Composite material spoiler and manufacturing process thereof

The invention discloses a manufacturing process of a composite spoiler. The manufacturing process comprises the steps that S1, a honeycomb sandwich A is machined according to the appearance of the spoiler, and a splicing groove is reserved; s2, a honeycomb sandwich B is machined according to the appearance of the actuator connecting piece, and an assembly hole is reserved; s3, manufacturing an actuator reinforcing piece; s4, assembling the sandwich B and the reinforcer; s5, the actuator connecting piece is assembled in the splicing groove to obtain a spoiler honeycomb splicing piece; s6, the upper skin is formed without demolding; s7, an adhesive film and an isolating film are laid on the upper skin, and a splicing piece is placed on the isolating film and compacted; the splicing piece is taken down, and the adhesive film is laid at the non-attached position of the adhesive film and the isolating film; repeating until the adhesive film and the isolating film are completely attached; s8, the isolating membrane