The invention belongs to the technical field of LED assembly, and in particular relates to a glue dispensing and pressing device for LED lamp assembly. The technical problem to be solved by the present invention is to provide a glue dispensing and pressing device for assembling LED lamps that can reduce the labor intensity of workers, improve assembly efficiency and is easy to use. In order to solve the above technical problems, the present invention provides such a glue dispensing and pressing device for LED light bar assembly, which includes a base plate, a fixing plate, a first air pipe, a first vacuum suction cup, a riser, a first slider, a first Motor, bearing seat, screw, nut, first mounting plate, etc.; the top of the bottom plate is vertically connected with a fixed plate by means of bolt connection, a first cavity is opened in the fixed plate, and a first cavity is connected to the left side of the fixed plate. trachea. In the present invention, glue is first applied to the LED lamp bracket by moving the glue outlet downwards, and then the LED lamp strip is pressed on the LED lamp bracket by moving the movable plate to the left.