CN105258944B - The test-bed and its startup control method of a kind of movable-tooth stepless speed transmission - Google Patents
The test-bed and its startup control method of a kind of movable-tooth stepless speed transmission Download PDFInfo
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- CN105258944B CN105258944B CN201510742875.3A CN201510742875A CN105258944B CN 105258944 B CN105258944 B CN 105258944B CN 201510742875 A CN201510742875 A CN 201510742875A CN 105258944 B CN105258944 B CN 105258944B
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- tooth
- movable
- stepless speed
- speed transmission
- motor
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Abstract
A kind of test-bed of movable-tooth stepless speed transmission is related to movable-tooth stepless speed transmission technical field.It includes engine, torque and speed sensorses, the first electromagnetic clutch, movable-tooth stepless speed transmission, the second electromagnetic clutch, dynamometer machine, and each part of the above is connected by shaft coupling between any two；Motor is connected to an input shaft of movable-tooth stepless speed transmission by shaft coupling, and controller is respectively coupled to engine and motor.The starting stage that on the one hand motor runs in movable-tooth stepless speed transmission, the rotating speed matched with driving wheel is provided to driven pulley, so that driven pulley has the centrifugal force for being enough to throw away slide plate in the starting stage, completion oscillating tooth is engaged with tooth profile metal chain, the problem of fundamentally the solution movable-tooth stepless speed transmission starting stage skids；On the other hand the hybrid electric drive system of engine and motor is constituted as power drive unit.Whole pilot system perfect in shape and function, characteristics of compact layout, testing scheme are simple, it is easy to control and realization.
Description
Technical field
The present invention relates to a kind of experimental technique of movable-tooth stepless speed transmission, and in particular to a kind of movable-tooth stepless speed transmission system
Performance study and the test-bed of optimization.
Background technology
It is to apply a kind of transmission mechanism widely to be driven in mechanical field middle gear, but this mechanism accuracy of manufacture
High with installation accuracy, its gearratio is fixed, it is impossible to realize variable speed.With the fast development of science and technology, buncher conduct
Ideal speed changer, is widely used in automobile industry.(slide plate deformable tooth stepless is engaged patent 200580039668.6
Oscillating tooth gear, authorized announcement date：On June 10th, 2009, Authorization Notice No.：CN 100498006C) in describe a kind of deformation of slide plate
The stepless engagement oscillating tooth wheel apparatus of oscillating tooth, oscillating tooth stepless speed change device is built upon a kind of new nothing on the basis of oscillating tooth mesh theory
Level speed changer, this movable-tooth stepless speed transmission is a kind of non-friction type deformation oscillating tooth infinitely variable speed transmission, and it changes biography
System variable speed friction/Traction Drive mode, breaches the intrinsic power of variable speed/efficiency barrier, it is possible to achieve high-power,
High efficiency transmits power.
But this traditional slide plate deformation movable-tooth stepless speed transmission also has very big defect, i.e., in starting stage centrifugal force not
When being enough to make the slide plate of driven pulley throw away, the skidding of tooth profile metal chain and driven pulley can be produced.Chain, which skids, can cause chain
Abrasion between bar and driven pulley, reduces device service life, when serious device can be caused not start.
The content of the invention
A kind of oscillating tooth infinitely variable speed transmission is proposed in patent 200580039668.6, but the device is in the starting stage
There are slippage problems, a kind of test-bed of movable-tooth stepless speed transmission, the biography of design are designed in order to solve the problem present invention
Dynamic system can fundamentally solve the starting problem of movable-tooth stepless speed transmission；In addition, the stand can realize engine and motor
The experimental study of hybrid power system and the experimental study of movable-tooth stepless speed transmission performance.Therefore, present invention is directed to work
Starting problem and the performance test of tooth buncher and propose a kind of perfect in shape and function, compact conformation system performance testing examination
Test stand.
A kind of test-bed of movable-tooth stepless speed transmission, it is characterised in that：Include engine 1, rotational speed and torque successively to sense
Device 3, the first electromagnetic clutch 4, movable-tooth stepless speed transmission 5, the second electromagnetic clutch 6, dynamometer machine 7, each part of the above two-by-two it
Between connected by shaft coupling.
Other motor 8 is connected to an input shaft of movable-tooth stepless speed transmission 5 by shaft coupling, and controller 9 is respectively coupled to
Engine 1 and motor 8.
Wherein movable-tooth stepless speed transmission 5 includes two input shafts, an output shaft and a pair of oscillating tooth gears；Two input shafts
It is respectively：What is be connected with the first electromagnetic clutch 4 is the driving shaft input shaft of movable-tooth stepless speed transmission 5；It is with motor connection
The driven shaft input shaft of movable-tooth stepless speed transmission.
Using the method for the test-bed, it is characterised in that：Before movable-tooth stepless speed transmission operation, the first electromagnetic clutch
Device is engaged, and the second electromagnetic clutch disconnects, and transmission system is in Light Condition；When engine is run, while controlled motor
Rotating speed provides rotating speed for the driven pulley of movable-tooth stepless speed transmission, and motor speed is increased up driven pulley slide plate in centrifugal force from zero
Effect is lower can be thrown away oscillating tooth groove and complete to engage with the sprocket of tooth profile metal chain, the electricity of engagement second after driven pulley engages stabilization
Magnet clutch, makes transmission system power output.
The test-bed of movable-tooth stepless speed transmission proposed by the present invention includes engine, motor, torque and speed sensorses, electricity
The critical pieces such as magnet clutch, dynamometer machine and movable-tooth stepless speed transmission.Wherein torque and speed sensorses be arranged on engine with
Between movable-tooth stepless speed transmission driving wheel input shaft, electromagnetic clutch be arranged between engine and movable-tooth stepless speed transmission and
Between movable-tooth stepless speed transmission and dynamometer machine, motor is connected with the input of movable-tooth stepless speed transmission driven shaft, and oscillating tooth is stepless to be become
The output shaft of fast device driven pulley is connected with dynamometer machine, is connected between each part by shaft coupling.
In the test-bed for the movable-tooth stepless speed transmission that the present invention is designed, motor is on the one hand as starting motor, i.e., in work
The starting stage of tooth buncher operation, the rotating speed matched with driving wheel is provided to driven pulley, so that driven pulley is rising
Step section has the centrifugal force for being enough to throw away slide plate, and completion oscillating tooth is engaged with tooth profile metal chain, fundamentally solves oscillating tooth
The problem of buncher starting stage skids；On the other hand the mixing of engine and motor is constituted as power drive unit
Power-driven system.
In summary, the present invention has following features：The present invention proposes a kind of test-bed of movable-tooth stepless speed transmission
And its starting control method, the device can solve the problem that the defect skidded traditional movable-tooth stepless speed transmission starting stage, it is ensured that device
Smooth starting and reduce the abrasion between tooth profile metal chain and cone pulley, extension fixture service life；The present invention realizes a kind of mixed
Close dynamical system test-bed, movable-tooth stepless speed transmission can as hybrid power system power coupler, the power coupling
Device exportable big torque while stepless speed regulation is realized, has had the excellent of gear-shift mechanism and friction-type drive buncher concurrently
Point.
Brief description of the drawings
Fig. 1 is the structure composition schematic diagram of movable-tooth stepless speed transmission test-bed.
Wherein：
1st, engine 2, shaft coupling
3rd, torque and speed sensorses 4, the first electromagnetic clutch
5th, movable-tooth stepless speed transmission 6, the second electromagnetic clutch
7th, dynamometer machine 8, motor
9th, controller
Embodiment
Embodiments of the invention are as shown in Figure 1.
The test-bed for the movable-tooth stepless speed transmission that the present invention is designed mainly includes engine, torque and speed sensorses, electricity
Magnet clutch, shaft coupling, movable-tooth stepless speed transmission, dynamometer machine, motor controller.Engine and movable-tooth stepless speed transmission active
It is connected between the input shaft of wheel by the first electromagnetic clutch, and rotating speed is disposed between engine and the first electromagnetic clutch
Torque sensor, is connected between movable-tooth stepless speed transmission output shaft and dynamometer machine by the second electromagnetic clutch, motor and oscillating tooth
The input shaft of stepless transmission driven wheel is connected, and engine passes through controller control with motor.
The present invention proposes a kind of startup control method of movable-tooth stepless speed transmission on the basis of the test-bed, that is, exists
Before movable-tooth stepless speed transmission operation, the first electromagnetic clutch engagement, the second electromagnetic clutch disconnects, and transmission system is in zero load
State, when engine is run, while controlled motor provides certain rotating speed for the driven pulley of movable-tooth stepless speed transmission so that from
The slide plate of driving wheel can throw away oscillating tooth groove and complete to engage with the sprocket of tooth profile metal chain under the influence of centrifugal force, be solved with this
Certainly slippage problems of start-up course tooth profile metal chain and driven pulley, and motor is supplied to the rotating speed of driven pulley should be can make driven pulley
Slide plate throws away required minimum speed, i.e. motor output speeds should gradually increase, and motor can after driven pulley slide plate completes to engage
Rotating speed is no longer provided.When driven pulley engage it is stable, can steady output torque when, engage the second electromagnetic clutch, make transmission system
Power output.
In addition, the present invention provides certain rotating speed by motor for the driven pulley of movable-tooth stepless speed transmission, to solve
The slippage problems of driven pulley and tooth profile metal chain in start-up course, this drive mechanism constitutes the mixed of engine and motor simultaneously
Dynamical system is closed, movable-tooth stepless speed transmission carries out the power coupling of engine and motor as the power coupler of variable gear ratio
Close, motor can still come to provide power for system as drive device after operating steadily.
Claims (1)
1. a kind of test-bed of movable-tooth stepless speed transmission starts control method, it is characterised in that：The test-bed includes successively
Engine, torque and speed sensorses, the first electromagnetic clutch, movable-tooth stepless speed transmission, the second electromagnetic clutch, dynamometer machine, with
Upper each part is connected by shaft coupling between any two；
Other motor is connected to an input shaft of movable-tooth stepless speed transmission by shaft coupling, controller be respectively coupled to engine and
Motor；
Wherein movable-tooth stepless speed transmission includes two input shafts, an output shaft and a pair of oscillating tooth gears；Two input shaft difference
It is：What is be connected with the first electromagnetic clutch is the driving shaft input shaft of movable-tooth stepless speed transmission；With motor connection be oscillating tooth without
The driven shaft input shaft of level speed changer；
Before movable-tooth stepless speed transmission operation, the first electromagnetic clutch engagement, the second electromagnetic clutch disconnects, made at transmission system
In Light Condition；When engine is run, while controlled motor rotating speed provides rotating speed for the driven pulley of movable-tooth stepless speed transmission, electricity
Machine rotating speed from zero be increased up driven pulley slide plate can throw away under the influence of centrifugal force oscillating tooth groove and with the chain of tooth profile metal chain
Tooth completes engagement, engages the second electromagnetic clutch after driven pulley engagement is stable, makes transmission system power output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510742875.3A CN105258944B (en) | 2015-11-04 | 2015-11-04 | The test-bed and its startup control method of a kind of movable-tooth stepless speed transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510742875.3A CN105258944B (en) | 2015-11-04 | 2015-11-04 | The test-bed and its startup control method of a kind of movable-tooth stepless speed transmission |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105258944A CN105258944A (en) | 2016-01-20 |
| CN105258944B true CN105258944B (en) | 2017-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510742875.3A Expired - Fee Related CN105258944B (en) | 2015-11-04 | 2015-11-04 | The test-bed and its startup control method of a kind of movable-tooth stepless speed transmission |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106704408B (en) * | 2016-12-28 | 2023-07-21 | 四川省机械研究设计院(集团)有限公司 | Controllable mechanical soft start system and method |
| CN116753847B (en) * | 2023-08-21 | 2023-11-07 | 邹城市云天矿山科技有限公司 | Metal belt steel ring measuring device for continuously variable transmission |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3175410A (en) * | 1961-12-30 | 1965-03-30 | Reimers Getriebe Kg | Infinitely variable cone pulley gear with toothed conical pulley disks |
| US5337626A (en) * | 1993-02-23 | 1994-08-16 | Ryobi Outdoor Products, Inc. | Laminated gear and method of forming a laminated gear |
| EP0682189B1 (en) * | 1994-04-15 | 1997-10-29 | Mitsubishi Denki Kabushiki Kaisha | Flexible gear coupling |
| CN101261186A (en) * | 2007-12-05 | 2008-09-10 | 奇瑞汽车股份有限公司 | Belt axle assembly and steel belt test stand |
| CN102323055A (en) * | 2011-07-01 | 2012-01-18 | 重庆大学 | Continuously variable transmission of vehicle gearshift performance testing table and test method |
| CN102353536A (en) * | 2011-07-11 | 2012-02-15 | 程乃士 | Rapid test and running-in system for flexible driving element utilized by buncher |
| CN202192979U (en) * | 2011-07-27 | 2012-04-18 | 湖南江麓容大车辆传动股份有限公司 | Power transmission module |
| CN202994466U (en) * | 2012-12-28 | 2013-06-12 | 四川诚邦测控技术有限公司 | CVT test system |
| CN104913932A (en) * | 2015-06-25 | 2015-09-16 | 北京工业大学 | Test bench for oscillating-tooth continuously variable transmission |
-
2015
- 2015-11-04 CN CN201510742875.3A patent/CN105258944B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3175410A (en) * | 1961-12-30 | 1965-03-30 | Reimers Getriebe Kg | Infinitely variable cone pulley gear with toothed conical pulley disks |
| US5337626A (en) * | 1993-02-23 | 1994-08-16 | Ryobi Outdoor Products, Inc. | Laminated gear and method of forming a laminated gear |
| EP0682189B1 (en) * | 1994-04-15 | 1997-10-29 | Mitsubishi Denki Kabushiki Kaisha | Flexible gear coupling |
| CN101261186A (en) * | 2007-12-05 | 2008-09-10 | 奇瑞汽车股份有限公司 | Belt axle assembly and steel belt test stand |
| CN102323055A (en) * | 2011-07-01 | 2012-01-18 | 重庆大学 | Continuously variable transmission of vehicle gearshift performance testing table and test method |
| CN102353536A (en) * | 2011-07-11 | 2012-02-15 | 程乃士 | Rapid test and running-in system for flexible driving element utilized by buncher |
| CN202192979U (en) * | 2011-07-27 | 2012-04-18 | 湖南江麓容大车辆传动股份有限公司 | Power transmission module |
| CN202994466U (en) * | 2012-12-28 | 2013-06-12 | 四川诚邦测控技术有限公司 | CVT test system |
| CN104913932A (en) * | 2015-06-25 | 2015-09-16 | 北京工业大学 | Test bench for oscillating-tooth continuously variable transmission |
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| CN105258944A (en) | 2016-01-20 |
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