将状态监测法用于信函分拣机维修的探讨上海市邮政局邮件封发二局郭国强一、引言信函分拣机是技术含量高、自动化程度高的智能化设备，有其特有的技术性能特点。信函分拣机还是分拣信函的关键设备，一旦投入生产就必须长期保持良好的技术状态，不间断地服务于生产，不允许... The application of condition monitoring method to the maintenance of letter sorter Guo Guoqiang, Shanghai Post Bureau, Mail Envelopment and Sending Bureau I. INTRODUCTION The letter sorting machine is an intelligent equipment with high technical content and high degree of automation. It has its unique technical performance characteristics. The letter sorter is also a key piece of equipment for sorting letters, and once put into production, you must maintain a good state of technology for long periods of time and serve uninterruptedly in production, disallow ...