数控机床DNC通信和管理

·1数控机床DNC通信和管理系统的研究与设计摘要近年来，随着计算机等方面的相关核心技术以及互联网高新技术的飞速变化，当前制造系统的网络化以及集成化时其发展的大趋势。制造系统的网络化、集成化对于提高企业竞争力起到非常重要的作用。其中投资成本较低，信息高度集中，以及效果明显等是数控机床群的显著特点，这对于企业来说很有意义，能够完成CAD/CAM一体化的建设。所以，DNC技术已经被越来越多的企业所采用，DNC技术对于企业数控车间的信息集成和数控设备的信息集成具有重要的作用和意义。在本文中，主要针对研究了当前国内企业的实际生产情况，其中的局域网设置为企业的通信基层，通过运用串口服务器以及软插件等等技术完成数控仪器的相关联网，数控机床的DNC通信与管理系统从而被创建。系统可以实现对于数控机床的信息采集和管理，可以实现计算机与数控机床之间的互相连接和信息的传输交换，此外还可以实现企业办公管理信息与车间生产加工信息的互相连接。关键词：数控机床；DNC技术；通信和管理系统AbstractInrecentyears,withtherapiddevelopmentofcomputertechnologyandInternettechnology,thedevelopmentofmanufacturingsystemhasbecomemoreandmoreintegratedandnetworked.Thenetworkandintegrationofthemanufacturingsystemplayaveryimportantroleinimprovingthecompetitivenessofenterprises.CNCmachinetoolgrouphasthecharacteristicsofhighdegreeofinformationconcentration,lowinvestmentcostandremarkableeffect,whichisofgreatsignificanceforenterprisestorealizeCAD/CAMintegration.Therefore,DNCtechnologyhasbeenadoptedbymoreandmoreenterprises,DNCtechnologyforenterprisenumericalcontrolworkshopinformationintegrationandnumericalcontrolequipmentinformationintegrationhasanimportantroleandsignificance.TheresearchofthispaperisbasedontheactualproductionscaleofChineseenterprises,theenterprise'slocalareanetworkissetasthebottomofcommunication,theuseofsoftplug-intechnology,serialserverandothertechnologiesforCNCequipmentnetworkingwork,onthebasisofthecreationofCNCmachinetoolsDNCcommunicationandManagementsystem.ThesystemcanrealizetheinformationcollectionandmanagementoftheCNCmachinetool,whichcanrealizetheinterconnectionbetweenthecomputerandtheCNCmachinetoolandtheexchangeofinformation.Inaddition,itcanrealizetheinterconnectionbetweentheenterpriseofficemanagementinformationandtheworkshopproductionandprocessinginformation.Keywords:CNCmachinetools;DNCtechnology;communicationandmanagementsystem目录数控机床DNC通信和管理系统的研究与设计............................................................................................1摘要..................................................................................................................................................................1Abstract............................................................................................................................................................2目录..................................................................................................................................................................21.绪论...............................................................................................................................................................41.1研究背景与意义................................................................................................................................41.2国内外研究现状................................................................................................................................51.2.1国外研究现状.........................................................................................................................51.2.2国内研究现状.........................................................................................................................51.2.3发展趋势.................................................................................................................................51.3研究内容与方法................................................................................................................................61.3.1研究内容.................................................................................................................................61.3.2研究方法.................................................................................................................................61.4课题来源............................................................................................................................................72.技术概念.......................................................................................................................................................82.1DNC通信系统...................................................................................................................................82.2多线程技术及应用注意事项............................................................................................................82.2.1多线程技术.............................................................................................................................82.2.2多线程的应用.........................................................................................................................92.2.3线程优先级与同步问题.........................................................................................................92.3串行通信技术..................................................................................................................................102.4网络编程技术..................................................................................................................................102.5数据库开发技术....................................................................