The invention relates to a tail end holder, comprising a connecting flange and a bottom plate fixedly connected with the connecting flange, wherein at least two pairs of tongs are arranged at the periphery of the bottom plate at intervals, each pair of tongs comprises an opening and closing pneumatic claw driven by a driving device, the opening and closing pneumatic claw comprises pneumatic claws arranged up and down at intervals and capable of vertically moving to close to each other or keep away from each other, a pair of horizontally-stretching fixed claw forceps is fixedly arranged on the pneumatic claw below, a pair of horizontally-stretching movable claw forceps is arranged on the pneumatic claw above, and the movable claw forceps can vertically swing around a horizontally-stretching shaft at the center. The tail end holder can be applied to a robot or other automatic equipment, can be used for clamping workpieces for conveying, can be adapted to workpieces of different sizes due to certain motion degree of freedom and adjusting capability, can automatically compensate even if the holder is abraded after holding for a long time, and can steadily and firmly clamp the workpieces for conveying.