The invention discloses a simple pose compensation mechanism of an automatic docking and releasing connector for a carrier rocket, comprising a movable platform (1) and a ground connector panel (3) parallel to the movable platform, wherein the movable platform (1) is flexibly connected with the ground connector panel (3) by four same elastic parts (2). After the simple pose compensation mechanism is used, a ground docking device is automatically and accurately aligned with the rocket in the docking and follow-up process.