In order to solve the problems of low precision and low motion control of multi-degree-of-freedom motor in three-dimensional space. under the rigid mechanical system. based on the characteristics of strong coupling and nonlinearity of complex mechanical systems. a three-degree-of-freedom motor capable of linkage control can be designed. https://www.markbroyard.com/mega-super-goat-guns-miniature-1911-black-model-diecast-toy-pistol-12-5-scale-discount-quick-super/