CN110332232A - Self-lubricating knuckle bearing and its processing method - Google Patents
Self-lubricating knuckle bearing and its processing method Download PDFInfo
- Publication number
- CN110332232A CN110332232A CN201910458379.3A CN201910458379A CN110332232A CN 110332232 A CN110332232 A CN 110332232A CN 201910458379 A CN201910458379 A CN 201910458379A CN 110332232 A CN110332232 A CN 110332232A
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- CN
- China
- Prior art keywords
- bearing
- self
- outer ring
- inner race
- spherical surface
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/003—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C23/00—Bearings for exclusively rotary movement adjustable for aligning or positioning
- F16C23/02—Sliding-contact bearings
- F16C23/04—Sliding-contact bearings self-adjusting
- F16C23/043—Sliding-contact bearings self-adjusting with spherical surfaces, e.g. spherical plain bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/06—Sliding surface mainly made of metal
- F16C33/10—Construction relative to lubrication
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/06—Sliding surface mainly made of metal
- F16C33/14—Special methods of manufacture; Running-in
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sliding-Contact Bearings (AREA)
Abstract
The present invention provides a kind of self-lubricating knuckle bearing and its methods, including bearing body, the bearing body includes bearing outer ring (1), bearing inner race (2) and multistage selflubricating liner (3), and the bearing outer ring (1), selflubricating liner (3) and bearing inner race (2) are set gradually from the outside to the core；The inner surface of the bearing outer ring (1) is spherical surface；The outer surface of the bearing inner race (2) is spherical surface, and spherical surface is able to carry out surface treatment；Selflubricating liner (3) segmentation is bonded in the Internal Spherical Surface of bearing outer ring (1).This patent is according to processing technology, extrusion forming stability of insert type self-lubricating knuckle bearing etc. using status, the bonding mode that self-lubricating knuckle bearing pads is improved to segmentation bonding, the defects of unstable self-lubricating knuckle bearing no-load starting torque due to caused by gasket deformation, fold etc. in forming process, hard spot are avoided after segmentation, effectively improves product qualification rate.
Description
Technical field
This patent is related to field of bearings, more particularly, to a kind of self-lubricating knuckle bearing and its processing method.
Background technique
Oscillating bearing includes inner bearing and outer bearing, and liner, existing lining are usually provided between inner bearing and outer bearing
Pad is usually whole liner, but uses the liner of monolithic devices can be due to gasket deformation, pleat in oscillating bearing forming process
The defects of self-lubricating knuckle bearing no-load starting torque is unstable caused by wrinkle etc., hard spot, product qualification rate is low.
Application No. is 201410187355.6 patents of invention to be related to a kind of oscillating bearing liner bond quality detection method,
Belong to oscillating bearing field.A kind of liner bond quality detection method of self-lubricating knuckle bearing, it is characterised in that: will liner from
When being removed on self-lubricating knuckle bearing outer ring with constant peel angle, and being removed with constant peel angle detect peeling force with
The changing value of strip length, then peel strength is calculated, complete the detection to liner bond quality.Detection method of the invention will serve as a contrast
Pad is removed from bearing outer ring with constant peel angle, and is completed when being removed with constant peel angle to liner bond quality
Detection, pad in stripping process be located at same stripper wire on each point suffered by peeling force it is identical, so as to realize liner
Accurate removing, and liner peel angle removing in stripping process is constant, and peeling load fluctuation is relatively small, and it is steady to improve removing
It is qualitative, greatly improve reliability, the accuracy of liner bond quality evaluation.But the bonding mode of the liner in above scheme
Using whole bonding, the defects of being easy to produce deformation, fold.
Summary of the invention
For the self-lubricating knuckle bearing no-load starting torque due to caused by gasket deformation, fold etc. in existing forming process
The defects of unstable, hard spot, the present invention provides a kind of self-lubricating knuckle bearing and its processing methods.
A kind of self-lubricating knuckle bearing provided according to the present invention, including bearing body, the bearing body include bearing
Outer ring 1, bearing inner race 2 and multistage selflubricating liner 3, in which:
The bearing outer ring 1, selflubricating liner 3 and bearing inner race 2 are set gradually from the outside to the core；
The inner surface of the bearing outer ring 1 is spherical surface；
The outer surface of the bearing inner race 2 is spherical surface, and spherical surface is able to carry out surface treatment；
The selflubricating liner 3 is segmented the Internal Spherical Surface for being bonded in bearing outer ring 1.
Preferably, the bearing body is extrusion pressing type self-lubricating knuckle bearing.
Preferably, bearing outer ring 1, bearing inner race 2 using any one of steel alloy, titanium alloy and aluminium alloy or are appointed more
Kind material prepares to be formed.
Preferably, the selflubricating liner 3 of the segmentation is multiple using ptfe composite, copper mesh material, carbon fiber
Any one of condensation material appoints multiple material to prepare to be formed.
Preferably, the surface of the spherical surface of the bearing inner race 2 is using plating hard alloy, plating hard chrome, coating diamond-like, plating pottery
Any material in porcelain is handled.
A kind of processing method of the self-lubricating knuckle bearing provided according to the present invention, includes the following steps:
1 procedure of processing of bearing outer ring: outer ring inner hole is machined to the inner cylinder face slightly larger than inner ring spherical surface；
Bearing inner race 2 is surface-treated: being surface-treated to inner ring；
3 procedure of processing of selflubricating liner: selflubricating liner, which cuts and is segmented, is bonded in 1 inner surface of bearing outer ring；
Bearing assemble step: the bearing outer ring of bonding liner is covered outside bearing inner race, on press machine, squeezes trap.
Wherein: the bearing outer ring 1, selflubricating liner 3 and bearing inner race 2 are set gradually from the outside to the core；
The inner surface of the bearing outer ring 1 is spherical surface；
The outer surface of the bearing inner race 2 is spherical surface, and spherical surface is able to carry out surface treatment；
The selflubricating liner 3 is segmented the Internal Spherical Surface for being bonded in bearing outer ring 1.
Preferably, the bearing body is extrusion pressing type self-lubricating knuckle bearing.
Preferably, bearing outer ring 1, bearing inner race 2 using any one of steel alloy, titanium alloy and aluminium alloy or are appointed more
Kind material prepares to be formed.
Preferably, the selflubricating liner 3 of the segmentation is multiple using ptfe composite, copper mesh material, carbon fiber
Any one of condensation material appoints multiple material to prepare to be formed.
Preferably, the surface of the spherical surface of the bearing inner race 2 is using plating hard alloy, plating hard chrome, coating diamond-like, plating pottery
Any material in porcelain is handled.
Compared with prior art, the application of this patent have it is following the utility model has the advantages that
1, the present invention can acording to the requirement of user, to the surface treatment of bearing inner race spherical surface can optionally plate hard alloy,
Plate hard chrome, coating diamond-like, ceramic platingv this any one of, surface treatment selection type increase.
2, the present invention can acording to the requirement of user, to bearing internal external circle can arbitrarily select steel alloy, titanium alloy and
Each metalloid material such as aluminium alloy has bigger space in selection.
3, self-lubricating knuckle bearing provided by the invention liner novel bonding mode, can avoid in bearing extrusion forming mistake
The defects of self-lubricating knuckle bearing no-load starting torque due to caused by gasket deformation, fold etc. is unstable in journey, hard spot, effectively
Promote the qualification rate of bearing.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is the self-lubricating knuckle bearing outer ring structure schematic diagram for being divided to two sections of bonding liners；
Fig. 2 is self-lubricating knuckle bearing inner ring structure schematic diagram；
Fig. 3 is the overall structure diagram for the self-lubricating knuckle bearing that liner is divided to two sections of bondings；
Fig. 4 is a point self-lubricating knuckle bearing outer ring structure schematic diagram for three ends section bonding liner；
Fig. 5 is the overall structure diagram of the self-lubricating knuckle bearing of three sections of bondings of liner point.
Specific embodiment
The present invention is described in detail combined with specific embodiments below.Following embodiment will be helpful to the technology of this field
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill of this field
For personnel, without departing from the inventive concept of the premise, several changes and improvements can also be made.These belong to the present invention
Protection scope.
Embodiment 1:
In the present embodiment, a kind of extrusion pressing type self-lubricating knuckle bearing is provided, referring to attached drawing 1-3, including bearing outer ring
1, bearing inner race 2 and self-lubricating ptfe composite liner 3.Bearing outer ring 1 is set in bearing after extrusion forming
The outside of circle 2；Self-lubricating ptfe composite liner 3 is set between bearing outer ring 1 and bearing inner race 2, wherein certainly
Lubrication ptfe composite pads the 3 points two sections Internal Spherical Surfaces for being bonded in bearing outer ring 1, and seam is filled by resin.
Bearing outer ring 1, bearing inner race 2 are made of steel, titanium alloy, aluminium alloy or other metal materials, self-lubricating polytetrafluoro
Ethylene composite material liner 3 is woven by self-lubricating materials such as polytetrafluoroethylene (PTFE), can also be multiple using copper mesh material, carbon fiber
Condensation material.
The surface of the spherical surface of bearing inner race 2 is using any in plating hard alloy, plating hard chrome, coating diamond-like, ceramic platingv
Kind material is handled.
Embodiment 2:
In the present embodiment, a kind of self-lubricating knuckle bearing is provided, referring to attached drawing 2,4 and 5, including 1 axis of bearing outer ring
Hold inner ring 2 and self-lubricating ptfe composite liner 3.Bearing outer ring 1 is set to bearing inner race 2 after extrusion forming
Outside；Self-lubricating ptfe composite liner 3 is set between bearing outer ring 1 and bearing inner race 2, and wherein self-lubricating is poly-
Tetrafluoroethene composite material pads the 3 points three sections Internal Spherical Surfaces for being bonded in bearing outer ring 1, and seam is filled by resin.
Bearing outer ring 1, bearing inner race 2 are made of steel, titanium alloy, aluminium alloy or other metal materials, self-lubricating polytetrafluoro
Ethylene composite material liner 3 is woven by self-lubricating materials such as polytetrafluoroethylene (PTFE), can also be multiple using copper mesh material, carbon fiber
Condensation material.
The surface of the spherical surface of bearing inner race 2 is using any in plating hard alloy, plating hard chrome, coating diamond-like, ceramic platingv
Kind material is handled.
The present invention is to apply status according to processing technology, extrusion forming stability of insert type self-lubricating knuckle bearing etc.,
The bonding mode that self-lubricating knuckle bearing pads is improved to segmentation bonding, is avoided after segmentation in forming process due to lining
The defects of padding unstable self-lubricating knuckle bearing no-load starting torque caused by deformation, fold etc., hard spot, effectively improves product
Qualification rate.
Specific embodiments of the present invention are described above.It is to be appreciated that the invention is not limited to above-mentioned
Particular implementation, those skilled in the art can make a variety of changes or modify within the scope of the claims, this not shadow
Ring substantive content of the invention.In the absence of conflict, the feature in embodiments herein and embodiment can any phase
Mutually combination.
Claims (10)
1. a kind of self-lubricating knuckle bearing, which is characterized in that including bearing body, the bearing body include bearing outer ring (1),
Bearing inner race (2) and multistage selflubricating liner (3), in which:
The bearing outer ring (1), selflubricating liner (3) and bearing inner race (2) are set gradually from the outside to the core；
The inner surface of the bearing outer ring (1) is spherical surface；
The outer surface of the bearing inner race (2) is spherical surface, and spherical surface is able to carry out surface treatment；
Selflubricating liner (3) segmentation is bonded in the Internal Spherical Surface of bearing outer ring (1).
2. self-lubricating knuckle bearing according to claim 1, which is characterized in that the bearing body is extrusion pressing type self-lubricating
Oscillating bearing.
3. self-lubricating knuckle bearing according to claim 1, which is characterized in that
Bearing outer ring (1), bearing inner race (2) using any one of steel alloy, titanium alloy and aluminium alloy or appoint multiple material
Preparation is formed.
4. self-lubricating knuckle bearing according to claim 1, it is characterised in that:
The selflubricating liner (3) of the segmentation is using in ptfe composite, copper mesh material, carbon fibre composite
Any or multiple material prepares to be formed.
5. self-lubricating knuckle bearing according to claim 1, which is characterized in that the table of the spherical surface of the bearing inner race (2)
Face is handled using any material in plating hard alloy, plating hard chrome, coating diamond-like, ceramic platingv.
6. a kind of processing method of self-lubricating knuckle bearing, which comprises the steps of:
Bearing outer ring (1) procedure of processing: outer ring inner hole is machined to the inner cylinder face slightly larger than inner ring spherical surface；
Bearing inner race (2) surface treatment: inner ring is surface-treated；
Selflubricating liner (3) procedure of processing: selflubricating liner, which cuts and is segmented, is bonded in bearing outer ring (1) inner surface；
Bearing assemble step: the bearing outer ring of bonding liner is covered outside bearing inner race, on press machine, squeezes trap.
Wherein: the bearing outer ring (1), selflubricating liner (3) and bearing inner race (2) are set gradually from the outside to the core；
The inner surface of the bearing outer ring (1) is spherical surface；
The outer surface of the bearing inner race (2) is spherical surface, and spherical surface is able to carry out surface treatment；
Selflubricating liner (3) segmentation is bonded in the Internal Spherical Surface of bearing outer ring (1).
7. the processing method of self-lubricating knuckle bearing according to claim 6, which is characterized in that the bearing body is crowded
Die mould self-lubricating knuckle bearing.
8. the processing method of self-lubricating knuckle bearing according to claim 6, which is characterized in that
Bearing outer ring (1), bearing inner race (2) using any one of steel alloy, titanium alloy and aluminium alloy or appoint multiple material
Preparation is formed.
9. the processing method of self-lubricating knuckle bearing according to claim 6, which is characterized in that the self-lubricating of the segmentation
(3) are padded using any one of ptfe composite, copper mesh material, carbon fibre composite or appoint multiple material system
It is standby to be formed.
10. the processing method of self-lubricating knuckle bearing according to claim 6, which is characterized in that the bearing inner race (2)
The surface of spherical surface handled using plating hard alloy, plating hard chrome, coating diamond-like, any material in ceramic platingv.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910458379.3A CN110332232A (en) | 2019-05-29 | 2019-05-29 | Self-lubricating knuckle bearing and its processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910458379.3A CN110332232A (en) | 2019-05-29 | 2019-05-29 | Self-lubricating knuckle bearing and its processing method |
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| Publication Number | Publication Date |
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| CN110332232A true CN110332232A (en) | 2019-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910458379.3A Pending CN110332232A (en) | 2019-05-29 | 2019-05-29 | Self-lubricating knuckle bearing and its processing method |
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| CN (1) | CN110332232A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110939661A (en) * | 2019-12-04 | 2020-03-31 | 航天精工股份有限公司 | Self-lubricating joint bearing no-load starting torque control method and extrusion device thereof |
| CN111043150A (en) * | 2019-12-05 | 2020-04-21 | 中国航发四川燃气涡轮研究院 | Joint bearing and flexible coupling |
| CN114001089A (en) * | 2021-09-30 | 2022-02-01 | 上海市轴承技术研究所 | Self-lubricating roller bearing and processing method |
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| CN101799043A (en) * | 2009-06-13 | 2010-08-11 | 福建龙溪轴承(集团)股份有限公司 | Thrust articulated bearing for large steel ladle rotary table |
| CN101915272A (en) * | 2010-08-13 | 2010-12-15 | 大连三环复合材料技术开发有限公司 | Single-slot self-lubricating oscillating bearing with outer ring provided with composite lining plates and manufacturing method thereof |
| CN106870558A (en) * | 2017-04-07 | 2017-06-20 | 河南科技大学 | A kind of special self-lubricating knuckle bearing of lifting airscrew and its processing method |
| CN108044409A (en) * | 2017-11-29 | 2018-05-18 | 上海市轴承技术研究所 | Its method of surface finish after self-lubricating knuckle bearing inner ring spherical surface hard chrome plating |
-
2019
- 2019-05-29 CN CN201910458379.3A patent/CN110332232A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101799043A (en) * | 2009-06-13 | 2010-08-11 | 福建龙溪轴承(集团)股份有限公司 | Thrust articulated bearing for large steel ladle rotary table |
| CN101915272A (en) * | 2010-08-13 | 2010-12-15 | 大连三环复合材料技术开发有限公司 | Single-slot self-lubricating oscillating bearing with outer ring provided with composite lining plates and manufacturing method thereof |
| CN106870558A (en) * | 2017-04-07 | 2017-06-20 | 河南科技大学 | A kind of special self-lubricating knuckle bearing of lifting airscrew and its processing method |
| CN108044409A (en) * | 2017-11-29 | 2018-05-18 | 上海市轴承技术研究所 | Its method of surface finish after self-lubricating knuckle bearing inner ring spherical surface hard chrome plating |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110939661A (en) * | 2019-12-04 | 2020-03-31 | 航天精工股份有限公司 | Self-lubricating joint bearing no-load starting torque control method and extrusion device thereof |
| CN110939661B (en) * | 2019-12-04 | 2021-11-19 | 航天精工股份有限公司 | Self-lubricating joint bearing no-load starting torque control method and extrusion device thereof |
| CN111043150A (en) * | 2019-12-05 | 2020-04-21 | 中国航发四川燃气涡轮研究院 | Joint bearing and flexible coupling |
| CN114001089A (en) * | 2021-09-30 | 2022-02-01 | 上海市轴承技术研究所 | Self-lubricating roller bearing and processing method |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191015 |
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