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机械部矿山机械行业、矿井提升与绞车专业组根据82年s月在准南行业会议中的决定,对上海东风机器厂、淮南煤矿机械厂、徐州矿山设备制造厂生产的JD—11.4调度绞车进行一次行业质量检查。检查结果表明,三厂的绞车噪音和清洁度均低于质量分等规定要求。具体结果如下:上海东风机器厂绞车的噪音为82.25分贝,清洁度554毫克;淮南煤矿机械厂绞车的噪音为76.9分贝,清洁度为71.7毫克;徐州矿山设备制造厂的绞车噪音为76分贝,清洁度40.1毫克;主要性能全部合格。
Ministry of Machinery Mining Machinery Industry, Mine Hoisting and Winch Professional Team According to the decision made by Nanan Industry Conference in August 1982, the JD-11.4 dispatching winch produced by Shanghai Dongfeng Machinery Plant, Huainan Coal Mining Machinery Plant and Xuzhou Mining Equipment Factory was carried out An industry quality inspection. Inspection results show that the three factory winch noise and cleanliness are lower than the requirements of the quality classification requirements. The specific results are as follows: Shanghai Dongfeng Machine Factory winch noise is 82.25 dB, cleanliness 554 mg; Huainan Coal Mine Machinery Factory winch noise is 76.9 dB, cleanliness of 71.7 mg; Xuzhou mining equipment winch noise of 76 decibels, cleaning Degree of 40.1 mg; all the main performance standards.