The invention discloses an assembly device for a glass frame and relates to the field of glasses. The assembly device for the glass frame comprises a base and an installation seat. The installation seat is provided with a clamping mechanism fixing a glass leg. A supporting seat is arranged on the base. A vibrating disk is arranged in the supporting seat. A sliding seat is arranged on the supporting seat. The sliding seat is provided with a fixing seat. The fixing seat is provided with a motor. A motor shaft of the motor is provided with an installation pipe. The installation pipe is located above the discharging end of the vibrating disk. The lower end of the installation pipe is provided with an electric screwdriver bit. A first air cylinder is arranged on the supporting seat. The first air cylinder is used for driving the sliding seat to be close to or far away from the clamping mechanism. A second air cylinder is arranged on the upper end face of the fixing seat. The second air cylinder is used for driving the fixing seat to move up and down. The assembly device for the glass frame has the following advantages and effects that the automatic assembly device is arranged to complete assembly of the glass frame, so that manual assembly is perfectly replaced; and in this way, the labor intensity of workers is greatly lowered, the assembly process of the glass frame is easier andmore convenient, and the effect of convenient assembly is achieved.