Battery cell thickness measuring device

The utility model discloses a battery cell thickness measuring device. The battery cell thickness measuring device comprises a supporting body, a first driving piece, a first connecting piece and a thickness measuring assembly, wherein a battery cell of which the thickness is to be measured is placed on the supporting body; the first driving piece is mounted on the supporting body; the first connecting piece is connected with the working end of the first driving piece, and the first driving piece can drive the first connecting piece to reciprocate in the first direction; the thickness measuring assembly is installed on the first connecting piece. The thickness measuring assembly comprises a second driving piece, a second connecting piece and a thickness measuring pressing plate; the second connecting piece is connected with the working end of the second driving piece, and the second driving piece can drive the second connecting piece to reciprocate in the second direction; one end of the thickness measuring pressing plate along the length direction is connected with the second connecting piece; and one side of the thickness measuring pressing plate along the thickness direction is configured to be used for pressing a battery cell of which the thickness is to be measured.