Air tightness detection equipment for valve core

The utility model discloses air tightness detection equipment for a valve core. Comprising a rotating disc, a plurality of elastic carriers arranged on the rotating disc and used for positioning valve cores, a feeding device used for feeding the valve cores to the elastic carriers, a cleaning device used for high-pressure cleaning of the valve cores, a blow-drying device used for blow-drying the valve cores, and an air tightness detection device used for detecting the air tightness of the valve cores, wherein the feeding device, the cleaning device, the blow-drying device and the air tightness detection device are sequentially arranged outside the rotating disc; the elastic carrier comprises a T-shaped sleeve penetrating through and hung on the rotating disc, an elastic conical sleeve arranged at the top of the T-shaped sleeve and a hoop arranged at the bottom of the T-shaped sleeve in a sleeving mode and used for being connected to the rotating disc, an axially-through communicating cavity is formed in the T