computer refers specifically "Controller" That reads g-code
instructions and drives a machine tool, to fabricate components by the
selective removal of material a powered mechanical device typically
used. Numerically directed interpolation of a cutting tool in the work
envelope of a machine, cnc does. Altered via software load program,
the operating parameters of the cnc can be.
Preceded by nc (numerically controlled) machines, cnc was, which were
hard wired and their operating parameters could be changed not.
Developed in the late 1940s and early 1950s by john t, nc was. With
the mit servomechanisms laboratory parsons in collaboration. The first
cnc systems used nc style hardware, and used for the tool compensation
calculations and sometimes for editing, the computer was.
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