汽车螺纹紧固扭矩与检验扭矩关系验证

为了确保整车扭矩的安全性与可靠性，对不同连接状态的紧固扭矩和检验扭矩进行验证，以更好地控制整车扭矩.确定检验用数显扭力扳手的最佳量程，在最佳量程内采集紧固扭矩和检验扭矩，并进行线性分析，预测不同连接状态的关系趋势。结果表明，6种不同连接状态的紧固扭矩和检验扭矩存在不同的对应关系。整车厂应区分紧固扭矩和检验扭矩，并确定不同连接状态对应的关系，以更好地保证整车扭矩质量。

Relation Verification between Automotive Thread Fastening Torque and Test Torque

To ensure the torque safety and reliability of complete vehicle,different connection states of fastening torque and testing torque is verificated to control the complete vehicle torque.Determine the optimum range of digital display torque wrench used in testing.In the optimum range fastening torque and testing of torque is collected and linear analysis is conducted.The relation trend of different connection state is predicted.The result shows that six different connection states of the fastening torque and ...