Recliner automatic fastening system and recliner automatic fastening method

A recliner automatic fastening system configured to automatically fasten a cushion of a car seat and a nut of a back frame, the recliner automatic fastening system comprising:

• an articulated robot installed along a conveyor line;
• a vision sensor configured to check a position of a nut temporarily fastened to the car seat using 2D vision sensing, then notify the position to the articulated robot, and perform vision sensing on the nut that has been fastened to a final fastening position;
• a nut fastener installed on the articulated robot, the nut fastener having a predetermined insertion depth to have the nut therein, the nut fastener being configured to fasten the nut when the nut fastener moves to the position of the nut that is temporarily fastened by the articulated robot;
• and
• a fastening check controller configured to check whether the nut is normally fastened using sensing data received from the vision sensor and obtained by performing the vision sensing on the nut fastened to the final fastening position.