32420397Computer Numerical Control 2
Course Information
Description
Manual programming of numerical control machines. Covers history, justification and types of control systems. Students program and make a part on a computer numerical control milling and turning center. Includes introduction to two-dimensional CAD-CAM computer programming system.
Total Credits
2
Course Competencies
  1. Differentiate between manual, conversational and cam system programming
    Assessment Strategies
    by oral examination
    Criteria
    you use correct terminology
    you compare manual, converstational, and cam system programming
    you contrast manual, converstational, and cam system programming
    you identify which programming procedure is being described by the instructor

  2. Identify the axis of machine tools
    Assessment Strategies
    by submitting completed assignment
    Criteria
    you label the x, y and z axis on a vertical mill
    you label the x and z axis of a turning center

  3. Locate points on a cartesian coordinate grid
    Assessment Strategies
    by submitting completed assignment
    Criteria
    you determine x and y values correctly

  4. Locate points on a polar coordinate system
    Assessment Strategies
    by submitting completed assignment
    Criteria
    you determine magnitude and direction of polar lines correctly

  5. Demonstrate the use of DOS and Windows programs
    Assessment Strategies
    by submitting completed assignment
    Criteria
    you identify filenames and extensions
    you employ DOS and Windows commands
    you copy files
    you create files
    you delete files
    you utilize the proper computer drive
    you activate software packages
    you edit files
    you load program into machine tool

  6. Construct basic entities
    Assessment Strategies
    by submitting completed drawings
    Criteria
    drawings are printed
    drawing contains created points that conform to assignment
    drawing contains created lines that conform to assignment
    drawing contains arcs that conform to assignment

  7. Construct intermediate entities
    Assessment Strategies
    by submitting completed drawings
    Criteria
    drawings are printed
    drawings contain created rectangles, letters, splines and curves that conform to assignment

  8. Alter geometry
    Assessment Strategies
    by submitting completed drawings
    Criteria
    drawings are printed
    drawings contain modified and xformed existing geometry that conform to assignment

  9. Generate two dimensional CAD drawings
    Assessment Strategies
    by submitting completed drawings
    Criteria
    drawings are printed
    drawings contain piece part prints that conform to assignment

  10. Generate drilling tool paths
    Assessment Strategies
    by submitting computer simulated verification model
    Criteria
    you develop a program to drill holes
    computer simulated verification model conforms to print tolerances for drilled holes

  11. Generate contour tool paths
    Assessment Strategies
    by submitting computer simulated verification model
    Criteria
    you develop a program to machine contour
    computer simulated verification model conforms to print tolerances for machine contours

  12. Generate pocket tool paths
    Assessment Strategies
    by submitting computer simulated verification model
    Criteria
    you develop a program to machine pockets with islands
    computer simulated verification model conforms to print tolerances for machine pockets with islands

  13. Identify common g codes and m functions
    Assessment Strategies
    written examination
    Criteria
    you recognize the function for common g-codes
    you classify common m functions

  14. Write programs from piece part drawings
    Assessment Strategies
    by submitting completed machined part
    Criteria
    you write g-code program from drawing
    you edit g-code program (if necessary)
    you produce part on machine
    machined part conforms to print