The utility model provides a nut that pinpoints dashes rivets device, includes that mount pad, nut carry strip, die and pressure head, the pressure head is equipped with towards the needle mounting hole, is big -end -up's step -shaped through hole towards the needle mounting hole, and assembly towards needle towards the needle mounting hole in is equipped with annular boss towards needle upper portion, and the boss lies in towards the major diameter position of needle mounting hole, towards needle lower part and minor diameter position sliding fit towards the needle mounting hole, is equippedwith the plug towards needle mounting hole top, and towards needle upper portion suit material returned spring, material returned spring both ends press boss upper portion circular bead and plug respectively. The utility model discloses, the needle realizes that it is biased poor effectively to avoid the nut to fall to the accurate guiding orientation of nut in getting into earlier the hole of nutduring the use, the qualification rate of improvement product, in addition, it is ejecting can also will to punch a hole the waste material towards the needle after punching a hole. The utility modeldiscloses both realize nut positioning, realized again that the waste material was ejecting, promoted the reliability and the work efficiency of strong technology of riveting.