Based on the problems existed in application and mechanical design for present electric locomotives, discusses the design of locomotiveframe, wheel pair, spring tray and driving unit.
从现用工矿电机车机械设计及应用中存在的问题，对车架、轮对、弹簧托架、传动装置的设计方面进行了探讨。
2
As the main bearing components the welding quality of frame is particularly important, the manufacturing quality of frame directly restrict the locomotive safety and service life.
作为主要承载部件构架的焊接质量尤为重要，构架制造质量直接制约着机车的安全和使用寿命。
3
Firstly, the paper analyzes theoretically the case-based reasoning, then studies the characters of taking-apart craft and presents the frame representation of locomotive taking-apart craft.