CN101672347A - Rocket movable launcher reducer with small volume and large torque - Google Patents
Rocket movable launcher reducer with small volume and large torque Download PDFInfo
- Publication number
- CN101672347A CN101672347A CN200910172402A CN200910172402A CN101672347A CN 101672347 A CN101672347 A CN 101672347A CN 200910172402 A CN200910172402 A CN 200910172402A CN 200910172402 A CN200910172402 A CN 200910172402A CN 101672347 A CN101672347 A CN 101672347A
- Authority
- CN
- China
- Prior art keywords
- casing
- train
- gear
- level
- bevel 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.)
- Pending
Links
Images
Landscapes
- Retarders (AREA)
Abstract
The invention discloses a rocket movable launcher reducer with small volume and large torque. The reducer comprises an input case, an output case, an input bevel gear pair and a three-stage planetarygear train, wherein the bevel gear shaft of the input bevel gear pair is arranged on a one-stage sun gear shaft, a input bevel gear shaft and the one-stage sun gear shaft are supported and positionedinside the case through bearings, the outer surface of the annular gear of a one-stage planet gear train is used as a part of the case and is connected with the input case and coupling cases through connecting pieces, the outer surface of the annular gear of a two-stage planet gear train is used as a part of the case and is connected with the two coupling cases through connecting pieces, and the outer surface of the annular gear of a three-stage planet gear train is used as a part of the case and is connected with the coupling cases and the output case through connecting pieces. The rocket movable launcher reducer has the advantages that the parameters of gears are optimized to realize transmission characterized by high reliability and long service life; the outer surfaces of the annular gears are directly used as a part of the case so as to greatly reduce the radial dimension and ensure the overall transmission stiffness.
Description
Technical field
The present invention relates to retarder, especially relate to rocket movable launcher reducer with small volume and large torque.
Background technique
The rocket movable launcher retarder must have following performance: the reliability height, the life-span is long, efficient is high, volume is little, output torque is big, running speed is low, speed ratio is big, transmission rigidity is big etc.What China's rocket launching speed reducer adopted at present is osculating circle movable teeth reducer structure, belongs to the mobile tooth and small tooth difference transmission.This type speed reducer is maximum to allow torque little, and transmission efficiency is low, and therefore η＜70% can not satisfy above-mentioned characteristic requirement fully.
Summary of the invention
The object of the invention is to provide a kind of transmission efficiency and the high rocket movable launcher reducer with small volume and large torque of transmission stiffness.
For achieving the above object, the present invention can take following technical proposals:
Rocket movable launcher reducer with small volume and large torque of the present invention comprises input, output casing, input bevel gear pair and the third-level planetary train of gearings of being made up of sun gear, planet wheel, planet carrier, ring gear respectively;
The input bevel gear shaft of a, described input bevel gear pair extends outside the input magazine body sidewall; The bevel gear wheel of input bevel gear pair is installed on the one-level sun wheel shaft, and input bevel gear shaft and one-level sun wheel shaft are positioned to import in the casing by bearings, and by the one-level sun wheel shaft will move with transmission of power to the one-level planetary gear train;
The ring gear outer surface of b, one-level planetary gear train is as the part of casing, by link respectively with the input casing, connect the casing knot that links; Three one-level planet wheels respectively by bearings on primary planet carrier, primary planet carrier floats and is provided with, by primary planet carrier will move and transmission of power to the sun gear of secondary planet train;
The ring gear outer surface of c, secondary planet train is connected with two connection casings respectively by link as the part of casing; Four secondary planet wheel respectively by bearings on the secondary planet frame, the secondary planet frame is positioned to connect in the casing by bearings; The secondary sun gear floats and is provided with, and will move by the secondary planet frame and give the sun gear of third-level planetary train with transmission of power;
The ring gear outer surface of d, third-level planetary train is connected with connection casing, output casing respectively by link as the part of casing; Four third-level planetaries wheel respectively by bearings on the third-level planetary frame, third-level planetary frame two ends are positioned to connect in casing and the output casing by bearings respectively; Three grades of sun gears float and are provided with, and will move and power output by the third-level planetary frame.
The invention has the advantages that: utilize gear parameter optimization to realize the high reliability and the long lifetime of transmission; Select for use most effective planetary gear train to realize high efficiency; The ring gear outer surface directly as the part of casing, and is adopted the four lines star-wheel with slow speed turbine stage, therefore dwindled radial dimension greatly, realize the purpose of small volume; Guaranteed whole transmission stiffness of the present invention by gear teeth parameter designing, planet carrier and housing structure design.
Description of drawings:
Fig. 1 is that master of the present invention cuts open structural representation.
Embodiment
As shown in the figure, rocket movable launcher reducer with small volume and large torque of the present invention comprises casing, input bevel gear pair and third-level planetary train of gearings, it is characterized in that:
Input bevel gear shaft 1 shaft extension of a, input bevel gear pair is stretched out casing, bevel gear wheel 2 is installed on 3 of the one-level sun gears, input bevel gear shaft 1 and 3 bearings by front and back of one-level sun gear are positioned to import in the casing 18, and by 3 of one-level sun gears will move with transmission of power to the one-level planetary gear train;
Ring gear 5 outer surfaces of b, one-level planetary gear train connect with input casing 18, connection casing 17 respectively by link mutually as the part of casing; Connect with the secondary planet train by connecting casing 17; Three one-level planet wheels 4 respectively by bearings on primary planet carrier 6, primary planet carrier 6 floats and is provided with, all carry to reach three one-level planet wheels 4, by primary planet carrier 6 will move and transmission of power to the sun gear 7 of secondary planet train;
The ring gear 14 of d, third-level planetary train is connected with connection casing 16, output casing 15 respectively by link as the part of casing, realizes connecting with the secondary planet train; Four third-level planetaries wheel 12 respectively by bearings on third-level planetary frame 13, third-level planetary frame 13 two ends are positioned to connect in casing 16 and the output casing 15 by bearings respectively; Three grades of sun gears 11 float and are provided with, and all carry to reach four third-level planetary wheels 12, will move and power output by third-level planetary frame 13.
Claims (1)
1, a kind of rocket movable launcher reducer with small volume and large torque comprises input, output casing (18,15), input bevel gear pair and the third-level planetary train of gearings of being made up of sun gear, planet wheel, planet carrier, ring gear respectively; It is characterized in that:
The input bevel gear shaft (1) of a, described input bevel gear pair extends outside input casing (18) sidewall; The bevel gear wheel (2) of input bevel gear pair is installed on one-level sun gear (3) axle, input bevel gear shaft (1) and one-level sun gear (3) axle is positioned to import in the casing (18) by bearings, and by one-level sun gear (3) axle will move with transmission of power to the one-level planetary gear train;
The ring gear of b, one-level planetary gear train (5) outer surface connects with input casing (18), connection casing (17) respectively by link mutually as the part of casing; Three one-level planet wheels (4) respectively by bearings on primary planet carrier (6), primary planet carrier (6) float to be provided with, by primary planet carrier (6) will move and transmission of power to the sun gear (7) of secondary planet train;
The ring gear of c, secondary planet train (9) outer surface is connected with connection casing (17), connection casing (16) respectively by link as the part of casing; Four secondary planet wheel (8) respectively by bearings on secondary planet frame (10), secondary planet frame (10) is positioned to connect in the casing (17,16) by bearings; Secondary sun gear (7) floats and is provided with, and will move by secondary planet frame (10) and give the sun gear (11) of third-level planetary train with transmission of power;
The ring gear of d, third-level planetary train (14) outer surface is connected with connection casing 16, output casing 15 respectively by link as the part of casing; Four third-level planetaries wheel (12) respectively by bearings on third-level planetary frame (13), third-level planetary frame (13) two ends are positioned to connect casing (16) by bearings respectively and export in the casing (15); Three grades of sun gears (11) float and are provided with, and will move and power output by third-level planetary frame (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910172402A CN101672347A (en) | 2009-10-13 | 2009-10-13 | Rocket movable launcher reducer with small volume and large torque |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910172402A CN101672347A (en) | 2009-10-13 | 2009-10-13 | Rocket movable launcher reducer with small volume and large torque |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101672347A true CN101672347A (en) | 2010-03-17 |
Family
ID=42019699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910172402A Pending CN101672347A (en) | 2009-10-13 | 2009-10-13 | Rocket movable launcher reducer with small volume and large torque |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101672347A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101963209A (en) * | 2010-08-27 | 2011-02-02 | 吴声震 | Cycloid speed-reducing device of rocket launching movable platform |
| CN102032321A (en) * | 2010-08-27 | 2011-04-27 | 吴声震 | High-torque cycloidal speed-reduction device of rocket launching moving platform |
| CN110388420A (en) * | 2019-08-22 | 2019-10-29 | 南京高精齿轮集团有限公司 | A kind of gear-box of vertical output |
-
2009
- 2009-10-13 CN CN200910172402A patent/CN101672347A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101963209A (en) * | 2010-08-27 | 2011-02-02 | 吴声震 | Cycloid speed-reducing device of rocket launching movable platform |
| CN102032321A (en) * | 2010-08-27 | 2011-04-27 | 吴声震 | High-torque cycloidal speed-reduction device of rocket launching moving platform |
| CN101963209B (en) * | 2010-08-27 | 2013-01-02 | 吴声震 | Cycloid speed-reducing device of rocket launching movable platform |
| CN110388420A (en) * | 2019-08-22 | 2019-10-29 | 南京高精齿轮集团有限公司 | A kind of gear-box of vertical output |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101672346B (en) | Rocket movable launcher supporting arm speed reducer | |
| CN101708774A (en) | Combined shunting mechanism for transmission of face gears and herringbone gears of helicopter main transmission systems | |
| CN202560942U (en) | Wind power speed-up box of composite planetary transmission mechanism | |
| CN201535344U (en) | Small-volume large-torque decelerator for rocket-launching movable platform | |
| CN101672347A (en) | Rocket movable launcher reducer with small volume and large torque | |
| CN201461259U (en) | Speed-increasing gearbox of high-power wind driven generator | |
| CN201810730U (en) | Creeper gear structure for tractor | |
| CN201530315U (en) | Energy-saving type wheel loader front and rear driving axle | |
| CN201531568U (en) | Rocket launching movable platform supporting arm speed reducer | |
| CN202001563U (en) | Transmission mechanism for automatic transmission motor of electro-tricycle/electric automobile | |
| CN206468750U (en) | A kind of reduction box transmission mechanism and its reduction box | |
| CN201351711Y (en) | Two-set three-level transmission planet gear load balancing mechanism of heavy load planet transmission | |
| CN202215701U (en) | Differential with large torque, large speed ratio and high rotating speed | |
| CN102312974B (en) | Double-output hydraulic power generation planetary speed increaser | |
| CN102606689A (en) | Automatic variable-speed motor transmission mechanism for electric tricycle and electric vehicle | |
| CN202228626U (en) | Dual-output planet gear speeder for hydraulic power generation | |
| CN201386628Y (en) | Wind power generation speed increasing gearbox | |
| CN213017520U (en) | Single-stage large-speed-ratio tower-type planet row speed reducer | |
| CN201533211U (en) | Bridge cylinder integrated reducing motor | |
| CN209813709U (en) | Single gearbox hybrid power coupling bridge based on single planet row | |
| CN204704369U (en) | A kind of reinforced axle main speed reducer assembly | |
| CN104061316A (en) | Low-speed shaft supporting structure for wind power gear box | |
| CN203730712U (en) | Automotive main reducer assembly | |
| CN202926969U (en) | High-speed planetary gear box | |
| CN201359061Y (en) | Harmonic-wave transmission speed reducer of tooth-shaped chain |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20100317 |