Know When To Repair A Ball Screw

Ball screw repair services. Know when your ball screw needs to be repaired. What are the signs of wear on a ball screw or ball screw assembly? To determine if your ball screw needs to be repaired, examine the ball screw and look for the following:

Surface stress and/or fatigue on the ball screw shaft.
Look for signs of pitting, spalling, brinelling on the ball screw shaft.
Heat discoloration on balls and screw shaft (skidding, jammed circuit)
Excessive backlash (between nut and screw shaft/support bearings
Seals/wipers loose or missing
Visual contamination present (metallic ships, grease breakdown)
Excessive noise vibration during operation (bent screw shaft whip or whirl)
Clicking sound in recirculation tube (dented return tube, broken tube straps)
Loss of positioning accuracy
Excessive power draw
Crashes into end stops

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