Mistake-proofing tool for automobile post-processing asymmetric mounting bracket

The utility model relates to a mistake-proofing tool for an automobile post-processing asymmetric installation support. The mistake-proofing tool comprises a bottom plate, and a cylinder positioning mechanism, a pipe positioning mechanism, a pressing mechanism and a flange positioning mechanism are installed on the bottom plate. The pressing mechanism comprises a supporting frame, locking pliers and a profiling limiting mechanism. A locking pliers is arranged on the supporting frame, a profiling limiting mechanism is installed on the locking pliers, and the locking pliers drive the profiling limiting mechanism to move front and back for assembly. The profiling limiting mechanism comprises a fixing plate, a mounting plate and a clamping device, wherein the mounting plate and the clamping device are arranged on the fixing plate. And asymmetric profiling grooves are formed in the surface of the mounting plate. According to the utility model, the asymmetric mounting bracket is placed in the tool profiling groove