Clamp for compression test of cement repair part of composite material thin plate

The invention relates to a clamp for a compression test of a cementation repair part of a composite sheet, the cementation repair part is provided with a patch, the clamp comprises a base, two side supporting plates, a side baffle and a loading plate, the side supporting plates are oppositely arranged on the base, and the positions of the side supporting plates on the base are adjustable; the composite material thin plate is fixed to the base and located between the two side supporting plates. The two side baffles are located on the front side and the rear side of the composite thin plate respectively, the loading plate is located on the top of the composite thin plate, the top of the loading plate is connected with the force application end of a testing machine, grooves are formed in the centers of the two side baffles, and at least one threaded through hole is formed in the bottom of each groove. The side faces, provided with the grooves, of the two side baffles face the composite thin plate, and the positi