CN220268211U - Self-lubricating ball joint bearing with assembly seat - Google Patents
Self-lubricating ball joint bearing with assembly seat Download PDFInfo
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- CN220268211U CN220268211U CN202322039588.9U CN202322039588U CN220268211U CN 220268211 U CN220268211 U CN 220268211U CN 202322039588 U CN202322039588 U CN 202322039588U CN 220268211 U CN220268211 U CN 220268211U
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- groove
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- seat
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- 239000000428 dust Substances 0.000 claims description 44
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 17
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 17
- 210000002421 cell wall Anatomy 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 16
- 210000004907 gland Anatomy 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 238000012856 packing Methods 0.000 abstract 2
- 230000000694 effects Effects 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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- Pivots And Pivotal Connections (AREA)
Abstract
The application discloses take assembly seat self-lubricating bulb joint bearing relates to joint bearing's field, and it includes bearing frame and joint bearing, the bearing frame is equipped with the mounting groove, joint bearing embedding mounting groove, the bearing frame is equipped with stop screw, stop screw passes the bearing frame and imbeds joint bearing, the bearing frame is equipped with the packing ring, one side that stop screw head is close to the bearing frame supports tight packing ring, through above-mentioned technical scheme, need carry out joint bearing and bearing frame's fixed through stop screw for joint bearing's installation is more convenient, and need not to carry out auxiliary fixation through components such as gland, and saves installation space, the installation of other components of being convenient for sets up the gasket, reduces the condition of damaging the bearing frame in the dismantlement process, secondly increases the area of contact with the screw, reduces the not hard up condition of screw.
Description
Technical Field
The application relates to the field of knuckle bearings, and more particularly, to a self-lubricating ball joint bearing with an assembly seat.
Background
The joint bearing is a spherical sliding bearing, the sliding contact surface of which is an inner spherical surface and an outer spherical surface, and can rotate and swing at any angle during movement, and the joint bearing is manufactured by adopting a plurality of special process treatment methods such as surface phosphating, hole explosion, gasket inlay, spraying and the like.
Referring to fig. 1, a knuckle bearing 2 for use in the bottom of a railroad car is a bearing assembly that connects the car to a support beam. It is characterized by bearing axial force and radial force in horizontal direction. When the joint bearing 2 is assembled and fixed in practice, after the joint bearing 2 is installed in the bearing seat 1, one side of the joint bearing needs to be matched with the gland 3 to press the joint bearing 2, and the gland 3 is fixed, so that the installation is inconvenient and the improvement is needed.
Disclosure of Invention
In order to solve the problem of inconvenient installation of the joint bearing, the application provides a self-lubricating ball joint bearing with an assembly seat.
The application provides a take mount pad self-lubricating bulb joint bearing adopts following technical scheme:
the self-lubricating ball joint bearing with the assembly seat comprises a bearing seat and a joint bearing, wherein the bearing seat is provided with an installation groove, the joint bearing is embedded into the installation groove, the bearing seat is provided with a limit screw, and the limit screw penetrates through the bearing seat and is embedded into the joint bearing.
Through above-mentioned technical scheme, need carry out joint bearing and bearing frame's fixed through stop screw for joint bearing's installation is more convenient, and need not to carry out auxiliary fixation through components such as gland, and save installation space, the installation of other components of being convenient for.
Further, the bearing seat is provided with a gasket, and one side, close to the bearing seat, of the head of the limit screw abuts against the gasket.
Through above-mentioned technical scheme, set up the gasket, reduce the condition of dismantling the in-process damage bearing frame, secondly increase the area of contact with the screw, reduce the not hard up condition of screw.
Further, the joint bearing comprises an outer ring and a ball stud, the limit screw penetrates through the bearing seat and is embedded into the outer ring, the outer ring is provided with a rotating groove, the ball stud is embedded into the rotating groove and rotates in the rotating groove, the bearing seat is provided with a dust cover, and the dust cover limits dust to move towards the rotating groove.
Through above-mentioned technical scheme, stop screw passes the bearing frame and imbeds the outer lane in order to carry out the fixed of outer lane, sets up the dust cover, and the dust cover is used for reducing the dust and gets into the normal pivoted condition of groove influence bulb round pin.
Further, the dust cap extends in a direction away from the bearing housing in a direction away from the ball stud.
Through above-mentioned technical scheme, set up the dust cover along the direction of keeping away from the bearing frame towards the direction of keeping away from the bulb round pin and extend, reduce the dust cover to bulb round pin pivoted influence, secondly, block dust in the dust cover one side of keeping away from the bulb round pin, promoted dustproof effect.
Further, the wall of the mounting groove is provided with a first connecting groove, the dust cover is provided with a first connecting part, the first connecting part is embedded into the first connecting groove, and the outer wall of the outer ring abuts against the first connecting part.
Through above-mentioned technical scheme, set up spread groove one, the first embedding spread groove of the connecting portion of dust cover one, and contradict spread groove one through outer lane outer wall, reduced the circumstances of dust cover position offset, and compare in current installation mode through the snap ring chucking dust cover or from taking skeleton chucking dust cover, the structure is compacter, and it is more convenient to install.
Further, the first connecting groove is provided with a second connecting groove at the bottom, the second connecting groove extends towards the direction far away from the outer ring, one end of the first connecting part far away from the outer ring is provided with a second connecting part, and the second connecting part is embedded into the second connecting groove.
Through above-mentioned technical scheme, set up connecting portion two embedding spread groove two, restrict the dust cover along the axial removal of bulb round pin through spread groove two, promoted the fixed effect to the dust cover.
Further, the groove wall of the rotating groove is provided with a PTFE liner, one end of the PTFE liner abuts against the groove wall of the rotating groove, and the other end of the PTFE liner abuts against the ball pin.
Through above-mentioned technical scheme, set up the PTFE liner, and the PTFE liner contradicts the bulb round pin, through PTFE liner embedding rotation groove as the friction pair of bearing, can realize maintenance-free self-lubricating function, extension bulb round pin life-span.
Further, the bearing seat is provided with a first fixing hole, the first fixing hole is communicated with the bearing seat, and the first fixing hole is used for a screw to pass through.
Through the technical scheme, the first fixing hole is formed, the first fixing hole is used for a screw to penetrate through to fix the bearing seat and other parts, and the bearing seat is convenient to install.
Further, the joint bearing is provided with a second fixing hole, the second fixing hole penetrates through the ball pin, and the second fixing hole is used for a screw to penetrate through.
Through the technical scheme, the second fixing hole is formed, and the second fixing hole is used for a screw to penetrate through so as to connect the joint bearing with other parts, so that the joint bearing is connected with other parts more conveniently.
Further, the bottom of the mounting groove is provided with a yielding groove which is communicated with the rotating groove, and the yielding groove provides a yielding space for the ball pin deflection.
Through the technical scheme, the abdication groove is arranged, so that the ball pin has the deflection in the rotation process, and the ball pin rotates more flexibly.
In summary, the present application includes at least one of the following beneficial technical effects:
(1) The joint bearing and the bearing seat are fixed through the limit screw, so that the joint bearing is more convenient to install, auxiliary fixation is not needed through components such as a gland, the installation space is saved, and the installation of other components is facilitated;
(2) The gasket is arranged, so that the situation of damaging the bearing seat in the dismounting process is reduced, the contact area between the bearing seat and the screw is increased, and the loosening situation of the screw is reduced;
(3) Through setting up the PTFE liner, and the PTFE liner contradicts the bulb round pin, through PTFE liner embedding rotation groove as the friction pair of bearing, can realize maintenance-free self-lubricating function, extension bulb round pin life-span.
Drawings
FIG. 1 is a schematic diagram of a prior art bearing installation.
Fig. 2 is a schematic cross-sectional view of an embodiment.
Fig. 3 is a schematic top view of an embodiment.
Reference numerals: 1. a bearing seat; 2. a knuckle bearing; 3. a gland; 4. a mounting groove; 5. an outer ring; 6. a ball pin; 7. a PTFE liner; 8. a first fixing hole; 9. a second fixing hole; 10. a gasket; 11. a limit screw; 12. positioning holes; 13. a positioning groove; 14. a dust cover; 15. a first connecting part; 16. a second connecting part; 17. a first connecting groove; 18. a second connecting groove; 19. a rotating groove; 20. and (5) giving way.
Detailed Description
The present application is described in further detail below with reference to the accompanying drawings.
The embodiment of the application discloses a self-lubricating ball joint bearing with an assembly seat.
Examples:
referring to fig. 2, the self-lubricating ball joint bearing with the assembly seat comprises a bearing seat 1 and a joint bearing 2, wherein the bearing seat 1 is provided with a mounting groove 4, and the joint bearing 2 is embedded in the mounting groove 4. The knuckle bearing 2 comprises an outer ring 5 and a ball stud 6, the outer ring 5 is in split arrangement, the outer ring 5 comprises two semi-rings, the two semi-rings are spliced to form the outer ring 5, and the outer ring 5 is embedded into the mounting groove 4. The outer race 5 is provided with a rotation groove 19, and the ball stud 6 rotates in the rotation groove 19. The rotating groove 19 is also provided with a PTFE liner 7, one end of the PTFE liner 7 is abutted against the wall of the rotating groove 19, and the other end is abutted against the ball pin 6. The PTFE liner 7 is used for improving the self-lubricating function, facilitating the rotation of the ball stud 6, reducing the friction between the ball stud 6 and the wall of the rotating groove 19, and prolonging the service life of the ball stud 6. In actual use, a gap is reserved between one end of the PTFE liner 7, which is close to the ball stud 6, and the ball stud 6, so that the ball stud 6 rotates more flexibly, and secondly, the contact friction between the ball stud 6 and the PTFE liner 7 is reduced, and the service life of the ball stud 6 is further prolonged.
The bottom of the mounting groove 4 is provided with a relief groove 20, the relief groove 20 is communicated with the rotating groove 19, a gap is reserved between the bottom of the relief groove 20 and one end of the ball pin 6, which is close to the bottom of the relief groove 20, and the relief groove 20 provides a relief space for the deflection of the ball pin 6. In actual use, the ball stud 6 has a deflection of 5-6 degrees.
The ball pin 6 is provided with a second fixing hole 9, the second fixing hole 9 penetrates through the ball pin 6, the penetrating direction of the second fixing hole 9 is parallel to the axis direction of the ball pin 6, and the second fixing hole 9 is used for a screw to penetrate through so as to connect the ball pin 6 with other components.
Referring to fig. 2 and 3, the bearing seat 1 is provided with a gasket 10 and a limit screw 11, the gasket 10 is located at one end of the bearing seat 1 deviating from the mounting groove 4, the bearing seat 1 is provided with a positioning hole 12, one end of the outer ring 5 near the bottom of the mounting groove 4 is provided with a positioning groove 13, the positioning groove 13 is communicated with the positioning hole 12, the limit screw 11 passes through the gasket 10, passes through the positioning hole 12 and is embedded into the positioning groove 13 to limit the outer ring 5 to move, and at the moment, one side of the head of the limit screw 11 near the outer ring 5 abuts against the gasket 10.
The bearing housing 1 is provided with a dust cover 14, the dust cover 14 being adapted to restrict movement of dust towards the rotation slot 19. The dust cover 14 extends along the direction away from the bearing seat 1 towards the direction away from the ball stud 6, the dust cover 14 is provided with a first connecting part 15, the first connecting part 15 is positioned at one end of the dust cover 14 close to the bottom of the mounting groove 4, one end of the first connecting part 15 away from the ball stud 6 is provided with a second connecting part 16, and the second connecting part 16 extends towards the direction away from the ball stud 6. The cell wall of mounting groove 4 is equipped with spread groove one 17, and spread groove one 17 is located mounting groove 4 notch, and spread groove one 17 tank bottom is equipped with spread groove two 18, and spread groove two 18 extends towards the direction of keeping away from outer lane 5. When the dust cap 14 is mounted, the second connecting portion 16 is fitted into the second connecting groove 18 to restrict the dust cap 14 from moving in the axial direction of the ball stud 6. The first connecting part 15 is embedded into the first connecting groove 17, and one end of the first connecting part 15 away from the bottom of the first connecting groove 17 abuts against the outer wall of the outer ring 5.
In practical use, the dust cover 14 is made of an elastic material, and the second connecting portion 16 of the dust cover 14 is inserted into the second connecting groove 18, and the first connecting portion 15 is inserted into the first connecting groove 17 when the dust cover 14 is mounted. After the dust cap 14 is installed, the knuckle bearing 2 is inserted into the mounting groove 4 and abuts against the first connecting portion 15 to further restrict the movement of the dust cap 14. The dust cover 14 may be made of rubber, or alternatively, the dust cover 14 may be made of silica gel. In actual installation, the end of the dust cap 14 remote from the bottom of the installation groove 4 abuts against an external component to perform closed dust prevention, thereby restricting dust from entering the rotation groove 19.
The bearing seat 1 is also provided with a first fixing hole 8, the first fixing hole 8 penetrates through the bearing seat 1, the penetrating direction of the first fixing hole 8 is parallel to the axial direction of the ball pin 6, and the first fixing hole 8 is used for a screw to penetrate through.
The working principle of the embodiment is as follows:
in actual use, the second connecting part 16 of the dust cover 14 is inserted into the second connecting groove 18, the first connecting part 15 is inserted into the first connecting groove 17, the knuckle bearing 2 is then inserted into the mounting groove 4, and the limit screw 11 is inserted into the locating hole 12 and the locating groove 13 to limit the movement of the knuckle bearing 2 by bending the dust cover 14.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (10)
1. The utility model provides a take assembly seat self-lubricating bulb joint bearing, includes bearing frame (1) and joint bearing (2), its characterized in that: the bearing seat (1) is provided with a mounting groove (4), the joint bearing (2) is embedded into the mounting groove (4), the bearing seat (1) is provided with a limit screw (11), and the limit screw (11) penetrates through the bearing seat (1) and is embedded into the joint bearing (2).
2. The self-lubricating ball joint bearing with an assembly seat according to claim 1, wherein: the bearing seat (1) is provided with a gasket (10), and one side, close to the bearing seat (1), of the head of the limit screw (11) abuts against the gasket (10).
3. The self-lubricating ball joint bearing with an assembly seat according to claim 1, wherein: the joint bearing (2) comprises an outer ring (5) and a ball stud (6), the outer ring (5) is formed by splicing two semi-rings, a limit screw (11) penetrates through a bearing seat (1) and is embedded into the outer ring (5), the outer ring (5) is provided with a rotating groove (19), the ball stud (6) is embedded into the rotating groove (19) and rotates in the rotating groove (19), the bearing seat (1) is provided with a dust cover (14), and dust is limited by the dust cover (14) to move towards the rotating groove (19).
4. A self-lubricating ball joint bearing with a mounting socket as defined in claim 3, wherein: the dust cap (14) extends in a direction away from the bearing seat (1) and away from the ball stud (6).
5. A self-lubricating ball joint bearing with a mounting socket as defined in claim 3, wherein: the mounting groove (4) cell wall is equipped with spread groove one (17), dust cover (14) are equipped with connecting portion one (15), connecting portion one (15) embedding spread groove one (17), outer lane (5) outer wall conflict connecting portion one (15).
6. The self-lubricating ball joint bearing with a mounting seat according to claim 5, wherein: the connecting groove I (17) tank bottom is equipped with connecting groove II (18), connecting groove II (18) are towards keeping away from the direction extension of outer lane (5), connecting portion II (16) are equipped with to the one end that connecting portion I (15) kept away from outer lane (5), connecting portion II (16) embedding connecting groove II (18).
7. A self-lubricating ball joint bearing with a mounting socket as defined in claim 3, wherein: the groove wall of the rotating groove (19) is provided with a PTFE liner (7), one end of the PTFE liner (7) is abutted against the groove wall of the rotating groove (19), and the other end is abutted against the ball pin (6).
8. The self-lubricating ball joint bearing with an assembly seat according to claim 1, wherein: the bearing seat (1) is provided with a first fixing hole (8), the first fixing hole (8) penetrates through the bearing seat (1), and a screw passes through the first fixing hole (8).
9. The self-lubricating ball joint bearing with an assembly seat according to claim 1, wherein: the joint bearing (2) is provided with a second fixing hole (9), the second fixing hole (9) penetrates through the ball pin (6), and the second fixing hole (9) is used for a screw to pass through.
10. A self-lubricating ball joint bearing with a mounting socket as defined in claim 3, wherein: the mounting groove (4) tank bottom is equipped with the groove (20) of stepping down, the groove (20) of stepping down communicates rotation groove (19), the groove (20) of stepping down provides the space of stepping down for ball stud (6) beat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322039588.9U CN220268211U (en) | 2023-07-31 | 2023-07-31 | Self-lubricating ball joint bearing with assembly seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322039588.9U CN220268211U (en) | 2023-07-31 | 2023-07-31 | Self-lubricating ball joint bearing with assembly seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220268211U true CN220268211U (en) | 2023-12-29 |
Family
ID=89306545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322039588.9U Active CN220268211U (en) | 2023-07-31 | 2023-07-31 | Self-lubricating ball joint bearing with assembly seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220268211U (en) |
-
2023
- 2023-07-31 CN CN202322039588.9U patent/CN220268211U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |