Automatic voltage regulation detection device for mechanical humidity switch

The invention relates to a mechanical humidity switch automatic voltage regulation detection device which comprises a rack, a detection mechanism and a switch mounting seat are arranged on the rack, the detection mechanism comprises a coarse detection mechanism and a fine detection mechanism, the coarse detection mechanism comprises a first driving part and a first lifting seat controlled by the first driving part to ascend and descend, and the fine detection mechanism comprises a second driving part and a second lifting seat controlled by the second driving part to ascend and descend. The fine detection mechanism comprises a second driving part, a second lifting seat, a third driving part and a precision adjusting part, the second driving part controls the second lifting seat to ascend and descend, the third driving part is in linkage connection with the precision adjusting part and used for adjusting the distance between switch contacts of the mechanical humidity switch, and the third driving part is fixedl