滚珠轴承支承高速电主轴热特性分析.pdf

《滚珠轴承支承高速电主轴热特性分析.pdf》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、⺅༛ᆖս䇪᮷┐⨖䖪ᢵ᭥ᢵ儎䙕⭫ѱ䖪✣⢯ᙝ࠼᷆THERMALANALYSISOFHIGH-SPEEDMOTORIZEDSPINDLEWITHBALLBEARINGဌᵜࡊ૾ቊ┞ᐛѐཝᆜ2015ᒪ12ᴾഭ޵മҖ࠶㊫ਧ˖TH117.1ᆖṑԓ⸱˖10213ഭ䱵മҖ࠶㊫ਧ˖62-97ᇶ㓗˖ޜᔰᐕᆖ⺅༛ᆖս䇪᮷┐⨖䖪ᢵ᭥ᢵ儎䙕⭫ѱ䖪✣⢯ᙝ࠼᷆⺋༡⹊ガ⭕˖ဌᵜࡊሲᐾ˖ᶌᔪߋ࢟ᮉᦸ⭩䈭ᆜփ˖ᐕᆖ⺅༛ᆜ〇˖ᵪỠ⭥ᆀᐕ〻ᡶ൞ঋփ˖␡⹄ウ⭏䲒ㆊ䗟ᰛᵕ˖2015ᒤ12ᴸᦾҾᆜփঋփ˖૸ቄ┘ᐕъབྷᆖClassifiedIndex:TH117.1U.D.C:62-97DissertationfortheMas

2、terDegreeinEngineeringTHERMALANALYSISOFHIGH-SPEEDMOTORIZEDSPINDLEWITHBALLBEARINGCandidateφJiangBengangSupervisorφAssociateProf.DuJianjunAcademicDegreeAppliedforφMasterofEngineeringSpecialityφMechatronicsEngineeringAffiliationφShenzhenGraduateSchoolDateofDefenceφDecember,2015Degree-Conferring-

3、InstitutionφHarbinInstituteofTechnology૸ቄ┘ᐕъབྷᆖᐕᆖ⺅༛ᆖս䇪᮷᪎㾷儈䙏࣐ᐕ䇮༷ᆼᡀ儈䙏࣐ᐕ䗷〻Ⲵޣ䭞䜘Ԧᱟ儈䙏⭥ѫ䖤ˈަᱟሶ⭥ᵪ޵㖞ԕ䗮ࡠⴱ৫Րࣘ㻵㖞ⲴⴞⲴˈ䘉ṧˈ⭡ҾՐࣘ䇮༷ᕅ䎧Ⲵᥟ઼ࣘᜟᙗㅹ䙐ᡀⲴ࣐ᐕ䈟ᐞণਟ䚯DŽ❦㘼ˈഐѪ儈䙏⭥ѫ䖤޵䜘オ䰤ሱ䰝ˈሬ㠤䘀㹼䗷〻ѝ޵㖞⭥ᵪ઼儈䙏䖤᢯ӗ⭏Ⲵབྷ䟿✝䟿н㜭ᴹ᭸䟺᭮ˈӗ⭏䖳བྷⲴ✝ਈᖒ䘋㘼ᖡ૽ަっᇊᙗ৺ਟ䶐ᙗDŽഐ↔ˈ䴰㾱⹄ウ⭥ѫ䖤Ⲵ✝⢩ᙗӾ㘼Ѫ⭥ѫ䖤অⲴᴤᯠᦒԓᨀ׋⴨ᓄⲴ⨶䇪׍ᦞDŽᵜ᮷Ⲵ⹄ウሩ䊑ᱟᇎ䱵ѝᓄ⭘Ⲵ儈䙏┊⨐䖤᢯⭥ѫ䖤ˈަสᵜᶴ䙐Ѫ޵㖞⭥ᵪ㖞Ҿєњ䀂᧕䀖⨳䖤᢯㓴ᡀⲴࡽ䖤᢯㓴઼ањਾ䀂᧕䀖

4、⨳䖤᢯ѻ䰤ˈᵜ᮷ѫ㾱ത㔅ަ✝Ⓚ⭏✝৺✝⢩ᙗԯⵏєᯩ䶒޵ᇩኅᔰDŽṩᦞ┊ࣘ䖤᢯࠶᷀⨶䇪⹄ウ䖤᢯਴䜘ԦⲴ䘀ࣘᆖޣ㌫ˈӾ㘼≲ᗇ┊⨐઼┊䚃Ⲵ⴨ሩ䀂䙏ᓖ৺┊⨐Ⲵ㠚᯻䀂䙏ᓖˈ䘋㘼䟷⭘ተ䜘✝䇑㇇ᯩ⌅䇑㇇䖤᢯Ⲵ✝ᦏ㙇DŽ㔃᷌ਁ⧠ˈ䖤᢯Ⲵ᯻䖜䙏ᓖሩަ✝ᦏ㙇Ⲵᖡ૽∄䖤ੁ䖭㦧֌⭘ᴤ᰾ᱮˈᒦф┊⨐Ⲵ㠚᯻᪙ᬖᱟ䖤᢯⭏✝Ⲵѫ㾱ᖒᔿDŽਖཆˈ⭥ѫ䖤Ⲵਖаѫ㾱✝Ⓚˈণ޵㖞⭥ᵪⲴਁ✝࣏⦷ࡉᱟṩᦞަ仍ᇊ࣏⦷৺ᐕ֌᭸⦷䙊䗷⴨ޣޜᔿ≲ᗇDŽ൘䘀⭘Ր✝ᆖ㓿ި⨶䇪࠶᷀ᗇࡠㆰॆҶⲴᇎփ⁑රⲴ✝䗩⭼ᶑԦส⹰кˈ㔃ਸ✝Ⓚ⭏✝䇑㇇㔃᷌ˈ䘹⭘བྷරᴹ䲀࠶᷀䖟ԦANSYSሩаᇊ䖜䙏Ⲵオ䖭⭥ѫ䖤࠶࡛䘋㹼っᘱ✝઼ⷜᘱ✝࠶᷀DŽ䙊䗷㿲ሏ⑙ᓖ࠶ᐳӁമˈਟ

5、ԕਁ⧠⭥ѫ䖤Ⲵᴰ儈⑙ᓖ⛩ࠪ⧠൘޵㖞⭥ᵪ䖜ᆀⲴѝᗳ४ฏDŽѪҶ㧧ᗇ⭥ѫ䖤Ⲵ䖤ੁս〫൪৺⴨ᓄⲴ䖤ੁᓄ࣋൪ˈሶっᘱ✝࠶᷀㔃࣐᷌䖭ࡠᴹ䲀⁑ර䘋㹼✝-㔃ᶴ㙖ਸ࠶᷀DŽ㿲ሏਁ⧠ˈᴰབྷ䖤ੁս〫ࠪ⧠൘ѫ䖤Ⲵᴰࡽㄟˈᴰབྷ䖤ੁᓄ࣋ࡉࠪ⧠൘ࡽ䖤᢯⨳оཆ┊䚃Ⲵ᧕䀖४ฏDŽᴰਾˈ䇮䇑Ҷオ䖭⭥ѫ䖤⑙ॷ⍻ᇊᇎ傼ԕ傼䇱⁑ᤏԯⵏⲴ߶⺞ᙗDŽ൘⭥ѫ䖤䘀䖜аᇊᰦ䰤ਾˈ䟷⭘з⭘㺘઼⑙ᓖՐᝏಘ㓴ᡀⲴ⍻⑙䇮༷ሩ⭥ѫ䖤Ⲵ㺘䶒઼ѫ䖤޵໱ཊњ⛩࠶࡛䘋㹼⑙ᓖ⍻䟿DŽ㔃᷌ਁ⧠ˈԯⵏ㔃઼᷌⍻䟿ᮠᦞⲴٿᐞสᵜ൘10%ԕ޵ˈӾ㘼䈤᰾ᵜ᮷Ⲵ⨶䇪ᯩ⌅ᱟਟ㹼ⲴDŽީ䭤䈃˖⭥ѫ䖤˗⨳䖤᢯˗ተ䜘✝䇑㇇⌅˗✝࠶᷀˗ᴹ䲀ᯩ⌅-I-૸ቄ┘ᐕъབྷᆖᐕᆖ⺅༛ᆖս䇪᮷Ab

6、stractMotorizedspindleunitisthecorecomponentofprocessingequipment,inwhichthedrivemotorisbuilttoeliminatethetransmissiondevices.Sotheprocessingerrorcausedbythefactorssuchasthevibrationandinertiaoftransmissioncanbeavoided.However,thebuilt-inmotorandthehighspeedbearingwillproducealargeamountofhe

7、atthatcan’tbereleasedeffectivelyintheprocessofoperation,whichwillseriouslyaffectthemachiningaccuracyduetothethermaldisplacement.Therefore,itissignificanttoanalyzethehotstateofthemotorizedspindleunittoprovideevidencesforthedesignandimprovement