CN215567268U

CN215567268U - Angle touch bearing

Info

Publication number: CN215567268U
Application number: CN202121395724.2U
Authority: CN
Inventors: 梅旭; 李恒才; 姜达
Original assignee: Harbin Hazhou Precision Bearing Manufacturing Co ltd
Current assignee: Harbin Hazhou Precision Bearing Manufacturing Co ltd
Priority date: 2021-06-23
Filing date: 2021-06-23
Publication date: 2022-01-18
Anticipated expiration: 2031-06-23

Abstract

The utility model discloses an angle touch bearing which comprises an inner ring and an outer ring, wherein a wear-resistant ring is fixedly connected to the outer surface of the inner ring, a plurality of steel balls are connected between the wear-resistant ring and the outer ring in a rolling mode, the wear-resistant ring comprises a substrate layer, a first functional layer is arranged on the top of the substrate layer, the first functional layer comprises a tungsten alloy layer and a manganese alloy layer, a second functional layer is arranged at the bottom of the substrate layer, and the second functional layer comprises a platinum alloy layer and a ceramic aluminum oxide layer. According to the utility model, the first functional layer is arranged on the top of the substrate layer, the tungsten alloy layer and the manganese alloy layer which are included in the first functional layer have high strength and are corrosion-resistant, the second functional layer is arranged on the bottom of the substrate layer, and the platinum alloy layer and the ceramic alumina layer which are included in the second functional layer have the same strength and are corrosion-resistant, so that the purpose of long service life is achieved, and the problem that the service life of the existing angle contact bearing is short, so that the use requirements of people cannot be met is solved.

Description

Angle touch bearing

Technical Field

The utility model relates to the technical field of bearings, in particular to an angle contact bearing.

Background

The bearing is an important part in the modern mechanical equipment, the main function of the bearing is to support a mechanical rotating body, reduce the friction coefficient in the movement process of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body, wherein the angle touch bearing is involved, and the service life of the existing angle touch bearing is short, so that the use requirement of people cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an angle touch bearing which has the advantage of long service life and solves the problem that the service requirements of people cannot be met due to the short service life of the existing angle touch bearing.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a bearing is touched to angle, includes inner circle and outer lane, the surface fixedly connected with wear ring of inner circle, roll connection has a plurality of steel balls between wear ring and the outer lane, wear ring includes the stratum basale, the top on stratum basale is provided with first functional layer, first functional layer includes tungsten alloy layer and manganese alloy layer, the bottom on stratum basale is provided with the second functional layer, the second functional layer includes platinum alloy layer and ceramic aluminium oxide layer.

Preferably, the manganese alloy layer is located on top of the base layer, and the tungsten alloy layer is located on top of the manganese alloy layer.

Preferably, the thickness of the tungsten alloy layer is the same as that of the manganese alloy layer, and the thickness of the first functional layer is 0.4-0.5 times of that of the base layer.

Preferably, the platinum alloy layer is located at the bottom of the substrate layer, and the ceramic aluminum oxide layer is located at the bottom of the platinum alloy layer.

Preferably, the thickness of the platinum alloy layer is the same as that of the ceramic aluminum oxide layer, and the thickness of the second functional layer is 0.3-0.4 times of that of the substrate layer.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the first functional layer is arranged on the top of the substrate layer, the tungsten alloy layer and the manganese alloy layer which are included in the first functional layer have high strength and are corrosion-resistant, the second functional layer is arranged on the bottom of the substrate layer, and the platinum alloy layer and the ceramic alumina layer which are included in the second functional layer have the same strength and are corrosion-resistant, so that the purpose of long service life is achieved, and the problem that the service life of the existing angle contact bearing is short, so that the use requirements of people cannot be met is solved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of a wear ring of the present invention;

FIG. 3 is a schematic structural diagram of a first functional layer according to the present invention;

fig. 4 is a schematic structural diagram of a second functional layer according to the present invention.

In the figure: 1. an inner ring; 2. wear-resistant rings; 21. a base layer; 22. a first functional layer; 221. a tungsten alloy layer; 222. a manganese alloy layer; 23. a second functional layer; 231. a platinum alloy layer; 232. a ceramic alumina layer; 3. an outer ring; 4. and (5) steel balls.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The inner ring 1, the wear-resistant ring 2, the substrate layer 21, the first functional layer 22, the tungsten alloy layer 221, the manganese alloy layer 222, the second functional layer 23, the platinum alloy layer 231, the ceramic alumina layer 232, the outer ring 3 and the steel balls 4 are all universal standard parts or parts known by those skilled in the art, and the structure and principle of the parts are known by the technical manual or by the conventional experimental method.

Referring to fig. 1 to 4, an angular contact bearing includes an inner ring 1 and an outer ring 3, the outer surface of the inner ring 1 is fixedly connected with a wear-resistant ring 2, a plurality of steel balls 4 are connected between the wear-resistant ring 2 and the outer ring 3 in a rolling manner, the wear-resistant ring 2 includes a substrate layer 21, a first functional layer 22 is disposed on the top of the substrate layer 21, the first functional layer 22 includes a tungsten alloy layer 221 and a manganese alloy layer 222, the manganese alloy layer 222 is disposed on the top of the substrate layer 21, the tungsten alloy layer 221 is disposed on the top of the manganese alloy layer 222, the thickness of the tungsten alloy layer 221 is the same as that of the manganese alloy layer 222, the thickness of the first functional layer 22 is 0.4 to 0.5 times the thickness of the substrate layer 21, a second functional layer 23 is disposed on the bottom of the substrate layer 21, the second alloy layer 23 includes a platinum alloy layer 231 and a ceramic alumina layer 232, the platinum layer 231 is disposed on the bottom of the substrate layer 21, the ceramic alumina layer 232 is disposed on the bottom of the platinum alloy layer 231, the thickness of the platinum alloy layer 231 is the same as that of the ceramic alumina layer 232, the thickness of the second functional layer 23 is 0.3-0.4 times of that of the substrate layer 21, the first functional layer 22 is arranged on the top of the substrate layer 21, the tungsten alloy layer 221 and the manganese alloy layer 222 included in the first functional layer 22 are high in strength and corrosion resistant, the second functional layer 23 is arranged on the bottom of the substrate layer 21, the platinum alloy layer 231 included in the second functional layer 23 is as high in strength and corrosion resistant as that of the ceramic alumina layer 232, and the purpose of long service life is achieved.

During the use, be provided with first functional layer 22 at the top of stratum basale 21, tungsten alloy layer 221 and manganese alloy layer 222 that first functional layer 22 includes are high and corrosion-resistant in intensity, are provided with second functional layer 23 at the bottom of stratum basale 21, and platinum alloy layer 231 and the ceramic alumina layer 232 that second functional layer 23 includes are high and corrosion-resistant in intensity equally, have reached long service life's purpose, have solved current angle and have touched bearing life weak point, lead to the problem that can not satisfy people's user demand.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bearing is touched to angle, includes inner circle (1) and outer lane (3), its characterized in that: the outer surface of the inner ring (1) is fixedly connected with a wear-resisting ring (2), a plurality of steel balls (4) are connected between the wear-resisting ring (2) and the outer ring (3) in a rolling mode, the wear-resisting ring (2) comprises a base layer (21), a first functional layer (22) is arranged on the top of the base layer (21), the first functional layer (22) comprises a tungsten alloy layer (221) and a manganese alloy layer (222), a second functional layer (23) is arranged at the bottom of the base layer (21), and the second functional layer (23) comprises a platinum alloy layer (231) and a ceramic aluminum oxide layer (232).

2. An angle contact bearing according to claim 1, wherein: the manganese alloy layer (222) is located on top of the base layer (21), and the tungsten alloy layer (221) is located on top of the manganese alloy layer (222).

3. An angle contact bearing according to claim 1, wherein: the thickness of the tungsten alloy layer (221) is the same as that of the manganese alloy layer (222), and the thickness of the first functional layer (22) is 0.4-0.5 times of that of the base layer (21).

4. An angle contact bearing according to claim 1, wherein: the platinum alloy layer (231) is positioned at the bottom of the substrate layer (21), and the ceramic aluminum oxide layer (232) is positioned at the bottom of the platinum alloy layer (231).

5. An angle contact bearing according to claim 1, wherein: the thickness of the platinum alloy layer (231) is the same as that of the ceramic aluminum oxide layer (232), and the thickness of the second functional layer (23) is 0.3-0.4 times of that of the substrate layer (21).