CN216519184U - Aviation low-speed heavy load self-lubricating joint bearing - Google Patents
Aviation low-speed heavy load self-lubricating joint bearing Download PDFInfo
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- CN216519184U CN216519184U CN202123173483.XU CN202123173483U CN216519184U CN 216519184 U CN216519184 U CN 216519184U CN 202123173483 U CN202123173483 U CN 202123173483U CN 216519184 U CN216519184 U CN 216519184U
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Abstract
The utility model discloses an aviation low-speed heavy-load self-lubricating oscillating bearing which comprises a housing and an inner ring, wherein the housing comprises a first substrate layer, the top of the first substrate layer is fixedly connected with a metal ceramic layer, the bottom of the first substrate layer is fixedly connected with a stainless steel layer, the inner ring comprises a second substrate layer, and the top of the second substrate layer is fixedly connected with an ultrahigh-strength steel layer. According to the utility model, the metal ceramic layer fixedly connected to the top of the first substrate layer enables the housing to have very high strength, the stainless steel layer fixedly connected to the bottom of the first substrate layer enables the housing to have very high strength, the ultrahigh-strength steel layer fixedly connected to the top of the second substrate layer has very high strength, and the titanium alloy layer fixedly connected to the bottom of the second substrate layer has very high strength.
Description
Technical Field
The utility model relates to the technical field of bearings, in particular to an aviation low-speed heavy-load self-lubricating joint bearing.
Background
The bearing is an important part in 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 bearing relates to an aviation low-speed heavy-load self-lubricating joint bearing, and the existing joint bearing is not high in strength and easy to deform or wear.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an aviation low-speed heavy-load self-lubricating knuckle bearing which has the advantage of high strength and solves the problem that the existing knuckle bearing is easy to deform or wear due to low strength.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an aviation low-speed heavy load self-lubricating joint bearing, includes housing and inner circle, the housing includes first stratum basale, the top fixedly connected with cermet layer of first stratum basale, the bottom fixedly connected with stainless steel layer of first stratum basale, the inner circle includes the second stratum basale, the top fixedly connected with superhigh strength steel layer of second stratum basale, the bottom fixedly connected with titanium alloy layer of second stratum basale.
Preferably, the thickness of the cermet layer is the same as that of the stainless steel layer, and the thickness of the cermet layer is 0.22-0.26 times that of the first substrate layer.
Preferably, the thickness of the ultra-high strength steel layer is the same as that of the titanium alloy layer, and the thickness of the ultra-high strength steel layer is 0.33-0.38 times that of the second substrate layer.
Preferably, the inner surface of the housing is provided with an inner ring, the housing is circular, and the middle end of the outer surface of the housing is provided with an annular groove.
Preferably, the inner surface of the inner ring is provided with an insert which is hexagonal and is made of a copper alloy material.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the metal ceramic layer fixedly connected to the top of the first substrate layer enables the housing to have very high strength, the stainless steel layer fixedly connected to the bottom of the first substrate layer enables the housing to have very high strength, the ultrahigh-strength steel layer fixedly connected to the top of the second substrate layer enables the ultrahigh-strength steel layer fixedly connected to the bottom of the second substrate layer to have very high strength, and the titanium alloy layer fixedly connected to the bottom of the second substrate layer has very high strength.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the housing of the present invention;
FIG. 3 is a schematic cross-sectional view of the inner ring of the present invention.
In the figure: 1. a housing; 101. a first substrate layer; 102. a cermet layer; 103. a stainless steel layer; 2. an inner ring; 201. a second substrate layer; 202. an ultra-high strength steel layer; 203. a titanium alloy layer; 3. an annular groove; 4. and (5) an embedded block.
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 to 3, an aviation low-speed heavy-load self-lubricating spherical plain bearing comprises a housing 1 and an inner ring 2, wherein the inner ring 2 is arranged on the inner surface of the housing 1, the housing 1 is circular, an annular groove 3 is formed in the middle end of the outer surface of the housing 1, an insert 4 is arranged on the inner surface of the inner ring 2, the insert 4 is hexagonal, the insert 4 is made of a copper alloy material, the housing 1 comprises a first substrate layer 101, a cermet layer 102 is fixedly connected to the top of the first substrate layer 101, the thickness of the cermet layer 102 is the same as that of a stainless steel layer 103, the thickness of the cermet layer 102 is 0.22 to 0.26 times of that of the first substrate layer 101, the stainless steel layer 103 is fixedly connected to the bottom of the first substrate layer 101, the inner ring 2 comprises a second substrate layer 201, an ultra-high-strength steel layer 202 is fixedly connected to the top of the second substrate layer 201, and the ultra-high-strength steel layer 202 is the same as that of a titanium alloy layer 203, the thickness of the ultra-high strength steel layer 202 is 0.33-0.38 times of the thickness of the second substrate layer 201, the bottom of the second substrate layer 201 is fixedly connected with the titanium alloy layer 203, the cermet layer 102 fixedly connected to the top of the first substrate layer 101 enables the housing 1 to have very high strength, the stainless steel layer 103 fixedly connected to the bottom of the first substrate layer 101 enables the housing 1 to have very high strength, the ultra-high strength steel layer 202 fixedly connected to the top of the second substrate layer 201 has very high strength, the titanium alloy layer 203 fixedly connected to the bottom of the second substrate layer 201 has very high strength, and the purpose of high strength is achieved through the matching of the above structures.
During the use, cermet layer 102 at first stratum basale 101 top fixed connection makes housing 1 possess very high intensity, stainless steel layer 103 at first stratum basale 101 bottom fixed connection makes housing 1 possess very high intensity, the super high strength steel layer 202 at second stratum basale 201 top fixed connection possesses very high intensity, titanium alloy layer 203 at second stratum basale 201 bottom fixed connection possesses very high intensity, through the cooperation of above structure, the purpose that intensity is high has been reached, the not high intensity of having solved current joint bearing, lead to its easy deformation or the problem of wearing and tearing.
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 (5)
1. The utility model provides an aviation low-speed heavy load self-lubricating joint bearing, includes housing (1) and inner circle (2), its characterized in that: the encloser (1) comprises a first base layer (101), the top of the first base layer (101) is fixedly connected with a metal ceramic layer (102), the bottom of the first base layer (101) is fixedly connected with a stainless steel layer (103), the inner ring (2) comprises a second base layer (201), the top of the second base layer (201) is fixedly connected with an ultrahigh-strength steel layer (202), and the bottom of the second base layer (201) is fixedly connected with a titanium alloy layer (203).
2. The aviation low-speed heavy-load self-lubricating spherical plain bearing of claim 1, characterized in that: the thickness of the metal ceramic layer (102) is the same as that of the stainless steel layer (103), and the thickness of the metal ceramic layer (102) is 0.22-0.26 times of that of the first substrate layer (101).
3. The aviation low-speed heavy-load self-lubricating spherical plain bearing of claim 1, characterized in that: the thickness of the ultrahigh-strength steel layer (202) is the same as that of the titanium alloy layer (203), and the thickness of the ultrahigh-strength steel layer (202) is 0.33-0.38 times of that of the second substrate layer (201).
4. The aviation low-speed heavy-load self-lubricating spherical plain bearing of claim 1, characterized in that: the inner ring (2) is arranged on the inner surface of the housing (1), the housing (1) is circular, and the annular groove (3) is formed in the middle end of the outer surface of the housing (1).
5. The aviation low-speed heavy-load self-lubricating spherical plain bearing of claim 1, characterized in that: the inner surface of the inner ring (2) is provided with an insert (4), the insert (4) is hexagonal, and the insert (4) is made of a copper alloy material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123173483.XU CN216519184U (en) | 2021-12-16 | 2021-12-16 | Aviation low-speed heavy load self-lubricating joint bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123173483.XU CN216519184U (en) | 2021-12-16 | 2021-12-16 | Aviation low-speed heavy load self-lubricating joint bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216519184U true CN216519184U (en) | 2022-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123173483.XU Active CN216519184U (en) | 2021-12-16 | 2021-12-16 | Aviation low-speed heavy load self-lubricating joint bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216519184U (en) |
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2021
- 2021-12-16 CN CN202123173483.XU patent/CN216519184U/en active Active
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