CN106090138A - A kind of hub reduction gear - Google Patents
A kind of hub reduction gear Download PDFInfo
- Publication number
- CN106090138A CN106090138A CN201610686427.0A CN201610686427A CN106090138A CN 106090138 A CN106090138 A CN 106090138A CN 201610686427 A CN201610686427 A CN 201610686427A CN 106090138 A CN106090138 A CN 106090138A
- Authority
- CN
- China
- Prior art keywords
- sun gear
- end cap
- gear
- rotation
- hub reduction
- 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
-
- 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
- F16H1/32—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
-
- 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
-
- 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
- F16H57/031—Gearboxes; Mounting gearing therein characterised by covers or lids for gearboxes
Abstract
The invention discloses a kind of hub reduction gear, including housing, planetary gearsets, input end cap and output end cap, planetary gearsets is arranged in housing, and input end cap and output end cap lay respectively at both sides before and after planetary gearsets；Planetary gearsets includes planet carrier, sun gear and multiple planetary gear, and multiple planetary gears are engaged between sun gear and planet carrier；Being additionally provided with sun gear baffle plate between sun gear and output end cap, outfan lid is provided with anti-rotation breach, it is protruding that sun gear baffle plate is provided with the anti-rotation matched with anti-rotation breach, and anti-rotation projection is arranged in described anti-rotation breach.The hub reduction gear of the present invention utilizes anti-rotation breach and the cooperation of anti-rotation projection, prevent sun gear flapper and play the effect moved axially preventing sun gear, solve prior art needs to use nut prevent sun wheel shaft to displacement, and the problem that after nut loosening, axial displacement is excessive；And the abrasion between sun gear and output end cap can be reduced, extend its service life.
Description
Technical field
The present invention relates to vehicle transmission apparatus field, particularly relate to a kind of hub reduction gear.
Background technology
Hub reduction gear is afterbody deceleration torsion increasing device in automotive transmission, it be widely used in load truck,
Motorbus, offroad vehicle and some other large-scale work mine car.Research to hub reduction gear, has critically important actual meaning
Justice and enterprise practical.
Hub reduction gear mainly includes housing, planetary gearsets, input end cap and output end cap, and planetary gearsets includes again
Planet carrier, sun gear and planetary gear, the sun gear of general planetary gearsets is connected with semiaxis, and planetary wheel carrier is connected with wheel, OK
Carrier connects with axle housing, and using hub reduction gear is the driving force in order to improve automobile, to meet or to revise whole drive system
The coupling of power.
Existing hub reduction gear generally uses the nut being fixed on semiaxis axially to position sun gear, but this
Kind of localization method, one is in the case of nut loosening, the problem that the axial displacement of sun gear is excessive easily occurs, and two is once spiral shell
After mother loosens, sun gear moves axially, and sun gear aggravates with the friction of output end cap so that sun gear serious wear, meeting
The serious service life reducing hub reduction gear, also to vehicle driving potential safety hazard.
Summary of the invention
In order to overcome shortcoming and defect present in prior art, the invention provides a kind of hub reduction gear.
The present invention is achieved by the following technical solutions: a kind of hub reduction gear, including housing, planetary gearsets, defeated
Entering end cap and output end cap, described planetary gearsets is arranged in described housing, described input end cap and output end cap position respectively
Both sides before and after described planetary gearsets；
Described planetary gearsets includes planet carrier, sun gear and multiple planetary gear, and described sun gear is positioned at described planet carrier
Center, the plurality of planetary gear is engaged between described sun gear and described planet carrier；
It is additionally provided with sun gear baffle plate between described sun gear and described output end cap, described outfan lid is provided with anti-
Turning breach, it is protruding that described sun gear baffle plate is provided with the anti-rotation matched with described anti-rotation breach, and described anti-rotation projection is arranged on
In described anti-rotation breach.
The hub reduction gear of the present invention passes through to arrange sun gear baffle plate between sun gear and output end cap, and at outfan
Cover and anti-rotation breach is set and anti-rotation projection is set on sun gear baffle plate, utilize anti-rotation breach and the cooperation of anti-rotation projection, anti-
Stop sun gear flapper and play the effect moved axially preventing sun gear, solving and prior art needs use nut
Prevent sun wheel shaft to displacement, and the problem that after nut loosening, axial displacement is excessive；And sun gear baffle plate be arranged on sun gear and
Between output end cap, it is possible to reduce the abrasion between sun gear and output end cap, extend its service life.
Further, described output end cap is provided with end difference towards the side of described sun gear, and described end difference is used for
Place described sun gear baffle plate.
Further, the anti-rotation projection of described sun gear baffle plate is that circular arc is protruding.
Further, the anti-rotation breach on described outfan lid is arc gap.
Further, described sun gear baffle plate be provided centrally with a through hole.
Further, the plurality of planetary gear respectively by be articulated in before and after a planet wheel bearing described input end cap and
On outfan lid.
Further, described input lid is provided with it is easily installed fixing hole, location.
Further, described housing exterior walls is provided with multiple reinforcement.
Relative to prior art, the hub reduction gear of the present invention is by arranging sun gear between sun gear and output end cap
Baffle plate, and anti-rotation breach is set on outfan lid and anti-rotation projection is set on sun gear baffle plate, utilize anti-rotation breach and prevent
Turn protruding cooperation, prevent sun gear flapper and play the effect moved axially preventing sun gear, solving existing skill
Art needs use nut prevent sun wheel shaft to displacement, and the problem that after nut loosening, axial displacement is excessive；And sun catch
Plate is arranged between sun gear and output end cap, it is possible to reduce the abrasion between sun gear and output end cap, extends it and uses the longevity
Life.The hub reduction gear of the present invention has the feature such as simple in construction, anti-good, the length in service life of axial displacement effect, has the strongest
Practicality.
In order to be more fully understood that and implement, describe the present invention below in conjunction with the accompanying drawings in detail.
Accompanying drawing explanation
Fig. 1 is the perspective view of the hub reduction gear of the present invention.
Fig. 2 is the rearview of the hub reduction gear of the present invention.
Detailed description of the invention
Refer to Fig. 1 and Fig. 2.Fig. 1 is the perspective view of the hub reduction gear of the present invention.Fig. 2 is the present invention
The rearview of hub reduction gear.The hub reduction gear of the present invention, including housing 10, planetary gearsets 20, input end cap 30 and defeated
Going out end cap 40, described planetary gearsets 20 is arranged in described housing 10, described input end cap 30 and output end cap 40 position respectively
Both sides before and after described planetary gearsets 20.
Specifically, described housing 10 outer wall of the present embodiment is provided with multiple reinforcement 11, it is permissible that reinforcement 11 is set
Strengthen the intensity of housing 10, increase stability and the service life of housing 10.
The described planetary gearsets 20 of the present embodiment includes planet carrier 21, sun gear and multiple planetary gear 22, the described sun
Wheel is positioned at the center of described planet carrier 21, and the plurality of planetary gear 22 is engaged between described sun gear and described planet carrier 21.
The plurality of planetary gear 22 of the present embodiment is respectively by being articulated in described input end cap 30 and defeated before and after a planet wheel bearing
Go out on end cap 40.It is provided with on described input end cap 30 and is easily installed fixing hole, location, utilize the location on input end cap 30
Hole, it is simple to carry out hub reduction gear installing and fix.
It is additionally provided with sun gear baffle plate 50, described output between described sun gear and the described output end cap 40 of the present embodiment
Being provided with anti-rotation breach 41 on end cap 40, the anti-rotation that described sun gear baffle plate 50 is provided with described anti-rotation breach 41 matches is convex
Playing 51, described anti-rotation projection 51 is arranged in described anti-rotation breach 41.The present embodiment preferably described output end cap 40 towards
The side of described sun gear is provided with end difference, and described end difference is used for placing described sun gear baffle plate 50.Sun gear baffle plate 50
It is placed in the end difference of output end cap 40 and anti-rotation protruding 51 embeds in the anti-rotation breach 41 on output end cap 40, utilize anti-rotation
Protruding 51 with the engaging of anti-rotation breach 41, it is achieved sun gear is taken turns the anti-rotation of baffle plate 50, and sun gear baffle plate 50 serves and prevents too
The effect moved axially of sun wheel, solves and needs in prior art to use nut to prevent sun wheel shaft to displacement, and nut is loose
The problem that after dynamic, axially displacement is excessive.It addition, sun gear baffle plate is arranged between sun gear and output end cap, it is possible to reduce the sun
Abrasion between wheel and output end cap, extends its service life.
Described sun gear baffle plate 50 be provided centrally with a through hole, the diameter of through hole is more than the semiaxis that is connected with sun gear
Diameter.It is protruding that the anti-rotation projection 51 of the described sun gear baffle plate 50 of the present embodiment is preferably set to circular arc, described output end cap
Anti-rotation breach 41 on 40 is arranged in correspondence with as arc gap.Anti-rotation projection 51 being set to circular arc protruding, anti-rotation breach 41 sets
It is set to arc gap, can well sun gear baffle plate 50 be carried out spacing, and be easily installed engaging, anti-rotation breach 41 and anti-rotation
The stress of protruding 51 is also uniform, is conducive to increasing its service life.
Relative to prior art, the hub reduction gear of the present invention is by arranging sun gear between sun gear and output end cap
Baffle plate, and anti-rotation breach is set on outfan lid and anti-rotation projection is set on sun gear baffle plate, utilize anti-rotation breach and prevent
Turn protruding cooperation, prevent sun gear flapper and play the effect moved axially preventing sun gear, solving existing skill
Art needs use nut prevent sun wheel shaft to displacement, and the problem that after nut loosening, axial displacement is excessive；And sun catch
Plate is arranged between sun gear and output end cap, it is possible to reduce the abrasion between sun gear and output end cap, extends it and uses the longevity
Life.The hub reduction gear of the present invention has the feature such as simple in construction, anti-good, the length in service life of axial displacement effect, has the strongest
Practicality.
The invention is not limited in above-mentioned embodiment, if various changes or deformation to the present invention are without departing from the present invention
Spirit and scope, if these are changed and within the scope of deformation belongs to claim and the equivalent technologies of the present invention, then this
Bright being also intended to comprises these changes and deformation.
Claims (8)
1. a hub reduction gear, it is characterised in that: include housing, planetary gearsets, input end cap and output end cap, described row
Star gear train is arranged in described housing, and described input end cap and output end cap lay respectively at before and after described planetary gearsets two
Side；
Described planetary gearsets includes planet carrier, sun gear and multiple planetary gear, and described sun gear is positioned in described planet carrier
The heart, the plurality of planetary gear is engaged between described sun gear and described planet carrier；
It is additionally provided with sun gear baffle plate between described sun gear and described output end cap, described outfan lid is provided with anti-rotation and lacks
Mouthful, it is protruding that described sun gear baffle plate is provided with the anti-rotation matched with described anti-rotation breach, and described anti-rotation projection is arranged on described
In anti-rotation breach.
Hub reduction gear the most according to claim 1, it is characterised in that: described output end cap is towards the one of described sun gear
Side is provided with end difference, and described end difference is used for placing described sun gear baffle plate.
Hub reduction gear the most according to claim 2, it is characterised in that: the anti-rotation projection of described sun gear baffle plate is circular arc
Protruding.
Hub reduction gear the most according to claim 3, it is characterised in that: the anti-rotation breach on described outfan lid is circular arc
Breach.
Hub reduction gear the most according to claim 1, it is characterised in that: described sun gear baffle plate be provided centrally with one lead to
Hole.
Hub reduction gear the most according to claim 1, it is characterised in that: the plurality of planetary gear is respectively by a planet
It is articulated in before and after wheel bearing on described input end cap and outfan lid.
Hub reduction gear the most according to claim 1, it is characterised in that: it is provided with on described input lid and is easily installed admittedly
Fixed hole, location.
Hub reduction gear the most according to claim 1, it is characterised in that: it is provided with multiple reinforcement on described housing exterior walls
Muscle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610686427.0A CN106090138A (en) | 2016-08-18 | 2016-08-18 | A kind of hub reduction gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610686427.0A CN106090138A (en) | 2016-08-18 | 2016-08-18 | A kind of hub reduction gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106090138A true CN106090138A (en) | 2016-11-09 |
Family
ID=58070150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610686427.0A Pending CN106090138A (en) | 2016-08-18 | 2016-08-18 | A kind of hub reduction gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106090138A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5505668A (en) * | 1994-07-29 | 1996-04-09 | Ikona Gears Limited | Gear system |
| CN101247968A (en) * | 2005-07-19 | 2008-08-20 | Ntn株式会社 | Motor-driven wheel driving apparatus |
| WO2012111049A1 (en) * | 2011-02-14 | 2012-08-23 | Shimada Toshiaki | Gear device and drive device |
| CN202790347U (en) * | 2012-09-26 | 2013-03-13 | 湖南中联重科车桥有限公司 | Hub reduction gear and vehicle |
| CN203571001U (en) * | 2013-11-14 | 2014-04-30 | 北京汽车动力总成有限公司 | Planetary gear installation structure, planetary gear bank and thrust washer |
| CN205937661U (en) * | 2016-08-18 | 2017-02-08 | 广东富华重工制造有限公司 | Wheel side reducer |
-
2016
- 2016-08-18 CN CN201610686427.0A patent/CN106090138A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5505668A (en) * | 1994-07-29 | 1996-04-09 | Ikona Gears Limited | Gear system |
| CN101247968A (en) * | 2005-07-19 | 2008-08-20 | Ntn株式会社 | Motor-driven wheel driving apparatus |
| WO2012111049A1 (en) * | 2011-02-14 | 2012-08-23 | Shimada Toshiaki | Gear device and drive device |
| CN202790347U (en) * | 2012-09-26 | 2013-03-13 | 湖南中联重科车桥有限公司 | Hub reduction gear and vehicle |
| CN203571001U (en) * | 2013-11-14 | 2014-04-30 | 北京汽车动力总成有限公司 | Planetary gear installation structure, planetary gear bank and thrust washer |
| CN205937661U (en) * | 2016-08-18 | 2017-02-08 | 广东富华重工制造有限公司 | Wheel side reducer |
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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 |
Application publication date: 20161109 |
|
| RJ01 | Rejection of invention patent application after publication |