The hardware design of the infusion stand is a building block robot teaching aid developed by a teaching institution, which is composed of CPU, rocker, remote control, input component, output component, motor power component, connecting wire, etc., with Lego building blocks, it can be arbitrarily combined to create a humanoid, vehicle and other appearances, and supplemented by input programs, which can realize the function of programming movement, cooperate with the curriculum of educational institutions, and achieve the purpose of teaching.