Reasons for the Spiral Roller Not Spinning

  The reasons for the Spiral Roller not spinning mainly include the following aspects:

  1. Foreign Object Blockage: Foreign objects stuck between the rollers or issues with the rollers themselves, such as damaged bearings or surface scratches, can cause the rollers to jam and not rotate properly.

  2. Insufficient or improper lubrication: Lack of lubrication in the rollers can cause rust or inflexibility, resulting in failure to rotate. Insufficient lubrication can also cause wear on the barrel skin, damage to bearings, bending, and deformation issues.

  3. Bearing problem: Dust or water entering the bearing causes the rolling surface and cage to become filled with dirt, preventing rotation; grease loss or lack of oil, external water or moisture invasion, causing damage to the rolling body or internal and external rolling surfaces

  4. Belt problem: Loose or damaged belts can cause insufficient friction between the belt and the rollers, resulting in rollers not spinning.

  5. Sealing failure of roller bearings: Sealing failure of roller bearings allows coal sludge to enter the bearings, causing them to jam.

6. Other factors: roller shaft bending deformation, material fatigue, manufacturing process defects, harsh operating environment, improper bearing installation, roller subjected to external impact or vibration can also cause the roller not to spin.

  In summary, the reasons for the roller not spinning are multifaceted and require comprehensive consideration and targeted inspection and resolution.