A kind of high-boron-silicon glass liquid classification material road
Technical field
The present invention relates to high-boron-silicon glass production technical field, the vitreous humour classification material road in producing particularly to a kind of high-boron-silicon glass.
Background technology
At present, the production of high-boron-silicon glass is in Rapid development stage, owing to high-boron-silicon glass hardness is high, chemical stability is good, acidproof, alkaline-resisting and resistance to chilling, anxious good in thermal property, its purposes is more and more extensive, has been directed to each fields such as military affairs, medicine, lamp decoration, the articles for daily use, solar energy.But owing to the production of this kind of glass is in developmental stage, its Processes and apparatus there is also various problem.
The high-boron-silicon glass difference from other glass is: viscosity is big, boron is volatile, easy layering is (the most motionless material is easily layered), and viscosity makes greatly high-boron-silicon glass easily produce striped, affects product quality and reduces light transmittance;Boron is volatile makes upper strata feed liquid easily form material leather, after material leather enters product, will reduce product quality and even result in defective;The layering of motionless material can produce striped in the product, causes product fragility the most even to produce and bursts.The highest borosilicate production difficulty is big, and quality is undesirable so far.Wherein the most important reason of poor product quality is the material such as low and medium material is mingled in high-quality material so that the product quality produced does not reaches requirement, there are some problems such as the uniformity, light transmittance, intensity, has a strong impact on the quality of high-boron-silicon glass product.High-boron-silicon glass fine work rod is the product that high-boron-silicon glass product is the most high-grade, can do auto lamp sheet use, due to the restriction of existing equipment technique, it is impossible to obtains the high-boron-silicon glass fine work rod of high-quality, has had a strong impact on the application of high-boron-silicon glass fine work rod.
Summary of the invention
The present invention is in order to make up the defect of prior art, it is provided that a kind of can realize the material such as low, medium material and high-quality material and flow out respectively, significantly improve the high-boron-silicon glass liquid classification material road of high-boron-silicon glass quality.
The present invention is achieved through the following technical solutions:
A kind of high-boron-silicon glass liquid classification material road, including sub-material road, feed basin and adverse current mouth, being provided with electrode hole in described sub-material road, bottom is provided with drain hole at the bottom of material road, it is characterized in that: have the first production outlet and second bottom described feed basin successively and produce outlet, and bottom is provided with electric heater unit.
Described first production outlet tip is higher than bottom feed basin, and second produces the top and feed basin bottom level exported, and the space that the high-boron-silicon glass liquid not flowed out from the first production outlet exports two ends and feed basin inwall along the first production flows to the second production outlet.
Further, it is also equipped with corresponding outlet so that flow to forming machine from the first vitreous humour producing the different qualities that outlet, the second production outlet and adverse current mouth flow out with producing outlet, the second production outlet and adverse current Kou Chu relevant position bottom the iron pan of the feeding machine of material road Matching installation with feed basin first.
Traditional glass liquid material road only one of which exports with the production of feed basin bottom level, and corresponding feeding machine also only one of which exports, and the defective material in bottom and production outlet defective material around, in the lump from production outlet outflow, cause product quality not increase;Feed basin of the present invention is provided with two and produces outlet, and first produce outlet height higher than second production outlet, owing to vitreous humour has mobility, first produces outlet does not around exist dead material, the material that the small part come bottom feed basin and bottom sub-material road is not released from drain hole at the bottom of material road can flow to the second production outlet, therefore producing, from first, the feed liquid exporting out is high-quality feed liquid, cooling molding can obtain high-boron-silicon glass fine work rod, second feed liquid producing outlet outflow is mill run, identical with gained high-boron-silicon glass product quality in prior art.
Exceeding the height at the bottom of sub-material road at the bottom of described feed basin is 50-150 millimeter, increases vitreous humour upper and lower temperature difference, delays to put the time interval of waste material, decreases and puts waste material number of times, reduces waste, bottom underproof material is greatly reduced simultaneously and enters feed basin.
Described electric heater unit includes the feed basin electrode hole being uniformly arranged on feed basin inwall, the molybdenum electrode connected on feed basin electrode hole, and the external transformer that connected by wire of feed basin electrode hole and controller, during use, temperature is set by controller, then instruction transformator regulation is sent to relevant voltage and to molybdenum electrode energising, molybdenum electrode heating power, vitreous humour bottom heating feed basin, improve the mobility of vitreous humour, thus more guaranteeing the quality of the vitreous humour of the first production outlet outflow, cooling molding obtains high-boron-silicon glass fine work rod.
It is also associated with ground electrode on described feed basin wall, on the one hand can increase the electric heater unit safety when vitreous humour is heated, on the other hand can also eliminate the bubble in vitreous humour.
The invention has the beneficial effects as follows: the present invention can realize high-boron-silicon glass liquid classification and flow out, drain hole at the bottom of defective Liao Congliao road, bottom flows out, high-quality material produces outlet from first and flows out, medium material produces outlet from second and flows out, the material leather that top produces due to boron volatilization is flowed out by feeding machine adverse current mouth, electric heating system adds the mobility of vitreous humour, more ensure that the quality of high-quality material, the high-boron-silicon glass fine work rod obtained produce the vitreous humour cooling molding of outlet outflow from first after, significantly improve the level of production of high-boron-silicon glass, it is widely used in the high-quality fields such as auto lamp sheet.
Accompanying drawing explanation
The present invention is further illustrated below in conjunction with the accompanying drawings.
Accompanying drawing 1 is the main TV structure schematic diagram in the present invention a kind of high-boron-silicon glass liquid classification material road;
Accompanying drawing 2 is the plan structure schematic diagram in the present invention a kind of high-boron-silicon glass liquid classification material road;
Accompanying drawing 3 is the iron pan plan structure schematic diagram of the feeding machine of setting supporting with the present invention;
Accompanying drawing 4 is traditional feeding machine iron pan plan structure schematic diagram;
In figure, 1 sub-material road, 2 feed basins, 3 first produce outlet, and 4 second produce outlet, 5 adverse current mouths, drain hole at the bottom of 6 material roads, 7 feed basin electrode holes, 8 electrode holes, 9 ground electrodes.
Detailed description of the invention
Accompanying drawing is a kind of specific embodiment of the present invention.As shown in Figures 1 and 2, this high-boron-silicon glass classification material road, including sub-material road 1, feed basin 2 and adverse current mouth 5, it is provided with electrode hole 8 in described sub-material road 1, bottom is provided with drain hole 6 at the bottom of material road, have the first production outlet 3 and second bottom described feed basin 2 successively and produce outlet 4, first produces outlet 3 tops higher than bottom feed basin 2, second produces the top exporting 4 and feed basin 2 bottom level, does not flows to the second production outlet 4 from the high-boron-silicon glass liquid of the first production outlet 3 outflow along the space at the first production outlet 3 two ends and feed basin 2 inwall;Simultaneously with produce outlet 3, second bottom the iron pan of the feeding machine of material road Matching installation with feed basin 2 first and produce relevant position at outlet 4 and adverse current mouth 5 and be also equipped with corresponding outlet, as shown in Figure 3;Traditional high-boron-silicon glass liquid material road only one of which exports with the production of feed basin bottom level, corresponding feeding machine also only one of which outlet, as shown in Figure 4, the defective material in bottom and production outlet defective material around, in the lump from producing outlet outflow, cause product quality not increase;Feed basin of the present invention is provided with two and produces outlet, and first produce outlet height higher than second production outlet, owing to vitreous humour has mobility, first produces outlet does not around exist dead material, the material that the small part come bottom feed basin and bottom sub-material road is not released from drain hole at the bottom of material road can flow to the second production outlet, therefore producing, from first, the feed liquid exporting out is high-quality feed liquid, cooling molding can obtain high-boron-silicon glass fine work rod, second feed liquid producing outlet outflow is mill run, identical with gained high-boron-silicon glass product quality in prior art.
As shown in Figure 1, it is 60 millimeters that feed basin 2 end exceeds the height of sub-material road 1 least significant end, can certainly be that the arbitrary height in the range of 50-150 millimeter is poor, which increase vitreous humour upper and lower temperature difference, delay to put the time interval of waste material, decrease and put waste material number of times, reduce waste, bottom underproof material is greatly reduced simultaneously and enters feed basin 2;And the difference in height at the bottom of feed basin and sub-material road is less than 50 millimeters in traditional equipment, need frequent blowing, cause the waste of raw material, and easily make the defective material bottom sub-material road 1 enter feed basin, flowed out by producing outlet, reduce the quality of vitreous humour.
As shown in Figures 1 and 2, it is provided with electric heater unit bottom feed basin 2, electric heater unit includes the feed basin electrode hole 7 being uniformly arranged on feed basin 2 inwall, the molybdenum electrode connected on feed basin electrode hole 7, and the external transformer that is connected by wire with molybdenum electrode and controller, during use, temperature is set by controller, then instruction transformator regulation is sent to relevant voltage and to molybdenum electrode energising, molybdenum electrode heating power, high-boron-silicon glass liquid bottom heating feed basin 2, improve the mobility of high-boron-silicon glass liquid, thus more guarantee the quality of the vitreous humour of the first production outlet outflow, high-boron-silicon glass fine work rod is i.e. obtained produce the vitreous humour cooling molding that outlet is flowed out by first after;It is also associated with ground electrode 9 on described feed basin 2 wall, on the one hand can increase the electric heater unit safety when vitreous humour is heated, on the other hand can also eliminate the bubble in vitreous humour, improve the quality of vitreous humour.
When big stove vitreous humour out enters the present invention, first flowing through sub-material road 1, subsequently into feed basin 2, some defective material that bottom can produce in flow process, at the bottom of Hui Liao road, drain hole 6 is released;The defective material that residue feed liquid produces during continuing towards discharging opening produces outlet 3 both sides through first and flows to the second production outlet 4, obtains the high-boron-silicon glass of mean quality after cooling molding;Top feed liquid flows to feeding machine adverse current mouth 5 due to the material leather that boron volatilization is formed;Therefore the high-quality material in the middle part of feed basin 2 produces outlet 3 outflow through first, produces high-quality high-boron-silicon glass fine work rod, can be applicable to the fields such as auto lamp sheet after cooling molding.