微米木纤维形成MLFB微观构成理论及工艺研究

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1、东北林业大学博士学位论文微米木纤维形成MLFB微观构成理论及工艺研究姓名：阿伦申请学位级别：博士专业：机械设计及理论指导教师：马岩;任洪娥20070601业标准JISA5908)。关键词微米；木纤维；MLFB；微观机理；工艺SinceNaturalForestPtcsefvationprojectcarriedintoexecution。thelal雩争di础n蝴finelogsa糟decreasingdaybydayinChin丑Itisveryanxioustodevelopnewwood-basedpanelsmadebytheinferiorwood,shortends，fuelwo

2、odortheresidualofreforest,afforestandthinning．ThusdevelopingnowboardnamedMicronFlakyWoodFiberLightDensityBoard。shortforMLFB，whichpossessedofindependentint[ellectualproperty,madeittobepossibilitythatsmallwoodisutillT-．edforlargepurpose．inferiorwoodusedassUpClRorwoodandwastewoodisalsoofavailability．I

3、tfilledavacancyinnationalwoodindustryfieldthatdevelopingfightdensitybeardwithmicronwoodfibermachiningednotbyhotgrindingbutbymicro-technology,allthesere翻x噬cheswouldpropelthenationaleconomyandsocioeconomicdevelopment．Nowadays．ithasbexTDlnetheleadingresearchfieldinwoodprodumindustrytoreplacethe

4、ightwc

5、od-basedpanelsproducedbytraditionalprocessingtechnologywiththeproductsproducedbymicro-technology,aswellastheseriesofcorrelativeproblems．becausethenewlightwoodproductsbymicro-technologyhavemanyadvantagessuchaslowerpollution，lowercost，lowerdensity,finequalitiesotc．，andareappliedinconstructionanddecor

6、ation．Inthisdissertation．itisdefinedthatMicronFlakyWoodFiberLightDensityBoard,shortforMLFB，isanewlightdensityboardrelyingOnmicro-technologywithprecisionmechanicalequipment,independentintellec-tual胛ope

7、峨tittlelimitsinrawmaterialdensityandquali劬and0．3-0．45g／cm3indensity雒well．BasedontheresearchofNatio

8、nalNaturalScienceFoundationofClfinaResearchonCellReconstitutedMechanismofFormingSuperStrengthOrientHighDensityBoardwithWoodMicro-fiber,furtherresearchWel"e嬲following：Analyzingthesplittingcourseofsinglewoodfibercellundercertaincuttingthicknessconditionsfurtherly,thetypicalsb嬲ofsin#ecutwoodfibercellw

9、眦obtainedandthemathematicaldescriptiontheoryofthetypicalshalx络alsocarriedoutaswell．Based011abovemathematicaldescriptions，theexperimentequipmentwasdesignnedandmanufacturedformachiningthemicrollwoodfiberofMLF