In CNC Lathe Head Stock is only the main spindle without Gear Box.The spindle is driven by AC servo motor.Power transmitted to spindle from motor by V belt.

Difference Between CNC & Manual Lathe head stock.

Manual Lathe CNC Head Stock
It has gear Box.It has only the Spindle.
Spindle mounted in gear box.Spindle is supported by cylindrical roller with taper bore bearing.
The spindle is driven by gears of gear box.The gear box is driven by AC motor.The spindle is driven by AC servo motor by V belt/multi rib belt.
Spindle Speed can be selected by lever i.e by changing the gears.Speed can be changed by programming.
Speed can’t be measured. Spindle speed can be measure by rotary incremental encoder.

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CNC Lathe


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