Mar 29, 2024  
2020-2021 Course Catalog 
    
2020-2021 Course Catalog [ARCHIVED CATALOG]

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MFG 412 - Advanced Die Making Theory

Credits: 4
Lecture Hours: 4
Lab Hours: 0
Practicum Hours: 0
Work Experience: 0
Course Type: Voc/Tech
Complex die making procedures, including CAM actuated dies and exposure to cost estimating and quoting.
Prerequisite: MFG 402  
Competencies
  1. Examine die to press relationships
    1. Determine top dead center (TDC)
    2. Determine bottom dead center (BDC)
    3. Define all the measurements in shut height
    4. Define all the measurements to locate feed height.
  2. Identify press types
    1. Discuss an OBI style press
    2. Discuss a straight side press
  3. Determine different applications of automatic feeders
    1. Discuss mechanical slide feeders
    2. Discuss air slide feeders
    3. Determine limitations of hitch style feeders
    4. Explain single and double roll feeders
    5. Show differences in modern robotic and transfer line feeders
  4. Determine different die design concepts.
    1. List purposes of an inverted die.
    2. Explain a die with a push-back
    3. List purposes of a compound and/or compound-inverted die
    4. Determine purpose of a blank-through die.
    5. Show purpose of a chop-off die
    6. Determine purpose of a parting die.
  5. Assess secondary die operations
    1. Determine when a horn die is needed
    2. Explain semi-piercing
    3. Determine attributes of a shear-form die
    4. Explain notching
    5. List die shaving attributes
    6. Determine attributes of a trim die
  6. Examine side action in dies
    1. Explain the limitation of angled block cams
    2. Determine what makes a cam positive
    3. Explain aerial cam dies
  7. Determine limitations of draw dies
    1. Explain the differences between a bending and a drawing operation
    2. Explore how draw finish can effect draw operations
    3. List the common draw part defects
    4. Explain blank draw percentage reduction
  8. Assess the die parameters related to a progressive die
    1. Calculate flat blank layout
    2. Calculate cutting clearance
    3. Calculate progression distance
    4. Explain which die components are responsible for sizing the piece part
    5. Calculate fits for interactive components.
    6. Calculate tonnage for a progressive die.
    7. Determine proper die land and relief.
    8. Explain burr side issues related to different die designs.
    9. Explain methods of counteracting lateral force.
    10. Explain progression control within a progressive die
  9. Analyze machine specific machining procedures for die components
    1. Explain common CNC codes
    2. Apply EDM processes to die components
  10. Examine common die components.
    1. Identify proper stripper design
    2. Identify how a shedder works
    3. Explain the purpose of a spring pin for part expulsion
    4. Calculate spring pressure.
    5. Calculate spring sizes.



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