2results about How to "Quick response to demand" patented technology

The present application relates to a kind of hanging delivery device and unmanned aerial vehicle, belong to aerospace technology field, solve the reliability and stability of the hanging goods of the hanging delivery device in prior art, the problem of large load required when unlocking, unlocking component occupies large space.The present application includes shell, hook unit, drive unit and connecting unit;Hook unit includes drive arm, connecting rod and hook;Drive arm and hook are hinged to shell by first hinged shaft and second hinged shaft respectively, and the both ends of connecting rod are hinged to drive arm and hook by third hinged shaft and fourth hinged shaft respectively;Hook can rotate around second hinged shaft, to drive connecting rod and drive arm movement;When hook unit locking state, first hinged shaft, third hinged shaft and fourth hinged shaft are collinear.The present application can realize the stability and reliability of the hanging goods when locking state, unlocking only needs small load, unlocking component structure is compact, and occupies small space.

The utility model discloses a kind of quick riveting flanging mould of battery top cover pole, including mould insert for accommodating the top cover assembled with pole, further including riveting pressure head connected with pneumatic punch press, riveting pressure head includes: riveting slider punch, its head shape is matched according to pole straight edge contour;Riveting slider riveting punch, for providing support force to the side surface of pole, its end is embedded in the lower end of riveting slider punch;Riveting inclined top, slidingly connected in the axial cavity of riveting slider riveting punch, be provided as gradually outwardly inclined structure from top to bottom. Thus, through the synergistic effect of riveting slider punch, riveting slider riveting punch and riveting inclined top, pole straight edge can be accurately turned into 90 °, and flanged rear surface flatness is high, meet the riveting accuracy and quality requirement of excessive current power battery top cover, guarantee the battery performance and security;Mould each component can be quickly adjusted and replaced according to different needs, reduce mould development design and debugging time.