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复印机供纸系统电动机驱动电路设计
引用本文:徐巧梅,王月梅,杨家富.复印机供纸系统电动机驱动电路设计[J].机械制造与自动化,2011,40(1).
作者姓名:徐巧梅  王月梅  杨家富
作者单位:南京林业大学机械电子工程学院,江苏,南京,210037
摘    要:供纸系统是复印机纸路系统的一部分,主要完成复印机搓纸动作和输纸过程,直流电动机用来完成搓纸动作,而输纸过程由步进电动机完成.基于ARM嵌人式控制器,提出了供纸系统中直流电动机和步进电动机驱动电路设计方案.研究中选用的主控芯片S3CA4BOX V0引脚数量多且有多个定时器具备PWM功能,给设计供纸系统中传感器接口电路提供了方便,且减少硬件成本.S3C44BOX芯片运算速度快,控制精度高,省去各种控制算法的引人,节约软件设计流程.结果表明:设计方案节约控制资源,简化程序设计,利于系统稳定运行.供纸系统贯穿整个复印机工作过程的始终,影响到纸张能否顺利、平稳地输送给印刷单元,且对形成高品质的复印件起重要作用.

关 键 词:直流电动机  步进电动机

Design of Motor's Driving Circuit for Feeding System of Copier Based on ARM
XU Qiao-mei,WANG Yue-mei,YANG Jia-fu.Design of Motor's Driving Circuit for Feeding System of Copier Based on ARM[J].Machine Building & Automation,2011,40(1).
Authors:XU Qiao-mei  WANG Yue-mei  YANG Jia-fu
Affiliation:XU Qiao-mei,WANG Yue-mei,YANG Jia-fu(College of Mechanical and Electronic Engineering,Nanjing Forestry University,Nanjing 210037,China)
Abstract:The feeding system of copier is part of the systems of paper road,which mainly achieves the action of pickuping paper by DC and the paper's feeding by stepper motor.Based on the embedded system of ARM,The design scheme of DC motor and stepper motors driving circuits is proposed.The control chip with many S3C44BOX I/O pins and a few timers with the function of PWM are chosen in the research,which provides a convenience for interface circuit of sensors and reduces the hardware costs.S3C44BOX has high operatio...
Keywords:ARM
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