板料拉深成形过程中的变压边力技术

Variable BHF technology in sheet metal deep drawing

压边力是板料成形过程中的重要参数之一。在概述压边力在生产中的主要用途和意义的基础上 ,从压边力的加载模式、理论模型、实验研究变压边力技术与拉延筋、人工智能技术的交叉应用等方面 ,比较全面的综述了压边力技术的研究现状及存在问题 。

Blank holder force (BHF) is one of important parameters in sheet metal forming process. On basis of the sketch of main use and significance of BHF in production, research actuality and existent problems of BHF tchnology is summarized from aspects of loading model, theoretical model, experiments, drawbead, artificial intelligence at home and abroad. The future research work is also discussed.