CN104628251A - Low-beating degree ultrafine centrifugal glass wool drawing device and drawing method - Google Patents
Low-beating degree ultrafine centrifugal glass wool drawing device and drawing method Download PDFInfo
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- CN104628251A CN104628251A CN201310571703.5A CN201310571703A CN104628251A CN 104628251 A CN104628251 A CN 104628251A CN 201310571703 A CN201310571703 A CN 201310571703A CN 104628251 A CN104628251 A CN 104628251A
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- beating degree
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Abstract
The invention relates to low-beating degree ultrafine centrifugal glass wool drawing device and drawing method. The device is composed of a primary centrifugal system and a secondary stretching system, wherein the primary centrifugal system sequentially comprises an electric heating leakage plate, a steel structure, a rotary spindle, an internal combustion engine and a centrifugal plate from top to bottom; and the secondary stretching system is arranged above the centrifugal plate, and comprises a gas air inlet, a gas channel, a refractory layer, a high-temperature airflow stretching opening, a cold air stretching opening and an airflow cutter. The ultrafine glass wool fiber is small in diameter, low in beating degree, high in flexibility and excellent sound insulation and heat insulation properties.
Description
Technical field
The present invention relates to a kind of glass wool wire-drawing frame and drawing process, especially relate to the ultra-fine centrifugally glass-wool wire-drawing frame of a kind of low beating degree and drawing process.
Background technology
Ultra-fine centrifugal glass fibre refers to the industrial chemicals melting that mixes according to a certain ratio and after bushing drainage, by the glass fibre of centrifugal blast technique wire-drawing shape.High-temp liquid is after centrifugal blast technique wire drawing fibroblast, Fibre diameter ultra-fine (2 ~ 4 μm), internal fiber is fluffy staggered, and there is a large amount of micro-pores, have that thermal conductivity is low, sound absorbing capabilities good, coefficient of elasticity high, be widely used in electromechanics, metallurgy, oil, chemical industry, building and aerospace field.
Beating degree, i.e. beating degree (° SR), be weigh the leading indicator of refining pulp quality, its concentrated expression fiber be cut off, the degree of swollen, brooming, bean vermicelli, fibrillation, represent the complexity (water filtering performance) of fibre stuff dehydration.In glass wool industry, usually weigh diameter thickness and the intensity of glass fibre by measurement fiber beating degree, beating degree is higher, and glass wool diameter is thinner, and beating degree is higher, and glass wool intensity is higher.
Chinese patent 200620125591.6 discloses a kind of flexible compound Sound-proof material.Complex sound insulation described in this invention is cotton to be made up of centrifugal glass wool layer and the flexible offset plate of polystyrene, flexible centrifugal glass fiber blanket, and centering, low-frequency sound wave have good sound-absorbing, soundproof effect.This patent is high due to centrifugally glass-wool beating degree, does not possess excellent sound-absorbing, sound-proofing properties to basic, normal, high frequency sound wave.
Document " analysis of flexible needle spraying non-woven material sound absorbing capabilities " (About Frp/cm 2010 (1) 53-66) is pointed out after sound source touches rigidity sound-proof material, can be reflexed in environment in a large number, thus cause sound pollution.Therefore reduce the intensity of super glass wool, super glass wool is had flexible extremely important to the sound-proofing properties of glass wool.
Summary of the invention
Object of the present invention is intended to overcome the deficiencies in the prior art, provide the ultra-fine centrifugally glass-wool wire-drawing frame of a kind of low beating degree and drawing process, these apparatus and method effectively can overcome the shortcomings such as ultra-fine centrifugal glass fibre beating degree in prior art is high, rigidity large, flexible deficiency, and can stable fibers production technique, improve the quality of products.
The technical scheme adopted for realizing object of the present invention is: the ultra-fine centrifugally glass-wool wire-drawing frame of the low beating degree of one of the present invention, is characterized in that this device is made up of a centrifugation systems and secondary stretch system; One time centrifugation systems comprises electrically heated bushing, steel construction, live spindle, interior burner, centrifugal pan from top to bottom successively; Secondary stretch system, above above-mentioned centrifugal pan, comprises gas inlet, blast tube, flame retardant coating, high temperature gas flow stretching mouth, cold wind stretching mouth, air-flow cutting unit.
The ultra-fine centrifugally glass-wool wire-drawing frame of the low beating degree of described one, is characterized in that described electrically heated bushing aperture is 5mm ~ 28mm.
The ultra-fine centrifugally glass-wool wire-drawing frame of the low beating degree of described one, is characterized in that described centrifugal pan is connected with live spindle, rotates drive centrifugal pan to rotate with live spindle; Centrifugal pan diameter is 100mm ~ 360mm, and sidewall hole count is 2000 holes, hole ~ 16000, and sidewall aperture is 0.4mm ~ 0.8mm.
The ultra-fine centrifugally glass-wool wire-drawing frame of the low beating degree of described one, it is characterized in that described interior burner heating centrifugal pan, interior burner can have 1 ~ 3, optional electrically heated, flame heating or Infrared Heating.
The ultra-fine centrifugally glass-wool wire-drawing frame of the low beating degree of described one, it is characterized in that described gas inlet is communicated with blast tube, high temperature gas flow stretching mouth, blast tube surrounding is flame retardant coating, high temperature gas flow stretching mouth is peripheral at centrifugal pan, with centrifugal pan apart from being 0.5mm ~ 15mm, high temperature gas flow stretching mouth wavelength width of a slit is 0.3mm ~ 15mm.
The ultra-fine centrifugally glass-wool wire-drawing frame of the low beating degree of described one, is characterized in that described cold wind stretching mouth is peripheral at high temperature gas flow stretching mouth, connects High Pressure Air Pipe Line, and cold wind stretching mouth and high temperature gas flow stretching mouth distance are 0.1mm ~ 10mm.
The ultra-fine centrifugally glass-wool wire-drawing frame of the low beating degree of described one, is characterized in that described air-flow cutting unit is peripheral at centrifugal pan, high temperature gas flow stretching mouth and cold wind stretching mouth, connects High Pressure Air Pipe Line.
The invention also discloses the drawing process of the ultra-fine centrifugally glass-wool of above-mentioned low beating degree, it is characterized in that the step comprising following order:
(1) start live spindle, make centrifugal pan high speed rotating, rotating speed is 2400rad/min ~ 3000rad/min;
(2) open interior burner, heating centrifugal pan is to 850 DEG C ~ 1000 DEG C;
(3) gas inlet passes into the mixed gas of Sweet natural gas and air, and ratio is 1:5 ~ 15, makes mixed gas enter high temperature gas flow stretching mouth by blast tube;
(4) cold wind stretching mouth and air-flow cutting unit pass into air, and cold wind gas flow temperature is 5 ~ 30 DEG C, and flow is 0.1 ~ 1.0Nm
3/ h;
(5) mixed gas of the high temperature gas flow stretching mouth described in (4) is lighted with oxyacetylene torch;
(6) glass metal is flowed out by electrically heated bushing, and flow is 40kg/h ~ 280kg/h;
(7) above-mentioned glass metal flows in the centrifugal pan of high speed rotating, and glass metal is gone out by sidewall hole centrifugal drying by centrifugal pan, stretches through high temperature gas flow stretching mouth, and cold wind stretching mouth stretches and air-flow cutting unit is processed to form the ultra-fine centrifugally glass-wool of low beating degree.
Effect: the present invention compared with prior art, has the following advantages:
(1) by the synergy of centrifugal pan centrifugation systems and secondary stretch system, make super glass wool Fibre diameter thin, sound-absorption and heat-insulation excellent performance;
(2) make ultra-fine centrifugally glass-wool beating degree low by adjustment centrifugal pan, high temperature gas flow stretching, cold wind stretching distance and technique, flexible high;
(3) the ultra-fine centrifugally glass-wool wire-drawing frame of low beating degree and drawing process can stable fibers production technique, improve the quality of products.
Accompanying drawing explanation
Fig. 1 is the low beating degree of one of the present invention ultra-fine centrifugally glass-wool wire-drawing frame schematic diagram.In figure, 10 is electrically heated bushing, 20 is steel construction, 30 is a centrifugation systems, 31 is live spindle, 32 is interior burner, 33 is centrifugal pan, and 40 is secondary stretch system, 41 be gas inlet, 42 is flame retardant coating, 43 is blast tube, 44 is cold wind stretching mouth, 45 is high temperature gas flow stretching mouth, 50 for air-flow cutting unit.
Embodiment
Below in conjunction with specific embodiment, illustrate the present invention further, these embodiments should be understood only be not used in for illustration of the present invention and limit the scope of the invention, after having read the present invention, the amendment of those skilled in the art to the various equivalent form of value of the present invention has all fallen within the application's claims and limited.
Embodiment
The ultra-fine centrifugally glass-wool wire-drawing frame of low beating degree as shown in Figure 1.High temperature gas flow stretching mouth and centrifugal pan distance are 5mm, and high temperature gas flow stretching mouth wavelength width of a slit is 8mm, and cold wind stretching mouth and high temperature gas flow stretching mouth distance are 8mm.The ultra-fine centrifugally glass-wool drawing process of low beating degree:
(1) start live spindle, make diameter be 250mm, sidewall hole count is 8600 holes, and sidewall aperture is the centrifugal pan high speed rotating of 0.7mm, and rotating speed is 2600rad/min;
(2) open burner in 2 flame heating in 60 ° of angle heating centrifugal pans, heating centrifugal pan is to 900 DEG C;
(3) gas inlet passes into the blending ratio of Sweet natural gas and air is 1:11
(4) cold wind stretching mouth and air-flow cutting unit pass into air, and cold wind gas flow temperature is 20 DEG C, and flow is 0.6Nm
3/ h;
(5) mixed gas of the high temperature gas flow stretching mouth described in (4) is lighted with oxyacetylene torch;
(6) glass metal is flowed out by the electrically heated bushing that aperture is 25mm, and flow is 200kg/h;
(7) above-mentioned glass metal flows in the centrifugal pan of high speed rotating, and glass metal is gone out by sidewall hole centrifugal drying by centrifugal pan, stretches through high temperature gas flow stretching mouth, and cold wind stretching mouth stretches and air-flow cutting unit is processed to form the ultra-fine centrifugally glass-wool of low beating degree.
Above are only single embodiment of the present invention, but design concept of the present invention is not limited thereto, all changes utilizing this design the present invention to be carried out to unsubstantiality, all should belong to the behavior of invading the scope of protection of the invention.In every case be the content not departing from technical solution of the present invention, any type of simple modification, equivalent variations and the remodeling done above embodiment according to technical spirit of the present invention, still belong to the protection domain of technical solution of the present invention.
Claims (8)
1. the ultra-fine centrifugally glass-wool wire-drawing frame of low beating degree, is characterized in that this device is made up of a centrifugation systems and secondary stretch system; One time centrifugation systems comprises electrically heated bushing, steel construction, live spindle, interior burner, centrifugal pan from top to bottom successively; Secondary stretch system, above above-mentioned centrifugal pan, comprises gas inlet, blast tube, flame retardant coating, high temperature gas flow stretching mouth, cold wind stretching mouth, air-flow cutting unit.
2. the ultra-fine centrifugally glass-wool wire-drawing frame of low beating degree according to claim 1, is characterized in that described electrically heated bushing aperture is 5mm ~ 28mm.
3. the ultra-fine centrifugally glass-wool wire-drawing frame of low beating degree according to claim 1, is characterized in that described centrifugal pan is connected with live spindle, rotates drive centrifugal pan to rotate with live spindle; Centrifugal pan diameter is 100mm ~ 360mm, and sidewall hole count is 2000 holes, hole ~ 16000, and sidewall aperture is 0.4mm ~ 0.8mm.
4. the ultra-fine centrifugally glass-wool wire-drawing frame of low beating degree according to claim 1, it is characterized in that described interior burner heating centrifugal pan, interior burner can have 1 ~ 3, optional electrically heated, flame heating or Infrared Heating.
5. the ultra-fine centrifugally glass-wool wire-drawing frame of low beating degree according to claim 1, it is characterized in that described gas inlet is communicated with blast tube, high temperature gas flow stretching mouth, blast tube surrounding is flame retardant coating, high temperature gas flow stretching mouth is peripheral at centrifugal pan, with centrifugal pan apart from being 0.5mm ~ 15mm, high temperature gas flow stretching mouth wavelength width of a slit is 0.3mm ~ 15mm.
6. the ultra-fine centrifugally glass-wool wire-drawing frame of low beating degree according to claim 1, is characterized in that described cold wind stretching mouth is peripheral at high temperature gas flow stretching mouth, connects High Pressure Air Pipe Line, and cold wind stretching mouth and high temperature gas flow stretching mouth distance are 0.1mm ~ 10mm.
7. the ultra-fine centrifugally glass-wool wire-drawing frame of low beating degree according to claim 1, is characterized in that described air-flow cutting unit is peripheral at centrifugal pan, high temperature gas flow stretching mouth and cold wind stretching mouth, connects High Pressure Air Pipe Line.
8. the invention also discloses the drawing process of the ultra-fine centrifugally glass-wool of a kind of above-mentioned low beating degree, it is characterized in that the step comprising following order:
(1) start live spindle, make centrifugal pan high speed rotating, rotating speed is 2400rad/min ~ 3000rad/min;
(2) open interior burner, heating centrifugal pan is to 850 DEG C ~ 1000 DEG C;
(3) gas inlet passes into the mixed gas of Sweet natural gas and air, and ratio is 1:5 ~ 15, makes mixed gas enter high temperature gas flow stretching mouth by blast tube;
(4) cold wind stretching mouth and air-flow cutting unit pass into air, and cold wind gas flow temperature is 5 ~ 30 DEG C, and flow is 0.1 ~ 1.0Nm
3/ h;
(5) mixed gas of the high temperature gas flow stretching mouth described in (4) is lighted with oxyacetylene torch;
(6) glass metal is flowed out by electrically heated bushing, and flow is 40kg/h ~ 280kg/h;
(7) above-mentioned glass metal flows in the centrifugal pan of high speed rotating, and glass metal is gone out by sidewall hole centrifugal drying by centrifugal pan, stretches through high temperature gas flow stretching mouth, and cold wind stretching mouth stretches and air-flow cutting unit is processed to form the ultra-fine centrifugally glass-wool of low beating degree.
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| CN201310571703.5A CN104628251B (en) | 2013-11-13 | 2013-11-13 | A kind of ultra-fine centrifugally glass-wool wire-drawing frame of low beating degree and drawing process |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105669021A (en) * | 2016-04-25 | 2016-06-15 | 北京财方富圆新科贸有限公司 | Extra-fine glass wool centrifuge and method for producing extra-fine glass wool by same |
| CN108002699A (en) * | 2017-11-21 | 2018-05-08 | 安徽吉曜玻璃微纤有限公司 | A kind of scattered superfine glass microfibre centrifugal injection method fiber-forming process of easily mashing |
| CN110981184A (en) * | 2019-11-25 | 2020-04-10 | 东营华德利新材料有限公司 | Production device and production method of centrifugal blowing and pulping integrated superfine glass fiber cotton |
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| US4689061A (en) * | 1986-05-20 | 1987-08-25 | Owens-Corning Fiberglas Corporation | Method and apparatus for producing fine fibers |
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| US6862901B1 (en) * | 1999-09-16 | 2005-03-08 | Paramount Glass Manufacturing Co., Ltd. | Process and apparatus for producing glass fibers |
| CN203007126U (en) * | 2013-01-09 | 2013-06-19 | 常州百亨输送设备有限公司 | Glass fiber fibrillating machine |
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2013
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Patent Citations (6)
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| US4689061A (en) * | 1986-05-20 | 1987-08-25 | Owens-Corning Fiberglas Corporation | Method and apparatus for producing fine fibers |
| CN1071649A (en) * | 1991-08-02 | 1993-05-05 | 伊索弗·圣-戈班 | Produce the method and apparatus of mineral wool and the mineral wool of being produced |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105669021A (en) * | 2016-04-25 | 2016-06-15 | 北京财方富圆新科贸有限公司 | Extra-fine glass wool centrifuge and method for producing extra-fine glass wool by same |
| CN108002699A (en) * | 2017-11-21 | 2018-05-08 | 安徽吉曜玻璃微纤有限公司 | A kind of scattered superfine glass microfibre centrifugal injection method fiber-forming process of easily mashing |
| CN110981184A (en) * | 2019-11-25 | 2020-04-10 | 东营华德利新材料有限公司 | Production device and production method of centrifugal blowing and pulping integrated superfine glass fiber cotton |
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| CN104628251B (en) | 2018-01-02 |
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