ROLLING UNIT FOR A DYNAMIC RIG FOR TESTING A TRAIN, ESPECIALLY AN AUTOMATIC UNDERGROUND TRAIN, AND RIG COMPRISING SUCH A UNIT

摘要

The invention relates to a rolling unit (8) for a test rig (1) for testing an automatic underground train, comprising: two rolling belts (27), each one provided for a wheel (6) of the train to roll thereon, the wheels driving the movement of the belts; and a rotary inertial body (28); each belt comprising: a pinion (31) that is rotatably connected to the inertial body; two rollers (33); and a grooved rolling surface (32) mounted on the rollers, meshed with the pinion, and forming a rolling area (34) for a respective wheel between the rollers.