In order to ensure the normal operation of jaw crusher, in addition to the correct operation, planned maintenance is also necessary, including routine maintenance and check, minor repairs, repair and overhaul. Minor repairs: The main contents include check and fix the adjustment device, high-speed discharge opening gap, replace the wear liner. Overhaul transmission parts, lubrication systems and replacement of oil. Minor repair cycle is about 1-3 months. Repair: Apart from minor repairs, including the replacement of the thrust plate, lining, inspection and repair of bearing. Repair cycle is generally about 1-2 years. Overhaul: In addition to the repair work, including replacing or turning the eccentric shaft and moving jaw mandrel, casting rod head of the ministry of the babbitt, replace or repair all wear parts. overhaul cycle of jaw crusher is about five years.
Before the start of the jaw crusher lubrication: the gap between thrust plate and thrust plate bearing should be injected the right amount of grease. We should pay constant attention to friction surface lubrication to ensure the normal operation of the machine and extend its service life. The grease jaw crusher uses should be based on the location and temperature conditions. The grease that are added to the bearing of jaw crusher accounted for about 51% of the total space volume, and it should be replaced once every 3 to 6 months. When changing oil, Oil change, you should use clean gasoline or kerosene to clean the roller bearing raceway.
Jaw crusher maintenance and use: after the normal operation of the crusher, you can feed materials. The materials to be crushed should be uniformly joined the crushing chamber, and avoid side feeding, and should avoided to prevent the load mutation or unilateral sudden increase. Under normal operating conditions, the bearing temperature should not exceed 35 ?, the maximum temperature should not exceed 70 ° C, otherwise, it should be immediately stopped and identify the reasons to eliminate them.
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