CN212377110U

CN212377110U - Corrosion-resistant stainless steel joint ball bearing

Info

Publication number: CN212377110U
Application number: CN202020531309.4U
Authority: CN
Inventors: 温振义
Original assignee: Wuxi Shuangda Bearing Co Ltd
Current assignee: Wuxi Shuangda Bearing Co Ltd
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2021-01-19
Anticipated expiration: 2030-04-13

Abstract

The utility model discloses a corrosion-resistant stainless steel joint ball bearing, include: the utility model has the advantages of simple structure and convenient use, the joint ball bearing can be reinforced by coating the reinforcing layer made of steel wires on the joint ball, and meanwhile, the anticorrosive layer is arranged on the casing reinforcing layer, so that the anticorrosive layer is not easy to fall off, and the anticorrosive layer is prevented from falling off due to long-time use, the service life of the joint ball is influenced.

Description

Corrosion-resistant stainless steel joint ball bearing

Technical Field

The utility model relates to an industrial equipment technical field specifically is a corrosion-resistant stainless steel joint ball bearing.

Background

The structure of the joint ball bearing is simpler than that of a rolling bearing, and the joint ball bearing mainly comprises an inner ring with an outer spherical surface and an outer ring with an inner spherical surface. The joint ball bearing is generally used for swinging motion with low speed, and can also perform tilting motion within a certain angle range because the sliding surface is spherical, and can still normally work when the concentricity of the supporting shaft and the shaft shell hole is large. The joint ball bearing can bear large load. According to different types and structures, the bearing can bear radial load, axial load or combined load existing in the radial direction and the axial direction simultaneously. The bearing can generate self-lubrication in operation because the composite material is embedded on the outer spherical surface of the inner ring. The bearing shaft is generally used for swinging motion with low speed and low-speed rotation, can also perform tilting motion within a certain angle range, and can still normally work when the concentricity of the bearing shaft and the shaft shell hole is large. The self-lubricating joint ball bearing is applied to the industries of water conservancy, professional machinery and the like. The joint ball bearing is widely applied to the industries of engineering hydraulic oil cylinders, forging and pressing machine tools, engineering machinery, automation equipment, automobile shock absorbers, hydraulic machinery and the like. However, when the traditional joint ball bearing is coated with an anticorrosive coating, the anticorrosive coating is directly coated on the surface of each structure of the joint ball, and the joint ball made of stainless steel is smooth, so that the adhesion of the anticorrosive coating is insufficient, and the anticorrosive coating falls off after the bearing is used for a long time, so that the joint bearing is easy to corrode, and the service life of the joint ball bearing is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a corrosion-resistant stainless steel joint ball bearing to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a corrosion-resistant stainless steel ball joint bearing comprising: the ball socket comprises a ball socket, a rotating ball head, a shell anticorrosive layer, an inner ball anticorrosive layer and an inner ring anticorrosive layer, wherein the ball socket is externally fixed, the shell anticorrosive layer is used for preventing corrosion inside the ball socket, the inner ball anticorrosive layer is used for preventing corrosion on the outer surface of the ball head, the inner ring anticorrosive layer is used for preventing corrosion on the inner ring of the ball head, the shell reinforced layer is fixedly installed on the wall surface of the inner ring of the ball socket and is a steel wire layer, the ball socket is reinforced by winding the steel wire on the inner surface of the ball socket, the inner ring of the ball socket is provided with the shell anticorrosive layer, the shell anticorrosive layer is coated on the shell reinforced layer, a lubricating pad is arranged inside the ball socket and is a circular ring, the lubricating pad is clamped between the ball socket and the ball head, the ball head is clamped inside the ball socket, the inner ring of the ball head is provided with the inner ring, the inner ball reinforcing layer is a steel wire layer, the ball head is reinforced by winding the steel wire on the outer surface of the ball head, the outer surface of the ball head is provided with an inner ball anticorrosive layer for protecting the outer side of the ball head from corrosion, and the inner ball anticorrosive layer is coated on the inner ball reinforcing layer.

Preferably, the ball socket is an outer ring of the bearing made of stainless steel, and the ball socket has the characteristics of high hardness, friction resistance and corrosion resistance.

Preferably, the steel wire on the shell reinforcing layer increases the attachment area of the shell anticorrosive layer.

Preferably, the lubricating pad is made of polytetrafluoroethylene fabric, so that the ball socket can be prevented from being in direct contact with the ball head, and the wear resistance of the ball socket and the ball head is improved.

Preferably, the steel wire on the inner ball reinforcing layer increases the attachment area of the inner ball anticorrosive layer.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model has simple structure and convenient use, the reinforcing layer made of steel wires is arranged on the joint ball, the reinforcing layer can reinforce the joint ball bearing, and the anticorrosive layer is coated on the casing reinforcing layer, so that the adhesion area of the anticorrosive layer is increased through the steel wires on the reinforcing layer, the anticorrosive layer is not easy to fall off, and the problem that the anticorrosive layer falls off due to long-time use is avoided, thereby the joint ball is corroded and the service life of the joint ball is influenced;

2. the utility model discloses still simultaneously through set up the lubrication pad in the middle of ball socket and bulb, the lubrication pad block can avoid the ball socket direct with the bulb contact increased the wear degree of ball socket and bulb in the middle of ball socket and bulb.

Drawings

FIG. 1 is a front cross-sectional view of a corrosion-resistant stainless steel ball joint of the present invention;

FIG. 2 is a top view of the corrosion-resistant stainless steel joint ball bearing of the present invention;

fig. 3 is the utility model discloses a 3 cross-sectional views of corrosion-resistant stainless steel joint ball bearing's casing back up coat.

In the figure: 1. a ball socket; 2. a ball head; 3. a shell reinforcement layer; 4. a shell anticorrosive layer; 5. a lubrication pad; 6. an inner ball anticorrosive layer; 7. an inner ball reinforcement layer; 8. and an inner ring anticorrosive layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a corrosion-resistant stainless steel ball joint bearing comprising: the ball socket comprises a ball socket 1 fixed on the outside, a rotating ball head 2 used on the inside, a shell anticorrosive layer 4 used for preventing corrosion to the inside of the ball socket 1, an inner ball anticorrosive layer 6 used for preventing corrosion to the outer surface of the ball head 2 and an inner ring anticorrosive layer 8 used for preventing corrosion to the inner ring of the ball head 2, wherein the ball socket 1 is a bearing outer ring made of stainless steel materials, the ball socket 1 has the characteristics of high hardness, abrasion resistance and corrosion resistance, the shell reinforcing layer 3 is fixedly arranged on the inner ring wall surface of the ball socket 1, the shell reinforcing layer 3 is a steel wire layer, the ball socket 1 is reinforced by winding the steel wire on the inner surface of the ball socket 1, the shell reinforcing layer 3 is fixedly connected with the inner ring of the ball socket 1 through welding, the shell anticorrosive layer 4 is arranged on the inner ring of the ball socket 1, the shell anticorrosive layer 4 is made of a corrosion-resistant coating material, the shell anticorrosive layer 4 is coated on the shell reinforcing, the anti-corrosion layer 4 of the shell is not easy to fall off, the anti-corrosion layer 4 of the shell is prevented from falling off after long-time use, the inner surface of the ball socket 1 is corroded to influence the use of the ball socket 1, the lubricating pad 5 is arranged inside the ball socket 1 and is a circular ring, the lubricating pad 5 is clamped between the ball socket 1 and the ball head 2, the lubricating pad 5 is made of polytetrafluoroethylene fabric, the ball socket 1 is prevented from being directly contacted with the ball head 2 to increase the wear resistance of the ball socket 1 and the ball head 2, the ball head 2 is clamped inside the ball socket 1 and is clamped with the ball head 2 to form a complete joint ball bearing, the inner ring of the ball head 2 is provided with the inner ring anti-corrosion layer 8, the inner ring anti-corrosion layer 8 is coated on the inner surface of the ball head 2, the problem that the service life of the joint is influenced by the corrosion of the long-term contact between the inner surface of the ball head 2 and other objects, inner ball back up coat 7 is a steel wire layer, consolidate bulb 2 through coiling the steel wire at 2 external surfaces of bulb, and inner ball back up coat 7 is through welding and 2 external surface fixed connections of bulb, 2 external surfaces of bulb set up and are used for protecting 2 anticorrosive inner ball anticorrosive coating 6 in the bulb outside, on inner ball back up coat 7 of 6 applications of inner ball anticorrosive coating, steel wire through on the inner ball back up coat 7 adds the area of attachment of inner ball anticorrosive coating 6, make can the inner ball anticorrosive coating 6 be difficult for droing, avoided long-time use to lead to inner ball anticorrosive coating 6 to drop, thereby make 2 external surfaces of bulb corroded, influence joint ball bearing's use.

The working principle is as follows: when the utility model is used, the inner ball reinforcing layer 7 reinforces the ball head 2 by coiling the steel wire on the outer surface of the ball head 2, the shell anticorrosive coating 4 is coated on the shell reinforcing layer 3, the corrosion-resistant coating is not easy to fall off through the steel wire on the shell reinforcing layer 3 and the attachment area of the shell anticorrosive coating 4, the corrosion-resistant coating is prevented from falling off after long-term use, thereby the inner surface of the ball socket 1 is corroded to influence the use of the ball socket 1, the inner ring anticorrosive coating 8 can prevent the inner surface of the ball head 2 from contacting other objects for a long time and being corroded to influence the service life of the joint ball bearing, the inner ball reinforcing layer 7 reinforces the ball head 2 by coiling the steel wire on the outer surface of the ball head 2, the inner ball anticorrosive coating 6 is coated on the inner ball reinforcing layer 7, the inner ball anticorrosive coating 6 is not easy to fall off through the attachment area of the steel wire on the inner ball reinforcing layer, avoided long-time use to lead to interior ball anticorrosive coating 6 to drop to make 2 surfaces of bulb corroded, influence joint ball bearing's use, lubricated pad 5 block simultaneously in the middle of ball socket 1 and bulb 2, can avoid ball socket 1 direct and the contact of bulb 2 to increase ball socket 1 and bulb 2's wear-resisting degree, have simple structure, convenient to use, excellent in use effect's advantage.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a corrosion-resistant stainless steel joint ball bearing which characterized in that: the method comprises the following steps: the ball socket comprises a ball socket (1) with the outer part fixed, a rotating ball head (2) with the inner part, a shell anticorrosive layer (4) for preventing corrosion to the inner part of the ball socket (1), an inner ball anticorrosive layer (6) for preventing corrosion to the outer surface of the ball head (2) and an inner ring anticorrosive layer (8) for preventing corrosion to the inner ring of the ball head (2), wherein a shell reinforcing layer (3) is fixedly installed on the wall surface of the inner ring of the ball socket (1), the shell anticorrosive layer (4) is arranged on the inner ring of the ball socket (1), the shell anticorrosive layer (4) is coated on the shell reinforcing layer (3), a lubricating pad (5) is arranged inside the ball socket (1), the ball head (2) is clamped inside the ball socket (1), an inner ball reinforcing layer (7) for reinforcing the ball head (2) is fixedly installed on the outer surface of the ball head (2), the inner ball anticorrosive layer (6) for protecting the outer side, the inner ball anticorrosive layer (6) is coated on the inner ball reinforcing layer (7).

2. A corrosion-resistant stainless steel ball joint according to claim 1, wherein: the shell reinforcing layer (3) is a steel wire layer, and the steel wire layer is wound on the inner surface of the ball socket (1) to reinforce the ball socket (1).

3. A corrosion-resistant stainless steel ball joint according to claim 1, wherein: the lubricating pad (5) is a circular ring, and the lubricating pad (5) is clamped between the ball socket (1) and the ball head (2).

4. A corrosion-resistant stainless steel ball joint according to claim 1, wherein: an inner ring anticorrosive layer (8) is arranged on the inner ring of the ball head (2), and the inner ring anticorrosive layer (8) is coated on the inner surface of the ball head (2).

5. A corrosion-resistant stainless steel ball joint according to claim 1, wherein: the inner ball reinforcing layer (7) is a steel wire layer, and the steel wire layer is wound on the outer surface of the ball head (2) to reinforce the ball head (2).