Storage battery container cover heat sealing machine

The utility model discloses a storage battery container cover heat sealing machine which comprises a machine frame, a battery container fixing assembly, a lifting cover grabbing assembly and a heating assembly are arranged on the machine frame, the heating assembly comprises a heating plate arranged between the battery container fixing assembly and the lifting cover grabbing assembly, and the machine frame is arranged on a battery shell conveying belt in a crossing mode. The lower end face of a top plate of the rack is slidably connected with an n-shaped support, one side of the n-shaped support is provided with a power source driving the n-shaped support to move, the lifting cover grabbing assembly is located between two supporting arms of the n-shaped support, and the lower end of each supporting arm is provided with at least one first air cylinder. And an extension rod of the first air cylinder is vertically downward and is connected with the heating plate. According to the utility model, the battery case