DEVICE FOR NON-CONTACT MEASURING OF PARAMETERS OF VIBRATIONS OF ROTATING PARTS HAVING EQUIDISTANT FIXED MARKS LOCATED IN CIRCUMFERENCE OF THEIR SURFACE

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to measuring technology. the purpose of u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 extension of functional capabilities, which u0434u043eu0441u0442u0438u0433u0430u0435u0442u0441u00a0 by u0438u0437u043cu0435u0440u0435u043du0438u00a0 u043au0440u0443u0442u0438u043bu044cu043du044bu0445 and transverse oscillations in the expanded frequency dinami u0447u0435u0441u043au043eu043c range.during the rotation of part 1, on the surface of which caused by the fixed tags 2, with each of the pulse sensors 3, 4, 7, 8 at the appropriate frequency u0434u0435u043cu043eu0434u0443u043bu00a0u0442u043eu0440u044b 5, 6. 9, 10 are u043du0430u043fu0440u00a0u0436u0435u043du0438u00a0 electric pulses, which are proportional to the change u0441u043bu0435u0434u043eu0432u0430u043du0438u00a0 modified frequency speed variation components in the plane of the u0432u0440u0430u0449u0435u043d u0438u00a0.u043du0430u043fu0440u00a0u0436u0435u043du0438u00a0 formed at the output frequency u0434u0435u043cu043eu0434u0443u043bu00a0u0442u043eu0440u043eu0432 5, 6, 9, 10, u0441u0443u043cu043cu0438u0440u0443u044eu0442u0441u00a0 through u0441u0443u043cu043cu0430u0442u043eu0440u0430 11, the output signal of which is proportional to the speed of u043au0440u0443u0442u0438u043bu044cu043du044b the variation details 1. u043du0430u043fu0440u00a0u0436u0435u043du0438u00a0 formed at the terminals u0432u044bu0447u0438u0442u0430u0442u0435u043bu0435u0439 12 and 13, respectively u0441u043au043eu0440u043eu0441u0442u00a0u043c are proportional to the transverse fluctuations in u043eu0441u00a0u043c x and y.with the additional pulse sensors 14 and 15, replacement of the main pulse sensors 3 and 4 for the angle = 180 / n, where n is the number of harmonics basic h u0430u0441u0442u043eu0442u044b u0432u0440u0430u0449u0435u043du0438u00a0 (n * 982), u043fu043eu0432u044bu0448u0430u0435u0442u0441u00a0 accuracy u0438u0437u043cu0435u0440u0435u043du0438u00a0 u043au0440u0443u0442u0438u043bu044cu043du044bu0445 fluctuations in the frequency of n - and harmonic compensation u0431u043bu0430u0433u043eu0434u0430u0440u00a0 u0448u0430u0433u043eu0432u044bu0445 errors with this u0433u0430u0440u043cu043eu043du0438u043au043eu0439. 2 z. s - lu, 1).