Post on 26-Aug-2014
Acme Lead Screw Calculator (Unified/ANSI) v1.0ASME/ANSI B1.5-1988 Acme Lead Screw Thread
Major Diameter of Lead Screw, dmajor (Inches) 2Threads per Inch 4Load, F (Lb) 8000
0.1229
Number of Thread Starts 1Mean Diameter of Lead Screw, dmean 1.875Lead, l 0.250Lead angle 2.43Torque To Raise The Load (Lb-In) 1254.52Torque To Lower The Load (Lb-In) 608.10
Coefficient of Friction, μThread Angle, 2α
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