Turntable liquid injection machine for lithium battery production

The invention relates to the technical field of lithium battery processing equipment, and discloses a turntable liquid injection machine for lithium battery production, which comprises a supporting table, a supporting plate is fixedly mounted at the top end of the supporting table, a rotating disc is rotatably mounted on one side wall of the supporting plate, and a servo motor is fixedly mounted on the other opposite side wall of the supporting plate; the output end of the servo motor is in transmission connection with the rotating disc; when the device is used, the lithium battery pack is placed on the supporting table, then the rotating disc is driven by the servo motor to rotate, the liquid injection needle moves to the position above the lithium battery pack, then the liquid injection needle is controlled to move towards the lithium battery pack, then electrolyte is injected into the lithium battery pack, after injection is completed, the liquid injection needle is controlled to contract, and the lithium