CN201193684Y - Planet gear speed reducer of mechanical rotation mechanism - Google Patents
Planet gear speed reducer of mechanical rotation mechanism Download PDFInfo
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- CN201193684Y CN201193684Y CNU200820086328XU CN200820086328U CN201193684Y CN 201193684 Y CN201193684 Y CN 201193684Y CN U200820086328X U CNU200820086328X U CN U200820086328XU CN 200820086328 U CN200820086328 U CN 200820086328U CN 201193684 Y CN201193684 Y CN 201193684Y
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 32
- 230000007246 mechanism Effects 0.000 title claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 claims description 5
- 239000000969 carrier Substances 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000002411 adverse Effects 0.000 abstract 1
- 230000008676 import Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
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Abstract
The utility model relates to a planetary gear reducer of a mechanism slewing mechanism; an input shaft and a first stage of solar wheel shaft which are vertically arranged in a box are respectively provided with a pair of bevel gears which are meshed; all stages of adjacent mechanisms and all stages of internal gear rings between the adjacent mechanisms are fixedly connected together; all stages of solar wheels and all stages of planet carriers are arranged coaxially, and a second stage of solar wheel and a third stage of solar wheel are hollow; a third stage of planet carrier is an internal spline output shaft; all stages of planet carriers are connected with the next stages of solar wheels by splines in a transmission way; all stages of planetary wheels are normally meshed with the solar wheels and the internal gear rings of the same stages; all stages of planetary wheels are connected with the planet shafts by bearings. The planetary gear reducer has the advantages of light weight, flexible floating in transmission at low speed, even bearing, long service life, high bearing capacity, applicability to operating occasions in which adverse environment and working conditions have high requirements for large output torque and bearing capability, bearing capability up to 2.5 times of that of national reducers with the same specification, and reaching internationally advanced level of reducers with the same specification.
Description
Technical field
The utility model relates to a kind of speed reducer, the planet-gear speed reducer of especially a kind of machinery swirl gear special use.
Background technique
Planetary speed reducer has cylindrical gear reducer and cycloidal planetary gear speed reducer two big classes, has played certain effect in industries such as chemical industry, generating, fire-resistant, ceramic, metallurgical, mine, transportation.In gear reduction unit,, constitute by input shaft, output shaft, ring gear, sun gear, planet wheel, planet carrier etc. basically as patent documentation CN200993196Y " a kind of planetary speed reducer " or the like.But for steel mill's rolling mill, because of its Environmental Conditions and operating mode abominable, requirement planet-gear speed reducer output torque is big, bearing capacity is high, when generally adopting continuous casting-rolling to save energy and reduce the cost technology at steel mill's process for making in reducing energy consumption simultaneously, and the planet-gear speed reducer of its production line key equipment " rotation ladle turret " still exists the backward situation that relies on import equipment.Therefore, already develop on an unprecedented scale in the speed reducer manufacturing, the reduction gear mechanism technology for making is increasingly mature, material property improves under the new situation day by day, the planet-gear speed reducer of " rotation ladle turret " is badly in need of production domesticization to substitute import, how to improve design level, the speed reducer that designs, produces high-performance, high reliability is pressing for of new situations.
Summary of the invention
Technical problem to be solved in the utility model be to change the prior art situation and propose a kind of high-performance high reliability, can substituting import one the planet-gear speed reducer of machinery rotation mechanism of technology.
Technical problem of the present utility model solves by the following technical programs:
The planet-gear speed reducer of a kind of machinery rotation mechanism comprises casing, ring gear, sun gear, planet wheel, planet carrier, planet axis, input shaft, bevel gear, output shaft, it is characterized in that:
A, described casing have lower body, preceding body, middle body A, middle body B and back body;
B, described lower body and preceding body are fixed, establish orthogonal input shaft and first order sun wheel shaft in both, be arranged with the bevel-gear sett that is meshed on the axle, preceding body and middle body A and first order ring gear between the two, middle body A and middle body B and second level ring gear between the two, middle body B are fixedly connected into integral body with back body and third level ring gear between the two;
C, described first order sun wheel shaft, first order planet carrier, second level sun gear, second level planet carrier, third level sun gear, third level planet carrier are coaxial installation, and third level planet carrier is the internal spline output shaft;
D, described second level sun gear and third level sun gear are hollow structure;
E, described first order planet carrier and second level sun gear, second level planet carrier and third level sun gear are that spline is in transmission connection;
F, described first order planet carrier, second level planet carrier and third level planet carrier are connected a plurality of planet wheels by planet axis separately is uniform; First order planet carrier often meshes with first order sun wheel shaft and first order ring gear respectively; Second level planet wheel and third level planet wheel often mesh with corresponding ring gear at the same level and sun gear at the same level respectively;
Install respectively by bearing separately between g, described first order planet wheel, second level planet wheel, third level planet wheel and the planet axis separately.
Described input shaft is the both-end input shaft, connects motor and oil hydraulic motor respectively, and is vertical installation with first order sun wheel shaft.
Be equipped with heat-resisting outside framework oil seal between described input shaft and the lower body and between output shaft and the back body.
Planet wheel on the described first order planet carrier has 3, and the planet wheel on the planet carrier of the second level has 4, and the planet wheel on the third level planet carrier has 5.
Bearing between described first order planet wheel and the planet axis is a roller bearing; Bearing between second level planet wheel and the planet axis is full roller roller bearing; Bearing between third level planet wheel and the planet axis is a roller bearing.
The utility model has the advantages that: sun gear hollow design at different levels, make weight saving, thereby it is sensitive still to float under the low speed operating mode, carrying evenly, especially vertical planetary speed reducer, can increase the service life, improve bearing capacity, satisfy Environmental Conditions and the operating mode mal-condition is big to output torque, the workplace that load bearing requirements is high, because compact structure again can each stage gear ratio of reasonable distribution, rational and effective realizes power dividings at different levels, make the bearing capacity of this planet-gear speed reducer reach 2.5 times of domestic common planet-gear speed reducer of same specification size, and reach the most advanced level of the planet-gear speed reducer of external same specification size, not only replaced expensive import equipment, changed the backward state of dependence on import, can also export to country and earn foreign exchange.
Description of drawings
Fig. 1 has provided sectional structure schematic representation of the present utility model.
Embodiment
To remake the utility model embodiment by above-mentioned accompanying drawing below and specify.
Among Fig. 1: 1-input shaft, 2-lower body, 3-bevel gear, 4-first order sun wheel shaft, 5-preceding body, 6-first order planet wheel, 7-first order ring gear, 8-first order planet carrier, 9-middle body A, 10-second level sun gear, 11-second level planet wheel, 12-second level ring gear, 13-second level planet carrier, 14-third level sun gear, 15-middle body B, 16-third level planet wheel, 17-third level ring gear, 18-third level planet carrier, 19-back body, 20-planet axis, 21-bearing, 22-oil sealing.
The planet-gear speed reducer of machinery rotation mechanism as shown in Figure 1, is the third-level planetary reduction gears mechanism.
Described casing has lower body 2, preceding body 5, middle body A9, middle body B15, back body 19.
The input shaft 1 that is located in lower body 2 axis holes is horizontal axis, with tapered roller bearing supporting, 22 sealings of heat-resisting outside framework oil seal, input shaft is the both-end input shaft, its long slightly end connects the motor input torque, a short slightly end connects the oil hydraulic motor input torque, and a cone gear 3 is installed on the input shaft 1, by it and another cone gear engagement, input torque is delivered on the first order sun wheel shaft 4 that is connected with another cone gear, and input shaft and first order sun wheel shaft are orthogonal.
First order sun wheel shaft 4, first order planet carrier 8, second level sun gear 10, second level planet carrier 13, third level sun gear 14, third level planet carrier 18 are coaxial installation, and third level planet carrier 18 is defeated for internal spline output, between it and the back body 19 with spheric roller bearing 21 supporting, heat-resisting outside framework oil seal 22 sealings.Wherein second level sun gear 10 and third level sun gear 14 are hollow structure.
Planet carriers at different levels and its subordinate's sun gear: be spline with third level sun gear 14 and be in transmission connection as first order planet carrier 8 and second level sun gear 10, second level planet carrier 13.
Planet carriers at different levels are by a plurality of planet wheels of planet axis 20 uniform connections: the first order planet wheel 6 on the first order planet carrier 8 is 3, and the second level planet wheel 11 on the second level planet carrier 13 has 4, and the third level planet wheel 16 on the third level planet carrier 18 has 5.And install respectively by bearing separately between planet wheels at different levels and the planet axis separately 20: the bearing between first order planet wheel 6 and the planet axis 20 is a roller bearing, bearing between second level planet wheel 11 and the planet axis 20 is full roller roller bearing, and the bearing between third level planet wheel 16 and the planet axis 20 is a roller bearing.
First order planet wheel 6 often meshes with first order sun wheel shaft 4 and first order ring gear 7 respectively; Equally, second level planet wheel 11 often meshes with corresponding second level ring gear 12 and second level sun gear 10 respectively, and third level planet wheel 16 often meshes with corresponding third level ring gear 17 and third level sun gear 14 respectively.
The utility model configuration design smoothness is attractive in appearance, the internal structure compact and reasonable, can bring into play the carrying advantage of planet-gear speed reducer to greatest extent, in each Element Design, take into full account each stage gear ratio of reasonable distribution, rational and effective realizes power dividings at different levels, in conjunction with up-to-date manufacturing process and the leading new material that adopts, make the bearing capacity of this speed reducer reach 2.5 times of domestic common planet-gear speed reducer of same specification size, and reached the most advanced level of external same specification size, can be applicable on the continuous casting ladle turret of different size, or large-scale satellite earth receiving station, in some other swirl gear such as ground radar or the vehicle, can export in company with relevant device.
Claims (5)
1. the planet-gear speed reducer of a machinery rotation mechanism comprises casing, ring gear, sun gear, planet wheel, planet carrier, planet axis, input shaft, bevel gear, output shaft, it is characterized in that:
A, described casing have lower body (2), preceding body (5), middle body A (9), middle body B (15) and back body (19);
B, described lower body (2) are fixed with preceding body (5), establish orthogonal input shaft (1) and first order sun wheel shaft (4) in both, are arranged with the bevel-gear sett (3) that is meshed on the axle; Preceding body (5) and middle body A (9) and first order ring gear (7) between the two, middle body A (9) and middle body B (15) and second level ring gear (12) between the two, middle body B (15) are fixedly connected into integral body with back body (19) and third level ring gear (17) between the two;
C, described first order sun wheel shaft (4), first order planet carrier (8), second level sun gear (10), second level planet carrier (13), third level sun gear (14), third level planet carrier (18) are coaxial installation, and third level planet carrier (18) is the internal spline output shaft;
D, described second level sun gear (10) and third level sun gear (14) are hollow structure;
E, described first order planet carrier (8) are in transmission connection for spline with third level sun gear (14) with second level sun gear (10), second level planet carrier (13);
F, described first order planet carrier (8), second level planet carrier (13) and third level planet carrier (18) are connected a plurality of planet wheels by planet axis (20) separately is uniform; First order planet carrier (6) often meshes with first order sun wheel shaft (4) and first order ring gear (7) respectively; Second level planet wheel (11) and third level planet wheel (16) often mesh with corresponding ring gear at the same level and sun gear at the same level respectively;
Install respectively by bearing separately between g, described first order planet wheel (6), second level planet wheel (11), third level planet wheel (16) and the planet axis separately.
2. the planet-gear speed reducer of machinery rotation according to claim 1 mechanism is characterized in that described input shaft (1) is the both-end input shaft, connects motor and oil hydraulic motor respectively, and is vertical installation with first order sun wheel shaft (4).
3. the planet-gear speed reducer of machinery rotation according to claim 1 mechanism, it is characterized in that between described input shaft (1) and the lower body (2) and output shaft (18) with afterwards be equipped with heat-resisting outside framework oil seal (22) between the body (19).
4. the planet-gear speed reducer of machinery rotation according to claim 1 mechanism, it is characterized in that the planet wheel on the described first order planet carrier (8) has 3, planet wheel on the second level planet carrier (13) has 4, and the planet wheel on the third level planet carrier (18) has 5.
5. according to the planet-gear speed reducer of each described machinery rotation mechanism of claim 1～4, it is characterized in that the bearing between described first order planet wheel (6) and the planet axis (20) is a roller bearing; Bearing between second level planet wheel (11) and the planet axis (20) is full roller roller bearing; Bearing between third level planet wheel (16) and the planet axis (20) is a roller bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820086328XU CN201193684Y (en) | 2008-04-25 | 2008-04-25 | Planet gear speed reducer of mechanical rotation mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820086328XU CN201193684Y (en) | 2008-04-25 | 2008-04-25 | Planet gear speed reducer of mechanical rotation mechanism |
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| Publication Number | Publication Date |
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| CN201193684Y true CN201193684Y (en) | 2009-02-11 |
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| CNU200820086328XU Expired - Fee Related CN201193684Y (en) | 2008-04-25 | 2008-04-25 | Planet gear speed reducer of mechanical rotation mechanism |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102417145A (en) * | 2011-09-28 | 2012-04-18 | 安徽省宿州市龙华机械制造有限公司 | Axial floating positioning device for transportation winch rotating mechanism |
| CN102688585A (en) * | 2012-04-28 | 2012-09-26 | 武汉大学 | Planetary motion turntable for bodybuilding |
| CN103195877A (en) * | 2013-04-18 | 2013-07-10 | 南京高精齿轮集团有限公司 | Multi-stage planetary reducer for ball mill |
| CN103697117A (en) * | 2013-11-28 | 2014-04-02 | 江苏泰隆减速机股份有限公司 | Rotary planetary speed reducer for bucket wheel machine |
| CN104006117A (en) * | 2014-05-26 | 2014-08-27 | 哈尔滨东安发动机（集团）有限公司 | Vertical planetary mechanism |
| CN107120395A (en) * | 2017-06-20 | 2017-09-01 | 殷莎 | A kind of planet-gear speed reducer |
| CN108150611A (en) * | 2016-12-06 | 2018-06-12 | 六环传动（西安）科技有限公司 | A kind of robot and planetary reducer |
| CN108799467A (en) * | 2018-08-13 | 2018-11-13 | 广州电力机车有限公司 | A kind of design method of dumper retarder |
-
2008
- 2008-04-25 CN CNU200820086328XU patent/CN201193684Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102417145A (en) * | 2011-09-28 | 2012-04-18 | 安徽省宿州市龙华机械制造有限公司 | Axial floating positioning device for transportation winch rotating mechanism |
| CN102688585A (en) * | 2012-04-28 | 2012-09-26 | 武汉大学 | Planetary motion turntable for bodybuilding |
| CN102688585B (en) * | 2012-04-28 | 2014-12-17 | 武汉大学 | Planetary motion turntable for bodybuilding |
| CN103195877A (en) * | 2013-04-18 | 2013-07-10 | 南京高精齿轮集团有限公司 | Multi-stage planetary reducer for ball mill |
| CN103697117A (en) * | 2013-11-28 | 2014-04-02 | 江苏泰隆减速机股份有限公司 | Rotary planetary speed reducer for bucket wheel machine |
| CN104006117A (en) * | 2014-05-26 | 2014-08-27 | 哈尔滨东安发动机（集团）有限公司 | Vertical planetary mechanism |
| CN108150611A (en) * | 2016-12-06 | 2018-06-12 | 六环传动（西安）科技有限公司 | A kind of robot and planetary reducer |
| CN107120395A (en) * | 2017-06-20 | 2017-09-01 | 殷莎 | A kind of planet-gear speed reducer |
| CN107120395B (en) * | 2017-06-20 | 2023-09-01 | 殷莎 | Planetary gear reducer |
| CN108799467A (en) * | 2018-08-13 | 2018-11-13 | 广州电力机车有限公司 | A kind of design method of dumper retarder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090211 Termination date: 20140425 |