CN201637582U - On-line detection system for moving abnormal sound of skylight - Google Patents
On-line detection system for moving abnormal sound of skylight Download PDFInfo
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- CN201637582U CN201637582U CN2009202860026U CN200920286002U CN201637582U CN 201637582 U CN201637582 U CN 201637582U CN 2009202860026 U CN2009202860026 U CN 2009202860026U CN 200920286002 U CN200920286002 U CN 200920286002U CN 201637582 U CN201637582 U CN 201637582U
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- skylight
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Abstract
The utility model relates to an on-line detection system for moving abnormal sound of a skylight. The on-line detection system comprises an acceleration sensing module and an analysis module, wherein the acceleration sensing module is used for sensing the vibration of the skylight during moving, so as to obtain and output acceleration information of the vibration of the skylight during the moving; and the analysis module is connected with an acceleration sensor, and used for gathering the acceleration information output by the acceleration sensor and judging whether abnormal sound exists according to the variation range of the acceleration in the acceleration information. The on-line detection system measures the vibration through the acceleration sensor and judges whether abnormal sound exists through analysis, and the system detection is not interfered by the environment. Moreover, other operations, such as glass cleaning and the like, can be performed during the testing process. The on-line detection system is easy to install and does not influence the taking and placing of the skylight. The abnormal sound detection result and other final detection results can be conducted to data recording and backup together, therefore, the on-line detection system facilitates the production operation of the skylight.
Description
Technical field
The utility model belongs to vehicle dormer window abnormal sound detection technique field, particularly a kind of skylight operation abnormal sound detection system and detection method thereof.
Background technology
Vehicle dormer window is installed on car roof, and it generally includes parts such as the movably cover plate usually made by glass, chain, chain pipeline, motor, guide rail.Though the manufacturing technology of vehicle dormer window and assembly technology have been the technology of comparative maturity, but still there is the only a few skylight because there is flaw in parts or fault etc. is installed, all kinds of abnormal sounds that cause the chain pipeline, motor, guide rail etc. in skylight in the motion process of opening and closing to produce, this bring very bad experience will for a day client of window for kind of abnormal sound.The skylight quantity of abnormal sound is few, accounting is very little though produce, and roughly about 5/10000ths, still needs to exist the skylight of abnormal sound to detect this part, all meets the requirements to guarantee each skylight product.
The method that extensively adopts in the industry is at present, builds quiet room on production line, and operating personnel rely on the sense of hearing to carry out subjective judgement.But in quiet room, abnormal sound is carried out when checking in the skylight, common environmental noise (48-55dB), as forklift operation, rubber hammer knock, people's sound of speech etc., may greater than the skylight move noise (＜52dB), this forms interference easily to subjective judgement, and only with operator's subjective judgement, its reliability is low, easily produces false retrieval and omission.And in testing process, can not carry out still what operation to the skylight.
The utility model content
The purpose of this utility model is, a kind of skylight operation abnormal sound on-line detecting system and detection method thereof are provided, and has to solve that to detect the reliability that the skylight abnormal sound exists on production line low now, easily produces the technical matters of false retrieval and omission.
For achieving the above object, the utility model adopts following technical scheme:
A kind of skylight operation abnormal sound on-line detecting system comprises:
The acceleration sensing module, the vibrations when being used for the operation of sensing skylight are to obtain and to export the acceleration information that shakes when the skylight is moved;
Analysis module is connected with described acceleration transducer, is used for gathering the acceleration information of described acceleration transducer output and judges whether to exist abnormal sound according to acceleration information acceleration change amplitude.
Further, described acceleration sensing module comprises:
One or more acceleration transducers, the acceleration information that is used to obtain also is sent to signal conditioner;
With the signal conditioner that described a plurality of acceleration transducers are connected, be used to collect one or more acceleration informations and the output of conditioning back.
Further, described analysis module comprises data collecting card and the analysis processor that is connected with described data collecting card, described data collecting card is connected with described signal conditioner, be used to gather the signal of described signal conditioner output, and be delivered to described analysis processor, described analysis processor demodulation is also analyzed the acceleration information that each acceleration transducer is exported, and judges whether to exist abnormal sound according to the acceleration change amplitude.
Further, be provided with an acceleration change amplitude threshold in the described analysis processor, judge whether to exist abnormal sound when whether surpassing this threshold value according to the acceleration change amplitude in the described acceleration information.
Further, also comprise a reminding module that is connected with described analysis processor, when having abnormal sound, described analysis processor output cue is to this reminding module, and described reminding module sends information.
Further, also comprise the skylight operation control module, be used to control the operation in skylight, described skylight operation control module is connected with described data collecting card, when the skylight operation control module starts the skylight operation, send and control signal to described data collecting card, described data collecting card receives that opening after this control signal is data acquisition.
Further, also comprise cylinder, spring, the two ends of described spring connect the push rod and the acceleration transducer of cylinder respectively, and the control end of described cylinder is connected with described skylight operation control module.
Further, also comprise skylight chain pipeline, described acceleration transducer is located near the parts of described skylight chain pipeline.
Further, near the parts the chain pipeline of described skylight comprise one or more with in the lower member: front baffle, guide rail, motor case, middle cross beam.
Further, described analysis module also comprises a memory unit that is connected with described analysis processor, and the acceleration information after described analysis processor will be handled by analysis is sent in the described memory unit to be stored.
The utility model passes through to adopt the acceleration transducer measuring vibrations, and further by analyzing, according to preset threshold, judges automatically, exports qualified or defective signal, feeds back to operating personnel, makes further judgement.Realize that effectively the skylight carries out detection, analysis and the judgement of all kinds of abnormal sounds in the whole inspection process on production line, and the abnormal sound criterion can be provided with flexibly, system detects and is not subjected to environmental interference.In addition, in test process, can also carry out other work such as cleaning glass.Acceleration transducer is easy to install, and does not influence picking and placeing of skylight.The abnormal sound testing result with other eventually inspection result can data recording, backup, made things convenient for the production operation in skylight.
Further specify the utility model below in conjunction with drawings and Examples.
Description of drawings
Fig. 1 is the structural representation of the utility model skylight operation abnormal sound on-line detecting system embodiment;
Fig. 2 arranges synoptic diagram for the acceleration transducer of the utility model skylight operation abnormal sound on-line detecting system embodiment;
Fig. 3 is not for existing the testing result figure in the skylight of abnormal sound after detecting through the utility model skylight operation abnormal sound on-line detecting system;
Fig. 4 is for existing the testing result figure in the skylight of abnormal sound after detecting through the utility model skylight operation abnormal sound on-line detecting system.
Embodiment
As shown in Figure 1, a kind of skylight operation abnormal sound on-line detecting system comprises:
The acceleration sensing module, the vibrations when being used for the operation of sensing skylight are to obtain and to export the acceleration information that shakes when the skylight is moved;
Analysis module is connected with described acceleration transducer, is used for gathering the acceleration information of described acceleration transducer output and judges whether to exist abnormal sound according to acceleration information acceleration change amplitude.
Further, described acceleration sensing module comprises:
One or more acceleration transducers 1, the acceleration information that is used to obtain also is sent to signal conditioner;
With the signal conditioner that described a plurality of acceleration transducers 1 are connected, be used to collect one or more acceleration informations and the output of conditioning back.The acceleration of gravity parameter can be selected according to actual needs in the described acceleration sensing module, adopts 50 times acceleration of gravity (50g) can satisfy the measurement demand usually.
Further, described analysis module comprises data collecting card and the analysis processor that is connected with described data collecting card, described data collecting card is connected with described signal conditioner, be used to gather the signal of described signal conditioner output, and be delivered to described analysis processor, described analysis processor demodulation is also analyzed the acceleration information that each acceleration transducer 1 is exported, and judges whether to exist abnormal sound according to the acceleration change amplitude.Described data collecting card also can adopt the product of multiple model, and adopting the model of American National instrument (NI) company limited in the present embodiment is the data collecting card of USB6212BNC.
Further, be provided with an acceleration change amplitude threshold in the described analysis processor, judge whether to exist abnormal sound when whether surpassing this threshold value according to the acceleration change amplitude in the described acceleration information.
Further, also comprise a reminding module that is connected with described analysis processor, when having abnormal sound, described analysis processor output cue is to this reminding module, and described reminding module sends information.Information can be a kind of or its combination in the signals such as sound, light.
Further, also comprise the skylight operation control module, be used to control the operation in skylight, described skylight operation control module is connected with described data collecting card, when the skylight operation control module starts the skylight operation, send and control signal to described data collecting card, described data collecting card receives that opening after this control signal is data acquisition.Acceleration information in the time of can filtering the skylight off-duty like this, the signal outside the shielding test duration.
Further, also comprise cylinder, spring, the two ends of described spring connect the push rod and the acceleration transducer 1 of cylinder respectively, and the control end of described cylinder is connected with described skylight operation control module.When preparing the skylight operation, described skylight operation control module sends the control end that controls signal to described cylinder, and described cylinder makes pushrod movement under the effect of air pressure, and push rod is located on the parts in skylight by spring degree of will speed up sensor 1 top.
As shown in Figure 2, also comprise skylight chain pipeline 10, described acceleration transducer 1 preferably is located near the parts of described skylight chain pipeline, comprise the guide rail that both sides straight portion 11 is formed near the described skylight chain pipeline 10, motor is located at and is connected the bending part 12 that two straight portion 11 are not held, the middle front baffle position in these bending part 12 corresponding skylights.According to the different model in skylight, between described both sides straight portion 11, also can be provided with middle cross beam 13.Practice shows, when skylight during in operation, though described acceleration transducer 1 is located near the chain pipeline the parts, the vibrations in the time of can sensing the skylight operation the most effectively improve the accuracy of analyzing.
Particularly, be provided with five described acceleration transducers 1 in the present embodiment altogether, its position is respectively, the former frame chord position is put both sides and is provided with two described acceleration transducers 1, be respectively equipped with a described acceleration transducer 1 on two guide rails, the shell of motor is provided with a described acceleration transducer 1.
Further, described analysis module also comprises a memory unit that is connected with described analysis processor, and the acceleration information after described analysis processor will be handled by analysis is sent in the described memory unit to be stored.The data of storage can be used for the further analysis under the non-online situation.
Analysis processor described in the present embodiment can adopt multiple existing techniques in realizing to acceleration information analysis.For example, the acceleration information data of each described acceleration transducer output are carried out energy spectrometer, obtain the moment sudden change energy when abnormal vibrations takes place,, judge whether the skylight abnormal vibrations belongs to defective products by comparing with preset threshold.During the energy spectrometer that carries out, can adopt existing octave analytical approach etc., obtain the frequency range that noise takes place.
Fig. 3, Fig. 4 are operation abnormal sound online detection figure, and wherein horizontal ordinate is the time, and its form be " time: divide: second ", and ordinate is the energy wave band (Band Power, dB ref 1.00V) under 1 volt of the reference.What wherein Fig. 3 showed is the qualified skylight that does not have abnormal sound when operation.What Fig. 4 showed is the underproof skylight that has abnormal sound when operation.Energy jump situation when the A that irises out among Fig. 4 partly takes place for abnormal sound.
Above-described embodiment only is used to illustrate technological thought of the present utility model and characteristics, its purpose is to make those skilled in the art can understand content of the present utility model and implements according to this, can not only limit claim of the present utility model with present embodiment, be all equal variation or modifications of doing according to the spirit that the utility model disclosed, still drop in the claim of the present utility model.
Claims (11)
1. the abnormal sound on-line detecting system is moved in a skylight, it is characterized in that comprising:
The acceleration sensing module, the vibrations when being used for the operation of sensing skylight are to obtain and to export the acceleration information that shakes when the skylight is moved;
Analysis module is connected with described acceleration transducer, is used for gathering the acceleration information of described acceleration transducer output and judges whether to exist abnormal sound according to acceleration information acceleration change amplitude.
2. skylight operation abnormal sound on-line detecting system according to claim 1 is characterized in that:
Described acceleration sensing module comprises:
One or more acceleration transducers, the acceleration information that is used to obtain also is sent to signal conditioner;
With the signal conditioner that described a plurality of acceleration transducers are connected, be used to collect one or more acceleration informations and the output of conditioning back.
3. skylight operation abnormal sound on-line detecting system according to claim 2 is characterized in that:
Described analysis module comprises data collecting card and the analysis processor that is connected with described data collecting card, described data collecting card is connected with described signal conditioner, described data collecting card is used to gather the signal of described signal conditioner output and be delivered to described analysis processor, and described analysis processor is used for demodulation and analyzes the acceleration information of each acceleration transducer output and judge whether to exist abnormal sound according to the acceleration change amplitude.
4. skylight operation abnormal sound on-line detecting system according to claim 3 is characterized in that:
Be provided with an acceleration change amplitude threshold in the described analysis processor.
5. skylight operation abnormal sound on-line detecting system according to claim 4 is characterized in that:
Also comprise a reminding module that is connected with described analysis processor.
6. according to the described skylight operation of arbitrary claim in the claim 3 to 5 abnormal sound on-line detecting system, it is characterized in that:
Also comprise the skylight operation control module, be used to control the operation in skylight, described skylight operation control module is connected with described data collecting card.
7. skylight operation abnormal sound on-line detecting system according to claim 6 is characterized in that:
Also comprise cylinder, spring, the two ends of described spring are connected to the push rod and the acceleration transducer of described cylinder, and the control end of described cylinder is connected with described skylight operation control module.
8. skylight operation abnormal sound on-line detecting system according to claim 7 is characterized in that:
Also comprise skylight chain pipeline, described acceleration transducer is located near the parts of described skylight chain pipeline.
9. skylight operation abnormal sound on-line detecting system according to claim 8 is characterized in that:
Near the chain pipeline of described skylight parts comprise one or more with in the lower member: front baffle, guide rail, motor case, middle cross beam.
10. skylight operation abnormal sound on-line detecting system according to claim 9 is characterized in that:
The quantity of described acceleration transducer is five, wherein is located at both sides, front baffle position respectively for two, is located at respectively on two guide rails, is located on the motor case for one for two.
11., it is characterized in that according to the described skylight operation of arbitrary claim in the claim 7 to 10 abnormal sound on-line detecting system:
Described analysis module also comprises a memory unit that is connected with described analysis processor.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202860026U CN201637582U (en) | 2009-12-22 | 2009-12-22 | On-line detection system for moving abnormal sound of skylight |
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| CN2009202860026U CN201637582U (en) | 2009-12-22 | 2009-12-22 | On-line detection system for moving abnormal sound of skylight |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102564780A (en) * | 2010-11-25 | 2012-07-11 | 西门子公司 | Method and apparatus for monitoring motor-driven device part |
| CN103926071A (en) * | 2014-04-28 | 2014-07-16 | 重庆长安汽车股份有限公司 | Vehicle panoramic sunroof sun-shading curtain durability testing device and method |
| CN103926030A (en) * | 2013-10-28 | 2014-07-16 | 芜湖莫森泰克汽车科技有限公司 | Automatic scuttle testing bench |
| CN106404393A (en) * | 2016-08-24 | 2017-02-15 | 上海泛智能源装备有限公司 | Part positioning method and related apparatus |
| CN104215419B (en) * | 2014-09-18 | 2017-05-03 | 重庆长安汽车股份有限公司 | Test method for abnormal sound of automobile panoramic sunroof shade curtain |
| CN107389182A (en) * | 2017-05-31 | 2017-11-24 | 芜湖莫森泰克汽车科技股份有限公司 | Vehicle dormer window running noises volume Detecting data |
| CN107450348A (en) * | 2017-07-25 | 2017-12-08 | 广州虹科电子科技有限公司 | Skylight electromechanical testing method, system, electronic equipment and storage medium based on LIN |
| CN108318127A (en) * | 2017-01-14 | 2018-07-24 | 浙江正泰电器股份有限公司 | Vibrating noise harvester |
| CN108982033A (en) * | 2018-05-23 | 2018-12-11 | 神龙汽车有限公司 | A method of objectively evaluating automobile door glass clamping stability |
| CN111351661A (en) * | 2018-12-24 | 2020-06-30 | 观致汽车有限公司 | Method for evaluating knocking noise of steering column by using vibration exciter |
| CN112082640A (en) * | 2020-07-22 | 2020-12-15 | 江西江铃集团新能源汽车有限公司 | Method and system for testing abnormal sound of automotive interior |
| CN112763228A (en) * | 2020-12-24 | 2021-05-07 | 中国汽车工程研究院股份有限公司 | Method for predicting risk of abnormal noise caused by friction of material |
-
2009
- 2009-12-22 CN CN2009202860026U patent/CN201637582U/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102564780A (en) * | 2010-11-25 | 2012-07-11 | 西门子公司 | Method and apparatus for monitoring motor-driven device part |
| CN103926030A (en) * | 2013-10-28 | 2014-07-16 | 芜湖莫森泰克汽车科技有限公司 | Automatic scuttle testing bench |
| CN103926071A (en) * | 2014-04-28 | 2014-07-16 | 重庆长安汽车股份有限公司 | Vehicle panoramic sunroof sun-shading curtain durability testing device and method |
| CN103926071B (en) * | 2014-04-28 | 2016-08-17 | 重庆长安汽车股份有限公司 | A kind of panoramic sunroof of automobile abat vent device for testing endurance and method |
| CN104215419B (en) * | 2014-09-18 | 2017-05-03 | 重庆长安汽车股份有限公司 | Test method for abnormal sound of automobile panoramic sunroof shade curtain |
| CN106404393A (en) * | 2016-08-24 | 2017-02-15 | 上海泛智能源装备有限公司 | Part positioning method and related apparatus |
| CN108318127A (en) * | 2017-01-14 | 2018-07-24 | 浙江正泰电器股份有限公司 | Vibrating noise harvester |
| CN107389182A (en) * | 2017-05-31 | 2017-11-24 | 芜湖莫森泰克汽车科技股份有限公司 | Vehicle dormer window running noises volume Detecting data |
| CN107450348A (en) * | 2017-07-25 | 2017-12-08 | 广州虹科电子科技有限公司 | Skylight electromechanical testing method, system, electronic equipment and storage medium based on LIN |
| CN108982033A (en) * | 2018-05-23 | 2018-12-11 | 神龙汽车有限公司 | A method of objectively evaluating automobile door glass clamping stability |
| CN111351661A (en) * | 2018-12-24 | 2020-06-30 | 观致汽车有限公司 | Method for evaluating knocking noise of steering column by using vibration exciter |
| CN112082640A (en) * | 2020-07-22 | 2020-12-15 | 江西江铃集团新能源汽车有限公司 | Method and system for testing abnormal sound of automotive interior |
| CN112763228A (en) * | 2020-12-24 | 2021-05-07 | 中国汽车工程研究院股份有限公司 | Method for predicting risk of abnormal noise caused by friction of material |
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Granted publication date: 20101117 |