FIELD: machine building.
SUBSTANCE: bearing includes outer (1) and inner (2) races with tapered raceways. Between tapered raceways there arranged are rolling bodies made in the form of tapered rollers (3). Separator (4) serves for separation of rollers (3). Main geometrical ratios of the bearing are determined by the following equation: D3/D2=D4/D1=(1+(Lsinα/D1)+(D2cosα/2D1))/(1+(D2/2D1)cosα), where D3 - larger diameter of roller (3); D2 - smaller diameter of roller (3); D4 - larger diameter of tapered raceway of inner race (2); D1 - smaller diameter of tapered raceway of inner race (2); L - length of roller (3); α=arctg(FaIFr); Fa - axial component of full load acting on bearing; Fr - radial component of full load acting on bearing.
EFFECT: increasing service life of bearing and its operating efficiency.
1 dwg
Title | Year | Author | Number |
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RU2446323C1 |
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RU2769229C1 |
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RU2609516C1 |
ANTIFRICTION BEARING | 2002 |
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RU2232926C2 |
ROLLER BEARING | 2014 |
|
RU2585437C2 |
TAPER ROLLER BEARING | 2005 |
|
RU2308620C1 |
FIRST TYPE REINFORCED REDUCTION RADIAL THRUST BEARING | 2016 |
|
RU2621525C1 |
Authors
Dates
2012-12-27—Published
2011-06-29—Filed