(一)棒磨机加棒器我矿选矿厂重选工段有5台φ1500×3000毫米的棒磨机,每台加棒量9—10吨,钢棒规格为φ80×2900毫米,每根钢棒重95公斤左右。由于磨矿作业耗棒量大,常需要加棒,加棒时,要3-4人将钢棒抬到棒磨机排矿箱上放好,然后将棒推进棒磨机中,再用小棒将所加棒送到里面的预定位置。因此,加棒是一项繁重的体力劳 (A) rod mill and stick I ore dressing plant re-election section has 5 φ1500 × 3000 mm rod mill, each plus 9-10 tons of rods, bar specifications φ80 × 2900 mm, each steel Weight about 95 kg. As grinding rod consumption of large amount of work, often need to add stick, plus stick, 3-4 people will be carried to the rod mill rod box placed on the rod, and then the rod into the rod mill, and then small Stick will add the stick to the inside of the predetermined location. Therefore, adding a stick is a heavy manual labor