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CNC Programming Basics

CNC Programming Basics

This page is intended to help students in the Skills USA CNC Milling contest to prepare for the competition.

See Links and files below.

Related Files

CNC Programming Basics
CNC Programming Basics - Test
CNC Codes and Letters
This is a list of General G&M Codes, G&M Code with Examples, and Codes for our Takasawa CNC Mil
CNC Codes - G&M
CNC Alphabet (The ABC's of CNC)
CNC Sample Program 1 - o1972
Note: there are two programs on the same paper, you only need one
Graph Paper for CNC Programming
o1972 Sample Program Powerpoint
G&M Code Test
Print out just the test and without reference material see how many you can answer! The answer key is just a click away, make sure you understand all of these codes by contest time.
Sample Program - #o9021
There are two identical programs on this sheet to save paper when we do it in class, all you need is one of them. On some lines, there is another line of code in parenthesis, that is showing that either one could do exactly the same thing, make sure you understand both ways.
Trig Practice 1
use right triangles and simple math to locate the X,Y coordinates for each point needed for programming.

CNC Concepts, Inc.

Great website for all things CNC

Haas CNC Simulator

This is very similiar to what you may be running at the state contest.