The invention discloses a cloth sand-blasting and forming device. The cloth sand-blasting and forming device comprises a base platform, cloth and a hopper; a fixing platform is arranged on the upper end face of the base platform; a forming template is arranged on the upper end face of the fixing platform; the cloth moves under the action of a driving roller; the position, near the forming template, of the cloth is in fit with the forming template; the cloth forms a special pattern according to the shape of the forming template in the sand-blasting operation; the hopper comprises a feeding hopper and a discharging hopper; the feeding hopper is communicated with the discharging hopper; a high-pressure spray head is arranged in the feeding hopper; the tail end of the high-pressure spray headis connected with external gas supply equipment. The cloth sand-blasting and forming device is simple in structure, reduces the processing cost of performing pattern processing on the surface of the cloth and improves the economic benefit of enterprises.