麻花钻刃磨装置的设计说明书.doc

I摘要通过对实际情况的分析调查以及对现有麻花钻刃磨方法的比较和研究，采用内锥面刃磨麻花钻的方法。本设计阐述了内锥面刃磨麻花钻的刃磨原理、刃磨参数和工艺方案的确定、主轴转速的计算、砂轮的选取与安装等一系列问题，从而在研究分析的基础上参考现有主要磨床的设计和改造方法，以及结合内锥面刃磨钻头进行的一些实验和目前在钻头刃磨技术方面所得的成果，设计出了合理有效、安全可靠、经济简捷的麻花钻内锥面刃磨装置。关键词：麻花钻；内锥面刃磨；刃磨装置设计IIAbstractAccordingtotheactualsituationanalysisinvestigationandexistingtwistdrillgrindingmethodofcomparisonandresearch,withtheinnerconegrindingoftwistdrillmethod.Theelaboratedesignoftheinnerconegrindingoftwistdrill,thegrindingprincipleofgrindingparametersandtheidentificationprocess,thecalculationofgrindingwheelspindlespeed,theselectionandinstallationandaseriesofproblems,andonthebasisofresearchandanalysiswithreferencetotheexistingmaingrinderdesignandmodificationmethods,andcombiningwiththeinnerconegrindingdrillsomeexperimentsandpresentindrillgrindingtechnologyresults,andprovethefeasibilityofthedesign,designareasonableandeffective,safeandreliable,economicandsimpleinnerconegrindingoftwistdrilldevice.Keywords:twistdrill；theinnerconegrinding；grindingdevicedesignIII目录摘要.IAbstract.第1章绪论.-1-1.1设计麻花钻刃磨装置的意义.-1-1.2麻花钻刃磨技术研究概述.-1-1.2.1麻花钻刃磨装置国内外发展状况与趋势.-1-1.2.2存在的主要问题.-4-1.3麻花钻刃磨方法的比较.-5-第2章麻花钻内锥面刃磨的理论分析.-6-2.1麻花钻的几何特性.-6-2.1.1麻花钻的结构.-6-2.1.2麻花钻的几何参数.-7-2.2麻花钻的传统刃磨方法.-8-2.3麻花钻的内锥面刃磨方法.-9-2.4麻花钻的内锥面刃磨原理及.-10-刃磨参数优化.-10-2.4.1钻头刃磨原理.-11-2.4.2刃磨参数的优化.-11-第3章麻花钻刃磨装置的机械系统设计.-13-3.1刃磨装置的总体方案.-13-3.2丝杠螺母副的设计计算.-14-3.2.1横纵向进给的设计计算.-14-3.2.2垂直进给的设计计算.-19-3.3传动系统的锥齿轮设计计算.-23-3.3.1横向进给方向上锥齿轮的设计.-23-3.3.2垂直进给方向上锥齿轮的设计.-27-3.4导轨的设计计算.-31-第4章麻花钻装夹及分度装置设计.-32-第5章电动机及砂轮的选择.-41-IV5.1电动机的选择.-41-5.2砂轮的选择.-41-结论.-43-致谢.-44-参考文献.-45-VContentsAbstract.IChapter1introduction.-1-1.1Theresearchpurposeandmeaningofdesigningtwistdrill.-1-1.2researchanoverviewoftwistdrillgringingtechnology.-1-1.2.1Overviewoftwistdrillsharpeningdevice.-1-1.2.2Themainproblems.-4-1.3Compareoftwistdrillgrindingmethod.-5-Chapter2Thetheoreticalanalysisoftwisttheinnerconegrinding.-6-2.1Geometricpropertiesofthetwistdrill.-6-2.1.1Structureofthetwistdrill.-6-2.1.2Geometricparametersofthetwistdrill.-7-2.1Thetraditionalgrindingmethodofthetwistdrill.-8-2.3Theinnerconegrindingmethodofthetwistdrill.-9-2.4Theinnerconegrindingtheoryofthetwistdrilland.-10-optimizingofgrindingparameters.-10-2.4.1Theinnerconegrindingtheoryofthetwistdrill.-11-2.4.2optimizingofgrindingparameters.-11-Chapter3twistdrillgrindingequipmentmechanicalsystemdesign.-13-3.1Programofgrindingdevice.-13-3.2Designandcalculationofscrewnutpairs.-14-3.2.1Horizontalandverticalfeeddesigncalculation.-14-3.2.2designandcalculationoftheverticalfeed.-19-3.3Bevelgeardrivesystemdesigncalculation.-23-3.3.1Crossfeeddirectionbevelgeardesign.-23-3.3.2Perpendiculartothebevelgea