CN205538211U - Forerunner automobile machinery gearbox transmission error test bench - Google Patents
Forerunner automobile machinery gearbox transmission error test bench Download PDFInfo
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- CN205538211U CN205538211U CN201620319455.4U CN201620319455U CN205538211U CN 205538211 U CN205538211 U CN 205538211U CN 201620319455 U CN201620319455 U CN 201620319455U CN 205538211 U CN205538211 U CN 205538211U
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Abstract
The utility model relates to a forerunner automobile machinery gearbox transmission error test bench and comprehensive test method belong to the motor transmission testing technique field. Which comprises a driving motor, input shaft resilient coupling, input shaft driving error comprehensive testing device, the synchronous universal joint of input shaft ball cage, gearbox input integral key shaft, certain type gearbox, export a resilient coupling, export a through -drive error comprehensive testing device, circle -arc tooth synchronous belt drive input shaft resilient coupling, circle -arc tooth synchronous belt drive device, circle -arc tooth synchronous belt drive output shaft resilient coupling, load motor one, export the synchronous universal joint of two ball cages, export two through -drive error comprehensive testing devices, export two resilient coupling, load motor two. The advantage is: novel structure, load motor no. 1 biasing reduces area, but the static state of simultaneous measurement gearbox, developments transmission error, the commonality is strong.
Description
Technical field
This utility model relates to automobile gearbox experimental technique field, is specifically related to a kind of automobile gearbox driving error inspection
Survey testing stand and method of testing.
Background technology
Forerunner's automobile refers to that, by the automobile of front-wheel drive, forerunner's automobile gearbox is generally made of one with drive axle, operation
Mechanism is simple, and engine radiating condition is good, and interior space is big, and current most medium and small cars all use this structure.
Change speed gear box is the critical component of car transmissions medium power conversion, and the performance of change speed gear box has been largely fixed car load
Performance.The driving error of change speed gear box is the key factor affecting change speed gear box performance, driving error be cause change speed gear box vibration,
The one of the main reasons of noise, it contains many contents such as dynamic property and the strength character of change speed gear box, by change
The research of speed case driving error, can the trace to the source structure of change speed gear box, manufacturing defect, thus manufacturing and designing for change speed gear box
Provide conductive suggestion.
Static driving error research for single gear transmission the most both at home and abroad achieves certain achievement.Multi-stage gear
Drive system is numerous due to composition parts, and structure is complex, to its static driving error, motion transmission error
Research not yet makes a breakthrough.Automobile mechanical gear shifting box is as by power transmission shaft, gear, bearing, housing, lock unit etc. zero
The baroque multi-stage gear driving system of parts composition, the research of its driving error is in the starting stage, real
The now research to automobile mechanical gear shifting box driving error needs the special Detecting data that Measure Precision is high, reliability is high.
Existing change speed gear box testing stand primarily focuses on the transmission efficiency to change speed gear box, dynamic rate, vibration noise, tired
The detection of the performances such as labor life-span, there is the shortcomings such as rotating speed moment of torsion Measure Precision is low, power consumption is big in this kind of testing stand；Meanwhile,
Existing forerunner's one driving motor of the many employings of automobile gearbox testing stand, two loading motors add " h " of gear-box
Type layout power scheme, drives motor to be positioned at change speed gear box side with a wherein loading motor, another loading motor position
In change speed gear box opposite side, program floor space is big, and the initial stage puts into height.
Chinese invention patent publication number CN103698124A discloses a kind of method of prototype gear driving error, this
The bright angular velocity only with angular encoder prototype gear, solves driving error.The shortcoming of the method is the transmission of gained
Error contacts with loaded not the setting up of gear, it is impossible to explain gear train assembly stand under load deformation mechanism, real for improving
Border application middle gear transmission accuracy produces little effect.
Chinese invention patent publication number 201210340281.6 discloses a kind of fatigue test stand for gearbox of passenger vehicle, adopts
With a driving motor, two load motors and the power scheme of gear-box, main test object is forerunner's automobile variable speed
Case, this testing stand does not uses rotating speed torque detecting apparatus, and the overall Measure Precision of testing stand is low；It is traditional that it uses
" h " type placement scheme, floor space is big；Use between output shaft of gear-box and load motor, use gear-box dress
Put, introduce extra vibration factor, reduce transmission efficiency.
Chinese invention patent publication number CN200410019970.2 discloses a kind of automobile gear box loading check test bench,
Using electrical-closed load scheme, use direct current generator to load as change speed gear box, shortcoming is structural load, safeguards inconvenience；
Use reductor, owing to reductor manufactures the existence of rigging error, reduce the measuring accuracy that testing stand is overall, simultaneously
Introduce vibration source；Its integrated rotating speed used, torque measurement function sensor rotation speed certainty of measurement relatively low.
Summary of the invention
This utility model provides a kind of forerunner's automobile mechanical gear shifting box Transmission Error Measuring testing stand, to solve existing speed change
The problem that floor space is big, transmission efficiency is low, certainty of measurement is relatively low that case testing stand exists.
This utility model adopts the technical scheme that: equipped with air spring support means under T-slot mounting platform, exchange
Motor slide unit base, change speed gear box special fixture is driven to be separately mounted to above T-slot mounting platform, AC driven motor
Being arranged on AC driven motor slide unit base, the described output shaft driving motor is comprehensively examined with power shaft driving error
Surveying device to be connected by yielding coupling, power shaft driving error comprehensive detection device passes through with change speed gear box input splined shaft
Synchro-nizing universal coupling with ball and sacker connects, by change speed gear box special fixture by the clamping of tested forerunner's automobile gearbox location,
This forerunner's automobile gearbox has two output axle shafts, wherein exports an axle and output one through-drive error synthesis detection device
Connect by exporting an axle yielding coupling, export a through-drive error synthesis detection device and passed by arc tooth synchronous belt
Driven input shaft yielding coupling is connected with arc tooth synchronous belt transmission input shaft, and arc tooth synchronous belt actuating device is defeated
Shaft is connected with loading motor one by arc tooth synchronous belt transmission output shaft yielding coupling；Export two axles and output two
Through-drive error synthesis detection device connects by exporting two axle synchro-nizing universal coupling with ball and sackers, exports two through-drive by mistake
Difference comprehensive detection device is connected by exporting two axle yielding couplings with loading motor two.
The structure of described input driving error comprehensive detection device is that the bearing in bearing block is arranged on output flange
On shaft neck, input torque sensor is connected with output flange axle by bolt, and input torque sensor passes through spiral shell
Bolt is connected with input flange axle, and input angular encoder inner ring is arranged on input flange shaft flange dish, outer ring is passed through
Being bolted on angular encoder support, single-axis acceleration sensors one, single-axis acceleration sensors two are in 180 degree
Being respectively arranged on input flange shaft flange dish, described bearing block, input torque sensor, angular encoder prop up
Frame is arranged on firm banking by bolt.
Described single-axis acceleration sensors one and the tangent line that sensitive direction is power transmission shaft of single-axis acceleration sensors two
Direction.
Described loading motor one, loading motor two, AC driven motor are in " m " type layout.
Described output one through-drive error synthesis detection device, export two through-drive error synthesis detection devices respectively with
Described power shaft Transmission Error Measuring apparatus structure is identical.
This utility model, under conditions of simulation change speed gear box actual condition, tests the rotating speed that change speed gear box gives in test specification
Under the driving error of each gear, by the analysis to driving error, the structure of change speed gear box of tracing to the source, manufacturing defect, thus
Conductive suggestion is given for manufacturing and designing of change speed gear box；For accurately measuring the driving error of change speed gear box, a kind of transmission is proposed
Error synthesis detection device, this device integrated torque sensor, angular encoder, single-axis acceleration sensors, it is achieved
Static, the measurement of motion transmission error to change speed gear box.
The beneficial effects of the utility model are:
1, this utility model uses " m " type distribution form, compares linear type layout and can shorten testing stand length and reach 35%
Above, compact conformation, reduce floor space, make full use of lab space, reduce cost.
2, this utility model is by integrated High-precision angle encoder, torque sensor, single-axis acceleration sensors,
A testing stand realizes the static state to change speed gear box, the measurement of dynamic transmission error, has reached the purpose of a tractor serves several purposes.
3, this utility model drives motor base to use slipway mechanism, facilitates the installation of tested change speed gear box, it is achieved to not
The test of the change speed gear box of same model.
4, this utility model can simulate the actual condition of change speed gear box, the highest input speed of change speed gear box up to 3200rpm,
Maximum drive torque reaches 250Nm, substantially conforms to the actual condition of change speed gear box；Load motor peak torque 1700Nm, can
It is directly connected to output shaft of gear-box, it is not necessary to raising speed case, reduces interference factor, improve measuring accuracy.
5, this utility model uses synchro-nizing universal coupling with ball and sacker to connect transmission input shaft and output shaft, reduce by
The power transmission shaft additional load that coaxiality error causes, improves fatigue life and the testing stand transmission efficiency of power transmission shaft；Meanwhile,
The change speed gear box that employing synchro-nizing universal coupling with ball and sacker is suitable for different model is tested, improves the versatility of testing stand.
6, this utility model uses arc tooth synchronous belt to be in transmission connection drive end and transmission input shaft, load end and change
Speed case exports two axles, it is possible to transmitting power with accurate gear ratio, V belt translation has the feature of buffering shock-absorbing simultaneously,
Testing stand vibration can be reduced；In the V belt translation used, belt wheel is supported by two side shaft holders, by yielding coupling with
Loading motor connects, and the radial load of loading motor axle can be obviously reduced.
7, this utility model uses air spring to support testing stand, can effectively inhibition test platform vibration amplitude, isolation punching
Hit, improve testing stand natural frequency, it is to avoid owing to the vibration of change speed gear box with motor produces resonance.
8, this utility model uses common DC bus technology, it is achieved the recycling of testing stand electric energy, energy utilization rate
Height, reduces later stage operating cost；Simultaneously as the electric energy of loading motor feedback is not directly incorporated into AC network, can keep away
Exempt from AC network is caused electrically pollution.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is this utility model transmission input shaft driving error comprehensive detection device；
The A-A sectional view of Fig. 4 Fig. 3；
Fig. 5 is the structural representation of this utility model AC driven motor slide unit base；
Wherein, 1 for driving motor, and 2 is power shaft yielding coupling, and 3 is power shaft driving error comprehensive detection device,
4 is power shaft synchro-nizing universal coupling with ball and sacker, and 5 is change speed gear box special fixture, and 6 is change speed gear box input splined shaft, 7
For certain type change speed gear box, 8 is output one axle yielding coupling, and 9 is output one through-drive error synthesis detection device, 10
For arc tooth synchronous belt transmission input shaft yielding coupling, 11 is arc tooth synchronous belt actuating device, and 12 is circle-arc tooth
Toothed belt transmission output shaft yielding coupling, 13 is loading motor one, and 14 is output two axle ball cage type synchronous universal connection
Axial organ, 15 is output two through-drive error synthesis detection device, and 16 is output two axle yielding couplings, and 17 for loading
Motor two, 18 is air spring support means, and 19 is T-slot mounting platform, and 20 is at the bottom of AC driven motor slide unit
Seat, 2001 is handwheel, and 2002 is screw pair, and 2003 is that triangular guide is secondary, and 2004 is rectangular rail pair,
2005 for driving motor movement base, and 2006 is clamp system, and 2007 is slide unit firm banking, and 301 for transmission by mistake
Difference comprehensive detection device output flange axle, 302 is bearing block, and 303 is torque sensor, and 304 is that unidirectional acceleration passes
Sensor one, 305 is unidirectional acceleration transducer two, and 306 is driving error comprehensive detection device base, and 307 is angle
Encoder support, 308 is angular encoder, and 309 is driving error comprehensive detection device input flange axle.
Detailed description of the invention
T-slot mounting platform passes through lower margin equipped with air spring support means 18, air spring support means 18 19 times
Bolt is connected fixing with ground；AC driven motor slide unit base 20, change speed gear box special fixture 5 are separately mounted to T
Above type groove mounting platform 19, AC driven motor 1 is arranged on AC driven motor slide unit base 20, described
The output shaft driving motor 1 is connected by yielding coupling 2 with power shaft driving error comprehensive detection device 3, input
Through-drive error synthesis detection device 3 is connected by synchro-nizing universal coupling with ball and sacker 4 with change speed gear box input splined shaft 6,
By change speed gear box special fixture 5, tested forerunner's automobile gearbox 7 being positioned clamping, this forerunner's automobile gearbox has two
Output axle shaft, wherein exports an axle with output one through-drive error synthesis detection device 9 by exporting an axle elasticity shaft coupling
Device 8 connects, and exports a through-drive error synthesis detection device 9 by arc tooth synchronous belt transmission input shaft elasticity shaft coupling
Device 10 is connected with arc tooth synchronous belt actuating device 11 power shaft, and arc tooth synchronous belt actuating device 11 output shaft leads to
Cross arc tooth synchronous belt transmission output shaft yielding coupling 12 to be connected with loading motor 1；Export two axles and output two
Through-drive error synthesis detection device 15 connects by exporting two axle synchro-nizing universal coupling with ball and sackers 14, exports two axles
Driving error comprehensive detection device 15 is connected by exporting two axle yielding couplings 16 with loading motor 2 17；
The structure of described input driving error comprehensive detection device 3 is that the bearing in bearing block 302 is arranged on defeated
Going out on flange shaft 301 axle journal, input torque sensor 303 is connected with output flange axle 301 by bolt, input
End torque sensor 303 is connected with input flange axle 309 by bolt, and input angular encoder 308 inner ring is installed
On input flange axle 309 ring flange, outer ring be bolted on angular encoder support 307, single shaft accelerate
Degree sensor 1, single-axis acceleration sensors 2 305 are respectively arranged in input flange axle 309 flange in 180 degree
On dish, described bearing block 302, input torque sensor 303, angular encoder support 307 are pacified by bolt
It is contained on firm banking 306.
Described single-axis acceleration sensors one and the tangent line that sensitive direction is power transmission shaft of single-axis acceleration sensors two
Direction.
Described loading motor 1, loading motor 2 17, AC driven motor 1 are in " m " type layout.
Described output one through-drive error synthesis detects device 9, exports two through-drive error synthesis detection devices 15
Identical with described power shaft Transmission Error Measuring device 3 structure respectively, parameter is adjusted as required.
Described AC driven motor slide unit base 20 by drive motor movement base 2005, slide unit firm banking 2007,
Triangular guide pair 2004, rectangular rail pair 2003, screw pair 2002, handwheel 2001, clamp system 2006
Composition.
Operation principle is as follows:
Motor is driven to be synchronized by power shaft yielding coupling one, power shaft driving error comprehensive detection device, ball cage type
Power is input to change speed gear box by Hooks coupling universal coupling, change speed gear box input splined shaft, and change speed gear box exports an axle by exporting an axle
Yielding coupling, export one through-drive error synthesis detection device, arc tooth synchronous belt transmission input shaft yielding coupling,
Arc tooth synchronous belt actuating device, arc tooth synchronous belt transmission output shaft yielding coupling are connected with loading motor one；Become
Speed case exports two axles and passes through synchro-nizing universal coupling with ball and sacker, exports two through-drive error synthesis detection devices, output two
Axle yielding coupling is connected with loading motor two.Motor is driven to be operated in rotating speed control mode, loading motor one, loading
Motor two is operated in torque control mode.The power shaft of change speed gear box with output one axle, export the rotating speed of two axles, torque,
Tangential acceleration signal respectively by power shaft, export an axle, export two through-drive error synthesis detection devices detection.
Claims (5)
1. forerunner's automobile mechanical gear shifting box Transmission Error Measuring testing stand, it is characterised in that T-slot mounting platform
Under equipped with air spring support means, AC driven motor slide unit base, change speed gear box special fixture are separately mounted to T-shaped
Above groove mounting platform, AC driven motor is arranged on AC driven motor slide unit base, described driving motor
Output shaft is connected by yielding coupling with power shaft driving error comprehensive detection device, and power shaft driving error is comprehensively examined
Survey device to be connected by synchro-nizing universal coupling with ball and sacker with change speed gear box input splined shaft, will by change speed gear box special fixture
Tested forerunner's automobile gearbox location clamping, this forerunner's automobile gearbox has two output axle shafts, wherein export an axle with
Export a through-drive error synthesis detection device to connect by exporting an axle yielding coupling, export a through-drive error and combine
Close detection device to be inputted with arc tooth synchronous belt actuating device by arc tooth synchronous belt transmission input shaft yielding coupling
Axle connects, and arc tooth synchronous belt transmission output shaft passes through arc tooth synchronous belt transmission output shaft yielding coupling and adds
Carry motor one to connect；Export two axles Tong Bu by exporting two axle ball cage types with output two through-drive error synthesis detection device
Hooks coupling universal coupling connects, and exports two through-drive error synthesis detection devices and joins by exporting two axle elasticity with loading motor two
Axial organ connects.
Forerunner's automobile mechanical gear shifting box Transmission Error Measuring testing stand the most according to claim 1, its feature exists
In, the structure of described input driving error comprehensive detection device is that the bearing in bearing block is arranged on output flange
On shaft neck, input torque sensor is connected with output flange axle by bolt, and input torque sensor passes through spiral shell
Bolt is connected with input flange axle, and input angular encoder inner ring is arranged on input flange shaft flange dish, outer ring is passed through
Being bolted on angular encoder support, single-axis acceleration sensors one, single-axis acceleration sensors two are in 180 degree
Being respectively arranged on input flange shaft flange dish, described bearing block, input torque sensor, angular encoder prop up
Frame is arranged on firm banking by bolt.
Forerunner's automobile mechanical gear shifting box Transmission Error Measuring testing stand the most according to claim 2, its feature exists
In, described single-axis acceleration sensors one and the tangent line side that sensitive direction is power transmission shaft of single-axis acceleration sensors two
To.
Forerunner's automobile mechanical gear shifting box Transmission Error Measuring testing stand the most according to claim 1, its feature exists
In, described loading motor one, loading motor two, AC driven motor are in " m " type layout.
Forerunner's automobile mechanical gear shifting box Transmission Error Measuring testing stand the most according to claim 1, its feature exists
In, described output one through-drive error synthesis detection device, export two through-drive error synthesis detection devices respectively with
Described power shaft Transmission Error Measuring apparatus structure is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620319455.4U CN205538211U (en) | 2016-04-17 | 2016-04-17 | Forerunner automobile machinery gearbox transmission error test bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620319455.4U CN205538211U (en) | 2016-04-17 | 2016-04-17 | Forerunner automobile machinery gearbox transmission error test bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205538211U true CN205538211U (en) | 2016-08-31 |
Family
ID=56793076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620319455.4U Expired - Fee Related CN205538211U (en) | 2016-04-17 | 2016-04-17 | Forerunner automobile machinery gearbox transmission error test bench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205538211U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105699077A (en) * | 2016-04-17 | 2016-06-22 | 吉林大学 | Testing stand for testing transmission error of mechanical gearbox of front drive automobile and comprehensive testing method |
| CN107202657A (en) * | 2017-07-07 | 2017-09-26 | 南京越博动力系统股份有限公司 | A kind of testboard for new-energy automobile gearbox efficiency test |
| CN113702032A (en) * | 2021-09-02 | 2021-11-26 | 长春一东离合器股份有限公司苏州研发中心 | AMT clutch actuator execution efficiency detection device and method |
-
2016
- 2016-04-17 CN CN201620319455.4U patent/CN205538211U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105699077A (en) * | 2016-04-17 | 2016-06-22 | 吉林大学 | Testing stand for testing transmission error of mechanical gearbox of front drive automobile and comprehensive testing method |
| CN105699077B (en) * | 2016-04-17 | 2018-03-06 | 吉林大学 | Forerunner's automobile mechanical gear shifting box Transmission Error Measuring testing stand and integrated test facility |
| CN107202657A (en) * | 2017-07-07 | 2017-09-26 | 南京越博动力系统股份有限公司 | A kind of testboard for new-energy automobile gearbox efficiency test |
| CN113702032A (en) * | 2021-09-02 | 2021-11-26 | 长春一东离合器股份有限公司苏州研发中心 | AMT clutch actuator execution efficiency detection device and method |
| CN113702032B (en) * | 2021-09-02 | 2024-02-27 | 长春一东离合器股份有限公司苏州研发中心 | AMT clutch actuator execution efficiency detection device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20180417 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |