A detachable sliding toy is provided, which includes a main frame, a sliding rail base, and a slider assembly, wherein a centre of the main frame is formed an accommodating cavity, and an inner wall of the accommodating cavity is provided with first fixed parts; a shape of the sliding rail base is matched to the accommodating cavity, and the sliding rail base is provided with second fixed parts detachably connected to the first fixed parts; a plurality of sliding grooves are cross arranged on the sliding rail base; the slider assembly is covered and connected to the sliding rail base, including a plurality of sliding blocks. The sliding toy can be quickly disassembled by separating the main frame and the sliding rail base, and then separating the sliding rail base and the slider assembly, with low difficulty in disassembly and assembly.