Detection device for lithium battery

The utility model discloses a detection device for a lithium battery, and relates to the technical field of lithium battery detection. A sliding groove is formed in the upper surface of the bottom plate, a sliding block is connected into the sliding groove in a sliding mode, a lead screw is rotationally connected into the sliding groove, the lead screw is driven by a driving mechanism and is in threaded connection with the sliding block, a containing plate is fixedly connected to the upper surface of the sliding block, a connecting plate is fixedly connected to the upper surface of the containing plate, and a screw hole is formed in the connecting plate. And one end of each screw rod is fixedly connected with a rotary knob, the other end of each screw rod is rotationally connected with a clamping plate, and one surface of the placing plate is fixedly connected with a main mounting plate. The rotary knob and the lead screw are arranged, the clamping plate can be lifted by rotating the rotary knob, the clamping