机车用牵引销分段式铸造工艺设计及优化  

The Design and Optimization of the Casting Process for the Traction Pin Used in Locomotive

作　　者：刘海坤 班炯光 王晓颖 LIU Haikun;BAN Jiongguang;WANG Xiaoying(CRRC Dalian Vehicle Co.,Ltd.,Dalian 116021,Liaoning China)

机构地区：[1]中车大连机车车辆有限公司,辽宁大连116021

出　　处：《铸造工程》2025年第2期42-45,共4页Foundry Engineering

摘　　要：通过对新能源机车用牵引销的铸造工艺设计及优化方法的论述,提出特殊要求铸钢件的工艺采用分段式的设计思路,同时针对新的设计思路开展了生产工艺验证,并对验证发现的问题进行优化改进。改进后的牵引销满足了严格的加工面探伤要求,保证了产品的装车使用。This paper discusses the design and optimization method of the casting process for the traction pin used in new energy locomotives.It proposes a segmented process design for casting steel components with specific requirements and conducts production process verification based on this new design approach.The identified issues from the verification are addressed through optimization,and the improved traction pin meets stringent machined surface flaw detection requirements,ensuring the product’s suitability for loading and deployment.

关 键 词：牵引销铸件 新能源机车 分段式 工艺设计 

分 类 号：TG245[金属学及工艺—铸造]