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TB120 Rev1 Rotary Axis Converting inches mm /minute to degrees/minute
Overview
This document gives the formulas for calculating the feed for a rotary axis The feed rate for rotary axis on a
Centroid Control is in degrees per minute
Formulas for Converting inches millimeters per minute to degrees per minute
Degrees per minute = Inches per minute / Diameter * 114 5916
Degrees per minute = Millimeters per minute / Diameter * 114 5916
Example #1 20 inches per minute Cutting 3 inch diameter
Degrees per minute = 20/3*114 5916
Degrees per minute = 6 6667*114 5916
Degrees per minute = 763 9478
Example #2 508 millimeters per minute Cutting 76 2 millimeter diameter
Degrees per minute = 508/76 2*114 5916
Degrees per minute = 6 6667*114 5916
Degrees per minute = 763 9478
Formulas for Converting Degrees per minute to inches millimeters per minute
Inches per minute = Degrees per minute * Diameter / 114 5916
Millimeters per minute = Degrees per minute * Diameter / 114 5916
Example #3 4000 Degrees per minute Cutting 2 Inch Diameter
Inches per minute = 2000 * 2 / 114 5916
Inches per minute = 4000 / 114 5916
Inches per minute = 34 907
Example #4 4000 Degrees per minute Cutting 50 millimeter diameter
Millimeter per minute = 4000 * 50 / 114 5916
Millimeter per minute = 200000 / 114 5916
Millimeter per minute = 1745 329
Document History
Rev1 Created on 2001 03 16