Machine assembly and method for cleaning ballast of a track

摘要

A machine assembly for cleaning ballast of a track (8), is composed of a first machine (2) having a continuous clearing chain (9) for cleaning ballast and a second machine (4) which is arranged in front with respect to a working direction (3) and has a receptacle device (12) for receiving cleaned ballast which is positioned ahead on the track (8). Arranged in front of the second machine (4) is a third machine (6) with two edge lifting-out devices (5) for receiving the ballast which is located in an edge region of a ballast bed, and a second screening system (15) for cleaning the picked-up ballast.