CN106277729A - The continuous way of toughened vacuum glass produces stove - Google Patents
The continuous way of toughened vacuum glass produces stove Download PDFInfo
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- CN106277729A CN106277729A CN201510245162.6A CN201510245162A CN106277729A CN 106277729 A CN106277729 A CN 106277729A CN 201510245162 A CN201510245162 A CN 201510245162A CN 106277729 A CN106277729 A CN 106277729A
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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
The continuous way of a kind of toughened vacuum glass produces stove, including feeding platform, preheating chamber, heating chamber, conjunction sheet room, pre-vacuum chamber, vacuum chamber, fore-cooling room, cooling chamber and blanking bench, and heating system, vacuum system, transmission system and control system, vacuum chamber has the closing device for closing toughened vacuum glass bleeding point；The continuous way of the toughened vacuum glass of the present invention produces stove its heating chamber not evacuation, vacuum chamber does not heats, use first heating, the rear production technology closing sheet, the edge sealing of toughened vacuum glass is linked together with evacuation operation, one-step method completes the edge sealing of toughened vacuum glass, evacuation and sealing, solves that continuous vacuum stove manufacture difficulty is big, cost of manufacture is high and existing vacuum glass production capacity is low, cost is high, cannot produce the problems such as toughened vacuum glass.
Description
Technical field
The present invention relates to manufacturing field of equipment, the continuous way particularly relating to a kind of toughened vacuum glass produces stove.
Background technology:
Vacuum glass, as a kind of high performance energy-saving glass, is increasingly paid attention to by energy-saving field；But owing to being limited by production technology and the equipment of production, vacuum glass fails to realize serialization, industrialization produces always；The vacuum glass of merchandized handling is installed exhaust pipe and is reheated two-step method, the batch production technique that evacuation finally seals after typically using first high temperature edge sealing, cooling at present, and not only production capacity is low, and cost is high, qualification rate is low.The continuous production equipment of vacuum glass also has much research and pertinent literature, as patent CN201010168742.7 discloses the industrialization tinuous production of a kind of toughened vacuum glass, by two safety glass rapid heating furnaces, close that sheet pressure bonding picks, vertical vacuum soldering furnace, cooler and monitor control system etc. form.Continuous vacuum stove should ensure vacuum, keep high temperature again, the internal parts also having the motions such as transmission roller channel, and moving component sealing under high temperature, fine vacuum, lubrication, be a problem the most difficult；Allow and keep the condition of high temperature in vacuum drying oven for a long time, not only can bring the difficult problem in terms of sealing and lubrication, and need increase many chillers and waste the substantial amounts of energy；So continuous vacuum welding stove manufacture difficulty is very big, cost of manufacture is the highest, the cost of a continuous vacuum welding stove is up to tens million of unit.
Summary of the invention:
For above-mentioned technical problem, the continuous way that it is an object of the invention to provide the toughened vacuum glass that a kind of making has bleeding point produces stove, the continuous way of the toughened vacuum glass of the present invention produces stove and uses the upper and lower glass of vacuum glass first to heat, close the mode of sheet, its heating chamber need not evacuation, its vacuum chamber need not heating, heating is come with vacuum separation and makes the edge sealing of toughened vacuum glass connect together with evacuation.
For achieving the above object, present invention employs following technical scheme:
The continuous way of a kind of toughened vacuum glass produces stove, including: feeding platform, preheating chamber, heating chamber, conjunction sheet room, pre-vacuum chamber, vacuum chamber, fore-cooling room, cooling chamber and blanking bench, and heating system, vacuum system, transmission system and control system；It is characterized in that heating chamber not evacuation, vacuum chamber do not heat, that is need not the when of vacuum glass heating when evacuation, evacuation, utilize waste heat during edge sealing to need not reheat, heating and evacuation are separated, simplifies the manufacturing process of equipment and reduce the manufacturing cost of equipment；The closing device for closing toughened vacuum glass bleeding point is had on vacuum chamber, use first heating, the rear production technology closing sheet, being linked together with evacuation operation by the edge sealing of toughened vacuum glass, one-step method completes the edge sealing of toughened vacuum glass, evacuation and sealing.
Preferably, the continuous way of described toughened vacuum glass produces stove can also have compression chamber, described compression chamber is closing between sheet room and pre-vacuum chamber, described compression chamber has pressue device, described pressue device makes glass and edge sealing solder, glass combine closely with supporter and contact, and described compression chamber also can make toughened vacuum glass tentatively lower the temperature, edge sealing solder tentatively solidifies.
Preferably, described compression chamber and conjunction sheet room can unite two into one, described conjunction sheet room, pre-vacuum chamber or vacuum chamber can have pressue device, and the pressue device of described conjunction sheet room can promote the fusing of edge sealing solder, make glass and edge sealing solder, glass combine closely with supporter and contact；The pressue device of described pre-vacuum chamber can make glass and edge sealing solder, glass combine closely with supporter and contact, make toughened vacuum glass progressively lower the temperature, edge sealing solder progressively solidifies, make toughened vacuum glass evacuation under mechanical stress, prevent the pressure of toughened vacuum glass vacuum chamber in vacuum from making edge sealing destruction or glass breaking more than the pressure of pre-vacuum chamber (vacuum chamber is different from the speed of exhaust of pre-vacuum chamber and cause the vacuum different)；The pressue device of described vacuum chamber can make edge sealing solder gradually cool down until solidifying completely under impressed pressure state, prevents the buckling deformation of glass and eliminates edge sealing stress.
Preferably, the pressuring method of described pressue device is static pressurization or the mode of dynamic pressurized, and described static pressurization is that vacuum glass is motionless, uses the mode such as mechanical pressurization or air pressure to apply pressure on the upper and lower glass of vacuum glass；During described mechanical pressurization, vacuum glass can run to pressing position by roller-way, roller-way sinks, (lower platen can use lattice board to make vacuum glass fall on lower platen, roller-way is positioned in lattice, moving up and down by roller-way, vacuum glass can be made to leave or fall on lower platen), top board moves down therewith, pressurizes vacuum glass；During described air pressure, vacuum glass can run to pressing position by roller-way, by alignment system, the bleeding point of vacuum glass is positioned at the lower section of vacuum (-tight) housing, vacuum (-tight) housing moves down and covers on bleeding point, evacuation makes the pressure pressure less than vacuum glass local environment of vacuum glass vacuum chamber, utilizes the pressure of ambient atmos to pressurize vacuum glass；Described dynamic pressurized be use upper and lower roller-way roll mode, apply pressure on the upper and lower glass of vacuum glass in the transmitting procedure of vacuum glass, the quantity of upper strata roller-way, according to technological requirement, can have one to several；The purpose of described pressurization is to combine closely between upper and lower glass and the solder making vacuum glass, makes to be in close contact between upper and lower glass and the supporter of vacuum glass, makes gradually to cool and solidify under the most stressed effect of solder；Described pressuring method preferably employs the mode that upper and lower roller-way rolls, not only improve continuous operation, again be conducive to pressure uniform, controllable.
Preferably, described heating chamber and conjunction sheet room can unite two into one, and have conjunction sheet devices, complete the conjunction sheet of upper and lower glass in described heating chamber in the most described heating chamber.
Preferably, described conjunction sheet room there are conjunction sheet devices, described heating chamber and the conjunction sheet devices closed in sheet room rely on vacuum cup or/and mechanical hand takes, carries or overturns and aligns glass, complete the conjunction sheet of upper and lower glass.
Preferably, when described upper and lower glass closes sheet, upper and lower glass left and right laid parallel, upper glass moved in parallel the top of lower glass by described conjunction sheet devices, maybe turns to upper glass reversion 180 ° the tops of lower glass, complete the conjunction sheet of upper and lower glass；Corresponding described upper and lower glass is also left and right laid parallel in described upper slice platform, preheating chamber and heating chamber, described upper slice platform, preheating chamber and heating chamber can be one production lines of each composition, it is also possible to be two production lines of each two composition left and right laid parallels.
Preferably, when described upper and lower glass closes sheet, laid parallel before and after upper and lower glass, upper glass moved in parallel the top of lower glass by described conjunction sheet devices, maybe turns to upper glass reversion 180 ° the tops of lower glass, complete the conjunction sheet of upper and lower glass；Corresponding described upper and lower glass is the most parallel before and after in described upper slice platform, preheating chamber and heating chamber being also to be put successively.
Preferably, when described upper and lower glass closes sheet, the upper and lower laid parallel of upper and lower glass, by described conjunction sheet devices, upper glass is moved in parallel the top of lower glass, maybe upper glass is mentioned, lower glass moves to the lower section of upper glass, completes the conjunction sheet of upper and lower glass；Corresponding described upper and lower glass is also upper and lower laid parallel in described upper slice platform, preheating chamber and heating chamber or vertically puts, described upper slice platform, preheating chamber and heating chamber can be that each one (including two rows roller-way) forms a production line, it is also possible to be each two and form upper and lower laid parallels or two production lines vertically put.
Preferably, can there be chiller described compression chamber or conjunction sheet room, such as air cooling equipment, i.e. carry out rapidly air cooling at upper and lower glass after closing after sheet, before pressurization or pressurizeing or in pressure process, the temperature (generally 0.5-5 minute) at short notice making glass surface or its body is down to 280-370 DEG C, to keep the characteristic of safety glass and to shorten temperature fall time, improve production efficiency.
Preferably, described preheating chamber or heating chamber there is glass washing device, such as ultraviolet or plasma body cleaning device etc., to remove glass surface, moisture, dust and the gas etc. that the most upper and lower glass solder face is adsorbed.
Preferably, described preheating chamber, heating chamber, conjunction sheet room, pre-vacuum chamber, vacuum chamber and fore-cooling room, can there be an exocoel and zero in each room respectively to several inner chambers；
Preferably, described exocoel and inner chamber are separate, the temperature of exocoel and each inner chamber is or/and vacuum can be different, temperature is or/and vacuum can reduce successively from inside to outside, make the temperature of each room or/and vacuum gradually changes, solve single vacuum chamber because of internal-external temperature difference or/and pressure reduction huge and bring sealing difficulty.
Preferably, described vacuum system can include multiple vacuum pump set, and each vacuum pump set is connected with corresponding vacuum chamber by vacuum tube；Described exocoel and inner chamber can reach vacuum or the air pressure of setting respectively by respective vacuum pump set.
Preferably, being provided with calandria in described preheating chamber and heating chamber, upper and lower glass and furnace chamber can be heated and be incubated by described calandria.
Preferably, described calandria is electric heating tube, heating tape, heater strip, heating rod etc., and described calandria is evenly distributed, is arranged on the lower section of upper and lower glass or/and top.
Preferably, described calandria uses the technology following the tracks of heating, i.e. where toughened vacuum glass moves to, calandria work where.
Preferably, described calandria is infrared heating body, including near infrared ray calandria and FAR INFRARED HEATING body.Infrared heating body is easy for installation, and FAR INFRARED HEATING body is high to the efficiency of heating surface of glass, and near infrared ray calandria alternative adds hot solder and edge band frame, i.e. realizes selective local heating.
Preferably, described heating may be used without or increase sensing heating or the mode of microwave heating, being provided with sensing heating or microwave heating equipment in the most described preheating chamber or heating chamber, sensing heating or microwave heating and infrared heating device are capable of the local heating of the solder side to upper and lower glass or weld or edge band frame and solder.
Preferably, having hot air heating system in described preheating chamber and heating chamber, upper and lower glass and furnace chamber can be heated and be incubated by described hot air heating system.
Preferably, described hot air heating system is arranged on the lower section of upper and lower glass or/and top.
Preferably, described hot air heating system uses inner loop, the mode of heating of forced convertion, is conducive to improving the rate of heat addition and heating uniformity.
Preferably, upper and lower glass can be heated to the temperature set within several minutes by calandria in described preheating chamber and heating chamber or hot air heating system, the quick heating of upper and lower glass can be realized, prevent the obvious decay of the upper and lower glass surface stress after tempering, make the upper and lower glass surface stress of the toughened vacuum glass made not less than 90MPa.
Preferably, the calandria or the hot air heating system that arrange in described heating chamber pass through unilateral heating, the respective upper and lower surface of upper and lower glass can be made to form the temperature difference, the temperature in the most upper and lower glass solder face is more than its obverse temperature, the described temperature difference is generally 30-150 DEG C, it is preferably 50-100 DEG C, in the case of ensureing the inconspicuous deformation of upper and lower glass and safety, keeps the big temperature difference as far as possible.
Preferably, the calandria or the hot air heating system that arrange in described heating chamber by unilateral heating and utilize the low-radiation film on glass, the periphery that can make the respective solder side of upper and lower glass forms the temperature difference with central area, the peripheral temperature in the most upper and lower glass solder face is more than the temperature of its central area, the described temperature difference is generally 30-150 DEG C, it is preferably 50-100 DEG C, in the case of ensureing the inconspicuous deformation of upper and lower glass and safety, keeps the big temperature difference as far as possible.
Preferably, the calandria arranged in described heating chamber is by one side Infrared Heating, microwave heating or sensing heating, and utilize the low-radiation film on glass and edge band frame and the infrared absorption characteristic of solder, Microwave Absorption Properties or electromagnetic induction characteristic, can make, other parts of lower glass respective edge band frame and solder and glass form the temperature difference, i.e. the temperature of edge band frame and solder is more than upper, the temperature of lower glass remainder, the described temperature difference is generally 30-150 DEG C, it is preferably 50-100 DEG C, on ensureing, in the case of the lower inconspicuous deformation of glass and safety, keep the big temperature difference as far as possible.
Preferably, described vacuum chamber can install detection device and the positioner of toughened vacuum glass, especially bleeding point, described detection device includes image identification system, Photodetection system or machinery touching system, and described positioner includes the keeper automatically risen and fixing locating part or the upright system being adjusted location the most respectively to toughened vacuum glass.
Preferably, described vacuum chamber can install a closing device to several closing toughened vacuum glass bleeding points, and the installation quantity of described closing device is corresponding with the quantity of the specification of toughened vacuum glass and bleeding point with position.
Preferably, described closing device can be fixed, movable or upper part is fixed, lower part activity.
Preferably, described closing device can be to discharge solder grain (or ball) when closing the bleeding point of toughened vacuum glass, or discharges solder drop, or discharges cap liner or part.
Preferably, described edge sealing solder and sealing solder include glass solder and brazing metal, and the continuous way of the most described toughened vacuum glass produces stove both can heat glass solder, it is also possible to heating brazing metal.
Preferably, described closing device can be determined according to solder and the kind of bleeding point and quantity by one to several stations.
Preferably, described preheating chamber, heating chamber or close sheet room one adding set upwards placing getter on glass top surface can be installed, the special position placing getter can be set on the upper surface of upper glass, after upper and lower glass conjunction sheet in getter space between upper and lower glass.
Preferably, described vacuum chamber can install the extremely several adding sets adding getter to toughened vacuum glass bleeding point, and the installation quantity of described adding set is corresponding with the quantity of the specification of toughened vacuum glass and bleeding point with position.
Preferably, described adding set can be fixed, movable or upper part is fixed, lower part activity.
Preferably, described adding set can be to discharge getter power, granule or bead when placing or load getter, or release getter bar, sheet or block.
Preferably, described getter includes evaporable air-absorbing agent and nonevaporable getter, described getter uses activation line, the mode i.e. directly activated in the continuous way production stove of described toughened vacuum glass, described evaporable air-absorbing agent is by the heating of mode local, activated ats such as sensing heating after toughened vacuum glass sealing, and described nonevaporable getter passes through to activate under the high temperature in adding set or vacuum chamber, fine vacuum before toughened vacuum glass seals.
Preferably, described adding set can have extremely several stations, determines according to getter and the kind of bleeding point and quantity.
Preferably, described adding set can unite two into one with described closing device.
Preferably, described conjunction sheet room, pre-vacuum chamber and vacuum chamber can utilize waste heat during vacuum glass edge sealing to need not heating system, can also there is heating system, described heating system is not heating glass, but make each room keep stationary temperature so that every a piece of vacuum glass keeps identical production technology and parameter and then the qualification rate improving vacuum glass and ensures the concordance of product, when the most described continuous oven just starts, each room is preheated.
Preferably, described conjunction sheet room, pre-vacuum chamber and vacuum chamber can have respective cooling system, vacuum glass not only can be made quickly to cool down, and make each room keep stationary temperature so that every a piece of vacuum glass keeps identical production technology and parameter and then the qualification rate improving vacuum glass and ensures the concordance of product, time after the most described continuous oven long-play, the heat accumulating each room is evacuated.
Preferably, described pre-vacuum chamber and fore-cooling room can be one to the most several, to realize gradually changing of vacuum and temperature.
Preferably, for small-sized continuous oven, in described preheating chamber, pre-vacuum chamber and fore-cooling room one or several can save.
Preferably, described preheating chamber, heating chamber, conjunction sheet room, pre-vacuum chamber, vacuum chamber and fore-cooling room, can there be an exocoel and zero in each room respectively to several inner chambers；
Preferably, described exocoel, or/and the inner surface of inner chamber is low-E surface or surface is coated with low-radiation film, can improve heat preservation and insulation further.
Preferably, described exocoel is or/and inner chamber is also provided with one to several layers heat screen, and heat screen can carry out insulation to exocoel and inner chamber.
Preferably, described heat screen is the metallic plate of any surface finish, or surface is coated with low-radiation film, can improve heat preservation and insulation further.
Preferably, the air pressure of described outer intracavity is preferably 1000Pa-0.1Pa, and the air pressure of described interior intracavity is preferably 0.1Pa-0.0001Pa.
Preferably, described control system controls heating system, vacuum system and transmission system and closing device and the adding set of getter simultaneously, activates device.
The invention has the beneficial effects as follows:
The toughened vacuum glass continuous way of the present invention produces stove and uses the mode of heating and vacuum separation, and solving existing vacuum drying oven had not only needed heating, but also needed evacuation, caused the problems such as vacuum drying oven manufacture difficulty is big, cost of manufacture is high.The toughened vacuum glass continuous way of the present invention produces stove and is connected together with evacuation and sealing by the edge sealing of toughened vacuum glass, makes existing two-step method production technology become one-step method, drastically increases production efficiency；The present invention is direct evacuation after making toughened vacuum glass at high temperature (380-480 DEG C) edge sealing, make full use of waste heat during edge sealing, both the energy and time had been saved, greatly reduce production cost, the temperature making again vacuum exhaust is up to 350-400 DEG C, it is significantly larger than delivery temperature 150-250 DEG C of existing vacuum glass, toughened vacuum glass upper, lower glass high-temperature baking when edge sealing and high vacuum exhaust temperature can make, the rapid desorbing of gas of lower glass surface absorption, thus be greatly shortened the time of evacuation and improve the vacuum of toughened vacuum glass, toughened vacuum glass is made to have more preferable heat-proof quality and longer service life.
The continuous way of the toughened vacuum glass of the present invention produces stove, add conjunction sheet room or/and close sheet devices, achieve, lower glass first heats, the mode of production of rear conjunction sheet, and can make, temperature at lower glass solder is higher than the temperature at other positions, the most only make, the weld of lower glass reaches welding temperature, and remainder keeps relatively low temperature, not only save the energy, shorten heat time heating time and cool time, and prevent safety glass in higher temperature and the annealing under the longer time, maintain the tempering characteristic of safety glass, thus low cost, produce toughened vacuum glass in enormous quantities.
The continuous way of the toughened vacuum glass of the present invention produces stove, add compression chamber, or/and described conjunction sheet room, pre-vacuum chamber or vacuum chamber have pressue device, described pressue device can make the upper of toughened vacuum glass, lower glass is acted on by impressed pressure in solder sealing-in and process of setting and in vacuum all the time, it is not only able to promote the fusing of edge sealing solder, make glass and edge sealing solder, glass is combined closely with supporter and contacts, weld more solid and reliable, and the edge sealing being prevented from causing because of pressure reduction in vacuum destroys or glass breaking, the buckling deformation of glass can also be prevented, eliminate edge sealing stress.
The continuous way of the toughened vacuum glass of the present invention produces stove, uses and adds getter, the mode of activation line getter online, makes the interpolation of getter, activates a step and complete.
The continuous way of the toughened vacuum glass of the present invention produces stove, it is achieved that the one-step method of toughened vacuum glass, continuous way industrialization produce, and not only substantially increase production capacity, reduce cost, and the qualification rate of product is greatly improved.
Accompanying drawing illustrates:
Fig. 1 is that the continuous way of the toughened vacuum glass of the present invention produces stove vertical section structure schematic diagram.
Detailed description of the invention:
Below in conjunction with the accompanying drawings, the detailed description of the invention of the present invention is described in detail, it is to be understood that protection scope of the present invention is not limited by detailed description of the invention.
The continuous way that the invention provides a kind of toughened vacuum glass produces stove, including feeding platform, preheating chamber, heating chamber, close sheet room, compression chamber, pre-vacuum chamber, vacuum chamber, fore-cooling room, cooling chamber and blanking bench, and for heating chamber (preheating chamber, heating chamber etc.) carry out the heating system of heat treatment, for to vacuum chamber (pre-vacuum chamber, vacuum chamber, fore-cooling room etc.) carry out vacuum treated vacuum system, for transmitting the transmission system of toughened vacuum glass, for loading the adding set of getter, for closing closing device and the control system of toughened vacuum glass bleeding point；Described vacuum chamber and heating chamber include being arranged on outermost exocoel or/and be successively set on the more than one inner chamber of outer chamber.Described exocoel and inner chamber can be separate, and exocoel is different with vacuum with the temperature of each inner chamber, and temperature and vacuum reduce successively from inside to outside；Vacuum system can include multiple vacuum pump set, and each vacuum pump set is connected with corresponding vacuum chamber by vacuum tube；Exocoel and inner chamber can reach the vacuum (or air pressure) of setting respectively by respective vacuum pump set；Each heating intracavity can arrange electric heating body according to the requirement of temperature or/and hot air heating system.
As shown in Figure 1, the continuous way of toughened vacuum glass produces stove and includes feeding platform 1, preheating chamber 2, heating chamber 3, closes sheet room 4, compression chamber 5, pre-vacuum chamber 6, vacuum chamber 7, fore-cooling room 8, cooling chamber 9 and blanking bench 10, and for loading the adding set of getter and uniting two into one for the closing device 14(of containing vacuum glass bleeding point), also include heating system, vacuum system, transmission system and control system；The two ends of vacuum chamber (pre-vacuum chamber 6, vacuum chamber 7 and fore-cooling room 8) are equipped with fire door 13, and fire door 13 makes pre-vacuum chamber 6, vacuum chamber 7 and fore-cooling room 8 become independent sealing space after closing；Vacuum system is made up of vacuum tube and vacuum pump unit, for regulating the vacuum in vacuum chamber or air pressure.
Each heating chamber (preheating chamber 2, heating chamber 3 etc.) can be arranged as required to calandria 11, the heating-up temperature controlling toughened vacuum glass 17 with this and heating rate, calandria 11 is heater strip, carry, manage or the shape such as rod, may be mounted at the upside of roller-way 12, downside or both sides, in preheating chamber 2, it is preferably mounted at the both sides up and down of roller-way 12, makes glass be heated to a basal temperature such as 220-300 DEG C, heating chamber 3 is preferably mounted at upside or the downside of roller-way 12, only makes the weld of glass be heated to welding temperature such as 380-430 DEG C；Each calandria 11 can the most individually begin to warm up or stop heating, so can realize the heating of the tracking to toughened vacuum glass 17；The mode of heatings, preferably infrared heating such as calandria 11 can make to be heated by resistive, Far-infrared Heating.
Preheating chamber 2, pre-vacuum chamber 6 and fore-cooling room 8 can have one to the most several, to realize gradually changing of temperature and vacuum.
Cooling chamber 9 is under atmospheric pressure state all the time, inside sets out airduct 15, by blower fan 16, heated toughened vacuum glass is carried out wind cooling temperature lowering.
The work process that the continuous way of toughened vacuum glass produces stove is as follows:
1.
Close all fire doors 13, control signal is sent by the computer of control system, control the vacuum pump unit in vacuum system and calandria 11 carries out heat temperature raising and evacuation to each chamber, make each chamber reach set basal temperature and vacuum, in running order；
2.
By the upper and lower glass of the toughened vacuum glass 17 anticipated by manually or mechanically hands left and right is parallel or is front and back placed in parallel on feeding platform 1, the solder side of upper and lower glass is upward；Starting feeding platform 1 and the electric machines for roller of preheating chamber 2, sent in preheating chamber 2 by upper and lower glass, preheat, heating-up temperature is set to 250-300 DEG C；Turn on the ultraviolet cleaning lamp being arranged on the interior top of preheating chamber 2, the solder side of upper and lower glass is carried out ultraviolet cleaning；
3.
After pre-heating temperature or time reach, start preheating chamber 2 and the electric machines for roller of heating chamber 3 simultaneously, glass is sent in heating chamber 3；The solder side of upper and lower glass or weld or edge band frame and solder were heated rapidly to welding temperature 350-450 DEG C in 1-10 minute by the infrared heater above heating chamber 3；
4.
After welding temperature or time reach, start the electric machines for roller closing sheet room 4, glass is sent into and closes in sheet room 4；First passing through positioner makes upper and lower glass laid parallel neat, then by vacuum cup or mechanical hand, the surface of upper glass turning 180 ° to lower glass, last vacuum cup or mechanical hand is discharged upper glass, completes the conjunction sheet of upper and lower glass；
5.
After upper and lower glass closes sheet, start and close sheet room 4 and the electric machines for roller of compression chamber 5, make the glass run after conjunction sheet carry out rolling and being cooled to 250-350 DEG C to compression chamber 5；
6.
After solder solidifies substantially, open the air inlet switch of pre-vacuum chamber 6, after pressure balance, open the fire door of pre-vacuum chamber 6, start the electric machines for roller of pre-vacuum chamber 6, the glass after edge sealing is sent in pre-vacuum chamber 6；Close air inlet switch, close fire door；Open vacuum pipe switch, be evacuated to 1-100Pa；
7.
The vacuum of pre-vacuum chamber 6 closes vacuum pipe switch after reaching requirement；Open the fire door 13 of vacuum chamber 7, start the electric machines for roller of vacuum chamber 7, glass is sent in vacuum chamber 7, close the fire door 13 of vacuum chamber 7；In fine vacuum 10-1-10-3Under Pa, glass slowly move ahead, make the vacuum layer in toughened vacuum glass 17 reach the vacuum identical with vacuum chamber 7；Continuing cooling, solder solidifies completely simultaneously；
8.
Photoelectric eye and mechanical navigation system or upright system is utilized to make toughened vacuum glass 17 stop at adding set and the lower section of closing device 14 of getter, the lower center of closing device 14 is right against the center of toughened vacuum glass 17 bleeding point, error is generally ± 0.5-1.5mm, depending on the size of bleeding point, the diameter of bleeding point is generally 3-10mm；Closing device 14 can have three operations; in first operation makes the vacuum chamber that the getter particles activated under high temperature, fine vacuum enters toughened vacuum glass 17 by bleeding point; the lid of bleeding point (or cap liner or part) is covered by second operation, and brazing metal granule or drop are injected on the lid of bleeding point or periphery by the 3rd operation；When getter is fixed on lid in advance, closing device 14 can only have latter two above-mentioned operational motion；When in getter (evaporable) is previously positioned at the vacuum chamber of toughened vacuum glass 17 or when lid (or cap liner or part) covers on bleeding point (also can be without lid or cap liner or part) in advance; closing device 14 can operate with only one of which; metal or glass solder granule or drop will be injected in bleeding point, directly block bleeding point；
9.
After sealing solder solidification, open the fire door 13 of fore-cooling room 8, start fore-cooling room 8 and the electric machines for roller of vacuum chamber 7 simultaneously, vacuum glass is sent in fore-cooling room 8, close the fire door of fore-cooling room 8；Closing the electric machines for roller of vacuum chamber 7, the electric machines for roller of fore-cooling room 8 are adjusted to slow speed mode, under partial vacuum, vacuum glass slowly moves ahead, gradually reduces temperature and vacuum, until vacuum reduces to zero；Opening the fire door 13 of cooling chamber 9, vacuum glass enters in cooling chamber 9；
10.
Close the fire door of fore-cooling room 8, fore-cooling room 8 is evacuated to duty；Close the electric machines for roller of fore-cooling room 8, the electric machines for roller of cooling chamber 9 are adjusted to slow speed mode, open blower fan 16, the cooling wind of design temperature is uniformly brushed in the upper and lower surface of toughened vacuum glass by tuyere 15, under air-cooled state, vacuum glass slowly moves ahead, gradually reduces temperature, until after temperature is down to setting value, toughened vacuum glass enters blanking bench 10, and detection of insulating against sound online, is taken away respectively with defective work by certified products.
The heating chamber of the present invention, vacuum chamber can be arranged as required to more than one inner chamber.
Described preheating chamber, pre-vacuum chamber and fore-cooling room can arrange two or more according to actual needs, to realize gradually changing of vacuum and temperature.
The continuous way of the toughened vacuum glass of the present invention produces stove, adds conjunction sheet room, uses first heating, the rear mode closing sheet, it is achieved that heating and the fast cooling rapidly of safety glass, not only ensure that the tempering characteristic of safety glass, and saves the energy and time.
The continuous way of the toughened vacuum glass of the present invention produces stove, adds ultraviolet cleaner, can effectively remove moisture, gas and the dust of glass surface absorption, not only increase the cleannes of glass, and shorten the time of evacuation.
The continuous way of the toughened vacuum glass of the present invention produces stove, add compression chamber, by upper and lower roller-way, glass is rolled, in the case of melt solder softens, upper and lower glass is made to be in close contact with solder and supporter, reaching the state identical with air, solder gradually solidifies, welds in this case, thus the edge sealing stress of toughened vacuum glass is reduced or eliminated.
The continuous way of the toughened vacuum glass of the present invention produces stove, uses the online mode loading getter, activation and placement one step of getter is completed, and not only technique is simple, and getter can be utilized to shorten the time of toughened vacuum glass evacuation.
Above content is to combine the further description that the present invention is done by optimal technical scheme, it is impossible to what identification was invented is embodied as being only limitted to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, it is also possible to make simple deduction and replacement, all should be considered as protection scope of the present invention.
Claims (10)
1. the continuous way of toughened vacuum glass produces a stove, including: feeding platform, preheating chamber, heating chamber, conjunction sheet room, pre-vacuum chamber, vacuum chamber, fore-cooling room, cooling chamber and blanking bench, and heating system, vacuum system, transmission system and control system；It is characterized in that heating chamber not evacuation, vacuum chamber do not heat, the closing device for closing toughened vacuum glass bleeding point is had on vacuum chamber, use first heating, the rear production technology closing sheet, being linked together with evacuation operation by the edge sealing of toughened vacuum glass, one-step method completes the edge sealing of toughened vacuum glass, evacuation and sealing.
2. the continuous way of toughened vacuum glass as claimed in claim 1 produces stove, it is characterized in that also having compression chamber, described compression chamber is closing between sheet room and pre-vacuum chamber, described compression chamber has pressue device, and described pressue device makes glass and edge sealing solder, glass combine closely with supporter and contact.
3. the continuous way of toughened vacuum glass as claimed in claim 1 produces stove, it is characterised in that there is pressue device one to three room in described conjunction sheet room, pre-vacuum chamber or vacuum chamber, and described pressue device uses static state pressurization or the mode of dynamic pressurized.
4. the continuous way of toughened vacuum glass as claimed in claim 1 produces stove, it is characterised in that have glass washing device in described preheating chamber or heating chamber, to remove moisture, dust and the gas that glass surface is adsorbed.
5. the continuous way of toughened vacuum glass as claimed in claim 1 produces stove, it is characterized in that described vacuum chamber is installed by the closing device of to several closing toughened vacuum glass bleeding points, described closing device discharges solder grain (or ball) when closing bleeding point, or discharge solder drop, or discharge cap liner or sealed piece.
6. the continuous way of toughened vacuum glass as claimed in claim 1 produces stove, when it is characterized in that the upper and lower glass conjunction sheet of described toughened vacuum glass, described upper and lower glass left and right laid parallel or front and back laid parallel or up and down laid parallel, rely on the vacuum cup closing sheet devices or/and mechanical hand takes, carries or overturns and aligns glass, complete the conjunction sheet of described upper and lower glass.
7. the continuous way of toughened vacuum glass as claimed in claim 1 produces stove; it is characterized in that described preheating chamber or heating chamber or vacuum chamber are provided with one to several adding sets adding getter; described adding set discharges getter power, granule or bead when loading getter; or discharging getter bar, sheet or block, described getter uses the mode of activation line.
8. the continuous way of toughened vacuum glass as claimed in claim 1 produces stove, it is characterized in that the solder side of upper and lower glass or weld or edge band frame and solder were heated to welding temperature in 1-10 minute by the calandria arranged in described heating chamber, the temperature of described upper and lower glass remainder is less than welding temperature 30-150 DEG C.
9. the continuous way of toughened vacuum glass as claimed in claim 1 produces stove, it is characterised in that described heating chamber and conjunction sheet room unite two into one, and have conjunction sheet devices in the most described heating chamber.
10. the continuous way of toughened vacuum glass as claimed in claim 1 produces stove, it is characterised in that the edge sealing of described toughened vacuum glass, evacuation, filling getter, activated degasser and closing bleeding point disposably complete in the continuous way of described toughened vacuum glass produces stove.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510245162.6A CN106277729A (en) | 2015-05-15 | 2015-05-15 | The continuous way of toughened vacuum glass produces stove |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510245162.6A CN106277729A (en) | 2015-05-15 | 2015-05-15 | The continuous way of toughened vacuum glass produces stove |
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| CN106277729A true CN106277729A (en) | 2017-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510245162.6A Pending CN106277729A (en) | 2015-05-15 | 2015-05-15 | The continuous way of toughened vacuum glass produces stove |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107540247A (en) * | 2017-09-07 | 2018-01-05 | 上海耀江实业有限公司 | A kind of vacuum glass vacuum preparation method |
| CN111377620A (en) * | 2019-11-04 | 2020-07-07 | 青岛锦绣前程节能玻璃有限公司 | Continuous vacuum production equipment for laminated glass |
| CN111847904A (en) * | 2019-04-26 | 2020-10-30 | 山东晟芳铭玻璃科技有限公司 | Preparation method of vacuum glass |
| CN113979651A (en) * | 2021-11-10 | 2022-01-28 | 沃米真玻科技(北京)有限公司 | Full-flow continuous automatic production line for vacuum glass |
| CN114085044A (en) * | 2021-12-15 | 2022-02-25 | 中健特种玻璃科技有限公司 | Preparation method of vacuum glass |
| CN115246715A (en) * | 2022-08-03 | 2022-10-28 | 青岛中腾志远真空玻璃科技发展有限公司 | Continuous full-automatic energy-saving production line for vacuum glass |
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2015
- 2015-05-15 CN CN201510245162.6A patent/CN106277729A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107540247A (en) * | 2017-09-07 | 2018-01-05 | 上海耀江实业有限公司 | A kind of vacuum glass vacuum preparation method |
| CN111847904A (en) * | 2019-04-26 | 2020-10-30 | 山东晟芳铭玻璃科技有限公司 | Preparation method of vacuum glass |
| CN111377620A (en) * | 2019-11-04 | 2020-07-07 | 青岛锦绣前程节能玻璃有限公司 | Continuous vacuum production equipment for laminated glass |
| CN113979651A (en) * | 2021-11-10 | 2022-01-28 | 沃米真玻科技(北京)有限公司 | Full-flow continuous automatic production line for vacuum glass |
| CN114085044A (en) * | 2021-12-15 | 2022-02-25 | 中健特种玻璃科技有限公司 | Preparation method of vacuum glass |
| CN115246715A (en) * | 2022-08-03 | 2022-10-28 | 青岛中腾志远真空玻璃科技发展有限公司 | Continuous full-automatic energy-saving production line for vacuum glass |
| CN115246715B (en) * | 2022-08-03 | 2023-12-22 | 青岛中腾志远真空玻璃科技发展有限公司 | Continuous full-automatic energy-saving production line for vacuum glass |
| WO2024027175A1 (en) * | 2022-08-03 | 2024-02-08 | 青岛中腾志远真空玻璃科技发展有限公司 | Continuous fully automatic energy-saving production line and method for vacuum insulated glass |
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