Title:
ROLLING BEARING, AND BEARING UNIT
Document Type and Number:
Japanese Patent JP2014137097
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To enable multiple-rows assembling or assembling of the front/back alignment by integrating separated bearing rings with screw fitting so as to make the bearing rings in common.SOLUTION: In a rolling bearing 1, inner peripheral parts 7 of inner rings 3, outer peripheral parts 8 of outer rings 5, and at least any one set out of a set of screws 11a, 12a and a set of screws of 11b, 12b provided along both side inner surfaces of the inner peripheral parts or both side outer surfaces of the outer peripheral parts are provided. There is provided: a hollow fixing male screw 13 which is mutually screwed with a screw on the side where the inner rings abut on each other, to couple and fix the inner rings; or a fixing nut 15 on the side where the outer rings abut on each other, to couple and fix the outer rings. An inner diametrical position 14 of the hollow fixing male screw is larger than that of the inner peripheral part, and an outer diametrical position 16 of the fixing nut is smaller than that of the outer peripheral part. The rolling bearing is an angular contact ball bearing. Further, a shim is provided between the abutting surfaces.
Inventors:
NAKAMURA YOICHI
Application Number:
JP2013005692A
Publication Date:
July 28, 2014
Filing Date:
January 16, 2013
Export Citation:
Assignee:
NACHI FUJIKOSHI CORP
International Classes:
F16C33/60; F16C19/16; F16C19/18; F16C43/04
Attorney, Agent or Firm:
Akiko Okajima