CN202231554U - Balance retarding mechanism - Google Patents
Balance retarding mechanism Download PDFInfo
- Publication number
- CN202231554U CN202231554U CN2011203487410U CN201120348741U CN202231554U CN 202231554 U CN202231554 U CN 202231554U CN 2011203487410 U CN2011203487410 U CN 2011203487410U CN 201120348741 U CN201120348741 U CN 201120348741U CN 202231554 U CN202231554 U CN 202231554U
- Authority
- CN
- China
- Prior art keywords
- gear
- shaft
- planet wheel
- output shaft
- planetary gear
- 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.)
- Expired - Fee Related
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Abstract
A balance retarding mechanism comprises an armature shaft and an output shaft. A transmission gear is arranged at an output end of the armature shaft, and the end of an input end of the output shaft extends to form a planet wheel tray. Three planet wheel shafts are evenly distributed on the end face of the planet wheel tray. A planet gear capable of rotating relative to the planet wheel shaft is sleeved outside the planet wheel shaft, a gear ring base fixed with an armature end cover is sleeved outside the planet wheel tray, an inner gear is arranged in the gear ring base, and the planet gear is respectively in meshed transmission with the inner gear and the transmission gear. The balance retarding mechanism has the advantages that by means of the structure, the periphery of one end of the armature shaft provided with the transmission gear is supported by the three planet gears and the inner gear, the radial force which the armature shaft is subjected to is offset by each other, transmission is stable, retarding is stable, and service life of the retarding mechanism is further prolonged.
Description
Technical field
The utility model relates to a kind of reducing gear, relates in particular to a kind of balance reducing gear of the balance and stability that slows down.
Background technology
Existing reducing gear comprises armature shaft and output shaft, and the output of said armature shaft is provided with travelling gear, and the end of the input of said output shaft is extended and is provided with gear ring base, is provided with the internal gear of the transmission that is meshed with said travelling gear in this gear ring base.Thereby armature shaft rotate to drive travelling gear and rotates, and rotates thereby travelling gear drives internal gear, and internal gear drives output shaft and rotates, and realizes the transmission of moment, because the number of teeth of internal gear is greater than the number of teeth of travelling gear, thereby reaches the effect of deceleration.This structure is in the transmittance process of moment; Because armature shaft has an end of travelling gear and the support of gear ring base do and the strong point is only arranged in travelling gear and the contacted place of internal gear; Make armature shaft bear certain radial load like this; Cause transmission unstable, it is uneven to slow down, and has influenced the useful life of reducing gear greatly.
Summary of the invention
Have above-mentioned deficiency in the prior art in order to overcome, the utility model provides a kind of balance reducing gear of simple in structure, easy to use, deceleration balance and stability.
The technical scheme that the utility model solves its technical problem is: a kind of balance reducing gear; Comprise armature shaft and output shaft; The output of said armature shaft is provided with travelling gear, is extended with a planetary gear pallet on the end of the input of said output shaft, is evenly equipped with three planet wheel spindles on the end face of this planetary gear pallet; This planet wheel spindle is set with the planetary gear of this planet wheel spindle rotation relatively outward; Said planetary gear pallet is arranged with the gear ring base that fixes with the armature end cap outward, is provided with internal gear in this gear ring base, the transmission that is meshed with said internal gear and said travelling gear respectively of said planetary gear.
Further, the center of the end of the input of said output shaft is provided with a mount grooves vertically, and the end of said travelling gear is outward extended with installation shaft, and this installation shaft is set with bearing outward and is installed in the said mount grooves through this bearing one in the lump.
Further, said gear ring base is provided with the axle sleeve that is sleeved on the said output shaft away from an end of said armature shaft, is provided with bearing two between this axle sleeve and the said output shaft.
Further, said planetary gear is sleeved on the said planet wheel spindle through bearing three.
The utility model in use, the output torque of armature shaft passes to planetary gear through travelling gear, planetary gear passes to internal gear again; Because internal gear is fixed, the moment of internal gear reacts on the planetary gear, causes planetary gear along rotating in the internal gear; And planetary gear is mounted on the planetary gear pallet of output shaft; Rotate thereby drive output shaft, be about to transmission of torque to output shaft, thereby realize deceleration transmission.Because in transmission process, armature shaft has the support that receives three planetary gears and internal gear all around of an end of travelling gear, the radial load that armature shaft is received is cancelled out each other, and transmission is stable, slows down steadily, has prolonged the useful life of reducing gear.Because output shaft is provided with a mount grooves; The end of travelling gear is outward extended with installation shaft; This installation shaft is set with bearing outward and is installed in the mount grooves through this bearing one in the lump; Output shaft is connected with armature shaft with installation shaft through bearing one and plays the effect of support, makes more stable transmission, and it is more steady to slow down.Because gear ring base is provided with the axle sleeve that is sleeved on the output shaft away from an end of armature shaft, is provided with bearing two between this axle sleeve and the output shaft, it is more stable that armature shaft is connected with output shaft.Because planetary gear is sleeved on the planet wheel spindle through bearing three, make the relative planet wheel spindle of planetary gear rotate more flexible.
The beneficial effect of the utility model is: adopt said structure; Because armature shaft has the support that receives three planetary gears and internal gear all around of an end of travelling gear; The radial load that armature shaft is received is cancelled out each other; Transmission is stable, slows down steadily, has further prolonged the useful life of reducing gear.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is done further explain.
With reference to Fig. 1; A kind of balance reducing gear comprises armature shaft 1 and output shaft 2, and the output of said armature shaft 1 is provided with travelling gear 3; Be extended with a planetary gear pallet 4 on the end of the input of said output shaft 2; Be evenly equipped with three planet wheel spindles 5 on the end face of this planetary gear pallet 4, these planet wheel spindle 5 outer planetary gears 6 of these planet wheel spindle 5 rotations relatively that are set with, the said planetary gear pallet 4 outer gear ring bases 7 that fix with the armature end cap that are arranged with; Be provided with internal gear 8 in this gear ring base 7, the transmission that is meshed with said internal gear 8 and said travelling gear 3 respectively of said planetary gear 6.
The center of the end of the input of said output shaft 2 is provided with a mount grooves 9 vertically; The end of said travelling gear 3 is outward extended with installation shaft 10; This installation shaft 10 is set with bearing 1 outward and is installed in the said mount grooves 9 through this bearing 1; Output shaft 2 is connected with armature shaft 1 with installation shaft 10 through bearing 1 and plays the effect of support, makes more stable transmission, and it is more steady to slow down.
Said gear ring base 7 is provided with the axle sleeve 12 that is sleeved on the said output shaft 2 away from an end of said armature shaft 1, is provided with bearing 2 13 between this axle sleeve 12 and the said output shaft 2, makes armature shaft 1 be connected more stable with output shaft 2 like this.Said planetary gear 6 is sleeved on the said planet wheel spindle 5 through bearing 3 14, because planetary gear 6 is sleeved on the planet wheel spindle 5 through bearing 3 14, makes planetary gear 6 relative planet wheel spindles 5 rotate more flexible.
The utility model in use, the output torque of armature shaft 1 passes to planetary gear 6 through travelling gear 3, planetary gear 6 passes to internal tooth 8 again and takes turns; Because internal gear 8 is fixed, the moment of internal gear 8 reacts on the planetary gear 6, causes planetary gear 6 along rotating in the internal gear 8; And planetary gear 6 is mounted on the planetary gear pallet 4 of output shaft 2; Rotate thereby drive output shaft 2, be about to transmission of torque to output shaft 2, thereby realize deceleration transmission.Because in transmission process, armature shaft 1 has the support that receives three planetary gears 6 and internal gear 8 all around of an end of travelling gear 3, the radial load that armature shaft 1 is received is cancelled out each other, and transmission is stable, slows down steadily, has prolonged the useful life of reducing gear.
Claims (5)
1. balance reducing gear; Comprise armature shaft and output shaft; The output of said armature shaft is provided with travelling gear, it is characterized in that: be extended with a planetary gear pallet on the end of the input of said output shaft, be evenly equipped with three planet wheel spindles on the end face of this planetary gear pallet; This planet wheel spindle is set with the planetary gear of this planet wheel spindle rotation relatively outward; Said planetary gear pallet is arranged with the gear ring base that fixes with the armature end cap outward, is provided with internal gear in this gear ring base, the transmission that is meshed with said internal gear and said travelling gear respectively of said planetary gear.
2. according to the described balance reducing gear of claim 1; It is characterized in that: the center of the end of the input of said output shaft is provided with a mount grooves vertically; The end of said travelling gear is outward extended with installation shaft, and this installation shaft is set with bearing outward and is installed in the said mount grooves through this bearing one in the lump.
3. according to claim 1 or 2 described balance reducing gears, it is characterized in that: said gear ring base is provided with the axle sleeve that is sleeved on the said output shaft away from an end of said armature shaft, is provided with bearing two between this axle sleeve and the said output shaft.
4. according to claim 1 or 2 described balance reducing gears, it is characterized in that: said planetary gear is sleeved on the said planet wheel spindle through bearing three.
5. according to the described balance reducing gear of claim 3, it is characterized in that: said planetary gear is sleeved on the said planet wheel spindle through bearing three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203487410U CN202231554U (en) | 2011-09-19 | 2011-09-19 | Balance retarding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203487410U CN202231554U (en) | 2011-09-19 | 2011-09-19 | Balance retarding mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202231554U true CN202231554U (en) | 2012-05-23 |
Family
ID=46082127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203487410U Expired - Fee Related CN202231554U (en) | 2011-09-19 | 2011-09-19 | Balance retarding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202231554U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103573928A (en) * | 2013-11-12 | 2014-02-12 | 湖南中联重科车桥有限公司 | Speed reducer, bearing type planetary gear and sun gear |
-
2011
- 2011-09-19 CN CN2011203487410U patent/CN202231554U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103573928A (en) * | 2013-11-12 | 2014-02-12 | 湖南中联重科车桥有限公司 | Speed reducer, bearing type planetary gear and sun gear |
| CN103573928B (en) * | 2013-11-12 | 2016-05-04 | 湖南中联重科车桥有限公司 | Speed reducer, bearing type planetary gear and sun gear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120523 Termination date: 20140919 |
|
| EXPY | Termination of patent right or utility model |