Each automatic dispensing machine is its outstanding production, for example: the speed is high speed dispensing machine, compare the production of other dispensing machine is fast, because now the production of any products need speed, so companies are buying equipment according to the characteristics of visual dispensing machine because it is also has the characteristics of big role have such a position in the market and sales ability. The characteristic of this dispensing class is the visual system. The general dispensing machine does not recognize and locate the product according to the visual system and the advantages of the visual system. This is the characteristics of the visual dispensing machine. When producing electronic devices, it can't be checked manually because of the high output. Only machine checking is needed. Therefore, it is necessary to select high-quality products according to the visual system as a checking device. The most important feature of visual automatic dispensing machine is the application of vision system, which not only solves the problems of mechanical arm, but also solves the problem of dispensing in production.