CN104565233A - Compact type planetary transmission - Google Patents
Compact type planetary transmission Download PDFInfo
- Publication number
- CN104565233A CN104565233A CN201510059329.XA CN201510059329A CN104565233A CN 104565233 A CN104565233 A CN 104565233A CN 201510059329 A CN201510059329 A CN 201510059329A CN 104565233 A CN104565233 A CN 104565233A
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- China
- Prior art keywords
- square
- output
- input
- remittance
- gear
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- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
- F16H3/46—Gearings having only two central gears, connected by orbital gears
- F16H3/58—Gearings having only two central gears, connected by orbital gears with sets of orbital gears, each consisting of two or more intermeshing orbital gears
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H2200/00—Transmissions for multiple ratios
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
The invention provides a compact type planetary transmission. According to key points of the technical scheme, a converged torque input element (21) is connected with an input shaft (1); a converged torque output element (23) is connected with a divided torque input element (31); a divided torque connection output element (34) is connected with an input gear (51); an output gear (52) is connected with a speed change mechanism (6); the speed change mechanism (6) is connected with a controllable torque device (7); the controllable torque device (7) and a fixed one-way clutch (8) are connected with an input gear (91); an output gear (92) is connected with a converged torque return element (24); and a divided torque output element (33) is connected with an output shaft (4).
Description
Technical field
The invention belongs to speed changer field, more particularly, it is a kind of Compact planetary transmission speed changer for various surface car, boats and ships, railway locomotive, engineering machinery, various space flight, aircraft, metallurgy, mine, oil, chemical industry, light industry, food, weaving, handling machinery, lathe, robot and military project.
Background technique
At present, conventional stepless speed variator all designs according to principles such as friction, hydrostaticss, and the power that it can transmit is little, and efficiency is not high; In addition, these stepless speed variator complex structures, manipulation trouble, and could need be realized by the material of costliness and accurate manufacture, therefore cost is high.
Summary of the invention
Instant invention overcomes the deficiencies in the prior art, provide a kind of working life extending motor and power train, structure is simple, and manipulation is convenient, low cost, the Compact planetary transmission speed changer of efficient energy-saving.
In order to realize object of the present invention, below the technical solution used in the present invention:
A kind of Compact planetary transmission speed changer, it comprises input shaft (1), output shaft (4), output gear wheel set (5), gear (6), torque-controllable device (7), fixing overrunning clutch (8), input gear pair (9), the input end (81) of described fixing overrunning clutch (8) connects with fixed element, be provided with one between described input shaft (1) and output shaft (4) and converge square unit (2) and a point of square unit (3), described remittance square unit (2) comprises remittance square input element (21), remittance square planetary pinion (22), remittance square output element (23), remittance square back-flow component (24), square unit (3) is divided to comprise a point square input element (31), divide square planetary pinion (32), divide square output element (33), square is divided to connect output element (34), remittance square unit (2) and point square unit (3) are coupled to each other by the element coordinated separately, the remittance square input element (21) of remittance square unit (2) connects with input shaft (1), the remittance square output element (23) of square unit (2) that converges connects with a point square input element (31) for point square unit (3), divide a point square for square unit (3) to connect output element (34) to connect with the input gear (51) of other element and output gear wheel set (5), the output gear (52) of output gear wheel set (5) connects with the input end (61) of gear (6), the output terminal (62) of gear (6) connects with the input end (71) of torque-controllable device (7), the output terminal (72) of torque-controllable device (7) and the output terminal (82) of fixing overrunning clutch (8) connect with the input gear (91) of input gear pair (9), the output gear (92) of input gear pair (9) connects with the remittance square back-flow component (24) of remittance square unit (2), a point square output element (33) for square unit (3) is divided to connect with output shaft (4).
Described remittance square unit (2) is the planetary gear mechanism in differential gear train, few tooth difference transmission mechanism, cycloidal-pin wheel planetary gearing mechanism or harmonic gear drive mechanism.
Square unit (3) is divided to be the planetary gear mechanism in differential gear train, few tooth difference transmission mechanism, cycloidal-pin wheel planetary gearing mechanism or harmonic gear drive mechanism.
Described remittance square unit (2) is planetary gear mechanism, few tooth difference transmission mechanism, cycloidal-pin wheel planetary gearing mechanism or harmonic gear drive mechanism, its remittance square input element (21), remittance square output element (23) and square back-flow component (24) that converges can be selected from the element forming above-mentioned planetary gear mechanism, few tooth difference transmission mechanism, cycloidal-pin wheel planetary gearing mechanism or harmonic gear drive mechanism, and it plays the effect converging moment.
Described point of square unit (3) is planetary gear mechanism, few tooth difference transmission mechanism, cycloidal-pin wheel planetary gearing mechanism or harmonic gear drive mechanism, its point of square input element (31), point square output element (33) and point square connect output element (34) and can select from the element forming above-mentioned planetary gear mechanism, few tooth difference transmission mechanism, cycloidal-pin wheel planetary gearing mechanism or harmonic gear drive mechanism, and it plays the effect of shunting power.
Described torque-controllable device (7) can select automatically controlled or hydraulic control friction clutcch, fluid coupling, fluid torque converter, oil hydraulic pump and oil hydraulic motor.Torque-controllable device (7), when there being speed discrepancy, can export input torque automatically or passively, and wherein, if the torque-controllable device (7) selected is coupler or fluid torque converter, it can realize the output of input torque automatically; If the torque-controllable device (7) selected is the clutch of various torque-controllable or oil hydraulic pump and oil hydraulic motor, it then to need under the control of artificial or computer, by changing the size of electric current or hydraulic pressure, could realize the output of input torque.
When being applied to vehicle, velocity variations when the present invention can travel according to vehicle and be subject to drag size, automatically, infinitely changes velocity ratio.
The present invention has following advantage:
(1) the present invention does not have other gear shift and operating mechanism, and therefore structure is simple, be conducive to reducing the cost manufactured, be easier to maintenance, and manipulation is convenient;
(2) the power major part of motor of the present invention is by high efficiency and can transmit powerful remittance square unit 2 and divide a square unit 3 and transmit, displacement and speed change automatically complete, high efficiency, powerful variable transmission can be realized, and except starting, motor can be made at the operated within range of the best, compared with other stepless speed variator, under the prerequisite of motor equivalence, that reduce the manufacture cost of motor;
(3) the present invention is by stepless change, motor is in economic speed region and operates, namely work in the speed range of very little disposal of pollutants, avoid motor when idling and high speed operation, discharge large quantity of exhaust gas, thus decrease the discharge of waste gas, be conducive to protection of the environment;
(4) the present invention can utilize inner speed discrepancy to play buffering and overload protection, is conducive to the working life extending motor and power train, in addition, when running resistance increases, then can make the automatic reduction of speed of vehicle, on the contrary then raising speed, be conducive to the rideability improving vehicle;
(5) the present invention is by stepless change, makes input power uninterrupted, can ensure that vehicle has good acceleration and higher average speed, the wearing and tearing of motor be reduced, extends interval mileage of major repair, improve bus dispatching rate, be conducive to boosting productivity.
In addition, the present invention is a kind of Compact planetary transmission speed changer that also can be used for various surface car, boats and ships, railway locomotive, engineering machinery, various space flight, aircraft, metallurgy, mine, oil, chemical industry, light industry, food, weaving, handling machinery, lathe, robot and military project.
Accompanying drawing explanation
Fig. 1 is the structural drawing of the embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is described in further detail:
Embodiment:
As shown in fig. 1, a kind of Compact planetary transmission speed changer, comprise input shaft 1, output shaft 4, output gear wheel set 5, gear 6, torque-controllable device 7, fixing overrunning clutch 8, input gear pair 9, the input end 81 of described fixing overrunning clutch 8 connects with fixed element, be provided with one between described input shaft 1 and output shaft 4 and converge square unit 2 and a point of square unit 3, described remittance square unit 2 comprises remittance square input element 21, remittance square planetary pinion 22, remittance square output element 23, remittance square back-flow component 24, square unit 3 is divided to comprise a point square input element 31, divide square planetary pinion 32, divide square output element 33, square is divided to connect output element 34, the square unit 2 that converges is coupled to each other by the element coordinated separately with point square unit 3, the remittance square input element 21 of remittance square unit 2 connects with input shaft 1, the remittance square output element 23 of square unit 2 that converges connects with a point square input element 31 for point square unit 3, divide point square of square unit 3 to connect an output element 34 to connect with the input gear 51 of other element and output gear wheel set 5, the output gear 52 of output gear wheel set 5 connects with the input end 61 of gear 6, the output terminal 62 of gear 6 connects with the input end 71 of torque-controllable device 7, the output terminal 72 of torque-controllable device 7 and the output terminal 82 of fixing overrunning clutch 8 connect with the input gear 91 of input gear pair 9, the output gear 92 of input gear pair 9 connects with the remittance square back-flow component 24 of remittance square unit 2, a point square output element 33 for square unit 3 is divided to connect with output shaft 4.
Described torque-controllable device 7 can select fluid coupling.
Described each needs to connect, and by the element of some other element separate, can adopt the method for hollow, through some other elements, connects with it.
Point square input element 31 of square unit 3 is divided to be two-way by point square planetary pinion 32 on point square connection output element 34 of point square unit 3 the power dividing being delivered to this, one road flows into point square output element 33 of point square unit 3, and point square that another road flows into point square unit 3 connects output element 34.
Because the rotating speed relations of distribution of each element above-mentioned can change, change according to rotating speed distribution between the two changes by two-way poower flow, when the rotating speed of point square output element 33 of point square unit 3 is zero, its output power is zero, but moment is non-vanishing, now, the input power of point square output element 33 of square unit 3 is divided then to change to maximum value by certain value, described certain value refers to when point square output element 33 of point square unit 3 is identical with the rotating speed dividing square to connect output element 34 of point square unit 3 coordinated, both press the value that planet row torque ratio distributes input power gained, described maximum value refers to the total output inputted by point square input element 31 of point square input element 31 of point square unit 3, that is, when two-way power changes, the moment on square output element 33 and output shaft 4 of dividing being delivered to point square output element 33 of point square unit 3 also changes thereupon.
The input power of motor is through input shaft 1, again through the remittance square input element 21 of remittance square unit 2, and by the remittance square planetary pinion 22 on the remittance square back-flow component 24 of remittance square unit 2 the remittance square output element 23 of power transimission to remittance square unit 2, be delivered to point square input element 31 of point square unit 3 again, and to connect point square planetary pinion 32 on output element 34 power dividing by point square of point square unit 3 be two-way, one road flows into point square output element 33 of point square unit 3, point square that another road flows into point square unit 3 connects output element 34, divide point square of square unit 3 to connect an output element 34 and power is split into two-way again, one road flows into other element work done, another road flows into the input gear 51 of input gear pair 5, the input end 61 of gear 6 is delivered to again by the output gear 52 of input gear pair 5, the input end 71 of fluid coupling 7 is flowed into again through the output terminal 62 of gear 6, the input gear 91 of input gear pair 9 is flowed into again through the output terminal 72 of fluid coupling 7, the output gear 92 of input gear pair 9 is again the remittance square back-flow component 24 of power transimission to remittance square unit 2, be delivered to converge square unit 2 remittance square back-flow component 24 this road power and by motor through input shaft 1, again through the power of the remittance square input element 21 of remittance square unit 2, the remittance square output element 23 of remittance square unit 2 is then all delivered to by the remittance square planetary pinion 22 converged on the remittance square back-flow component 24 of square unit 2, the remittance square output element 23 of remittance square unit 2 repeats said process again, the power of the moment be delivered on point square output element 33 of point square unit 3 is constantly increased, and be passed to output shaft 4 of the present invention, thus achieve the power of motor is externally exported by output shaft 4.
For the present invention, when the rotating speed of input shaft 1 is constant, the moment of torsion on point square output element 33 of square unit 3 and output shaft 4 is divided to change with the change of its rotating speed, rotating speed is lower, the moment of torsion be delivered on the remittance square back-flow component 24 of remittance square unit 2, point square output element 33 and output shaft 4 is larger, otherwise, then less, thus realize the present invention can change moment and speed Compact planetary transmission speed changer with the difference of vehicle travel resistance.
When the present invention uses, if the input power of motor, input speed and load constant, namely the rotating speed of input shaft 1 and moment of torsion are constant, before vehicle starting, the rotating speed of output shaft 4 is zero, work as automobile starting, the input power of motor is through input shaft 1, be delivered to the remittance square input element 21 of remittance square unit 2, wherein, due to the remittance square back-flow component 24 now not having power to flow into remittance square unit 2, and converge the remittance square back-flow component 24 of square unit 2 and fixing overrunning clutch 8 output terminal 82 and connect with the output gear 92 of input gear pair 9 and the input gear 91 of input gear pair 9 respectively, and the input end 81 of fixing overrunning clutch 8 connects with the fixed element beyond the present invention, play restriction to turn to, what make that the remittance square back-flow component 24 of remittance square unit 2 can not be contrary with motor turns to rotation, rotating speed is zero, now, be delivered to the power of the remittance square input element 21 of remittance square unit 2, the remittance square planetary pinion 22 then passing through to converge on the remittance square back-flow component 24 of square unit 2 is the remittance square output element 23 of power transimission to remittance square unit 2, be delivered to point square input element 31 of point square unit 3 again, and to connect point square planetary pinion 32 on output element 34 power dividing by point square of point square unit 3 be two-way, one road flows into point square output element 33 of point square unit 3, point square that another road flows into point square unit 3 connects output element 34, divide point square of square unit 3 to connect an output element 34 and power is split into two-way again, one road flows into other element work done, another road flows into the input gear 51 of input gear pair 5, the input end 61 of gear 6 is delivered to again by the output gear 52 of input gear pair 5, output terminal 62 again through gear 6 flows into the input end 71 of fluid coupling 7 power, the input gear 91 of input gear pair 9 is flowed into again through the output terminal 72 of fluid coupling 7, the output gear 92 of input gear pair 9 is again the remittance square back-flow component 24 of power transimission to remittance square unit 2, be delivered to converge square unit 2 remittance square back-flow component 24 this road power and by motor through input shaft 1, again through the power of the remittance square input element 21 of remittance square unit 2, the remittance square output element 23 of remittance square unit 2 is then all delivered to by the remittance square planetary pinion 22 converged on the remittance square back-flow component 24 of square unit 2, the remittance square output element 23 of remittance square unit 2 repeats said process again, constantly a point square is carried out between each element, the iterative cycles of bending moment and remittance square, the power of the moment be delivered on point square output element 33 of point square unit 3 is constantly increased, and be passed to output shaft 4 of the present invention, when being delivered to the moment of torsion on output shaft 4, through power train be transferred to the tractive force that driving wheel produces be enough to overcome vehicle starting resistance time, automobile is then started to walk and is started to accelerate, point square output element 33 of point square output element 33 of point square unit 3 be connected with it and the rotating speed of output shaft 4 also increase gradually from zero, now, the power flowing into the remittance square back-flow component 24 of remittance square unit 2 reduces gradually, thus the moment of torsion of output shaft 4 is reduced along with the increase of rotating speed.
Claims (1)
1. a Compact planetary transmission speed changer, it comprises input shaft (1), output shaft (4), output gear wheel set (5), gear (6), torque-controllable device (7), fixing overrunning clutch (8), input gear pair (9), the input end (81) of described fixing overrunning clutch (8) connects with fixed element, it is characterized in that: be provided with one between described input shaft (1) and output shaft (4) and converge square unit (2) and a point of square unit (3), described remittance square unit (2) comprises remittance square input element (21), remittance square planetary pinion (22), remittance square output element (23), remittance square back-flow component (24), square unit (3) is divided to comprise a point square input element (31), divide square planetary pinion (32), divide square output element (33), square is divided to connect output element (34), remittance square unit (2) and point square unit (3) are coupled to each other by the element coordinated separately, the remittance square input element (21) of remittance square unit (2) connects with input shaft (1), the remittance square output element (23) of square unit (2) that converges connects with a point square input element (31) for point square unit (3), divide a point square for square unit (3) to connect output element (34) to connect with the input gear (51) of other element and output gear wheel set (5), the output gear (52) of output gear wheel set (5) connects with the input end (61) of gear (6), the output terminal (62) of gear (6) connects with the input end (71) of torque-controllable device (7), the output terminal (72) of torque-controllable device (7) and the output terminal (82) of fixing overrunning clutch (8) connect with the input gear (91) of input gear pair (9), the output gear (92) of input gear pair (9) connects with the remittance square back-flow component (24) of remittance square unit (2), a point square output element (33) for square unit (3) is divided to connect with output shaft (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510059329.XA CN104565233A (en) | 2010-07-07 | 2010-07-07 | Compact type planetary transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510059329.XA CN104565233A (en) | 2010-07-07 | 2010-07-07 | Compact type planetary transmission |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010219853.6A Division CN102312967B (en) | 2010-07-07 | 2010-07-07 | Continuously variable transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104565233A true CN104565233A (en) | 2015-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510059329.XA Pending CN104565233A (en) | 2010-07-07 | 2010-07-07 | Compact type planetary transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104565233A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104976303A (en) * | 2015-07-07 | 2015-10-14 | 吴志强 | Compound box type hydraulic coupler and starter |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6200242B1 (en) * | 1999-12-10 | 2001-03-13 | General Motors Corporation | Powertrain with a multi-speed transmission |
| CN101012870A (en) * | 2007-02-02 | 2007-08-08 | 吴志强 | Torque convertor |
| CN101235877A (en) * | 2007-02-02 | 2008-08-06 | 吴志强 | Stepless speed variator |
| WO2008108017A1 (en) * | 2007-03-05 | 2008-09-12 | Kubota Corporation | Transmission device |
| JP2009113519A (en) * | 2007-11-01 | 2009-05-28 | Toyota Motor Corp | Power transmission device of vehicle |
| CN101598203A (en) * | 2008-06-06 | 2009-12-09 | 吴志强 | A kind of composite steel ball outer cone gear type stepless variable speed unit |
-
2010
- 2010-07-07 CN CN201510059329.XA patent/CN104565233A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6200242B1 (en) * | 1999-12-10 | 2001-03-13 | General Motors Corporation | Powertrain with a multi-speed transmission |
| CN101012870A (en) * | 2007-02-02 | 2007-08-08 | 吴志强 | Torque convertor |
| CN101235877A (en) * | 2007-02-02 | 2008-08-06 | 吴志强 | Stepless speed variator |
| WO2008108017A1 (en) * | 2007-03-05 | 2008-09-12 | Kubota Corporation | Transmission device |
| JP2009113519A (en) * | 2007-11-01 | 2009-05-28 | Toyota Motor Corp | Power transmission device of vehicle |
| CN101598203A (en) * | 2008-06-06 | 2009-12-09 | 吴志强 | A kind of composite steel ball outer cone gear type stepless variable speed unit |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104976303A (en) * | 2015-07-07 | 2015-10-14 | 吴志强 | Compound box type hydraulic coupler and starter |
| CN104976303B (en) * | 2015-07-07 | 2017-10-03 | 广州市无级制动科技有限责任公司 | A kind of composite box type hydraulic coupler |
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| PB01 | Publication | ||
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Application publication date: 20150429 |