D_2型凹底平车心盘衬垫窜出等问题的分析及改进

Analysis of Problems of Coming out of Center Plate Pad on D_2 Depressed Center Flat Cars and Improvements

针对D2型凹底平车在车辆检修及运用中出现的心盘衬垫窜出、基础制动连接拉板脱出、轴箱导框磨耗板脱落及轴箱挡边磨损等问题,从设计源头进行了原因分析,并提出了相应的改进措施。

In view of such problems as coming out of the center plate pad,coming off of the connection pull plate in foundation brake,falling off of the wear plate of the axlebox guide and wear of the axlebox stop during inspection,repair and operation of the D2 depressed center flat cars,the causes are analyzed from the source of design,and relevant measures for improvement are put forward.