球磨机是选矿厂的关键设备。1992年我们在组织选厂设备安装及试生产期间，对MQG1500×3000球磨机的润滑系统进行了改造，使用至今效果良好。该机原采用固体润滑脂，即将机油、黄油和白蜡按比例制成一定尺寸的润滑脂块，放入导向盒中。磨机运转时靠润滑块的自重压在轴颈上，依靠 Ball mill is the key equipment of the concentrator. In 1992 we organized the mill equipment installation and pre-production period, the MQG1500 × 3000 ball mill lubrication system has been modified, the use of good results so far. The original machine uses solid grease, about the oil, butter and white wax made in proportion to the size of the grease block, into the guide box. Mill operating pressure by the weight of the pressure on the journal, rely on