PartandDraftmodulesofSolidEdgeareusedtoconstruct3Dsolidmodelsandgeneratepartdrawings,whileActiveXAutomationofVBisusedtoaccessengineeringdatabasefilestorealizedimension-drivenmodificationofthedesignedparts.Moreover,VBplaystheenablingroleofintegratingallworkprocessesofgearpumpdesign,resultinginacomprehensiveCADsystem.