CN211121610U - Device for testing abnormal sound of automobile parts - Google Patents
Device for testing abnormal sound of automobile parts Download PDFInfo
- Publication number
- CN211121610U CN211121610U CN201922159774.XU CN201922159774U CN211121610U CN 211121610 U CN211121610 U CN 211121610U CN 201922159774 U CN201922159774 U CN 201922159774U CN 211121610 U CN211121610 U CN 211121610U
- Authority
- CN
- China
- Prior art keywords
- sound
- sound insulation
- automobile parts
- insulation cover
- sealed
- 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.)
- Active
Links
Images
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
The utility model relates to a device for testing automobile parts abnormal sound, including noise insulation mechanism, sound collection mechanism, data acquisition analysis mechanism and display mechanism, noise insulation mechanism set up in sound collection mechanism is used for isolated outside sound outward, sound collection mechanism is connected with the automobile parts and the data acquisition analysis mechanism that await measuring respectively and is used for sending the characteristic parameter of the sound signal of the automobile parts that await measuring the collection to data acquisition analysis mechanism, data acquisition analysis mechanism with display mechanism connects and is used for carrying out analysis processes with the characteristic parameter of the sound signal of received automobile parts and then sends to display mechanism and carry out the result and show. The utility model discloses a testing arrangement can directly be used for the production line station, and through the isolated external noise interference of the soundproof mechanism who sets up, the effectual judgement spare part abnormal sound of standard solves the product abnormal sound and flows.
Description
Technical Field
The utility model belongs to the technical field of the automobile parts detects technique and specifically relates to a device for testing automobile parts abnormal sound is related to.
Background
In the production process of automobile parts, certain proportion of unqualified products are produced. One problem with one type of off-spec product is that the product can be quite noisy when in the working environment. Automobile manufacturers need to test products on a production line one by one and screen qualified products. At present, in order to improve the quality of vehicles, the technical level and the quantity scale of parts for detecting automobile parts are increased day by day, however, in the industry at present, some mature solutions are provided for periodic abnormal sound signals sent by the parts, but for aperiodic abnormal sound signals, namely abnormal sounds generated by the working operation of products in the production process of the automobile parts, no judgment standard exists in the industry, so that high-performance automatic detection of the automobile parts is not available in the market at present, and the abnormal sound products can flow out only by subjective evaluation.
Disclosure of Invention
The utility model provides a solve above-mentioned technical problem, provide a device for testing automobile parts abnormal sound.
The utility model provides a device for testing automobile parts abnormal sound, includes sound insulation mechanism, sound collection mechanism, data acquisition analysis mechanism and display mechanism, sound insulation mechanism set up in sound collection mechanism is used for isolated outside sound outward, sound collection mechanism is connected with the automobile parts and the data acquisition analysis mechanism that await measuring respectively and is used for sending the characteristic parameter of the sound signal of the automobile parts that await measuring of gathering to data acquisition analysis mechanism, data acquisition analysis mechanism with display mechanism connects and is used for sending the characteristic parameter of the sound signal of the automobile parts who receives to carry out analysis processing back to display mechanism and carry out the result and show.
Further, as preferred technical scheme, sound-proof mechanism includes sucking disc formula sound-proof housing, sucking disc formula sound-proof housing directly adsorbs on the automobile parts that await measuring, sound acquisition mechanism is located in sucking disc formula sound-proof housing, sound acquisition mechanism's transmission line extends sucking disc formula sound-proof housing and with data acquisition analysis mechanism connects.
Further, as preferred technical scheme, sucking disc formula sound-proof housing is including the electronic sucking disc that has the sound insulation effect, pneumatic sucking disc or magnetism sucking disc.
Further, as preferred technical scheme, sound-proof mechanism includes half package formula sound-proof housing, set up in production line station department in half package formula sound-proof housing, sound acquisition mechanism is located be connected with the automobile parts who awaits measuring in the half package formula sound-proof housing, sound acquisition mechanism's transmission line extends half package formula sound-proof housing and with data acquisition analysis mechanism connects.
Further, as a preferred technical scheme, the cross section of the half-wrapped sound-proof shield comprises an arc structure, a square structure or a trapezoid structure.
Further, as a preferred technical scheme, the sound insulation mechanism comprises a first sealed sound insulation cover, the first sealed sound insulation cover is arranged at a production line station, an openable and closable window is arranged on the first sealed sound insulation cover and used for taking and placing automobile parts to be tested, the sound collection mechanism is located in the first sealed sound insulation cover, the data collection analysis mechanism and the display mechanism are located outside the first sealed sound insulation cover, and a transmission line of the sound collection mechanism extends out of the first sealed sound insulation cover and is connected with the data collection analysis mechanism.
Furthermore, as a preferred technical scheme, the sound insulation mechanism comprises a second sealed sound insulation cover, the second sealed sound insulation cover is arranged at a production line station, a door allowing a worker to enter the second sealed sound insulation cover is arranged on the second sealed sound insulation cover, a test jig for placing automobile parts to be tested is arranged in the second sealed sound insulation cover, the sound collection mechanism is arranged in the second sealed sound insulation cover, the data collection analysis mechanism and the display mechanism are arranged outside the second sealed sound insulation cover, and a transmission line of the sound collection mechanism extends out of the second sealed sound insulation cover and is connected with the data collection analysis mechanism.
Further, as a preferred technical solution, the data acquisition and analysis mechanism and/or the display mechanism is/are located in the second sealed sound-proof housing, and the transmission of the sound acquisition mechanism is connected with the data acquisition and analysis mechanism.
Further, as a preferred technical solution, the sound collecting mechanism includes a sound pressure sensor, the data collecting and analyzing mechanism includes a data collecting analyzer, and the display mechanism includes a display.
Compared with the prior art, the utility model discloses technical scheme's beneficial effect is:
the utility model discloses a testing arrangement can directly be used for the production line station, and through the isolated external noise interference of the soundproof mechanism who sets up, the effectual judgement spare part abnormal sound of standard solves the product abnormal sound and flows.
Drawings
Fig. 1 is a block diagram of the present invention.
Figure 2 is the structure view of the suction cup type sound-proof cover of the utility model.
Fig. 3 is the structure diagram of the semi-enclosed sound-proof shield of the present invention.
Fig. 4 is a structural diagram of the semi-enclosed sound-proof shield of the present invention.
Fig. 5 is a structural diagram of the semi-enclosed sound-proof shield of the present invention.
Fig. 6 is a structural diagram of the semi-enclosed sound-proof shield of the present invention.
Fig. 7 is a structural view of the half-wrapped sound-proof housing of the present invention.
Fig. 8 is a structural view of the half-wrapped sound-proof housing of the present invention.
Detailed Description
The following detailed description of the preferred embodiments of the present invention is provided to enable those skilled in the art to better understand the advantages and features of the present invention, and to define the scope of the present invention more clearly.
Example 1:
a device for testing abnormal sound of automobile parts is disclosed, as shown in figure 1: including sound insulation mechanism 2, sound collection mechanism 1, data acquisition analysis mechanism 3 and display mechanism 4, sound insulation mechanism 2 sets up and is used for isolated outside sound collection mechanism 1, sound collection mechanism 1 is connected with the automobile parts who awaits measuring and data acquisition analysis mechanism 3 respectively and is used for sending the characteristic parameter of the sound signal of the automobile parts who awaits measuring that gathers to data acquisition analysis mechanism 3, data acquisition analysis mechanism 3 is connected with display mechanism 4 and is used for carrying out analysis processes with the characteristic parameter of the sound signal of received automobile parts and then sends to display mechanism 4 and carry out the result and show.
The utility model discloses in, but sound collection mechanism 1 includes acoustic pressure sensor or other collection sound's instrument and equipment all can, data acquisition analysis mechanism 3 includes the data acquisition analysis appearance, the leading-in standard data that awaits measuring in the automobile parts specification that awaits measuring has been in this data acquisition analysis appearance's the database, carry out analysis filtering processing through its software with the characteristic parameter of the sound signal that acoustic pressure sensor gathered, then carry out contrastive analysis with its standard data waveform in the database, obtain corresponding judgement result, display mechanism 4 includes the display, a waveform data and judgement result for carry out audio-visual demonstration with data acquisition analysis appearance analysis.
In this embodiment, as shown in fig. 2, the sound insulation mechanism 2 includes a suction cup type sound insulation cover 21, the suction cup type sound insulation cover 21 is directly attached to the automobile part to be tested, the sound collection mechanism 1 is located in the suction cup type sound insulation cover 21, and the transmission line of the sound collection mechanism 1 extends out of the suction cup type sound insulation cover 21 and is connected with the data collection and analysis mechanism 3. Wherein, the suction cup type soundproof cover 21 includes an electric suction cup, a pneumatic suction cup or a magnetic suction cup having a soundproof effect.
In this embodiment, the suction cup type soundproof cover 21 covers the sound collection mechanism 1 to prevent external sound from directly interfering with the sound collection mechanism 1, and other external sound transmitted through a product medium is small and can be filtered by the data collection analysis mechanism 3 or software of the sound collection mechanism 1.
Example 2:
the present embodiment differs from embodiment 1 in the structure of the sound insulating mechanism 2.
In the present embodiment, the soundproof mechanism 2 is shown in fig. 3 to 8:
including half package formula sound-proof housing 22, set up in half package formula sound-proof housing 22 and be in production line station department, sound acquisition mechanism 1 is located half package formula sound-proof housing 22 in and is connected with the automobile parts who awaits measuring, and sound acquisition mechanism 1's transmission line extends half package formula sound-proof housing 22 and is connected with data acquisition analysis mechanism 3. Wherein, half-wrapped sound-proof housing 22 adopts acoustic material to make, and this half-wrapped sound-proof housing 22's cross-section includes arc structure, square structure or trapezium structure, is similar to half open-type telephone booth structure.
The half-wrapped sound-proof cover 22 in this embodiment may be directly fixed to a table at a production line station, or may be provided at any position of the production line station by a fixing frame 221.
Example 3:
the present embodiment differs from embodiment 1 in the structure of the sound insulating mechanism 2.
In this embodiment, noise insulation mechanism 2 includes first sealed sound-proof housing, and first sealed sound-proof housing sets up in production line station department, is equipped with on first sealed sound-proof housing and can open the confined window and be used for getting and put the automobile parts that await measuring, and sound acquisition mechanism 1 is located first sealed sound-proof housing, and data acquisition analysis mechanism 3 and display mechanism 4 are located outside first sealed sound-proof housing, and sound acquisition mechanism 1's transmission line extends first sealed sound-proof housing and is connected with data acquisition analysis mechanism 3.
The first sealing soundproof cover can be directly fixed on a workbench at a production line station, and can also be arranged at any position of the production line station through a fixing frame 221.
The sound-proof mechanism 2 still includes the sealed sound-proof housing of second, the sealed sound-proof housing of second sets up in production line station department, be equipped with the door that can make the staff get into wherein on the sealed sound-proof housing of second, be equipped with the test jig of placing the automobile parts that await measuring in the sealed sound-proof housing of second, sound acquisition mechanism 1 is located the sealed sound-proof housing of second, outside data acquisition analysis mechanism 3 and display mechanism 4 are located the sealed sound-proof housing of second, sound acquisition mechanism 1's transmission line extends the sealed sound-proof housing of second and is connected with data acquisition analysis mechanism 3.
When the data acquisition and analysis mechanism 3 and/or the display mechanism 4 are/is located in the second sealed sound-proof housing, the transmission of the sound acquisition mechanism 1 is connected with the data acquisition and analysis mechanism 3.
The second sealed enclosure is similar to a sealed telephone booth and allows personnel to enter it for operation.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (9)
1. The utility model provides a device for testing automobile parts abnormal sound, its characterized in that, including sound insulation mechanism (2), sound collection mechanism (1), data acquisition analysis mechanism (3) and display mechanism (4), sound insulation mechanism (2) set up in sound collection mechanism (1) external use is in isolated outside sound, sound collection mechanism (1) is connected with the automobile parts and the data acquisition analysis mechanism (3) that await measuring respectively and is used for sending the characteristic parameter of the sound signal of the automobile parts that await measuring of gathering to data acquisition analysis mechanism (3), data acquisition analysis mechanism (3) with display mechanism (4) are connected and are used for carrying out analysis processes with the characteristic parameter of the sound signal of received automobile parts and then send to display mechanism (4) and carry out the result and show.
2. The device for testing the abnormal sound of automobile parts according to claim 1, wherein said sound insulation mechanism (2) comprises a suction cup type sound insulation cover (21), said suction cup type sound insulation cover (21) is directly attached to the automobile parts to be tested, said sound collection mechanism (1) is located in said suction cup type sound insulation cover (21), and a transmission line of said sound collection mechanism (1) extends out of said suction cup type sound insulation cover (21) and is connected with said data collection and analysis mechanism (3).
3. The device for testing the abnormal sound of automobile parts according to claim 2, wherein the suction cup type soundproof cover (21) comprises an electric suction cup, a pneumatic suction cup or a magnetic suction cup having a soundproof effect.
4. The device for testing the abnormal sound of the automobile parts according to claim 1, wherein the sound insulation mechanism (2) comprises a half-wrapped sound insulation cover (22), the half-wrapped sound insulation cover (22) is arranged in a production line station, the sound collection mechanism (1) is arranged in the half-wrapped sound insulation cover (22) and is connected with the automobile parts to be tested, and a transmission line of the sound collection mechanism (1) extends out of the half-wrapped sound insulation cover (22) and is connected with the data collection and analysis mechanism (3).
5. The apparatus for testing abnormal noise of automobile parts according to claim 4, wherein the cross-section of the half-wrapped type soundproof cover (22) includes an arc structure, a square structure or a trapezoidal structure.
6. The device for testing the abnormal sound of the automobile parts as claimed in claim 1, wherein the sound insulation mechanism (2) comprises a first sealed sound insulation cover, the first sealed sound insulation cover is arranged at a production line station, a window capable of being opened and closed is arranged on the first sealed sound insulation cover and used for taking and placing the automobile parts to be tested, the sound collection mechanism (1) is positioned in the first sealed sound insulation cover, the data collection and analysis mechanism (3) and the display mechanism (4) are positioned outside the first sealed sound insulation cover, and a transmission line of the sound collection mechanism (1) extends out of the first sealed sound insulation cover and is connected with the data collection and analysis mechanism (3).
7. The device for testing the abnormal sound of the automobile parts according to claim 1, wherein the sound insulation mechanism (2) comprises a second sealed sound insulation cover, the second sealed sound insulation cover is arranged at a production line station, a door allowing a worker to enter the second sealed sound insulation cover is arranged on the second sealed sound insulation cover, a test rack for placing the automobile parts to be tested is arranged in the second sealed sound insulation cover, the sound collection mechanism (1) is arranged in the second sealed sound insulation cover, the data collection and analysis mechanism (3) and the display mechanism (4) are arranged outside the second sealed sound insulation cover, and a transmission line of the sound collection mechanism (1) extends out of the second sealed sound insulation cover and is connected with the data collection and analysis mechanism (3).
8. The device for testing the abnormal sound of automobile parts according to claim 7, wherein the data acquisition and analysis mechanism (3) and/or the display mechanism (4) are/is located in the second sealed sound-proof housing, and the transmission of the sound acquisition mechanism (1) is connected with the data acquisition and analysis mechanism (3).
9. The device for testing the abnormal sound of the automobile parts according to claim 1, wherein the sound collection mechanism (1) comprises a sound pressure sensor, the data collection and analysis mechanism (3) comprises a data collection and analysis instrument, and the display mechanism (4) comprises a display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922159774.XU CN211121610U (en) | 2019-12-05 | 2019-12-05 | Device for testing abnormal sound of automobile parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922159774.XU CN211121610U (en) | 2019-12-05 | 2019-12-05 | Device for testing abnormal sound of automobile parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211121610U true CN211121610U (en) | 2020-07-28 |
Family
ID=71694633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922159774.XU Active CN211121610U (en) | 2019-12-05 | 2019-12-05 | Device for testing abnormal sound of automobile parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211121610U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112770207A (en) * | 2020-12-25 | 2021-05-07 | 深圳供电局有限公司 | Sound transmission device |
-
2019
- 2019-12-05 CN CN201922159774.XU patent/CN211121610U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112770207A (en) * | 2020-12-25 | 2021-05-07 | 深圳供电局有限公司 | Sound transmission device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108663115A (en) | A kind of car inside idle noise objective quantification evaluation method | |
| CN211121610U (en) | Device for testing abnormal sound of automobile parts | |
| CN106405349A (en) | Method and system of intrusion ultra high frequency and ultrasonic detection of partial discharge in transformer oil | |
| CN107894280A (en) | Hand-held vibration noise measuring instrument and its vibration noise measuring method | |
| CN208520476U (en) | A kind of high-speed transplanter noise qualities evaluation system | |
| CN104185107A (en) | Heart rate detection method of earphone and earphone capable of detecting heart rate | |
| CN110087176A (en) | Microphone multiband clock frequency response detection device | |
| CN208607331U (en) | A kind of generator stator core detection device and system | |
| CN101149287A (en) | Apparatus suitable for acoustic test for production field and test method | |
| CN111491248A (en) | Audio detection system and audio detection method of electronic product | |
| CN202548230U (en) | Audio monitoring device | |
| CN116935894A (en) | Micro-motor abnormal sound identification method and system based on time-frequency domain mutation characteristics | |
| CN205384249U (en) | Ultrasonic transducer of size is pressed in control | |
| CN104879294B (en) | A kind of water pump transient signal analytical equipment and method | |
| CN217358737U (en) | Transformer space noise detection circuit | |
| CN202710518U (en) | Watermelon ripeness detector | |
| CN215448187U (en) | Electronic product noise testing device | |
| CN115955645A (en) | System for testing performance of loudspeaker on line | |
| CN213813483U (en) | Sample collection and wireless network transmission device for gas detection | |
| CN210465342U (en) | Door and window testing arrangement | |
| JPH0262920A (en) | Inspection device for operation sound of motor-driven equipment | |
| CN214756920U (en) | Anti-interference electroacoustic tester | |
| CN203029209U (en) | Speech function detecting processing system | |
| CN112927720A (en) | Audio anomaly detection method and device | |
| CN219248064U (en) | Vehicle voice loudspeaker fault diagnosis equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |