The invention relates to an elastic cable type bicycle training device. The device includes a chassis, a front wheel, a rear wheel, a steering device and an elastic cable balance simulator, the elastic cable balance simulator includes a balance device and a roller device, and the balance device includes a base, a sliding part, a rotary part, a swing bar and Elastic pull rope, the base is provided with an elastic pull rope fixing device, one end of the elastic pull rope is fixedly connected to the free end of the swing rod, and the other end is respectively connected to two elastic pull rope fixing devices, and the rotating part is also provided with a limit device , the rotary part is connected with the steering device to control the action of the steering device, and the roller device is connected with the rear wheel through the transmission device to output power. The device can not only cooperate with ordinary bicycles for training, reduce the speed of bicycle movement, reduce the size of the sports field, and ensure safety, but also has flexible steering, high simulation, and is interesting and entertaining. In addition, the simulator can also cooperate with bicycles alone Do in situ training.