【作者】 冯国玉； 杨芬； 刘九柱；

【Author】 Feng Guoyu Yang Fen Liu Jiuzhu (Shangdong Longxiang Rubber Products Co. , Ltd. , Dezhou 253300, Shangdong)

【机构】 山东龙祥橡塑制品有限公司；

【摘要】 对城市铁路轨道道碴垫层研制从高分子弹性材料选择、模具设计加工及生产工艺三方面进行了分析与评价。讨论道碴垫研制的目的和意义、产品结构形式、材料性能对比、模具设计特点以及减振降噪材料的发展趋势。验证在城市铁路通过城区段设置道碴垫层是减振降噪的有效措施之一。更多还原

【Abstract】 The selection of macromolecular elastic material, model design and production, and the producing technics of ballast padding plate for urban rail are analyzed and evaluated. The purpose and significance of research and development of ballast padding plate, product structure form, comparison of material performances, model design features and the developing trend of low vibration and noise material are discussed. It is demonstrated that to provide ballast padding plate for sections crossing downtown area for urban rail is an effective solution to achieve low vibration and noise.更多还原