CN101598202B - Composite rolling cone flat disk type stepless variable speed unit - Google Patents
Composite rolling cone flat disk type stepless variable speed unit Download PDFInfo
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- CN101598202B CN101598202B CN 200810028659 CN200810028659A CN101598202B CN 101598202 B CN101598202 B CN 101598202B CN 200810028659 CN200810028659 CN 200810028659 CN 200810028659 A CN200810028659 A CN 200810028659A CN 101598202 B CN101598202 B CN 101598202B
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Abstract
The invention provides a composite rolling cone flat disk type stepless variable speed unit which has the technical scheme that a first input planetary carrier (22) is connected with an input shaft (1); all input planetary carriers (21) are connected with respectively matched output gears (22) and connecting gear rings (23) by a group of planetary gears (25) on the input planetary carriers (21); all output planetary carriers (24) are connected with respectively matched input gears (22) and a connecting gear ring (23) by a group of planetary gears (25) on the output planetary carriers (24); the first output planetary carrier (24) is connected with the second input planetary carrier (21); the first input gear (22) and the second input gear (22) are connected with the third input gear (22) and the fourth input gear (22); the second output planetary carrier (24) is connected with the input end (31) of a rolling cone flat disk type stepless variable speed unit (3); and the output end (32) of the rolling cone flat disk type stepless variable speed unit (3), the first output gear (22), the second output gear (22), the third output gear (22) and the fourth output gear (22) are respectively connected with input gears (41) of matched gear pairs (4).
Description
Technical field
The invention belongs to the speed changer field, more particularly, it is a kind of composite rolling cone flat disk type stepless variable speed unit for various surface cars, boats and ships, railway locomotive, engineering machinery, various metallurgy, mine, oil, chemical industry, light industry, food, weaving, handling machinery, lathe, robot and military project.
Background technique
At present, rolling cone flat disk type stepless variable speed unit all needs by friction driving, and driving component pressure is large, is easy to abrasion and heating, and the life-span is lower, and transmission power is little, and transmission efficiency is low.
Summary of the invention
The present invention has overcome the deficiencies in the prior art, and is provided a kind of working life that extends motor and power train, and is simple in structure, the composite rolling cone flat disk type stepless variable speed unit of efficient energy-saving.
In order to realize purpose of the present invention, below the technical solution used in the present invention:
a kind of composite rolling cone flat disk type stepless variable speed unit, comprise input shaft (1), rolling cone flat disk type stepless variable speed unit (3), gear pair (4), output shaft (5), the output gear (42) of each gear pair (4) connects with output shaft (5), be provided with input planet carrier (21) between described input shaft (1) and output shaft (5), output gear (22), conjugation tooth ring (23), output planetary frame (24), planetary pinion (25), first input planet carrier (21) connects with input shaft (1), and by one group of planetary pinion (25) and first output gear (22) that coordinates on it, first conjugation tooth ring (23) connects, first output planetary frame (24) is by one group of planetary pinion (25) and second output gear (22) that coordinates on it, first conjugation tooth ring (23) connects, first output gear (22) connects with second output gear (22), first output planetary frame (24) connects with second input planet carrier (21), second input planet carrier (21) is by one group of planetary pinion (25) and the 3rd output gear (22) that coordinates on it, second conjugation tooth ring (23) connects, second output planetary frame (24) is by one group of planetary pinion (25) and the 4th output gear (22) that coordinates on it, second conjugation tooth ring (23) connects, the 3rd output gear (22) connects with the 4th output gear (22), second output planetary frame (24) connects with the input end (31) of rolling cone flat disk type stepless variable speed unit (3), first, second output gear (22) connects with the input gear (41) of first left gear pair (4), the 3rd, the 4th output gear (22) connects with the input gear (41) of second left gear pair (4), the output terminal (32) of rolling cone flat disk type stepless variable speed unit (3) connects with the input gear (41) of third left gear pair (4).
When the present invention is applied to vehicle, be subject to the size of resistance in the time of can be according to Vehicle Driving Cycle, automatically change the variation of output torque and speed.
The present invention has advantages of following:
(1) the most power of the present invention is by gear ring, planetary pinion, planet carrier, gear transmission, thereby transmission power and transmission efficiency all greatly improve, and simple in structure, is easier to maintenance;
(2) bending moment of the present invention and speed change are completed automatically, can realize high efficiency transmission, and except starting, motor is worked in optimum range, compare with other speed changer, under the prerequisite of motor equivalence, it has reduced the manufacture cost of motor;
(3) the present invention makes and starts stool to be in running in the economic speed zone, namely work in the speed range of very little disposal of pollutants, avoided motor when idling and high speed operation, the discharging large quantity of exhaust gas, thereby reduced the discharging 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 extend the working life of motor and power train, in addition, when running resistance increases, can make the automatic reduction of speed of vehicle, otherwise raising speed is conducive to improve the rideability of vehicle;
(5) the present invention makes input power uninterrupted, can guarantee that vehicle has good acceleration and higher average speed, and the wearing and tearing of motor are reduced, and has extended interval mileage of major repair, has improved bus dispatching rate, is conducive to boost productivity.
In addition, the present invention is a kind of composite rolling cone flat disk type stepless variable speed unit that also can be used for various surface cars, boats and ships, railway locomotive, engineering machinery, various metallurgy, mine, oil, chemical industry, light industry, food, weaving, handling machinery, lathe, robot and military project.
Description of drawings
Fig. 1 is the structural drawing of the embodiment of the present invention;
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing and embodiment:
Embodiment:
as shown in fig. 1, a kind of composite rolling cone flat disk type stepless variable speed unit, comprise input shaft 1, rolling cone flat disk type stepless variable speed unit 3, gear pair 4, output shaft 5, the output gear 42 of each gear pair 4 connects with output shaft 5, be provided with input planet carrier 21 between described input shaft 1 and output shaft 5, output gear 22, conjugation tooth ring 23, output planetary frame 24, planetary pinion 25, first input planet carrier 21 connects with input shaft 1, and by one group of planetary pinion 25 on it and first output gear 22 that coordinates, first conjugation tooth ring 23 connects, first output planetary frame 24 is by one group of planetary pinion 25 on it and second output gear 22 that coordinates, first conjugation tooth ring 23 connects, first output gear 22 connects with second output gear 22, first output planetary frame 24 connects with second input planet carrier 21, second input planet carrier 21 is by one group of planetary pinion 25 on it and the 3rd output gear 22 that coordinates, second conjugation tooth ring 23 connects, second output planetary frame 24 is by one group of planetary pinion 25 on it and the 4th output gear 22 that coordinates, second conjugation tooth ring 23 connects, the 3rd output gear 22 connects with the 4th output gear 22, second output planetary frame 24 connects with the input end 31 of rolling cone flat disk type stepless variable speed unit 3, first, second output gear 22 connects with the input gear 41 of first left gear pair 4, the 3rd, the 4th output gear 22 connects with the input gear 41 of second left gear pair 4, the output terminal 32 of rolling cone flat disk type stepless variable speed unit 3 connects with the input gear 41 of third left gear pair 4.
Input power splits into two-way by first input planet carrier 21, one the road flows into first output gear 22, another road splits into two-way again through first conjugation tooth ring 23, one the road flows into second output gear 22, another road flows into first output planetary frame 24, flow into again second input planet carrier 21, second input planet carrier 21 splits into two-way again, one the road flows into the 3rd output gear 22, another road splits into two-way again through second conjugation tooth ring 23, one the road flows into the 4th output gear 22, and another road flows into second output planetary frame 24.
Because the rotating speed relations of distribution of above-mentioned each element can change, so the rotating speed of each output gear 22 can constantly change in the scope identical with the rotating speed of each input planet carrier 21 from zero, thereby the gear pair 4 of each different drive ratios can be connected simultaneously with output shaft 5, because each conjugation tooth ring 23 plays speed governing, make the rotating speed of each input planet carrier 21 identical.
because the rotating speed relations of distribution of above-mentioned each element can change, two-way power stream will change according to the variation of rotating speed distribution between the two, when each output gear 22 rotating speeds are zero, its output power is zero, but moment is non-vanishing, at this moment, each conjugation tooth ring 23 sunlight input powers change to maximum value by certain value, described certain value refers to rotating speed when each conjugation tooth ring 23 and the output gear 22 that coordinates separately when identical, both press the value that the planet row torque ratio distributes the input power gained, described maximum value refers to the total output by input planet carrier 21 inputs that connect separately, that is to say, when two-way power changes, each conjugation tooth ring 23 will play bending moment, its moment that is delivered on each output gear 22 and output shaft 5 is also changed thereupon.
the input power of motor splits into two-way through first input planet carrier 21, one the road flows into first output gear 22, another road splits into two-way again through first conjugation tooth ring 23, one the road flows into second output gear 22, another road flows into first output planetary frame 24, flow into again second input planet carrier 21, second input planet carrier 21 splits into two-way again, one the road flows into the 3rd output gear 22, another road splits into two-way again through second conjugation tooth ring 23, one the road flows into the 4th output gear 22, another road flows into second output planetary frame 24, second output planetary frame 24 flows into the input end 31 of rolling cone flat disk type stepless variable speed unit 3 again, again through the output terminal 32 of rolling cone flat disk type stepless variable speed unit 3, the power of its inflow is delivered to the input gear 41 of third left gear pair 4 again, first, second output gear 22 is delivered to the power that flows into the input gear 41 of first left gear pair 4 again, the 3rd, the 4th output gear 22 is delivered to the power that flows into the input gear 41 of second left gear pair 4 again, output gear 42 through each gear pair 4 confluxes to output shaft 5 of the present invention again, thereby realized the power of motor is externally exported by output shaft 5.
For the present invention, when the rotating speed of input shaft 1 constant, moment of torsion on output shaft 5 changes with the variation of its rotating speed, rotating speed is lower, moment of torsion on output shaft 5 is just larger, otherwise, less, thus realize that the present invention can change with the difference of Vehicle Driving Cycle resistance the composite rolling cone flat disk type stepless variable speed unit of moment and speed.
when the present invention uses, if the input power of motor, input speed with and load constant, the rotating speed and the moment of torsion that are input shaft 1 are constant, before vehicle starting, the rotating speed of output shaft 5 is zero, work as automobile starting, because of output shaft 5 transfixions, be each output gear 22 transfixions, the power of each input planet carrier 21 all flows into the conjugation tooth ring 23 that coordinates separately, moment of torsion is increased, and be divided into two-way, one the tunnel is delivered to the output planetary frame 24 that coordinates separately, another road is delivered to the output gear 22 that coordinates separately, wherein, second output planetary frame 24 flows into power the input end 31 of rolling cone flat disk type stepless variable speed unit 3, again through the output terminal 32 of rolling cone flat disk type stepless variable speed unit 3, the power of its inflow is delivered to the input gear 41 of third left gear pair 4 again, first, second output gear 22 is delivered to the power that flows into the input gear 41 of first left gear pair 4 again, the 3rd, the 4th output gear 22 is delivered to the power that flows into the input gear 41 of second left gear pair 4 again, output gear 42 through each gear pair 4 confluxes to output shaft 5 again, when the moment of torsion that is delivered on output shaft 5, when power train is transferred to the tractive force that produces on driving wheel and is enough to overcome the vehicle starting resistance, automobile starts to walk and begins to accelerate, the rotating speed of each output gear 22 that links with it also increases gradually from zero, at this moment, power is divided into two-way, the power that flows into each conjugation tooth ring 23 reduces gradually, thereby, its the square effect that increases is reduced gradually, the moment of torsion of output shaft 5 reduces along with the increase of rotating speed, when relevant output gear 22 is identical with the rotating speed of inputting planet carrier 21, each conjugation tooth ring 23 does not recur and increases the square effect.
Claims (1)
1. composite rolling cone flat disk type stepless variable speed unit, comprise input shaft (1), rolling cone flat disk type stepless variable speed unit (3), gear pair (4), output shaft (5), the output gear (42) of each gear pair (4) connects with output shaft (5), it is characterized in that: be provided with input planet carrier (21) between described input shaft (1) and output shaft (5), output gear (22), conjugation tooth ring (23), output planetary frame (24), planetary pinion (25), first input planet carrier (21) connects with input shaft (1), and by one group of planetary pinion (25) and first output gear (22) that coordinates on it, first conjugation tooth ring (23) connects, first output planetary frame (24) is by one group of planetary pinion (25) and second output gear (22) that coordinates on it, first conjugation tooth ring (23) connects, first output gear (22) connects with second output gear (22), first output planetary frame (24) connects with second input planet carrier (21), second input planet carrier (21) is by one group of planetary pinion (25) and the 3rd output gear (22) that coordinates on it, second conjugation tooth ring (23) connects, second output planetary frame (24) is by one group of planetary pinion (25) and the 4th output gear (22) that coordinates on it, second conjugation tooth ring (23) connects, the 3rd output gear (22) connects with the 4th output gear (22), second output planetary frame (24) connects with the input end (31) of rolling cone flat disk type stepless variable speed unit (3), first, second output gear (22) connects with the input gear (41) of first gear pair (4), the 3rd, the 4th output gear (22) connects with the input gear (41) of second gear pair (4), the output terminal (32) of rolling cone flat disk type stepless variable speed unit (3) connects with the input gear (41) of the 3rd gear pair (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810028659 CN101598202B (en) | 2008-06-06 | 2008-06-06 | Composite rolling cone flat disk type stepless variable speed unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810028659 CN101598202B (en) | 2008-06-06 | 2008-06-06 | Composite rolling cone flat disk type stepless variable speed unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101598202A CN101598202A (en) | 2009-12-09 |
| CN101598202B true CN101598202B (en) | 2013-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200810028659 Expired - Fee Related CN101598202B (en) | 2008-06-06 | 2008-06-06 | Composite rolling cone flat disk type stepless variable speed unit |
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| Country | Link |
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| CN (1) | CN101598202B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104696453A (en) * | 2010-07-07 | 2015-06-10 | 吴志强 | Compound planetary drive type continuously variable transmission |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1170796B (en) * | 1961-10-10 | 1964-05-21 | Heinrich Brandt | Infinitely variable transmission, especially for motor vehicles |
| US4055091A (en) * | 1972-08-31 | 1977-10-25 | Ker-Train Systems N.V. | Variable output transmission |
| CN2900929Y (en) * | 2004-12-27 | 2007-05-16 | 福州大学 | Novel planet conical disc stepless speed variator |
| CN101012869A (en) * | 2007-02-02 | 2007-08-08 | 吴志强 | Coupler |
-
2008
- 2008-06-06 CN CN 200810028659 patent/CN101598202B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1170796B (en) * | 1961-10-10 | 1964-05-21 | Heinrich Brandt | Infinitely variable transmission, especially for motor vehicles |
| US4055091A (en) * | 1972-08-31 | 1977-10-25 | Ker-Train Systems N.V. | Variable output transmission |
| CN2900929Y (en) * | 2004-12-27 | 2007-05-16 | 福州大学 | Novel planet conical disc stepless speed variator |
| CN101012869A (en) * | 2007-02-02 | 2007-08-08 | 吴志强 | Coupler |
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| Publication number | Publication date |
|---|---|
| CN101598202A (en) | 2009-12-09 |
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Address after: 510160 Liwan District, Guangzhou, Dongfeng West Road, No. 502, room 3, No. Applicant after: Wu Zhiqiang Address before: Haizhuqu District Guangzhou City Fuk Road 510240 Guangdong province No. 356 room 507 Applicant before: Wu Zhiqiang |
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Granted publication date: 20130508 Termination date: 20140606 |