Adaptive Machining of Blade Tip 盒 Digitize two sectional profiles Template sectional profile for different Pre-process using layers Catmull-Rom spline Generate Generate sectional sectional datum datum for all layers ↓ Compute the distortion factor Reconstruct the airfoil profile using distortion factor and template (reference layers) Generate cutting tool path MT333 Materials Applications Practice Prof.XiaoQi Chen c.5 Profile Build Up using Recursive Profile Reconstruction Convex side (Pressure side) Convex side (Pressure side) Layer L+2 (Reconstruction layer) PVTL+12 Dayer L+2 TL+22 PaTL+21 PaUL2 CL+22 VaIU.L+L FoPcuwzi CT.L+22 alU:L+12 Layer L+1 Van.i+ olT:L+L2 Layer L+1 ，2 PaU.L+11 +l. o PCUL+i2 CT1,2 V,2 Layer L PaT12 Layer L Concave side (suction side) Concave side (suction side) Z Template Used Blade ideo MT333 Materials Applications&Practice C.6 ☑MT333 Materials Applications C.5 & Practice Prof. XiaoQi Chen Adaptive Machining of Blade Tip Template sectional profile for different layers Digitize two sectional profiles Generate sectional datum for all layers Generate sectional datum Compute the distortion factor Generate cutting tool path Reconstruct the airfoil profile using distortion factor and template (reference layers) Pre-process using Catmull-Rom spline MT333 Materials Applications C.6 & Practice Prof. XiaoQi Chen Profile Build Up using Recursive Profile Reconstruction VnlU,L+1,1 VnlU,L,1 Layer L Layer L+2 (Reconstruction layer) Layer L+1 VCU,L+1,2 VCU,L+2,2 VnlT,L,1 VnlT,L+1,1 Layer L Layer L+2 Layer L+1 PnlT,L,1 PnlT,L+1,1 PnlT,L+2,1 Template Used Blade PnlT,L,2 PnlT,L+1,2 PVT,L+1,2 VnlT,L,2 VnlT,L+1,2 VnlU,L,2 VnlU,L+1,2 PCU,L,2 PCU,L+1,2 PCU,L+2,2 VVU,L+2,2 PVU,L+2,2 PnlU,L,1 PnlU,L+1,1 PnlU,L+2,1 X Z Y X Z Y Convex side (Pressure side) Concave side (suction side) Concave side (suction side) Convex side (Pressure side) PVU,L,2 PVU,L+1,2 PnlU,L,2 PCT,L+1,2 PnlT,L+2,2 PCT,L+2,2 VCU,L+1,2 VCT,L+2,2 VnlU,L+1,1 VnlU,L,1 Layer L Layer L+2 (Reconstruction layer) Layer L+1 VCU,L+1,2 VCU,L+2,2 VnlT,L,1 VnlT,L+1,1 Layer L Layer L+2 Layer L+1 PnlT,L,1 PnlT,L+1,1 PnlT,L+2,1 Template Used Blade PnlT,L,2 PnlT,L+1,2 PVT,L+1,2 VnlT,L,2 VnlT,L+1,2 VnlU,L,2 VnlU,L+1,2 PCU,L,2 PCU,L+1,2 PCU,L+2,2 VVU,L+2,2 PVU,L+2,2 PnlU,L,1 PnlU,L+1,1 PnlU,L+2,1 X Z Y X Z Y Convex side (Pressure side) Concave side (suction side) Concave side (suction side) Convex side (Pressure side) PVU,L,2 PVU,L+1,2 PnlU,L,2 PCT,L+1,2 PnlT,L+2,2 PCT,L+2,2 VCU,L+1,2 VCT,L+2,2 Video