Water jacket core main body core height testing fixture

The utility model provides a water jacket core main body core height testing fixture, which comprises a testing fixture body and a boss, the testing fixture body is U-shaped, and the boss is arranged on the inner side of the testing fixture body. A plurality of lightening holes are arranged on the testing fixture body. And the height of the detection tool body is set according to the height of the sand core main body core to be detected. And the plurality of bosses respectively correspond to the bosses on the sand core water jacket core. The water jacket core main body core height gauge is simple in structure, light in weight and convenient to operate flexibly, solves the problems that in the prior art, detection is difficult, and a forklift and three coordinates are frequently used, after a sand core is assembled, only one person needs to use the gauge to directly detect the sand core, the detection result can be obtained, the transportation cost is reduced, the detection time is shortened, the working effic