A bending moment testing device of a self-ballasted lamp

The utility model discloses a bending moment testing device of a self-ballasted lamp and relates to a self-ballasted lamp. The bending moment testing device is equipped with a three-jaw chuck, a transversely-moving device, a testing lamp, a pulling force member, a force sensor, a fixing handle, a force testing device, a display meter, a shaking handle, a push-and-pull handle, and a horizontal table. The three-jaw chuck is disposed on the transversely-moving device and the transversely-moving device, the force sensor, and the force testing device are disposed on the horizontal table. The testing lamp is disposed on the three-jaw chuck while the fixing handle is disposed on the transversely-moving device which can be fixed not to move by rotating the fixing handle. The upper part of the pulling force member is disposed on one side of the three-jaw chuck, while the lower part of the pulling force member is connected with the force sensor. The force signal output end of the force sensor is connected with the forc