Ball Bearing Selection for Wheel Hubs

In summary, the conversation is about designing a new wheel hub and determining the appropriate ball bearings to use. The individual is currently doing a load analysis for the axis and is unsure how external forces such as normal, friction, and lateral force during turns will impact the analysis. They are seeking advice and have been directed to do research and share their design for further suggestions.
  • #1
Gustavo Altieri
1
0
Hello there guys

I'm trying to find out which ball bearings I have to use for a new wheel hub I am designing. What I'm currently doing is a load analysis for the axis but I am confused on how would the forces that affect the wheel (normal, friction, lateral force when the car takes a turn, etc) come into play into this analysis. Any help would be greatly appreciated.
 
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  • #2
Welcome to PF.

Your question is quite general so you should first google the subject. Read things like this;
http://www.agcoauto.com/content/news/p2_articleid/269

Please post a drawing of your present design. We can then get some idea of the stage of your design and suggest things you may need to consider.
 
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Likes bigaggie and Greg Bernhardt

FAQ: Ball Bearing Selection for Wheel Hubs

What is the purpose of a ball bearing in a wheel hub?

A ball bearing is a type of rolling element bearing that is used to reduce friction and support the load of a rotating wheel, allowing it to spin smoothly and efficiently.

How do I determine the appropriate size and type of ball bearing for my wheel hub?

The size and type of ball bearing needed for a wheel hub depends on several factors such as the weight and speed of the vehicle, the size of the wheel hub, and the type of terrain it will be used on. It is important to consult a bearing manufacturer or use a bearing selection software to determine the most suitable bearing for your specific application.

What is the difference between sealed and open ball bearings for wheel hubs?

Sealed ball bearings have a protective seal or shield that prevents dirt, debris, and moisture from entering the bearing, making them more suitable for harsh environments. Open ball bearings, on the other hand, do not have a seal and are more commonly used in applications where the bearing can be regularly inspected and maintained.

How often should ball bearings for wheel hubs be replaced?

The lifespan of a ball bearing for a wheel hub depends on various factors such as the quality of the bearing, the amount of load it has to support, and the conditions it is used in. In general, it is recommended to replace ball bearings every 30,000-50,000 miles or if any signs of wear or damage are observed.

What are some common causes of ball bearing failure in wheel hubs?

The most common causes of ball bearing failure in wheel hubs include inadequate lubrication, contamination from dirt, water, or debris, improper installation, excessive load or speed, and fatigue due to prolonged use. Regular maintenance and proper installation can help prevent premature bearing failure.

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