夾具傳動齒輪嚙合過程摩擦載荷變化建模與求解

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中圖分類號:TH132.41 文獻標志碼:A 文章編號:1671-5276(2025)03-0152-05
Modeling and Solving of Frictional Load Changes During Gear Meshing in Fixture Transmission
MINLinfeng,F(xiàn)UYanjie (Wenzhou Polytechnic,Wenzhou ,China)
Abstract:Inorder toaccuratelyanalyzethefrictionloadofthemeshingcycleoffixturetransmisiongears,a modelingand solvingmethodforthevariationoffrictionloadduringthemeshingprocessoffixturetransmissongearsisstudied.The fixture transmision gear being consideredasasystem of multipledegresoffreedom,andbasedonthenonlinearrelationship between diferent degresoffreedomsystemsandthechanges inmeshing positions,parameterssuchasgeartooth stifessand meshing position sliparecombined toestablishacorrelation modelbetween meshing processof thefixture transmissiongearand the frictionload.Basedontheconstructionoftheinvoluteequationofthetothprofile,themodelissolvedbyanalyzingthe maximumcontact frictionandinstantaneouscontact frictionbetweenthegearteeth,andcalculating thenodeareacoeffcientnd elasticcoeficient.Uponteintroductinofananglecorrectioncoeffient,theinclinationangleofteconactlinisraisedto increase thefrictionstrengthbetweethefixture transmisiongears,bywhichthechanges infrictionloadiscalculated withmore accuracy.Thesimulationtestanalysisresultsshowthatthefrictionloadbetweentothsurfacesandthefrictionloadinthe tooth root bending area increases with the increase of the active transmission gear speed and node area coefficient.
Keywords:fixture transmissiongear;multi-degreefreedomsystem;involuteequation;contactstress;anglecorrection coefficient;periodic speed
0 引言
夾具傳動齒輪是固定在傳動結(jié)構(gòu)上的裝置,用于夾持和固定運輸物體。(剩余6477字)