Cable support device that is easy to install and method for fastening cables with the aid of the support device

A cable support device comprising:

• a profiled element extending along a first longitudinal axis between a first end of the profiled element and a second end of the profiled element, the profiled element having at least one passage hole passing transversely through the profiled element between two first opposite faces of the profiled element along a second longitudinal axis perpendicular to the first longitudinal axis;
• a fastening support integral with the profiled element at the first end of the profiled element, the fastening support configured to fasten the support device to a primary structure;
• at least one clamping element comprising:
• a stem extending along a third longitudinal axis between a first end of the stem and a second end of the stem, the stem being insertable in a passage hole by the first end of the stem;
• a clamp integral with the stem at the second end of the stem,
• the clamp being configured to receive and hold at least one cable;
• at least one fastening element to fasten the clamping element or each of the clamping elements to the profiled element when the stem is inserted to a desired insertion depth in a passage hole.