuum environment for the second time;
s6, conveying the glass substrate subjected to press sealing from the press sealing chamber to the outlet chamber, and continuously cooling in the outlet chamber to reduce the vacuum degree;
and S7, conveying the glass substrate from the outlet chamber to a temperature reduction furnace in the atmospheric environment.
It is further characterized by +
In step S1, after the glass substrate is transferred into the inlet chamber in an atmospheric environment, the sealing valve is closed, the vacuum pump is used to pump the pressure of the inlet chamber to a low vacuum, the low vacuum is 5E-1Pa, and the temperature of the inlet chamber is maintained at 200 ℃ to 230 ℃;
in step S2, opening a sealing valve of the buffer chamber, transferring the glass substrate into the buffer chamber, closing the sealing valve, and pumping the pressure of the buffer chamber from low vacuum to medium vacuum by the vacuum pump, wherein the medium vacuum is 5E-2Pa, and simultaneously, the temperature of the buffer chamber is maintained at 230-270 ℃ by the heating pipe;
in step S3, opening a sealing valve of the activation chamber, transferring the glass substrate into the activation chamber, closing the sealing valve, and vacuumizing the pressure of the activation chamber to a high vacuum from the vacuum pump, wherein the high vacuum is 5E-3Pa, and simultaneously, the temperature of the activation chamber is maintained to be 270-300 ℃ through the heating pipe;
in step S4, opening a sealing valve of the heating chamber, and sequentially transferring the glass substrate to the first heating chamber, the second heating chamber, and the third heating chamber to gradually increase the temperature of the glass substrate to a high temperature, where the high temperature is 420 ℃;
in step S5, a sealing valve of the press sealing chamber is opened, the high-temperature glass substrate is transferred into the press sealing chamber, the sealing valve is closed, a mechanical packaging device is installed in the press sealing chamber, and the glass substrate is compacted by the mechanical packaging device. After the compaction operation is finished, high-temperature gas is flushed into the press sealing chamber through a high-temperature pipeline, the vacuum degree is reduced to 1000Pa, the vacuum glass is subjected to secondary press sealing in a low-vacuum environment, and meanwhile, the internal temperature of the press sealing chamber is reduced to 300 ℃;
in step S6, opening a sealing valve of the outlet chamber, transferring the glass substrate after press sealing into the outlet chamber, closing the sealing valve of the outlet chamber, filling high-temperature gas into the outlet chamber through the high-temperature gas pipeline, the temperature of the high-temperature gas being 250 ℃, opening the sealing valve at the outlet end of the outlet chamber after the pressure in the outlet chamber is adjusted to atmospheric environment, and transferring the vacuum glass into a temperature-reducing furnace in atmospheric environment.
By adopting the structure of the invention, the following beneficial effects can be achieved: 1. after the high-temperature exhaust packaging method is adopted, the glass substrate is heated to the sealing temperature before entering the press sealing chamber, and the solder at the periphery of the glass substrate is softened after being heated to facilitate sealing, so that the glass substrate can be rapidly packaged when being conveyed to the press sealing chamber.
2. The glass substrate is gradually heated to the sealing temperature through the steps S1-S4 before entering the press sealing chamber, so that the glass substrate is conveniently subjected to press sealing operation in the press sealing chamber, and after the sealing is finished, the glass substrate is gradually cooled, and the problem that the glass substrate is cracked due to sudden temperature drop is avoided.
3. The vacuum chamber of the high-temperature exhaust packaging equipment is of an inner chamber and an outer chamber structure, the inner chamber comprises an inlet chamber, a buffer chamber, an activation chamber, a heating chamber, a press sealing chamber and an outlet chamber which are connected in sequence, the internal temperature of the inlet chamber, the buffer chamber, the activation chamber and the heating chamber is increased in sequence, when a glass substrate after sheet combination sequentially passes through the inlet chamber, the buffer chamber, the activation chamber and the heating chamber, gradual heating is achieved, so that the glass substrate is subjected to press sealing operation in the press sealing chamber, after packaging is completed, the glass substrate enters a cooling furnace through the outlet chamber by the press sealing chamber, the temperature of the press sealing chamber and the temperature of the outlet chamber are gradually reduced compared with that of the heating chamber, and the problem that the glass substrate is cracked due to sudden temperature drop is avoided. The internal temperature of the inner chamber is higher than that of the outer chamber, the high-temperature inner chamber is separated from the external environment through the low-temperature outer chamber, the high temperature of the inner chamber is prevented from being transmitted to the external environment, the environment temperature is prevented from rising, and the air conditioning load of a workshop is reduced.
Drawings
FIG. 1 is a flow chart of a high temperature exhaust packaging method of the present invention;
FIG. 2 is a cross-sectional view of a top view of the high temperature exhaust packaging apparatus of the present invention;
FIG. 3 is a sectional view showing the front view of the arrangement structure of the high temperature exhaust packaging apparatus according to the present invention;
FIG. 4 is a schematic structural diagram of a through hole of an outer chamber plate of the high temperature exhaust packaging apparatus according to the present invention;
FIG. 5 is a schematic front view of the interior of one of the chambers (buffer chamber) according to the present invention (the main structures of the interior of the inlet chamber, buffer chamber, activation chamber, heating chamber, press-sealing chamber, and outlet chamber are the same);
fig. 6 is a right-side structural view of the inside of one of the chambers (buffer chambers) according to the present invention.
Detailed Description
Referring to fig. 2 to 6, the vacuum glass high-temperature exhaust packaging equipment comprises a vacuum chamber, wherein the vacuum chamber comprises an inner chamber 1 and an outer chamber 2 sleeved on the outer layer of the inner chamber, the inner chamber 1 and the outer chamber 2 are both in a vacuum state, the internal temperature of the inner chamber 1 is higher than that of the outer chamber 2, the inner chamber 1 comprises a plurality of chambers, two adjacent chambers are separated by a sealing valve 3, and the inlet end and the outlet end of each chamber are respectively provided with a sealing valve 10. The chamber comprises an inlet chamber 11, a buffer chamber 12, an activation chamber 13, a heating chamber 14, a press sealing chamber 15 and an outlet chamber 16 which are connected in sequence, the internal temperatures of the inlet chamber 11, the buffer chamber 12, the activation chamber 13 and the heating chamber 14 are sequentially increased, the vacuum degrees are sequentially increased, the internal temperatures of the press sealing chamber 15 and the outlet chamber 16 are sequentially decreased, the vacuum degrees are sequentially decreased, and the glass substrate 101 is sequentially conveyed into the inlet chamber 11, the buffer chamber 12, the activation chamber 13, the heating chamber 14, the press sealing chamber 15 and the outlet chamber 16 through a conveying device 102.
The outer chamber 2 is made of a metal plate, a communicated through hole is formed in the plate body of the metal plate, circulating cooling water is introduced into the through hole 21, and the through hole is arranged on the outer surface of the inner chamber 1 in a snake-shaped circuitous shape (see figure 4);
the inlet chamber 11, the buffer chamber 12, the activation chamber 13, the heating chamber 14, the press seal chamber 15 and the outlet chamber 16 are respectively connected with a vacuum pump, and the vacuum pump is used for pumping air to respectively keep the inlet chamber 11, the buffer chamber 12, the activation chamber 13, the heating chamber 14, the press seal chamber 15 and the outlet chamber 16 in a vacuum state, wherein the vacuum degree of the vacuum state comprises high vacuum, medium vacuum and low vacuum;
the buffer chamber 12, the activation chamber 13 and the heating chamber 14 are respectively provided with heaters (the heaters can adopt existing infrared heating pipes, see fig. 6), the top ends and the bottom ends of the buffer chamber 12, the activation chamber 13 and the heating chamber 14 are respectively provided with heaters, two groups of heaters are respectively used for heating the upper piece and the lower piece of the glass substrate, and the heaters are always in a heating state so as to ensure that the temperatures in the buffer chamber 12, the activation chamber 13 and the heating chamber 14 are constant. The inlet chamber 11, the press sealing chamber 15 and the outlet chamber 16 are respectively communicated with a high-temperature gas pipeline, and high-temperature gas is respectively introduced into the inlet chamber 11, the press sealing chamber 15 and the outlet chamber 16 through the high-temperature gas pipeline; in the embodiment, the vacuum degree in the inlet chamber 11 is 5E-1Pa, and the temperature is 200-230 ℃; the vacuum degree in the buffer chamber 12 is 5E-2Pa, and the temperature is 230-270 ℃; the vacuum degree in the activation chamber 13 is 5E-3Pa, and the temperature is 270-300 ℃. In this embodiment, the heating chamber 14 includes three first, second, and third heating chambers 141, 142, and 143, each of the first, second, and third heating chambers 141, 142, and 143 is a vacuum heating chamber, and the temperatures of the first, second, and third heating chambers 141, 142, and 143 are sequentially increased, the temperature in the first heating chamber 141 is 300 to 340 ℃, the temperature in the second heating chamber 142 is 340 to 380 ℃, and the temperature in the third heating chamber 143 is 380 to 420 ℃; the degree of vacuum inside the outlet chamber 16 was 3000Pa, and the temperature was 300 ℃.
Referring to fig. 1, a method for realizing high-temperature exhaust of vacuum glass by using the exhaust packaging equipment is used for vacuum packaging of two glass substrates, wherein before packaging, solder is coated between two adjacent glass substrates, a support is arranged, and a getter is laminated on the glass substrates, and the method comprises the following steps: s1, continuously supplying the laminated glass substrates to the inlet chamber 11 in an atmospheric environment, closing a sealing valve, pumping the pressure of the inlet chamber 11 to low vacuum through a vacuum pump, wherein the low vacuum is 5E-1Pa, simultaneously communicating with a heat source through a high-temperature gas pipeline, and introducing high-temperature gas into the inlet chamber 11 to keep the temperature of the inlet chamber 11 at 200-230 ℃;
s2, opening a sealing valve of the buffer chamber 12, conveying the heated glass substrate into the buffer chamber 12 from the inlet chamber 11, closing the sealing valve, pumping the pressure of the buffer chamber 12 from low vacuum to medium vacuum through a vacuum pump, wherein the medium vacuum is 5E-2Pa, and simultaneously keeping the temperature of the buffer chamber 12 at 230-270 ℃ through the heating pipe 103, and continuously heating the glass substrate under the medium vacuum condition; the upper heater and the lower heater of the buffer chamber 12 are always kept in a heating state, the temperature is adjusted according to the actual production beat, and the actual heated temperature of the glass substrate is ensured according to the process time, so that the process stability and repeatability of the heating environment of the glass substrate are kept, the power loss caused by the repeated starting and stopping of the heaters is avoided, and the service life of the heaters is prolonged.
S3, opening a sealing valve of the activation chamber 13, transferring the heated glass substrate into the activation chamber 13, closing the sealing valve, vacuumizing the pressure of the activation chamber 13 to high vacuum from the high vacuum through a vacuum pump, wherein the high vacuum is 5E-3Pa, and simultaneously, keeping the temperature of the activation chamber 13 at 270-300 ℃ through a heating pipe 103; transferring the heated glass substrate from the buffer chamber to an activation chamber 13, and continuously heating the glass substrate under the high vacuum condition; when the glass substrate is conveyed into the activation chamber 13 and the temperature is heated to 300 ℃, the getter placed in the glass substrate is activated in a short time, the getter absorbs residual gas generated in the cavity after the edge sealing of the glass substrate or after the vacuum glass is used, and the vacuum degree in the cavity of the glass substrate is improved, so that the vacuum glass is ensured to have a good vacuum state;
s4, opening a sealing valve of the heating chamber 14, sequentially conveying the glass substrates with activated getters to the first heating chamber 141, the second heating chamber 142 and the third heating chamber 143, gradually raising the temperature of the glass substrates to a high temperature of 420 ℃, continuously heating the glass substrates, wherein the first heating chamber 141, the second heating chamber 142 and the third heating chamber 143 are high-vacuum heating regions, the glass substrates are heated to the high temperature step by step, moisture adsorbed on the surfaces of the glass substrates is accelerated to decompose and discharge, solder is also heated to a softening and welding state, and when the pre-sealing of the peripheries of the two pieces of glass is completed, the inner cavities of the two pieces of glass are also pumped to the high-vacuum state;
s5, opening a sealing valve of the press sealing chamber 15, transferring the glass substrate heated to high temperature into the press sealing chamber 15, closing the sealing valve, installing a packaging device in the press sealing chamber 15, and compacting the glass substrate through the packaging device; then, injecting high-temperature gas into the vacuum chamber through a high-temperature gas pipe connected with the vacuum chamber, wherein the high-temperature gas is 300 ℃, so that the vacuum degree of the press sealing chamber 15 is reduced to 3000Pa, the vacuum glass is secondarily pressed and sealed by utilizing the atmosphere, and meanwhile, the internal temperature of the press sealing chamber is reduced to 300 ℃;
s6, opening a sealing valve of the outlet chamber 16, transferring the pressed glass substrate into the outlet chamber 16, closing the sealing valve of the outlet chamber 16, filling high-temperature gas into the outlet chamber 16 through a high-temperature gas pipeline, wherein the temperature of the high-temperature gas is 250 ℃, and opening the sealing valve of the outlet end of the outlet chamber 16 after the air pressure in the outlet chamber 16 is adjusted to the atmospheric environment;
s7, the glass substrate is conveyed to the cooling furnace from the outlet chamber 16.
The high-temperature exhaust packaging equipment and the high-temperature exhaust packaging method can be used for producing vacuum glass, and simultaneously can be used for producing vacuum glass only and producing vacuum heat-insulating products made of other materials through process adjustment. Such as increasing the number of activation devices, increasing the number of heating chambers, and decreasing the number of vacuum chambers, the present invention can produce vacuum glass from a combination of a minimum of three vacuum chambers to a maximum of twenty vacuum chambers.
The above is only a preferred embodiment of the present application, and the present invention is not limited to the above embodiments. It is to be understood that other modifications and variations directly derivable or suggested by those skilled in the art without departing from the spirit and concept of the present invention are to be considered as included within the scope of the present invention.
Claims (8)
1. The utility model provides a vacuum glass high temperature exhaust encapsulation equipment, its includes real empty room, its characterized in that, real empty room includes inner chamber, the suit in the outer room of inner chamber, outer indoor portion are vacuum state, just the inside temperature of inner chamber is higher than the inside temperature of outer room, the inner chamber includes a plurality of cavities, adjacent two separate through sealing valve between the cavity, the cavity includes import room, buffer chamber, activation room, heating chamber, pressure seal room, the export room that connects gradually, the inside temperature of import room, buffer chamber, activation room, heating chamber rises in proper order, the vacuum rises in proper order, the inside temperature of pressure seal room, export room reduces in proper order, the vacuum reduces in proper order.
2. The vacuum glass high-temperature exhaust packaging equipment according to claim 1, wherein the outer chamber is made of a metal plate, a communicated through hole is formed in a plate body of the metal plate, and circulating cooling water is introduced into the through hole; the through holes are arranged on the outer surface of the inner chamber in a serpentine circuitous shape.
3. The vacuum glass high-temperature exhaust packaging device as claimed in claim 2, wherein the inlet chamber and the outlet chamber are respectively communicated with a high-temperature gas pipeline.
4. The vacuum glass high-temperature exhaust packaging device according to claim 3, wherein the vacuum degree inside the inlet chamber is 5E-1Pa, and the temperature is 200-230 ℃; the vacuum degree in the buffer chamber is 5E-2Pa, and the temperature is 230-270 ℃; the vacuum degree in the activation chamber is 5E-3Pa, and the temperature is 270-300 ℃.
5. A vacuum glass high temperature exhaust packaging device according to claim 4, characterized in that said heating chamber comprises at least two.
6. A vacuum glass high temperature exhaust packaging device according to claim 5, characterized in that, the heating chamber comprises a first heating chamber, a second heating chamber, a third heating chamber; the first heating chamber, the second heating chamber and the third heating chamber are all vacuum heating chambers, the temperatures of the first heating chamber, the second heating chamber and the third heating chamber are sequentially increased, the temperature in the first heating chamber is 300-340 ℃, the temperature in the second heating chamber is 340-380 ℃, and the temperature in the third heating chamber is 380-420 ℃.
7. A vacuum glass high temperature exhaust packaging device according to claim 6, characterized in that the vacuum degree inside the outlet chamber is 3000Pa and the temperature is 300 ℃.
8. A vacuum glass high-temperature exhaust packaging method, which applies the vacuum glass high-temperature exhaust packaging equipment as claimed in claim 1 or 7, and is characterized in that the method is used for vacuum packaging of a plurality of glass substrates, and solder, a support and a getter are coated between two adjacent glass substrates before packaging, and then the glass substrates are laminated after the getter is arranged, and the method comprises the following steps:
s1, continuously supplying the glass substrates after sheet combination to the inlet chamber, and conveying the glass substrates in the atmospheric environment to the inlet chamber in the low vacuum environment;
s2, transferring the glass substrate into the buffer chamber from the inlet chamber, pumping the vacuum degree of the buffer chamber to a medium vacuum state, and continuously heating the glass substrate in the medium vacuum state;
s3, conveying the heated glass substrate from the buffer chamber to the activation chamber, continuously heating the glass substrate under the high vacuum condition, wherein the activation means activating a getter in the vacuum glass and simultaneously pumping the medium vacuum to the high vacuum;
s4, conveying the glass substrate with the activated internal getter to the heating chamber, and continuously heating the glass substrate;
s5, conveying the glass substrate heated to high temperature from the heating chamber to the press sealing chamber, press-sealing the upper piece and the lower piece of the glass substrate together in the press sealing chamber, filling high-temperature gas to break the press sealing chamber to 1000Pa, and carrying out secondary atmospheric pressure sealing on the glass substrate under the condition of low vacuum;
s6, conveying the glass substrate subjected to press sealing from the press sealing chamber to the outlet chamber, and simultaneously cooling the outlet chamber to reduce the vacuum degree;
and S7, conveying the glass substrate from the outlet chamber to an atmospheric environment cooling furnace.
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| CN202110366575.5A CN112876101A (en) | 2021-04-06 | 2021-04-06 | Vacuum glass high-temperature exhaust packaging equipment and packaging method |
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| CN202110366575.5A CN112876101A (en) | 2021-04-06 | 2021-04-06 | Vacuum glass high-temperature exhaust packaging equipment and packaging method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113929319A (en) * | 2021-11-12 | 2022-01-14 | 江苏飞天玻璃实业有限公司 | Continuous non-nozzle vacuum glass production line with glass powder edge sealing |
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| CN107098603A (en) * | 2017-04-26 | 2017-08-29 | 洛阳兰迪玻璃机器股份有限公司 | A kind of Activiation method of vacuum glass built-in getters |
| CN111376549A (en) * | 2019-11-04 | 2020-07-07 | 青岛锦绣前程节能玻璃有限公司 | Continuous vacuum production method of laminated glass |
| CN214612209U (en) * | 2021-04-06 | 2021-11-05 | 无锡市江松科技有限公司 | Vacuum glass high-temperature exhaust packaging equipment |
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| CN113929319A (en) * | 2021-11-12 | 2022-01-14 | 江苏飞天玻璃实业有限公司 | Continuous non-nozzle vacuum glass production line with glass powder edge sealing |
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