CN101344456A - AMT shift endurance quality testing bench - Google Patents
AMT shift endurance quality testing bench Download PDFInfo
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- CN101344456A CN101344456A CNA2008100218627A CN200810021862A CN101344456A CN 101344456 A CN101344456 A CN 101344456A CN A2008100218627 A CNA2008100218627 A CN A2008100218627A CN 200810021862 A CN200810021862 A CN 200810021862A CN 101344456 A CN101344456 A CN 101344456A
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- flywheel
- variator
- amt
- endurance quality
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Abstract
The invention discloses a test bed of AMT shifting durability, which is characterized in that a left flywheel and a right flywheel are connected into a double-inertia flywheel group with united and synchronous rotation by an elastic shaft joint, a left transmission belt and a left driven belt wheel between a left half shaft and a right half shaft of a gear box as well as a right transmission belt and a right driven belt wheel between the ends of a left shaft and a right shaft of the double-inertia flywheel group respectively form a power transmission mechanism, and the power source of the double-inertia flywheel group is provided by a variable-frequency motor. The test bed of AMT shifting durability not only can satisfy functional requirements and truly simulate the AMT shifting process of a whole car, but also has simple mechanical structure, easy assembly and disassembly, easy adjustment, low production and maintenance costs, safety and reliability, and can satisfy the long-term frequent testing requirement of the gear box.
Description
Technical field
The present invention relates to the automobile test device, the test-bed physical construction of a kind of realization AMT (Automated MechanicalTransmission, electric control mechanical type automatic speed variator) synchronizer endurance quality of more specifically saying so test.
Background technology
Vehicle automatic mechanical speed variator AMT belongs to electric-controlled mechanical class variator, is on MT mechanical transmission basis, cancellation shift handle and clutch pedal, and increase ASCS self shifter control system is formed.ASCS is made up of the topworks of microprocessor controls, replaces manpower control clutch and gear shift mechanism with electric-controlled hydraulic (air pressure) or motor mechanism, thereby realizes the automatic speed changing function of automobile.AMT has self-shifting function because of it, can increase substantially clutch coupling, synchronizer life-span and travel safety, and kept that tradition has a grade mechanical transmission transmission efficiency height, volume is little, mechanism is simple, use is reliable, be easy to make, cost is low, fuel consume is few and safeguard plurality of advantages such as cost of use is low.Because therefore the self-shifting importance of AMT be necessary gearshift is carried out various tests, particularly AMT synchronizer shift endurance quality test.
In the prior art, in carrying out the test of AMT shift endurance quality, be to realize gearshift by TCU control hydraulic pressure gear shift unit.But the problem that the AMT shift endurance quality testing bench of this existing structure form exists comprises: function ratio degree of flexibility more single, that use is not enough, the testing table simulated inertia can't change or change difficulty, complicated in mechanical structure, maintenance difficulty are big, be not easy to general layout, cost is higher, element is more, system reliability is low, can't satisfy the needs that variator is frequently tested for a long time.Do not realize that the test and handling (T﹠H) personnel isolate, security is not high.
Summary of the invention
The present invention is for avoiding above-mentioned existing in prior technology deficiency, a kind of new A MT shift endurance quality testing bench frame being provided.Can not only on function, meet the demands, can simulate AMT shift process under the whole vehicle state truly, and physical construction simple, be easy to mounting or dismounting, be easy to adjust, to make maintenance cost low, safe and reliable, can satisfy the needs of the long-term frequent test of variator.
Technical solution problem of the present invention adopts following technical scheme:
The design feature of MT shift endurance quality testing bench of the present invention is on the testing table base, constitute the twin mass flywheel group of the synchronous rotation of blocking by the connection of spring coupling by left flywheel and right flywheel, between the left and right sides axle head of variator left half axle and variator right axle shaft and described twin mass flywheel group respectively with left side driving-belt and left side driven pulley, and right side driving-belt and right side driven pulley formation Poewr transmission mechanism, described twin mass flywheel group provides power source by variable-frequency motor; Variator AMT is fixedly installed on the variator clamping apparatus disk of corresponding model.
Design feature of the present invention also is:
Described by left side driving-belt and left side driven pulley, and the Poewr transmission mechanism ratio of gear of right side driving-belt and right side driven pulley formation is adjustable.
In the correspondence position pin-and-hole of described variator AMT and described variator clamping apparatus disk, fixed pin is set, and fixedly installs with removable screw-threaded coupling part.
Described variator clamping apparatus disk is removable fixed sturcture on the testing table base.
In the outside of described left flywheel and right flywheel, the flywheel guard shield is set, in the periphery of described testing table base protection network is set.
The present invention adopts twin mass flywheel rotary inertia simulating vehicle straight-line travelling inertia to realize the inertia simulation at output shaft place required in the AMT shift process, the algorithm of using equivalent inertia can guarantee as much as possible that AMT left and right half place rotary inertia is suitable to momentum that the synchronizer synchronizing process of its impact that causes and car load driving process is born in AMT synchronizer cohesive process, can simulate AMT shift process under the whole vehicle state truly.
Compared with the prior art, beneficial effect of the present invention is embodied in:
1, the present invention mainly carries out bench simulation to test parameterss such as input shaft inertia required in the shift of transmission process, input shaft rotating speed, output shaft rotating speed, output shaft inertia; Simulate the actual condition that reproduces as much as possible in the AMT shift process by above-mentioned parameter, AMT self shifter endurance quality is examined.
2, the present invention is directed to different automobile types and vehicle condition,, can suitably reduce inertial flywheel through belt wheel gear train " deceleration " and finish the required equivalent moment of inertia of car load simulation by to the optimization of flywheel in the flywheel group and the ratio of gear of adjusting driving-belt.Testing table is realized the test of different wheel box kinds by gear ratio change.Its driving-belt has linear velocity height, the low advantages such as separating vibration, overload protection that reach of noise.
3, the present invention's two inertial flywheels connect by spring coupling, and less demanding to neutrality for the flywheel group guaranteed left and right flywheel rotation synchronously; The inertial flywheel group is carried out the blocking setting, the inertial flywheel group can be in other process of the test be made up through suitable adjustment finish other similar experiment content.
4, the variator clamping apparatus disk is set to replaceable structure among the present invention, can realize accurate location and the efficiently variety renovation of different model variator on testing table.
5, rotary part such as testing table inertial flywheel group and belt wheel transmission is provided with safety guard among the present invention, has improved equipment high-speed cruising process safe, the degree of protection height.Testing table integral body has protection network, and testing equipment and operating personnel are isolated, and is safe.
Description of drawings
Fig. 1 is a floor map of the present invention.
Fig. 2 is an axle geodesic structure synoptic diagram of the present invention.
Fig. 3 looks synoptic diagram for flywheel loading unit master of the present invention.
Fig. 4 looks synoptic diagram for positioning component of the present invention and drive pulley master.
Number in the figure: 1 motor, 2 transmission shafts, 3 right bearing seats, 4 right flywheels, 5 spring couplings, 6 left flywheels, 7 left shaft holders, 8 left side driving-belts, 9 left side driven pulleys, 10 variator left half axles, 11 variator right axle shafts, 12 variator clamping apparatus disks, 13 right side driven pulleys, 14 transmission mounting brackets, 15 right side driving-belts, 16 testing table bases, 17 motor bases, 18 safety guards, 19 flywheel supporting bases, 20 flywheel guard shields, 21 protection networks, 22 right side main transmission belt wheels, 23 left side main transmission belt wheels, 24 Left Drive axle mounting brackets, 25 right transmission shaft mounting brackets.
More than by embodiment, the invention will be further described in conjunction with the accompanying drawings:
Embodiment
Referring to Fig. 1, Fig. 2, on testing table base 16, constitute the twin mass flywheel group of the synchronous rotation of blocking by the connection of spring coupling 5 by left flywheel 6 and right flywheel 4, between the left and right sides axle head of variator left half axle 10 and variator right axle shaft 11 and twin mass flywheel group respectively with left side driving-belt 8 and left side driven pulley 9, and right side driving-belt 15 and right side driven pulley 13 formation Poewr transmission mechanisms, the twin mass flywheel group provides power source by variable-frequency motor 1; Variator AMT is fixedly installed on the variator clamping apparatus disk 12 of corresponding model, with input shaft and the output shaft in variator left half axle 10 and the right axle shaft 11 simulation shift of transmission processes.
As shown in Figure 1; by left side driving-belt 8 and left side driven pulley 9; and the Poewr transmission mechanism of right side driving-belt 15 and right side driven pulley 13 formations; by to the optimization of flywheel in right flywheel 4 and the left flywheel 5 and the ratio of gear of adjusting driving-belt; can suitably reduce inertial flywheel through belt wheel gear train " deceleration " and finish the required equivalent moment of inertia of car load simulation; testing table realizes by gear ratio change that the test of different wheel box kinds, driving-belt have the linear velocity height, noise is low and advantages such as separating vibration, overload protection.
Referring to Fig. 2, Fig. 4, in the correspondence position pin-and-hole of variator clamping apparatus disk 12 and transmission mounting bracket 14 fixed pin is set, and with removable screw-threaded coupling part stationary installation, make the present invention simple in structure, easy to maintenance, be easy to adjust, safe and reliable.
Referring to Fig. 2, Fig. 4, AMT is installed on the variator clamping apparatus disk 12, is removable fixed sturcture on testing table base 16, by changing the variator clamping apparatus disk, makes testing table be applicable to the variator of multiple model.
Referring to Fig. 2, in the present embodiment, in order to guarantee security, outside at left flywheel 6 and right flywheel 4, flywheel guard shield 20 is set, in the periphery of testing table base 16 protection network 21 is set, is also included within the outer setting safety guard 18 of the high speed rotary parts such as take-off (propeller) shaft 2 of as shown in Figure 1 spring coupling 5, variable-frequency motor 1.
In concrete the enforcement, the corresponding structure setting also comprises: motor 1 is by converter plant control rotating speed, for testing table provides power source.As shown in Figure 1, motor 1 is fixed on the motor base 17, and the delivery of motor 1 is connected on the right side main transmission belt wheel 22 by transmission shaft 2, thereby drives the rotation of main transmission belt wheel.Right flywheel 4 is fixed on the flywheel supporting base by right bearing seat 3, couples together by right bearing seat 3 between right side main transmission belt wheel 22 and the right flywheel 4, rotates together thereby drive right flywheel 4.In like manner, left flywheel group 6 is fixed on the flywheel supporting base 19 by left shaft holder 7, couples together by left shaft holder 7 between left side main transmission belt wheel 23 and the flywheel group 6.Coupling together by spring coupling 5 between right flywheel 4 and the flywheel group 6, owing to use shaft coupling, is not very high to neutrality is required between the flywheel group therefore, can Flexible Control.Whole mechanism all on testing table base 16, isolates with motor base 17, thereby has reduced vibration, all component is installed on the basic floor of integrally-built welding, guarantees the stationarity of equipment installation, adjustment precision and equipment operation, long service life, noise is low, and no oil sources pollutes.
Referring to Fig. 4, right side driven pulley 13 couples together with variator right axle shaft 11 by right transmission shaft mounting bracket 25, equally, left side driven pulley 9 couples together by Left Drive axle mounting bracket 24 and variator left half axle 10, and variator left and right sides semiaxis enters on the variator.In concrete the enforcement, the power that provides by variable-frequency motor 1 by transmission shaft 2 with transmission of power to right flywheel 4, owing to be to connect 5 by high speed shaft bearing spindle nose to couple together between right flywheel 4 and the flywheel group 6, guarantee that like this flywheel group power is synchronous, drive the rotation of main transmission belt wheel, and give driven pulley with transmission of power by driving-belt, and then drive the variator semiaxis and rotate, enter into variator.What the variator semiaxis was simulated is the input shaft and the output shaft of variator, by adjusting the ratio of gear of motor speed and driving-belt, can simulate transmission input shaft rotating speed and inertia, output shaft rotating speed and inertia in the endurance quality process of the test more truly.Two kinds of power input modes be can select, towing ahead and counter dragging realized.
Automobile electric control mechanical type automatic speed variator AMT installs micro-processor controlled automatic speed-changing system additional on dry clutch and gear-shift mechanism basis.It carries out gear and switches according to the speed of a motor vehicle, throttle opening, parameter such as driver-commanded, and in this testing table, gearshift is controlled voluntarily by software.Testing table is by the rotating speed in the variable-frequency motor control pilot system, the simulated automotive speed of a motor vehicle and car load inertia in motion.By the communication between testing table and the Control Software, gearshift software is by the adjustment of outside automatically controlled and program part, determine best gearshift opportunity, the solenoidoperated cluthes separation is plucked retaining and is put into gear with the support that combines, shifts gears, the final manipulation robotization that realizes shift process, and then the long duration test of shifting gears.Investigate gearbox shifting mechanism endurance quality, the synchronizer endurance quality.
The test expanded function is many.Can increase clutch linkage, gearshift carries out the various tests of clutch coupling, also can finish the synchronizer endurance quality test of MT variator by the cooperating of clutch coupling and gearshift.
Claims (5)
1, a kind of AMT shift endurance quality testing bench, it is characterized in that on testing table base (16), constitute the twin mass flywheel group of the synchronous rotation of blocking by the connection of spring coupling (5) by left flywheel (6) and right flywheel (4), between the left and right sides axle head of variator left half axle (10) and variator right axle shaft (11) and described twin mass flywheel group respectively with left side driving-belt (8) and left side driven pulley (9), and right side driving-belt (15) and right side driven pulley (13) formation Poewr transmission mechanism, described twin mass flywheel group provides power source by variable-frequency motor (1); Variator AMT is fixedly installed on the variator clamping apparatus disk (12) of corresponding model.
2, AMT shift endurance quality testing bench according to claim 1 is characterized in that describedly by left side driving-belt (8) and left side driven pulley (9), and the Poewr transmission mechanism ratio of gear that right side driving-belt (15) and right side driven pulley (13) constitute is adjustable.
3, AMT shift endurance quality testing bench according to claim 1 is characterized in that in the correspondence position pin-and-hole of described variator AMT and described variator clamping apparatus disk (12) fixed pin being set, and fixedly installs with removable screw-threaded coupling part.
4, AMT shift endurance quality testing bench according to claim 1 is characterized in that it is removable fixed sturcture that described variator clamping apparatus disk (12) is gone up at testing table (16).
5, AMT shift endurance quality testing bench according to claim 1 is characterized in that in the outside of described left flywheel (6) and right flywheel (4) flywheel guard shield (20) being set, and in the periphery of described testing table (16) protection network (21) is set.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2008100218627A CN101344456B (en) | 2008-08-18 | 2008-08-18 | AMT shift endurance quality testing bench |
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| CN2008100218627A CN101344456B (en) | 2008-08-18 | 2008-08-18 | AMT shift endurance quality testing bench |
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| CN101344456B CN101344456B (en) | 2010-08-11 |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101566521B (en) * | 2009-04-17 | 2011-05-25 | 苏州工业园区格比机电有限公司 | Performance detection workstation for automotive gear shifter assembly and detection method thereof |
| CN102980767A (en) * | 2012-12-24 | 2013-03-20 | 重庆理工大学 | Test measurement device for dynamic transmission efficiency of actuator of AMT clutch |
| CN103033361A (en) * | 2012-12-20 | 2013-04-10 | 綦江齿轮传动有限公司 | Automobile gearbox synchronizer testing device |
| CN103837340A (en) * | 2012-11-20 | 2014-06-04 | 上海汽车集团股份有限公司 | Testing system for testing endurance of shifting fork assembly of dual-clutch gearbox |
| CN104634584A (en) * | 2013-11-12 | 2015-05-20 | 陕西国力信息技术有限公司 | Throttle control component mechanical structure fatigue test method based on AMT |
| CN104697791A (en) * | 2015-04-03 | 2015-06-10 | 重庆理工大学 | Fatigue endurance test measuring system of automobile automatic gearbox P-gear parking mechanism |
| CN104713725A (en) * | 2015-04-03 | 2015-06-17 | 重庆理工大学 | Automobile automatic transmission P-gear parking critical entry car speed test measuring system |
| CN105067259A (en) * | 2015-08-10 | 2015-11-18 | 广西玉柴机器股份有限公司 | Flywheel and gear ring assembly slide test tool |
| CN105203325A (en) * | 2015-10-30 | 2015-12-30 | 上海索达传动机械有限公司 | Gearbox offline test platform and transitional connecting device thereof |
| CN106546427A (en) * | 2016-12-07 | 2017-03-29 | 福建工程学院 | A kind of automotive speed changer dry run testing stand |
| CN106596093A (en) * | 2016-12-15 | 2017-04-26 | 天津中德传动有限公司 | Coast experiment station for the gearbox of new energy bus |
| CN108346364A (en) * | 2017-12-14 | 2018-07-31 | 湖南邦普汽车循环有限公司 | A kind of abandoned car speed changer Demonstration table |
| CN108444690A (en) * | 2018-05-25 | 2018-08-24 | 陕西法士特齿轮有限责任公司 | A kind of endurance test rack for AMT shifting operating mechanisms |
| CN112539261A (en) * | 2020-12-09 | 2021-03-23 | 江苏新能源汽车研究院有限公司 | Synchronizer testing and quick replacing mechanism and replacing method thereof |
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2008
- 2008-08-18 CN CN2008100218627A patent/CN101344456B/en active Active
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101566521B (en) * | 2009-04-17 | 2011-05-25 | 苏州工业园区格比机电有限公司 | Performance detection workstation for automotive gear shifter assembly and detection method thereof |
| CN103837340A (en) * | 2012-11-20 | 2014-06-04 | 上海汽车集团股份有限公司 | Testing system for testing endurance of shifting fork assembly of dual-clutch gearbox |
| CN103033361A (en) * | 2012-12-20 | 2013-04-10 | 綦江齿轮传动有限公司 | Automobile gearbox synchronizer testing device |
| CN103033361B (en) * | 2012-12-20 | 2015-09-23 | 綦江齿轮传动有限公司 | The test unit of synchronizer of automobile transmission |
| CN102980767A (en) * | 2012-12-24 | 2013-03-20 | 重庆理工大学 | Test measurement device for dynamic transmission efficiency of actuator of AMT clutch |
| CN102980767B (en) * | 2012-12-24 | 2015-06-03 | 重庆理工大学 | Test measurement device for dynamic transmission efficiency of actuator of AMT clutch |
| CN104634584A (en) * | 2013-11-12 | 2015-05-20 | 陕西国力信息技术有限公司 | Throttle control component mechanical structure fatigue test method based on AMT |
| CN104713725B (en) * | 2015-04-03 | 2017-09-22 | 重庆理工大学 | A kind of automatic gearbox P keeps off the critical income speed testing ＆ measuring system of parking |
| CN104697791A (en) * | 2015-04-03 | 2015-06-10 | 重庆理工大学 | Fatigue endurance test measuring system of automobile automatic gearbox P-gear parking mechanism |
| CN104713725A (en) * | 2015-04-03 | 2015-06-17 | 重庆理工大学 | Automobile automatic transmission P-gear parking critical entry car speed test measuring system |
| CN105067259A (en) * | 2015-08-10 | 2015-11-18 | 广西玉柴机器股份有限公司 | Flywheel and gear ring assembly slide test tool |
| CN105067259B (en) * | 2015-08-10 | 2017-10-31 | 广西玉柴机器股份有限公司 | The sliding test frock of flywheel and gear ring component |
| CN105203325A (en) * | 2015-10-30 | 2015-12-30 | 上海索达传动机械有限公司 | Gearbox offline test platform and transitional connecting device thereof |
| CN105203325B (en) * | 2015-10-30 | 2019-01-25 | 上海索达传动机械有限公司 | Gearbox offline testing stand and its transition connecting apparatus |
| CN106546427A (en) * | 2016-12-07 | 2017-03-29 | 福建工程学院 | A kind of automotive speed changer dry run testing stand |
| CN106546427B (en) * | 2016-12-07 | 2022-11-04 | 福建工程学院 | Automobile transmission simulation operation test bed |
| CN106596093A (en) * | 2016-12-15 | 2017-04-26 | 天津中德传动有限公司 | Coast experiment station for the gearbox of new energy bus |
| CN108346364A (en) * | 2017-12-14 | 2018-07-31 | 湖南邦普汽车循环有限公司 | A kind of abandoned car speed changer Demonstration table |
| CN108444690A (en) * | 2018-05-25 | 2018-08-24 | 陕西法士特齿轮有限责任公司 | A kind of endurance test rack for AMT shifting operating mechanisms |
| CN112539261A (en) * | 2020-12-09 | 2021-03-23 | 江苏新能源汽车研究院有限公司 | Synchronizer testing and quick replacing mechanism and replacing method thereof |
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| CN101344456B (en) | 2010-08-11 |
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Address after: No.5821, Fanfu Avenue, Baohe District, Hefei City, Anhui Province Patentee after: Anhui Juyi Technology Co., Ltd Address before: Baohe District of Hefei City, Anhui province 230051 Baohe Industrial Park Jianghuai heavy industry base Patentee before: ANHUI JEE AUTOMATION EQUIPMENT Co.,Ltd. |