CNC Machine Operator
Hybrid-based
ONET: 51-4034.00
4
Years
81
Skills
360h
Related instructions
4000h
On-the-job training
Classroom instruction topics
- Introduction and Shop Safety
- Introduction to Machining
- Materials Science
- Fundamentals of Machine Shop Math
- Advanced Machine Shop Math
- Print Reading
- Geometric Dimensioning and Tolerancing
- Precision Measurement
- CNC Turning Centers
- CNC Machining Centers
- CNC Lathe Projects
- CNC Mill Projects
- Manual Turning & Milling
- Advanced Inspection & Lean Manufacturing
On-the-job training
- Job Planning
- Understand production order
- Understand tool and operation setup sheet
- Understand workpiece setup sheet
- Print Reading
- Identify critical dimensions
- Verify Production Order using print
- Understand job requirements based on prints
- Understand Geometric Dimensioning and Tolerancing symbols on print
- Understand how geometric tolerances affect processes
- Shop Math
- Basic mental math
- Calculate tool locations and depths of cut
- Convert between metric and English units
- Shop talk - thousandths, ten-thousandths, millionths
- Materials and Tooling
- Select proper tooling for job
- Understand physical differences between materials
- Understand the purpose of each tool
- Material Removal
- Understand roughing and finishing operations
- Plan roughing cuts
- Plan finishing cuts
- Machine Operation
- Load workpiece(s)
- Load tooling
- Perform machine setup procedures in control
- Perform the operation(s)
- Follow in-process inspection procedures
- Make machine adjustments as necessary to maintain production
- Speeds and Feeds
- Understand the cues of proper and improper feeds and speeds - sound, feel, finish, etc.
- Understand the effects of feeds and speeds on tool life, productivity, and quality
- Select proper feeds and speeds based on references
- Adjust feed and speed to optimize tool life, productivity, and quality
- Lubrication
- Adjust lubrication nozzles to ensure proper coolant flow
- Metrolody
- Measurement Tools - Use of micrometer
- Measurement Tools - Use of callipers
- Measurement Tools - Use of optical comparator
- Measurement Tools - Use of dial indicator
- Measurement Tools - Use of steel rule
- Measurement Tools - Use of fixed limit gaging
- Measurement Tools - Use of advance measurement tools as needed by employer - vision system, CMM, etc…
- Inspection Processes - Identification of inspection requirements based on in-process inspection sheet
- Inspection Processes - Conformance to all inspection requirements
- Inspection Processes - Identification and isolation of Non-Conformance (NC) parts
- CNC Machining
- Understand G&M code
- Navigate controls used on the shop (GE Fanuc, Siemans, etc.)
- Load and edit programs as necessary
- Change tooling and set geometry offsets
- Adjust wear offsets
- Adjust feed and speed override
- Set program zero
- Recover safely from interrupted programs
- Safety
- Personal Protective Equipment (PPE) - Conformance to all PPE requirements
- Machine Operation - Conformance to all machine-specific safety rules and procedures
- Machine Operation - Prompt reporting of safety incidents
- General Safety - Participates in additional safety training as required
- General Safety - Understands emergency evacuation procedures
- General Safety - Follows compressed air safety procedures
- General Safety - Follows chip handling safety procedures
- General Safety - Follows all employer safety procedures
- General Safety - Compliance with Lockout/Tag out Procedures
- General Safety - Compliance with OSHA Requirements and Guidelines
- General Safety - Cooperation and attitude during any required safety investigations
- Maintenance
- Participate in machine maintenance when available
- Follow employer’s preventative maintenance schedule
- Professional Competencies
- Participation in team discussions/meetings
- Focus in team discussions/meetings
- Focus during independent work
- Openness to new ideas and change
- Ability to deal with ambiguity by exploring, asking questions, etc.
- Knows when to ask for help
- Demonstrates respect for co-workers and supervisors
- Demonstrates trust, honesty and integrity
- Requests and performs work assignments without prompting
- Appropriately cares for personal dress, grooming and hygiene
- Maintains a positive attitude
- Cooperates with and assists team members/co-workers
- Follows instructions/directions
- Able to work under supervision
- Able to accept constructive feedback and criticism
- Adherence to safety rules/policies
- Demonstrates proper care of equipment and work area
- Able to keep work area neat and clean
- Able to meet employer’s work standards (quality and volume)
- Able to not let personal life interfere with work
- Adheres to program and employer policies/rules/regulations
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