Tapered roller bearing with improved cage

Details Tapered roller bearing with improved cage Tapered roller bearing with improved cage

F - Mech Eng,Light,Heat,Weapons

16

C

F16C 33/46 (2006.01) B61F 15/12 (2006.01) F16C 19/38 (2006.01) F16C 19/50 (2006.01) F16C 33/56 (2006.01)

Patent

CA 2663355

A bearing assembly is provided having a roller bearing with an inner race fitted around the journal portion of an axle. An outer raceway combines with the inner raceway to receive roller elements. A backing ring is centered to the shaft fillet. Tapered roller elements are located between and contact the inner and outer raceways. A cage is comprised of an inner ring, and outer ring, and a plurality of pocket bars and support pocket bars extending between the inner and outer rings. The support pocket bars have an overall greater thickness than the pocket bars. The cage is a generally unitary structure comprised of a nylon resin material with a fiber fill.

Un élément d'assemblage est fourni et est doté d'un roulement à rouleaux avec une enveloppe interne ajustée autour de la partie tourillon d'un essieu. Un chemin de roulement externe se combine à un chemin de roulement interne pour recevoir les éléments à rouleaux. Une bague support est centrée sur le filet de l'arbre. Les éléments de roulement coniques se trouvent entre les chemins de roulement interne et externe et entrent en contact avec ces derniers. Une cage compte une bague intérieure et une bague extérieure, ainsi que plusieurs barres de poche et de barres de poche de soutien qui s'étendent entre les bagues intérieure et extérieure. Les barres de poche de soutien sont généralement plus épaisses que les barres de poche. La cage est habituellement une structure se composant d'une résine de nylon avec des fibres de rembourrage.

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