我单位一台6160A型160kW柴油机发电机组,因烧瓦研轴(图1)致使柴油机缸体的第六道、第七道座瓦瓦孔严重变形,最大失圆量达0.86毫米,因配件供应困难影响生产进度。我们因地制宜用简陋的办法,在施工工地将其修复,并获得良好的经济效益,现将其修复方法介绍如下。 In our unit, a 160kW diesel generator set of the 6160A type, due to the burning of the grinding wheel grinding shaft (Fig. 1), the 6th and 7th seats of the diesel engine block are seriously deformed, and the maximum out-of-round amount is 0.86mm due to fitting supply. Difficulties affect the production schedule. We have adopted a crude method to repair it at the construction site according to local conditions and obtained good economic benefits. Now we introduce the repair method as follows.