Fixed-wing unmanned aerial vehicle takeoff apparatus

The invention discloses a fixed-wing unmanned aerial vehicle takeoff apparatus, comprising an ejection rack, an ejection cart and an ejection driving mechanism. The ejection cart includes a front fixing portion and a rear support portion; the front fixing portion includes a fixture and a front guide wheel; the rear support portion includes a support rack and a rear guide wheel; the fixture is hinged to the support rack; the ejection rack is provided with a first guide rail for guiding the front guide wheel to travel and a second guide rail for guiding the rear guide wheel to travel; the firstguide rail is arranged obliquely downward relative to the ejection rack in the moving direction of the ejection cart; the second guide rail is parallel to the ejection rack. The fixed-wing unmanned aerial vehicle takeoff apparatus also comprises an anti-separation driving member including a vertical bar and an arc hook; the fixture is provided with a transverse bar which is used for limiting forward movement of the anti-s