Device for testing torsion and vibration of rotor of revolution vane minitype compressor and test method
A compressor rotor and torsional vibration technology, which is applied in vibration testing, measuring devices, testing of machine/structural components, etc., can solve problems such as low signal-to-noise ratio, large installation space, large error, etc., and improve the accuracy of measurement , The effect of improving voltage sensitivity and eliminating nonlinear errors
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[0049] see Figure 1 to Figure 4 with Figure 7 , a rotary vane type small compressor rotor torsional vibration test device, a rotating part 10a of a brush-type conductive ring 10 is connected to a mounting plate 8 by screws, and two screws are connected from the rotating part of the brush-type conductive ring 10 respectively The two mounting holes 17 provided on 10 a pass through and are fastened to the two threaded holes 14 on the mounting plate 8 , so as to fix the brush-type conductive ring 10 on the mounting plate 8 . The mounting plate 8 is provided with a central via hole 7 in the axial direction, and the central via hole 7 is radially provided with a through hole 9 that runs through the mounting plate 8. The eccentric position of the mounting plate 8 is provided with three via holes 15, and three screws pass through the mounting plate 8 respectively. The three through holes 15 are firmly connected with the three mounting threaded holes 13 provided on the compressor ar...
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