Electromagnetic compatibility test tool for wheel speed sensor

The utility model relates to a wheel speed sensor electromagnetic compatibility test tool, which comprises a test cabinet, a pneumatic motor, a gear and a test tool, the pneumatic motor is arranged in the test cabinet, a rotor of the pneumatic motor penetrates through the test cabinet and is connected with the gear through a key slot, and the test tool is arranged in the test cabinet. The testing tool is arranged on the testing cabinet and comprises a first supporting rod, a second supporting rod, a third supporting rod, a first auxiliary block, a second auxiliary block and a cross shaft clamp, the distance between the first supporting rod, the second supporting rod and the third supporting rod can be adjusted, the relative rotation angle between the first supporting rod, the second supporting rod and the third supporting rod can be achieved, and the cross shaft clamp is selected as an auxiliary fixing tool. The cross shaft clamp realizes the fixation of the supporting main body on different reference surface