




已阅读5页,还剩11页未读, 继续免费阅读
版权说明:本文档由用户提供并上传,收益归属内容提供方,若内容存在侵权,请进行举报或认领
文档简介
附录1:CalypsoHowtoPositiontheRotaryTableManuallyYoucanpositiontherotarytablemanuallywithCalypsoorusingthejoystick.InCalypso,usetheRTTravelCommandswindow.1SelectResourcesRotaryTableTravelCommandsorclickontheRTTravelCommandsiconinthetoolbar.TheRTtravelcommandsdialogboxappearsonthescreen.ManualPositioning2Tomovetoacertainabsoluteposition:IntheRotateTofield,enterthedesiredanglepositionandclickontheRotateTobutton.3Toexecutearelativeangleincrement:IntheRotateByfield,enterthedesiredangleincrementandclickontheRotateBybutton.Youcanalsousethejoystickofthecontrolpaneltomovetherotarytable.1Todoso,holddownthebuttonintheleftjoystickandmoveittotheleftorright.2Todisplaythepositionyouhavereached,clickontheReadbutton.4-6261212-2010502Calypso(Rev.3.8)PrerequisitesfortheRotaryTableEnteringPatternsViaFileCurrentstatusofRTaxis,youcanalsoenterincrements.Example1Enterthepatternnumberintheinputfield.Calypsousesthistocalculatetherequiredincrementalangleanddisplaysthisinthefieldbelow.2Usethe+andbuttonstosetwhichfeaturethepatternistobepositionedon.TherequiredanglepositionisdisplayedintheRotateTofield.3PositiontherotarytablebyclickingonRotateToaccordingtothedisplayedangleposition.Asanexample,thereisacogwith25teeth,andits6thtoothistobemeasured.360/25=14.46x14.4=86.4Enter“25”asthepatternnumber,clicksixtimeson+andthenontheRotateTobutton.Therotarytablepositionsitselfto86.4andthustothesixthtooth.61212-2010502Calypso(Rev.3.8)4-63PreparingtheMeasurementPlanQualifyingtheRotaryTableAxisTherotarytableaxisdefinestheexactpositionoftherotarytableinrelationtothedevicezeropointaswellasthetiltinrelationtotheCMMaxes,thatis,thepositioninthedevicecoordinatesystem.WorkpiececoordinatesystemRotarytableaxisDevicecoordinatesystemWhentherotarytablerotates,allfeatures,characteristicsandcoordinatesystemsareturnedaroundtheRTaxis.ErrorsinqualifyingtheRTaxisthushaveanimmediateeffectonthemeasurementaccuracy.PracticalNotesonQualifyingtheRotaryTableAxisWhenqualifyingtherotarytableaxis,notethefollowingpracticalinformation:Forqualificationoftherotarytableaxis,alwaysuseaprobethatisasrigidaspossible(e.g.thereferenceprobe).Makesurethattheprobeandnormaland/orworkpieceareascleanaspossiblefortheaxisqualification.Iftheworkpiecetobemeasuredcanonlybemeasuredwithasingleprobesystem,alsousethisforqualifyingtheRTaxis.Thisenablesyoutoavoidinaccuraciescausedbyqualificationerrorsorprobechanges.HowOftendoestheRTAxishavetobeQualified?Therotarytableaxismustbequalifiedonthebasisofthefollowingfactors:Asageneralprinciple,aftereveryhomingoftheCMM.TheRTaxisdefinesthepositionoftherotarytableinrelationtothedevicezeropoint.However,thisisresetduringhomingandcannotbereproducedexactly.4-6461212-2010502Calypso(Rev.3.8)PrerequisitesfortheRotaryTableRegularly,dependingonaccuracyrequirementsandambienttemperature:Ingeneral,foreachprobequalification,therotarytableaxisshouldalsoberequalified.Inthecaseofstrongtemperaturefluctuations,itfrequentlymakessensetorequalifytherotarytableaxispriortoeveryworkpiecemeasurement.ComparisonofQualificationMethodsForqualifyingtherotarytableaxis,therearefourmethodsavailable,eachwithadvantagesanddisadvantages:AdvantagesNoadditionalnormalsarerequired.Measurementcanberunwiththereferenceprobe.Method1-spheremethod2-spheremethodTheRTaxisisqualifiedovertheentireheightoftheworkpiece.ThiscompensatesforresidualperpendicularityerrorsoftheCMMandtheyhavelessofaneffectonthemeasurementinaccuracy.Measurementcanberunwithreferenceprobes.DisadvantagesAllmeasurementsarecarriedoutinthesameZheightoftheCMM.ResidualperpendicularityerrorsoftheCMMcanleadtoseriousmeasurementerrorsinthecaseofmeasurementsatotherZheights.Dependingonthepositionoftherotarytableinthemeasuringrange,itmightoccurthatthecompleterotationrangeisnotcovered.Relativelylongqualificationperiod.Eitherspecialattachmentrequiredonwhichbothspheresarefastened,orlaboriousmanualsettingofthebasealignmentforeachrun.Dependingonthepositionoftherotarytableinthemeasuringrange,itmightoccurthatthecompleterotationrangeisnotcovered.61212-2010502Calypso(Rev.3.8)4-65PreparingtheMeasurementPlanMethodAdvantagesMeasurementcyl-TheRTaxisisqualifiedovertheindermethod“Self-centering”methodentireheightofthecylinder.ThiscompensatesforresidualperpendicularityerrorsoftheCMMandtheyhavelessofaneffectonthemeasurementinaccuracy.ShortmeasurementperiodSimpleattachment;thecylinderisfastenedtotherotarytableinawaythatcanreproducedatanytime.Veryfastmethod.Measurementcanberunwithreferenceprobes.DisadvantagesMeasurementcylinderrequired.Referenceprobecannotbeused.AllmeasurementsarecarriedoutinthesameZheightoftheCMM.ResidualperpendicularityerrorsoftheCMMcanleadtoseriousmeasurementerrorsinthecaseofmeasurementsatotherZheights.Dependingonthepositionoftherotarytableinthemeasuringrange,itmightoccurthatthecompleterotationrangeisnotcovered.Method1-spheremethod2-spheremethodAccordingly,thesemethodsaresuitablefordifferentapplications:ApplicationStandardmethodforrelativelylowaccuracyrequirements.Idealforflatworkpieceswithlargediameters(e.g.ringgears).Thehighestaccuracyisachievediftheworkpieceislocatedatapproximatelythesamemeasurementheightasthespherewasfordeterminationoftheaxis.Fortallworkpieces.Measurementcyl-Fortallworkpieces.indermethod“Self-centering”methodThismethodcanalsobeusedforthemeasurementofshaftswithlowdeviationsinshape.Insteadofusingameasurementcylinder,therotarytableaxisissetdirectlyontheworkpiecepriortoeachrun.UseinproximitytoproductionThefeatureforqualifyingtherotarytableaxiscanbesecureddirectlyontotheworkpiecepalette.Thismakesitpossibletorequalifytherotarytableaxispriortoeveryworkpiecemeasurementwithoutwastingagreatdealoftime.Thesefourmethodsaredescribedbelow.4-66612
温馨提示
- 1. 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。图纸软件为CAD,CAXA,PROE,UG,SolidWorks等.压缩文件请下载最新的WinRAR软件解压。
- 2. 本站的文档不包含任何第三方提供的附件图纸等,如果需要附件,请联系上传者。文件的所有权益归上传用户所有。
- 3. 本站RAR压缩包中若带图纸,网页内容里面会有图纸预览,若没有图纸预览就没有图纸。
- 4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
- 5. 人人文库网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对用户上传分享的文档内容本身不做任何修改或编辑,并不能对任何下载内容负责。
- 6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
- 7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。
最新文档
- 定陶区期中数学试卷
- 拱墅区9年级期末数学试卷
- 二年级期末江苏数学试卷
- 福建一年级数学试卷
- 高中一上学期数学试卷
- 部编版五年级语文下册第三单元大单元教学设计
- 2025年首都医科大学附属北京同仁医院派遣制司机招聘1人(二)笔试历年专业考点(难、易错点)附带答案详解
- 2025至2030磁控健身车行业市场发展分析及发展趋势与投资管理策略报告
- 2025至2030齿间刷行业市场深度研究与战略咨询分析报告
- 2024年陇南两当县消防救援大队招聘笔试真题
- 高中地理选择性必修二知识点
- 《工程建设标准强制性条文电力工程部分2023年版》
- HIV-1感染者的药物依从性与治疗效果
- 2024年第九届全国中小学“学宪法、讲宪法”竞赛题库及答案
- 血透患者日常注意事项
- 夏令营家长知情同意书
- 门诊护理工作礼仪
- TCALC 003-2023 手术室患者人文关怀管理规范
- 浙江民宿行业分析
- 眼科视光中心可行性方案
- 运输货物保险合同通用范本
评论
0/150
提交评论