Engine mounting and adjusting device for unmanned aerial vehicle

The invention relates to the technical field of unmanned aerial vehicles, in particular to an engine mounting and adjusting device for an unmanned aerial vehicle, the engine mounting and adjusting device comprises an engine mounting case, a mounting frame, a first wedge block, a second wedge block, an adjusting stud, a locking stud and a locking nut, and the first wedge block comprises a wedge part and an adjusting part. The position of the cruise engine thrust line can be adjusted, and therefore the design and machining precision and the maintenance cost of cruise engine installation accessories are reduced. 本申请涉及无人机技术领域，尤其涉及一种无人机用发动机安装调节装置，包括：发动机安装机匣、安装框、第一楔形块、第二楔形块、调整螺柱、锁紧螺柱和锁紧螺母，第一楔形块包括：楔形部和调整部。本申请可以使得巡航发动机推力线的位置可以调节，从而降低了巡航发动机安装配件的设计加工精度以及维护成本。