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预张力
预紧力对整个传动装置的运行状况和寿命有很大的影响。因此,它是少数几个变量的牙齿皮带驱动器的用户必须为自己设置。预张力取决于齿带传动的几何形状和应力。理想的传输行为、******和重复精度只能在特定的预张力下实现。
全电子测量仪能方便、安全地设定齿带传动的预紧力。特殊传感器记录已安装的齿带的振动。仪器记录皮带的工作频率。光不敏感传感器允许传感器和皮带之间相对较高的测量距离。出于这个原因,该仪器非常适应生产和安装/装配条件。利用弦振动的基本物理原理,皮带的预张力和工作频率相互关联。因此,根据测量的频率来计算皮带的预张力是一项快速而容易的任务。
Pre-tension
Pre-tension highly influences the operating condition and life of the whole gearing. It is therefore one of the few variables which the user of tooth-belt drives has to set for himself. Pre-tension depends on the geometry and the stress of the tooth-belt drive. The desirable tran***itting beh***iour, precise positioning and repetition precision can only be realised at a specific pre-tension.
The fully electronic measuring instrument enables easy and secure setting of the pre-tension in tooth-belt drives. Special sensors register the vibration of a tooth-belt that has been set in motion. The instrument registers the belt’s operating frequency. The light-insensitive sensors allow for a relatively high measuring distance between the sensor and the belt. For this reason the instrument is very well adjusted to production and installation/assembly conditi***. Using the basic physical principle of a string vibration, the pre-tension and operating frequency of the belt are related to one another. It is therefore a quick and easy task to calculate the belt’s pre-tension according to the measured frequency.