A cloth rolling machine comprises a rack. The rack comprises two front uprights and two rear uprights, a cloth rolling mechanism and a driving device driving the cloth rolling mechanism to rotate are arranged on the front uprights, a bearing seat B is arranged on the rear uprights, the cloth rolling mechanism comprises a bearing seat A arranged on each front upright, a rotating shaft is connected between the bearing seats A, two support discs are arranged on the rotating shaft, each support disc comprises indexing rods taking the central axis of the rotating shaft as a center and in circumferential array distribution, the indexing rods of the supporting discs are correspondingly connected with one another through cross rods, and each cross rod is ensured to be parallel to the rotating shaft; an elongated groove is formed in one of the indexing rods, the cross rods are arranged in the elongated groove, and an air cylinder is arranged between the cross rods and the rotating shaft. The cloth rolling machine re-rolls leather on a raw material barrel, tensioning degree among the leather can be changed, and friction force among the leather can be reduced, so that static electricity is eliminated.