CN216922854U - Special joint bearing for underwater robot - Google Patents
Special joint bearing for underwater robot Download PDFInfo
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- CN216922854U CN216922854U CN202220228984.9U CN202220228984U CN216922854U CN 216922854 U CN216922854 U CN 216922854U CN 202220228984 U CN202220228984 U CN 202220228984U CN 216922854 U CN216922854 U CN 216922854U
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- hole fixing
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Abstract
The utility model discloses a special joint bearing for an underwater robot, which comprises an installation body, a spherical bearing internal part and a spherical hole fixing external part, wherein the spherical bearing internal part is integrally constructed by duplex stainless steel, the spherical hole fixing external part adopts a two-half structure, so that the assembly of the spherical hole fixing external part and the spherical bearing internal part is convenient, the spherical hole fixing external part is made of polytetrafluoroethylene and can play a good self-lubricating role, the service life of the special joint bearing is prolonged, the assembled joint bearing is pressed in an installation hole in the installation body through a press, and the spherical hole fixing external part is in interference fit with the installation hole.
Description
Technical Field
The utility model relates to the technical field of bearings, in particular to a special joint bearing for an underwater robot.
Background
The underwater robot plays an important role in the field of deep sea exploration, because a mechanical arm of the robot needs to rotate flexibly, a joint bearing needs to be arranged in the robot, the joint bearing is a spherical sliding bearing, the sliding contact surfaces of the spherical sliding bearing are an inner spherical surface and an outer spherical surface, the spherical sliding bearing can rotate and swing at any angle during movement, an inner ring and an outer ring of the conventional joint bearing are of an integrated structure, the assembly between the inner ring and the outer ring is not facilitated, the inner ring and the outer ring are made of stainless steel materials, lubricating oil is generally filled or a sliding film is plated for small friction, and the friction reducing effect is gradually weakened along with the increase of the working time of the joint bearing in the two modes, so the special joint bearing for the underwater robot is provided by the utility model.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the embodiment of the utility model provides a special joint bearing for an underwater robot, which is used for solving the problems in the background technology.
The embodiment of the application discloses: a special joint bearing for an underwater robot comprises an installation body, a spherical bearing internal part and a spherical hole fixing external part, wherein the spherical bearing internal part is connected in the spherical hole fixing external part in a sliding mode, the spherical hole fixing external part is of a two-half structure, the spherical bearing internal part and the spherical hole fixing external part are convenient to assemble, and the assembled special joint bearing is pressed in the installation hole in the installation body through a pressing machine.
Preferably, the spherical bearing internals are constructed integrally from a duplex stainless steel material.
Preferably, the ball hole fixing outer member is made of polytetrafluoroethylene.
Preferably, the ball hole fixing outer piece is provided with a woven fabric interlayer.
Preferably, a positioning pin and a positioning hole are respectively arranged on the opposite surfaces of the two halves of the ball hole fixing outer piece.
The utility model has the following beneficial effects: the special oscillating bearing comprises a spherical bearing internal part and a spherical hole fixing external part, wherein the spherical bearing internal part is integrally formed by duplex stainless steel, the spherical hole fixing external part is of a two-half structure, so that the spherical hole fixing external part and the spherical bearing internal part can be conveniently assembled, the spherical hole fixing external part is made of polytetrafluoroethylene and can play a good self-lubricating role, the service life of the special oscillating bearing is prolonged, the assembled oscillating bearing is pressed into a mounting hole in a mounting body through a press, and the spherical hole fixing external part is in interference fit with the mounting hole.
In order to make the aforementioned and other objects, features and advantages of the utility model comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of a special joint bearing for an underwater robot.
Reference numerals of the above figures: 1. installing a body; 2. a spherical bearing inner member; 3. the outer piece is fixed through the ball hole; 4. and (7) installing holes.
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.
Referring to fig. 1, the special oscillating bearing for the underwater robot comprises an installation body 1, a spherical bearing internal part 2 and a spherical hole fixing external part 3, wherein the spherical bearing internal part 2 is connected in the spherical hole fixing external part 3 in a sliding mode, the spherical hole fixing external part 3 is of a two-half structure, the spherical bearing internal part 2 and the spherical hole fixing external part 3 are convenient to assemble, and the assembled special oscillating bearing is pressed in an installation hole 4 in the installation body 1 through a pressing machine.
The spherical bearing inner part 2 is integrally constructed by a duplex stainless steel material, so that the processing and the installation are convenient, and the strength, the cold resistance and the heat resistance of the spherical bearing inner part 2 can be ensured.
The ball hole fixing outer piece 3 is made of polytetrafluoroethylene, so that the cold resistance, the heat resistance and the corrosion resistance of the ball hole fixing outer piece 3 are guaranteed, the friction coefficient of the polytetrafluoroethylene is low, a good self-lubricating effect can be achieved, and the service life of the special type joint bearing is prolonged.
The ball hole fixing outer piece 3 is provided with a woven fabric interlayer, so that the toughness of the ball hole fixing outer piece is enhanced.
And a positioning pin and a positioning hole are respectively arranged on the opposite surfaces of the two halves of the ball hole fixing external part, so that the ball hole fixing external part can be conveniently assembled and positioned.
The beneficial effects of the embodiment of the application are as follows: the special oscillating bearing comprises a spherical bearing internal part 2 integrally formed by duplex stainless steel and a spherical hole fixing external part 3 adopting a two-half structure, so that the spherical hole fixing external part 3 and the spherical bearing internal part 2 are convenient to assemble, the spherical hole fixing external part 3 is made of polytetrafluoroethylene and can play a good self-lubricating role, the service life of the special oscillating bearing is prolonged, the assembled oscillating bearing is pressed into a mounting hole 4 on a mounting body 1 through a press, and the spherical hole fixing external part is in interference fit with the mounting hole 4.
The principle and the implementation mode of the utility model are explained by applying specific embodiments in the utility model, and the description of the embodiments is only used for helping to understand the method and the core idea of the utility model; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (5)
1. The utility model provides a special joint bearing for underwater robot which characterized in that: the special oscillating bearing comprises an installation body, a spherical bearing internal part and a spherical hole fixing external part, wherein the spherical bearing internal part is connected in the spherical hole fixing external part in a sliding mode, the spherical hole fixing external part is of a two-half structure, the spherical bearing internal part and the spherical hole fixing external part are convenient to assemble, and the assembled special oscillating bearing is pressed in an installation hole in the installation body through a pressing machine.
2. A special spherical plain bearing for an underwater robot as claimed in claim 1, wherein: the spherical bearing inner part is integrally constructed by duplex stainless steel materials.
3. A special spherical plain bearing for an underwater robot as claimed in claim 1, wherein: the ball hole fixing outer piece is made of polytetrafluoroethylene.
4. A special spherical plain bearing for an underwater robot as claimed in claim 3, wherein: the ball hole fixing external piece is provided with a woven fabric interlayer.
5. A special spherical plain bearing for an underwater robot as claimed in claim 1, wherein: and a positioning pin and a positioning hole are respectively arranged on the opposite surfaces of the two halves of the ball hole fixing external piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220228984.9U CN216922854U (en) | 2022-01-27 | 2022-01-27 | Special joint bearing for underwater robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220228984.9U CN216922854U (en) | 2022-01-27 | 2022-01-27 | Special joint bearing for underwater robot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216922854U true CN216922854U (en) | 2022-07-08 |
Family
ID=82264435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220228984.9U Active CN216922854U (en) | 2022-01-27 | 2022-01-27 | Special joint bearing for underwater robot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216922854U (en) |
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2022
- 2022-01-27 CN CN202220228984.9U patent/CN216922854U/en active Active
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