This paper pays attention to hazard of waste battery recycling,utilization value and the status of the study,found that waste batteries harm is great,but it had important value of recycling.So put paid to scrap battery recycling device solutions.The device through a detection system for detecting battery authenticity,single-chip collection of signal and control the stepper motor,stepper motor output power to coin roll device,thereby achieving a predetermined requirements.The design has the advantages of simple structure,low cost,convenient manufacture and use.To avoid the old battery of environmental hazards,to keep the environment clean,raise people's awareness of environmental protection.Key words:waste battery,sensor,single-chip computer,stepping motor,launch device
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