Special fixture for numerical control machining of bicycle accessories

The utility model relates to the technical field of bicycle accessory machining, and discloses a bicycle accessory numerical control machining special fixture which comprises a base, mounting boxes are arranged on the left side and the right side of the top of the base respectively, one side of each mounting box is communicated with a ventilation hose, and a clamping structure is arranged in each mounting box. Box bodies are arranged on the opposite sides of the mounting boxes, and clamping plates are arranged on one sides of the box bodies; clamping pieces on the clamp can be replaced conveniently, operation is convenient, disassembly time is saved, the production efficiency of accessories is effectively improved, the clamping position of the clamp can be adjusted according to the accessories of different sizes, practicability of the clamp is improved, and the problem that when the clamping pieces are replaced, the clamping pieces cannot be replaced easily is solved. The problem that most of the clamping pie