推筒支撑座国产化加工技术的研究与应用  

Research and Application of Push Cylinder Support Seat Localized Processing Technology

作　　者：王立超[1] WANG Lichao(Locomotive and Car Research Institute,China Academy of Railway Sciences Co.,Ltd.,Beijing 100081,China)

机构地区：[1]中国铁道科学研究院机车车辆研究所,北京100081

出　　处：《机械工程师》2023年第12期56-58,62,共4页Mechanical Engineer

摘　　要：推筒支撑座是高铁车辆制动系统的基础制动单元中的关键零部件。为改善该零件的关键配合面、摩擦面的表面硬度和耐磨性,提高产品可靠性和疲劳寿命,加快国产化加工进程,文中在该零件的批量生产过程中采用了感应加热、表面淬火的工艺,完成了感应圈设计、淬火数控程序的设计,获得了良好的产品质量,取得了很好的经济效益。The push cylinder support seat is a key component in the basic braking unit of high-speed rail vehicles.In order to improve the surface hardness and wear resistance of the key mating and friction surfaces of the part,improve product reliability and fatigue life,and accelerate the localization processing process,in the batch production process of the part,this paper adopts induction heating and surface quenching processes to complete the design of induction rings and quenching CNC programs,achieves good product quality and economic benefits.

关 键 词：可靠性 疲劳寿命 表面淬火 淬火数控程序 

分 类 号：U270.35[机械工程—车辆工程] TH16[交通运输工程—载运工具运用工程]