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Endmill Tool Deflection

Endmill Tool Deflection. Su- jin Kim GNU, Korea 2012.11. Endmill Tool Deflection. Spindle speed S12000 rpm Feedrate F3000 mm/min Axial depth of cut d=1 mm Tool Diameter D=12 mm Tool length L=60 mm E = 500 GPa (WC). δ=250 0.06^3 / (3 500 10^9 1.02 10^-9) = 3.5 10^-5 = 3.5 μ m . L.

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Endmill Tool Deflection

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  1. EndmillTool Deflection Su-jinKim GNU, Korea 2012.11.

  2. EndmillTool Deflection Spindle speed S12000 rpm Feedrate F3000 mm/min Axial depth of cut d=1 mm Tool Diameter D=12 mm Tool length L=60 mm E = 500 GPa (WC) δ=250 0.06^3 / (3 500 10^9 1.02 10^-9) = 3.5 10^-5 = 3.5 μm L I=3.14 0.012^4 / 64 = 1.02 10^-9 A A F = u A = 5σ A = 5 400 MPa 0.125 0.125 mm2 = 250 N F A= ft d = 0.125 mm 1 mm = 0.125 mm2 ft = F(mm/min) / S(rev/min)n(teeth/rev) = 3000/12000*2 = 0.125 (mm/teeth) δ D

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