CN109630657A - A kind of non-equal spreader groove heavy duty planet wheel spindle bearing structure - Google Patents
A kind of non-equal spreader groove heavy duty planet wheel spindle bearing structure Download PDFInfo
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- CN109630657A CN109630657A CN201910065849.XA CN201910065849A CN109630657A CN 109630657 A CN109630657 A CN 109630657A CN 201910065849 A CN201910065849 A CN 201910065849A CN 109630657 A CN109630657 A CN 109630657A
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- Prior art keywords
- bearing
- planet wheel
- oil
- cylinder
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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
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
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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
- 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
- F16C33/30—Parts of ball or roller bearings
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
- F16C33/664—Retaining the liquid in or near the 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
- 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
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7803—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C37/00—Cooling of bearings
- F16C37/007—Cooling of bearings of rolling bearings
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
Abstract
The present invention relates to a kind of planet wheel spindle bearing structures, and in particular to a kind of non-equal spreader groove heavy duty planet wheel spindle bearing structure, including cylinder-shaped bearing ontology, the oil pocket both ends of cylinder-shaped bearing ontology are equipped with oil sealing washer and oil sealing gland；Cylinder-shaped bearing body surface is cast with bearing metal, and cylinder-shaped bearing ontology is equipped with non-uniformly distributed oil supply tank, is equipped with internal screw thread in the oil supplying hole of non-uniformly distributed oil supply tank；The middle part of bearing arrangement is equipped with Circumferential oil groove；Non- uniformly distributed oil supply tank both ends are equipped with triangle or rectangle oil duct for excluding well cuts.The planet wheel bearing can effectively improve the bearing capacity of planet wheel bearing, expand the applicable working condition range of planet wheel bearing.By changing the structure of planet wheel bearing, to meet planet wheel bearing under fully loaded transportation condition to the requirement of its performance.
Description
Technical field:
The present invention relates to a kind of planet wheel spindle bearing structures, and in particular to a kind of non-equal spreader groove heavy duty planet wheel spindle bearing structure.
Background technique:
The planet wheel bearing design of epicyclic gearbox is due to application difference, head different from the design of conventional hydrodynamic sliding bearing
First, planetary gear engage with sun gear and ring gear simultaneously in epicyclic gearbox, this results in nibbling twice of planet wheel bearing receiving
With joint efforts, so that planet wheel bearing under fully loaded transportation condition often in working；Secondly, gear-box is run in multiple operating conditions, planet wheel spindle
Engagement force, gravity and centrifugal force are held due to while to bear, so that the loading direction span that same planet wheel bearing is born is larger；
Furthermore and due to epicyclic gearbox, compact-sized, planet wheel bearing size is restricted, and heavy duty and size limitation are so that planet
Wheel bearing specific loading is larger；Finally, planet wheel bearing is usually by alloy casting on axis, axis and planetary gear cooperate, bearing
Width is suitable with planetary gear width, and planet wheel bearing length is larger with width ratio, is unfavorable for the heat dissipation of bearing.
Summary of the invention:
The object of the present invention is to provide a kind of non-equal spreader groove heavy duty planet wheel spindle bearing structures, due to planet wheel bearing special applications
Occasion and design feature, so that bearing capacity is larger, loading direction span suffered by different operating condition lower bearings is larger, so that traditional
Planet wheel bearing is unbearable.The planet wheel bearing can effectively improve the bearing capacity of planet wheel bearing, expand planetary gear
The applicable working condition range of bearing.By changing the structure of planet wheel bearing, to meet planet wheel bearing under fully loaded transportation condition to it
The requirement of performance, efficiently solves above-mentioned technical problem.
The technical solution adopted by the present invention are as follows: a kind of non-equal spreader groove heavy duty planet wheel spindle bearing structure, including cylindrical shaft
Ontology is held, the oil pocket both ends of the cylinder-shaped bearing ontology are equipped with oil sealing washer and oil sealing gland；This body surface of cylinder-shaped bearing
Face is cast with bearing metal, and cylinder-shaped bearing ontology is equipped with non-uniformly distributed oil supply tank, is equipped in the oil supplying hole of non-uniformly distributed oil supply tank
Internal screw thread；The middle part of the bearing arrangement is equipped with Circumferential oil groove.
Further, the non-uniformly distributed oil supply tank both ends are equipped with triangle or rectangle oil duct for excluding well cuts.
Further, which can expand loading ability of bearing area, to increase bearing capacity, be conducive to planetary gear
Application of the bearing under fully loaded transportation condition, while being also applied for multiple working conditions.Two non-equal spreader grooves are arranged in planet wheel bearing,
The expansion of bearing area where realizing heavy duty, improves bearing load carrying capacity.In planet wheel bearing medium design Circumferential oil groove, increase
Heat dissipation, and change a fulcrum into two fulcrums, improve transmission system stability.
Beneficial effects of the present invention: a kind of new liquid dynamic pressure sliding planet wheel spindle bearing structure is provided, this structure can
To realize under fully loaded transportation condition, planet wheel bearing can form fully liquid lubricating oil film, guarantee the reliability service of planet wheel bearing.
In order to improve the bearing capacity of planet wheel bearing, a kind of non-equal spreader groove form is designed, expands supporting region, with smaller structure ruler
Very little satisfaction more high-mechanic requirement.This non-equal spreader groove planet wheel bearing structure is simple, and the reasonably optimizing of oil groove distribution can expire
The bearing requirements of sufficient multiple directions provide a new direction to improve planet wheel bearing bearing capacity.Major advantage is as follows:
1, bearing uses cylinder-shaped bearing ontology, and outside babbitting, bearing oil groove setting is not equally distributed,
It is designed to that two supporting regions of size run planet wheel bearing under fully loaded transportation condition by reasonable distribution, while meeting multi-state
Span larger situation in bearing load direction needs.
2, it is designed using non-equal spreader groove, the biggish region of load will be born and expanded, meanwhile, in the supporting region of diminution,
Have the ability born compared with side crops industry, repartition supporting region with this non-equal spreader groove, to improve bearing load carrying capacity and more
Operating condition adaptability is a kind of method of simple possible.
3, entire planet wheel bearing is opened up a ring slot in middle section by planet wheel bearing design principle, i.e., circumferential oil
Bearing is divided into two parts by slot, not only improves the oil return heat dissipation of bearing, while having one to be set for the stability of transmission system
With.
4, compact-sized, to be easily installed, bearing oil supplying hole is designed to thread forms, simultaneously as oil supplying hole, favorably
It is used in lifting.
Detailed description of the invention:
Fig. 1 is the structural schematic diagram of embodiment one；
Fig. 2 is the partial enlargement diagram of non-uniformly distributed oil supply tank in embodiment one；
Fig. 3 is the scheme of installation of planet wheel bearing in embodiment one；
Fig. 4 is planet wheel bearing Load Characteristics schematic diagram in embodiment one.
Specific embodiment:
Embodiment one
Referring to each figure, Fig. 3 is the scheme of installation of planet wheel bearing, which is applied to ring gear 1, planetary gear 2, planet carrier
5 and sun gear 6 form mechanism in；Planet wheel spindle bearing structure includes cylinder-shaped bearing ontology 3, the cylinder-shaped bearing ontology 3
7 both ends of oil pocket oil sealing washer 9 and oil sealing gland 8 are installed；3 surface of cylinder-shaped bearing ontology is cast with bearing metal 12, circle
Cylindricality bearing body 3 is equipped with non-uniformly distributed oil supply tank 11, is equipped with internal screw thread 13 in the oil supplying hole of non-uniformly distributed oil supply tank 11；The axis
The middle part of bearing structure is equipped with Circumferential oil groove 10；Non- uniformly distributed 11 both ends of oil supply tank are equipped with the triangle for excluding well cuts
Or rectangle oil duct 14；The planet carrier and bearing are equipped with fuel feed hole 4.
Planet wheel bearing both ends are mounted on planet carrier, establish dynamic pressure oil film between bearing metal part and planetary gear inner hole.
The signal of planet wheel bearing Load Characteristics as shown in figure 4, bearing institute it is loaded be not a fixed-direction, the wherein larger operating condition of power
Under, bearing load is larger.The bearing arrangement designed thus is non-equal spreader groove, by the main supporting region of bearing and maximum load capacity position
Oily leaf where setting expands, and improves bearing capacity and multi-state adaptability.When work, brearing bore be full of lubricating oil, both ends by
Oil sealing gland and oil sealing washer are sealed.Lubricating oil establishes oil film by the axial oil groove fuel feeding on planet wheel bearing surface.?
The oil duct of axial oil groove both ends design triangle shape or rectangle, convenient for excluding well cuts, in order to improve bearing heat-sinking capability,
Circumferential oil groove is set in the middle part of bearing, bearing is divided into two parts, draining by among planetary gear escape open up aperture and carry out
Draining.Way can be conducive to improve bearing stability there are also another benefit in this way.Bearing fuel feed hole is set as thread forms,
It is used convenient for the lifting of planet wheel bearing.
Planet wheel bearing is bearing top circle and planetary gear inner hole in cylinder-shaped bearing sheet external integral metal,
The effective supporting region of bearing does not evenly distribute, but according to hydrokinetics calculation bearing lubrication oil film characteristic, to redistribute
Loading ability of bearing region, the operating condition for keeping bearing load big are located at the big oily leaf position of bearing.Realize the purpose for improving bearing capacity.Simultaneously
By opening up the detailed designs such as Circumferential oil groove in the middle part of bearing, bearing temperature rise is reduced, device stability is improved.Non- uniformly distributed heavily loaded planet
Wheel shaft bearing structure may be implemented to can satisfy requirement in fully loaded transportation condition lower bearing performance, while adapting to multiple operating conditions and using.
This method has the advantages that structure is simple, improves bearing capacity without changing size.It is one new opplication of planet wheel bearing
Direction.
Claims (2)
1. a kind of non-equal spreader groove heavy duty planet wheel spindle bearing structure, including cylinder-shaped bearing ontology (3), it is characterised in that: described
Oil pocket (7) both ends of cylinder-shaped bearing ontology (3) are equipped with oil sealing washer (9) and oil sealing gland (8)；Cylinder-shaped bearing ontology
(3) surface is cast with bearing metal (12), and cylinder-shaped bearing ontology (3) is equipped with non-uniformly distributed oil supply tank (11), non-uniformly distributed fuel feeding
Internal screw thread (13) are equipped in the oil supplying hole of slot (11)；The middle part of the bearing arrangement is equipped with Circumferential oil groove (10).
2. the non-equal spreader groove heavy duty planet wheel spindle bearing structure of one kind according to claim 1, it is characterised in that: described non-equal
Cloth oil supply tank (11) both ends are equipped with triangle or rectangle oil duct (14) for excluding well cuts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910065849.XA CN109630657A (en) | 2019-01-24 | 2019-01-24 | A kind of non-equal spreader groove heavy duty planet wheel spindle bearing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910065849.XA CN109630657A (en) | 2019-01-24 | 2019-01-24 | A kind of non-equal spreader groove heavy duty planet wheel spindle bearing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109630657A true CN109630657A (en) | 2019-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910065849.XA Pending CN109630657A (en) | 2019-01-24 | 2019-01-24 | A kind of non-equal spreader groove heavy duty planet wheel spindle bearing structure |
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|---|---|
| CN (1) | CN109630657A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110469657A (en) * | 2019-09-18 | 2019-11-19 | 南京高速齿轮制造有限公司 | A kind of planet pin shaft and retarder |
| CN113983069A (en) * | 2021-11-11 | 2022-01-28 | 中国船舶重工集团公司第七0三研究所 | High-speed heavy-load low-power-consumption dislocation molded line sliding support bearing |
| WO2023212862A1 (en) * | 2022-05-05 | 2023-11-09 | 舍弗勒技术股份两合公司 | Planetary gearbox and wind power device |
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|---|---|---|---|---|
| TWM315963U (en) * | 2006-12-15 | 2007-08-01 | Wen-Fu Liu | Improved pilot wheel lubricant replacing structure for track of rice harvesting machine |
| CN201125955Y (en) * | 2007-11-28 | 2008-10-01 | 瓦房店轴承集团有限责任公司 | Four-row cylinder roller bearing with strong oil mist lubricating apparatus |
| CN203833122U (en) * | 2014-04-16 | 2014-09-17 | 青岛松灵电力环保设备有限公司 | Scraper conveyer internal pressure wheel |
| CN104948721A (en) * | 2015-06-24 | 2015-09-30 | 大连华锐重工集团股份有限公司 | Planet wheel bearing lubrication structure of planetary reducer |
| CN204755870U (en) * | 2015-06-24 | 2015-11-11 | 大连华锐重工集团股份有限公司 | Planetary reducer planet wheel bearing lubricating structure |
| CN107839409A (en) * | 2017-12-07 | 2018-03-27 | 安徽中津包装科技有限公司 | The wheel for automatically adjusting fuel feeding is drawn a bow to the full |
| CN108150523A (en) * | 2017-12-20 | 2018-06-12 | 中国船舶重工集团公司第七0三研究所 | A kind of efficient slide thrust bearing bearing shell suitable for rotating |
| CN207486023U (en) * | 2017-10-13 | 2018-06-12 | 南京高速齿轮制造有限公司 | A kind of planetary transmission and wind power plant |
| CN108953385A (en) * | 2018-07-06 | 2018-12-07 | 江西洪都航空工业集团有限责任公司 | A kind of aircraft pump ground experiment connection shaft seat |
| CN209539977U (en) * | 2019-01-24 | 2019-10-25 | 中国船舶重工集团公司第七0三研究所 | A kind of non-equal spreader groove heavy duty planet wheel spindle bearing structure |
-
2019
- 2019-01-24 CN CN201910065849.XA patent/CN109630657A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM315963U (en) * | 2006-12-15 | 2007-08-01 | Wen-Fu Liu | Improved pilot wheel lubricant replacing structure for track of rice harvesting machine |
| CN201125955Y (en) * | 2007-11-28 | 2008-10-01 | 瓦房店轴承集团有限责任公司 | Four-row cylinder roller bearing with strong oil mist lubricating apparatus |
| CN203833122U (en) * | 2014-04-16 | 2014-09-17 | 青岛松灵电力环保设备有限公司 | Scraper conveyer internal pressure wheel |
| CN104948721A (en) * | 2015-06-24 | 2015-09-30 | 大连华锐重工集团股份有限公司 | Planet wheel bearing lubrication structure of planetary reducer |
| CN204755870U (en) * | 2015-06-24 | 2015-11-11 | 大连华锐重工集团股份有限公司 | Planetary reducer planet wheel bearing lubricating structure |
| CN207486023U (en) * | 2017-10-13 | 2018-06-12 | 南京高速齿轮制造有限公司 | A kind of planetary transmission and wind power plant |
| CN107839409A (en) * | 2017-12-07 | 2018-03-27 | 安徽中津包装科技有限公司 | The wheel for automatically adjusting fuel feeding is drawn a bow to the full |
| CN108150523A (en) * | 2017-12-20 | 2018-06-12 | 中国船舶重工集团公司第七0三研究所 | A kind of efficient slide thrust bearing bearing shell suitable for rotating |
| CN108953385A (en) * | 2018-07-06 | 2018-12-07 | 江西洪都航空工业集团有限责任公司 | A kind of aircraft pump ground experiment connection shaft seat |
| CN209539977U (en) * | 2019-01-24 | 2019-10-25 | 中国船舶重工集团公司第七0三研究所 | A kind of non-equal spreader groove heavy duty planet wheel spindle bearing structure |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110469657A (en) * | 2019-09-18 | 2019-11-19 | 南京高速齿轮制造有限公司 | A kind of planet pin shaft and retarder |
| CN113983069A (en) * | 2021-11-11 | 2022-01-28 | 中国船舶重工集团公司第七0三研究所 | High-speed heavy-load low-power-consumption dislocation molded line sliding support bearing |
| CN113983069B (en) * | 2021-11-11 | 2024-04-09 | 中国船舶重工集团公司第七0三研究所 | High-speed heavy-load low-power consumption dislocation molded line sliding support bearing |
| WO2023212862A1 (en) * | 2022-05-05 | 2023-11-09 | 舍弗勒技术股份两合公司 | Planetary gearbox and wind power device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190416 |
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| RJ01 | Rejection of invention patent application after publication |