DEVICE FOR SETTING MICRODISPLACEMENTS

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to measuring technology. the purpose of u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 extension range of movement and increased accuracy is u0434u043eu0441u0442u0438u0433u0430u0435u0442u0441u00a0 by u0440u0430u0441u043fu043eu043bu043eu0436u0435u043du0438u00a0 u0431u0438u043cu043eu0440u0444u043du044bu0445 u043fu044cu0435u0437u043eu043au0435u0440u0430u043cu0438u0447u0435u0441u043au0438u0445 plates and u043fu043eu0432u044bu0448u0435u043du0438u00a0 lina u0439u043du043eu0441u0442u0438 static characteristics u0437u0430u0434u0430u0442u0447u0438u043au0430.the first entrance of the first differential u0443u0441u0438u043bu0438u0442u0435u043bu00a0 13 ask u043du0430u043fu0440u00a0u0436u0435u043du0438u00a0 leads to curvature u0431u0438u043cu043eu0440u0444u043du044bu0445 u043fu044cu0435u0437u043eu043au0435u0440u0430u043cu0438u0447u0435u0441u043au0438u0445 plates 3 to move it u0440u0430u0432u043bu00a0u044eu0449u0438u0439 rod 5 and u0441u0432u00a0u0437u0430u043du043du044bu0439 with measuring rod 6, the movement of which u0438u0437u043cu0435u043du00a0u0435u0442 inductance coils 7 and 8 included u043fu0440u043eu0442u0438u0432u043eu0444u0430u0437u043du043e.the change of inductance coils 7 and 8 causes changes in the u043du0430u043fu0440u00a0u0436u0435u043du0438u00a0 at first and second output operational amplifiers 15, 16, which leads to u043fu043eu00a0u0432u043bu0435u043du0438u044e signal at the first and second terminals 20, 21 peak detectors. as a result of the withdrawal of the second differential u0443u0441u0438u043bu0438u0442u0435u043bu00a0 22 u043fu043eu00a0u0432u043bu00a0u0435u0442u0441u00a0 u043du0430u043fu0440u00a0u0436u0435u043du0438u0435, proportional displacement measuring u0441u0442u0435u0440u0436u043du00a0 6.displacement will occur until u043du0430u043fu0440u00a0u0436u0435u043du0438u0435 at the outlet of the second differential u0443u0441u0438u043bu0438u0442u0435u043bu00a0 22 becomes equal to u043du0430u043fu0440u00a0u0436u0435u043du0438u044e sets. 1, z. s - lu, 2).