To provide a miniaturizable framework clamp with a simple and inexpensive structure, in the framework clap used for making a frame body such as wooden plates.

This framework clamp 100 has a body part 110 having orthogonally arranged first plane 111 and second plane 112, a first opposed member 123 and a second opposed member 124 fixed to the body part 110 and oppositely arranged to the first plane 111 and the second plane 112. Dovetail grooves 123 and 124 are formed in the first opposed member 123 and the second opposed member 124, and a wedge-shaped member 130 being a first pressing means and a second pressing means can be inserted here. The wooden plates 2 and 3 are inserted between the first plane and the first opposed member and between the second plane and the second opposed member, and the wooden plates 2 and 3 are fixed by pushing in the wedge-shaped member 130.