板材零件成对液压成形的分析与试验研究

板材成对液压成形技术是一种新的板材成形技术，具有成形性好、制造工期短、费用低等优点，特别适用于批量小、形状复杂板材零件的生产。本文对板材成对液胀成形技术进行了理论分析和试验研究，介绍了该技术的技术原理和特点，提出了提高其成形极限的措施。结果表明：理论分析结果和实验结果是一致的。

Experimental and theoretical analysis on hydroforming of sheet metal in pairs

The hydroforming of sheet metal in pairs is a new process for sheet metal forming It has many advantages such as good formability, short time for manufacturing and lower costs, etc., especially adapt to producing sheet metal parts with small batch and complicated shapes In this paper, the process is researched experimentally and theoretically, the forming principle and the process features are introduced The forming process are analyzed The methods were put forward to improving the forming limit The forming experiments are carried out The results show that the analysis results are in good agreement with experiments