Water inlet and outlet pipe assembling and positioning tool

The invention relates to the technical field of engine manufacturing, and discloses a water inlet and outlet pipe assembling and positioning tool. The water inlet and outlet pipe assembling and positioning tool is used for positioning a water pipe base, the water pipe base comprises a base body and a water outlet end which are communicated, the positioning tool comprises a workbench and a plurality of positioning mechanisms, the positioning mechanisms are arranged on the workbench at intervals, and each positioning mechanism comprises a positioning assembly and a clamping assembly; the positioning assembly can be matched with the base body and used for limiting movement of the water pipe base in the horizontal direction, and the clamping assembly is located beside the positioning assembly and used for clamping the water outlet end so as to limit rotation of the water pipe base. The positioning tool can assist in positioning, can perform positioning assembly at multiple stations at the same time, is accurate i