JPS58144124U - bearing device - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

FIG. 1 is a longitudinal sectional view of a conventional bearing device, and FIG. 2 is a longitudinal sectional view of a bearing device according to an embodiment of the present invention. In the figure, 1 is the rotating shaft, 2 is the rolling bearing, 3 is the bracket, 4 is the inner end cover, 5 is the outer end cover, 6 is the oil supply hole, 7 is the grease nipple, 8 is the oil supply groove, and 9 is the injection side space. , 10 is a grease removal ring, 11 is a blade, 12 is a space, 13 is a drain oil reservoir, 14 is an oil drain hole, 15 is a plug,
16 is grease, 21 is a disc, 22 is an oblique hole, 23 is a grease removal ring, and 24 is a tapered surface. Note that the same reference numerals in the figures indicate the same or corresponding parts.

Claims (1)

[Scope of utility model registration request] A rotating shaft, a rolling bearing for rotatably supporting the rotating shaft, a bracket for supporting the rolling bearing, inner and outer end covers fixed to the bracket and protecting the rolling bearing, and providing oil for the bracket. Oil supplied from the hole is supplied to the rolling bearing through an injection space formed on the inner surface of the inner end cover, and the oil that has lubricated the rolling bearing is discharged to the inner surface of the outer end cover. In the bearing device, a disk located in the injection side space and having a plurality of diagonal holes along the circumferential direction is fixed to the rotating shaft, and the pumping action of the diagonal holes formed in the disk causes A bearing device characterized in that the rolling bearing is forcibly lubricated.