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Yifan Machinery : jaw crusher maintenance methods

10-11-2012

Jaw crusher for primary crushing , mainly broken particle size is relatively large , hard stones . The hardness of the stones <320Mpa, widely used in mining, metallurgy, building materials, road , railway , water conservancy, construction waste and chemical industry and many other fields . Is the most commonly used devices for domestic customers . Must be in order to ensure the normal work of the jaw crusher , the addition to the proper operation of the planned maintenance , including routine maintenance checks , minor repairs, repair and overhaul .

Minor repairs : The main contents include check and fix the adjustment device , high-speed discharge opening gap , the the wear liner U-turn or replace . Overhaul transmission parts , lubrication systems and replacement of oil . Minor repair cycle for 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 the replacement or turning the eccentric shaft and moving jaw mandrel . Babbitt casting rod head unit , replace or repair each wear primary . General overhaul cycle for about five years .

Yifan machinery jaw crusher crushing compressive strength 320Pa following types of rock, such as granite , river gravel , quartz stone . Broken than large feed size up to 1200mm, discharging size less than 800mm , uniform particle size of the material , slow speed , performance and stability . 22 hours of continuous work , low running costs , multilayer labyrinth seal bearing parts of the process to extend bearing life , pulley using a new locking craft , keyless connection , easier to maintain .

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