The utility model belongs to the technical field of aluminum strip production equipment. The aluminum strip correcting device for the production of the aluminum-plastic composite pipe comprises a base, box body, a supporting transmission piece and a pressing transmission piece are arranged in the box body; the pressing transmission part comprises an upper vertical supporting rod and a pressing wheel rotationally connected to the bottom end of the upper vertical supporting rod, a sleeve and a first fixing block are arranged on the upper vertical supporting rod, the sleeve is vertically connected to the upper vertical supporting rod in a sliding mode, the first fixing block is fixedly connected to the upper vertical supporting rod, and a compression spring is arranged between the sleeve andthe first fixing block; and a brake arm capable of limiting rotation of the pressing wheel is arranged on the sleeve. According to the aluminum strip straightening device, the aluminum strip levelingstrength can be adjusted, and the aluminum strip leveling effect is good.