What is the content of the rotary crusher overhaul, medium repair, and minor repair?

Minor repairs Content: inspection and repair of the upper cone crusher suspension, dust guard, the eccentric bushing, conical gears, the circular thrust plate, wear and lubrication of the shaft bushing. Check and repair the lubrication system and replace the oil. Inspect and repair the wear and fastening of the liners. The minor repair and maintenance cycle is approximately half a month.

Medium repair content: The inspection cycle is mainly determined by the wear of the conical lining and the frame lining, as well as the wear of the drive bushing. The repairs include replacement of broken cone liners; repair or replacement of wear parts for drive shafts, drive bushings, bevel gears and suspensions; repair and replacement of eccentric sleeves, inner and outer bushings and thrust discs; repair and replacement of electrical equipment . The mid-repair includes all the minor repairs, usually once every six months.

Overhaul content: mainly to repair the replacement frame, the middle frame, the beam and the repair foundation. Overhaul and complete the inspection and processing of the medium repair project, and carry out technological innovation. The overhaul period is generally about five years.

It should be pointed out that the medium repair and overhaul cycle is related to the soft and hard of broken ore. For example, magnetic iron ore crushing hard, you need 3-4 months of repair time, while crushing limestone, and some can be extended about two years. Meanwhile crusher usually has a lot of work to maintain and repair and spare parts quality. Therefore, strengthening the usual maintenance and repair work, preventing accidents and improving the quality of repairs are important ways to extend the operating period of the machine.

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