CN204459102U - The lubricating fitting of planetary gear bearing and the planet pin for this lubricating fitting - Google Patents
The lubricating fitting of planetary gear bearing and the planet pin for this lubricating fitting Download PDFInfo
- Publication number
- CN204459102U CN204459102U CN201520013773.3U CN201520013773U CN204459102U CN 204459102 U CN204459102 U CN 204459102U CN 201520013773 U CN201520013773 U CN 201520013773U CN 204459102 U CN204459102 U CN 204459102U
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- planetary gear
- gear bearing
- planet pin
- lubricating fitting
- axis hole
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- 230000001050 lubricating effect Effects 0.000 title claims abstract description 45
- 239000012530 fluid Substances 0.000 claims abstract description 22
- 239000007788 liquid Substances 0.000 claims abstract description 21
- 230000008676 import Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 7
- 238000005461 lubrication Methods 0.000 abstract description 7
- 230000003670 easy-to-clean Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000007373 indentation Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- General Details Of Gearings (AREA)
Abstract
The utility model discloses a kind of lubricating fitting of planetary gear bearing and there is the planet pin of this lubricating fitting, lubricating fitting comprises planet carrier, planet pin and oil guide plate, planet carrier offers axis hole, the end of planet pin is stretched in axis hole, and and shaft hole matching, one end of planet pin offers breach vertically, breach and axis hole conducting form open oil passage, oil guide plate is arranged on planet carrier, and oil guide plate offers oil-collecting liquid bath, and oil-collecting liquid bath is communicated with oil passage.So, owing to adopting open oil passage, fluid constantly imports in planet carrier axis hole by oil guide plate under the effect of rotary centrifugal force, through breach to planetary gear bearing, for planetary gear bearing provides sufficient fluid to carry out lubricating and dispelling the heat, without the need to processing and lubrication oilhole on planet pin, reduce the difficulty of processing of planet pin, also avoid the burr of oilhole place not easy to clean on the impact of other component, reliability is high.
Description
Technical field
The utility model relates to system of vehicle transmission technical field, especially, relates to a kind of lubricating fitting of planetary gear bearing and has the planet pin of this lubricating fitting.
Background technique
The function of vehicle drive system is by the power transimission of power source to driving wheel, and changes tractive force according to the requirement that vehicle travels, and then regulation speed.Need to adopt planetary mechanism for transmitting torque and commutation in automatic gearbox, the planetary pinion in planetary mechanism operationally needs sufficient fluid to carry out lubricating and dispelling the heat.If lubrication, when dispelling the heat insufficient, planetary gear bearing is easy damaged under High Rotation Speed, causes automatic gearbox abnormal sound even to lose efficacy.
For solving the problem, traditional planetary gear bearing relies on the oilhole of planet pin to lubricate usually.Planet pin is fixed on planet carrier by riveted joint, and lubricant oil is first assembled in oil guide plate, then imports the oilhole on planet pin, enters planetary gear bearing and lubricate.This lubricating system, needs processing and lubrication oilhole on planet pin.But, be limited by the size of planet pin self, oilhole is too little not easily to be processed, and oilhole is adding the burr not easy to clean produced man-hour, when automatic transmission works, if burr comes off, burr will enter planetary gear bearing and cause bearing inordinate wear, cause reliability low.
Model utility content
The utility model object is to provide a kind of lubricating fitting of planetary gear bearing to have the planet pin of this lubricating fitting, large with the lubricating system difficulty of processing solving existing planetary gear bearing, the technical problem that reliability is low.
For achieving the above object, the technical solution adopted in the utility model is as follows:
A lubricating fitting for planetary gear bearing, comprising:
Planet carrier, offers axis hole;
Planet pin, be arranged on planet carrier, planet pin is arranged with planetary gear bearing, the end of planet pin is stretched in axis hole, and and shaft hole matching, one end of planet pin offers breach vertically, and breach and axis hole conducting are formed as the open oil passage that planetary gear bearing provides fluid;
Oil guide plate, is arranged on planet carrier, and oil guide plate offers oil-collecting liquid bath, and oil-collecting liquid bath is communicated with oil passage.
Further, planet carrier comprises body and board, and board is installed on body side,
Board and body all offer axis hole, and the front end of planet pin is stretched in the axis hole on board, and rear end is stretched in the axis hole on body, and breach is opened in the front end of planet pin,
Oil guide plate is installed on the side of board away from planetary gear bearing, and oil-collecting liquid bath is towards the axis hole on board, to be communicated with oil passage.
Further, board is welded in body.
Further, the lubricating fitting of planetary gear bearing also comprises spacing shim, spacing shim offers positioning hole, spacing shim is sheathed on the indentation, there of planet pin by positioning hole, the shape that the shape of positioning hole and planet pin are provided with indentation, there is coincide, and spacing shim is between planetary gear bearing and board.
Further, the axial cross section of breach is L-type.
Further, the lubricating fitting of planetary gear bearing also comprises baffle plate, and baffle plate is arranged on body, and baffle plate is positioned at the end that body offers axis hole, and conflicts with the rear end of planet pin.
Further, the lubricating fitting of planetary gear bearing also comprises anti-attrition pad, and anti-attrition pad is sheathed on the rear end of planet pin, and between body and planetary pinion.
A kind of planet pin, is arranged with planetary gear bearing,
The breach that promising planetary gear bearing provides oil passage is offered in one end of planet pin.
Further, the axial cross section of breach is L-type.
The utility model has following beneficial effect:
Have the planet pin of this lubricating fitting according to the lubricating fitting of planetary gear bearing of the present utility model, offer breach vertically in one end of planet pin, breach and axis hole conducting form open oil passage, and oil guide plate offers oil-collecting liquid bath.When planet carrier works, rotate the centrifugal force produced and fluid is assembled at oil-collecting liquid bath place, the oil-collecting liquid bath of oil guide plate is communicated with oil passage, thus fluid imports planetary gear bearing by oil passage.Owing to adopting open oil passage, fluid constantly imports in planet carrier axis hole by oil guide plate under the effect of rotary centrifugal force, through breach to planetary gear bearing, for planetary gear bearing provides sufficient fluid to carry out lubricating and dispelling the heat, without the need to processing and lubrication oilhole on planet pin, reduce the difficulty of processing of planet pin, also avoid the burr of oilhole place not easy to clean on the impact of other component, reliability is high.
Except object described above, feature and advantage, the utility model also has other object, feature and advantage.Below with reference to figure, the utility model is described in further detail.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the lubricating fitting of the planetary gear bearing of the utility model preferred embodiment;
Fig. 2 is the structural representation of the planet pin of Fig. 1; And
Fig. 3 is another viewing angle constructions schematic diagram of the planet pin of Fig. 1.
Description of reference numerals: 10, planet carrier; 110, axis hole; 120, body; 130, board; 20, planet pin; 210, breach; 30, oil guide plate; 310, oil-collecting liquid bath; 40, planetary gear bearing; 50, planetary pinion; 60, spacing shim; 70, baffle plate; 80, anti-attrition pad.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
Referring to figs. 1 through Fig. 3, preferred embodiment of the present utility model provides a kind of lubricating fitting of planetary gear bearing, lubricating fitting comprises planet carrier 10, planet pin 20 and oil guide plate 30, planet carrier 10 offers axis hole 110, planet pin 20 is arranged on planet carrier 10, planet pin 20 is arranged with planetary gear bearing 40, the end of planet pin 20 is stretched in axis hole 110, and coordinate with axis hole 110, one end of planet pin 20 offers breach 210 vertically, breach 210 and axis hole 110 conducting are formed as the open oil passage that planetary gear bearing 40 provides fluid, oil guide plate 30 is arranged on planet carrier 10, oil guide plate 30 offers oil-collecting liquid bath 310, oil-collecting liquid bath 310 is communicated with oil passage.So, when planet carrier 10 works, rotate the centrifugal force produced and fluid is assembled at oil-collecting liquid bath 310 place, the oil-collecting liquid bath 310 of oil guide plate 30 is communicated with oil passage, thus fluid imports planetary gear bearing 40 by oil passage.Owing to adopting open oil passage, fluid constantly imports in planet carrier 10 axis hole 110 by oil guide plate 30 under the effect of rotary centrifugal force, through breach 210 to planetary gear bearing 40, for planetary gear bearing 40 provides sufficient fluid to carry out lubricating and dispelling the heat, without the need to processing and lubrication oilhole on planet pin 20, reduce the difficulty of processing of planet pin 20, also avoid the burr of oilhole place not easy to clean on the impact of other component, reliability is high.
With reference to Fig. 1, in the preferred embodiment, alternatively, planet carrier 10 comprises body 120 and board 130, and board 130 is installed on body 120 side, and board 130 and body 120 all offer axis hole 110, the front end of planet pin 20 is stretched in the axis hole 110 on board 130, rear end is stretched in the axis hole 110 on body 120, and breach 210 is opened in the front end of planet pin 20, and oil guide plate 30 is installed on the side of board 130 away from planetary gear bearing 40.As Fig. 1, the front end of planet pin 20 corresponds to right-hand member, and rear end corresponds to left end, and oil guide plate 30 is installed on the right side of board 130.Oil-collecting liquid bath 310 is towards the axis hole 110 on board 130, to be communicated with oil passage, thus fluid is constantly imported in planet carrier 10 axis hole 110 by oil-collecting liquid bath 310 under the effect of rotary centrifugal force, ensure as planetary gear bearing 40 provides sufficient fluid to carry out lubricating and dispelling the heat.Preferably, board 130 can adopt the mode of welding to be installed on body 120.
With reference to Fig. 1, in the preferred embodiment, alternatively, the lubricating fitting of planetary gear bearing comprises spacing shim 60, spacing shim 60 offers positioning hole, spacing shim 60 is sheathed on breach 210 place of planet pin 20 by positioning hole, and the shape that the shape of positioning hole and planet pin 20 are provided with breach 210 place is coincide, and spacing shim 60 is between planetary gear bearing 40 and board 130.So, spacing shim 60 axially can play position-limiting action with radial to planet pin 20 simultaneously.Adopt spacing shim 60 to substitute riveted joint, simplify the structure of planet pin 20, easy to process, assemble easy.In specific embodiment as shown in Figure 1, spacing shim 60 can carry out axial limiting radial and to the right to planet pin 20.Preferably, the axial cross section of breach 210 can be L-type, and the shape of positioning hole and planet pin 20 offer breach 210 place and coincide, and effectively prevent planet pin 20 from rotating in the course of the work, good limit effect, and structure is simple, and processing is convenient.Further, the lubricating fitting of planetary gear bearing also comprises baffle plate 70, and baffle plate 70 is arranged on body 120, is specifically connected and fixed by bolt, and baffle plate 70 is positioned at the end that body 120 offers axis hole 110, and conflicts with the rear end of planet pin 20.So, baffle plate 70 is conflicted with the rear end of planet pin 20, for the rear end axial limiting to planet pin 20, spacing shim 60 is for the front end axial limiting to planet pin 20, thus it is completely spacing to the axis of planet pin 20, carrying out without the need to rushing riveting in assembly process to planet pin 20, easy to assembly, reliability is high.In specific embodiment as shown in Figure 1, baffle plate 70 is positioned at body 120 left end, and baffle plate 70 can to planet wheel shaft axial limiting left.
With reference to Fig. 1, in the preferred embodiment, alternatively, the lubricating fitting of planetary gear bearing also comprises anti-attrition pad 80, and anti-attrition pad 80 is sheathed on the rear end of planet pin 20, and between body 120 and planetary pinion 50.So; because planetary gear bearing 40 is arranged with planetary pinion 50; in the course of the work; planetary pinion 50 is planet pin 20 high speed rotating relatively; planetary pinion 50, planetary gear bearing 40 can all be separated with body 120 by anti-attrition pad 80; shield, effectively avoid planetary pinion 50, planetary gear bearing 40 contacts with body 120 and wear and tear, reliability is high.
Referring to figs. 1 through Fig. 3, the utility model also provides a kind of planet pin for above-mentioned lubricating fitting, and planet pin 20 is arranged with planetary gear bearing 40, and the breach 210 that promising planetary gear bearing 40 provides oil passage is offered in one end of planet pin 20.So, when planet carrier 10 works, rotating the centrifugal force produced makes fluid enter planetary gear bearing 40 by this breach 210, for planetary gear bearing 40 provides sufficient fluid to carry out lubricating and dispelling the heat, without the need to processing and lubrication oilhole on planet pin 20, reduce the difficulty of processing of planet pin 20, also avoid the burr of oilhole place not easy to clean on the impact of other component, reliability is high.Preferably, the axial cross section of breach 210 can be L-type.So, offer in the engagement process of breach 210 place and above-mentioned spacing shim 60 at planet pin 20, effectively prevent planet pin 20 from rotating in the course of the work, structure is simple, easy to assembly.
As can be seen from the above description, the utility model the above embodiments achieve following technique effect:
There is according to the lubricating fitting of planetary gear bearing of the present utility model the planet pin of this lubricating fitting, breach 210 is offered vertically in one end of planet pin 20, breach 210 and axis hole 110 conducting form open oil passage, and oil guide plate 30 offers oil-collecting liquid bath 310.When planet carrier 10 works, rotate the centrifugal force produced and fluid is assembled at oil-collecting liquid bath 310 place, the oil-collecting liquid bath 310 of oil guide plate 30 is communicated with oil passage, thus fluid imports planetary gear bearing 40 by oil passage.Owing to adopting open oil passage, fluid constantly imports in planet carrier 10 axis hole 110 by oil guide plate 30 under the effect of rotary centrifugal force, through breach 210 to planetary gear bearing 40, for planetary gear bearing 40 provides sufficient fluid to carry out lubricating and dispelling the heat, without the need to processing and lubrication oilhole on planet pin 20, reduce the difficulty of processing of planet pin 20, also avoid the burr of oilhole place not easy to clean on the impact of other component, reliability is high.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (9)
1. a lubricating fitting for planetary gear bearing, is characterized in that, comprising:
Planet carrier (10), offers axis hole (110);
Planet pin (20), be arranged on described planet carrier (10), described planet pin (20) is arranged with planetary gear bearing (40), the end of described planet pin (20) is stretched in described axis hole (110), and coordinate with described axis hole (110), one end of described planet pin (20) offers breach (210) vertically, and described breach (210) and described axis hole (110) conducting are formed as the open oil passage that described planetary gear bearing (40) provides fluid;
Oil guide plate (30), be arranged on described planet carrier (10), described oil guide plate (30) offers oil-collecting liquid bath (310), and described oil-collecting liquid bath (310) is communicated with described oil passage.
2. the lubricating fitting of planetary gear bearing according to claim 1, is characterized in that,
Described planet carrier (10) comprises body (120) and board (130), and described board (130) is installed on described body (120) side,
Described board (130) and described body (120) all offer described axis hole (110), the front end of described planet pin (20) is stretched in the described axis hole (110) on described board (130), rear end is stretched in the described axis hole (110) on described body (120), described breach (210) is opened in the front end of described planet pin (20)
Described oil guide plate (30) is installed on the side of described board (130) away from described planetary gear bearing (40), and described oil-collecting liquid bath (310) is towards the described axis hole (110) on described board (130), to be communicated with described oil passage.
3. the lubricating fitting of planetary gear bearing according to claim 2, is characterized in that,
Described board (130) is welded in described body (120).
4. the lubricating fitting of planetary gear bearing according to claim 2, is characterized in that,
The lubricating fitting of described planetary gear bearing also comprises spacing shim (60), described spacing shim (60) offers positioning hole, described spacing shim (60) is sheathed on described breach (210) place of described planet pin (20) by described positioning hole, the shape that the shape of described positioning hole and described planet pin (20) are provided with described breach (210) place is coincide, and described spacing shim (60) is positioned between described planetary gear bearing (40) and described board (130).
5. the lubricating fitting of planetary gear bearing according to claim 4, is characterized in that,
The axial cross section of described breach (210) is L-type.
6. the lubricating fitting of planetary gear bearing according to claim 4, is characterized in that,
The lubricating fitting of described planetary gear bearing also comprises baffle plate (70), described baffle plate (70) is arranged on described body (120), described baffle plate (70) is positioned at the end that described body (120) offers described axis hole (110), and conflicts with the rear end of described planet pin (20).
7. the lubricating fitting of planetary gear bearing according to claim 2, is characterized in that,
The lubricating fitting of described planetary gear bearing also comprises anti-attrition pad (80), described anti-attrition pad (80) is sheathed on the rear end of described planet pin (20), and is positioned between described body (120) and described planetary pinion (50).
8. a planet pin, is arranged with planetary gear bearing, it is characterized in that,
The breach (210) that promising described planetary gear bearing (40) provides oil passage is offered in one end of described planet pin (20).
9. planet pin according to claim 8, is characterized in that,
The axial cross section of described breach (210) is L-type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520013773.3U CN204459102U (en) | 2015-01-09 | 2015-01-09 | The lubricating fitting of planetary gear bearing and the planet pin for this lubricating fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520013773.3U CN204459102U (en) | 2015-01-09 | 2015-01-09 | The lubricating fitting of planetary gear bearing and the planet pin for this lubricating fitting |
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| Publication Number | Publication Date |
|---|---|
| CN204459102U true CN204459102U (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520013773.3U Active CN204459102U (en) | 2015-01-09 | 2015-01-09 | The lubricating fitting of planetary gear bearing and the planet pin for this lubricating fitting |
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| CN (1) | CN204459102U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109681614A (en) * | 2019-01-02 | 2019-04-26 | 盛瑞传动股份有限公司 | Planet axis, limiting device and planetary gear assembly equipment |
| US10385961B2 (en) | 2017-10-25 | 2019-08-20 | General Electric Company | Planetary gear system |
-
2015
- 2015-01-09 CN CN201520013773.3U patent/CN204459102U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10385961B2 (en) | 2017-10-25 | 2019-08-20 | General Electric Company | Planetary gear system |
| CN109681614A (en) * | 2019-01-02 | 2019-04-26 | 盛瑞传动股份有限公司 | Planet axis, limiting device and planetary gear assembly equipment |
| CN109681614B (en) * | 2019-01-02 | 2021-09-14 | 盛瑞传动股份有限公司 | Planet shaft, limiting device and planet wheel assembly equipment |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 410205 No. 68 Du Rong Road, Yuelu District, Changsha, Hunan Patentee after: Hunan Yung Da intelligent transmission Limited by Share Ltd. Address before: 410205 No. 68 Du Rong Road, Yuelu District, Changsha, Hunan Patentee before: Hunan Yung Da vehicle transmission Limited by Share Ltd. Address after: 410205 No. 68 Du Rong Road, Yuelu District, Changsha, Hunan Patentee after: Hunan Yung Da vehicle transmission Limited by Share Ltd. Address before: 410205 No. 68 Du Rong Road, Yuelu District, Changsha, Hunan Patentee before: HUNAN JIANGLU & RONGDA VEHICLE TRANSMISSION Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240124 Address after: 646003 Section 4, Jiugu Avenue, High tech Zone, Luzhou City, Sichuan Province Patentee after: Luzhou Rongda Intelligent Transmission Co.,Ltd. Country or region after: China Address before: 410205 No. 68 Du Rong Road, Yuelu District, Changsha, Hunan Patentee before: Hunan Yung Da intelligent transmission Limited by Share Ltd. Country or region before: China |