Positioning device for aluminum plate machining

The utility model discloses a positioning device for aluminum plate machining, and relates to the technical field of metal machining. The device comprises a mounting frame, a moving frame is arranged above the mounting frame, a first motor is fixed to the upper side of the left wall of the moving frame, a first lead screw is fixed to a power output shaft of the first motor, an air cylinder is arranged below the first lead screw, second motors are arranged on the left side and the right side of the front end of the mounting frame, and second lead screws are fixed to power output shafts of the second motors. An aluminum plate body is arranged at the left rear end of the upper wall of the mounting frame, a positioning strip is fixed to the position, corresponding to the upper wall of the mounting frame, of the left rear end of the aluminum plate body, a limiting strip is arranged at the right front end of the aluminum plate body and is in an L shape, and a containing plate is fixed to the lower wall of the limit