Ф 1.83 by 8 meters of second-hand ball mill 
Ball mill - maintenance 
Maintenance and overhaul of ball mill is a regular job, maintenance work is good or bad directly affect the operation rate of mill and service life, so how to correctly in the process of using the maintenance and repair, the following introduction: 
1, all the lubricating oil in the mill put into continuous operation should be all sent out a month, thoroughly clean, replace the new oil. After repairing combination about once every six months in the oil. 
2, all lubricating points lubrication condition and check the oil level height at least every 4 hours at a time. 
3, when the mill operation, main bearing lubricating oil temperature is not more than 55 ℃. 
4, mill run properly, the drive bearing and the rise of temperature of the reducer is not more than 55 ℃, the highest do not exceed 60 ℃. 
5, big and small gear transmission is smooth, no abnormal noise. When necessary, should timely adjust the clearance. 
6, ball mill running smoothly, without strong shock. 
7, motor current should be no abnormal fluctuations. 
8, each connecting fastener no looseness, no oil leaking in the joint surface, five evasion, no water leakage phenomenon. 
9, steel ball wear in accordance with the situation in a timely manner to add. 
10, if found abnormal situation should immediately stop grinding repair. 
11, mill liner wear 70% or 70 mm long crack should be replaced. 
12, plate bolt looseness caused damage of lining plate should be replaced. 
13, main bearing severe wear should be replaced. 
14, grid ball mill perforated strainer plate wear into stoppage time can't welding should be replaced. 
15, after the big gear gear surface wear to a certain degree may continue to use flip. 
16, pinion serious wear should be replaced. 
17, front-rear spiral wear should be timely and weld repairs, to wear cannot weld stoppage time should be replaced. 
18, loose or damage to the anchor bolt should be timely repair. 
The maintenance of a regular work of ball mill, the stand or fall of maintenance work directly affect the operation rate of mill and service life. Eliminate hidden dangers in order to discover the defect disease, in order to ensure the normal operation of the mill, in addition to daily maintenance, also need to regularly stop grinding, (recommended once a month) to the important parts Such as hollow shaft, main bearing, cylinder, reducer, such as the size of the gear carefully check, make a detailed record. According to the defect of priorities and arrange to repair and overhaul plan for proper processing. 
The ball mill product parameters 

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