一、引言虚拟样机技术的发展源于航天和军事部门。虚拟样机技术是当前设计制造领域的一门新技术,涉及多体系统动力学,计算与软件工程等科学。它利用软件建立机械系统的三维实体模型和力学模型,分析和评估系统的性能,从而为物理样机的设计和制造提供参数依据。虚拟样机技术在设 I. INTRODUCTION The development of virtual prototyping technology originates from aerospace and military departments. Virtual prototyping technology is a new technology in the field of design and manufacturing, involving multi-body system dynamics, computing and software engineering. It uses software to build three-dimensional solid model and mechanical model of mechanical system, analyzes and evaluates the performance of the system, and provides the parameter basis for the design and manufacture of physical prototype. Virtual prototyping technology in the design