Abstract
As an effective way to control springback, compensation technology is widely used in the field of automotive panel stamping. It is hard to reconstruct the whole tool mesh model containing addendum surface and binder surface in the compensation process, because the springback calculation is always carried out after trimming. A method for reconstructing the whole tool mesh automatically during springback compensation is proposed in this study. The method is based on the Displacement Adjustment (DA) compensation, and in the reconstructing process the blank mesh is split into two parts: the trimmed product and the addendum surface in trimming process. Base on this method, the changes of the reconstructed tool mesh can be avoided to ensure the accurate description of the tool surface. The reconstructed whole tool mesh can be used not only for the following stamping simulation but also for the springback compensation of automotive stamping parts.
Published Version
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