A device for measuring preceding bumper shock absorber automobile body mounting point initial point dynamic stiffness

• Main Authors: GENG CONGCONG, DENG JIANGHUA, CHEN DALIANG, GU CANSONG, LI HONGLIANG, WANG HAIYANG
• Format: Patent
• Language: Chinese; English
• Published: 13.04.2018
• Subjects: MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC ORINFRASONIC WAVES; MEASURING; PHYSICS; TESTING; TESTING STATIC OR DYNAMIC BALANCE OF MACHINES ORSTRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR

The utility model provides a device for measuring preceding bumper shock absorber automobile body mounting point initial point dynamic stiffness, including the base be equipped with first boss on thebase what lie in first boss on the base is equipped with all around a plurality of bolt hole be equipped with the bolt in the bolt hole be equipped with the second boss on the first boss be equipped with acceleration sensor on the second boss. Adopt the preceding bumper shock absorber of this device simulation automobile, can be applicable to all front suspensions and measure initial point dynamicstiffness (IPI) and NTFVTF for the passenger car of mai fuxun structure, have advantages such as simple structure, the test is convenient, the range of application is wide, with low costs. 本实用新型提供种用于测量前减震器车身安装点原点动刚度的装置，包括底座，在所述底座上设有第凸台，在所述底座上位于第凸台的四周设有若干个螺栓孔，在所述螺栓孔内设有螺栓，在所述第凸台上设有第二凸台，在所述第二凸台上设有加速度传感器。采用本装置模拟汽车前减震器，可以适用于所有的前悬架为麦弗逊结构的乘用车测量原点动刚度(IPI)及NTF/VTF；具有结构简单、测试方便、应用范围广、成本低等优点。