基于RTM工艺航天大型异形回转体防隔热构件自动合模成型装备开发

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Abstract：In the manufacturing process of resin transfer molding（RTM）technologyforlarge aerospace irrgular rotating bodyanti thermal insulationcomponents，the problems of low molding acuracy，por sealing，and low molding effciency seriouslyrestrict their high-quality production.Therefore，thispaper developsanautomaticmolding equipment basedon RTMtechnology.Inresponsetothedificulties inthe processof moldforming，research hasbeenconductedonhigh-precisionmoldforming rotaryworktableandspecializedmold formingroboticarm.Combinedwithoptimized moldformingprocess anddetectiontechnology，thetechnicalbotleneckofautomaticmoldformingofaerospacelargeirregularrotatingbodiescontaining complex surfaces hasbeen overcome.The experiment shows thatthe precision of the equipments mold forming can reach ±0.10mm ， which meets the requirements of mold forming precision for aerospace large -scale irregular rotating body anti insulation components，and provides a practical andfeasible solution forthe productionand manufacturing of suchcomponents.

Keywords：composite materials；RTM process； irrgular rotating body；automatic clamping equipment.

1引言

航天大型防隔热构件作为航天器热防护系统的核心部件，其性能直接决定了航天器在极端环境下的可靠性与安全性[1]。（剩余6362字）