First of all, before we analyze the cause of the failure, there are a few points to note:1, can not blindly disassemble the machine, should first find out whether the fault is external or internal steering gear, so as not to waste time and expand the fault2, the components of the steering engine can

With the continuous development of UAV technology, this kind of micro-aircraft has penetrated into every field of our life, and the steering gear, as an important aviation component, is increasingly widely used in UAV. This paper will discuss the key role of steering gear in the safe flight of UAV,