Electronic element detection device and jig thereof

The utility model relates to an electronic element detection device and a jig thereof. The electronic element detection device is applicable to electrical tests of an electronic element to be detected, and the electronic element to be detected comprises a plurality of conductive contact parts. The electronic element detection device comprises a test circuit board and a jig, wherein a plurality of welding parts are formed on the test circuit board; the jig comprises an insulating body, a plurality of probes and a lock-joint component; the insulating body is provided with an accommodating groove for accommodating the electronic element to be detected, and a plurality of through holes communicated with the accommodating groove; each probe is threaded in the corresponding through hole in a movable mode, the bottom end of each probe is welded to the corresponding welding part, and the top end of each probe is pressed against the corresponding conductive contact part, so that each probe is electrically connected be