单片机控制的数控车床实验台毕业设计VIP免费

毕业设计（论文）课题题目：单片机控制的数控车床实验台系科：机械工程系学生姓名：学号：专业：机电一体化指导教师：完成时间：2008.5.17摘要随着数控技术的飞速发展，机械制造业的生产方式、产品结构、发生了深刻的变化。在我国数控机床的发展过程中，MCS-51系列单片机在数控技术领域中得到广泛应用，经济型数控系统大多采用MCS-51系列单片机。本文在分析了数控车床的特点和实验台应该具备的功能后，确定采用基于单片机控制的系统总体结构方案。设计方案由系统硬件结构和系统软件结构两部分组成。关键词：数字控制，单片机系统，数控车床ABSTRACTWiththedevelopmentofNC,therehavebeenmanychangesinmechanicalindustry,suchasproducingmethodandstrutureofproduct.MCS-51singlemicrocomputershavebeenusedwidelyinNC,especiallyinecomicalNCequipmentsinchina.BasedonMCS-51singlemicrocomputers,theNClathetrainingequipmentisdesignedwithlessmoneyfortheprofessionalNCcourses.AfteranalyzingthefeatureofNClatheanddefiningthefunctionsoftrainingequipment,asystemgeneralschemeisassumedbyhardwarearchitectureandsoftwarearchitecture,whichusesMCS-51singlemicrocomputer.KEYWORDS:trainingequipment,numericcontrol,singlemicrocomputersystem目录1引言………………………………………………………………………1.1数控机床的产生与发展………………………………………………1.2我国数控机床的发展概况……………………………………………1.3本课题研究的背景……………………………………………………2数控车床实验台的性能要求………………………………………………2.1数控机床的组成及工作原理…………………………………………2.1.1数控机床的组成········································································2.2.2数控机床的工作原理··································································2.2数控车床的特点…………………………………………………………2.3数控车床实验台的方案设计………………………………………………2.3.1普通车床数控化改造的条件·······················································2.3.2普通车床数控化改造的一般步骤···················································2.3.2（1）主要机械部件改造··························································2.3.2（2）主传动的数控改造····························································2.3.2（3）进给传动的数控改造·······················································2.3.3总体方案设计论证与确定···························································2.3.3（1）运动方式的确定····························································2.3.3（2）行机构传动方式的确定····················································2.3.3（2）运动方式与伺服系统的选择··············································2.3.3（3）机械传动方式的确定·······················································2.4数控车床实验台的性能要求………………………………………………3实验...