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Illustrate the applications of CNC tool systems
Assessment Strategies
CNC Programming & Planning Worksheet
Criteria
apprentice creates a drawing with written explanations for an application of CNC tool systems selected by the instructor
apprentice uses resources and references efficiently
drawing shows CNC components
drawing includes labels to 100% accuracy
written explanation describes advantages and limitations of controls
written explanation describes manual and computer-assisted programming
answers are neat and readable
answers are clear and concise
apprentice completes related worksheet questions and submits work for review and feedback by the instructor
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Compute cartesian coordinates
Assessment Strategies
CNC Programming & Planning Worksheet
Criteria
apprentice uses coordinate systems to solve problems with given coordinate positions
apprentice plots coordinates on a cartesian grid to 100% accuracy
apprentice describes six points in incremental coordinates to 100% accuracy
apprentice describes six points in absolute coordinates to 100% accuracy
apprentice computes rectangular coordinates to 100% accuracy
apprentice computes polar coordinates to 100% accuracy
answers are neat and readable
answers are clear and concise
apprentice completes related worksheet questions and submits work for review and feedback by the instructor
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Sequence CNC operations
Assessment Strategies
CNC Programming & Planning Worksheet
Criteria
apprentice sequences CNC operations for cylindrical and non-cylindrical parts
apprentice sequences in a logical order
apprentice sequences in a "doable" order
apprentice sequences in the way that makes most efficient use of materials
apprentice sequences is a safe one
answers are neat and readable
answers are clear and concise
apprentice completes related worksheet questions and submits work for review and feedback by the instructor
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Select tooling for an operation
Assessment Strategies
CNC Programming & Planning Worksheet
Criteria
apprentice selects the tool that will perform the job most efficiently
apprentice uses given prints, resources, and a tool library efficiently
apprentice selects the tool holder(s) appropriate for the job
apprentice assigns offsets for the tool selected
apprentice can explain safety, efficiency, and quality concerns for their selection
apprentice selects tooling to perform a specific operation
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Plan set-ups for CNC equipment
Assessment Strategies
CNC Programming & Planning Worksheet
Criteria
apprentice plans a set-up for part manufacturing given a piece part print selected by the instructor
apprentice explains safety considerations in the proposed setup
apprentice orients the piece to the machine axis(s)
apprentice establishes the part program zero
apprentice selects an appropriate work holding method
apprentice determines tool change positions
answers are neat and readable
answers are clear and concise
apprentice completes related worksheet questions and submits work for review and feedback by the instructor
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Select cutter path locations for various operations
Assessment Strategies
CNC Programming & Planning Worksheet
Criteria
apprentice calculates cutter coordinates on a piece part print selected by the instructor
apprentice correctly sequences the cutter locations
apprentice calculates coordinates with 90% accuracy
apprentice places, labels and sequences the cutter path on the part print
answers are neat and readable
answers are clear and concise
apprentice completes related worksheet questions and submits work for review and feedback by the instructor
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Write word address programs including G-codes and M-codes
Assessment Strategies
Written Manual CNC Program
CNC Programming & Planning Worksheet
Criteria
the manual program has complete letter address codes
the manual program has initialization blocks
the manual program has tool change procedure
the manual program provides linear and circular cutter paths with no error
the manual program incorporates canned cycle commands
the manual program has an ending with no errors
answers are neat and readable
answers are clear and concise
apprentice completes related worksheet questions and submits work for review and feedback by the instructor
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Prove out cutter paths
Assessment Strategies
CNC Programming & Planning Worksheet
Criteria
apprentice troubleshoots a program selected by the instructor
apprentice locates all errors
apprentice revises the program and corrects all errors
apprentice tests the program and verifies that it runs error free
answers are neat and readable
answers are clear and concise
apprentice completes related worksheet questions and submits work for review and feedback by the instructor
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Explore various CNC controls
Assessment Strategies
Oral, Written or Graphic Assessment
Criteria
apprentice uses terms accurately
apprentice applies concepts correctly
apprentice references resources
apprentice completes worksheet on time
apprentice submits worksheet to the instructor for review and approval
work is complete
work is accurate
work is grammatically correct and error free
answers are clear and concise
answers are neat and readable
apprentice relates the competency to given specifications
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Compare tape formats for various machines
Assessment Strategies
Oral, Written or Graphic Assessment
Criteria
apprentice uses terms accurately
apprentice applies concepts correctly
apprentice references resources
apprentice completes worksheet on time
apprentice submits worksheet to the instructor for review and approval
work is complete
work is accurate
work is grammatically correct and error free
answers are clear and concise
answers are neat and readable
apprentice relates the competency to given specifications
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Relate feeds and speeds to CNC operations and machines
Assessment Strategies
Oral, Written or Graphic Assessment
Criteria
apprentice uses terms accurately
apprentice applies concepts correctly
apprentice references resources
apprentice completes worksheet on time
apprentice submits worksheet to the instructor for review and approval
work is complete
work is accurate
work is grammatically correct and error free
answers are clear and concise
answers are neat and readable
apprentice relates the competency to given specifications