Reinforcement cage axis positioning device

The utility model relates to a reinforcement cage axis positioning device which comprises a frame, supporting legs are arranged at the bottom of the frame, fixing devices are arranged at the top of the frame, the multiple fixing devices are annularly arranged in the axial direction of a reinforcement cage, and connecting lines of the multiple fixing devices in the telescopic direction have a common intersection point. The fixing device is arranged to limit the lower position of the reinforcement cage, so that the reinforcement cage is always located in the center of the pile casing, the axes of the reinforcement cage and the pile casing coincide all the time, the consistency of the thickness of a protective layer is guaranteed, and meanwhile, by changing the telescopic length of the fixing device, the device can be suitable for lowering reinforcement cages of different specifications. 本申请涉及一种钢筋笼轴线定位装置，包括框架，所述框架的底部设置有支撑腿，其顶部设置有固定装置，多个所述固定装置呈环形围绕钢筋笼轴向方向设置，多个所述固定装置伸缩方向的连线具有一个共同的交点。本实用新型通过设置固定装置对钢筋笼的下方位置进行限制，使钢筋笼