Maintenance Tips of Mechanical Equipment Slip Rings

Overview

In industrial production, equipment like packaging machines and labeling machines are used to carry out various tasks. Their operation is driven by the through hole slip ring, pneumatic slip ring, etc inside. However, once a slip ring malfunctions, the power transmission within the machinery will be interrupted, affecting production efficiency. Now, let's explore the key points of slip ring maintenance for mechanical equipment.

Preparation

  • Protection: Wear protective gear such as insulating gloves and goggles.
  • Tools: Prepare tools including wrenches, screwdrivers, tweezers, brushes, anhydrous alcohol, special cleaners, lubricants, absorbent cotton, and hot air guns.


Cleaning

  • Minor External Dirt: First, cut off all power and signal inputs to the slip ring. Dip a clean soft cloth in anhydrous alcohol and gently wipe the surface of the slip ring. For dirt in crevices and holes, use a soft brush to clean.
  • Heavy Internal Dirt: Remove the screws on the support plate to let the stator out of the slip ring housing. Spray the cleaner on components like the conductive rings and brushes. Rotate the stator frame until the cleaner covers all the raceways. Finally, let it dry naturally or use a hot air gun on low heat to dry.


Lubrication

Depending on the working environment and requirements of the slip ring, lubricate it regularly (usually once every 3 - 6 months). When lubricating, choose a special lubricant with low surface tension, oxidation resistance, and a viscosity that is not sensitive to temperature changes. When adding lubricant, spray it evenly on the conductive ring and rotate the stator frame to distribute it evenly.


Brush Maintenance

When the brush of the slip ring wears down to 1/3 or 1/4 of its original height, or turns blue or sparks, it needs to be replaced. Prepare brushes of the same model and specification. During installation, ensure the brush fits tightly against the surface of the slip ring, with a contact area of not less than 80%. The pressure error between each brush should not exceed ±10%.


Sealing Check

For slip rings with sealing requirements, such as those used in food production machines, check their seals. Look for signs of aging, wear, or cracks, as these issues may cause leakage in a humid environment.


Avoid Overloading

This mainly means understanding parameters such as the rated current, voltage, and rotation speed of the slip ring. They can all be found in the equipment operation manual or on the slip ring nameplate. During use, keep the slip ring load within the rated range and avoid long - term full - load or over - load operation.


Conclusion

Through the above tips introduced by ByTune, we believe you have learned how to maintain industrial slip rings. These measures can extend the service life of slip rings, reduce losses caused by equipment downtime. If you have any questions during actual operation, feel free to leave a message in the comment section or contact us at info@btslipring.com. 

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