Useful Links
Engineering
Mechanical Engineering
Computer Numerical Control (CNC) Programming
1. Introduction to CNC Machining
2. Fundamentals of the CNC Machine Environment
3. The Language of CNC: Codes and Addresses
4. Structure of a CNC Program
5. Basic Motion Programming
6. Speeds and Feeds
7. Tooling and Tool Management
8. Work Coordinate Systems and Offsets
9. Drilling and Hole-Making Operations
10. Advanced Programming Techniques
11. CAD/CAM Integration and Workflow
12. Machine Setup and Program Execution
13. Troubleshooting and Problem Resolution
14. CNC Safety and Best Practices
Structure of a CNC Program
Program Identification
Program Number (O-word)
Naming Conventions
Program Comments and Headers
Program Organization
Blocks of Code (Lines)
Sequence Numbering
Block Structure and Order
Program Format Standards
Word Address Format
Fixed Block Format
Tab Sequential Format
Program Boundaries
Program Start Character (%)
Program End Codes (M02, M30)
Safe Start Conditions
Program Initialization
Documentation and Comments
Using Parentheses for Comments
Best Practices for Documentation
Operation Descriptions
Tool and Setup Information
Program Validation
Syntax Checking
Logic Verification
Safety Considerations
Previous
3. The Language of CNC: Codes and Addresses
Go to top
Next
5. Basic Motion Programming