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● CNC-350 How to adjust Y axis backlash & X axis gib

Ans:

To solve the problem:

  • Possible reason 1) The Keyless locking bush was loose , Maybe servo motor side keyless locking bush loss or ballscrewSide keyless locking bush loss  , Please check both keyless locking bush and lock it completely .
  • Possible reason 2) The tighten (lock) nut of Y axis ball screw was loose , So caused the Y axis movement happen big backlash , Please check the Y axis ball screw assembly and confirm the Y axis tighten nuts was complexly tighten well, Hereby we send you related video about how to replace  ball screw for your reference , Please check and confirm the Y axis ball  screw was assembly well , Specially check the tighten nuts was tighten well without backlash.
  • Possible reason 3)  The X axis gib was loose , Please check it and adjust it well , Hereby we send you video about how to adjust the X axis gib method , You just lossen the left side lock screw then use normal manpower force to push the gib from right side , Notice Just use hand to push the gib by – screw driver as our video shown.  Then adjust right lock screw to touch gib end surface , then adjust The left lock screw to touch gib end surface , then tighten right side lock screw , then tighten left lock screw .  Please check the X axis gib and confirm it did not losse  ,  You can use hand to push table and check if and backlash or not ?

Here is video link :
https://www.dropbox.com/s/e1y8tqf1ebw75wi/%28CNC-350%29%20How%20to%20check%20Y%20axis%20backlash%28ballscrew%20nut%29%20and%20X%20axis%20gib%20was%20loose%20or%20not.wmv?dl=0

Solution:

  1. Please check and confirm theY axis ball  screw was assembly well , Specially check the tighten nuts was tighten well without backlash.
  2. Please check the X axis gib and confirm it did not losse