Injection molding process optimization for automobile cowl top cover

Design Requirements
  • Minimize internal pressure of the mold
Design Problem Formulation
  • Design variables  (4)
    Valve gate opening time (2)
    Resin temperature (1)
    Mold temperature (1)
  • Objective (1)
    Minimize internal pressure of the mold
Simulation and Design Software
  • Simulation : Moldflow
  • Design : PIAnO
Design Optimization Process
  1. Establish automation and perform DOE
  2. Generate metamodel using DOE samples
  3. Perform approximate optimization
Optimization Result
  • Mold internal pressure reduced by 17%