CN106500986B - A kind of load Detection ＆ Controling method applied to heavy truck gearbox load test rack - Google Patents
A kind of load Detection ＆ Controling method applied to heavy truck gearbox load test rack Download PDFInfo
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- CN106500986B CN106500986B CN201610917596.0A CN201610917596A CN106500986B CN 106500986 B CN106500986 B CN 106500986B CN 201610917596 A CN201610917596 A CN 201610917596A CN 106500986 B CN106500986 B CN 106500986B
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- motor
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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
- G01M13/025—Test-benches with rotational drive means and loading means; Load or drive simulation
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- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The present invention discloses a kind of load Detection ＆ Controling method applied to heavy truck gearbox load test rack, and this method is divided into docking, load test, shift process, is realized by following hardware systems：Driving motor, gearbox to be measured, load motor, load motor docking facilities, driving motor docking facilities, detecting system, control system and driving motor clutch.After gearbox to be measured enters station to be measured, gearbox to be measured is docked using driving motor, load motor, during load test, two one, motors carry out rotating speed and control a progress moment of torsion control, and detecting system completes the detection to gearbox to be measured in the process.In shift process, motor transforms to shift rotating speed, and driving motor clutch disconnects, and the rotating speed of torque control motors before is controlled and is converted to corresponding shift rotating speed, shifting system completes shift at this time.This method can make detection data more accurate, detection efficiency higher, be more advantageous to and analyze gearbox property indices.
Description
Technical field
The present invention relates to a kind of detection control methods of heavy truck gearbox load test rack, are a kind of specifically
Applied to the load Detection ＆ Controling method of heavy truck gearbox load test rack, as two motors of driving and load difference
Using rotating speed control and moment of torsion control.
Background technology
Currently, heavy truck gearbox load test rack researches and develops less, and such large-scale experiment rack power consumption at home
Huge, common load Detection ＆ Controling method can not also accomplish full-automatic and real-time control effect.In order to meet reality
The needs of border control, now provide a kind of method.
Invention content
The purpose of the invention is to give heavy truck gearbox load test rack to provide a kind of energy saving, efficient load detection
Control method is utilized respectively the load Detection ＆ Controling method of rotating speed control and moment of torsion control using two motors, arbitrary to load
Necessarily there is the rotary speed direction of a motor with torque direction on the contrary, this motor can be used as generator is generated electricity and supplied under mode
It is used to rack, test energy consumption can be significantly reduced, and can realize full-automatic and real-time control.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of load Detection ＆ Controling method applied to heavy truck gearbox load test rack, the load Detection ＆ Controling
Method is divided into three docking, load test, shift processes, and is realized by following hardware systems：Driving motor, gearbox to be measured,
Load motor, load motor docking facilities, driving motor docking facilities, detecting system, control system and driving motor clutch；
Specifically, in docking operation：After the gearbox to be measured enters station to be measured, driving is given respectively by control system
Motor sends signal enabling motor with load motor；The driving motor, which starts, drives driving motor docking facilities and speed change to be measured
Case docks, and the load motor, which starts, drives load motor docking facilities to be docked with gearbox to be measured；
During load test：The control system sends torque control signal to above-mentioned any one motor, simultaneously
Corresponding speed controling signal is sent to above-mentioned another motor, then obtains the motor output torque of torque control signal, and
It is constant that rotating speed is then maintained at current rotating speed by the motor of acquisition speed controling signal；When the torque of torque output motor output reaches
When given torque, torque output motor then keeps torque output constant, and control system then sends speed controling signal to turning at this time
Speed control motor makes it that rotating speed is gradually transformed to given rotating speed；
In shift process：By the control system to rotating speed control motor send control signal make its transformation of speed to
Shift rotating speed, then sending signal to driving motor clutch by control system makes its disconnection, disconnects simultaneously, control system
Sending speed controling signal to torque control motors makes it transform to corresponding shift rotating speed；When driving motor clutch disconnects, control
System processed sends signal to shifting system makes it start to shift gears, and shift terminates and two motors reach respectively shift rotating speed
Afterwards, control system sends signal to driving motor clutch makes its closure, shift process terminate.
In docking operation, mated condition is detected by the detecting system in real time, if mistake, detecting system occurs in docking
Corresponding signal is sent to control system, control system is reappeared transmission docking signal two motors of control and docked again；If docking
After success, control system sends control signal makes its shutdown to driving motor and load motor respectively, so far entire docking operation
It completes.
During load test, the detecting system completes the detection to gearbox performance to be measured.
After shift process, control system gives any one motor to send torque control signal again, while to another
One motor sends speed controling signal, then repeats the load test process.
The load Detection ＆ Controling method carries out closed-loop control, and whether the detecting system monitors each element in real time normal
Work, and signal real-time delivery is carried out into Correction and Control signal to the control system.
The present invention has the following advantages：
1, this method takes the load strategy for first becoming torque back rotating speed, and variable is single always, can make detection data more
It is accurate to add, and detection efficiency higher is more advantageous to and analyzes gearbox property indices.
2, this method is conducive to gearbox and is steadily shifted gears by the strategy of two motor linkages, and protection transmission internal is each
Mechanical organ.
3, moment of torsion control and the strategy of rotating speed control, which is respectively adopted, in two motors can be such that whole system has in real time controllably
Property makes any stage of whole process can the instruction that sends out of efficient, stable, quick executive control system.
4, this method takes the strategy of two motor linkages, two motors that can make using the mode of connection of common DC bus
It obtains entire hardware and executes system as an energy circuit, the electric energy obtained from the external world can greatly be saved.
Description of the drawings
In order to facilitate the understanding of those skilled in the art, the present invention will be further described below with reference to the drawings.
Fig. 1 is the system module schematic diagram of the present invention；
Fig. 2 is docking operation control and the detecting system block diagram of the present invention；
Fig. 3 is control of the present invention in load test and shift process and detecting system block diagram；
In figure：Rack -1, driving motor -2, gearbox -3 to be measured, load motor -4, load motor docking facilities -5 are driven
Dynamic motor docking facilities -6, detecting system -7, control system -8, driving motor clutch -9；
Cross wire in above system attached drawing does not represent two lines and is connected.
Specific implementation mode
Technical scheme of the present invention is clearly and completely described below in conjunction with embodiment, it is clear that described reality
It is only a part of the embodiment of the present invention to apply example, instead of all the embodiments.Based on the embodiments of the present invention, this field is general
All other embodiment that logical technical staff is obtained without creative efforts belongs to what the present invention protected
Range.
A kind of load Detection ＆ Controling method applied to heavy truck gearbox load test rack
Referring to Fig. 1, this load Detection ＆ Controling method is realized by following hardware systems：Rack 1, driving motor 2, change to be measured
Fast case 3, load motor 4, load motor docking facilities 5, driving motor docking facilities 6, detecting system 7, control system 8, driving
Electric motor clutch 9；
It is entire to add after gearbox 3 to be measured enters station to be measured in this load Detection ＆ Controling method specific implementation step
It carries Detection ＆ Controling method and is divided into three docking, load test, shift processes；
After gearbox 3 to be measured enters station to be measured, in docking operation, driving electricity is given respectively by control system 8 first
Machine 2 sends signal enabling motor with load motor 4；Driving motor 2 drives driving motor docking facilities 6 and speed change to be measured after starting
Case 3 slowly docks；Load motor 4 drives load motor docking facilities 5 slowly to be docked with gearbox 3 to be measured after starting；To taking over
Cheng Zhong detects mated condition in real time by detecting system 7, if mistake occurs in docking, corresponding signal is sent to control by detecting system 7
System 8 processed, control system 8 are reappeared transmission docking signal two motors of control and are docked again；After docking successfully, control system 8 is sent out
Control signal is sent to make its shutdown to driving motor 2 and load motor 4 respectively, so far entire docking operation is completed, referring to Fig. 2；
Referring to Fig. 3, during load test, control system 8 sends torque control signal to any one motor, simultaneously
Corresponding speed controling signal is sent to another motor；Then, the motor output torque of torque control signal is obtained, and is obtained
It is constant that rotating speed is then maintained at current rotating speed by the motor of speed controling signal；When the torque of torque output motor output reaches given
When torque, torque output motor then keeps torque output constant, and control system 8 then sends speed controling signal and gives rotating speed control at this time
Motor processed makes it that rotating speed is gradually transformed to given rotating speed；During again, detecting system 4 is completed every to gearbox 3 to be measured
The detection of performance；
In shift process, control system 8 sends control signal to rotating speed control motor first makes its transformation of speed to changing
Keep off rotating speed, then control system 8 to driving motor clutch 9 send signal makes its disconnection, disconnect simultaneously, control system 8 to
Torque control motors, which send speed controling signal, makes it transform to corresponding shift rotating speed；When driving motor clutch 9 disconnects, control
System 8 to shifting system send signal make it start to shift gears, shift terminate and two motors reach respectively shift rotating speed after,
Control system 8 sends signal to driving motor clutch 9 makes its closure.At this point, entire shift process terminates, shift process terminates
Afterwards, control system gives any one motor to send torque control signal again, while sending rotating speed control letter to another motor
Number.Then load test process recited above is just repeated.
This load Detection ＆ Controling method carries out closed-loop control, and detecting system 7 monitors the whether normal work of each element in real time
Make, and signal real-time delivery is carried out into Correction and Control signal to control system 8.
This load Detection ＆ Controling Method And Principle is：After entering station to be measured using gearbox to be measured, driving motor drives
Driving motor docking facilities are slowly docked with gearbox to be measured, and load motor drives load motor docking facilities and change to be measured
Fast case slowly docks, and then two motor stoppings wait for load test；During load test, two motors, one progress rotating speed control
One progress moment of torsion control of system, detecting system complete the detection to gearbox to be measured in the process.In shift process, motor becomes
Shift rotating speed is changed to, driving motor clutch disconnects, and the rotating speed of torque control motors before is controlled and is converted to corresponding
Shift rotating speed, at this time shifting system complete shift, shifting system complete shift after, driving motor clutch re-closes, so
Repeated load test process afterwards.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably explain the present invention
Principle and practical application, to enable skilled artisan to be best understood by and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (5)
1. a kind of load Detection ＆ Controling method applied to heavy truck gearbox load test rack, which is characterized in that the load
Detection ＆ Controling method is divided into three docking, load test, shift processes, and is realized by following hardware systems：Driving motor
(2), gearbox (3) to be measured, load motor (4), load motor docking facilities (5), driving motor docking facilities (6), detection system
System (7), control system (8) and driving motor clutch (9)；
Specifically, in docking operation：After the gearbox to be measured (3) enters station to be measured, is given and driven respectively by control system (8)
Dynamic motor (2) sends signal enabling motor with load motor (4)；The driving motor (2), which starts, drives driving motor to tipping
It sets (6) to dock with gearbox to be measured (3), the load motor (4), which starts, drives load motor docking facilities (5) and speed change to be measured
Case (3) docks；
During load test：The control system (8) sends torque control signal to above-mentioned any one motor, gives simultaneously
Above-mentioned another motor sends corresponding speed controling signal, then obtains the motor output torque of torque control signal, and obtains
The motor of speed controling signal that rotating speed is then maintained at current rotating speed is constant；When torque output motor output torque reach to
When determining torque, torque output motor then keep torque output it is constant, at this time control system (8) then send speed controling signal to turn
Speed control motor makes it that rotating speed is gradually transformed to given rotating speed；
In shift process：By the control system (8) to rotating speed control motor send control signal make its transformation of speed to
Shift rotating speed, then sending signal to driving motor clutch (9) by control system (8) makes its disconnection, disconnects simultaneously, control
System (8) processed sends speed controling signal to torque output motor makes it transform to corresponding shift rotating speed；Driving motor clutch
(9) when disconnecting, control system (8) sends signal to shifting system makes it start to shift gears, and shift terminates and two motors reach
To after respective shift rotating speed, control system (8) sends signal to driving motor clutch (9) makes its closure, shift process terminate.
2. a kind of load Detection ＆ Controling side applied to heavy truck gearbox load test rack according to claim 1
Method, which is characterized in that in docking operation, mated condition is detected by the detecting system (7) in real time, if mistake occurs in docking
Accidentally, corresponding signal is sent to control system (8) by detecting system (7), and control system (8) retransmits docking signal and controls two
Motor docks again；If after docking successfully, control system (8) sends control signal respectively to driving motor (2) and load motor
(4) make its shutdown, so far entire docking operation is completed.
3. a kind of load Detection ＆ Controling side applied to heavy truck gearbox load test rack according to claim 1
Method, which is characterized in that during load test, the detecting system (7) completes the detection to gearbox to be measured (3) performance.
4. a kind of load Detection ＆ Controling side applied to heavy truck gearbox load test rack according to claim 1
Method, which is characterized in that after shift process, control system (8) gives any one motor to send torque control signal again,
Speed controling signal is sent to another motor simultaneously, then repeats the load test process.
5. a kind of load Detection ＆ Controling side applied to heavy truck gearbox load test rack according to claim 1
Method, which is characterized in that the load Detection ＆ Controling method carries out closed-loop control, and the detecting system (7) monitors each member in real time
Whether part works normally, and signal real-time delivery is carried out Correction and Control signal to the control system (8).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610917596.0A CN106500986B (en) | 2016-10-20 | 2016-10-20 | A kind of load Detection ＆ Controling method applied to heavy truck gearbox load test rack |
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| CN201610917596.0A CN106500986B (en) | 2016-10-20 | 2016-10-20 | A kind of load Detection ＆ Controling method applied to heavy truck gearbox load test rack |
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| CN106500986A CN106500986A (en) | 2017-03-15 |
| CN106500986B true CN106500986B (en) | 2018-08-03 |
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| CN107121281A (en) * | 2017-05-31 | 2017-09-01 | 安徽国防科技职业学院 | Gearbox emulation test system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102004031A (en) * | 2010-10-12 | 2011-04-06 | 上海中科深江电动车辆有限公司 | Gear shift detection device and detection method for automated mechanical transmission for electric vehicle |
| CN105372064A (en) * | 2015-12-01 | 2016-03-02 | 泉州装备制造研究所 | Performance detection and analysis test stand of engineering machinery transmission assembly and test method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10162787B4 (en) * | 2001-12-20 | 2007-08-16 | Abb Patent Gmbh | Procedure for determining performance and dynamometer for a test object |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102004031A (en) * | 2010-10-12 | 2011-04-06 | 上海中科深江电动车辆有限公司 | Gear shift detection device and detection method for automated mechanical transmission for electric vehicle |
| CN105372064A (en) * | 2015-12-01 | 2016-03-02 | 泉州装备制造研究所 | Performance detection and analysis test stand of engineering machinery transmission assembly and test method thereof |
Non-Patent Citations (2)
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| SUV车自动变速器换挡规律的研究;刘军等;《拖拉机与农用运输车》;20080831;第35卷(第4期);全文 * |
| 汽车手动变速器试验台的研制;庞夺峰等;《山西交通科技》;20080831(第4期);全文 * |
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Effective date of registration: 20180605 Address after: 230000 F3 3, innovation industrial park, 2800 innovation Avenue, Hefei new high tech Zone, Anhui. Applicant after: Anhui Airlines Intelligent Technology Co., Ltd. Address before: 230000 innovation building 1203-1, 860 Wangjiang West Road, Hefei high tech Zone, Anhui Applicant before: Anhui rendezvous Intelligent Equipment Co., Ltd. |
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