Engine test connection equipment

The utility model discloses an engine test connection device which comprises an engine comprehensive tester, a fixed rotating disc is fixed in the middle of the upper end of the engine comprehensive tester, the upper end of the fixed rotating disc is connected with a six-axis mechanical arm, a connection box is installed at the bottom end of one side of the six-axis mechanical arm, and a cooling fan is arranged on one side wall of the connection box. Wiring terminals are distributed on the other side wall of the connecting box at equal intervals, a connecting wire is arranged between the wiring terminals, a connector is installed at one end of the connecting wire, and a display screen is installed on one side wall of the engine comprehensive tester. The beneficial effects are that the engine comprehensive tester can be driven by the self-locking universal wheels to move freely for use, the connecting box is freely hoisted and adjusted by using the fixed rotating disc and the six-axis mechanical arm, and the c