原木输送机是贮木加工厂的常用设备,它必须有一定的初张力,才能正常工作。初张力过大,会加剧牵引构件磨损;初张力过小,链条输送机运行不稳,原木倾翻、脱链等。发生这些现象的原因是多方面的,首先是在初张力的认识上存在着混乱、错误,如有的认为链式输送机初张 Log conveyor is a commonly used wood processing plant equipment, it must have some initial tension in order to work properly. Initial tension is too large, will aggravate the traction components wear; initial tension is too small, chain conveyor running instability, timber dumping, such as chain. The reasons for these phenomena are many, first and foremost there is confusion in the understanding of tension, mistakes, if some believe that the initial chain conveyor