我们在维修过程中,为了保证车辆正常运行,节省资金,降低维修费用,大力开展修旧利废活动,对磨损的曲柄进行下垫(即镶套)后再使用,经使用实践证明效果良好。我们开始修复的做法是打下左右曲柄轴,在四爪卡盘上用千分表找正车制,完成一副需用一个工作日。为了提高工效和保持原有精度,发动群众研制了曲柄下 In the maintenance process, in order to ensure the normal operation of vehicles, save money, reduce maintenance costs, vigorously carry out the repair of old and new waste activities, wear on the crank cushion (ie set) before use, the use of proven good results. We began to repair the practice is to lay left and right crankshaft, four-jaw chuck with a dial gauge car system, to complete a need to use a working day. In order to improve work efficiency and maintain the original accuracy, mobilize the masses developed under the crank