Electronic parts automatic mounting apparatus

An electronic parts automatic mounting apparatus having a plurality of suction nozzles provided on the peripheral edge of an intermittently rotating turntable, the electronic parts being delivered from a parts supply portion, said parts suctioned and held by said suction nozzles, said electronic parts being transferred, positioned and mounted on a print substrate placed on an X-Y table by the intermittent rotation of said turntable, said apparatus being provided with part adjusting means for subjecting the electronic parts suctioned and held by said suction nozzles, to various stepwise adjusting means at a plurality of working stations through which the suctioned parts pass during transfer of the part to the print substrate, at least one of said part adjusting means comprising a base disposed adjacent the working stations, a plurality of positioning working units arranged in succession on said base, said working units being slidably movable in an arrangement direction, a plurality of positioning pawls disposed on each positioning working unit and having different sizes and shapes, and, moving means for reciprocating said plurality of positioning working units in their arrangement direction;

• the movement direction of said working units intersecting the direction of movement of said suction nozzles through intermittent rotation of said turntable at each working station;
• said positioning working units positioning the electronic parts by the positioning pawls of the working unit which is selectively positioned under the selected working station.