CN202926969U - High-speed planetary gear box - Google Patents
High-speed planetary gear box Download PDFInfo
- Publication number
- CN202926969U CN202926969U CN 201220539413 CN201220539413U CN202926969U CN 202926969 U CN202926969 U CN 202926969U CN 201220539413 CN201220539413 CN 201220539413 CN 201220539413 U CN201220539413 U CN 201220539413U CN 202926969 U CN202926969 U CN 202926969U
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- CN
- China
- Prior art keywords
- speed
- low
- gear
- sun pinion
- fixed
- 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
The utility model discloses a high-speed planetary gear box which comprises an input shaft, a high-speed sun gear, a high-speed planet gear, a high-speed planet gear shaft, a bearing, a high-speed planet carrier, a high-speed inner gear, a gear connecting disc, snap ring bolts, a machine frame, a low-speed sun gear, a low-speed planet gear, a low-speed planet gear shaft, a low-speed planet carrier, a low-speed inner gear and an ejector head. In the high-speed planet carrier portion, the high-speed sun gear and the high-speed inner gear achieve double-floating. In the low-speed planet carrier portion, the low-speed sun gear and the low-speed inner gear achieve double-floating. The high-speed inner gear and the low-speed inner gear are all connected with the gear connecting disc in a gear meshing mode and are all fixed on the gear connecting disc through the snap ring bolts in the axial direction. The gear connecting disc is fixed on the machine frame.
Description
Technical field
The utility model relates to a kind of gear-box, particularly a kind of high-speed planetary gear case.
Background technique
The main feature of Planetary Gear Transmission is that volume is little, and bearing capacity is large, stable working; But the Large-power High-Speed planetary gear transmission mechanism is more complicated, requires accuracy of manufacturing high.In Planetary Gear Transmission, some type efficient is high, but velocity ratio is little.Other types velocity ratio can be very large, but efficient is lower, and when making retarder with them, its efficient reduces with the increase of velocity ratio; Might produce self-locking when making speed increaser.
Planetary Gear Transmission is widely used, and can unite use with stepless speed variator, hydraulic couplers and fluid torque converter etc., further enlarges using scope.
The model utility content
Technical problem to be solved in the utility model be to provide a kind of accuracy of manufacturing require low, be easy to make, cost is low, noise is little, efficient is high, long service life, high-speed planetary gear case easy to maintenance.
For solving above technical problem, the technological scheme that the utility model adopts is: comprise input shaft, high-speed sun pinion, high-speed row star-wheel, high-speed row spider gear shaft, bearing, high-speed carrier, high speed internal gear, gear couplings dish, snap ring bolt, frame, low-speed sun pinion, low-speed planets, low-speed planets axle, low-speed carrier, low speed internal gear and top.In the high-speed carrier part, high-speed sun pinion and high speed internal gear are two to float, and in the low-speed carrier part, low-speed sun pinion and low speed internal gear are two to float.High speed internal gear and low speed internal gear all connect with the gear couplings dish with the gear mesh form, and are axially fixed on the gear couplings dish by the snap ring bolt, and the gear couplings dish is fixed on frame.Input shaft radially connects with high-speed sun pinion with inside and outside tooth mesh form, the other end of high-speed sun pinion and three radially outer gearings of high-speed row star-wheel, high-speed sun pinion is by the top axial restraint, the high-speed row star-wheel is fixed on high-speed carrier by high-speed row spider gear shaft and bearing, and with the high speed internal gear in mesh.High-speed carrier one end is fixed on frame, the other end is fixed on the gear couplings dish, engagement in high-speed carrier and low-speed sun pinion, low-speed sun pinion and low-speed planets outer gearing, low-speed sun pinion by the top axial restraint, low-speed planets is fixed on low-speed carrier by low-speed planets axle and bearing, and with the low speed internal gear in mesh, low-speed carrier one end is fixed on the gear couplings dish, and the other end is fixed on frame.
During work, power source inputs to high-speed sun pinion by input shaft, then exports low-speed sun pinion through the high-speed row star-wheel to by high-speed carrier, then exports working machine from low-speed sun pinion to through low-speed planets and low-speed carrier, thereby completes whole transmission process.
The utlity model has following advantages: the two-stage planetary mechanism all adopts the sun gear input, planet carrier output, and the two driving mechanisms that float of sun gear and internal gear, thus make the device fabrication required precision low, be easy to make, cost is low, and operational noise is little simultaneously, efficient is high, and long service life is easy to maintenance.
Description of drawings
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is the utility model structural representation.
In figure: 1, input shaft 2, high-speed sun pinion 3, high-speed row star-wheel
4, high-speed row spider gear shaft 5, bearing 6, high-speed carrier 7, high speed internal gear
8, gear couplings dish 9, snap ring bolt 10, frame 11, low-speed sun pinion
12, low-speed planets 13, low-speed planets axle 14, low-speed carrier
15, low speed internal gear 16, top
Embodiment
In order to make the purpose of this utility model, technological scheme and advantage clearer, below in conjunction with embodiment and accompanying drawing, the utility model is described in further details.At this, exemplary embodiment of the present utility model and explanation thereof are used for explaining the utility model, but the not restriction of conduct to model utility.
as shown in Figure 1, high-speed planetary gear case described in the utility model comprises input shaft (1), high-speed sun pinion (2), high-speed row star-wheel (3), high-speed row spider gear shaft (4), bearing (5), high-speed carrier (6), high speed internal gear (7), gear couplings dish (8), snap ring bolt (9), frame (10), low-speed sun pinion (11), low-speed planets (12), low-speed planets axle (13), low-speed carrier (14), low speed internal gear (15) and top (16).In high-speed carrier (6) part, high-speed sun pinion (2) is floated with high speed internal gear (7) is two, and in low-speed carrier (14) part, low-speed sun pinion (11) is floated with low speed internal gear (15) is two.High speed internal gear (7) and low speed internal gear (15) all connect with gear couplings dish (8) with the gear mesh form, and be axially fixed on gear couplings dish (8) by snap ring bolt (9), gear couplings dish (8) is fixed on frame (10).Input shaft (1) radially connects with high-speed sun pinion (2) with inside and outside tooth mesh form, the other end of high-speed sun pinion (2) and radially outer gearing of three high-speed row star-wheels (3), high-speed sun pinion (2) is by top (16) axial restraint, high-speed row star-wheel (3) is fixed on high-speed carrier (6) by high-speed row spider gear shaft (4) and bearing (5), and meshes with high speed internal gear (7) is interior.high-speed carrier (6) one ends are fixed on frame (10), the other end is fixed on gear couplings dish (8), (6 mesh with low-speed sun pinion (11) is interior high-speed carrier, low-speed sun pinion (11) and low-speed planets (12) outer gearing, low-speed sun pinion (11) is by top (16) axial restraint, low-speed planets (12) is fixed on low-speed carrier (14) by low-speed planets axle (13) and bearing (5), and mesh with low speed internal gear (15) is interior, low-speed carrier (14) one ends are fixed on gear couplings dish (8), the other end is fixed on frame (10).
This high-speed planetary gear case accuracy of manufacturing requires low, is easy to make, and cost is low, and noise is little, and efficient is high, and long service life is easy to maintenance.
Claims (4)
1. high-speed planetary gear case, comprise input shaft, high-speed sun pinion, high-speed row star-wheel, high-speed row spider gear shaft, bearing, high-speed carrier, high speed internal gear, gear couplings dish, snap ring bolt, frame, low-speed sun pinion, low-speed planets, low-speed planets axle, low-speed carrier, low speed internal gear and top, it is characterized in that: in the high-speed carrier part, high-speed sun pinion and high speed internal gear are two to float, in the low-speed carrier part, low-speed sun pinion and low speed internal gear are two to float.
2. high-speed planetary gear case according to claim 1, it is characterized in that: high speed internal gear and low speed internal gear all connect with the gear couplings dish with the gear mesh form, and be axially fixed on the gear couplings dish by the snap ring bolt, the gear couplings dish is fixed on frame.
3. high-speed planetary gear case according to claim 1, it is characterized in that: input shaft radially connects with high-speed sun pinion with inside and outside tooth mesh form, the other end of high-speed sun pinion and three radially outer gearings of high-speed row star-wheel, high-speed sun pinion is by the top axial restraint, the high-speed row star-wheel is fixed on high-speed carrier by high-speed row spider gear shaft and bearing, and with the high speed internal gear in mesh.
4. high-speed planetary gear case according to claim 1, it is characterized in that: high-speed carrier one end is fixed on frame, the other end is fixed on the gear couplings dish, engagement in high-speed carrier and low-speed sun pinion, low-speed sun pinion and low-speed planets outer gearing, low-speed sun pinion is by the top axial restraint, low-speed planets is fixed on low-speed carrier by low-speed planets axle and bearing, and with the low speed internal gear in mesh, low-speed carrier one end is fixed on the gear couplings dish, and the other end is fixed on frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220539413 CN202926969U (en) | 2012-10-19 | 2012-10-19 | High-speed planetary gear box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220539413 CN202926969U (en) | 2012-10-19 | 2012-10-19 | High-speed planetary gear box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202926969U true CN202926969U (en) | 2013-05-08 |
Family
ID=48216931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220539413 Expired - Fee Related CN202926969U (en) | 2012-10-19 | 2012-10-19 | High-speed planetary gear box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202926969U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104728409A (en) * | 2014-06-28 | 2015-06-24 | 吴小杰 | Box body interlayer air cooling high thermal power planetary reduction box |
| CN105299149A (en) * | 2014-07-25 | 2016-02-03 | 卡特彼勒公司 | Planetary gear system |
-
2012
- 2012-10-19 CN CN 201220539413 patent/CN202926969U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104728409A (en) * | 2014-06-28 | 2015-06-24 | 吴小杰 | Box body interlayer air cooling high thermal power planetary reduction box |
| CN105299149A (en) * | 2014-07-25 | 2016-02-03 | 卡特彼勒公司 | Planetary gear system |
| CN105299149B (en) * | 2014-07-25 | 2020-04-07 | 卡特彼勒公司 | Planetary gear system |
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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: 20130508 Termination date: 20151019 |
|
| EXPY | Termination of patent right or utility model |