Motorcycle wheel hub and rim bounce single-hole testing fixture

• Main Authors: YAO YULAN, HE XIAOHONG, LYU YUNGANG, ZHU XIANZHONG, DING PEIDONG
• Format: Patent
• Language: Chinese; English
• Published: 18.10.2019
• Subjects: MEASURING; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS; MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS; PHYSICS; TESTING

The utility model discloses a motorcycle wheel hub rim bounce single-hole testing fixture comprising a step shaft and a locking assembly, two ends of the step shaft are provided with thimble holes, the locking assembly is cooperated on the step shaft, the step shaft is provided with a plummer block cooperated with a wheel hub high-precision installation hole, and the tail end of the plummer blockis provided with an auxiliary positioning ring contacted with the end surface of a wheel hub PCD hole. After the hub is mechanically locked, the step shaft is matched with the deflection instrument, and the deflection instrument can detect the bounce degree of the rim. The detection tool provided by the utility model can accurately position and lock the motorcycle aluminum alloy hub provided withthe PCD hole, and provides conditions for detection of rim bounce. 本实用新型公开了一种摩托车轮毂轮辋跳动单孔检具，包括台阶轴和锁紧组件，台阶轴的两端设有顶针孔，锁紧组件配合在台阶轴上，台阶轴设有与轮毂高精度安装孔配合的轴台，轴台的尾端设有与轮毂PCD孔端面接触的辅助定位圈。在轮毂机械锁紧后，台阶轴配合在偏摆仪上，偏摆仪即可对轮辋的跳动度进行检测。本实用新型所述的检具能够准确地定位和