NX Unit 3

This section introduces the concept of parametric modeling and the use of expressions to drive design parameters.

Key Concepts

Assignment – Parametric Fuel Tank

Create a model of a rectangular fuel tank. Use the expressions editor to create the variables that will contain the following dimensions:

  • These variables will be determined by the customer:
    • LENGTH (in inches)
    • WIDTH (in inches)
    • CAPACITY (in gallons)
  • The height will be calculated from the volume of the tank:
    • VOLUME (in cubic inches)
    • HEIGHT (in inches, calculated from the volume)
  • Video

Assignment – Needle Valve Model

Create a model of the Needle Drawing (as used in the Needle Valve Assembly)