TL1000型凸轮轴测量仪技术方案-北京中科恒业杭

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1、TL-500C型凸轮轴形面误差综合测量仪技术协议TechnicalProtocoloftheTL-500CTypeComprehensiveCamshaftProfileSurfaceErrorMeasuringInstrument1.测量原理:该仪器采用极坐标测量原理，由精密滚动主轴系统和高精度光栅编码器生成被测量凸轮轴回转角度的圆分度，由径向精密滚动导轨和长光栅传感器在径向方向上扫描凸桃形而每一分度对应的径向凸桃升程，测量评值软件根据被测量凸桃的理论升程表测量出该凸桃的升程和相位角谋差。(原理如图示)!•Me

2、asuringPrincipleThisinstrumentadoptsthepolecoordinatesmeasuringprinciple.Theprecisionrollingmainshaftsystemandthehighaccuracyencodergeneratetheroundgraduationofthemeasuredcamshaftturnangle,theradialprecisionrollingguidewayandthelinearencoderscanintheradialdir

3、ectiontheradialascendingstrokeofthepeach-shapedcamcorrespondingtoeachgraduationonthepeach-shapedcamprofilesurface,themeasuringandvalue-evaluationsoftwaremeasurestheascendingstrokeerrorandphaseangleerrorofthispeach-shapedcamaccordingtothetheoreticallifttableof

4、themeasuredpeach-shapedcam.(SeetheSketchbelow.)桃形500mm60mm70mm30Kg0.0001mm0.0005°0.0015mm升程0.003mm,角度3’升程土0.003mm,角度±5'测量原理图测量原理图Sketchofthemeasuringprinciple2•技术指标:可测量凸轮轴轴向长度测头径向测量行程……主轴回转半径最大承载重量测头径向分辨率主轴回转分辨率主轴系下顶尖径向跳动测量重复性示值误差2.Specifications:Measurableax

5、iallengthofthecamshaft500mmRadialmeasuringdistanceofthemeasuringhead60mmTurnradiusofthemainshaft70mmMaximumpermissibleweight30kgRadialresolutionofthemeasuringhead0.0001mmTurnresolutionofthemainshaft0.0005°Radialjumpingofthelowercenterofthemainshaftsystem■一0.0

6、015mmMeasurementrepeatabilityAscendingstroke0.003mm,Angle3DisplayvalueerrorAscendingstroke土0.003mm,Angle土53.结构组成：该仪器采用立式测量结构，被测量凸轮轴垂直安装在主轴和上顶尖之间，因而减小重力因素产生的凸轮轴偏心误差。（结构如图示）主机台面：釆用花岗岩台面，确保主轴系高精度安装；主轴系：采用高精度密珠滚动轴系、进口海德汉高精度圆光栅、柔孜电机控制；测量立柱：采用花岗岩基体、进口精密直线导轨和滚珠丝杠、封闭

7、式长光栅、柔孜电机控制；径向测头滑座：采用进口精密滚动导轨、进口高精度长光栅、柔孜电机控制；计算机系统：釆用国产品牌联想计算机系统（15”液晶显示）、激光打印机输出；测量软件：完全自主知识产权的专业凸轮轴测量分析软件；3・ConfigurationConstituents:Thisinstrumentadoptsverticalmeasurementstructure,themeasuredcamshaftismountedbetweenthemainshaftandtheuppercenterverticall

8、ytoreducetheeccentricenorofthecamshaftcausedbythegravityfactor.(Configurationisasshownabove.)Themainunittable:Adoptsthegranitetabletoensurethehighlypreciseinstallationofthemainshaftsystem