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Determine safety requirements for milling 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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Analyze vertical milling machine tool capabilities and setup
Assessment Strategies
Milling Machine & Operations Worksheet
Criteria
apprentice completes an analysis of the capacities of a vertical milling machine selected by the instructor
analysis includes description of the function of vertical milling machine components
analysis includes a list of steps involved for a vertical mill to perform these tasks: squaring, using "T" slot locating stops, aligning the mill vise, locating work edges, locating spindle center
analysis includes a determination of whether or not a vertical mill is the correct alternative for given job criteria
analysis is well organized and follows a logical sequence
analysis evidences correct grammar, punctuation, and spelling
apprentice completes related worksheet questions and submits work for review and feedback by the instructor
answers are clear and concise
answers are neat and readable
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Analyze horizontal and universal milling machine tool capabilities and setup
Assessment Strategies
Milling Machine & Operations Worksheet
Criteria
apprentice completes an analysis of the capacities of a horizontal/universal milling machine selected by the instructor
analysis includes description of the function of horizontal/universal milling machine components
analysis includes a list of steps involved for a horizontal/universal mill to perform these tasks: squaring, using "T" slot locating stops, aligning the mill vise, locating work edges, locating spindle center
analysis includes a determination of whether or not a horizontal/universal mill is the correct alternative for given job criteria
analysis is well organized and follows a logical sequence
analysis evidences correct grammar, punctuation, and spelling
apprentice completes related worksheet questions and submits work for review and feedback by the instructor
answers are clear and concise
answers are neat and readable
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Select work-holding devices
Assessment Strategies
Milling Machine & Operations Worksheet
Criteria
apprentice selects work holding and locating devices for milling operations selected by the instructor
selection is the one that best suits the job at hand
selection incorporates safe milling practices
selection recognizes accuracy in the choice of work holding device
selection recognizes rigidity in the choice of work holding device
apprentice completes related worksheet questions and submits work for review and feedback by the instructor
answers are clear and concise
answers are neat and readable
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Examine cutting tool selection and identification for milling machines
Assessment Strategies
Oral, Written or Graphic Assessment
Milling Machine & Operations Worksheet
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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Calculate feeds and speeds used in milling machines
Assessment Strategies
Milling Machine & Operations Worksheet
Criteria
apprentice uses the correct formula for calculating R.P.M.
apprentice determines the correct surface feet per minute values (cutting speeds) to within 90% accuracy
apprentice determines the correct inches per revolution to within 90% accuracy
apprentice determines the correct feed per tooth (F.P.T.) based on the material to within 90% accuracy
apprentice calculates the correct inches per minute of feed (I.P.M.) based on the tooling used to within 90% accuracy
apprentice completes related worksheet questions and submits work for review and feedback by the instructor
answers are clear and concise
answers are neat and readable