Aero-engine full-ring flame tube temperature indicating coating spraying device and method thereof

The invention belongs to the technical field of aero-engine full-ring flame tube temperature indicating paint spraying design, and particularly relates to an aero-engine full-ring flame tube temperature indicating paint spraying device and method. The sliding blocks are connected to the automatic rotary table in a sliding mode and used for being connected with the front end of the full-ring flame tube; the purging rod extends into the full-ring flame tube from the rear end, and a plurality of blowing holes are distributed in the side wall of the part, extending into the full-ring flame tube, of the purging rod; and the temperature indicating coating spray gun is connected to the mechanical arm, can be driven by the mechanical arm to face the outer side or the inner side of the full-ring flame tube, and does reciprocating motion in the axial direction along the contour line of the longitudinal section of the full-ring flame tube. 本申请属于航空发动机全环火焰筒示温涂料喷涂设计技术领域，具体涉及一种航空发动机全环火焰筒示温涂料喷涂装置及其方法，其中装置包括：自动转台；多个滑块，滑动连接在自动