Geared architecture gas turbine engine with improved lubrication and misalignment tolerant roller bearing system
A gas turbine engine includes a structural oil baffle housing which at least partially supports a set of intermediate gears. Each of the intermediate gears is mounted to a respective flexible carrier post. A spherical joint is mounted to each flexible carrier post and the structural oil baffle housing is mounted to the spherical joint mounted to each flexible carrier post.
1. A gas turbine engine, comprising:
a geared architecture with a multiple of intermediate gears; and
a structural oil baffle housing that at least partially supports said set of intermediate gears;
wherein each of said multiple of intermediate gears is mounted to a respective flexible carrier post; and
wherein said structural oil baffle housing is mounted to a spherical joint mounted to each flexible carrier post.
2. The gas turbine engine as recited in claim 1 , further comprising a rotationally fixed carrier, each of said multiple of intermediate gears mounted wherein the respective flexible carrier posts extend from said carrier.
3. The gas turbine engine as recited in claim 2 , further comprising an oil manifold defined by said carrier.
4. A gas turbine engine, comprising:
a geared architecture with a multiple of intermediate gears;
a structural oil baffle housing that at least partially supports said set of intermediate gears;
a rotationally fixed carrier, each of said multiple of intermediate gears mounted to a respective flexible carrier post which extends from said carrier; and
an oil manifold defined by said carrier;
wherein said oil manifold includes a first oil circuit and a second oil circuit; and
wherein said first oil circuit communicates with each respective flexible carrier post.
5. The gas turbine engine as recited in claim 4 , wherein said second oil circuit communicates with a multiple of oil nozzles.
6. The gas turbine engine as recited in claim 4 , further comprising a rolling element bearing mounted between said structural oil baffle housing and each of said multiple of intermediate gears.
7. The gas turbine engine as recited in claim 6 , wherein said structural oil baffle housing directs oil to said multiple of intermediate gears.
8. The gas turbine engine as recited in claim 4 , wherein said geared architecture includes a planetary gear system.
9. The gas turbine engine as recited in claim 4 , wherein said geared architecture includes a star gear system.
10. A gas turbine engine, comprising:
a carrier which defines an oil manifold with a first oil circuit and a second oil circuit;
a multiple of flexible carrier post which extends from said carrier to support a respective intermediate gear, said first oil circuit communicates with each respective flexible carrier post;
a structural oil baffle housing which at least partially supports said set of intermediate gears; and
a multiple of oil nozzles in communication with said second oil circuit.
11. The gas turbine engine as recited in claim 6 , wherein said multiple of oil nozzles are external to said structural oil baffle housing.
12. The gas turbine engine as recited in claim 11 , wherein said multiple of oil nozzles are each adjacent to a sun gear and one of said multiple of intermediate gears.
13. The gas turbine engine as recited in claim 10 , further comprising a rolling element bearing mounted between said structural oil baffle housing and each of said multiple of intermediate gears.
14. The gas turbine engine as recited in claim 13 , wherein said rolling element bearing is a ball bearing.
15. The gas turbine engine as recited in claim 13 , wherein said rolling element bearing is a roller bearing.
16. The gas turbine engine as recited in claim 1 , wherein said geared architecture includes a planetary gear system.
17. The gas turbine engine as recited in claim 1 , wherein said geared architecture includes a star gear system.