CN107084840A - The gear mechanical automatic gearbox gearshift performance testing device of no-clutch two - Google Patents
The gear mechanical automatic gearbox gearshift performance testing device of no-clutch two Download PDFInfo
- Publication number
- CN107084840A CN107084840A CN201710473697.8A CN201710473697A CN107084840A CN 107084840 A CN107084840 A CN 107084840A CN 201710473697 A CN201710473697 A CN 201710473697A CN 107084840 A CN107084840 A CN 107084840A
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- China
- Prior art keywords
- gear
- shift fork
- fork axle
- clutch
- shifting
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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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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
Abstract
The present invention relates to a kind of no-clutch two gear mechanical automatic gearbox gearshift performance testing device, including stand main body and the buffer being separately mounted in stand main body, spacing anchor ear, linear bearing, motor, decelerator, shift fork axle, shifting block, gear shifting pulling head and sensor, described shift fork axle after linear bearing with buffer by being connected, described motor is connected by decelerator with gear shifting pulling head, described gear shifting pulling head is connected by shifting block with shift fork axle, described sensor is connected with shift fork axle, for displacement of shifting gears, the data acquisition of gear shifting force and gearshift number of times on gear shifting pulling head.Compared with prior art, the present invention have the advantages that it is simple in construction, easy to maintenance, be easy to move.
Description
Technical field
The present invention relates to automatic gearbox of vehicles technical field of performance test, more particularly, to a kind of pure electric automobile
The gear mechanical automatic gearbox gearshift performance testing device of no-clutch two.
Background technology
The advantages of pure electric automobile is with its low noise, zero-emission, extensive vehicle power energy available sources, it has also become new energy
The important development direction of source automobile.At the same time, also turned into using the gear mechanical automatic gearbox of no-clutch two and changed at present
Kind dynamic property of pure electric automobile index and the effective solution for taking into account its energy economy.
Gearshift directly decides that gearbox is whole as part important in mechanical automatic gearbox, its performance
The quality of body gearshift performance, it is necessary to tested its performance, but changed on the whole in gearbox comprehensively in the development phase
When keeping off performance test, the problems such as dismounting is inconvenient, testing cost is high, sensor arrangement is difficult is faced.
The content of the invention
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of no-clutch two is kept off
Mechanical automatic gearbox gearshift performance testing device, designing and developing, the gear gearbox of Validity Test no-clutch at initial stage two is electronic
The gearshift performance of gearshift, and for verifying the validity of electronic shift control strategy, to realize the gearshift of quick and stable.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of gear of no-clutch two mechanical automatic gearbox gearshift performance testing device, including stand main body and difference
Buffer, spacing anchor ear, linear bearing, motor, decelerator, shift fork axle, shifting block, gear shifting pulling head in stand main body and
Sensor, described shift fork axle after linear bearing with buffer by being connected, and described motor passes through decelerator and gear shifting pulling head
Connection, described gear shifting pulling head is connected by shifting block with shift fork axle, and described sensor is connected with shift fork axle, for position of shifting gears
The data acquisition of gear shifting force and number of times of shifting gears in shifting, gear shifting pulling head.
Described sensor includes linear displacement transducer, and connecting plate is passed through between the linear displacement transducer and shift fork axle
It is rigidly connected, realizes the monitoring for displacement of shifting gears.
Described sensor includes pull pressure sensor, and the pull pressure sensor is located between buffer and shift fork axle, real
Now to the real-time monitoring of gear shifting force on gear shifting pulling head.
Described sensor includes sensor for countering, and the sensor for countering is arranged in sensor base, is realized for changing
Keep off the record of number of times.
Described shift fork axle two ends are provided with spacing anchor ear, the spacing anchor ear be located at linear bearing and pull pressure sensor it
Between, and position is adjustable, and gearshift stroke is limited by limiting the axial displacement of shift fork axle.
To be rigidly connected between described shift fork axle and shifting block, described shift fork axle realizes it by two linear bearings
The constraint of two displacement of the lines frees degree and two angular displacement frees degree, described shifting block is realized to shift fork axle by shifting block base
With the constraint of the overall 3rd angular displacement free degree of shifting block, so as to realize shifting block and the shift fork axle only one of which displacement of the lines free degree.
Described stand main body include main body rack, maintenance door, buffer pedestal, sensor base, linear bearing pedestal,
Decelerator installing plate, decelerator support column, motor installation disc, motor support post, shifting block base, connecting plate, protective cover, bottom plate and
Rubber absorbers.
Described maintenance door includes top access door and positive maintenance door.
Described device also includes the data acquisition unit being sequentially connected, counter display screen, two gear mechanical automatic speed changings
Case control unit and the computer for calculating, analyzing and processing and exporting for data.
The present invention is directed to no-clutch two-gear automatic speed changing case gearshift, has invented a kind of no-clutch two and has kept off mechanically
Automatic gear-box electric gear shifting mechanism gearshift performance test stand, control performance and durability for testing electric gear shifting mechanism
Can, and test its performance of shifting gears by monitoring the indexs such as gear shifting force, gearshift displacement, shift time, gearshift number of times in real time.
Compared with prior art, the present invention is simple in construction, easy to maintenance, is easy to movement.Can effectively it be surveyed in the development phase
The gearshift performance and gearshift durability of the gear mechanical automatic gearbox electric gear shifting mechanism of no-clutch two are tried, and verifies gearshift
Control algolithm.
Brief description of the drawings
Fig. 1 is external structure schematic diagram of the invention；
Fig. 2 is internal structure schematic diagram of the invention；
Fig. 3 is gearshift structural representation of the invention；
Fig. 4 is electronic shifting system structural representation of the invention.
In figure：Top access door 1, main body rack 2, protective cover 3, anti-skidding adjustment block 4, count display 5, positive maintenance door
6th, door handle 7, hinge 8, sensor for countering 9, sensor base 10, buffer 11, bottom plate 12, spacing anchor ear 13, linear bearing
Pedestal 14, linear displacement transducer 15, shifting block base 16, connecting plate 17, decelerator support column 18, buffer pedestal 19, tension and compression
Force snesor 20, decelerator installing plate 21, linear bearing 22, motor 23, motor installation disc 24, motor support post 25, decelerator
Input shaft 26, decelerator 27, shift fork axle 28, shifting block 29, gear shifting pulling head 30, reducer output shaft 31.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is a part of embodiment of the present invention, rather than whole embodiments.Based on this hair
Embodiment in bright, the every other reality that those of ordinary skill in the art are obtained on the premise of creative work is not made
Example is applied, should all belong to the scope of protection of the invention.
As Figure 1-3, a kind of gear of no-clutch two mechanical automatic gearbox gearshift performance testing device, including stand
Main body and the buffer 11 being separately mounted in stand main body, spacing anchor ear 13, linear bearing 22, motor 23, decelerator 27,
Shift fork axle 28, shifting block 29, gear shifting pulling head 30 and sensor, described shift fork axle 28 after linear bearing 22 with buffer 11 by connecting
Connect, described motor 23 is connected by decelerator 27 with gear shifting pulling head 30, described gear shifting pulling head 30 passes through shifting block 29 and shift fork
Axle 28 is connected, and described sensor is connected with shift fork axle 28, gear shifting force and number of times of shifting gears on displacement of shifting gears, gear shifting pulling head
Data acquisition.
Described sensor includes linear displacement transducer 15, passes through between the linear displacement transducer 15 and shift fork axle 28
Connecting plate is rigidly connected, and realizes the monitoring for displacement of shifting gears.
Described sensor includes pull pressure sensor 20, and the pull pressure sensor 20 is located at buffer 11 and shift fork axle 28
Between, realize the real-time monitoring to gear shifting force on gear shifting pulling head.
Described sensor include sensor for countering 9, the sensor for countering 9 be arranged on sensor base 9 on, realize for
The record of gearshift number of times.
The described two ends of shift fork axle 28 are provided with spacing anchor ear 13, and the spacing anchor ear 13 is located at linear bearing 22 and passed with pressure
Between sensor 20, and position is adjustable, and gearshift stroke is limited by limiting the axial displacement of shift fork axle.
To be rigidly connected between described shift fork axle 28 and shifting block 29, described shift fork axle 28 passes through two linear bearings
22, realize the constraint of two displacement of the lines free degree and two angular displacement frees degree, described shifting block 29 by shifting block base 16,
The constraint to shift fork axle 28 and the overall 3rd angular displacement free degree of shifting block 29 is realized, so as to realize that shifting block only has one with shift fork axle
The individual displacement of the lines free degree.
Described stand main body includes main body rack 2, maintenance door, buffer pedestal 19, sensor base 10, linear bearing
Pedestal 14, decelerator installing plate 21, decelerator support column 18, motor installation disc 24, motor support post 25, shifting block base 16, company
Fishplate bar 17, protective cover 3, bottom plate 12 and rubber absorbers.
Described maintenance door includes top access door 1 and positive maintenance door 6.
Described device also includes the data acquisition unit being sequentially connected, counter display screen, two gear mechanical automatic speed changings
Case control unit and the computer for calculating, analyzing and processing and exporting for data.
Therefore two-gear automatic speed changing case gearshift gearshift performance test stand of the present invention can simulate the gear of no-clutch two
The shift process of mechanical automatic gearbox, and gearshift control strategy and shift motor control algolithm are verified, together
When can realize and keep off gearbox shifting power, gearshift displacement, shift time and gearshift number of times to no-clutch two in shift process
Real-time monitoring, be that the accurate control of shift process lays the foundation, the durability of gearshift can also be entered based on this stand
Row test.Efficiently solve the dismounting inconvenience faced when testing electric gear shifting mechanism performance on gearbox, test into
The problems such as this height and difficult sensor arrangement.
As shown in Figure 1, Figure 2 and Figure 3, TCU decision-makings brushless direct-current shift motor rotating speed, brushless direct-current shift motor is according to system
Fixed control strategy turns over certain angle, and it drives reducer input shaft to rotate, and reducer input shaft drives by decelerator to be subtracted
Fast device output shaft rotation, reducer output shaft drives shifting block to rotate, and higher pair is contacted between shifting block and shifting block, by shift fork axle and shifting block
The limitation of the only one of which free degree, shifting block is converted into shifting block and the linear motion of shift fork axle.The displacement of shift fork axle is passed through
The collection of displacement transducer is separately input into TCU and data acquisition unit.
As shown in Figure 1, Figure 2 and Figure 3, when brushless direct-current shift motor is operated, brushless direct-current shift motor output torque
Increase torsion through decelerator and be transferred to shifting block, shifting block promotes shifting block motion, and shifting block drives shift fork axle motion.Meanwhile, buffer is to shift fork
The motion of axle produces the resistance of motion.Pull pressure sensor position is coaxial with shift fork axle, and positioned between buffer and shift fork axle, dials
Block is with the gear shifting force in shift fork axle through pull pressure sensor collection input to data acquisition unit.
As shown in Figure 1, Figure 2 and Figure 3, when shift fork axle is moved once, the gearshift of proximity switch record once, and inputs counting
Device, accumulative gearshift number of times is shown on the display screen of counter.
As shown in figure 4, TCU, displacement transducer, brushless direct-current shift motor and electric gear shifting mechanism together constitute gearshift
Closed-loop control system.Displacement transducer detects selector fork displacement and gear shifting force in real time with pull pressure sensor.
A kind of gear mechanical automatic gearbox electric gear shifting mechanism gearshift performance test stand of no-clutch two of the present invention
Realize to the gear mechanical automatic gearbox electric gear shifting mechanism gearshift of no-clutch two performance (mainly comprising shift time, change
Keep off power, gearshift displacement and gearshift number of times) test, breach the limitation of existing method of testing, can for entirely electronic gearshift machine
Structure provides more effective test datas.The present invention can realize effective checking for brushless direct-current shift motor performance, and
And can realize that gearshift stroke is adjustable by the position adjustment of spacing anchor ear, different gearbox difference gearshift strokes can be met
Testing requirement, has effectively heightened the scope of application of whole testboard bay.And, can be to gearshift machine by monitoring gearshift number of times
The durability of structure is effectively tested.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, various equivalent modifications can be readily occurred in or replaced
Change, these modifications or substitutions should be all included within the scope of the present invention.Therefore, protection scope of the present invention should be with right
It is required that protection domain be defined.
Claims (9)
1. a kind of gear of no-clutch two mechanical automatic gearbox gearshift performance testing device, it is characterised in that including stand master
Body and the buffer (11) being separately mounted in stand main body, spacing anchor ear (13), linear bearing (22), motor (23), subtract
Fast device (27), shift fork axle (28), shifting block (29), gear shifting pulling head (30) and sensor, described shift fork axle (28) pass through linear axis
Hold (22) to be connected with buffer (11) afterwards, described motor (23) is connected by decelerator (27) with gear shifting pulling head (30), described
Gear shifting pulling head (30) be connected by shifting block (29) with shift fork axle (28), described sensor is connected with shift fork axle (28), is used for
The data acquisition of gear shifting force and number of times of shifting gears in gearshift displacement, gear shifting pulling head.
2. the gear of a kind of no-clutch two mechanical automatic gearbox gearshift performance testing device according to claim 1, its
It is characterised by, described sensor includes linear displacement transducer (15), the linear displacement transducer (15) and shift fork axle (28)
Between be rigidly connected by connecting plate, realize for shift gears displacement monitoring.
3. the gear of a kind of no-clutch two mechanical automatic gearbox gearshift performance testing device according to claim 1, its
Be characterised by, described sensor includes pull pressure sensor (20), the pull pressure sensor (20) be located at buffer (11) with
Between shift fork axle (28), the real-time monitoring to gear shifting force on gear shifting pulling head is realized.
4. the gear of a kind of no-clutch two mechanical automatic gearbox gearshift performance testing device according to claim 1, its
It is characterised by, described sensor includes sensor for countering (9), the sensor for countering (9) is arranged in sensor base (9),
Realize the record for number of times of shifting gears.
5. the gear of a kind of no-clutch two mechanical automatic gearbox gearshift performance testing device according to claim 3, its
It is characterised by, described shift fork axle (28) two ends are provided with spacing anchor ear (13), the spacing anchor ear (13) is located at linear bearing (22)
Between pull pressure sensor (20), and position is adjustable, and gearshift stroke is limited by limiting the axial displacement of shift fork axle.
6. the gear of a kind of no-clutch two mechanical automatic gearbox gearshift performance testing device according to claim 1, its
It is characterised by, to be rigidly connected between described shift fork axle (28) and shifting block (29), described shift fork axle (28) is straight by two
Bobbin holds (22), realizes the constraint of two displacement of the lines free degree and two angular displacement frees degree, and described shifting block (29) passes through
Shifting block base (16), realizes the constraint to shift fork axle (28) and the overall 3rd angular displacement free degree of shifting block (29), so as to realize
Shifting block and the shift fork axle only one of which displacement of the lines free degree.
7. the gear of a kind of no-clutch two mechanical automatic gearbox gearshift performance testing device according to claim 1, its
Be characterised by, described stand main body include main body rack (2), maintenance door, buffer pedestal (19), sensor base (10),
Linear bearing pedestal (14), decelerator installing plate (21), decelerator support column (18), motor installation disc (24), motor support post
(25), shifting block base (16), connecting plate (17), protective cover (3), bottom plate (12) and rubber absorbers.
8. the gear of a kind of no-clutch two mechanical automatic gearbox gearshift performance testing device according to claim 7, its
It is characterised by, described maintenance door includes top access door (1) and positive maintenance door (6).
9. the gear of a kind of no-clutch two mechanical automatic gearbox gearshift performance testing device according to claim 1, its
It is characterised by, described device also includes the data acquisition unit being sequentially connected, counter display screen, two gear mechanical automatic speed changings
Case control unit and the computer for calculating, analyzing and processing and exporting for data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710473697.8A CN107084840A (en) | 2017-06-21 | 2017-06-21 | The gear mechanical automatic gearbox gearshift performance testing device of no-clutch two |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710473697.8A CN107084840A (en) | 2017-06-21 | 2017-06-21 | The gear mechanical automatic gearbox gearshift performance testing device of no-clutch two |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107084840A true CN107084840A (en) | 2017-08-22 |
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ID=59605978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710473697.8A Pending CN107084840A (en) | 2017-06-21 | 2017-06-21 | The gear mechanical automatic gearbox gearshift performance testing device of no-clutch two |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107084840A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109163088A (en) * | 2018-10-29 | 2019-01-08 | 宁波上中下自动变速器有限公司 | A kind of speed changer is electronic to select gear change system and automobile |
| CN110542554A (en) * | 2019-09-06 | 2019-12-06 | 南京越博电驱动系统有限公司 | durability test system and method for two-gear shifting actuating mechanism |
| CN111751106A (en) * | 2020-07-03 | 2020-10-09 | 中国重汽集团大同齿轮有限公司 | Gear shifting actuator testing device for AMT (automated mechanical transmission) |
| CN112557031A (en) * | 2020-11-04 | 2021-03-26 | 清华大学 | System and method for dynamically testing AMT gear shifting actuating mechanism of automatic mechanical transmission |
| CN112557028A (en) * | 2020-12-09 | 2021-03-26 | 江苏新能源汽车研究院有限公司 | Clutchless hybrid-driven gear shifting test bench and test method |
| CN112576736A (en) * | 2020-11-04 | 2021-03-30 | 北京理工大学 | Self-locking and interlocking simulation device of AMT dynamic test platform |
| CN113567110A (en) * | 2021-09-23 | 2021-10-29 | 盛瑞传动股份有限公司 | Transmission hydraulic valve plate testing device |
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| CN205745260U (en) * | 2016-05-16 | 2016-11-30 | 苏州绿控传动科技有限公司 | A kind of AMT automatic gear shift apparatus |
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| GB9814086D0 (en) * | 1997-06-30 | 1998-08-26 | Aisin Seiki | Speed change control system for synchromesh type transmission |
| JP2000055190A (en) * | 1998-08-04 | 2000-02-22 | Kanzaki Kokyukoki Mfg Co Ltd | Shift operating device for working vehicle |
| JP2002031229A (en) * | 2000-07-13 | 2002-01-31 | Hino Motors Ltd | Electric transmission |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109163088A (en) * | 2018-10-29 | 2019-01-08 | 宁波上中下自动变速器有限公司 | A kind of speed changer is electronic to select gear change system and automobile |
| CN110542554A (en) * | 2019-09-06 | 2019-12-06 | 南京越博电驱动系统有限公司 | durability test system and method for two-gear shifting actuating mechanism |
| CN111751106A (en) * | 2020-07-03 | 2020-10-09 | 中国重汽集团大同齿轮有限公司 | Gear shifting actuator testing device for AMT (automated mechanical transmission) |
| CN112557031A (en) * | 2020-11-04 | 2021-03-26 | 清华大学 | System and method for dynamically testing AMT gear shifting actuating mechanism of automatic mechanical transmission |
| CN112576736A (en) * | 2020-11-04 | 2021-03-30 | 北京理工大学 | Self-locking and interlocking simulation device of AMT dynamic test platform |
| CN112557028A (en) * | 2020-12-09 | 2021-03-26 | 江苏新能源汽车研究院有限公司 | Clutchless hybrid-driven gear shifting test bench and test method |
| CN113567110A (en) * | 2021-09-23 | 2021-10-29 | 盛瑞传动股份有限公司 | Transmission hydraulic valve plate testing device |
| CN113567110B (en) * | 2021-09-23 | 2021-12-31 | 盛瑞传动股份有限公司 | Transmission hydraulic valve plate testing device |
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