Kutadza kuongororwa uye nhanho dzemabhengi emota

Zvikonzero zvekudzivirira overheating zvinosanganisira:

kushaya mafuta;mafuta akawanda kana mafuta akawandisa;mafuta ane tsvina, akavhenganiswa nemafuta asina kuchena;shaft kukotamakururamisa kwedhidhiyo isina kunaka (yakadai se eccentricity, bhandi rekufambisa kana kubatanidza Kana yakanyanya kusimba, kudzvanywa pabearings kuchawedzera, uye kupesana kuchawedzera);Chifukidziro chekupedzisira kana kutakura hachina kuiswa zvakanaka, uye nzira yegungano haina kunaka, zvichiita kuti nzvimbo yemujaho iparadze uye iparare, zvichiita kuti kupesana uye kupisa panguva yekushanda;iyo yakakodzera yakanyanya kusimba kana yakasununguka;The shaft Kufurira kwezvino (nokuti stator magnetic field yemotor hombe dzimwe nguva haina kuenzana, an induced electromotive force inogadzirwa pa shaft. Zvikonzero zvekusaenzana kwemagineti ndiko kukora kwenzvimbo yepakati, kuwedzera kupikisa, uye kusaenzana kwemhepo mukati. iyo stator uye rotor, zvichikonzera shaft Ikozvino inokonzeresa eddy ikozvino kudziyisa. Iyo shaft voltage ye shaft ikozvino inowanzo 2-3V)Mamiriro ekupisa kupisa haana kunaka nekuda kwekutonhora kwemhepo.

SKF mota inotakura kutadza kuongororwa, kugadzirisa uye countermeasures dzinofanirwa kunge dzichienderana nezvikonzero-.Chiyero chemafuta chinofanira kuongororwa uye kugadziriswa zvakakodzera;kana mafuta akashata, chenesa imba inotakurwa uye woitsiva nemafuta anodiwa.

Nechikonzero, shaft yakabhenda inofanira kuiswa palathe kuti ionekwe.

Nezvikonzero-, iyo dhayamita uye axial alignment inofanira kugadziriswa uye kugadziriswa zvakakodzera.

Nechikonzero, iyo shaft voltage inofanira kuyerwa kutanga, pakuyera shaft voltage.Iwe unogona kushandisa 3-1OV yakakwirira yemukati inopikisa inoshanduka ikozvino voltmeter kuyera voltage v1 pakati pemigumo miviri yemotokari shaft, uye kuyera voltage v2 pakati pechigadziko nekutakura.Kuti udzivise eddy mafungu mumabhengi emota, ndiro inodzivirira inoiswa pasi pechigaro chekutakura kune imwe mugumo wemota huru.Panguva imwecheteyo, zvivharo zveplateti inovhara inowedzerwa kumabhaudhi, mapini, pombi dzemafuta uye maflange pazasi pechigaro chekutakura kugura nzira yemazuva ano.Iyo yekuvhara bhodhi yekuvhara inogona kugadzirwa nemucheka laminate (chubhu) kana girazi fiber laminate (chubhu).Iyo insulating pad inofanira kuva 5 ~ 1Omm yakafara kupfuura hupamhi hwedivi rega rega rebhesi.

Nechikonzero, mamiriro ekufema ekufambisa kwemota anogona kuvandudzwa, sekuisa mafeni, nezvimwe.

Izvo zvinotenderedza zvinhu uye nhangemutange yepasi zvakamanikidzwa.Iyo fani inoburitsa inotsvedza kukwesha kuramba nekuda kwekutsvedza panguva yekutenderera.Iko kupindirana kwesimba reinertial uye kutsvedza friction kuramba pane anotakura rollers nekeji pasi pekumhanya-mhanya kunoita kuti zvinhu zvinotenderedza zvitsvedze munzira yekumhanya.Uye nzvimbo yemujaho inomanikidzwa.

Pane zvikonzero zvakawanda zvekuneta peeling yekutakura zvinhu zvinotenderedza.Kuwedzeredza kutakura kubvumidzwa, kushandiswa kwakawedzera kwechibereko, uye kukanganisa mune inotakura zvinhu pachayo zvinogona kutungamira mukukunguruka kwechinhu kupeuka.Iyo inorema mutoro uye yakakwirira yekumhanyisa mamiriro ekutakura panguva yekushandiswa kwenguva refu zvakare chimwe chezvikonzero zvakakosha zvekutakura kuneta.Zvinhu zvinomonereka zvinoramba zvichitenderera nekutsvedza mukati nekunze mhete mijaho yeberengi.Yakawandisa clearance inoita kuti zvinhu zvinotenderedza zvitakure yakakwira-frequency uye yakakwirira-yakanyanya kukanganisa mitoro panguva yekufamba.Mukuwedzera, kukanganisa kwezvinhu zvekutakura pachayo uye kushandiswa kwakawedzerwa kwekutakura kunokonzeresa kuneta kupepeta kwekutakura zvinhu zvinotenderera.

Corrosion Kutadza kuita ngura kushoma.Kazhinji, inokonzerwa nekukundikana kwemabhoti ekuvhara mabheti anosungirirwa panzvimbo, zvichiita kuti mvura ipinde mumotokari panguva yekushanda, uye lubricant inokundikana.Iyo mota haizomhanya kwenguva yakareba, uye mabearings achaitawo corrod.Kuchenesa mabearings ane ngura neparafini kunogona kubvisa ngura.Keji yakasununguka

Kage yakasununguka inogona kutungamira zviri nyore kudhumhana uye kupfeka pakati pekeji uye zvinhu zvinotenderedza panguva yekushanda.Muzviitiko zvakakomba, macage rivets anogona kupaza, zvichikonzera kushata kwemamiriro ekuzora uye kuita kuti kutakura kumire.

Zvikonzero zveruzha rusina kujairika mumabhengi emota uye kuongororwa kwezvikonzero zve "squeaking" ruzha kubva mukeji: Inokonzerwa nekudedera uye kudhumhana pakati pekeji uye kutenderera zvinhu.Inogona kuitika pasinei nerudzi rwegirisi.Inogona kumira torque yakakura, mutoro kana radial clearance.zvinowanzoitika.Solution: A. Sarudza mabhengi ane diki clearance kana shandisa preload kumabearings;B. Deredza nguva yekuremerwa uye kuderedza zvikanganiso zvekuisa;C. Sarudza girizi yakanaka.

Kuenderera mberi kutinhira kwe "buzzing...": Ongororo yechikonzero: Motokari inoburitsa ruzha-sekutinhira kana ichimhanya isina mutoro, uye mota inosangana neabnormal axial vibration, uye pane "buzzing" ruzha kana ichibatidza kana kudzima.Zvakajeka maficha: akawanda injini dzine mamiriro asina kunaka ekuzora, uye mabhero ebhora anoshandiswa kumativi ese muchando.

Kukwira kwematembiricha: Hunhu hwakajeka: Mushure mekutakura kuri kuita, tembiricha inodarika iyo inodiwa chiyero.Chikonzero chekuongorora: A. Girisi yakawandisa inowedzera kupikisa kwemafuta;B. Kusununguka kuduku kunokonzera mutoro wakawandisa wemukati;C. Installation kukanganisa;D. Friction yemidziyo yekuisa chisimbiso;E. Kukambaira kwemabheya.Kugadzirisa: A. Sarudza girisi yakarurama uye shandisa mari yakakodzera;B. Kururamisa preload preload uye kurongeka, uye tarisa kushanda kwemahara magumo kutakura;C. Kuvandudza kururama uye nzira yekuisa yechigaro chekutakura;D. Kuvandudza fomu rekusimbisa.Iyo mota inowanzo gadzira vibration, iyo inonyanya kukonzerwa nekusagadzikana vibration kunokonzerwa neaxial vibration kana shaft alignment performance isiri yakanaka.Solution: A. Shandisa girizi ine yakanaka lubrication kuita;B. Wedzera preload kuderedza kuisa zvikanganiso;C. Sarudza mabhengi ane diki radial clearance;D. Kuvandudza kuomarara kwechigaro chinotakura mota;E. Kuwedzera kurongeka kwekubereka.

Pendi ngura: Ongororo yechikonzero: Nekuda kwekuti mafuta ependi pamota inotakura casing inowoma, zvinhu zvinoshanduka zvemakemikari zvinoshatisa kumeso kwekupedzisira, mugodhi wekunze uye mugodhi wekubereka, zvichikonzera ruzha rusina kujairika mushure mekunge groove yaora.Chaicho maficha: Ngura iri pabearing surface mushure mekuita ngura yakanyanya kukomba pane yekutanga.Solution: A. Dry rotor uye casing pamberi pegungano;B. Dzikisa tembiricha yemota;C. Sarudza muenzaniso wakakodzera pende;D. Kuvandudza ambient tembiricha panoiswa mota mabearings;E. Shandisa girisi yakakodzera.Mafuta ekuzora anokonzera ngura shoma, uye mafuta esilicone nemafuta emamineral angangokonzera ngura;F. Shandisa vacuum dipping process.

Kusachena inzwi: Kuongorora chikonzero: Inokonzerwa nekuchena kwekutakura kana girisi, ruzha rusina kujairika runoburitswa.Hunhu chaihwo: ruzha rwunopindirana, rusina kurongeka muhukuru uye vhoriyamu, uye rinoitika kazhinji pamamotor anomhanya.Solution: A. Sarudza girisi yakanaka;B. Kuvandudza utsanana usati waiswa girizi jekiseni;C. Simbisa kuiswa chisimbiso kwekutakura;D. Kuvandudza kuchena kwenzvimbo yekuisa.

High frequency, vibration sound "tinya...": Hunhu chaihwo: Ruzha rweruzha runoshanduka nekumhanya kwekutakura, uye kupenya kwepamusoro kwezvikamu ndicho chikonzero chikuru cheruzha.Solution: A. Kuvandudza pamusoro pekugadzirisa kunaka kweiyo inotakura raceway uye kuderedza waviness amplitude;B. Deredza mapundu;C. Kururamisa preload preload uye kukodzera, tarisa kushanda kwekusununguka kwekupedzisira kubereka, uye kuvandudza kururamisa kweshaft uye chigaro chekutakura.kuisa nzira.

Kutakura kunonzwa kushata: Hunhu chaihwo: Kana wakabata bere neruoko kuti utenderedze rotor, unonzwa kusvibiswa uye kuvharika mukutakura.Chikonzero chekuongorora: A. Kubvumirwa kwakanyanyisa;B. Kufananidza kusina kunaka kwemukati dhayamita uye shaft;C. Channel kukuvara.Sarudzo: A. Chengetedza mvumo sediki sezvinobvira;B. Kusarudzwa kwenzvimbo dzekushivirira;C. Kuvandudza kururama uye kuderedza kukuvara kwemugero;D. Kusarudzwa kwegirisi.

MOTOR BEARING

Nguva yekutumira: Jan-02-2024