The invention discloses a four-roller flame laminating machine. The four-roller flame laminating machine comprises a sponge unwinding device, a fabric unwinding device, a backing material unwinding device, a rack, a four-roller laminating device, and a cooling winding device; the sponge unwinding device unwinds sponge serving as a flame laminating medium, the fabric unwinding device unwinds fabric, the backing material unwinding device is mounted on the rack, and the four-roller laminating device comprises a four-roller bracket, a first pressing roller, a second pressing roller, a third pressing roller, a fourth pressing roller, a front flame row, a rear flame row, an air cylinder overturning device, and a flame row regulator; the second pressing roller is located under the first pressingroller, the third pressing roller is located on the right lower side of the second pressing roller and is close to the second pressing roller, the fourth pressing roller is located under the third pressing roller and is close to the third pressing roller, the front flame row parallel to the first pressing roller is arranged on the lower left side of the first pressing roller, and the rear flame row parallel to the third pressing roller is arranged on the lower right side of the third pressing roller; and a three-in-one laminating material laminated by the four-roller laminating device enters the cooling winding device. According to the four-roller flame laminating machine, the laminating quality can be improved, and the four-roller flame laminating machine is suitable for laminating of various materials.