Programming toy capable of being assembled

A programming toy capable of being assembled comprises a main machine and an assembling accessory matched with the main machine, the main machine drives the assembling accessory to work, the main machine drives a knocking component of the assembling accessory to work, a sound production component of the assembling accessory produces sound, and therefore music editing is achieved. The replacement part is detachably installed on the sound production part, and musical instruments on the assembly fitting are changed by replacing the replacement part on the sound production support plate, so that more musical instruments can be installed on the bottled fitting in a replacement manner, and there is no need to arrange corresponding generation parts and knocking parts on each musical instrument, thereby reducing the production cost of the assembly fitting. The programming toy is simple in structure and convenient to use, the diversity of bottled accessories can be effectively improved, the overall playability of the