CNC Machinist
Competency-based
ONET: 51-9162.00
4
Years
40
Skills
Classroom instruction topics
- Level 1 Apprentice Course
- Level 2 Apprentice Course
- Level 3 Apprentice Course
- Level 4 Apprentice Course
- Level 5 Apprentice Course
- Level 6 Apprentice Course
- Level 7 Apprentice Course
- Level 8 Apprentice Course
On-the-job training
- Level 1 Apprentice
- Identifies and demonstrates use of machine safety, personal protective equipment, basic hand tools, and overall shop environment safety
- Demonstrate the correct way to clean machines, floor area, and work cell.
- Knowledge of filling out job completion documentation and record keeping (filling out setup sheets, process corrections, traveler corrections etc.)
- Operates machine tools to perform routine operations (mill/lathe)
- Demonstrate the ability to interpret basic part drawing specifications
- Demonstrate inspection of parts using basic precision tools
- Demonstrate how to cut and prepare stock material
- Level 2 Apprentice
- Demonstrate how to write a G code program in order to machine a basic mill and lathe part
- Demonstrate ability to identify, inspect, and assemble appropriate machine tooling
- Operates machine tools to perform routine operations (mill/lathe)
- Sets up and performs squaring up the six surfaces of a block
- Use basic hand tools to perform post machining operations like tapping and deburring
- Keeps the duty station, tools, workbenches, and manual equipment clean and safe for work
- Level 3 Apprentice
- Demonstrate how to apply shop mathematics to troubleshoot or design geometric features
- Design basic workholding for mill part
- Design basic workholding for lathe part
- Indicates location of part features and surfaces with accuracy
- Sets up machine tools to perform routine operations
- Inspects and assesses the condition of tooling
- Level 4 Apprentice
- Identify common types of metals and their impact on the machining processes (workholding and tool selection)
- Prove program for simple mill part
- Prove program for simple lathe part
- Material traceability management
- Inspects of parts using advanced precision tools
- Demonstrate the tracing of defects to the originating section of their root cause. Non-confirming part management.
- Level 5 Apprentice
- Demonstrates compliance with lock-out / tag-out procedures and OSHA requirements and guidelines
- Demonstrate the ability to perform daily, weekly and monthly Preventative Maintenance responsibilities.
- Develops a process plan for a part requiring milling, drilling, turning, or grinding
- Knowledge of ERP or other management system
- Develops a program for the manufacture of a simple mill part
- Develops a program for the manufacture of a simple lathe part
- Level 6 Apprentice
- Identify and apply standard GD&T dimensional tolerance
- Sets up machine tools to perform unique operations
- Develops an inspection plan and techniques while preparing reports on the compliance of the parts
- Level 7 Apprentice
- Prepare production documentation for other machine operators
- Setup and prove program for advanced mill part
- Setup and prove program for advanced lathe part
- Level 8 Apprentice
- Design advanced workholding for mill part
- Develops a program for the manufacture of an advanced mill part
- Develops a program for the manufacture of an advanced lathe part
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