Square lithium ion battery lamination machine

The utility model discloses a square lithium ion battery lamination machine, and relates to the technical field of lithium battery lamination. Comprising a diaphragm unwinding assembly used for unwinding a diaphragm winding pole piece; the material taking manipulator assembly is located on one side of the diaphragm unwinding assembly and used for sucking and transferring the pole pieces; the lamination table assembly is positioned below one side of the material taking manipulator assembly and is used for receiving the pole pieces sucked by the material taking manipulator assembly and carrying out lamination operation, so that the pole pieces are laminated into naked battery cells; and the ending roll assembly is positioned on one side of the lamination table assembly and is used for clamping the naked battery cell and ending the diaphragm on the naked battery cell. Servo drive, lamination manipulator drive and lamination table translation drive of conventional material taking manipulator translation are all c