CN108547860A - A kind of self-lubricating thrust articulated bearing and its manufacturing method - Google Patents
A kind of self-lubricating thrust articulated bearing and its manufacturing method Download PDFInfo
- Publication number
- CN108547860A CN108547860A CN201810668626.8A CN201810668626A CN108547860A CN 108547860 A CN108547860 A CN 108547860A CN 201810668626 A CN201810668626 A CN 201810668626A CN 108547860 A CN108547860 A CN 108547860A
- Authority
- CN
- China
- Prior art keywords
- outer ring
- spherical surface
- internal spherical
- self
- articulated bearing
- Prior art date
- 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.)
- Pending
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 13
- 239000007787 solid Substances 0.000 claims abstract description 16
- 239000004642 Polyimide Substances 0.000 claims abstract description 13
- 229920001721 polyimide Polymers 0.000 claims abstract description 13
- 239000000314 lubricant Substances 0.000 claims abstract description 12
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052982 molybdenum disulfide Inorganic materials 0.000 claims abstract description 9
- 238000007731 hot pressing Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 11
- 239000012535 impurity Substances 0.000 claims description 5
- 238000004506 ultrasonic cleaning Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000005461 lubrication Methods 0.000 claims description 4
- 238000005422 blasting Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 238000005303 weighing Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 8
- 239000002131 composite material Substances 0.000 abstract description 4
- 230000001050 lubricating effect Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000005864 Sulphur Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- 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
-
- 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
-
- 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
- F16N—LUBRICATING
- F16N1/00—Constructional modifications of parts of machines or apparatus for the purpose of lubrication
Abstract
The invention discloses a kind of self-lubricating thrust articulated bearing and its manufacturing methods, are related to thrust articulated bearing lubricating area, including inner ring and outer ring, it is characterised in that：Multiple diameters are machined on the surface of the Internal Spherical Surface of the outer ring in 40 120 microns, unevenness of the depth at 10 20 microns, the ratio that the multiple unevenness occupies the surface area of the Internal Spherical Surface of the outer ring is 25% 35%, and kollag is filled in the multiple unevenness.The present invention is processed the outer ring Internal Spherical Surface surface of thrust articulated bearing, form multiple depressions with certain diameter, depth and area ratio/occupancy ratio, and filled polyimide and molybdenum disulfide composite solid lubricating agent in the depression of outer ring Internal Spherical Surface, thrust articulated bearing is set to have the effect of self-lubricating, and in the supporting structure for not changing outer ring Internal Spherical Surface macroscopically, achieve the purpose that the service life and bearing capacity that improve self-lubricating thrust articulated bearing.
Description
Technical field
The present invention relates to thrust articulated bearing lubricating area more particularly to a kind of self-lubricating thrust articulated bearing and its manufactures
Method.
Background technology
Thrust articulated bearing belongs to sliding bearing, by the inner ring structure of an outer ring with Internal Spherical Surface and one with spherical outside surface
At the axial load or connected load in a direction can be born.The friction of outer ring and inner ring is generally the form of steel to steel, compares
It is easy to happen abrasion.
In order to improve the wearability of thrust articulated bearing, extend its service life, current commonplace way is to push away
The outer ring Internal Spherical Surface working surface of power oscillating bearing pastes self-lubricating material liner, such as Chinese patent literature
The self-lubricating knuckle bearing that ZL200520008244.0 is disclosed, liner material is by modified high-molecular plastics, bimetal solid
Compression moulding after the 3-layer composite material blanking of lubricant and Metal Substrate.For another example Chinese patent literature ZL201220612696.X is public
The self-lubricating angular contact articulated bearing opened is pasted with PTFE fabric material in the Internal Spherical Surface of outer ring.The way of above-mentioned patent is equal
So that thrust articulated bearing is had the effect of self-lubricating, reduce abrasion, but pastes selflubricating liner in large area and reduce and push away
The bearing capacity of power oscillating bearing has certain limitation.
Invention content
The object of the invention be exactly in order to make up defect of the existing technology, provide a kind of self-lubricating thrust articulated bearing and
Its manufacturing method can not reduce holding for thrust articulated bearing under the premise of acquirement thrust articulated bearing excellent self-lubricating effect
Loading capability.
Technical solution of the present invention is as follows：A kind of self-lubricating thrust articulated bearing, including inner ring and outer ring, it is characterised in that：
Multiple diameters are machined on the surface of the Internal Spherical Surface of the outer ring in 40-120 microns, unevenness of the depth at 10-20 microns,
The ratio that the multiple unevenness occupies the surface area of the Internal Spherical Surface of the outer ring is 25%-35%, the multiple unevenness
In be filled with kollag.
Further, polyimides and molybdenum disulfide in mass ratio 1 are filled in the multiple unevenness:5 are sufficiently mixed
Kollag.
Further, the kollag is filled by hot pressing fill process in the multiple unevenness.
Further, before to the multiple unevenness filled solid lubricant, the Internal Spherical Surface of the outer ring is carried out
Polishing and ultrasonic cleaning processing, remove surface spikes and impurity.
A kind of manufacturing method of self-lubricating thrust articulated bearing, thrust articulated bearing includes inner ring and outer ring, the manufacturer
Method includes the following steps：
（1）It is micro- at 10-20 microns in 40-120 microns, depth that multiple diameters are processed on the surface of the Internal Spherical Surface of the outer ring
Small rut, the ratio that the multiple unevenness occupies the surface area of the Internal Spherical Surface of the outer ring are 25%-35%；
（2）The filled solid lubricant into the multiple unevenness；
（3）After kollag is filled, the Internal Spherical Surface of the outer ring is processed by shot blasting, extra solid lubrication is removed
Agent.
Further, in above-mentioned steps（1）With（2）Between further include following steps, the Internal Spherical Surface of the outer ring is thrown
Light and ultrasonic cleaning processing, remove surface spikes and impurity.
Further, the kollag is polyimides and molybdenum disulfide in mass ratio 1:5 well-mixed mixtures.
Further, the kollag is filled by hot pressing fill process in the multiple unevenness.
Further, steps are as follows for the hot pressing fill process：Polyimides and molybdenum disulfide according to mass ratio 1:5 weigh
It is sufficiently mixed at normal temperatures after good, it is uniformly laid on to the surface of the Internal Spherical Surface of outer ring, in the kollag that is covered with
The surface upper cover one of Internal Spherical Surface opens bright and clean film, then with the pressure having with the matched surface in surface of the Internal Spherical Surface
Load mold pressurize to the surface of the Internal Spherical Surface, then by under pressurized state the pressure-loaded mold and outer ring put into
It has reached in 260 degrees Celsius of resistance furnace of polyimide curing temperature, the power-off taking-up pressure-loaded after 5min to be heated
Mold and outer ring increase pressure and carry out secondary pressurized, then continue to put the pressure-loaded mold and outer ring into the resistance
The pressure-loaded mold and outer ring are taken out after heating 15min in stove, waits for that the pressure-loaded mold temperature is cooled to room temperature and releases
Power is bled off pressure, hot pressing filling is completed.
The beneficial effects of the present invention are：The outer ring Internal Spherical Surface surface of thrust articulated bearing is processed, formation has
Multiple depressions of certain diameter, depth and area ratio/occupancy ratio, and filled polyimide and two sulphur in the depression of outer ring Internal Spherical Surface
Change molybdenum composite solid lubricating agent, so that thrust articulated bearing is had the effect of self-lubricating, and do not changing outer ring Internal Spherical Surface macroscopically
Supporting structure, achieve the purpose that improve self-lubricating thrust articulated bearing service life and bearing capacity.
Description of the drawings
Fig. 1 is the schematic diagram of the self-lubricating thrust articulated bearing of the present invention.
Wherein；1- inner rings；2- unevenness；The outer rings 3-.
Specific implementation mode
Brief description is made to the specific implementation mode of the present invention below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of self-lubricating thrust articulated bearing, including inner ring 1 and outer ring 3, the Internal Spherical Surface of the outer ring 3
Multiple diameters are machined on surface in 40-120 microns, depth in 10-20 microns of unevenness 2, the multiple unevenness 2
The ratio for occupying the surface area of the Internal Spherical Surface of the outer ring 3 is 25%-35%, is moistened filled with solid in the multiple unevenness 2
Lubrication prescription.
It includes 1 He of inner ring that the present invention, which also protects a kind of manufacturing method of self-lubricating thrust articulated bearing, thrust articulated bearing,
Outer ring 3, the manufacturing method include the following steps：
（1）Multiple diameters are processed on the surface of the Internal Spherical Surface of the outer ring 3 in 40-120 microns, depth at 10-20 microns
Unevenness 2, the ratio that the multiple unevenness 2 occupies the surface area of the Internal Spherical Surface of the outer ring 3 are 25%-35%；
（2）The filled solid lubricant into the multiple unevenness 2；
（3）After kollag is filled, the Internal Spherical Surface of the outer ring 3 is processed by shot blasting, removes extra solid profit
Lubrication prescription.
The present invention is processed the 3 Internal Spherical Surface surface of outer ring of thrust articulated bearing using micro- texture technology, and formation has
Multiple depressions of certain diameter, depth and area ratio/occupancy ratio, and filled polyimide and two sulphur in the depression of 3 Internal Spherical Surface of outer ring
Change molybdenum composite solid lubricating agent, so that thrust articulated bearing is had the effect of self-lubricating, and do not changing 3 Internal Spherical Surface of outer ring macroscopically
Supporting structure.Compared with the traditional method for pasting self-lubricating material liner, the excellent self-lubricating of thrust articulated bearing can obtained
Under the premise of effect, the bearing capacity of thrust articulated bearing is not reduced.
Further, in order to improve the self-lubricating effect of kollag, in multiple unevenness 2 filled with polyimides and
Molybdenum disulfide in mass ratio 1:5 well-mixed kollags；The kollag is filled by hot pressing fill process
In the multiple unevenness 2；Before to 2 filled solid lubricant of the multiple unevenness, to the interior ball of the outer ring 3
Face is polished and ultrasonic cleaning processing, removal surface spikes and impurity.
Further, in order to improve the filling effect of kollag, steps are as follows for the hot pressing fill process：Polyamides Asia
Amine and molybdenum disulfide are according to mass ratio 1:It is sufficiently mixed at normal temperatures after 5 weighings are good, it is uniformly laid on to the Internal Spherical Surface of outer ring 3
Surface, open bright and clean film in the surface upper cover one of the Internal Spherical Surface for being covered with kollag, then with have with it is described
The pressure-loaded mold on the matched surface in surface of Internal Spherical Surface pressurizes to the surface of the Internal Spherical Surface, then by pressurized state
Under the pressure-loaded mold and outer ring 3 put into 260 degrees Celsius of resistance furnace for having reached polyimide curing temperature, wait for
The pressure-loaded mold and outer ring 3 are taken out in power-off after heating 5min, are increased pressure and are carried out secondary pressurized, then continuing will be described
Pressure-loaded mold and outer ring 3 are put into the resistance furnace and take out the pressure-loaded mold and outer ring 3 after heating 15min, wait for
The pressure-loaded mold temperature, which is cooled to room temperature, to be released stress, and hot pressing filling is completed.
The present invention is not limited to above-mentioned specific embodiment, and the invention may be variously modified and varied.Every foundation
The technical spirit of the present invention should be included in the present invention to embodiment of above any modification, equivalent replacement, improvement and so on
Protection domain.
Claims (9)
1. a kind of self-lubricating thrust articulated bearing, including inner ring（1）The outer ring and（3）, it is characterised in that：The outer ring（3）It is interior
Multiple diameters are machined on the surface of spherical surface in 40-120 microns, unevenness of the depth at 10-20 microns（2）, the multiple
Unevenness（2）Occupy the outer ring（3）Internal Spherical Surface surface area ratio be 25%-35%, the multiple unevenness（2）
In be filled with kollag.
2. self-lubricating thrust articulated bearing according to claim 1, which is characterized in that the multiple unevenness（2）In
Filled with polyimides and molybdenum disulfide in mass ratio 1:5 well-mixed kollags.
3. self-lubricating thrust articulated bearing according to claim 2, which is characterized in that the kollag passes through hot pressing
Fill process is filled into the multiple unevenness（2）In.
4. self-lubricating thrust articulated bearing according to claim 1, which is characterized in that the multiple unevenness
（2）Before filled solid lubricant, to the outer ring（3）Internal Spherical Surface be polished and ultrasonic cleaning processing, remove surface
Burr and impurity.
5. a kind of manufacturing method of self-lubricating thrust articulated bearing, thrust articulated bearing includes inner ring（1）The outer ring and（3）, the system
The method of making includes the following steps：
A, in the outer ring（3）Internal Spherical Surface surface on process multiple diameters in 40-120 microns, depth at 10-20 microns
Unevenness（2）, the multiple unevenness（2）Occupy the outer ring（3）Internal Spherical Surface surface area ratio be 25%-
35%；
B, to the multiple unevenness（2）Middle filled solid lubricant；
C, after kollag filling, to the outer ring（3）Internal Spherical Surface be processed by shot blasting, remove extra solid profit
Lubrication prescription.
6. the manufacturing method of self-lubricating thrust articulated bearing according to claim 5, which is characterized in that in above-mentioned steps A
Further include following steps between B, to the outer ring（3）Internal Spherical Surface be polished and ultrasonic cleaning processing, remove surface
Burr and impurity.
7. the manufacturing method of self-lubricating thrust articulated bearing according to claim 5, which is characterized in that the solid lubrication
Agent is polyimides and molybdenum disulfide in mass ratio 1:5 well-mixed mixtures.
8. the manufacturing method of self-lubricating thrust articulated bearing according to claim 7, which is characterized in that the solid lubrication
Agent is filled by hot pressing fill process in the multiple unevenness.
9. the manufacturing method of self-lubricating thrust articulated bearing according to claim 8, which is characterized in that the hot pressing filling
Processing step is as follows：Polyimides and molybdenum disulfide according to mass ratio 1:It is sufficiently mixed at normal temperatures after 5 weighings are good, by it
Uniformly it is laid on outer ring（3）Internal Spherical Surface surface, opened in the surface upper cover one of the Internal Spherical Surface for being covered with kollag bright and clean
Film, then with the table having with the pressure-loaded mold on the matched surface in surface of the Internal Spherical Surface to the Internal Spherical Surface
Face is pressurizeed, then by under pressurized state the pressure-loaded mold and outer ring（3）It puts into and has reached polyimide curing temperature
In 260 degrees Celsius of resistance furnace of degree, the power-off taking-up pressure-loaded mold and outer ring after 5min to be heated（3）, increase pressure
Power carries out secondary pressurized, then continues the pressure-loaded mold and outer ring（3）It puts into after heating 15min in the resistance furnace
Take out the pressure-loaded mold and outer ring（3）, wait for that the pressure-loaded mold temperature is cooled to room temperature and release stress, hot pressing is filled out
It charges into.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810668626.8A CN108547860A (en) | 2018-06-26 | 2018-06-26 | A kind of self-lubricating thrust articulated bearing and its manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810668626.8A CN108547860A (en) | 2018-06-26 | 2018-06-26 | A kind of self-lubricating thrust articulated bearing and its manufacturing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108547860A true CN108547860A (en) | 2018-09-18 |
Family
ID=63494266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810668626.8A Pending CN108547860A (en) | 2018-06-26 | 2018-06-26 | A kind of self-lubricating thrust articulated bearing and its manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108547860A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109404422A (en) * | 2018-11-30 | 2019-03-01 | 江苏希西维轴承有限公司 | A kind of micro- texture Enhancement Method of self-lubricating oscillating bearing liner binding force laser |
| CN111434938A (en) * | 2019-01-11 | 2020-07-21 | 斯凯孚公司 | Sliding bearing with improved wear resistance |
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| CN208397122U (en) * | 2018-06-26 | 2019-01-18 | 湖州职业技术学院 | A kind of self-lubricating thrust articulated bearing |
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| JP2006214469A (en) * | 2005-02-01 | 2006-08-17 | Nsk Ltd | Rolling bearing with alignment ring |
| CN2837595Y (en) * | 2005-03-13 | 2006-11-15 | 福建龙溪轴承(集团)股份有限公司 | Self-lubricating joint bearing |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109404422A (en) * | 2018-11-30 | 2019-03-01 | 江苏希西维轴承有限公司 | A kind of micro- texture Enhancement Method of self-lubricating oscillating bearing liner binding force laser |
| CN111434938A (en) * | 2019-01-11 | 2020-07-21 | 斯凯孚公司 | Sliding bearing with improved wear resistance |
| CN111434938B (en) * | 2019-01-11 | 2023-09-19 | 斯凯孚公司 | Sliding bearing with improved wear resistance |
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