Steel plate spring fatigue test device

• Main Authors: ZHANG DAYONG, WANG PUHAO, LI XIN, YANG BO, NI TIANTAN, GAO TIANYU, LIU SHUANGCHEN, QIN LIANG
• Format: Patent
• Language: Chinese; English
• Published: 10.10.2023
• Subjects: MEASURING; PHYSICS; TESTING; TESTING STATIC OR DYNAMIC BALANCE OF MACHINES ORSTRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR

The invention belongs to the technical field of automobile steel plate spring test detection, and particularly relates to a steel plate spring fatigue test device which comprises a foundation platform, a stand column fixedly arranged on the foundation platform, a force bearing beam arranged on the upper portion of the stand column, a to-be-tested steel plate spring assembly, a servo hydraulic cylinder, a displacement sensor, a force sensor and a clamp. A base is arranged on the surface of the foundation platform, a linear guide rail is arranged on the base, a pair of movable supports is arranged on the linear guide rail, a fixing plate is detachably arranged between the pair of movable supports, one end of the steel plate spring assembly to be tested is a spring eye, and the other end of the steel plate spring assembly to be tested is free. The spring eye end of the steel plate spring assembly to be tested is installed on one movable support through a pin shaft, and the free end of the steel plate spring asse