Control numerical computer

Components of CNC
John T.
Parsons is credited with developing the first numerical control system.
While working as a machinist at his father's company in the 1940s, Parsons begin working on innovative ways to build helicopter rotors for the nascent aerospace industry..
What is the numerical control procedure?
Numerical Control (NC) refers to the method of controlling the manufacturing operation by means of directly inserted coded numerical instructions into the machine tool.
It is important to realize that NC is not a machining method; rather, it is a concept of machine control..

Components of CNC