CN206708318U - Planetary driving device with one-way clutch - Google Patents
Planetary driving device with one-way clutch Download PDFInfo
- Publication number
- CN206708318U CN206708318U CN201720453252.9U CN201720453252U CN206708318U CN 206708318 U CN206708318 U CN 206708318U CN 201720453252 U CN201720453252 U CN 201720453252U CN 206708318 U CN206708318 U CN 206708318U
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- CN
- China
- Prior art keywords
- retainer
- planet axis
- planetary
- way clutch
- ring
- 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.)
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Abstract
It the utility model is related to a kind of planetary driving device with one-way clutch；Planetary ring gear is fixed with retainer, one-way clutch has internal spline；Right section of the planet axis is smooth, cylindrical peripheral surface, spacing back-up ring is fixed with right section of planet axis, there is external spline section to be provided with external spline in the stage casing of planet axis, left section of planet axis is socketed in retainer, left section in planet axis is socketed in retainer by retainer axle bush, there is annular ridge in left section of left side of planet axis, the cylindrical hole of three or more than three are opened up on annular ridge, planet pin is installed in cylindrical hole, neck bush is socketed with planet pin, planetary gear is socketed with neck bush, shaft end gear on the input shaft engages with planetary gear；Cover plate is fixed with the left part of retainer, rubber blanket is installed between cover plate and retainer.Structure of the present utility model is radially more small than fixed axis gear reducing transmission structure, therefore can reach compact dimensions, small volume, the purpose that in light weight and transmission moment of torsion is big, while reduces production cost.
Description
Technical field
It the utility model is related to a kind of planetary driving device, the utility model is more particularly, to a kind of with one-way clutch
Planetary driving device.
Background technology
Development and supporting needs with engine starting motor technology, volume is small, weight is light, it is big to transmit moment of torsion
As the development trend in future.
The content of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, there is provided a kind of compact dimensions, small volume, again
Amount is light, to transmit moment of torsion big and the planetary driving device with one-way clutch of easy assembling and dismounting.
According to technical scheme provided by the utility model, the planetary driving device with one-way clutch, it includes lid
Plate, rubber blanket, planetary gear, planetary ring gear, retainer, one-way clutch, planet axis, spacing back-up ring and input shaft；Keeping
Planetary ring gear is fixed with frame, one-way clutch has internal spline；Right section of the planet axis is smooth, cylindrical peripheral surface, in planet
Be fixed with spacing back-up ring on right section of axle, there is external spline section to be provided with external spline for the stage casing of planet axis, planet axis it is outer
Tooth spline is engaged with the internal spline of one-way clutch, and left section of planet axis is socketed in retainer, and left section in planet axis is logical
Cross retainer axle bush to be socketed in retainer, there is annular ridge in left section of left side of planet axis, three are opened up on annular ridge
The individual or cylindrical hole of more than three, planet pin is provided with cylindrical hole, neck bush is socketed with planet pin, in axle
It is socketed with planetary gear on bushing, the shaft end gear on the input shaft engages with planetary gear；Consolidate in the left part of retainer
Surely there is cover plate, rubber blanket is installed between cover plate and retainer.
The limited impression of three or more than three are uniformly provided with the inner circle of retainer；Planetary ring gear it is cylindrical on
Provided with spacing fin, spacing fin coordinates with the limited impression.
Back-up ring groove is offered on right section of planet axis, axial back-up ring is installed in back-up ring groove, spacing back-up ring leads to
Axial back-up ring is crossed to be fixed on right section of planet axis.
The left part of the retainer has the positioning stay hook of three or more than three；Cover plate it is cylindrical on open up
There is positioning stay hook mounting groove, position stay hook mounting groove and coordinate with positioning stay hook, positioning stay hook passes through positioning stay hook
Mounting groove hooks the left side of cover plate.
Structure of the present utility model is radially more small than fixed axis gear reducing transmission structure, therefore it is tight to reach size
Gather, small volume, the purpose that in light weight and transmission moment of torsion is big, while reduce production cost.
Brief description of the drawings
Fig. 1 is front view of the present utility model.
Fig. 2 is right view of the present utility model.
Fig. 3 is the structural representation of the utility model cover plate.
Fig. 4 is a kind of fit structure schematic diagram of planetary ring gear and retainer in the utility model.
Fig. 5 is the fit structure schematic diagram of another planetary ring gear and retainer in the utility model.
Embodiment
With reference to specific embodiment, the utility model is described in further detail.
The planetary driving device with one-way clutch, it include cover plate 1, rubber blanket 2, planetary gear 3, planetary ring gear 4,
Retainer 5, one-way clutch 6, planet axis 7, spacing back-up ring 8 and input shaft 100；Planetary ring gear 4 is fixed with retainer 5,
One-way clutch 6 has internal spline 601；Right section of the planet axis 7 is smooth, cylindrical peripheral surface, solid on right section of planet axis 7
Determine limited location back-up ring 8, there is external spline section to be provided with external spline 701, the external spline of planet axis 7 in the stage casing of planet axis 7
701 are engaged with the internal spline 601 of one-way clutch 6, and left section of planet axis 7 is socketed in retainer 5, on a left side for planet axis 7
Section is socketed in retainer 5 by retainer axle bush 10, has annular ridge in left section of left side of planet axis 7, in annular ridge
On open up the cylindrical hole of three or more than three, planet pin 11 is installed in cylindrical hole, is socketed on planet pin 11
There is neck bush 12, be socketed with planetary gear 3 on neck bush 12, the shaft end gear on the input shaft 100 is nibbled with planetary gear 3
Close；Cover plate 1 is fixed with the left part of retainer 5, rubber blanket 2 is installed between cover plate 1 and retainer 5.
The limited impression 5.1 of three or more than three is uniformly provided with the inner circle of retainer 5；In planetary ring gear 4
Cylindrical to be provided with spacing fin 4.1, spacing fin 4.1 coordinates with the limited impression 5.1.
Back-up ring groove is offered on right section of planet axis 7, axial back-up ring 9, spacing back-up ring 8 are installed in back-up ring groove
It is fixed on by axial back-up ring 9 on right section of planet axis 7.
The left part of the retainer 5 has the positioning stay hook 5.2 of three or more than three；In the cylindrical of cover plate 1
On offer positioning stay hook mounting groove 1.1, positioning stay hook mounting groove 1.1 coordinates with positioning stay hook 5.2, positioning stay hook
5.2 hook the left side of cover plate 1 through positioning stay hook mounting groove 1.1.
In the utility model, planet axis 7 is longaxones parts, and right section of planet axis 7 is smooth, cylindrical peripheral surface and is provided with a R
Groove, the drive gear 6.1 and spacing back-up ring 8 of one-way clutch 6 are socketed with smooth, cylindrical peripheral surface, in R grooves and 8 spacing back-up rings 8
Shaft block ring 9 is provided with arc-shaped slot, shaft block ring 9 coordinates with spacing back-up ring 8 carries out axial constraint；Outside the stage casing of planet axis 7
Circle is machined with external spline, and the internal spline of external spline and one-way clutch 6 is connected for passing power；Planet axis 7
Left section cylindrical to be socketed at the endoporus of retainer axle bush 10；There is annular ridge in left section of left side of planet axis 7, opened in the middle part of fin
There are three or four cylindrical holes, be socketed planet pin 11 in cylindrical hole, form planet stent, the left side of annular ridge and planet
The right side of gear 3 offsets.
One-way clutch 6 is roller wedge contact formula one-way clutch, and its left end hub internal bore is provided with internal spline, internal tooth
Spline couples with the external spline of planet axis 7 is socketed on planet axis for passing power, the drive gear of the right-hand member of one-way clutch 6
Right section of 7（I.e. on smooth, cylindrical peripheral surface）, under the promotion of engine shift fork, one-way clutch 6 can be free along the axle center of planet axis 7
Slide forward.
Retainer 5 makes of engineering nylon, is conveniently processed into irregular shape, cylindrical to be provided with three positioning stay hooks 5.2
For axial restraint cover plate 1, rubber blanket 2 and planetary ring gear 4, during press fitting, cover plate 1 moved outward along inclined-plane 501 struts three it is fixed
Position stay hook 501, rubber blanket 2 is axially compressed, and behind the in-position of cover plate 1, three positioning stay hooks 5.2 are replied to center to be hooked
The left side of cover plate 1, planetary ring gear 4 is socketed with the big endoporus of left end of retainer 5 and is provided with three circular arcs or rectangular
Limited impression 5.1, three circular arcs or square limited impression 5.1 be bumped into planetary ring gear 4 it is cylindrical on three circular arcs or length
Square spacing fin 4.1, constraint retainer 5 rotate against with planetary ring gear 4, and middle endoporus is socketed a neck bush 12, axle
The endoporus of bushing 12 be socketed in left section of planet axis 7 it is cylindrical on.
Operation principle and advantage of the present utility model：
The shaft end gear of input shaft 100 engages input power with planetary gear 3, is driven by planetary gear 3 and power is passed
It is delivered in planet axis 7, then the intermeshing by the external spline of planet axis 7 and the internal spline of one-way clutch 6, power is from row
Star axle 7 is delivered to one-way clutch 6.
Planetary gear speed-reduction drive mechanism has the advantages of realizing big speed ratio so as to increase transmission moment of torsion, and inputs
Axle 100 is in be coaxially disposed with planet axis 7, so, structure of the present utility model is radially smaller than fixed axis gear reducing transmission structure
Many, therefore compact dimensions, small volume, the purpose that in light weight and transmission moment of torsion is big can be reached, while reduce production cost.
Planetary gear speed-reduction drive mechanism part axial is fixed hooks fixation using three positioning stay hooks 5.2, easily dress
Match somebody with somebody and dismantle.
Claims (4)
1. a kind of planetary driving device with one-way clutch, it is characterized in that：It includes cover plate（1）, rubber blanket（2）, planet tooth
Wheel（3）, planetary ring gear（4）, retainer（5）, one-way clutch（6）, planet axis（7）, spacing back-up ring（8）With input shaft（100）；
In retainer（5）Inside it is fixed with planetary ring gear（4）, one-way clutch（6）With internal spline（601）；The planet axis（7）'s
Right section is smooth, cylindrical peripheral surface, in planet axis（7）Right section on be fixed with spacing back-up ring（8）, planet axis（7）Stage casing there is external tooth
Spline segment is provided with external spline（701）, planet axis（7）External spline（701）With one-way clutch（6）Internal spline
（601）Engagement, planet axis（7）Left section be socketed in retainer（5）It is interior, in planet axis（7）Left section pass through retainer axle bush
（10）It is socketed in retainer（5）It is interior, in planet axis（7）Left section left side there is annular ridge, three are opened up on annular ridge
Or the cylindrical hole of more than three, planet pin is installed in cylindrical hole（11）, in planet pin（11）On be socketed with axle bush
Set（12）, in neck bush（12）On be socketed with planetary gear（3）, the input shaft（100）On shaft end gear and planetary gear
（3）Engagement；In retainer（5）Left part be fixed with cover plate（1）, in cover plate（1）With retainer（5）Between rubber blanket is installed
（2）.
2. the planetary driving device with one-way clutch as claimed in claim 1, it is characterized in that：In retainer（5）Inner circle
On be uniformly provided with the limited impression of three or more than three（5.1）；In planetary ring gear（4）Cylindrical be provided with spacing fin
（4.1）, spacing fin（4.1）With the limited impression（5.1）Coordinate.
3. the planetary driving device with one-way clutch as claimed in claim 1, it is characterized in that：In planet axis（7）Right section
On offer back-up ring groove, axial back-up ring is installed in back-up ring groove（9）, spacing back-up ring（8）Pass through axial back-up ring（9）It is fixed
In planet axis（7）Right section on.
4. the planetary driving device with one-way clutch as claimed in claim 1, it is characterized in that：The retainer（5）A left side
End has the positioning stay hook of three or more than three（5.2）；In cover plate（1）It is cylindrical on offer positioning stay hook peace
Tankage（1.1）, position stay hook mounting groove（1.1）With positioning stay hook（5.2）Coordinate, position stay hook（5.2）Through positioning
Stay hook mounting groove（1.1）Hook cover plate（1）Left side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720453252.9U CN206708318U (en) | 2017-04-26 | 2017-04-26 | Planetary driving device with one-way clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720453252.9U CN206708318U (en) | 2017-04-26 | 2017-04-26 | Planetary driving device with one-way clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206708318U true CN206708318U (en) | 2017-12-05 |
Family
ID=60457306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720453252.9U Active CN206708318U (en) | 2017-04-26 | 2017-04-26 | Planetary driving device with one-way clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206708318U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106895116A (en) * | 2017-04-26 | 2017-06-27 | 无锡市神力齿轮冷挤有限公司 | Planetary driving device with one-way clutch |
-
2017
- 2017-04-26 CN CN201720453252.9U patent/CN206708318U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106895116A (en) * | 2017-04-26 | 2017-06-27 | 无锡市神力齿轮冷挤有限公司 | Planetary driving device with one-way clutch |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |