Group Assignment 2

Instructions

Follow the example in the video below and create and Excel Workbook (use the template) that can be used to solve the types of problems listed below.

Excel Template:

Reference Materials

Group Assignment 2 Questions

Create an Excel file to answer the following questions:

  1.       Given:
  •         Side Edge cutting angle (degrees) and
  •         Feed (mm/rev)

Calculate:

  •         uncut chip thickness (mm)
  1.       Given:
  •         Uncut chip thickness (mm),
  •         Chip thickness (mm),  and
  •         Rake angle (degrees)

Calculate:

  •         Shear angle (degrees)
  1.       Given:
  •         Friction Force and
  •         Normal Force

Calculate

  •         Friction angle (degrees)
  1.       Given:
  •         Rake angle (degrees),
  •         Shear angle (degrees),
  •         Uncut chip thickness (in),
  •         Cutting force (lbs),
  •         Thrust force (lbs),

Calculate:

  •         Dynamic shear stress (psi)
  1.       Given: (for a turning operation)
  •         Original Diameter (in),
  •         Final diameter (in),
  •         Feed (in/rev), and
  •         Spindle Speed (rpm)

Calculate:

  •         Material Removal rate
  1.       Given: (for a turning operation with no tail stock)
  •         Original Diameter (in),
  •         Depth of cut (in)
  •         Total cutting force (lbs-f)
  •         Workpiece elastic modulus

Calculate:

  •         Final diameter of the part as a function of distance from the chuck
  1.       Given:
  •         Original Diameter (in)
  •         Final Diameter (in)
  •         Spindle Speed (rpm)

Calculate:

  •         Surface Speed at the cutting edge of the tool (sfm)
  1.       Given:
  •         Clamping force
  •         Friction coefficient between chuck jaws and part
  •         Spindle speed
  •         Mass of Chuck Jaws

Calculate

  •         Maximum allowable cutting force
  1.       Given
  •         Measured Power to the spindle
  •         Spindle type
  •         Measured thrust force
  •         Surface Speed
  •         Rake angle
  • the workpiece material

Calculate

  •         Friction coefficient
  1.   Given:
  •         Clamping force
  •         Dimensions of stock material
  •         Material’s elastic modulus
  •         Dimensions of a rectangular pocket to be machined through the part

Calculate

  •         Dimensions of the finished pocket after the part is released from the fixture.