The invention discloses a cloth plaiting machine, and belongs to a cloth folding device. According to the technical scheme, the cloth plaiting machine comprises a machine body which is provided with an oblique cloth spreading table. Tension rolls are arranged at the two ends of the cloth spreading table, a pressure sensor is arranged in the middle of the cloth spreading table, the machine body further is provided with a cloth plaiting table, a rotation rod is arranged at one end of the cloth plaiting table, the rotation rod is used for connecting a rotation plate and the cloth plaiting table, and the lower portion of the rotation plate is connected with a pneumatic support. The cloth plaiting machine is simple in structure, and has an automatic stopping function.