The daily maintenance of the rod mill is an important condition to ensure efficient operation and long service life of the rod mill. Maintenance of the rod mill should be combined with the operation and maintenance. Long-term stable operation is accompanied by careful maintenance planning and maintenance records. The development of a complete maintenance program is one of the most important tasks in concentrator production. Careful planning, careful attention to the attitude of the maintenance personnel and correctness of the maintenance plan are clearly reflected in the economic benefits.
In order to plan the downtime of each maintenance work carried out smoothly, usually should do a good job of equipment maintenance records, detailed records of each device operation and maintenance of the results. Such as carefully record the main bearing, grating, liner and other easy to wear parts replacement times, and these records as the use of equipment records. In order to predict the service life of components, and plans to arrange replacement parts (spare parts).
The number and timing of maintenance can be determined by the operation of each rod mill, as well as the degree of wear of the most vulnerable parts or the most susceptible part - liner. In addition to daily maintenance of rod mill maintenance inspection, the regular minor repair, repair and overhaul of three.
1, rod mill minor repairs
Usually 1-3 months, the main maintenance project is to check, repair or replace the wear and tear parts, such as mill liner, the feeder spoon head, pinion, coupling and pads, into the Inspection of the fasteners; on the oil pump and lubrication system inspection, cleaning and oil change; temporary accident repair and wear parts of the minor, for small and mending leakage.
2, the rod mill in the repair
Usually 6-12 months time, the maintenance of the project in addition to all the items, including minor repairs, the need for various parts of the equipment for greater cleaning and adjustment, such as repair transmission gears, while replacing a large number of easy to wear parts.
3, rod mill overhaul
The cycle is generally about 5 years, the maintenance project in addition to all the items included in the repair, there are replacement of the main bearings and gears, inspection, repair or replacement of the cylinder and end caps, repair the foundation, or the second grouting.