Deep rolling of wheel rim (bearing bore)
Task
Increase the fatigue strength and eliminate propagation of cracks
Solution
Deep Rolling of the radius contour by feed process with tool EF90
User benefits
- Increase fatigue strength by a factor of about 5x
- Decrease production costs by a factor of about 2x
- Life time of wheel rim increased about by a factor of about 3x
Details
- Work piece: Wheel rim
- Part of: Aircraft landing gear
- Material: Aluminium alloy
Parameter
- Tool: RH
- Circumferential speed: 100 m/min
- Feed rate: Plunge process
- Cycle time: 6 seconds
DOWNLOAD Application Example Wheel rim (bearing bore)
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ECOROLL AG - Deep rolling of bearing bore Life time of wheel rim increased about by a factor of about 3x