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General cause of failure of worm gear reducer and analysis method
Fault type | Cause of issue | Method of exclusion |
Reducer overheating (The oil temperature of the reducer is up to 95 °C) |
Overloaded Too little or too much oil Bad or inadequate lubricant Oil seal excessive friction Improper connection of the output shaft to the transmission |
Adjust to the appropriate load or choose a large model Add appropriate lubricants as indicated Add appropriate lubricant after oil is discharged Drop a few drops of lubricant at the oil seal Adjust to the appropriate position |
Reducer noise | Worm gear and worm gear meshing Bearing damage or excessive clearance Insufficient lubricant Foreign body invasion |
Trimming tooth pull contact Replacement bearing Add the right amount of lubricant according to the instructions Remove foreign matter and change lubricant |
Abnormal vibration | Bad transmission Worm gear wear or damage Bearing wear or damage Loose bolt Foreign body invasion |
Fixed transmission Replace the worm gear More inheritance Tighten the bolt Remove foreign matter and change lubricant |
Oil spill | Oil seal damage Seal damage Too much oil Oil plug loose Oil mark damage |
Replace oil seal Replace the gasket Add the right amount of lubricant Tighten the oil plug Replace the oil mark |
The input or output shaft does not turn | Worm worm overheating Bearing damage Foreign body invasion Worm gears and worms are excessively worn |
Replacement or repair Replacement bearing Remove foreign matter and change lubricant Replace the worm gear or worm |
Worm gear excessive wear | Overloading Bad or inadequate lubricant Insufficient lubricant Bearing wear Operating temperature is too high |
Adjust to appropriate load Replace the appropriate lubricant Add appropriate lubricants as indicated Replacement bearing Improve ventilation |