CN103912671A - Gearbox bearing lubrication device - Google Patents
Gearbox bearing lubrication device Download PDFInfo
- Publication number
- CN103912671A CN103912671A CN201410121949.7A CN201410121949A CN103912671A CN 103912671 A CN103912671 A CN 103912671A CN 201410121949 A CN201410121949 A CN 201410121949A CN 103912671 A CN103912671 A CN 103912671A
- Authority
- CN
- China
- Prior art keywords
- oil
- dead axle
- lubricating cup
- shaft bearing
- casing
- 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
- F16H57/042—Guidance of lubricant
- F16H57/043—Guidance of lubricant within rotary parts, e.g. axial channels or radial openings in shafts
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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
- F16H57/045—Lubricant storage reservoirs, e.g. reservoirs in addition to a gear sump for collecting lubricant in the upper part of a gear case
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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
Abstract
The invention discloses a gearbox bearing lubrication device comprising a box, a mounting block, a planet gear and an inner toothed ring. The mounting block is provided with a fixed shaft. The planet gear is rotatably supported on the fixed shaft through a planet bearing. The planet gear meshes with the inner toothed ring. The inner toothed ring is fixedly connected with the box. The inner toothed ring is rotatably supported on the mounting block through a rotary support shaft. The fixed shaft is provided with an axial oil hole and a radial oil hole communicated with each other. An inlet of the axial oil hole is arranged at one end of the fixed shaft. An outlet of the radial oil hole leads to the planet bearing. The fixed shaft is provided with an oil collector; an inner cavity of the oil collector leads to the inlet of the axial oil hole. The box is provided with a plurality of oil cups; when rotating with the box, the oil cups can arrive above the oil collector. The gearbox bearing lubrication device has the advantages that the lubrication problem of the gearbox inner bearing can be solved, the cost is low and the structure is simple.
Description
Technical field
The present invention relates to a kind of gear-box, especially the bearing-lubricating device in planetary gear train and fixed shaft gear train the gear-box deposited.
Background technique
In existing gear-box, especially in Large Electric wheel self-discharging vehicle hub reduction gear-box, the normal mode of splashing that adopts of bearing lubrication on lubricant oil liquid level is lubricated bearing, even if oil catcher is set, still has insufficient lubrication and insecure shortcoming; Also have to adopt special nozzle to be set or oil line pipe carries out pressure lubrication, this structure needs forced lubrication device, and cost is high, and complex structure.
Summary of the invention
The object of the present invention is to provide a kind of lubrication problem that can either solve gear-box inner bearing, again cost gearbox shaft bearing lubricating device low, simple in structure.
In order to achieve the above object, the technical solution used in the present invention is: a kind of gearbox shaft bearing lubricating device, comprise casing, fitting seat, planet wheel and ring gear, on described fitting seat, dead axle is housed, planet wheel is rotatably supported on dead axle by planetary bearing, planet wheel engages with ring gear, ring gear is fixedly connected with casing, ring gear is supported on fitting seat by rotary support bearing rotary is moving, described dead axle is provided with the axial oilhole and the radial direction oil hole that are interconnected, axially the import of oilhole is positioned at one end of dead axle, planetary bearing place is led in the outlet of radial direction oil hole, dead axle is provided with oil catcher, the inner chamber of oil catcher leads to the import of axial oilhole, on described casing, several are installed and ladle out lubricating cup, when ladling out lubricating cup and rotating with casing, can reach the top of oil catcher.
Described tangent direction of ladling out the opening direction of lubricating cup and the rotational circle of casing is 0 ° ~ 15 ° angles.
Be preferably: described in ladle out the opening direction of lubricating cup and the rotational circle of casing tangent direction be 0 ° ± 10 ° angles.
Be preferably: described in ladle out the opening direction of lubricating cup and the rotational circle of casing tangent direction be 0 ° ± 5 ° angles.
Described oil catcher is the liquid dish that a level is arranged on dead axle axial end.
On described oil catcher, have intubate, intubate is inserted in the import of axial oilhole of dead axle.
The outlet of described radial direction oil hole is positioned at the bottom on dead axle.The described lubricating cup of ladling out has 2 ~ 12.
The described lubricating cup of ladling out has 6.
Describedly ladle out the opening direction of ladling out lubricating cup adjacent in lubricating cup and be 90 ° ~ 150 ° angles.
Adopt after said structure, because casing is in rotary course, can take the lubricant oil under lubricant oil liquid level to certain height with ladling out lubricating cup, then pour in oil catcher, lubricant oil is by axial oilhole, radial direction oil hole in dead axle, bearing is lubricated, therefore, can effectively improve bearing applying working condition, improve the working life of bearing, meanwhile, cost is low, simple in structure.
Brief description of the drawings
The present invention is further detailed explanation for the embodiment who provides below in conjunction with accompanying drawing.
Fig. 1 is the structural representation of gearbox shaft bearing lubricating device of the present invention;
Fig. 2 is the A-A sectional view of Fig. 1.
Embodiment
As Fig. 1, shown in 2, a kind of gearbox shaft bearing lubricating device of the present invention, comprise casing 1, fitting seat 6, planet wheel 8 and ring gear 9, on described fitting seat 6, dead axle 5 is housed, planet wheel 8 is rotatably supported on dead axle 5 by planetary bearing 4, planet wheel 8 engages with ring gear 9, ring gear 9 is fixedly connected with casing 1, ring gear 9 is rotatably supported on fitting seat 6 by rotary support bearing 7, described dead axle 5 is provided with the axial oilhole 5-1 and the radial direction oil hole 5-2 that are interconnected, axially the import of oilhole 5-1 is positioned at one end of dead axle 5, planetary bearing 4 places are led in the outlet of radial direction oil hole 5-2, dead axle 5 is provided with oil catcher 3, the inner chamber of oil catcher 3 leads to the import of axial oilhole 5-1, on described casing 1, several are installed and ladle out lubricating cup 2, when ladling out lubricating cup 2 and rotating with casing 1, can reach the top of oil catcher 3.
As shown in Figure 2, for the oil that makes to ladle out in lubricating cup 2 can be poured in oil catcher 3 to greatest extent, described in ladle out the opening direction of lubricating cup 2 and the rotational circle of casing 1 tangent direction be 0 ° ~ 15 ° angles.Like this, can be according to lubricating oil level, ladle out position and the structure of lubricating cup 2 and oil catcher 3, adjust larger angle, ensure that ladling out lubricant oil certain in lubricating cup 2 pours in oil catcher 3.
Further preferred version is: described in ladle out the opening direction of lubricating cup 2 and the rotational circle of casing 1 tangent direction be 0 ° ± 10 ° angles.Like this, adjust lubricating oil level, ladle out position and the structural parameter of lubricating cup 2 and oil catcher 3, in guarantee work, ladle out lubricant oil more in lubricating cup 2 and pour in oil catcher 3.
Most preferably scheme is: described in ladle out the opening direction of lubricating cup 2 and the rotational circle of casing 1 tangent direction be 0 ° ± 5 ° angles.Like this, adjust lubricating oil level, ladle out position and the structural parameter of lubricating cup 2 and oil catcher 3, in guarantee work, ladle out more lubricant oil in lubricating cup 2 and pour in oil catcher 3.
As shown in Figure 1, 2, for the lubricant oil in oil catcher 3 is delivered to planetary bearing 4, described oil catcher 3 is liquid dish that a level is arranged on dead axle 5 axial end.
As shown in Figure 1, for the ease of fix oil catcher 3 on dead axle 5, on described oil catcher 3, have intubate 3-1, intubate 3-1 is inserted in the import of axial oilhole 5-1 of dead axle 5.
As shown in Figure 1, the outlet of described radial direction oil hole 5-2 is positioned at the bottom on dead axle 5.。Be convenient to lubricant oil and flow to planetary bearing 4 places downwards by the gravity of self.
As shown in Figure 2, described in, ladle out lubricating cup 2 and there are 2 ~ 12.
As shown in Figure 2, optimum scheme is, described in ladle out lubricating cup 2 and there are 6.
As shown in Figure 2, described in, ladle out the opening direction of ladling out lubricating cup 2 adjacent in lubricating cup 2 and be 90 ° ~ 150 ° angles.Therefore, gear-box exists in the situation of clockwise and anticlockwise, ladles out lubricating cup 2 and can both normally lubricate.
As shown in Figure 1, 2, in working procedure, fitting seat 6, dead axle 5, oil catcher 3 are fixed, and casing 1 rotates, ladles out lubricating cup 2 and rotates around rotary support bearing 7 with ring gear 9, and planet wheel 8 rotates around planetary bearing 4.Several being distributed on ladled out lubricating cup 2 on rotating box 1, around central rotation to below lubricant oil liquid level I time, lubricant oil is packed into and ladled out in lubricating cup 2, continue to rotate the top to oil catcher 3, lubricant oil is poured in oil catcher 3, lubricant oil in oil catcher 3, by inner axial oilhole 5-1 and the radial direction oil hole 5-2 arranging of dead axle 5, is delivered to planetary bearing 4 places by lubricant oil, reaches the object of lubricating bearings.
Claims (10)
1. a gearbox shaft bearing lubricating device, comprise casing (1), fitting seat (6), planet wheel (8) and ring gear (9), dead axle (5) is housed on described fitting seat (6), planet wheel (8) is rotatably supported on dead axle (5) by planetary bearing (4), planet wheel (8) engages with ring gear (9), ring gear (9) is fixedly connected with casing (1), ring gear (9) is rotatably supported on fitting seat (6) by rotary support bearing (7), it is characterized in that: described dead axle (5) is provided with the axial oilhole (5-1) and the radial direction oil hole (5-2) that are interconnected, axially the import of oilhole (5-1) is positioned at one end of dead axle (5), the outlet of radial direction oil hole (5-2) is led to planetary bearing (4) and is located, dead axle (5) is provided with oil catcher (3), the inner chamber of oil catcher (3) leads to the import of axial oilhole (5-1), several ladle out lubricating cup (2) the upper installation of described casing (1), when ladling out lubricating cup (2) and rotating with casing (1), can reach the top of oil catcher (3).
2. gearbox shaft bearing lubricating device according to claim 1, is characterized in that: described in ladle out the opening direction of lubricating cup (2) and the rotational circle of casing (1) tangent direction be 0 ° ~ 15 ° angles.
3. gearbox shaft bearing lubricating device according to claim 2, is characterized in that: described in ladle out the opening direction of lubricating cup (2) and the rotational circle of casing (1) tangent direction be 0 ° ± 10 ° angles.
4. gearbox shaft bearing lubricating device according to claim 3, is characterized in that: described in ladle out the opening direction of lubricating cup (2) and the rotational circle of casing (1) tangent direction be 0 ° ± 5 ° angles.
5. gearbox shaft bearing lubricating device according to claim 1, is characterized in that: described oil catcher (3) is the liquid dish that a level is arranged on dead axle (5) axial end.
6. gearbox shaft bearing lubricating device according to claim 3, is characterized in that: on described oil catcher (3), have intubate (3-1), intubate (3-1) is inserted in the import of axial oilhole (5-1) of dead axle (5).
7. gearbox shaft bearing lubricating device according to claim 1, is characterized in that: the outlet of described radial direction oil hole (5-2) is positioned at the bottom on dead axle (5).
8. gearbox shaft bearing lubricating device according to claim 1, is characterized in that: described in ladle out lubricating cup (2) and there are 2 ~ 12.
9. gearbox shaft bearing lubricating device according to claim 5, is characterized in that: described in ladle out lubricating cup (2) and there are 6.
10. gearbox shaft bearing lubricating device according to claim 5, is characterized in that: described in ladle out the opening direction of ladling out lubricating cup (2) adjacent in lubricating cup (2) and be 90 ° ~ 150 ° angles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410121949.7A CN103912671A (en) | 2014-03-28 | 2014-03-28 | Gearbox bearing lubrication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410121949.7A CN103912671A (en) | 2014-03-28 | 2014-03-28 | Gearbox bearing lubrication device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103912671A true CN103912671A (en) | 2014-07-09 |
Family
ID=51038572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410121949.7A Pending CN103912671A (en) | 2014-03-28 | 2014-03-28 | Gearbox bearing lubrication device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103912671A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107575558A (en) * | 2017-09-08 | 2018-01-12 | 中国航发中传机械有限公司 | A kind of long-range lubricating arrangement of bearing |
| CN110778692A (en) * | 2018-07-26 | 2020-02-11 | 赛峰传动系统公司 | Deceleration or differential device for a turbine engine of an aircraft |
| DE102020102986A1 (en) | 2020-02-06 | 2021-08-12 | Schaeffler Technologies AG & Co. KG | Planetary gear with lubricant supply and pedal generator with planetary gear |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201277153Y (en) * | 2008-10-27 | 2009-07-22 | 重庆齿轮箱有限责任公司 | Planet lubrication oil supply unit for wind turbine gearbox |
| JP2010156413A (en) * | 2008-12-26 | 2010-07-15 | Toyota Motor Corp | Lubricating structure of planetary gearing mechanism |
| CN202170986U (en) * | 2011-07-19 | 2012-03-21 | 徐州东方传动机械有限公司 | Reducer lubricating device for oil pumping unit |
| CN102691783A (en) * | 2012-06-06 | 2012-09-26 | 浙江通力重型齿轮股份有限公司 | Planet bearing lubricating device in gear box |
| CN102705494A (en) * | 2012-06-06 | 2012-10-03 | 浙江通力重型齿轮股份有限公司 | Self-lubricating device of planetary gear pair |
| CN103507628A (en) * | 2012-06-25 | 2014-01-15 | 比亚迪股份有限公司 | Wheel driving device and vehicle comprising wheel driving device |
| CN203847677U (en) * | 2014-03-28 | 2014-09-24 | 南车戚墅堰机车车辆工艺研究所有限公司 | Gear box bearing lubrication device |
-
2014
- 2014-03-28 CN CN201410121949.7A patent/CN103912671A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201277153Y (en) * | 2008-10-27 | 2009-07-22 | 重庆齿轮箱有限责任公司 | Planet lubrication oil supply unit for wind turbine gearbox |
| JP2010156413A (en) * | 2008-12-26 | 2010-07-15 | Toyota Motor Corp | Lubricating structure of planetary gearing mechanism |
| CN202170986U (en) * | 2011-07-19 | 2012-03-21 | 徐州东方传动机械有限公司 | Reducer lubricating device for oil pumping unit |
| CN102691783A (en) * | 2012-06-06 | 2012-09-26 | 浙江通力重型齿轮股份有限公司 | Planet bearing lubricating device in gear box |
| CN102705494A (en) * | 2012-06-06 | 2012-10-03 | 浙江通力重型齿轮股份有限公司 | Self-lubricating device of planetary gear pair |
| CN103507628A (en) * | 2012-06-25 | 2014-01-15 | 比亚迪股份有限公司 | Wheel driving device and vehicle comprising wheel driving device |
| CN203847677U (en) * | 2014-03-28 | 2014-09-24 | 南车戚墅堰机车车辆工艺研究所有限公司 | Gear box bearing lubrication device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107575558A (en) * | 2017-09-08 | 2018-01-12 | 中国航发中传机械有限公司 | A kind of long-range lubricating arrangement of bearing |
| CN110778692A (en) * | 2018-07-26 | 2020-02-11 | 赛峰传动系统公司 | Deceleration or differential device for a turbine engine of an aircraft |
| CN110778692B (en) * | 2018-07-26 | 2023-10-31 | 赛峰传动系统公司 | Speed reducing or differential device for a turbine engine of an aircraft |
| DE102020102986A1 (en) | 2020-02-06 | 2021-08-12 | Schaeffler Technologies AG & Co. KG | Planetary gear with lubricant supply and pedal generator with planetary gear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140709 |