Driving shaft assembly vibration detection clamping tool

The utility model discloses a clamping tool for vibration detection of a driving shaft assembly, and relates to the technical field of automobile driving shaft detection equipment, and the clamping tool comprises a first connecting assembly which is connected with a main shaft for driving the driving shaft assembly to rotate and a moving end of the driving shaft assembly. The first connecting assembly comprises a first flange seat coaxially installed on the main shaft, a first pressing hole is formed in the first flange seat, a first spline housing is installed in the first pressing hole, and a second spline housing is installed in the second flange seat. The first spline sleeve is provided with a first pressing face matched with the first pressing hole, a first expansion gap is longitudinally formed in the first spline sleeve, the end face of the first locking disc abuts against the end face of the first spline sleeve in a pressing mode, and the end face of the second locking disc abuts against the end face