Auxiliary device for installation and detection of rail transit vehicle body

The utility model discloses a rail transit vehicle body installation and detection auxiliary device which comprises a frame, and a positioning reference module and a target module are movably installed on the frame. The frame comprises a longitudinal beam, and cross beams are arranged at the two ends of the longitudinal beam. The positioning reference module comprises a central positioning seat arranged at the central position of the longitudinal beam and pin shaft seats positioned at the two ends of the longitudinal beam; the target module is composed of a plurality of targets which are arranged on the frame and used for projection positioning. By means of the design, the problems that efficiency is low, and wrong parts and missing parts are prone to occurring due to manual scribing positioning measurement are effectively avoided, the working efficiency and the product quality are improved, and the manufacturing cost and the time cost of enterprises are reduced. 本实用新型公开了一种轨道交通车辆车体安装检测辅助装置，其包括框架，所述框架上活动安装有定位基