Construction machine having a mast, which is arranged on a carrier and having a vibration generator (100, 200) having - a housing, - a first rotationally drivable imbalance shaft, on which a first imbalance is arranged, - at least one second rotationally drivable imbalance shaft, on which a second imbalance is arranged, - a drive for rotationally driving the imbalance shafts (12, 22) and - a transmission arrangement which is arranged between the drive and the imbalance shafts (12, 22) for transmitting a torque of the drive to the imbalance shafts (12, 22), and - a clamping means for clamping a sheeting element to be inserted into the soil, which is fixed at the housing, wherein the vibration generator (100, 200, 300) is arranged on a carriage guided on the mast, and the transmission arrangement and the drive of the vibration generator (100, 200) are fixed on the carriage, wherein - the transmission arrangement distributes an input torque of a joint drive to a first output element for the first imbalance and at least one second output element for the at least one second imbalance, - for the torque transmission a first deflection element is arranged between the first output element of the transmission arrangement and the first imbalance shaft and - for the torque transmission a second deflection element is arranged between the second output element of the transmission arrangement and the second imbalance shaft, - wherein the first compensating element and the second compensating element are designed to permit a deflection mainly in a direction transverse to the shaft axis and to compensate an axial offset between the first output element and the first imbalance shaft and the second output element and the second imbalance shaft respectively. - a housing, - a first rotationally drivable imbalance shaft, on which a first imbalance is arranged, - at least one second rotationally drivable imbalance shaft, on which a second imbalance is arranged, - a drive for rotationally driving the imbalance shafts (12, 22) and - a transmission arrangement which is arranged between the drive and the imbalance shafts (12, 22) for transmitting a torque of the drive to the imbalance shafts (12, 22), and - a clamping means for clamping a sheeting element to be inserted into the soil, which is fixed at the housing, wherein the vibration generator (100, 200, 300) is arranged on a carriage guided on the mast, and the transmission arrangement and the drive of the vibration generator (100, 200) are fixed on the carriage, wherein - the transmission arrangement distributes an input torque of a joint drive to a first output element for the first imbalance and at least one second output element for the at least one second imbalance, - for the torque transmission a first deflection element is arranged between the first output element of the transmission arrangement and the first imbalance shaft and - for the torque transmission a second deflection element is arranged between the second output element of the transmission arrangement and the second imbalance shaft, - wherein the first compensating element and the second compensating element are designed to permit a deflection mainly in a direction transverse to the shaft axis and to compensate an axial offset between the first output element and the first imbalance shaft and the second output element and the second imbalance shaft respectively.