CN102031914B - Reinforcing rib section for polyurethane composite material energy-saving door and door sash frame or window and window sash frame - Google Patents
Reinforcing rib section for polyurethane composite material energy-saving door and door sash frame or window and window sash frame Download PDFInfo
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- CN102031914B CN102031914B CN201010604924.4A CN201010604924A CN102031914B CN 102031914 B CN102031914 B CN 102031914B CN 201010604924 A CN201010604924 A CN 201010604924A CN 102031914 B CN102031914 B CN 102031914B
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- reinforcing rib
- rib section
- frame
- section bar
- polyurethane
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Abstract
The invention relates to a reinforcing rib section for a polyurethane composite material energy-saving door frame or door sash frame or window frame or window sash frame, which is made from polyurethane resin and glass fiber, and a molding method. The reinforcing rib section comprises glass fibers, wherein a reinforcing rib section molding framework for a door frame/sash or a window frame/sash consists of a plurality of bundles of densely covered glass fibers; and polyurethane resin is compounded with the inner and outer surfaces of the reinforcing rib section molding framework for the door frame/sash or the window frame/sash. The reinforcing rib section has the advantages of light weight, high intensity, energy conservation, heat preservation, heat insulation, health, environmental friendliness, remarkable energy-saving effect, corrosion resistance, ageing resistance, long service life, high size stability, high weather resistance, high high-temperature resistance, higher low-temperature resistance, good insulating property, high damping performance and rich color; a polyurethane composite material has high hardness; and the reinforcing rib section can be painted with various paints to obtain sections of various colors so as to adapt to different styles and grades.
Description
Technical field
The present invention relates to a kind of polyurethane composite material energy-saving door that adopts polyurethane resin and glass fiber to form, fan frame or window, window sash frame reinforcing rib section bar and forming method, belong to composite material and manufacture field.
Background technology
At present, popular building doors and windows on market, the main door and window that adopts the materials such as wood, aluminium alloys, plastic-steel, bridge-cut-off aluminum, wooden aluminium is compound or plastic-aluminum combined; Outside the window and door system of above-mentioned material, on market, released again in recent years a kind of unsaturated polyester resin and compound new material of glass fiber of using, be commonly called as " glass fiber reinforced plastic " (English name Fiber Reinforced Plastics is called for short FRP), the window and door system processing, i.e. glass fiber reinforced plastic door and window.
Unsaturated polyester resin is a kind of thermosetting resin, when it is under the effect of heat or initator, curablely become a kind of insoluble macromolecule network polymers not melting, but this polymer machinery intensity is very low, can not meet most of requirement of using, when strengthening with glass fiber, can become a kind of composite material, be commonly called as " glass fiber reinforced plastic " (English name Fiber Reinforced Plastics is called for short FRP).The various aspects of performance such as mechanical strength of " glass fiber reinforced plastic " are compared and are greatly improved with casting resin.But unsaturated polyester resin glass fiber reinforced plastic profile shapes, in pultrusion manufacturing process, when add longitudinally glass fiber, also must add glass mat body, thus its speed and efficiency lower; Can produce a small amount of styrene aborning simultaneously.
Summary of the invention
Purpose of design: avoid the weak point in background technology, design a kind of polyurethane composite material energy-saving door that adopts polyurethane resin and glass fiber to form, fan frame or window, reinforcing rib section bar and forming method for window sash frame.
Design scheme: in order to realize above-mentioned purpose of design.1, adopting polyurethane resin as the selection of the composite material of reinforcing rib section bar, is one of technical characterictic of the present invention.The object of doing is like this: (1) polyurethane resin and other resin-phase ratios, and the advantage of compound polyurethane material: the one, improved lateral performance; The 2nd, removed glass felt, reduce costs; The 3rd, have the highest fiber capacity; The 4th, higher intensity and hardness; The 5th, increased the complexity of component; The 6th, reduced wall thickness; The 7th, stronger profiled outline, can cross over larger distance; The 8th, good shock resistance and good mar proof; The 9th, senior accurate manufacture and fastening, significantly improves screw pull-out strength degree; The tenth, excellent finish.(2) there is well weather-proof, durability: the one, there is fabulous corrosion resistance; The 2nd, low water absorption rate; The 3rd, there is better temperature stability; The 4th, there is better photostability, can there is aliphatic light stable resin.(3) better economy: the one, can, without glass felt, reduce cost; The 2nd, content of glass fiber high (also gaining in strength) simultaneously; The 3rd, stronger product can support longer span; The 4th, the pultrusion speed of higher production efficiency-faster, has improved pile line operation speed.(4) excellent in flame retardance, gives out the cigarette of much less than polyester or vinyl.(5) environmental protection, environmental friendliness.(6) 10% bio-based resin standard, available soybean-based resin.(7) without styrene, without peroxide, produce.2, the design of the compound reinforcing rib product moulding of polyurethane technique is two of technical characterictic of the present invention.The object of doing is like this: with the pultrude process of traditional unsaturated polyester (UP) glass steel profile shapes be essentially identical, different places be: (1) the mode of resin injection is different, and unsaturated polyester resin is to adopt open interpolation; Polyurethane resin is the mode that adopts airtight injection.(2) between polyurethane syringe case and goods mould, increase cooling section; In unsaturated polyester (UP) glass steel production technology, be there is no cooling frame or cooling section.
Compound polyurethane material has fabulous rigidity and intensity, and Physical and mechanical properties sees attached list.Its complete part substitution of Al alloy and steel, the coefficient of thermal conductivity of compound polyurethane material is 0.219W/mk, the coefficient of thermal conductivity of aluminium is 237.00W/mk, the coefficient of thermal conductivity of galvanized steel is 62.000W/mk, under identical condition, with regard to material, the capacity of heat transmission of aluminum is 1082 times of polyurethane, and the capacity of heat transmission of galvanized steel is 283 times of compound polyurethane material; Comparing compound polyurethane material with galvanized steel with aluminium is hot non-conductor, compound polyurethane material has good rigidity and intensity, there is again fabulous plasticity, therefore can be according to the feature of compound polyurethane material, with the structure of profile shapes die cavity, the compound polyurethane material reinforcing rib of the various abnormal shapes of design processing.
Technical scheme 1: polyurethane composite material energy-saving doorframe or Door leaf frame or window frame or window sash frame reinforcing rib section bar, it comprises glass fiber, described multi beam glass fiber gathers and forms frame, the fan reinforcing rib product moulding skeleton of door and window, and the frame of polyurethane resin and door and window, fan be compound and formation polyurethane reinforcing rib section bar with outside in reinforcing rib product moulding skeleton.
Technical scheme 2: the forming method of reinforcing rib section bar for polyurethane composite material energy-saving doorframe or Door leaf frame or window frame or window sash frame is to adopt pultrusion production process; Multi beam glass fiber is after entering the import of reinforcing rib section bar polyurethane resin injection mold die cavity, in reinforcing rib section bar polyurethane resin injection mold die cavity, be evenly arranged into frame, the fan reinforcing rib product moulding skeleton of required door and window, the frame of this door and window, fan sealedly when by reinforcing rib section bar polyurethane resin injection mold are injected into polyurethane submergence in reinforcing rib section bar polyurethane resin injection mold, enrich with reinforcing rib product moulding skeleton, pass through cooling frame moulding, thermal finalization mould is solidified into required reinforcing rib section bar.
Technical scheme 3: the formation system of reinforcing rib section bar for polyurethane composite material energy-saving doorframe or Door leaf frame or window frame or window sash frame, by reinforcing rib section bar polyurethane resin injection mold, cooling frame and thermal finalization mould, formed, the import of reinforcing rib section bar polyurethane resin injection mold enters multi beam glass fiber, outlet is communicated with cooling frame import, the outlet of cooling frame is communicated with the import of thermal finalization mould, and the outlet of thermal finalization mould is compound polyurethane material reinforcing rib section bar pultrusion outlet.
The present invention compares with background technology, the one, high-strength light, the density of glass fiber reinforced plastic shapes is in 2.1 left and right, it is lighter 3～4 times than steel, and intensity is very large, its hot strength 450～650MPa, approaches with ordinary carbon steel, bending strength is greater than 1200MPa, modulus of elasticity in static bending 48000MPa, thereby processing door and window does not need to reinforce with steel lining; The 2nd, energy-saving heat preserving, heat insulation, compound polyurethane material coefficient of thermal conductivity is 0.219W/mk, only has 1/100～1/1000 of metal, is good thermal insulation material; The 3rd, health, environmental protection, energy-saving effect are remarkable; The 4th, compound polyurethane material aborning, containing styrene, can not form volatile compound VOC, so environment protection health more; The 5th, compound polyurethane material after testing result meets the limit the quantity of index request of construction main body material in > > of GB6566-2001 < < radioactive material nucleic, assay 0.2, internal radiation index 0.2, external exposure index 0.2; The 6th, corrosion-resistant, ageing-resistant, the life-span is long, with looking up with eyes wide open compound polyurethane material, it is good resistant material, to acid, alkali, salt and most of organic matter, seawater and humidity have good resistivity, the effect of microorganism is also had to resistance, especially be applicable to being used in rainy, humidity and coastal area, and the place of the medium that is corrosive; The 7th, good stability of the dimension, the linear expansion coeffcient of compound polyurethane material is 5.6 * 10-6/ ℃, lower than steel and aluminium alloys, is 1/15 of plastics, so made reinforcing rib good stability of the dimension, the variation of temperature can not affect the normal switch function of reinforcing rib; The 8th, weather resisteant is good, compound polyurethane material belongs to thermosetting plastics, after resin crosslinks, form three-dimensional netted molecular structure, become insoluble not melt, even if be heated, can not melt yet, compound polyurethane material heat distortion temperature is more than 200 ℃, and not only resistance to elevated temperatures is good, and resistance to low temperature is better; The 9th, good insulation preformance, compound polyurethane material is good insulation materials, it is not affected by electromagnetic wave, do not reflect radio wave, microwave is good thoroughly, can bear high voltage and not damage, so compound polyurethane material reinforcing rib has special purposes to the building of field temporary building and communication system; The tenth, damping performance is good, the modulus of elasticity of compound polyurethane material is 20900, the reinforcing rib that uses it as doorframe has higher damping frequency, the combination of resin and fiber interface in compound polyurethane material, there is shock-absorbing and shock resistance, avoided the structural member early damage that low-resonance causes in working order; 11 is rich color, and compound polyurethane material hardness is high, can the various coating of application, make versicolor section bar, to adapt to the purposes of different-style and class; 12 is fatigue resistances, and the fatigue resistance of compound polyurethane material is very high, thereby guarantees the safety and reliability of materials'use; 13 is that compound polyurethane material not only has fabulous rigidity and intensity, and the coefficient of thermal conductivity of compound polyurethane material is only 0.219W/mk, the coefficient of thermal conductivity of aluminium is 237.00W/mk, the coefficient of thermal conductivity of galvanized steel is 62.000W/mk, under identical condition, with regard to material, the capacity of heat transmission of aluminum is 1082 times of polyurethane, the capacity of heat transmission of galvanized steel is 283 times of compound polyurethane material, because compound polyurethane material can improve significantly, door and window is heat insulation, the effect of insulation, reduce energy loss, alleviate the weight of sash.
Accompanying drawing explanation
Fig. 1 is the frame of polyurethane composite material energy-saving door and window, the cage construction schematic diagram that fan is used reinforcing rib section bar.
Fig. 2 is the frame of polyurethane composite material energy-saving door and window, the structural representation that fan is used reinforcing rib section bar.
Fig. 3 is the frame of polyurethane composite material energy-saving door and window, the schematic diagram that fan is used reinforcing rib section bar production system.
The specific embodiment
Embodiment 1: with reference to attached Fig. 1 and 2.Polyurethane composite material energy-saving doorframe or Door leaf frame reinforcing rib section bar, it comprises glass fiber, described multi beam glass fiber gathers and forms the frame of door and window, reinforcing rib product moulding skeleton 1 for fan, the frame of polyurethane resin 2 and door and window, fan is compound and formation polyurethane reinforcing rib section bar with reinforcing rib product moulding skeleton 1 interior outside, that is to say, the forming skeleton 1 of reinforcing rib section bar is gathered and is formed by multi beam glass fiber, every glass fiber face during polyurethane resin 2 and multi beam glass fiber form is completely compound and be compounded with between the glass fiber of polyurethane resin 2 mutually bonding, solidify to form the required reinforcing rib section bar of stating, it is the frame of described door and window, fan refers to the face of every glass fiber in polyurethane reinforcing rib section bar with reinforcing rib product moulding skeleton 1 interior outside.Thickness, width that the thickness of described polyurethane reinforcing rib section bar, width are molding strengthening ribs.In described polyurethane reinforcing rib section bar, glass fiber is that 60%-90%, polyurethane resin are 10%-40%.
Embodiment 1-1: on the basis of embodiment 1,35%-40% polyurethane and 60%-75% glass can pultrusion polyurethane profile shapess, and its physical mechanical and mechanical property are better.
Embodiment 1-2: on the basis of embodiment 1,30%-35% polyurethane and 65%-70% glass can pultrusion polyurethane profile shapess, and its physical mechanical and mechanical property are good.
Embodiment 1-3: on the basis of embodiment 1,25%-30% polyurethane and 70%-75% glass can pultrusion polyurethane profile shapess, and its physical mechanical and mechanical property are better;
Embodiment 1-4: on the basis of embodiment 1,20%-25% polyurethane and 75%-80% glass can pultrusion polyurethane profile shapess, and its physical mechanical and mechanical property are best.
Embodiment 1-5: on the basis of embodiment 1,15%-20% polyurethane and 80%-85% glass can pultrusion polyurethane profile shapess, its physical mechanical and good mechanical properties.
Embodiment 1-6: on the basis of embodiment 1,10%-15% polyurethane and 85%-90% glass can pultrusion polyurethane profile shapess, and its physical mechanical is relative with mechanical property better.
Embodiment 1-7: on the basis of embodiment 1,10% polyurethane and 90% glass can pultrusion polyurethane profile shapess, and its physical mechanical and mechanical property meet design requirement.
Physical mechanical and the mechanical property of the polyurethane profile shapes produced according to the above ratio, difference to some extent, its corresponding cost is also different, physical mechanical and the mechanical property of compound polyurethane material are best, simultaneously both economical again, polyurethane resin accounts for 20%, when glass accounts for 80%, and the composite material of institute's pultrusion.
Embodiment 2: with reference to accompanying drawing 3.The formation system of reinforcing rib section bar for polyurethane composite material energy-saving doorframe or Door leaf frame, by reinforcing rib section bar polyurethane resin injection mold 3, cooling frame 5 and thermal finalization mould 6 form, reinforcing rib section bar polyurethane resin injection mold 3 has two imports, one is for polyurethane charging aperture 4 and is positioned at reinforcing rib section bar polyurethane resin injection mold top, another is glass fiber bundle import, this import enters multi beam glass fiber, outlet is communicated with cooling frame 5 imports, the outlet of cooling frame is communicated with 6 imports of thermal finalization mould, the outlet of thermal finalization mould is compound polyurethane material reinforcing rib section bar pultrusion outlet.Described thermal finalization mould by 2 ~ 3 thermals treatment zone, formed and temperature from low to high, Temperature Setting scope is: 150 ℃ ~ 250 ℃.Described cooling frame is cooling by water mould, and the temperature of its cooling water is 0 ℃ ~ 25 ℃.The production beginning initial stage, note adjusting and observing the flow that is expelled to the polyurethane in syringe case, make glass can infiltrate fully, soak into, notice that polyurethane resin does not overflow syringe case; Observe the curing situation of goods, note adjusting the temperature of hot-die, and the speed of tractor, the moulding of goods and pultrusion speed are matched.
Embodiment 3: with reference to accompanying drawing 3.On the basis of embodiment 1, the forming method of reinforcing rib section bar for polyurethane composite material energy-saving doorframe or Door leaf frame, multi beam glass fiber is after entering the import of reinforcing rib section bar polyurethane resin injection mold die cavity, in reinforcing rib section bar polyurethane resin injection mold die cavity, be evenly arranged into the frame of required door and window, reinforcing rib product moulding skeleton for fan, that is to say, reinforcing rib section bar polyurethane resin injection mold die orifice, the shape of die cavity (cross section) is identical with required reinforcing rib profile shapes (cross section), the frame of this door and window, reinforcing rib product moulding skeleton sealed polyurethane submergence being injected in reinforcing rib section bar polyurethane resin injection mold when by reinforcing rib section bar polyurethane resin injection mold for fan, enrich, through cooling frame moulding, thermal finalization mould is solidified into required reinforcing rib section bar, and this process is continuously, be that glass fiber continuously enters from the import of reinforcing rib section bar polyurethane resin injection mold, the reinforcing rib section bar that goes out to be solidified into from the continuously pultrusion of thermal finalization mould.Described polyurethane resin material is to be mixed and form in the ratio of 1: 1 ~ 1: 4 by isocyanates and polyalcohol.The heat curing temperature of described thermal finalization mould is 150 ℃～250 ℃.Described cooling frame adopts cooling by water mould, and the temperature of its cooling water is 0 ℃ ~ 25 ℃.Polyurethane resin is herein called for short polyurethane.
It is to be understood that: although above-described embodiment is to the mentality of designing of the present invention detailed text description of contrasting; but these text descriptions; just the simple text of mentality of designing of the present invention is described; rather than the restriction to mentality of designing of the present invention; any combination, increase or modification that does not exceed mentality of designing of the present invention, all falls within the scope of protection of the present invention.
Claims (2)
1. a polyurethane composite material energy-saving doorframe or Door leaf frame or window frame or window sash frame reinforcing rib section bar, it comprises glass fiber, it is characterized in that: multi beam glass fiber gathers and forms the frame of door and window, reinforcing rib product moulding skeleton for fan, the frame of polyurethane resin and door and window, fan is compound and formation polyurethane reinforcing rib section bar with outside in reinforcing rib product moulding skeleton, the forming skeleton of reinforcing rib section bar is gathered and is formed by 60%-75% multi beam glass fiber, every glass fiber face during 35%-40% polyurethane resin and 60%-75% multi beam glass fiber form is completely compound and be compounded with between the glass fiber of polyurethane resin mutually bonding, solidify and form required reinforcing rib section bar, polyurethane resin material is to be mixed and form in the ratio of 1: 1～1: 4 by isocyanates and polyalcohol, multi beam glass fiber is after entering the import of reinforcing rib section bar polyurethane resin injection mold die cavity, in reinforcing rib section bar polyurethane resin injection mold die cavity, be evenly arranged into the frame of required door and window, reinforcing rib product moulding skeleton for fan, the frame of this door and window, reinforcing rib product moulding skeleton sealed polyurethane submergence being injected in reinforcing rib section bar polyurethane resin injection mold when by reinforcing rib section bar polyurethane resin injection mold for fan, enrich, through 0～25oC cooling by water mold forming, 150 oC～250oC thermal finalization mould is solidified into required reinforcing rib section bar,
Performance (unit) method of testing ASTM (or other) Ralph Doubell PUL-2500
Bending strength (MPa) D 790 >1200
Bending modulus (GPa) D 790 48
Elastic deformation (%) D 790 3.0
Pendulum impact strength (kilojoule/square metre) (ISO 179) >189
Non-notched izod impact strength (foot-pound/inch) D 4,812 2900
Short beam shear strength (MPa) D 2344 >62
Heat distortion temperature HDT (℃ 1820 kPas) D 648 240;
Polyurethane composite material energy-saving doorframe or Door leaf frame or window frame or window sash frame use the formation system of reinforcing rib section bar by reinforcing rib section bar polyurethane resin injection mold, cooling frame and thermal finalization mould form, reinforcing rib section bar polyurethane resin injection mold has two imports, one is for polyurethane charging aperture and is positioned at reinforcing rib section bar polyurethane resin injection mold top, another is glass fiber bundle import, this import enters multi beam glass fiber, outlet is communicated with cooling frame import, the outlet of cooling frame is communicated with the import of thermal finalization mould, the outlet of thermal finalization mould is compound polyurethane material reinforcing rib section bar pultrusion outlet, polyurethane resin material is to be mixed and form in the ratio of 1: 1 ~ 1: 4 by isocyanates and polyalcohol, described thermal finalization mould by 2～3 thermals treatment zone, formed and temperature from low to high, Temperature Setting scope is: 150C °～250C °, described cooling frame is cooling by water mould, and the temperature of its cooling water is 0C °～25C °.
2. polyurethane composite material energy-saving doorframe according to claim 1 or Door leaf frame or window frame or window sash frame reinforcing rib section bar, is characterized in that: thickness, width that the thickness of described polyurethane reinforcing rib section bar, width are molding strengthening ribs.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010604924.4A CN102031914B (en) | 2010-12-25 | 2010-12-25 | Reinforcing rib section for polyurethane composite material energy-saving door and door sash frame or window and window sash frame |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010604924.4A CN102031914B (en) | 2010-12-25 | 2010-12-25 | Reinforcing rib section for polyurethane composite material energy-saving door and door sash frame or window and window sash frame |
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| CN102031914A CN102031914A (en) | 2011-04-27 |
| CN102031914B true CN102031914B (en) | 2014-08-13 |
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| CN104100173B (en) * | 2013-04-12 | 2016-01-20 | 江苏源盛复合材料技术股份有限公司 | A kind of composite material and doorframe and window frame or curtain wall frame |
| CN110185369A (en) * | 2019-06-28 | 2019-08-30 | 山西凯森工贸有限公司 | A kind of composite-type aluminum alloy section and preparation method |
| US11035167B1 (en) | 2020-03-03 | 2021-06-15 | Quaker Window Products Co. | Thermally enhanced extrudate for windows and doors |
| US11946313B2 (en) | 2020-09-04 | 2024-04-02 | Quaker Window Products Co. | Fenestration unit including slidable glass panels |
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| CN1969099A (en) * | 2004-04-21 | 2007-05-23 | 杰尔德-文股份有限公司 | Fiber-reinforced composites and building structures comprising fiber-reinforced composites |
| US7901762B2 (en) * | 2005-11-23 | 2011-03-08 | Milgard Manufacturing Incorporated | Pultruded component |
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