盾构机主驱动超大聚氨酯密封圈的研制及工程应用  

Development and Engineering Application of Main Drive Super-large PU Sealing Ring of Shield Machine

作　　者：何其平 徐进 HE Qiping;XU Jin(China Railway Construction Heavy Industry Co.,Ltd,Changsha 410100,China;Beijing Jianke Huifeng Technology Co.,Ltd,Beijing 101105,China)

机构地区：[1]中国铁建重工集团有限公司,湖南长沙410100 [2]北京建科汇峰科技有限公司,北京101105

出　　处：《橡胶工业》2022年第12期932-938,共7页China Rubber Industry

摘　　要：针对盾构机主驱动超大聚氨酯(PU)密封圈(简称PU密封圈)在生产及应用中存在的问题,利用有限元分析软件Ansys对盾构机主驱动PU密封圈结构进行仿真优化;研究了主要原材料对PU弹性体性能的影响;进一步对盾构机主驱动PU密封圈的生产环境、配套设备和工艺以及产品评测平台进行优化设计,形成了整套自动化连续硫化生产技术,确保了盾构机主驱动PU密封圈的质量稳定性和在实际工程中良好的应用效果。Aiming at the problems existing in the production and application of the main drive superlarge polyurethane(PU)sealing ring(PU sealing ring for short)of shield machine,the structure of the main drive PU sealing ring of shield machine was simulated and optimized using the finite element analysis software Ansys.The influence of main raw materials on the properties of PU elastomer was studied,the production environment,supporting equipment,process and product evaluation platform of the main drive PU sealing ring of shield machine were optimized,and a complete set of automatic continuous vulcanization production technology was established,which ensured the quality stability of the main drive PU sealing ring of shield machine and its good application effect in practical engineering.

关 键 词：聚氨酯 主驱动密封圈 超大密封圈 盾构机 连续硫化 有限元仿真 工程应用 

分 类 号：TQ336.42[化学工程—橡胶工业] TQ323.8