CN107748068A - A kind of power transmission shaft vibration test system - Google Patents
A kind of power transmission shaft vibration test system Download PDFInfo
- Publication number
- CN107748068A CN107748068A CN201711175609.2A CN201711175609A CN107748068A CN 107748068 A CN107748068 A CN 107748068A CN 201711175609 A CN201711175609 A CN 201711175609A CN 107748068 A CN107748068 A CN 107748068A
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- CN
- China
- Prior art keywords
- transmission shaft
- power transmission
- speed probe
- vibration
- test system
- Prior art date
- 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
-
- 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
-
- 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
- G01M13/028—Acoustic or vibration analysis
-
- 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
- G01M13/04—Bearings
- G01M13/045—Acoustic or vibration analysis
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
The present invention relates to a kind of power transmission shaft vibration test system, it includes testboard, vibration isolation mounts, motor, input speed probe, vibration acceleration sensor, intermediate support, central siphon radial displacement transducer, output end speed probe, dynamometer machine and controller, wherein vibration isolation mounts and dynamometer machine are fixedly installed on testboard, and it is divided into testboard both sides, support is fixed between vibration isolation mounts and dynamometer machine, the top of vibration isolation mounts is fixed with motor, input speed probe is arranged at one end of motor, input speed probe, vibration acceleration sensor, central siphon radial displacement transducer, output end speed probe respectively connects on the controller.Power transmission shaft vibration test system of the present invention, abnormal sound power transmission shaft and non-abnormal sound power transmission shaft can be effectively screened, to realize to the quality control in terms of power transmission shaft NVH.
Description
Technical field
The present invention relates to power transmission shaft vibration test system.
Background technology
NVH performances are all one of the problem of auto vendor pays close attention to the most for a long time.With main noise in automobile and shake
Dynamic source has obtained preferable control.The parts noise or abnormal sound problem being blanked before some are gradually exposed.Wherein pass
In-car NVH problems are as one of focus of customer complaint caused by moving axis vibration.
The vibration of truck drive shaft has close associate with in-car abnormal sound.Effectively surveyed for power transmission shaft vibration characteristics
Examination.In-car abnormal sound, which is analyzed, and controlled has great significance.But there is presently no form more ripe transmission shaft vibration
Measuring technology.
The content of the invention
Solves above-mentioned technical problem for this, the present invention proposes a kind of power transmission shaft vibration test system.
A kind of power transmission shaft vibration test system of the present invention, it includes testboard, vibration isolation mounts, motor, input
Hold speed probe, vibration acceleration sensor, intermediate support, central siphon radial displacement transducer, output end speed probe, survey
Work(machine and controller, wherein vibration isolation mounts and dynamometer machine are fixedly installed on testboard, and are divided into testboard both sides, vibration isolation bottom
Support is fixed between seat and dynamometer machine, the top of vibration isolation mounts is fixed with motor, and input speed probe is set
It is placed in one end of motor, input speed probe, vibration acceleration sensor, central siphon radial displacement transducer, output
End speed probe respectively connects on the controller.
Preferably, the input speed probe, power transmission shaft exemplar, vibration acceleration sensor, central siphon radial displacement
Sensor, output end speed probe and controller are packaged in switch board.
Preferably, power module is provided with the switch board, the power module connects motor respectively, input turns
Fast sensor, vibration acceleration sensor, central siphon radial displacement transducer, output end speed probe, dynamometer machine and controller.
Preferably, the vibration acceleration sensor is TRLV-8 vibration acceleration sensors.
Power transmission shaft vibration test system of the present invention, abnormal sound power transmission shaft and non-abnormal sound power transmission shaft can be effectively screened, with
Realizing to the quality control in terms of power transmission shaft NVH, can also obtain the tutorial message of power transmission shaft abnormal sound reason, be the excellent of power transmission shaft
Change design, the offer reference of the processes such as production is provided.
Brief description of the drawings
Fig. 1 is the system structure diagram of embodiment 1.
1- vibration isolation mounts, 2- motors, 3- inputs speed probe, 4- power transmission shaft exemplars；5- vibration accelerations pass
Sensor, 6- intermediate supports, 7- central siphons radial displacement transducer, 8- output ends speed probe, 9- dynamometer machines, 10- controllers.
Embodiment
Embodiment 1.
A kind of power transmission shaft vibration test system of the present invention, it includes testboard, vibration isolation mounts 1, motor 2, defeated
Enter to hold speed probe 3, vibration acceleration sensor 5, intermediate support 6, central siphon radial displacement transducer 7, output end rotating speed to pass
Sensor 8, dynamometer machine 9 and controller 10, wherein vibration isolation mounts 1 and dynamometer machine 9 are fixedly installed on testboard, and are divided into test
Platform both sides, support is fixed between vibration isolation mounts 1 and dynamometer machine 9, the top of vibration isolation mounts 1 is fixed with motor 2, defeated
Enter to hold speed probe 3 to be arranged at one end of motor 2, input speed probe 3, vibration acceleration sensor 5, central siphon
Radial displacement transducer 7, output end speed probe 8 are respectively connected on controller 10.
The input speed probe 3, power transmission shaft exemplar 4, vibration acceleration sensor 5, central siphon radial displacement sensing
Device 7, output end speed probe 8 and controller 10 are packaged in switch board.
Power module is provided with the switch board, the power module connects motor 2, input revolution speed sensing respectively
Device 3, vibration acceleration sensor 5, central siphon radial displacement transducer 7, output end speed probe 8, dynamometer machine 9 and controller
10。
The vibration acceleration sensor 5 is TRLV-8 vibration acceleration sensors 5.
A kind of power transmission shaft vibration test system of the present invention, is carried out according to power transmission shaft actual condition in vehicle installment state
Installation, test-bed jig installation position and the height adjustable of intermediate support 6 are to ensure that the setting angle of power transmission shaft is installed with vehicle
Angle is identical.Coordinated by motor 2 and dynamometer machine 9, using input speed probe 3, vibration acceleration sensor 5,
Central siphon radial displacement transducer 7, output end speed probe 8 obtain test data, and then to being carried out more to transmission shaft vibration
It is comprehensive to assess.
Power transmission shaft vibration test system of the present invention, abnormal sound power transmission shaft and non-abnormal sound power transmission shaft can be effectively screened, with
Realizing to the quality control in terms of power transmission shaft NVH, can also obtain the tutorial message of power transmission shaft abnormal sound reason, be the excellent of power transmission shaft
Change design, the offer reference of the processes such as production is provided.
Claims (4)
1. a kind of power transmission shaft vibration test system, it is characterised in that turn including testboard, vibration isolation mounts, motor, input
Fast sensor, vibration acceleration sensor, intermediate support, central siphon radial displacement transducer, output end speed probe, dynamometer machine
And controller, wherein vibration isolation mounts and dynamometer machine are fixedly installed on testboard, and be divided into testboard both sides, vibration isolation mounts and
Support is fixed between dynamometer machine, the top of vibration isolation mounts is fixed with motor, and input speed probe is arranged at
One end of motor, input speed probe, vibration acceleration sensor, central siphon radial displacement transducer, output end turn
Fast sensor respectively connects on the controller.
2. a kind of power transmission shaft vibration test system as claimed in claim 1, it is characterised in that the input speed probe, pass
Moving axis exemplar, vibration acceleration sensor, central siphon radial displacement transducer, output end speed probe and controller are packaged in
In switch board.
3. a kind of power transmission shaft vibration test system as claimed in claim 1, it is characterised in that be provided with power supply mould in the switch board
Block, the power module connect motor, input speed probe, vibration acceleration sensor, central siphon radial direction position respectively
Displacement sensor, output end speed probe, dynamometer machine and controller.
4. a kind of power transmission shaft vibration test system as claimed in claim 1, it is characterised in that the vibration acceleration sensor is
TRLV-8 vibration acceleration sensors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711175609.2A CN107748068A (en) | 2017-11-22 | 2017-11-22 | A kind of power transmission shaft vibration test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711175609.2A CN107748068A (en) | 2017-11-22 | 2017-11-22 | A kind of power transmission shaft vibration test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107748068A true CN107748068A (en) | 2018-03-02 |
Family
ID=61251837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711175609.2A Withdrawn CN107748068A (en) | 2017-11-22 | 2017-11-22 | A kind of power transmission shaft vibration test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107748068A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111504238A (en) * | 2020-04-29 | 2020-08-07 | 河南柴油机重工有限责任公司 | Micro-amplitude displacement testing method and device for vibration isolation device in diesel engine running state |
| CN112067290A (en) * | 2020-08-28 | 2020-12-11 | 奇瑞新能源汽车股份有限公司 | New energy electric vehicle driving shaft vibration testing device, system and method |
| CN112683529A (en) * | 2020-12-04 | 2021-04-20 | 东风汽车股份有限公司 | Automobile transmission shaft bending endurance test device and method thereof |
| CN115113041A (en) * | 2022-05-25 | 2022-09-27 | 中国第一汽车股份有限公司 | Shafting vibration detection framework and control method of motor test system |
-
2017
- 2017-11-22 CN CN201711175609.2A patent/CN107748068A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111504238A (en) * | 2020-04-29 | 2020-08-07 | 河南柴油机重工有限责任公司 | Micro-amplitude displacement testing method and device for vibration isolation device in diesel engine running state |
| CN111504238B (en) * | 2020-04-29 | 2021-12-03 | 河南柴油机重工有限责任公司 | Micro-amplitude displacement testing method and device for vibration isolation device in diesel engine running state |
| CN112067290A (en) * | 2020-08-28 | 2020-12-11 | 奇瑞新能源汽车股份有限公司 | New energy electric vehicle driving shaft vibration testing device, system and method |
| CN112683529A (en) * | 2020-12-04 | 2021-04-20 | 东风汽车股份有限公司 | Automobile transmission shaft bending endurance test device and method thereof |
| CN112683529B (en) * | 2020-12-04 | 2023-03-31 | 东风汽车股份有限公司 | Automobile transmission shaft bending endurance test device and method thereof |
| CN115113041A (en) * | 2022-05-25 | 2022-09-27 | 中国第一汽车股份有限公司 | Shafting vibration detection framework and control method of motor test system |
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Legal Events
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180302 |