Kana kutakura kuchitenderera pasi pemutoro, nokuti mujaho wepamusoro wemhete uye kutenderera kwepamusoro pezvinhu zvinoputika zvinogara zvichiiswa kune mitoro inochinjana, kunyange kana mamiriro ekushandisa ari akajairika, hove-kufanana nekukuvara (kunonzi kukuvara kwehove) kuchaitika pa nzvimbo yemujaho uye inokunguruka nekuda kwekuneta kwezvinhu.kuita kupepeta kana kupepeta).Huwandu hwekuchinja kusati kwaitika kukuvara kwekuneta kusati kwaitika kunonzi "(kuneta)" hupenyu hwekubereka.Kunyangwe kana mabheya akafanana muchimiro, saizi, zvinhu, nzira yekugadzira, nezvimwewo, pachange paine misiyano mikuru mu (kuneta) hupenyu hwemhando dzekutakura painotenderera pasi pemamiriro akafanana.Izvi zvinodaro nekuti kuneta kwenyama pachayo kwakasarudzika uye kunofanirwa kutariswa kubva pakuona kwehuwandu.Naizvozvo, kana batch yemabhengi akafanana achitenderedzwa zvakasiyana pasi pemamiriro akafanana, iyo yakazara nhamba yekutenderera iyo 90% yemabheri isingatambudzike nekukunguruka kuneta kukuvadzwa kunonzi "basic rated life of the beararing" (ndiko kuti, hupenyu hunovimbika huri 90%).Kana uchitenderera pane imwe nguva yakatarwa, nguva yose yekutenderera inogonawo kuratidzwa.Nekudaro, mukushanda chaiko, kukuvadza zviitiko kunze kwekunge kukonzeresa kuneta kukuvara kunogona kuitika.Izvi zvinokuvadza zvinogona kudziviswa nekwakakodzera kutakura kusarudzwa, kuiswa uye lubrication.Basic Dynamic load rating.Zvinoreva kune yakachena radial mutoro wehumwe ukuru uye kutungamira (kune radial mabheji).Mhete yemukati inotenderera uye mhete yekunze yakagadziriswa (kana mhete yemukati Pasi pemamiriro ekugadzirisa kutenderera kwekunze kwemhete), hupenyu hunokosha huri pasi pemutoro uyu hunogona kusvika mamiriyoni e1 revolutions.Iyo yakakosha dhizaini chiyero cheiyo radial inotakura inonzi radial basic dynamic load rating, inoratidzwa naCr, uye kukosha kwayo kunopinzwa mukutakura saizi tafura (inotsanangurwa naC mune inotevera fomula).

The basic rerating life formula (2) inomiririra iyo basic marating life formula yebearing;fomula (3) inomiririra mararamiro ehupenyu anoratidzwa munguva apo kukurumidza kwekutakura kunogadziriswa.(Nhamba yese yemarevolutions) L10 = (C)PP………………(2) (nguva) L10k =………………(3) 10660n () CPP: Hupenyu hwakatemerwa, 106 marevolutions: basic rated life, h: Equivalent dynamic load, N{kgf}: Basic dynamic load rating, N{kgf}: Kutenderera kumhanya, rpm: Life index L10pnCPL10k bhora rinotakura……………P = 3 roller bearing……………P = 310 saka, semashandisirwo emamiriro ekutakura, tichifunga kuti yakaenzana simba rekutakura ndiP uye kutenderera kumhanyisa kuri n, ipapo iyo yakakosha yakatemerwa simba rekutakura C yekutakura inodiwa kusangana nehupenyu hwekugadzira inogona kuverengerwa neEquation (4). )Sarudza bheya inosangana nehuwandu hweC kubva patafura yehukuru hwekutakura kuti uone saizi yekutakura C=P(L10k Iyo formula yekuverenga ndeyotevera: L10k=500fhf…………………(5) Hupenyu coefficient: fh=fn……………(6C P Speed ​​​​coefficient: = (0.03n) p…………………(7)-1fn=( )500x60n106Kushandisa chati yekuverenga [reference picture], fh, fn uye L10h inogona kuwanikwa zviri nyore.Pakusarudza mabheya, hupenyu hwekuneta hunovandudzwa nemaune.Hazvina hupfumi kusarudza mabheji makuru uye kusimba kwe shaft, Kuomarara, zviyero zvekuisa, nezvimwe hazvireve hazvo zvichibva pane kuneta hupenyu chete.Mabearings anoshandiswa mumachina akasiyana ane bhenji dhizaini yehupenyu, kureva, iyo empirical kuneta hupenyu coefficient, zvichienderana nemamiriro ekushandiswa.Ndapota tarisa kune tafura iri pasi apa.

n 1.5 10 0.9 0.8 0.7 0.6 0.5 0.4 0.35 0.3 0.25 02019018017 016 015

n 10 20 30 40 50 70 100 200 300 500 1000 2000 3000 5000 10000

0.6 0.7 0.8 0.9 10 1.5 2.0 2.5 3.0 3.5 4.0 5.0 6.0

100 200 300 400 500 700 1000 2000 3000 5000 10000 20000 30000 50000 100000h10h1.4 1.3 1.2 1.0000 7.0000 20000 30000. 0.45 0.4 0.35 0.3 0.25 0.20.190.1810 20 40 50 70 100 200 300 500 1000 2000 3000 5000 10000nn0 .62 0.7 0.6 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.5 1 0000 20000 30000 50000 100000h 10h

[Bhora Kutakura] Speed ​​​​Hupenyu Kumhanya Upenyu [Roller Bearing] Yetsamba Tafura Yevane Kuneta Hupenyu Coefficient fh uye Yakashandiswa Michina Tafura 3 Mamiriro fh Kukosha uye Akashandiswa Machina ~ 3 2 ~ 4 3 ~ 5 4 ~ 7 6 ~ Usashandise kakawanda kana kwe nguva pfupi Kushandiswa kakawanda, asi kunodiwa kuve nechokwadi kuti kushanda hakupfuuriri, asi nguva yekushanda inopfuura maawa 8 pazuva, kana kuti inoramba ichishanda kwemaawa makumi maviri nemana kwenguva yakareba, uye haibvumirwi kumira kushanda. nekuda kwetsaona.Midziyo midiki yakadai semichina yekutsvaira yemumba nemichina yekuwachisa haibvumidzwe kumira;maturusi emagetsi akakungurutswa Roller dhayamita mota dzekurima michina uye emumba air conditioners;madiki motors ekugadzira michina;deck cranes;general cargo starters;mabhesi egiya;mota;escalator conveyor mabhandi;elevator factory motors;lathes;general gear zvishandiso;vibrating skrini;crushers;kugaya mavhiri;Centrifugal separator;air-conditioning midziyo;fan bearings;matanda ekugadzira michina;mota huru;chikepe chevatakuri motokari yeakisi crane;compressor;yakakosha giya mudziyo wekuchera crane;punch inertia vhiri (flywheel);mota huru yemota: locomotive axle, papermaking muchina wepombi yemvura midziyo;Power plant equipment;Migodhi yekudhonza mvura.