1国内外概况发动机总装线，过去普遍采用板式链同步输送线，由于它不具备集放功能，难以满足柔性生产的需要，且输送速度慢，安装维修不便，生产布局不便重新调整等，已逐渐被现代化生产所淘汰。根据我院赴日、美、德等国考察之所见，以及目前国内有关厂家技术引进的情况，当前 1 Overview of the engine assembly line at home and abroad, in the past commonly used plate chain synchronous conveyor line, because it does not have the function of assembly and release, it is difficult to meet the needs of flexible production, and slow delivery, installation and maintenance inconvenience, re-adjustment of production layout inconvenience, has gradually Was eliminated by the modernization of production. According to my visit to Japan, the United States, Germany and other countries to see the inspection, as well as the current domestic manufacturers related to the introduction of technology, the current