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Beginner Level (30 Hours)

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Objective: Provide foundational knowledge and practical skills for operating

and programming CNC machines,

including mill, lathe, and router, with a focus on

understanding machine capabilities, safety, and basic G-code programming.

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Module 1: Introduction to CNC

Technology (4 Hours)

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• Overview of CNC machining and its applications.

• Differences between manual and CNC machining.

• Introduction to mill, lathe, and router machines.

• Key components of CNC machines (spindle, tool holder,

• worktable, control panel).

• Safety protocols and best practices in CNC operations.

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Module 2: Machine Setup

Basics (6 Hours)

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• Understanding workholding devices (chucks, vices, clamps).

• Selecting and installing cutting tools (end mills, drills, turning tools).

• Establishing and referencing machine coordinates.

• Setting up workpieces: locating and clamping techniques.

• Overview of CNC machine control panels and interfaces.​

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Module 3: Introduction to G-Code 

​Programming (6 Hours)

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• Basics of G-code structure: commands and syntax.

• Essential G-code functions (G00, G01, G02, G03).

• Programming linear and circular interpolations.

• Toolpath planning and simulation.

• Writing and editing basic G-code programs for

• milling and turning operations.

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Module 4: Basic Machining

Operations (6 Hours)

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• Performing drilling, facing, and pocketing operations on CNC mills.

• Understanding turning, facing, and grooving on CNC lathes.

• Introduction to router operations for simple 2D cuts.

• Practical exercises: machining simple parts based on pre-written G-code.

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Module 5: Introduction to Workpiece

Analysis and Design (4 Hours)

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• Understanding technical drawings and CAD files.

• Analyzing and selecting machining plans for parts.

• Introduction to basic CAD tools for CNC machining.

• Preparing workpiece designs for simple manufacturing.

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Module 6: Practical Project (4 Hours)

• Machining a basic part from start to finish.

• Reviewing and improving program efficiency.

• Troubleshooting common issues during machining.

• Assessing final part quality.

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Advanced Level (30 Hours)

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Objective: Develop advanced skills in CNC programming, including 3D machining,

complex G-code programming, and efficient production planning.

Emphasize workpiece analysis and CNC operations for complex parts.

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Module 1: Advanced Machine

Setup (4 Hours)

• Advanced workholding techniques for complex parts.

• Multi-tool setups and tool changers.

• Calibrating machine and verifying accuracy.

• Understanding advanced CNC machine features (multi-axis capabilities).

Module 2: Advanced G-Code

Programming (6 Hours)

• Deep dive into advanced G-code functions (G41/G42, G43, G54-G59).

• Creating subprograms and loops for repetitive machining tasks.

• Tool radius compensation and tool length offsets.

• Introduction to multi-axis programming and 3D toolpaths.

Module 3: Workpiece Analysis

and Design (6 Hours)

• Analyzing complex technical drawings and CAD files.

• Designing parts for manufacturability.

• Creating machining plans for multi-step processes.

• Using CAD/CAM software for advanced toolpath generation.

Module 4: Router CNC Programming

and Operations (4 Hours)

• Advanced router operations: engraving, 3D carving, and profiling.

• Selecting and using appropriate router bits.

• Programming routers for complex 2D and 3D designs.

• Practical exercises: carving and machining advanced parts.

Module 5: Complex Machining

Operations (6 Hours)

• Performing threading, boring, and contouring operations on CNC lathes.

• Advanced milling operations: slotting, helical cutting, and pocket machining.

• Multi-axis machining strategies for complex geometries.

• Real-world scenarios: machining parts for industrial applications.

Module 6: Capstone Project (4 Hours)

• Designing, programming, and machining a complex part.

• Analyzing machining accuracy and surface finish.

• Optimizing programs for production efficiency.

• Presentation and assessment of the completed project.

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