Sleeve for deep groove ball bearing
A deep groove ball bearing assembly is disclosed. The assembly includes an inner bearing ring defining an inner race, an outer bearing ring defining an outer race, and a plurality of rolling elements supported on the inner race and the outer race. A shaft is supported on a radially inner surface of the inner bearing ring, and a housing is supported on a radially outer surface of the outer bearing ring. A sleeve is arranged between the radially outer surface of the outer bearing ring and a radially inner surface of the housing, and the sleeve includes a plurality of through openings.
1. A deep groove ball bearing assembly comprising:
an inner bearing ring defining an inner race;
an outer bearing ring defining an outer race;
a plurality of rolling elements supported on the inner race and the outer race;
a shaft supported on a radially inner surface of the inner bearing ring;
a housing supported on a radially outer surface of the outer bearing ring; and
a sleeve arranged between the radially outer surface of the outer bearing ring and a radially inner surface of the housing, the sleeve including a plurality of through openings each having a predetermined, closed profile,
the sleeve further including a plurality of grooves having at least one of:
(i) a first plurality of grooves extending circumferentially to connect adjacent through openings of the plurality of through openings; or
(ii) a second plurality of grooves extending axially to connect axially outermost edges of the sleeve and the plurality of through openings.
2. The deep groove ball bearing assembly of claim 1 , wherein each through opening of the plurality of through openings includes a pair of circumferentially extending slots connected by an axially extending slot.
3. The deep groove ball bearing assembly of claim 1 , wherein the plurality of grooves includes both the first plurality of grooves and the second plurality of grooves.
4. The deep groove ball bearing assembly of claim 1 , wherein the sleeve is a closed ring.
5. The deep groove ball bearing assembly of claim 1 , wherein the sleeve is a split ring.
6. The deep groove ball bearing assembly of claim 1 , wherein the sleeve is a deep-drawn stamped sleeve.
7. The deep groove ball bearing assembly of claim 1 , wherein the plurality of through openings each have an H-shaped profile.
8. The deep groove ball bearing assembly of claim 1 , wherein the sleeve has an axial extent that extends a majority of each contact surface defined by the housing and the outer bearing ring.
9. The deep groove ball bearing assembly of claim 8 , wherein the axial extent of the sleeve extends at least 90% of an axial extent of the contact surface defined by the outer bearing ring.
10. The deep groove ball bearing assembly of claim 1 , wherein the sleeve includes a plurality of tabs defined between adjacent pairs of through openings of the plurality of through openings, and the plurality of tabs each have a bent configuration relative to a circumferential direction.
11. The deep groove ball bearing assembly of claim 1 , wherein the plurality of through openings define a first area that is at least 15% of a total area of the sleeve.
12. A sleeve for a deep groove ball bearing assembly, the sleeve comprising:
a circular ring body defining a plurality of through openings,
each through opening of the plurality of through openings has a H-shaped profile and includes a pair of circumferentially extending slots connected by an axially extending slot,
the sleeve further including:
a first plurality of grooves extending circumferentially to connect adjacent through openings of the plurality of through openings, and
a second plurality of grooves extending axially to connect axially outermost edges of the sleeve and the plurality of through openings.
13. The sleeve of claim 12 , the sleeve further including a plurality of tabs defined between adjacent pairs of through openings of the plurality of through openings, and the plurality of tabs each have a bent configuration relative to a circumferential direction.
14. The sleeve of claim 12 , wherein the sleeve is a closed ring.
15. The sleeve of claim 12 , wherein the sleeve is a split ring.
16. The sleeve of claim 12 , wherein the sleeve is a deep-drawn stamped sleeve.