Movable automatic tightening balance force arm device

The invention relates to the field of automobile production, in particular to a movable automatic tightening balance force arm device which comprises a tightening device body, the tightening device body is installed on a movement structure, the movement structure is used for driving the tightening device body to move to an operation position, and the movement structure comprises an X-axis movement assembly, a Y-axis movement assembly and a Z-axis movement assembly; the tightening device is installed on the movement structure, the movement structure drives the tightening device to move, meanwhile, reverse torque generated by the tightening device during tightening is counteracted, and the problems that at present, an electric wrench cannot be manually used for a long time, and the reverse torque generated during electric tightening cannot be balanced are avoided; and the tightening wrench is easy to slip out of the hand. 本发明涉及汽车生产领域，具体是一种可移动的自动拧紧平衡力臂装置，包括拧紧装置，所述拧紧装置安装在运动结构上，所述运动结构用于带动拧紧装置移动至作业位置，所述运动结构包括X轴运动组件