振动场作用下金属塑性成形机理的研究和应用进展

Research and application progress of metal plastic forming mechanism under vibration field

振动力场对金属材料塑性成形过程的作用机理是振动辅助塑性成形技术的关键理论问题。该文介绍了相关问题的研究进展及振动辅助技术的应用现状,即振动影响塑性成形的微观机理、体积效应及表面效应等,并探讨了该技术亟需解决的问题和发展趋势。

The effecting mechanism of vibration force field on metal plastic forming is the key theoretical problem for vibration assisted plastic forming technology. The research progress of the related issues such as the microscopic mechanism of vibration influence on plastic forming, volume effect and surface effect are reviewed as well as the present application situation of the vibration assistive technology. The problems needed to be resolved and the development direction of the technology are then discussed.