Bearing

2022-06-15

bophelo
Tlas'a mojaro o itseng, palo ea liphetohelo kapa lihora tseo abehangliphihlelo pele pitting etsahala bitsoabehangbophelo.
Bophelo ba "bearing" bo hlalosoa ke palo ea liphetohelo (kapa lihora tsa mosebetsi ka lebelo le itseng): ka hare ho bophelo bona, ho beleha ho lokela ho ba le tšenyo ea pele ea mokhathala (spalling kapa chipping) holim'a mehele efe kapa efe ea eona ea ho beleha kapa lintho tse bilikang. Leha ho le joalo, ebang ke litekong tsa laboratori kapa tšebelisong ea sebele, ho ka bonoa ka ho hlaka hore bophelo ba sebele badiberingka ponahalo e tšoanang tlas'a maemo a ts'oanang a ts'ebetso e fapane haholo. Ho phaella moo, ho na le litlhaloso tse 'maloa tse fapaneng tsa ho beleha "bophelo", e' ngoe ea eona e bitsoang "bophelo ba ho sebetsa", e bontšang bophelo ba sebele boo motho a ka bo finyellang pele ho hlōleha ho bakoa ke ho senyeha, hangata tšenyo ha e bakoe ke mokhathala, empa E bakoa ke ho khathala, ho bola, tšenyo ea tiiso, joalo-joalo.
E le hore u tsebe boemo ba bophelo ba ho jara, bophelo ba ho jara le ho tšepahala li amana.

Ka lebaka la phapang ea ho nepahala ha tlhahiso le ho lumellana ha thepa, esita le beche e tšoanang ea li-bearings tsa thepa le boholo bo tšoanang, tse sebelisoang tlas'a maemo a tšoanang a ho sebetsa, li na le nako e fapaneng ea bophelo. Haeba bophelo ba lipalo-palo e le yuniti e le 'ngoe, nako e telele ka ho fetisisa ea bophelo ke li-unit tse 4, tse khutšoanyane ke 0.1-0.2 unit,' me karo-karolelano ea nako e telele ho ea ho e khutšoanyane ke makhetlo a 20-40. 90% ea li-bearings ha e hlahise kutu, 'me palo ea liphetoho kapa lihora tse nang le phihlelo li bitsoa bearing rating life .

E lekantsoe mojaro o matla
E le hore ho bapisa ho jara bokgoni ba ho beha khahlanong le pitting corrosion, ha rated bophelo babehange hlalosoa e le liphetohelo tse milione (106), boholo ba mojaro o ka tšehetsoang ke boima bo lekantsoeng ba motheo, bo emetsoeng ke C.
Ke ho re, tlas'a ketso ea rated matla mojaro C, ho tšepahala ha mofuta ona oabehangho sebetsa bakeng sa liphetoho tse milione (106) ntle le ho hloleha ha likoti ke 90%. Ha C e kholoanyane, e phahamisa matla a ho jara.
Bakeng sa lintlha tsa motheo tsa dynamic load rating
1. Radial bearing e bolela mojaro o hloekileng oa radial
2. Li-thrust ball bearings li bua ka meroalo e hloekileng ea axial

3. Radial thrustbehange bua ka karolo ea radial e hlahisang phetoho e hloekileng ea radial

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