a weaving device for the production of thick textile armatures constituted by superposed layers of threads secured together by a binding thread traversing the layers , includes a frame provided laterally and at its periphery with regularly distributed hooking pins , elements for depositing with the aid of the pins , thread and elements for flattening the layers . the pins have a first section with a slight inclination outwardly of the frame and a second straight section prolonging the first and having an a substantially greater inclination outwardly of the frame . the elements for depositing thread include a plurality of guides each supplying a thread , and are moved simultaneously and spaced at an interval equal to n times the interval between pins . the elements for weaving the layers include elements adapted to press the assembly of the layers about their periphery .