Replenished materials should be filled into the weight box of tensioning device during belttension until the belt is tightened.
张紧装置的配重箱在皮带的张紧过程中需加填充物，直到皮带张紧。
2
The proportional direction valve and the proportional relief valve were adopted to timely control the belttension and its working principles were introduce.
分别采用比例方向流量阀和比例溢流阀来实时控制输送带张力，并分别介绍了其工作原理。
3
If this is not the case, the bearing must be subjected to an additional radial load, e. G. by increasing belttension or idling torque, or by other means.