CNC Programming Course

Course Objectives
Upon completion of this course, participants will be able to:

  • Understand the principles of CNC machining.
  • Write and interpret G-code programs.
  • Operate CNC machines safely and efficiently.
  • Apply CAD/CAM software for CNC programming.
  • Troubleshoot common CNC machine issues.

Optimize CNC programs for speed and accuracy.

Module 1: Introduction to CNC

  • History and evolution of CNC
  • Types of CNC machines
  • CNC machine components
  • Coordinate systems

Module 2: G-Code Programming Fundamentals

  • G-code structure and syntax
  • Motion commands (G00, G01, G02, G03)
  • Tool selection and compensation
  • Feed rate and spindle speed control
  • Practical exercises: Basic shapes

Module 3: Advanced G-Code Programming

  • 3d Relief and Shape editors
  • Toolpath optimization
  • Coordinate system transformations


Module 4: CNC Machine Operation & Maintenance

  • Creating toolpaths
  • Simulating CNC programs
  • High-speed machining
  • Workholding techniques
  • Hands-on project: Designing and machining 


Module 5: Machine setup and calibration

  • Basic troubleshooting
  • Multi-axis machining
  • Surface finishing
  • Quality control and inspection
  • Real-world case studies

Resourses Required

  • Access to CNC simulation software or a CNC machine (mill or lathe).
  • Projector or screen for presentations.
  • Handouts with G-code/M-code references, sample programs, and technical drawings.
  • Safety equipment (if using physical CNC machines).
  • Computers with CAM software installed (e.g., Fusion 360).


Course Duration
12 weeks, 3 sessions/week, 2 hrs each = 72 hrs. Flexible options for online & in-person Each session combines lectures, demonstrations, hands-on exercises, and discussions to ensure a practical learning experience.

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