CN109489808A - A kind of Noise Testing of car deceleration device - Google Patents
A kind of Noise Testing of car deceleration device Download PDFInfo
- Publication number
- CN109489808A CN109489808A CN201811359719.9A CN201811359719A CN109489808A CN 109489808 A CN109489808 A CN 109489808A CN 201811359719 A CN201811359719 A CN 201811359719A CN 109489808 A CN109489808 A CN 109489808A
- Authority
- CN
- China
- Prior art keywords
- deceleration device
- car deceleration
- noise
- car
- detection
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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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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H17/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the preceding groups
Abstract
The invention belongs to noise test technical fields, in particular a kind of Noise Testing of car deceleration device, include the following steps: S1, place election: selection suitable area, the decibel in place is detected by noise test instrument, and take its average value, S2, test prepares: workbench is placed into detection place, and the fixture on debugging efforts platform, S3, utensil installation: car deceleration device is placed on workbench, and pass through the fixture fixed car retarder on workbench, S4, prepare detection: being powered to car deceleration device, and open car deceleration device, it is tested by noise test instrument, decibel when car deceleration device works, S5, data record: the decibel of staff's record car deceleration device, take its average value；By the way of repeatedly measuring, and its average value is adopted, the noise measuring of car deceleration device may make more to prepare, further bring more accurately data for enterprise, enterprise is facilitated to produce car deceleration device, offered convenience to enterprise's production.
Description
Technical field
The invention belongs to noise test technical fields, and in particular to a kind of Noise Testing of car deceleration device.
Background technique
Pitch and loudness of a sound variation are chaotic, sound disharmonic sound, are generated by the irregular vibration of sounding body, from
From the perspective of physics: noise is that sounding body does the sound issued when random vibration, and car deceleration device can produce at work
Raw irregular vibration, because car deceleration device needs to carry out noise test before factory.
When staff detects the noise of car deceleration device, if the place noise of detection is big, test may be such that not
Prepare, and the noise test inaccuracy of car deceleration device, accurate data cannot be brought to enterprise, it is raw to influence later period enterprise
It produces, brings loss to enterprise.
Summary of the invention
When detecting the noise of car deceleration device to solve staff mentioned above in the background art, if the place of detection
It when noise is big, may be such that test does not prepare, and the noise test inaccuracy of car deceleration device, standard cannot be brought to enterprise
The problem of true data influence the production of later period enterprise, bring loss to enterprise.
The invention provides the following technical scheme: a kind of Noise Testing of car deceleration device, includes the following steps:
S1, place election: selection suitable area is detected the decibel in place by noise test instrument, and takes its average value；
S2, test prepare: workbench being placed into detection place, and the fixture on debugging efforts platform；
S3, utensil installation: car deceleration device is placed on workbench, and is slowed down by the fixture fixed car on workbench
Device；
S4, prepare detection: being powered to car deceleration device, and open car deceleration device, tested by noise test instrument, car deceleration
Decibel when device works；
S5, data record: staff records the decibel of car deceleration device, takes its average value；
S6, secondary detection: step S4 is repeated；
S7, secondary record: step S5 is repeated.
As a kind of Noise Testing optimal technical scheme of car deceleration device of the invention, in the step S1, make an uproar
The model AR814 of sound tester.
As a kind of Noise Testing optimal technical scheme of car deceleration device of the invention, in the step S1, inspection
Surveying number is 3 times~5 times.
As a kind of Noise Testing optimal technical scheme of car deceleration device of the invention, in the step S4, inspection
Surveying number is 4 times~6 times.
As a kind of Noise Testing optimal technical scheme of car deceleration device of the invention, in the step S4, inspection
Surveying the time is 2 minutes~6 minutes.
As a kind of Noise Testing optimal technical scheme of car deceleration device of the invention, in the step S5, note
Recording number is 4 times~6 times.
As a kind of Noise Testing optimal technical scheme of car deceleration device of the invention, in the step S6, weight
Again number is 3 times~5 times.
As a kind of Noise Testing optimal technical scheme of car deceleration device of the invention, in the step S7, weight
Again number is 3 times~5 times.
As a kind of Noise Testing optimal technical scheme of car deceleration device of the invention, repeating said steps S1~
Step S7.
As a kind of Noise Testing optimal technical scheme of car deceleration device of the invention, number of repetition is 3 times~5
It is secondary.
Compared with prior art, the beneficial effects of the present invention are: the present invention is by this test method, using what is repeatedly measured
Mode, and its average value is adopted, it may make the noise measuring of car deceleration device more to prepare, further bring for enterprise and more accurately count
According to, facilitate enterprise produce car deceleration device, to enterprise production offer convenience.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is flow diagram of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
A kind of Noise Testing of car deceleration device, includes the following steps:
S1, place election: selection suitable area is detected the decibel in place by noise test instrument, and takes its average value；
S2, test prepare: workbench being placed into detection place, and the fixture on debugging efforts platform；
S3, utensil installation: car deceleration device is placed on workbench, and is slowed down by the fixture fixed car on workbench
Device；
S4, prepare detection: being powered to car deceleration device, and open car deceleration device, tested by noise test instrument, car deceleration
Decibel when device works；
S5, data record: staff records the decibel of car deceleration device, takes its average value；
S6, secondary detection: step S4 is repeated；
S7, secondary record: step S5 is repeated.
According in above scheme, in the step S1, the model AR814 of noise test instrument.
According in above scheme, in the step S1, detection number is 3 times.
According in above scheme, in the step S4, detection number is 4 times.
According in above scheme, in the step S4, detection time is 2 minutes.
According in above scheme, in the step S5, record number is 4 times.
According in above scheme, in the step S6, number of repetition is 3 times.
According in above scheme, in the step S7, number of repetition is 3 times.
According in above scheme, repeating said steps S1~step S7.
According in above scheme, number of repetition is 3 times.
Embodiment 2
A kind of Noise Testing of car deceleration device, includes the following steps:
S1, place election: selection suitable area is detected the decibel in place by noise test instrument, and takes its average value；
S2, test prepare: workbench being placed into detection place, and the fixture on debugging efforts platform；
S3, utensil installation: car deceleration device is placed on workbench, and is slowed down by the fixture fixed car on workbench
Device；
S4, prepare detection: being powered to car deceleration device, and open car deceleration device, tested by noise test instrument, car deceleration
Decibel when device works；
S5, data record: staff records the decibel of car deceleration device, takes its average value；
S6, secondary detection: step S4 is repeated；
S7, secondary record: step S5 is repeated.
According in above scheme, in the step S1, the model AR814 of noise test instrument.
According in above scheme, in the step S1, detection number is 4 times.
According in above scheme, in the step S4, detection number is 4 times.
According in above scheme, in the step S4, detection time is 5 minutes.
According in above scheme, in the step S5, record number is 6 times.
According in above scheme, in the step S6, number of repetition is 4 times.
According in above scheme, in the step S7, number of repetition is 4 times.
According in above scheme, repeating said steps S1~step S7.
According in above scheme, number of repetition is 4 times.
Embodiment 3
A kind of Noise Testing of car deceleration device, includes the following steps:
S1, place election: selection suitable area is detected the decibel in place by noise test instrument, and takes its average value；
S2, test prepare: workbench being placed into detection place, and the fixture on debugging efforts platform；
S3, utensil installation: car deceleration device is placed on workbench, and is slowed down by the fixture fixed car on workbench
Device；
S4, prepare detection: being powered to car deceleration device, and open car deceleration device, tested by noise test instrument, car deceleration
Decibel when device works；
S5, data record: staff records the decibel of car deceleration device, takes its average value；
S6, secondary detection: step S4 is repeated；
S7, secondary record: step S5 is repeated.
According in above scheme, in the step S1, the model AR814 of noise test instrument.
According in above scheme, in the step S1, detection number is 5 times.
According in above scheme, in the step S4, detection number is 6 times.
According in above scheme, in the step S4, detection time is 6 minutes.
According in above scheme, in the step S5, record number is 6 times.
According in above scheme, in the step S6, number of repetition is 5 times.
According in above scheme, in the step S7, number of repetition is 5 times.
According in above scheme, repeating said steps S1~step S7.
According in above scheme, number of repetition is 5 times.
The beneficial effects of the present invention are: the present invention, by this test method, by the way of repeatedly measuring, and it is average to adopt it
Value, may make the noise measuring of car deceleration device more to prepare, further brings more accurately data for enterprise, enterprise is facilitated to produce
Car deceleration device offers convenience to enterprise's production.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (10)
1. a kind of Noise Testing of car deceleration device, which comprises the steps of:
S1, place election: selection suitable area is detected the decibel in place by noise test instrument, and takes its average value；
S2, test prepare: workbench being placed into detection place, and the fixture on debugging efforts platform；
S3, utensil installation: car deceleration device is placed on workbench, and is slowed down by the fixture fixed car on workbench
Device；
S4, prepare detection: being powered to car deceleration device, and open car deceleration device, tested by noise test instrument, car deceleration
Decibel when device works；
S5, data record: staff records the decibel of car deceleration device, takes its average value；
S6, secondary detection: step S4 is repeated；
S7, secondary record: step S5 is repeated.
2. a kind of Noise Testing of car deceleration device according to claim 1, it is characterised in that: the step S1
In, the model AR814 of noise test instrument.
3. a kind of Noise Testing of car deceleration device according to claim 1, it is characterised in that: the step S1
In, detection number is 3 times~5 times.
4. a kind of Noise Testing of car deceleration device according to claim 1, it is characterised in that: the step S4
In, detection number is 4 times~6 times.
5. a kind of Noise Testing of car deceleration device according to claim 1, it is characterised in that: the step S4
In, detection time is 2 minutes~6 minutes.
6. a kind of Noise Testing of car deceleration device according to claim 1, it is characterised in that: the step S5
In, record number is 4 times~6 times.
7. a kind of Noise Testing of car deceleration device according to claim 1, it is characterised in that: the step S6
In, number of repetition is 3 times~5 times.
8. a kind of Noise Testing of car deceleration device according to claim 1, it is characterised in that: the step S7
In, number of repetition is 3 times~5 times.
9. a kind of Noise Testing of car deceleration device according to claim 1, it is characterised in that: repeating said steps
S1~step S7.
10. a kind of Noise Testing of car deceleration device according to claim 9, it is characterised in that: number of repetition 3
It is secondary~5 times.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811359719.9A CN109489808A (en) | 2018-11-15 | 2018-11-15 | A kind of Noise Testing of car deceleration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811359719.9A CN109489808A (en) | 2018-11-15 | 2018-11-15 | A kind of Noise Testing of car deceleration device |
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| Publication Number | Publication Date |
|---|---|
| CN109489808A true CN109489808A (en) | 2019-03-19 |
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| CN201811359719.9A Pending CN109489808A (en) | 2018-11-15 | 2018-11-15 | A kind of Noise Testing of car deceleration device |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202092871U (en) * | 2011-05-20 | 2011-12-28 | 万向钱潮（桂林）汽车底盘部件有限公司 | Noise detection device for automobile rear axle main reducer assembly |
| CN102788639A (en) * | 2012-05-16 | 2012-11-21 | 奇瑞汽车股份有限公司 | Device and method for testing noise of electric automobile reducer |
| CN106092310A (en) * | 2016-04-21 | 2016-11-09 | 重庆理工大学 | A kind of automotive transmission vibration noise off-line test method |
| CN106768291A (en) * | 2015-11-19 | 2017-05-31 | 黑龙江恒能自控科技有限公司 | A kind of rotating speed is with load to vibration reducer noise research method |
| KR20180092447A (en) * | 2017-02-09 | 2018-08-20 | 고등기술연구원연구조합 | Noise measuring apparatus for harmonic drives |
-
2018
- 2018-11-15 CN CN201811359719.9A patent/CN109489808A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202092871U (en) * | 2011-05-20 | 2011-12-28 | 万向钱潮（桂林）汽车底盘部件有限公司 | Noise detection device for automobile rear axle main reducer assembly |
| CN102788639A (en) * | 2012-05-16 | 2012-11-21 | 奇瑞汽车股份有限公司 | Device and method for testing noise of electric automobile reducer |
| CN106768291A (en) * | 2015-11-19 | 2017-05-31 | 黑龙江恒能自控科技有限公司 | A kind of rotating speed is with load to vibration reducer noise research method |
| CN106092310A (en) * | 2016-04-21 | 2016-11-09 | 重庆理工大学 | A kind of automotive transmission vibration noise off-line test method |
| KR20180092447A (en) * | 2017-02-09 | 2018-08-20 | 고등기술연구원연구조합 | Noise measuring apparatus for harmonic drives |
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Application publication date: 20190319 |
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