Worthington Armstrong Venture (WAVE) Showroom

 

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Article

April 10, 2007
Roll form tooling design for air bending
When a bend is formed with the air bending process (air bend), the interior of the bending corner can't be reached by either the top roll or the bottom roll, making it difficult to control the part's profile and dimensions. Figure 1 illustrates... Read more...

Article

December 13, 2005
End distortion on roll formed parts
End distortion is a birthmark caused by the roll forming process. Roll forming—a process in which a flat strip is bent continuously and progressively in the transverse direction by tandem sets of roll tooling—induces residual... Read more...

Article

March 8, 2005
A good start makes a difference
Fig. 1 shows elevation of the entrance guide affects the sectional curvature. Fig. 2 shows an Edge Bent Down Model. In a roll forming line, the entrance guide serves to guide the metal strip into the roll former at the optimum angle... Read more...