玻璃纤维增强复合材料泡沫夹芯管制作工艺研究(精)

78IndustrialConstructionVol.44，No.4，2014工业建筑2014年第44卷第4期*210007———、。、。DOI10.13204/j．gyjz201404018PＲOCESSINGTECHNOLOGYOFGFＲPCOMPOSITEFOAMSANDWICHTUBETaoJieZhaoQilinGaoYifengXuKangPLAUniversityofScience＆TechnologyNanjing210007ChinaAbstractIntermsoftheshortcomingsofpresentmanufacturingprocessanewpreparationtechnologyforcompositesfoamsandwichtubehasbeenestablished．Whosespecimensweremadeandtheeffectsofcore’ssurfacetreatmentandinterwiningforceonthefailuremodeandultimateresistantcapacitywerestudied．Accordingtotheeffectssomecorrespondingimpromentmeasureswereputforwardwhichwouldensurethattheinnerandoutertubesofthecompositesandwichtubescouldgivefullplaytotheirsuperiorpropertieswhentheyworktogether．Keywordscompositesandwichtubefoamco-cureprocess*9732012CB0262022012BAK05B00。1990。[e-mail]2013－11－10、、1－4。。SivakumarPalanivelu5－6。7。SivakumarPalanivelu、、。———、。11。1.1聚氨酯泡沫芯层的预制、玻璃纤维增强复合材料泡沫夹芯管制作工艺研究———陶杰，等791Fig．1Theflowchart。、、1.2∶1∶0.258。2。3a、、。。、3b3c1h3d。。2Fig．2Theflowchartofformingprocessofpolyurethanesandwichcorea—b—c—d—3Fig．3Themanufacturingprocedures1.2蒙皮缠绕固化成型过程。4a、。4b。4c。4d。4e。4f6。120℃90min4g。4h。280工业建筑2014年第44卷第4期a—b—c—d—e—f—g—h—4Fig．4Theflowchartofmakingthesandwichtubes。2.1径向压力的影响、。3～45a。5b。。a—b—1—2—3—4—5—45°5、Fig．5Mechanicaldiagramofthemethodswithandwithoutaxialcompression。。A、B1。1Table1Theparametersofspecimens/g·cm－3AA1A2A33/30.2250.2200.2263233BB1B2B33/30.2280.2270.2313AA3玻璃纤维增强复合材料泡沫夹芯管制作工艺研究———陶杰，等81a—b—－6A3－Fig．6FailuremodeofspecimenA3andaxialforce-displacementcurveofspecimenA3、6a。A313kN27kN。31.5kN。。A3－6b。BB27a。B2。42.18kN50.88kN。。B2－7b。a—b—－7B2－Fig．7FailuremodeofspecimenB2andaxialforce-displacementcurveofspecimenB240%。。。2.2芯层界面处理的影响B3C2C2。2Table2Effectofinterfacetreatmentonaxialberaingforce/g·cm－3/kNBB1B2B33/30.2250.2200.226351.357.152.9CC1C2C33/30.2280.2190.223337.635.140.6C235.1kN8a。。C2－8b。B、C。82工业建筑2014年第44卷第4期a—b—－8C2－Fig．8FailuremodeofspecimenC2andaxialforce-displacementcurveofspecimenC2。B、C2。31、、。2。3。1ZhangZYＲichardsonMOW．LowVelocityImpactInducedDamageEvaluationandItsEffectontheＲesidualFlexuralPropertiesofPultrudedGＲPCompositesJ．CompositeStructures2007812195－201.2．J．2003421－24.3GuadesEAravinthanTManaloAetal．DamageModellingofＲepeatedlyImpactedSquareFibre-ＲeinforcedPolymerCompositeTubeJ．Materials＆Design201347687－697.4GuadesEAravinthanT．ＲesidualPropertiesofSquareFＲPCompositeTubesSubjectedtoＲepeatedAxialImpactJ．CompositeStructures201395354－365.5PalaniveluSPaepegemWVDegrieckJetal．ComparisonoftheCrushingPerformanceofHollowandFoam-FilledSmall-ScaleCompositeTubeswithDifferentGeometricalShapesforUseinSacrificialCladdingStructuresJ．CompositesPartBEngineering2010416434－445.6PalaniveluSPaepegemWVDegrieckJetal．ComparativeStudyoftheQuasi-StaticEnergyAbsorptionofSmall-ScaleCompositeTubeswithDifferentGeometricalShapesforUseinSacrificialCladdingStructuresJ．PolymerTesting2010293381－396.7．D．2012.8．D．2009.55、。、。、。。。1．———J．200018367－70．2．J．20091147－11．3．J．200656117－119．4．J．20002．5·．M．．2001.6·O·．———M．．2000.7··．———M．2001．