CN105065649A - Flexible hinge pin lubrication oil path structure - Google Patents
Flexible hinge pin lubrication oil path structure Download PDFInfo
- Publication number
- CN105065649A CN105065649A CN201510412822.5A CN201510412822A CN105065649A CN 105065649 A CN105065649 A CN 105065649A CN 201510412822 A CN201510412822 A CN 201510412822A CN 105065649 A CN105065649 A CN 105065649A
- Authority
- CN
- China
- Prior art keywords
- oil
- oil circuit
- radial
- axial
- hinge pin
- 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
Classifications
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- 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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/048—Type of gearings to be lubricated, cooled or heated
- F16H57/0482—Gearings with gears having orbital motion
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- 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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
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- 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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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- 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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0467—Elements of gearings to be lubricated, cooled or heated
- F16H57/0469—Bearings or seals
- F16H57/0471—Bearing
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- 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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0467—Elements of gearings to be lubricated, cooled or heated
- F16H57/0479—Gears or bearings on planet carriers
-
- 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
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/2809—Toothed gearings for conveying rotary motion with gears having orbital motion with means for equalising the distribution of load on the planet-wheels
- F16H1/2836—Toothed gearings for conveying rotary motion with gears having orbital motion with means for equalising the distribution of load on the planet-wheels by allowing limited movement of the planets relative to the planet carrier or by using free floating planets
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention relates to a flexible hinge pin lubrication oil path structure. The flexible hinge pin lubrication oil path structure comprises a flexible hinge pin and a sleeve arranged on the flexible hinge pin in a sleeving mode. The flexible hinge pin lubrication oil path structure is characterized in that the flexible hinge pin is provided with an axial oil inlet path and a radial connection oil path which are mutually communicated; the sleeve is provided with an annular groove, radial oil paths, axial oil paths and radial oil outlets which are communicated; the axial oil paths and the radial oil paths are connected with maintenance oil ports provided with plugs. The flexible hinge pin lubrication oil path structure is simple and good in reliability; the annular groove is communicated, the double axial oil paths are used for supplying oil, and oil is supplied stably, so that continuity is good, the bearing lubricated sealing effect is improved, friction abrasion between contact parts is reduced, the reliability and good lubrication performance of a bearing are ensured effectively, and the service life of the contact parts is prolonged; the axial oil paths and the radial oil paths are provided with the maintenance oil ports sealed by the plugs, so that the oil paths are maintained and cleaned conveniently, the maintenance and cleaning effects are good, and the maintenance cost is reduced.
Description
Technical field
The present invention relates to a kind of bearing-lubricating mechanism, be specifically related to a kind of flexible pin shaft lubricant oil road structure.
Background technique
Flexible pin shaft, as a kind of planetary gear train load balancing mechanism, can be out of shape at circumferencial direction independently, realizes uniform load between planetary pinion and distributes; Its compensating movement is sensitive, all carries displacement amount in process little, effective.But the fuel feeding of flexible pin shaft planet wheel bearing does not have traditional squirrel-cage planet carrier, planet wheel two end supports planet wheel convenient in actual application, current flexible pin shaft planet wheel bearing fuel feeding, adopt the form of contact seals, sealing effect is bad, contact seals easily aging, generation contact friction loss, limits the application of this load balancing mechanism in high-precision pointed collar territories such as wind-powered electricity generation, aviation, gas turbines.
Summary of the invention
The object of the invention is to provide a kind of structure flexible pin shaft lubricant oil road structure that is simple, that grow for oil seal and high lubricating effect, life-span.
Flexible pin shaft lubricant oil road structure of the present invention, comprise flexible pin shaft and be enclosed within the sleeve on flexible pin shaft, it is characterized in that: described flexible pin shaft is provided with axial fuel inlet oil circuit and is connected oil circuit with the radial direction that axial fuel inlet oil circuit is connected, and the inlet of axial fuel inlet oil circuit is provided with inlet connector; Described sleeve is provided with circular groove, be arranged with two radial oil circuits and axial oil circuit and radial oil outlet, and radial oil circuit, axial oil circuit are communicated with successively with radial oil outlet; The radial oil circuit that connects is communicated with by the circular groove on sleeve with radial oil circuit; Lubricating oil is entered by the filler opening of axial fuel inlet oil circuit, flow through axial fuel inlet oil circuit successively, the radial oil circuit that connects enters circular groove on sleeve, flow through radial oil circuit, axial oil circuit successively through circular groove, enter planet wheel bearing chamber finally by radial oil outlet ejection, lubrication planet wheel bearing.
In order to better realize above-mentioned purpose:
Described axial oil circuit, radial oil circuit are also provided with and safeguard hydraulic fluid port, safeguard and hydraulic fluid port is provided with screw plug.
Flexible pin shaft lubricant oil road structure of the present invention, oil channel structures is simple, connection reliability good, sleeve is provided with two radial oil circuits, axial oil circuit and radial oil outlet, the radial oil circuit that connects is connected by circular groove with radial oil circuit, and oil-way system fuel feeding good stability, improves the lubrication effect of bearing and the reliability of work, avoid fretting wear between contact when adopting contact sealing, axial oil circuit, radial oil circuit are equipped with and safeguard hydraulic fluid port, adopt screw plug sealing, good sealing effect; When safeguarding, only need take off the screw plug safeguarded on hydraulic fluid port, convenient for cleaningly can safeguard oil circuit, cleaning effect is good, decreases maintenance cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is embodiments of the invention schematic diagram.
In figure: 1, flexible pin shaft, 2, fuel inlet neck, 3, axial fuel inlet oil circuit, 4, sleeve, 5, radial oil outlet, 6, axial oil circuit, 7, circular groove, 8, radial oil circuit, 9, screw plug, 11, radially connect oil circuit, 12, planet carrier.
Embodiment
Flexible pin shaft lubricant oil road structure of the present invention, the sleeve 4 comprising flexible pin shaft 1 and be enclosed within flexible pin shaft 1.Flexible pin shaft 1 is provided with axial fuel inlet oil circuit 3 and is connected oil circuit 11 with the radial direction that axial fuel inlet oil circuit 3 is connected, and the inlet of axial fuel inlet oil circuit 3 is provided with inlet connector 2.Sleeve 4 is provided with circular groove 7, and be arranged with two radial oil circuits 8 and axial oil circuit 6 and radial oil outlet 5, radial oil circuit 8, axial oil circuit 6 are communicated with successively with radial oil outlet 5.The radial oil circuit 11 that connects is communicated with by circular groove 7 on sleeve 4 with radial oil circuit 8.Lubricating oil is entered by the filler opening of axial fuel inlet oil circuit 3, flow through axial fuel inlet oil circuit 3 successively, the radial oil circuit 11 that connects enters circular groove 7 on sleeve 4, radial oil circuit 8, axial oil circuit 6 is flow through successively through circular groove 7, planet wheel bearing chamber is entered, lubrication planet wheel bearing finally by radial oil outlet 5 ejection.
For convenience of oil circuit cleaning, axial oil circuit 6, radial oil circuit 8 are also provided with and safeguard hydraulic fluid port, safeguard and hydraulic fluid port is provided with screw plug 9.
During work, fuel supply line is connected on inlet connector 2, lubricating oil flows through axial fuel inlet oil circuit 3 successively, the radial oil circuit 11 that connects enters circular groove 7 on sleeve 4, radial oil circuit 8, axial oil circuit 6 is flow through successively through circular groove 7, planet wheel bearing chamber is entered, lubrication planet wheel bearing finally by radial oil outlet 5 ejection.
When needs carry out cleaning to oil circuit, only need back out 4 and safeguard screw plug 9 on hydraulic fluid port, just fast and easy can complete oil circuit cleaning, the cleaning time is short effective, and maintenance cost is low, improves the reliability of oil-way system.
Claims (2)
1. a flexible pin shaft lubricant oil road structure, comprise flexible pin shaft (1) and be enclosed within the sleeve (4) on flexible pin shaft (1), it is characterized in that: described flexible pin shaft (1) is provided with axial fuel inlet oil circuit (3) and is connected oil circuit (11) with the radial direction that axial fuel inlet oil circuit (3) is connected, and the inlet of axial fuel inlet oil circuit (3) is provided with inlet connector (2); Described sleeve (4) is provided with circular groove (7), is arranged with two radial oil circuits (8), axial oil circuit (6) and radial oil outlet (5), and radial oil circuit (8), axial oil circuit (6) are communicated with successively with radial oil outlet (5); The radial oil circuit (11) that connects is communicated with by the circular groove (7) on sleeve (4) with radial oil circuit (8); Lubricating oil is entered by the filler opening of axial fuel inlet oil circuit (3), flow through axial fuel inlet oil circuit (3) successively, the radial oil circuit (11) that connects enters circular groove (7) on sleeve (4), radial oil circuit (7), axial oil circuit (6) is flow through successively through circular groove (7), planet wheel bearing chamber is entered, lubrication planet wheel bearing finally by radial oil outlet (5) ejection.
2. flexible pin shaft lubricant oil road structure according to claim 1, is characterized in that: described axial oil circuit (6), radial oil circuit (8) are connected with and safeguard hydraulic fluid port, safeguards and hydraulic fluid port is provided with screw plug (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510412822.5A CN105065649A (en) | 2015-07-15 | 2015-07-15 | Flexible hinge pin lubrication oil path structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510412822.5A CN105065649A (en) | 2015-07-15 | 2015-07-15 | Flexible hinge pin lubrication oil path structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105065649A true CN105065649A (en) | 2015-11-18 |
Family
ID=54495101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510412822.5A Pending CN105065649A (en) | 2015-07-15 | 2015-07-15 | Flexible hinge pin lubrication oil path structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105065649A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109477565A (en) * | 2016-06-07 | 2019-03-15 | 通用电气阿维奥有限责任公司 | For lubricating the spray boom of the gear meshing portions in planetary driving device |
| US10851671B2 (en) | 2019-03-29 | 2020-12-01 | Pratt & Whitney Canada Corp. | Bending stiffening feature used for compliant journal bearing |
| CN112253740A (en) * | 2020-10-30 | 2021-01-22 | 重庆望江工业有限公司 | Wind-powered electricity generation gear box planet level gear lubricating structure |
| CN113653792A (en) * | 2021-08-27 | 2021-11-16 | 湖南南方宇航高精传动有限公司 | Novel flexible pin shaft sliding bearing structure |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02173458A (en) * | 1988-12-23 | 1990-07-04 | Aisin Aw Co Ltd | Shaft structure in automatic transmission |
| CN101865279A (en) * | 2010-06-02 | 2010-10-20 | 重庆齿轮箱有限责任公司 | Mechanism for balancing load of planetary gear by flexible pin shaft |
| CN201731050U (en) * | 2010-06-29 | 2011-02-02 | 徐工集团工程机械股份有限公司科技分公司 | Bearing-lubricating mechanism |
| CN202937782U (en) * | 2012-11-09 | 2013-05-15 | 江苏新瑞戴维布朗齿轮系统有限公司 | Uniform load structure of planet gear |
| CN203248648U (en) * | 2013-05-02 | 2013-10-23 | 重庆齿轮箱有限责任公司 | Gear case clutch |
| CN203488639U (en) * | 2013-09-06 | 2014-03-19 | 株洲高精传动技术有限公司 | Flexible pin shaft and planetary gear uniform load device |
-
2015
- 2015-07-15 CN CN201510412822.5A patent/CN105065649A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02173458A (en) * | 1988-12-23 | 1990-07-04 | Aisin Aw Co Ltd | Shaft structure in automatic transmission |
| CN101865279A (en) * | 2010-06-02 | 2010-10-20 | 重庆齿轮箱有限责任公司 | Mechanism for balancing load of planetary gear by flexible pin shaft |
| CN201731050U (en) * | 2010-06-29 | 2011-02-02 | 徐工集团工程机械股份有限公司科技分公司 | Bearing-lubricating mechanism |
| CN202937782U (en) * | 2012-11-09 | 2013-05-15 | 江苏新瑞戴维布朗齿轮系统有限公司 | Uniform load structure of planet gear |
| CN203248648U (en) * | 2013-05-02 | 2013-10-23 | 重庆齿轮箱有限责任公司 | Gear case clutch |
| CN203488639U (en) * | 2013-09-06 | 2014-03-19 | 株洲高精传动技术有限公司 | Flexible pin shaft and planetary gear uniform load device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109477565A (en) * | 2016-06-07 | 2019-03-15 | 通用电气阿维奥有限责任公司 | For lubricating the spray boom of the gear meshing portions in planetary driving device |
| US10851671B2 (en) | 2019-03-29 | 2020-12-01 | Pratt & Whitney Canada Corp. | Bending stiffening feature used for compliant journal bearing |
| CN112253740A (en) * | 2020-10-30 | 2021-01-22 | 重庆望江工业有限公司 | Wind-powered electricity generation gear box planet level gear lubricating structure |
| CN113653792A (en) * | 2021-08-27 | 2021-11-16 | 湖南南方宇航高精传动有限公司 | Novel flexible pin shaft sliding bearing structure |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151118 |