發(fā)動機缸套珩研加工技術(shù).pdf

1、天津大學碩士學位論文發(fā)動機缸套珩研加工技術(shù)姓名：曲昕申請學位級別：碩士專業(yè)：機械制造及其自動化指導教師：張大衛(wèi)20031101ABSTRACTThecylindersleeveiSanimportantcomponentpartoftheenginecombustionchamberWhenworking，thecylindersleeve，intheconditionsofhightemperatureandhighpressure，

2、inwhichthepistonmakesreciprocatingmotions，wearsveryeasilyundertheactionofthesidepressureofthepistonandthehigh—speedmotionoffrictionsurfacesTherefore，themachiningqualityofthecylindersleevehasadirecteffectontheteclmicaiper

3、formanceandinuseeffectivenessoftheengineInthispaperwiththeenginecylindersleeveastheobject，thefinishmachiningtechnologyforthecylindersleeveisanalyzedandstudiedInthispaperonthebasisofananalysisofhoningflatheadhoningandgrin

4、dingtechnologies，acompositetechnologyforfinishmachiningofthecylindersleeve，orhoning—grindingtechnologyisputforward，whichorganicallyintegrateshoningwithgrindingTheprocesstechnologyofhoninggrindingofthecylindersleeveandits

5、advantageswerestudiedintheoryTheeffectofthehoninggriningprocessparametershoninggrindingspeedhoninggrindingpressure，kindsandgranularityofgrindingcompoundonthehoninggrindingprocesswasanalyzedAndatoolforhoning—grinding_thes

6、pecialhoninggrindingheadwasdesignedAcylindersleevehoning—grindingprocassexperimentWasconductedonanewlydevelopedhoninggrindingmachinetoolbyusingthespecialhoninggrindingheadAccordingtotherequirement5ofthetechnicalindicator

7、s，thehoning—grindingprocessparametersthatcanmeetthetechnologicalrequirementsweredeterminedTestsoftheinnerstress，resistancetupture，impulseandairquantitywereconductedontheprocessedcylindersleeveandthesurfacequalityofthewor

8、kingsurfaceofthecYHndersleeveWasinspected，allmeetingtheperformancerequirementsandtechnologicalindicatorrequirementsofthecylindersleeveKeywords：HoninggrindingtechnologyHoninggrindingprocessHoninggrindingheadSurfaceroughne