企业物料需求计划管理系统vc论文.doc

学院工学学士学位论文目录I目录目录.........................................................................................................................................I摘要.........................................................................................................................................IAbstract......................................................................................................................................II第一章系统可行性研究及需求分析......................................................................................11.1系统可行性研究.............................................................................................................11.2系统调查.........................................................................................................................21.2.1引言............................................................21.2.2用户需求概述....................................................21.2.3初步的调查......................................................31.2.4企业的生产流程..................................................51.3系统需求分析.................................................................................................................71.3.1MRP的基本任务..................................................71.3.2缺料单及制造定单的编制..........................................81.3.3计划业务........................................................91.3.4查询、打印报表.................................................101.3.5系统流程图.....................................................111.3.6数据流图.......................................................121.3.7数据字典.......................................................13第二章系统设计....................................................................................................................152.1、系统的总体设计.........................................................................................................152.2系统详细设计...............................................................................................................162.2.1数据库设计.....................................................162.2.1.1规范化设计方法...............................................................................................................162.2.1.2系统涉及到的实体...........................................................................................................172.2.1.3数据库的物理设计...........................................................................................................172.2.2软件过程设计...................................................20学院工学学士学位论文目录II2.2.2.1缺料单的生成...................................................................................................................212.2.2.2制造定单的生成...............................................................................................................242.2.2.3计划业务...........................................................................................................................292.2.2.4查询、报表.......................................................................................................................30第三章系统实施....................................................................................................................313.1开发工具的选择...........................................................................................................313.1.1软件开发工具和数据库的选择....................................313.1.2数据存取技术的选择.............................................313.2代码编制规范...............................................................................................................333.2.1命名规范.......................................................333.2.2代码编制思想规范...............................................343.3代码实施.......................................................................................................................343.3.1与数据库的连接.................................................343.3.2数据库的基本操作...............................................37第四章系统测试....................................................................................................................424.1模块测试.......................................................................................................................424.2集成测试.......................................................................................................................434.3测试小结.......................................................................................................................43第五章软件使用说明............................................................................................................445.1系统的运行环境...........................................................................................................445.2系统的操作...................................................................................................................44致谢..........................................................................................................................................45参考文献..................................................................................................................................46附录中英文文献..................................................................................................................47DATABINDINGWITHWINDOWSFORMSANDADO.NET......................................................47使用WINDOWS窗体进行数据绑定........................................................................................48学院工学学士学位论文摘要I摘要MRPII（MaterialRequirementsPlanning）是制造业资源计划的英文缩写。它的思想集中体现了制造企业生产经营过程中的客观规律和需求，其功能覆盖了市场预测、生产计划、物料需求、能力需求、库存控制、车间管理直到产品的销售的整个生产经营过程以及相关的所有财务活动，从而为制造业提供了有效的计划、控制工具和完整的知识体系。解决企业为了达到最大的客户服务、最小的库存投资和高效率的工厂作业三个目标所表现出来的矛盾。而该系统正是为了解决陶瓷企业现阶段中遇到的以上问题而开发的。本子系统是计划管理系统,MRP是计划主导型的生产计划与控制系统。它是企业管理的首要职能，只有具备了强有力的计划能力，企业才能指导各项生产经营活动顺利进行。在计划管理子系统中，我们主要有两个方面的计划一是需求计划，是确定企业进行生产的主要依据。二是供给计划，那是满足客户的需求的。它是企业进行生产计划安排的主要依据了。在MRPII系统中，中上层计划是下层计划的依据，下层计划不能偏离上层计划的目标，从而整个企业遵从一个统一的计划。本系统的前端开发工具为MicrosoftVisualStudio6.0,后台关系数据库选择的是大型的关系数据库MicrosoftSQLSever2000。关键词MRPII、计划管理、VisualC、SQLServer、ADO、范式。学院工学学士学位论文AbstractIIAbstractMRPIIMaterialRequirementsPlanningistheEnglishabbreviationthatmanufacturingindustryresourcesareplanned.Itsthoughtembodiesaconcentratedreflectionofthemanufacturingcompanyandproducestheobjectivelawanddemandinthecourseofdealingin,Itsfunctionhascoveredmarketprediction,Wholeofwhatproductionschedule,suppliesdemand,abilitydemand,inventorycontrol,workshopmanageuntilsaleoftheproductsproducesandmanagecourseandrelevantfinancialactivities,Thusofferedtheeffectiveplanformanufacturingindustry,controltoolsandintactknowledgesystem.Solveenterpriseforreachmostheavycustomerservice,minimumstockinvestmentandfactoryhomeworkthreecontradictionthatgoalshowofhighefficiency.Andshoulddevelopsystematicallyinordertosolvetheaboveproblemthatceramicenterprisesmeetinthepresentstage.Thenotebooksystemplanstheadministrativesystem,MRPplanstheleadingproductionschedule.Itisprimaryfunctionofbusinessadministration,haveonlypossessedpowerfulplanability,Enterprisescouldinstructeveryproductionandoperatingactivitiestogoonsmoothly.Intheplannedmanagementsubsystem,wehavetheplansoftworespectsmainlyFirst,demandplan,confirmenterprisegoonmainbasisthatproduce.Second,supplytheplan,thatmeetscustomersdemands.Itisthemainbasisthatanenterprisecarriedontheproductionscheduleandarranged.InMRPIIsystem,theplanisthebasisplannedinlowerflooratthemiddleandupperlevels,thelowerfloorcantdeviatefromthegoalthattheupperstrataplantoplan,Thusthewholeenterprisecomplywithaunifiedplan.ThefrontdevelopinginstrumentofthissystemisMicrosoftVisualStudio6.0,ItwaslargescalerelationdatabaseMicrosoftSQLSever2000thatthebackstagesupporterchoserelationdatabase.KeywordsMRPII,plannedmanagement,,SQLServer,ADO,VisualC,NormalForm