Guide to Troubleshooting Common Faults of Reducers

In industrial production, the stable operation of (reducers) is of crucial importance. However, for various reasons, reducers may encounter some faults. The following introduces several common reducer faults and their troubleshooting methods for you.

I. Overheating of Reducer

1. Fault Causes:

– The equipment is operating under an overload condition, exceeding the carrying capacity of the reducer.
– The amount of lubricating oil is too small to effectively lubricate and dissipate heat; or the amount of lubricating oil is too much, causing internal churning and heat generation.
– The quality of the used lubricating oil is poor and cannot meet the working requirements of the reducer; or the selected type of lubricating oil is inappropriate.
– Excessive friction between the oil seal and the shaft generates a large amount of heat.
– The connection position of the output shaft and the transmission device is improper, affecting the transmission efficiency and heat dissipation.

2. Solutions:

– Adjust the load of the equipment to be within the appropriate carrying range of the reducer.
– Add an appropriate amount of lubricating oil according to the usage instructions of the reducer to ensure the oil quantity is moderate.
– Drain the original poor or inappropriate lubricating oil and refill with the required lubricating oil.
– Drop several drops of lubricating oil at the oil seal to reduce friction.
– Adjust the connection position of the output shaft and the transmission device to be in the proper state.

II. Noise of Reducer

1. Fault Causes:

– Poor meshing of the worm gear and worm, possibly caused by tooth surface wear, tooth shape error, etc.
– The bearing is damaged or the bearing clearance is too large, resulting in abnormal sounds during operation.
– The amount of lubricating oil is insufficient, unable to fully lubricate each component, resulting in increased friction between components and generating noise.
– Foreign objects have invaded the interior of the reducer, interfering with the normal operation.

2. Solutions:

– For the meshing problem of the worm gear and worm, it is necessary to dress the tooth contact surface. If the situation is more complex, it is recommended to contact our company for professional technical support.
– Replace the damaged bearing. If the bearing clearance is too large, it can be adjusted or a new bearing can be replaced.
– Add an appropriate amount of lubricating oil as required to ensure good lubrication.
– Remove the invading foreign objects and replace with new lubricating oil.

III. Abnormal Vibration

1. Fault Causes:

– The transmission device is not firmly fixed and shakes during operation.
– The worm gear is worn or damaged, affecting the stability of operation.
– The bearing is worn or damaged, resulting in unstable rotation.
– The connecting bolts are loose, and the connection between the components is loose.
– Foreign objects have invaded, destroying the internal balance.

2. Solutions:

– Reinforce the transmission device to ensure its stable fixation.
– Replace the worn or damaged worm gear. If necessary, please contact our company.
– Replace the worn or damaged bearing.
– Lock the loose bolts and strengthen the connection between the components.
– Remove the foreign objects and replace with new lubricating oil.

IV. Oil Leakage

1. Fault Causes:

– The oil seal is damaged and cannot effectively seal.
– The gasket is damaged, resulting in sealing failure.
– The added oil quantity is too much, exceeding the normal liquid level, increasing the internal pressure and thus causing oil leakage.
– The oil drain bolt is loose, causing oil leakage.
– The oil sight glass is damaged, affecting the observation and sealing effect.

2. Solutions:

– Replace the damaged oil seal.
– Replace the damaged gasket.
– Add an appropriate amount of lubricating oil as prescribed to control the oil level.
– Lock the oil drain bolt to ensure good sealing.
– Replace the damaged oil sight glass.

By promptly detecting and correctly handling these common faults, the normal operation of the reducer can be effectively guaranteed, production efficiency can be improved, and equipment maintenance costs and downtime can be reduced. When dealing with faults, if you encounter complex or difficult-to-solve problems, it is recommended to seek the help of professional technicians.

Hope the above content is helpful to you and enables you to quickly take effective solutions when facing reducer faults.

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