我矿井下矿岩碎碴粘性较大,经常出现矿车结底现象。过去每周要抽出几名工人清理矿车车底;采用大锤敲打,既不安全,劳动强度也大。1973年我矿鸡冠山车间老工人姚春富同志在党组织的支持与领导下,与双革小组同志一道,制成了扣翻式矿车清底机(附图)。经过一年来的生产实践证明,该矿车清底机结构简 I mine mine rock ballast more viscous, often appear at the end of the car junction. In the past, several workers were to be drained every week to clean up the bottom of the tub; it was neither safe nor labor-intensive to beat with a sledgehammer. In 1973, with the support and leadership of the party organizations, Comrade Yao Chunfu, the old worker at the mine, Guanshan workshop, made a buckle-knocking car clear-bottom machine (with photos) with Comrade Shuangge Group. After a year of production practice has proved that the car Qing bottom machine structure is simple