电子元件自动售货机设计实现

Designing and implementation of electronic component vending machine

针对电子创新实验室电子元件管理难题,提出了一种能够自动管理与售卖电子元件的自动售货机的设计思路,给出了电子元件自动售货机设计方案,详细阐述了具有128个货道的电子元件自动售货机的执行机构和控制器程序的设计与实现方法。首先研究了电子元件自动售货机总体设计方案,分析了设计需求;接着设计了机械货道结构、直流电机驱动板、光电传感器电路、电机堵转检测电路等主要部件;最后给出了控制器程序的设计方法。经过测试和实际应用,该电子元件自动售货机性能稳定,工作可靠,达到了设计要求。

To solve the question of electronic component management in electronic innovation laboratory,a new method based on vending machine is proposed which can manage and sell electronic components automatically.The paper firstly gave the overall design scheme according to design requirements,and then designed mechanical goods channel structure,DC motor drive circuit with 128 mechanical goods channels,photoelectric sensor circuit and motor lock detection circuit.Finally,the design of controller program was proposed.Testing and practical application show that the electronic component vending machine works stably and reach the design requirements.