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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
Basic Motion Programming
Rapid Positioning
Rapid Traverse (G00)
Non-Linear Motion Characteristics
Safety Considerations
Clearance Moves
Linear Motion
Linear Interpolation (G01)
Feed Rate Requirements
Straight-Line Cutting Applications
Ramping and Lead-In Moves
Circular Motion
Arc Programming Fundamentals
Clockwise Arc (G02)
Counter-Clockwise Arc (G03)
Arc Definition Methods
Radius Method (R)
Center Point Method (I, J, K)
Full Circle Programming
Helical Interpolation
Simultaneous Linear and Circular Motion
Thread Milling Applications
Spiral Cutting Operations
Dwell Operations
Dwell Command (G04)
Dwell Time Specification
Applications in Machining
Spindle Acceleration Considerations
Motion Planning and Optimization
Look-Ahead Processing
Acceleration and Deceleration
Corner Rounding and Exact Stop
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4. Structure of a CNC Program
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6. Speeds and Feeds