Unrolling splicer capable of automatically lifting cloth

The utility model discloses an unwinding splicer capable of automatically lifting cloth, which comprises a sewing workbench and a working rack fixedly connected to two sides of the sewing workbench, and first curve guide rails are fixedly connected to two opposite side inner walls, close to the end part of the sewing workbench, of the working rack; and the two electric guide rail trolleys are slidably connected to the outer wall of the first curve guide rail, the outer walls of the two opposite sides of the two electric guide rail trolleys are fixedly connected with the same fixed connecting rod, and adjusting connecting holes are machined in the inner walls of the two opposite sides of the two electric guide rail trolleys. According to the design, the extending part of cloth is clamped between the adjusting connecting rod and the fixed connecting rod, the coiled cloth is placed in the inclined cloth collecting groove, the electric guide rail trolley is arranged on the first curve guide rail, the electric gui