CN211009567U

CN211009567U - Friction-resistant robot joint bearing

Info

Publication number: CN211009567U
Application number: CN201921996774.9U
Authority: CN
Inventors: 沈丽民
Original assignee: Guangdong Yulong Technology Co ltd
Current assignee: Guangdong Yulong Technology Co ltd
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-07-14
Anticipated expiration: 2029-11-19

Abstract

The utility model discloses a antifriction robot joint bearing, including outer lane, steel ball and inner circle, the outer lane includes first anticorrosive coating, high manganese steel layer and carbon fiber layer, first anticorrosive coating scribbles the surface of locating high manganese steel layer, high manganese steel layer is located the surface of carbon fiber layer, the steel ball includes polyformaldehyde layer and carbon steel layer, polyformaldehyde layer is located the surface of carbon steel layer, the inner circle includes babbitt alloy layer, alloy steel layer and second anticorrosive coating, babbitt alloy layer is located the surface of alloy steel layer, the inner wall on alloy steel layer is scribbled to second anticorrosive coating, the steel ball is located between outer lane and the inner circle, the quantity of steel ball is ten, first anticorrosive coating is perchloroethylene paint. The utility model discloses a carbon fiber layer, polyformaldehyde layer and pastoral layer mutually support, have solved present robot joint bearing antifriction effect not good, lead to the problem that life is short.

Description

Friction-resistant robot joint bearing

Technical Field

The utility model relates to a joint bearing technical field specifically is a antifriction robot joint bearing.

Background

The joint bearing is a spherical sliding bearing, the sliding contact surface of the joint bearing is an inner spherical surface and an outer spherical surface, the joint bearing can rotate and swing at any angle during movement, the joint bearing is manufactured by adopting a plurality of special processing methods such as surface phosphorization, blasting, pad embedding, spraying and the like, along with the development of scientific technology, the joint bearing is more and more applied to the related field of robots, but the existing robot joint bearing has poor friction resistance effect and short service life, and therefore, the friction-resistant robot joint bearing is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a antifriction robot joint bearing possesses the effectual advantage of antifriction, and it is not good to have solved present robot joint bearing antifriction effect, leads to the short problem of life.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a antifriction robot joint bearing, includes outer lane, steel ball and inner circle, the outer lane includes first anticorrosive coating, high manganese steel layer and carbon fiber layer, the surface on high manganese steel layer is scribbled to first anticorrosive coating, high manganese steel layer is located the surface on carbon fiber layer, the steel ball includes polyformaldehyde layer and carbon steel layer, polyformaldehyde layer is located the surface on carbon steel layer, the inner circle includes babbitt alloy layer, alloy steel layer and second anticorrosive coating, babbitt alloy layer is located the surface on alloy steel layer, the inner wall on alloy steel layer is scribbled to second anticorrosive coating.

Preferably, the steel balls are positioned between the outer ring and the inner ring, and the number of the steel balls is ten.

Preferably, the first anticorrosive coating is perchloroethylene paint, and the second anticorrosive coating is polyurethane paint.

Preferably, the thicknesses of the outer ring and the inner ring are equal, the thicknesses of the first anticorrosive coating and the second anticorrosive coating are equal, and the thicknesses of the high-manganese steel layer, the carbon fiber layer, the Babbitt metal layer and the alloy steel layer are equal.

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

the utility model discloses a carbon fiber layer, polyformaldehyde layer and babbitt metal layer, utilize the carbon fiber layer to have high temperature resistant, antifriction, it is electrically conductive, characteristics such as heat conduction and corrosion resistance, utilize the polyformaldehyde layer to have good comprehensive properties, the hydroscopicity is little, the size is stable, physics and mechanical properties exceed nylon, elastic modulus and hardness are high, it is corrosion-resistant, coefficient of friction is low and stable etc. utilize the babbitt metal layer to be the most widely known bearing material, tin base and the lead base bearing alloy that has the antifriction characteristic, inventive by the american babbitt, adopt the antifriction material of three kinds of differences, can reduce the outer lane, the friction between steel ball and the inner circle, thereby improve bearing life, it is not good to have solved present robot joint bearing antifriction effect, lead to the short problem of life.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application, and in which:

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

FIG. 2 is a schematic view of the outer ring structure of the present invention;

FIG. 3 is a schematic view of the structure of the steel ball of the present invention;

fig. 4 is a schematic view of the inner ring structure of the present invention.

In the figure: 1. an outer ring; 11. a first corrosion resistant coating; 12. a high manganese steel layer; 13. a carbon fiber layer; 2. steel balls; 21. a polyoxymethylene layer; 22. a carbon steel layer; 3. an inner ring; 31. a Babbitt metal layer; 32. an alloy steel layer; 33. a second corrosion resistant coating.

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.

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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses an outer lane 1, first anticorrosive coating 11, high manganese steel layer 12, carbon fiber layer 13, steel ball 2, polyformaldehyde layer 21, carbon steel layer 22, inner circle 3, babbit alloy layer 31, alloy steel layer 32 and second anticorrosive coating 33 part are the parts that general standard spare or technical field personnel know, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

Referring to fig. 1-4, a friction-resistant robot joint bearing includes an outer ring 1, steel balls 2 and an inner ring 3, the steel balls 2 are located between the outer ring 1 and the inner ring 3, the number of the steel balls 2 is ten, the outer ring 1 includes a first anti-corrosion coating 11, a high manganese steel layer 12 and a carbon fiber layer 13, the first anti-corrosion coating 11 is coated on the outer surface of the high manganese steel layer 12, the high manganese steel layer 12 is located on the outer surface of the carbon fiber layer 13, the steel balls 2 include a polyoxymethylene layer 21 and a carbon steel layer 22, the polyoxymethylene layer 21 is located on the outer surface of the carbon steel layer 22, the inner ring 3 includes a babbitt layer 31, an alloy steel layer 32 and a second anti-corrosion coating 33, the babbitt layer 31 is located on the outer surface of the alloy steel layer 32, the second anti-corrosion coating 33 is coated on the inner wall of the alloy steel layer 32, and the carbon fiber layer 13, the polyoxymethylene layer 21 and, The characteristics of electric conduction, heat conduction, corrosion resistance and the like are utilized, the polyformaldehyde layer 21 has excellent comprehensive performance, small water absorption, stable size, physical and mechanical properties exceeding those of nylon, high elastic modulus and hardness, corrosion resistance, low and stable friction coefficient and the like, the Babbitt alloy layer 31 is the most widely known bearing material, and a tin-based bearing alloy and a lead-based bearing alloy with antifriction characteristics are invented by America people Babbit, the friction among the outer ring 1, the steel ball 2 and the inner ring 3 can be reduced by adopting three different antifriction materials, so that the service life of the bearing is prolonged, the problem of short service life caused by poor friction resistance effect of the conventional robot knuckle bearing is solved, the first anticorrosive coating 11 is perchloroethylene paint, the second anticorrosive coating 33 is polyurethane paint, the thicknesses of the outer ring 1 and the inner ring 3 are equal, and the thicknesses of the first anticorrosive coating 11 and the second anticorrosive coating 33 are equal, the high manganese steel layer 12, the carbon fiber layer 13, the babbitt metal layer 31 and the alloy steel layer 32 are equal in thickness.

When the bearing is used, the carbon fiber layer 13, the polyformaldehyde layer 21 and the Babbitt metal layer 31 are utilized, the characteristics of high temperature resistance, friction resistance, electric conduction, heat conduction, corrosion resistance and the like of the carbon fiber layer 13 are utilized, the polyformaldehyde layer 21 has excellent comprehensive performance, small water absorption, stable size, physical and mechanical properties exceeding nylon, high elastic modulus and hardness, corrosion resistance, low and stable friction coefficient and the like, the Babbitt metal layer 31 is the most widely known bearing material, and the tin-based and lead-based bearing alloy with the antifriction property is invented by Paeonia America, and the friction among the outer ring 1, the steel ball 2 and the inner ring 3 can be reduced by adopting three different antifriction materials, so that the service life of the bearing is prolonged, and the problem that the friction resistance effect of the existing robot knuckle bearing is poor and the service life is short is caused is.

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 antifriction robot joint bearing, includes outer lane (1), steel ball (2) and inner circle (3), its characterized in that: the outer ring (1) comprises a first anticorrosive coating (11), a high-manganese steel layer (12) and a carbon fiber layer (13), the outer surface of the high-manganese steel layer (12) is coated on the first anticorrosive coating (11), the high-manganese steel layer (12) is located on the outer surface of the carbon fiber layer (13), the steel ball (2) comprises a polyformaldehyde layer (21) and a carbon steel layer (22), the polyformaldehyde layer (21) is located on the outer surface of the carbon steel layer (22), the inner ring (3) comprises a Babbitt alloy layer (31), an alloy steel layer (32) and a second anticorrosive coating (33), the Babbitt alloy layer (31) is located on the outer surface of the alloy steel layer (32), and the inner wall of the alloy steel layer (32) is coated on the second anticorrosive coating (33).

2. The friction-resistant robot joint bearing according to claim 1, wherein: the steel balls (2) are positioned between the outer ring (1) and the inner ring (3), and the number of the steel balls (2) is ten.

3. The friction-resistant robot joint bearing according to claim 1, wherein: the first anticorrosive coating (11) is perchloroethylene paint, and the second anticorrosive coating (33) is polyurethane paint.

4. The friction-resistant robot joint bearing according to claim 1, wherein: the thickness of the outer ring (1) is equal to that of the inner ring (3), the thickness of the first anticorrosive coating (11) is equal to that of the second anticorrosive coating (33), and the thickness of the high-manganese steel layer (12), the thickness of the carbon fiber layer (13), the thickness of the Babbitt alloy layer (31) is equal to that of the alloy steel layer (32).