Ford Motor Company
Warm die trimming in hot forming applications

Abstract:

A method of forming a part is provided by the present disclosure. The method includes forming a blank from a material, heating the blank, stamping the blank into a panel, and trimming the panel in a trim die. Trimming the panel includes heating a portion of the trim die locally adjacent a trim area of the panel at a temperature below an austenitizing (phase transformation) temperature of the material and trimming the panel with a cutting member.