The utility model discloses a machine of recovering oil with flexible arm device, include flexible arm, support shaft, walk spool, oil well, support, driving motor, distribution cabinet, control box and axle center, flexible arm is connected with the cranked rod through the connecting rod, the gear is inlayed with the chain and is connected, the support shaft is connected with you liang, the oil well is connected with the horse head through the sucker rod, the support is connected with the support shaft. This machine of recovering oil with flexible arm device, combine the machine of recovering oil with flexible arm device who uses now to carry out the innovative design, this machine of recovering oil with flexible arm device is provided with and adjusts automatic flexible arm through the control box, and the required space of well workover can be abdicated with the horse head to the regulation through flexible arm in the oil well, not only be convenient for the going on of well workover work, and can not influence the efficiency of oil recovery, and the cooperation has the counter weight of automatically regulated position, make the horse head can be in the horizontally position all the time and can not the run -off the straight and account for the well workover space.