电连接器触点材料高频微动磨损特性与失效机理的研究.pdf

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1、⸩຿ᄺԡ䆎᭛⬉䖲᥹఼㾺⚍ᴤ᭭催乥ᖂࡼ⺼ᤳ⡍ᗻϢ༅ᬜᴎ⧚ⱘⷨおRESEARCHONFRETTINGWEARCHARACTERISTICSANDFAILUREMECHANISMOFCONTACTMATERIALINDUCEDBYHIGHFREQUENCYVIBRATION偀ᵒ৯ڷξٝྜӖ༰2012ᑈ7᳜೑ݙ೒кߚ㉏ো˖TM504ᄺ᷵ҷⷕ˖10213೑䰙೒кߚ㉏ো˖621.3ᆚ㑻˖݀ᓔᎹᄺ⸩຿ᄺԡ䆎᭛⬉䖲᥹఼㾺⚍ᴤ᭭催乥ᖂࡼ⺼ᤳ⡍ᗻϢ༅ᬜᴎ⧚ⱘⷨお⸩຿ⷨお⫳˖偀ᵒ৯ᇐᏜ˖ӏϛⒼࡃᬭᥜ⬇䇋ᄺԡ˖Ꮉᄺ⸩຿ᄺ⾥˖⬉⇨Ꮉ⿟

2、᠔೼ऩԡ˖⬉⇨Ꮉ⿟ঞ㞾ࡼ࣪ᄺ䰶ㄨ䕽᮹ᳳ˖2012ᑈ7᳜ᥜќᄺԡऩԡ˖જᇨⒼᎹϮ໻ᄺClassifiedIndex:TM504U.D.C:621.3DissertationfortheDegreeofMasterinEngineeringRESEARCHONFRETTINGWEARCHARACTERISTICSANDFAILUREMECHANISMOFCONTACTMATERIALINDUCEDBYHIGHFREQUENCYVIBRATIONCandidate˖MaSongjunSupervisor˖Assoc

3、iateProf.RenWanbinAcademicDegreeAppliedfor˖MasterofEngineeringSpecialty˖ElectricalEngineeringAffiliation˖SchoolofElectricalEngineeringDateofDefence˖July,2012Degree-Conferring-Institution˖HarbinInstituteofTechnologyજᇨⒼᎹϮ໻ᄺᎹᄺ⸩຿ᄺԡ䆎᭛ᨬ㽕⬉䖲᥹఼ᰃϔ⾡䞡㽕ⱘ᥹ষܗӊˈᯧফ໪⬠⦃๗ঞᎹ԰ᴵӊ

4、ᕅડˈᇸ݊ᰃᑨ⫼೼㟾໽㋏㒳Ёⱘ⬉䖲᥹఼ˈᯧফ催乥ᤃࡼ԰⫼㗠থ⫳ᖂࡼ⺼ᤳˈϹ䞡ᯊӮথ⫳༅ᬜDŽҹᕔⱘⷨおЏ㽕䩜ᇍ0.01Hz㟇80HzⱘԢ乥ᖂࡼ⺼ᤳDŽᴀ᭛ⴔ䞡ⷨお⬉䖲᥹఼㾺⚍ᴤ᭭催乥ᖂࡼ⺼ᤳˈᑊ㗗㰥⬉⌕˄2A˅ᇍᴤ᭭催乥ᖂࡼ⺼ᤳⱘᕅડDŽ佪ܜˈᴀ᭛ᓎゟϔϾ⬉䖲᥹఼㾺⚍ᴤ᭭ᖂࡼ⺼ᤳ䆩偠㋏㒳ˈ߽⫼⬉⺕ᓣᤃࡼৄᅲ⦄㾺⚍ᴤ᭭ⱘ催乥ᤃࡼˈᑊᅲᯊ䞛䲚᥹㾺य़࡯োঞᖂࡼ䖛⿟Ё⒥ࡼᨽ᪺࡯ǃ᥹㾺⬉䰏ǃⳌᇍԡ⿏ㄝোˈ䗮䖛䞛䲚⬉䏃䕧ܹ㟇ϞԡᴎЁ䖯㸠ᰒ⼎ǃټᄬϢߚᵤDŽ݊⃵ˈ෎Ѣ䆩偠㋏㒳ˈ䆩偠ߚᵤ催乥ᴵӊϟ⬉䖲᥹఼㾺⚍ᴤ᭭ⱘᖂࡼ⺼ᤳDŽߚᵤ⺼ᤳ

5、⡍ᗻ䱣ⴔᖂࡼ਼ᳳ᭄๲ࡴⱘব࣪㾘ᕟˈᑊᇍ催乥ᖂࡼ⺼ᤳ⡍ᗻ੠Ԣ乥ᖂࡼ⺼ᤳ⡍ᕕ䖯㸠↨䕗DŽ䩜ᇍ㾺⚍᳝䋳䕑˄2A⬉⌕˅੠᮴䋳䕑ϸ⾡Ꮉ԰⢊ᗕߚ߿䅼䆎催乥ᤃࡼᴵӊϟϡৠᖂࡼ乥⥛ǃᖂࡼᐙؐǃ߱ྟ᥹㾺य़࡯੠䬔ሖ८ᑺᇍᴤ᭭⺼ᤳ⡍ᗻⱘᕅડDŽ✊ৢˈ䞛⫼䴲㒓ᗻ᳝䰤ܗߚᵤ䕃ӊABAQUSᇍ⬉䖲᥹఼㾺⚍ᴤ᭭ᖂࡼ⺼ᤳ䖯㸠ӓⳳߚᵤDŽߚ߿ᇍ㾺⚍᥹㾺ᇍⱘ᥹㾺⡍ᕕǃ催乥ᖂࡼ䖛⿟Ёᨽ᪺࡯ⱘ໻ᇣ੠ᴤ᭭ⱘ催乥ᖂࡼ⺼ᤳㄝϝϾݙᆍ䖯㸠ӓⳳߚᵤDŽ೼ᴤ᭭⺼ᤳӓⳳЁˈᇚࡼᗕⱘ⺼ᤳ䖛⿟ㄝᬜЎ䴭ᗕ᥹㾺䯂乬ˈ߽⫼ABAQUSᄤ⿟ᑣUMESHMOTIONᦤপⳌ݇࡯ᄺখ᭄ˈ

6、䗮䖛㒣݌ⱘArchard⺼ᤳ῵ൟ䅵ㅫ⺼ᤳ⏅ᑺˈḍ᥂䅵ㅫ㒧ᵰˈ⫼ABAQUSⱘ㞾䗖ᑨ㔥Ḑ䇗ᭈᡔᴃ䇗ᭈ㔥ḐDŽ෎Ѣ䆹ӓⳳᮍ⊩ˈߚᵤᖂࡼᐙؐǃ᥹㾺य़࡯ǃᖂࡼ乥⥛ᇍ᥹㾺ᇍ⺼ᤳ䞣ⱘᕅડˈᓎゟ⺼ᤳ⏅ᑺৠ݊ҪⳌ݇ব䞣ⱘ᭄ᄺ݇㋏DŽ᳔ৢˈ㒧ড়䆩偠Ϣӓⳳ㒧ᵰˈߚᵤ⬉䖲᥹఼㾺⚍ᴤ᭭催乥ᖂࡼ⺼ᤳⱘ༅ᬜᴎ⧚DŽᇍϡৠᴵӊϟᖂࡼ᭥㸼䴶ᔶ䉠ঞ⡍⚍䖯㸠ߚᵤˈ䯤ᯢᖂࡼᨽ᪺ᴎ⧚ˈ㾷䞞ᖂࡼᨽ᪺࡯Ϣ᱂䗮⒥ࡼᨽ᪺࡯ϡৠⱘॳ಴DŽ䖯㗠ߚᵤ㾺⚍催乥ᖂࡼ⬉᥹㾺ᗻ㛑䗔࣪䖛⿟ˈ䅼䆎⬉⌕ᇍᴤ᭭ᖂࡼ༅ᬜⱘᕅડDŽḍ᥂ҹϞ㒧䆎ˈ䖯㸠ᘏ㒧ˈ㒭ߎᴤ᭭ᖂࡼ⺼ᤳ༅ᬜ䖛⿟ⱘ῵ൟDŽ݇䬂

7、䆡˖⬉䖲᥹఼˗ᖂࡼ⺼ᤳ˗催乥˗᥹㾺⬉䰏˗ABAQUS˗༅ᬜᴎ⧚-I-જᇨⒼᎹϮ໻ᄺᎹᄺ⸩຿ᄺԡ䆎᭛AbstractElectricalconnectorisakindofcrucialportcomponent.Itisoftenaffectedbyitsworkingcircumstanceandcondition,especiallythoseusedinaerospacesystem,andtheseconnectorssufferfromhighfrequencyvibrationwhichcanle

8、adtofrettingwearevenfailure.Previouslyresearchesmainlyaimedatfrettingwearinducedbylowfrequencyfrom0.01Hzto80Hz.Accordingtothisreason,thispapermainlystudiedhighfrequencyfrettingwearcharacteristicsofcont