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1问题的提出山东地方铁路大家洼机务段目前配属5台DF4型机车和1台DF12型机车,担负着益羊铁路小运转及各站调车作业任务和大莱龙铁路龙口港站的调车作业任务。这6台机车均存在制动缸鞲鞴杆偏磨的问题,其中以作业环境恶劣的龙口港站调车机车最为严重。
1 PROBLEM PROBLEM The locomotive depot of Dajiawa in Shandong local railway is currently associated with 5 DF4 locomotives and 1 DF12 locomotive and is responsible for the small-scale operation of Yilan Railway and the shunting operation of each station and the shunting of the Dalailong Railway Station Job tasks. All 6 locomotives have the problem of partial wear of the brake cylinder rod and bar, among which the locomotives with the shoddy locomotives are the most serious ones.