what is differance between ball screw and lead screw ?

Answer Posted / harshit

Both of them are used to convert their revolutionary motion
into linear motion. They emlpoys nut and bolt principle.
When this mechanism is used in CNC machine to move the
workpiece table then the screw is called BALL SCREW. but
when the screw is used with lathe to give feed to the tool
then it is called LEAD SCREW.

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