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针对GK型(单侧制动)和DF12型机车在使用过程中所发生的闸瓦与踏面间隙变小问题,从基础制动单元的工作原理及组装过程进行分析,找出原因,并提出了相应的解决方法。
In view of the fact that the gap between brake shoe and tread surface of GK type (unilateral brake) and DF12 locomotives becomes smaller during the operation, the principle and assembly process of base brake unit are analyzed to find out the reasons and put forward The corresponding solution.