VARI process composite material small box section level test piece

The utility model belongs to the field of airplane dense rib control surface box section static tests and impact damage bottoming tests, and particularly relates to a VARI process composite material small box section level test piece which comprises an upper skin, a lower skin and a rib plate installed between the upper skin and the lower skin, the rib plate is trapezoidal, and a slope surface is formed between the upper skin and the lower skin; a C-shaped beam is mounted at the lower bottom of the rib plate, the C-shaped beam is provided with an upper molded surface, a lower molded surface and a web plate for connecting the upper molded surface with the lower molded surface, and the upper molded surface is connected with the inner side surface of the upper skin; according to the invention, under the condition that boundary conditions are close, the structural form can be simplified, the manufacturing cost can be reduced, the production cycle can be shortened, and the test result is more persuasive. 本申请属于飞机密肋