Fan blade fatigue loading and gravity compensation device and test method thereof
A fatigue loading and gravity compensation technology, applied in the testing of mechanical components, testing of machine/structural components, measuring devices, etc., can solve the problems of distortion of fatigue test data, large extra weight, increase of blades, etc., to ensure reliable, real and Accuracy, guarantee test results, and reduce the effect of force error
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[0033] Figure 1~3 It is the best embodiment of the present invention, below in conjunction with attached Figure 1~3 The present invention will be further described.
[0034] Refer to attached Figure 1~3 : Fatigue loading and gravity compensation device for fan blades, including fatigue loading device and gravity compensation device, fatigue loading device includes blade fixture 5, power device and guide rail 1 for fixing, guide rail 1 is fixed and installed on the On the ground, the bottom of the power unit is connected to the guide rail 1 fixed on the ground, the top of the power unit is hinged to the bottom of the blade clamp 5, and the blade clamp 5 is installed at 70% along the span direction of the blade, and a gravity compensation device is installed on one side of the fatigue loading device , the external force loading end of the gravity compensation device is connected to the top of the blade fixture 5 . The other side of the fatigue loading device is provided wi...
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