CN101303064A - Differential feedback stepless speed changer - Google Patents
Differential feedback stepless speed changer Download PDFInfo
- Publication number
- CN101303064A CN101303064A CNA2007100556169A CN200710055616A CN101303064A CN 101303064 A CN101303064 A CN 101303064A CN A2007100556169 A CNA2007100556169 A CN A2007100556169A CN 200710055616 A CN200710055616 A CN 200710055616A CN 101303064 A CN101303064 A CN 101303064A
- Authority
- CN
- China
- Prior art keywords
- level
- gear
- planet carrier
- stage
- frame
- 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
- Transmission Devices (AREA)
- Structure Of Transmissions (AREA)
Abstract
The invention relates to a continuously variable transmission for feeding back differences in speed, which relates to a continuously variable transmission technique realized by a multiple-stage planetary gear transmission mechanism. In the multiple-stage planetary gear transmission mechanism, an output shaft penetrating the front end and the rear end of an engine body supports inside the engine body, wherein, a primary gear ring and a fourth stage gear ring are connected together; a second stage gear ring is connected together with a third stage planet carrier; a third stage gear ring is connected together with a fourth stage planet carrier; the rear carrier of the fourth planet carrier is made into a whole with the output shaft; a primary planet carrier and an input shaft are made into a whole; a primary sun gear is connected together with a second stage sun gear; a third stage sun gear is connected together with a second stage planet carrier and a fourth stage sun gear is connected together with the third stage planet carrier. The continuously variable transmission of the invention can meet the requirements on continuously speed change of large power, large torque and wide drive ratio.
Description
Technical field:
The present invention relates to a kind of stepless speed variator, particularly relate to a kind of differential feedback stepless speed changer.
Background technique:
Traditional automobile variable speed drive technology (MT) is to adopt retaining more than three main, the driven gear pairing, rely on synchronizer in conjunction with shift fork, lever body is manually-operated to have level to shift gears. the manual operation gearshift, require driver's operating technology consummation. frequent operation action for a long time, can cause work fatigue to the driver. there is the level gearshift in real work, to be difficult to realize optimum Match with engine power performance and Economy. Hyundai Motor automatic transmission technology (AT) adopts the servomechanism under the electronic intelligence program control, by the physical signalling comparison method, realize self shifter, its essence still belongs to step change. the Variable Speed Technology (CVT) of frictionally transmission between intelligent besides reducing wheel disc and transport tape, its critical defect is exactly a power, torque transmission capacity is limited, can not satisfy high-power, the needs of high pulling torque power transmission technical field development.
The gear transmission of Xing Chenging for a long time can not realize the brains that is fettering people that infinite variable speed mindset is serious, and the Variable Speed Technology of high-power, high pulling torque, wide in range velocity ratio is the ultimate aim of machine power transmission, active demand for this technology now highlights day by day, and breaking this gob-struck situation is the desirable long-cherished wish that people dream of for a long time.
Summary of the invention:
The object of the present invention is to provide a kind of differential feedback stepless speed changer, it is the Variable Speed Technology that is realized by the multi-stage planetary gear driving mechanism.
Technological scheme of the present invention is achieved in that as shown in Figure 1, it is by being connected to each other the multi-stage planetary gear driving mechanism that forms by the one, two, three, four planetary gear train, and be installed in the body of forming by speed changer main casing and rear end cover, be combined into differential feedback stepless speed changer. wherein, the gear ring of the first order and the fourth stage links together; The planet carrier of the partial gear ring and the third level links together; The gear ring of the third level and the planet carrier of the fourth stage link together; The planet carrier of the first order is made one with input shaft; The first order and partial sun gear link together; Sun gear of the third level and partial planet carrier link together; The sun gear of the fourth stage and the planet carrier of the third level link together; The planet carrier after-frame and the output shaft of the fourth stage are made one. and multi-stage planetary gear mechanism is supported within the body by the output shaft that runs through the body front end and back end.
Good effect of the present invention is to have realized by gear-driven stepless shift function, thereby broken the awkward historical situation that pure gear drive can not realize that infinite variable speed thought binding causes. opened up wide space for promoting productivity with science and technology. differential feedback stepless speed changer has quite wide in range variator ratio range, can satisfy high-power, its mechanism of the needs of high pulling torque power transmission is simple and firm, keep in repair easy, cheap, and can keep motor to always work in best power performance automatically, the working state of Best Economy has been accomplished safety, energy-conservation, environmental protection.
Description of drawings:
Fig. 1 is a differential feedback stepless speed changer structure erection drawing of the present invention.
Embodiment:
As shown in Figure 1, differential feedback stepless speed changer adopts the multi-stage planetary gear driving mechanism is sleeved on distribution form on the pto 18, and pto 18 plays the effect of supporting the multi-stage planetary gear driving mechanism through body center.
The body of differential feedback stepless speed changer is to be linked together by end cap connecting bolt 16 by speed changer main casing 2 and rear end cover 20, the central hole that clamps end cap machine oil seal ring 21. body two ends between both mating faces all is embedded with bearing 8 and lubricant oil oil sealing 5, and two end part are all fixed with oil seal cover 4 usefulness oil seal cover screws 7.
The annexation of differential feedback stepless speed changer multilevel gear drive mechanism is: primary annulus cylindrical shell 25 links together by key tooth mode with level Four gear ring 19; Secondary gear ring third-level planetary side arm wheel disc 12 and third-level planetary frame after-frame 23 link together by planet carrier connecting bolt 3; Three grades of gear ring level Four planet side arm wheel discs 14 are exported an axon 18 with the level Four planet carrier and are linked together by planet carrier connecting bolt 3; Input and one-level planet side arm one axon 6 are connected with the power plant of input, and one-level central gear shaft 29 links together by key tooth mode with secondary sun gear 27; Secondary planet frame after-frame axle 26 and three grades of sun gears 24 link together by key tooth mode; Third-level planetary frame after-frame 23 links together by key tooth mode with level Four sun gear 22; Behind the primary planet carrier before ring 28 and the secondary planet frame ring 10 link together by planet carrier connecting bolt 3 with input and one-level planet side arm one axon 6 and secondary planet frame after-frame axle 26 respectively, take bearing 8 supporting way between each relative movement parts of this multilevel gear drive mechanism, corresponding site is provided with the way that spacer ring 17 supports the location.
The working procedure of differential feedback stepless speed changer is: the power process input of input and one-level planet side arm one axon 6 pass to primary planet pinion 9 and are power N
J1, giving primary annulus cylindrical shell 25 in the mode of differential with power division then is power N
Q1With one-level central gear shaft 29 be power N
T1. primary annulus cylindrical shell 25 passes to level Four gear ring 19 with the power that gets and is power N
Q4. one-level central gear shaft 29 passes to secondary sun gear 27 with the power that gets and is power N
T2.
Secondary gear ring third-level planetary side arm wheel disc 12 and three grades of gear ring level Four planet side arm wheel discs 14 bear respectively come from three, power N that the level Four planet carrier feeds back
Q2, N
Q3So. export the working speed n of an axon 18 along with the level Four planet carrier
J4Variation, the working speed n of secondary gear ring third-level planetary side arm wheel disc 12
Q2, three grades of gear ring level Four planet side arm wheel discs 14 working speed n
Q3Working speed n with level Four gear ring 19
Q4Corresponding variation takes place in capital simultaneously, promptly forms the feedback phenomenon of speed. so second and third, the gear ratio of level Four also will ensue corresponding variation simultaneously. export the working speed n of an axon 18 when the level Four planet carrier
J4Input service rotation speed n with input and one-level planet side arm one axon 6
J1When equating, each parts of whole differential feedback stepless speed changer are all with identical working speed rotation, promptly reach gear ratio and be 1 state. when extraneous resistance increase makes the level Four planet carrier export the working speed n of an axon 18
J4During decline, second, three, the level Four planet carrier all can be in various degree the gear ring of correspondence is formed the increasing of resisting moment, cause its working speed to descend, thereby make the overall gear ratio ratio of speed changer increase, reach the purpose that increases output torque. under the condition that the motor input power remains unchanged: when extraneous resistance is constant, vehicle just can keep the stable speed of a motor vehicle to advance, the output speed that is embodied in differential feedback stepless speed changer is the work of being stabilized under a certain rotating speed. each parts in the differential feedback stepless speed changer wherein, all remaining on accordingly under some stable working speeds. whole differential feedback stepless speed changer is to be under the steady-working state of internal and external equilibrium as a system at this moment.
The work of differential feedback stepless speed changer is in the dynamic equilibrium state process all the time, causing that this dynamically balanced cause of fluctuation depends on the influence that input, output terminal apply. this dynamically balanced variation is successional, so the gear ratio of differential feedback stepless speed changer also is successional, so deserve to be called by pure gear-driven stepless speed variator.
Claims (1)
1. the stepless speed variator of differential feedback stepless speed changer, it is characterized in that: its adopts the multi-stage planetary gear driving mechanism is sleeved on distribution form on the pto (18), pto (18) plays the effect of supporting the multi-stage planetary gear driving mechanism through body center;
The body of differential feedback stepless speed changer is to be linked together by end cap connecting bolt (16) by speed changer main casing (2) and rear end cover (20), clamped end cap machine oil seal ring (21) between both mating faces, the central hole at body two ends all is embedded with bearing (8) and lubricant oil oil sealing (5), and two end part are all fixed with oil seal cover screw (7) with oil seal cover (4);
The annexation of differential feedback stepless speed changer multilevel gear drive mechanism is: primary annulus cylindrical shell (25) links together by key tooth mode with level Four gear ring (19); Secondary gear ring third-level planetary side arm wheel disc (12) links together by planet carrier connecting bolt (3) with third-level planetary frame after-frame (23); Three grades of gear ring level Four planet side arm wheel discs (14) are exported an axon (18) with the level Four planet carrier and are linked together by planet carrier connecting bolt (3); Input and one-level planet side arm one axon (6) are connected with the power plant of input; One-level central gear shaft (29) links together by key tooth mode with secondary sun gear (27); Secondary planet frame after-frame axle (26) links together by key tooth mode with three grades of sun gears (24); Third-level planetary frame after-frame (23) links together by key tooth mode with level Four sun gear (22); Encircling (10) behind the primary planet carrier before ring (28) and the secondary planet frame links together by planet carrier connecting bolt (3) with input and one-level planet side arm one axon (6) and secondary planet frame after-frame axle (26) respectively, take bearing (8) supporting way between each relative movement parts of this multilevel gear drive mechanism, corresponding site is provided with the way that spacer ring (17) supports the location.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100556169A CN101303064A (en) | 2007-05-11 | 2007-05-11 | Differential feedback stepless speed changer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100556169A CN101303064A (en) | 2007-05-11 | 2007-05-11 | Differential feedback stepless speed changer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101303064A true CN101303064A (en) | 2008-11-12 |
Family
ID=40113104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100556169A Pending CN101303064A (en) | 2007-05-11 | 2007-05-11 | Differential feedback stepless speed changer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101303064A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102797825A (en) * | 2012-08-27 | 2012-11-28 | 项子澄 | Vehicular closed self-circulation differential infinitely variable speed transmission gearbox |
| CN103511566A (en) * | 2013-10-22 | 2014-01-15 | 徐攀 | Double planetary gear train type stepless automatic speed change mechanism |
| CN103527729A (en) * | 2013-10-22 | 2014-01-22 | 徐攀 | Double-planetary-gear-train stepless automatic speed changing mechanism |
| CN105658997A (en) * | 2013-11-08 | 2016-06-08 | 舍弗勒技术股份两合公司 | Sliding sleeve for supporting sun gear |
| CN106195160A (en) * | 2014-12-10 | 2016-12-07 | 现代自动车株式会社 | Multiple-speed gear-box for vehicle |
-
2007
- 2007-05-11 CN CNA2007100556169A patent/CN101303064A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102797825A (en) * | 2012-08-27 | 2012-11-28 | 项子澄 | Vehicular closed self-circulation differential infinitely variable speed transmission gearbox |
| CN103511566A (en) * | 2013-10-22 | 2014-01-15 | 徐攀 | Double planetary gear train type stepless automatic speed change mechanism |
| CN103527729A (en) * | 2013-10-22 | 2014-01-22 | 徐攀 | Double-planetary-gear-train stepless automatic speed changing mechanism |
| CN103527729B (en) * | 2013-10-22 | 2016-03-30 | 徐攀 | Double-planet train formula stepless auto gear |
| CN103511566B (en) * | 2013-10-22 | 2016-08-17 | 徐攀 | Double-planet train formula stepless auto gear |
| CN105658997A (en) * | 2013-11-08 | 2016-06-08 | 舍弗勒技术股份两合公司 | Sliding sleeve for supporting sun gear |
| CN105658997B (en) * | 2013-11-08 | 2018-08-14 | 舍弗勒技术股份两合公司 | Sliding sleeve for supporting sun gear |
| CN106195160A (en) * | 2014-12-10 | 2016-12-07 | 现代自动车株式会社 | Multiple-speed gear-box for vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205331387U (en) | Cylinder derailleur | |
| CN101704340B (en) | Power assembly for two-shift motor vehicle | |
| US8584543B2 (en) | Drive train of a motor vehicle | |
| CN101487519A (en) | Full-gear speed self-adapting continuously variable transmission | |
| CN101303064A (en) | Differential feedback stepless speed changer | |
| CN202674193U (en) | Planetary transmission mechanism | |
| CN204572958U (en) | A kind of differential speed regulation planet gear stageless speed variator | |
| CN101260920A (en) | Velocity feedback stepless speed changer | |
| CN214221917U (en) | Continuously variable automatic transmission device, continuously variable automatic transmission, and motor vehicle | |
| CN101988563B (en) | Differential coupling continuously-variable automatic transmission | |
| CN112228520A (en) | Continuously variable automatic transmission, continuously variable automatic transmission and motor vehicle | |
| CN111439116A (en) | Coaxial two-gear planetary row electric drive axle for automobile | |
| CN101985971A (en) | Continuously variable transmission with differential mechanism | |
| CN101303065A (en) | Differential feedback stepless speed changer | |
| CN201858330U (en) | Continuously variable transmission with differential | |
| CN101900190B (en) | Auto continuously variable transmission | |
| CN201858316U (en) | 8AT (Automatic Transmission) gear transmission system | |
| CN114198472A (en) | Hydraulic two-speed automatic transmission | |
| CN104061307A (en) | Stepless gearbox | |
| CN101975255B (en) | 4AT gear transmission system | |
| CN201858314U (en) | Gear transmission system of 4AT (4-gear automatic transmission) | |
| CN101968106A (en) | Automatic speed-changing device for electric automobile | |
| CN101975256B (en) | Gear transmission system of 8-automatic transmission (AT) | |
| CN100458218C (en) | Differential driving variable speed box | |
| CN111439117A (en) | Coaxial two-gear planetary row electric drive axle for automobile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20081112 |