Design Of The Car's Brake Hub Fatigue Test Machine

For matching the demand of local carmakers , it is discussed in this paper that the software and hardware designing and the principle of the new type brake hub fatigue testing device of car.According the principle of sympathetic vibration the new type brake hub fatigue testing device has the fatigue testing by the way of electromagnetic prompting. The hardware is composed of testing circuit power driver circuit , sir.glechip control and assistant circuit , all parts cooperate each other. Five modes can be set in software of the device, they are the mode of auto testing and drive mode ,manual mode of the proper frequency testing , manual drive mode ,browse mode, software and hardware work in the whole system and form the new type brake hub fatigue testing device of car system .The control method of this system is multiplicity , the fatigue testing is dependable , the accuracy of testing is high . The new type brake hub fatigue testing device of car has leading level in the domestic and extensive market.