收稿日期：2022－06－06环状工件钻攻一体机结构与控制系统设计曹希明，吉晓民，章铭铭（西安理工大学艺术与设计学院，西安710054）摘要：用于石油套管固井作业的某环状工件，其周向孔加工存在孔位误差大、螺纹精度低、自动化水平不足等问题，严重限制生产效率。针对上述问题，提出一款环状工件钻攻一体机。以全规格适配、多工艺一体为目标，对环状工件钻攻一体机的总体布局进行规划，以确定机床的机械结构以及控制系统方案。依据机械结构方案设计钻攻装置和回转分度装置，并完成进给电机、主轴电机和分度电机的计算选型。基于控制系统方案搭建机床控制系统架构，在WPLSoft环境下编写PLC钻攻程序和分度程序，并利用DOPSoft完成人机界面设计。成品测试结果表明，钻攻一体机实现了一次夹装加工完成钻孔、攻丝两步工序，相较于现行生产工艺，简化了生产流程，降低了人力和时间成本，提升了孔位精度和加工效率。关键词：钻攻一体机；PLC控制系统；伺服系统；人机界面中图分类号：TP23文献标志码：A文章编号：1009－9492(2023)03－0141－07DesignofStructureandControlSystemofDrillingandTappingMachineforAnnularWorkpieceCaoXiming，JiXiaomin，ZhangMingming（SchoolofArtandDesign,Xi′anUniversityofTechnology,Xi′an710054,China）Abstract:Therearesomeproblemsinthecircumferentialholemachiningofaannularworkpieceusedinoilcasingcementingoperation,suchaslargeholepositionerror,lowthreadaccuracy,insufficientautomationlevelandsoon,whichseriouslylimittheproductionefficiency.Inviewoftheaboveproblems,aannularworkpiecedrillingandtappingmachinewasproposed.Withthegoaloffullspecificationadaptationandmulti-processintegration,theoveralllayoutoftheannularworkpiecedrillingandtappingmachinewasplannedtodeterminethemechanicalstructureofthemachinetoolandthecontrolsystemscheme.Accordingtothemechanicalstructurescheme,thedrillingandtappingdeviceandrotaryindexingdeviceweredesigned,andthecalculationandselectionoffeedmotor,spindlemotorandindexingmotorwerecompleted.Basedonthecontrolsystemscheme,themachinetoolcontrolsystemarchitecturewasbuilt,thePLCdrillingprogramandindexingprogramwerewrittenintheWPLenvironment,andthehumanmachineinterfacedesignwascompletedbyusingDOPsoft.Thefinishedprodu...
