System for accurately testing friction damping
A test system and friction damping technology, applied in the direction of measuring force, measuring device, instrument, etc., can solve the problems of low friction test efficiency, inability to perform high-frequency dynamic friction test, poor accuracy, etc., and achieve high reciprocating motion frequency and control accuracy. The effect of high, high measurement accuracy
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[0008] Such as figure 1 As shown, the present invention includes a piston 1, a damping seal 2, a sleeve 3, a piston rod 4, a force sensor 5, a ferrule coupling 6, a displacement sensor 7, a driving motor 8, and a measurement and control platform 11; 9. Sleeve centering adjustment rod 10. Piston 1, damping seal 2 and sleeve 3 cooperate to simulate the structure of the moving parts of the valve, and then assemble with the test bench body 9 and sleeve centering adjustment rod 10 to form a test bench for the friction test system; piston 1 passes through piston rod 4 And the ferrule coupling 6 is rigidly connected with the drive motor 8, the force sensor 5 at both ends of the sleeve 3 and the displacement sensor 7 of the drive motor 8 are connected with the measurement and control table 11, and the drive motor 8 is connected with the measurement and control table 11 to form the control of the friction test system Test Bench. The measurement and control station 11 mainly completes...
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Abstract
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