CN203929903U - Test table - Google Patents
Test table Download PDFInfo
- Publication number
- CN203929903U CN203929903U CN201420287013.7U CN201420287013U CN203929903U CN 203929903 U CN203929903 U CN 203929903U CN 201420287013 U CN201420287013 U CN 201420287013U CN 203929903 U CN203929903 U CN 203929903U
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- China
- Prior art keywords
- test table
- support
- test
- output shaft
- tapered sleeve
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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.)
- Expired - Lifetime
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- 238000012360 testing method Methods 0.000 title claims abstract description 75
- 238000001514 detection method Methods 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims abstract description 8
- 238000001228 spectrum Methods 0.000 claims abstract description 6
- 238000003825 pressing Methods 0.000 claims description 17
- 230000033001 locomotion Effects 0.000 claims description 10
- 210000003128 head Anatomy 0.000 claims description 9
- 210000000624 ear auricle Anatomy 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000005070 sampling Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model discloses a kind of test table, noise while work for testing a wiper motor, it comprises a test platform, one is located at the electric machine support on described test platform, be located at respectively a noise detection device and a motor electric supply installation of described electric machine support both sides, one is located at the torque detecting apparatus that is used to described wiper motor load to be provided and to detect of described electric machine support bottom, wherein, described noise detection device comprises the relocatable air supported head for contacting with the outside surface of described wiper motor of being located at described electric machine support top, one microphone being connected with described air supported head, one spectrum analyzer being connected with described microphone, described air supported head and described microphone are fixed on described test platform by a back up pad.Testing platform automaticity of the present utility model is high, detection efficiency is high, and can realize the performance of the each motor of full pattern detection.
Description
Technical field
The utility model relates to a kind of test table, particularly a kind of test table of the noise while working for testing automobile rain shaving electrical machine.
Background technology
Main Noise Sources and vibration source power assembly etc. on current automobile have obtained good control, and the noise problem of former uncared-for other system and parts causes people's attention gradually.The internal car noise problem causing when front wiper work is wherein obvious.
In the test process of rain shaving electrical machine, relate to multiple test technology and checkout equipment, current production firm's great majority at home adopt artificial laboratory sampling observation mode, and adopt similar test mode, in general production efficiency lower (detecting required time is generally: 120 seconds/part), and comparatively harsh to the requirement of checkout equipment, operating environment, use input cost higher, and can not ensure the quality of motor performance completely.The quality of rain shaving electrical machine is directly connected to driver's correct judgement, is more related to the important contents such as personal safety.
Therefore, need to provide a kind of automaticity high, the checkout equipment that use cost is low ensures that the performance of every rain shaving electrical machine reaches final request for utilization.
Utility model content
The technical problems to be solved in the utility model is to be only the defect of sampling observation in order to overcome in prior art to the detection of wiper motor, and a kind of test table is provided.
The utility model is to solve above-mentioned technical matters by following technical proposals:
A kind of test table, noise while work for testing a wiper motor, its feature is, it comprises a test platform, one is located at the electric machine support on described test platform, be located at respectively a noise detection device and a motor electric supply installation of described electric machine support both sides, one is located at the torque detecting apparatus that is used to described wiper motor load to be provided and to detect of described electric machine support bottom, wherein, described noise detection device comprises the relocatable air supported head for contacting with the outside surface of described wiper motor of being located at described electric machine support top, one microphone being connected with described air supported head, one spectrum analyzer being connected with described microphone, described air supported head and described microphone are fixed on described test platform by a back up pad.
Preferably, described torque detecting apparatus comprises that a support, is located at drive motor, a torque sensor being connected with the output shaft of described drive motor, the scrambler on described support, one side of described scrambler is connected with described torque sensor, the opposite side of described scrambler is connected for the tapered sleeve axle of the output shaft that clamps described wiper motor with one, one elastomeric element and a pressing plate are located on described tapered sleeve axle, and described pressing plate compresses residence and states elastomeric element, the both sides of described pressing plate respectively with the output shaft phase interlock of a clamping cylinder.The movement locus of the output shaft of described clamping cylinder parallels with the center line of described tapered sleeve axle.
Preferably, described tapered sleeve axle comprises axial region always, a tapered sleeve portion being fixedly connected with described d-axis portion, and wherein, described tapered sleeve portion is provided with some ear lobes portion, and described in adjacent two, between ear lobe portion, top separates, bottom is connected.
Preferably, described elastomeric element is Rectangular Spring.Rectangular Spring is more easily installed on described tapered sleeve axle compared to coil component spring.
Preferably, described torque detecting apparatus also comprises that a set lagging, being slidably connected with described support is fixedly arranged on the jacking cylinder for support described in lifting on described set lagging.So so that rise the tapered sleeve axle on described support and support, described tapered sleeve axle is liftably connected with described wiper motor.
In the time that the output shaft of described jacking cylinder stretches out, described pressing plate is lifted, and described elastomeric element returns back to nature elongation state, makes described pressing plate compress described tapered sleeve portion; When output shaft when retraction of described jacking cylinder, described pressing plate declines, and makes described elastomeric element compressed, makes described pressing plate loosen described tapered sleeve portion.
Preferably, the center of described set lagging offers the breach of a strip, the back side of described support is provided with a connecting rod through described breach, the output shaft phase interlock of described connecting rod and described jacking cylinder, and the movement locus of the output shaft of described jacking cylinder parallels or coincides with the center line of described tapered sleeve axle.So, so that the tapered sleeve axle on described support and described support is liftably connected with described wiper motor, and project organization compactness like this, reduces the volume of described test table.
Preferably, described motor electric supply installation comprises that a plug, a plug transfer cylinder, one connect the web joint of described plug and described plug transfer cylinder, one and the cylinder fixed support that is connected of described plug transfer cylinder, described cylinder fixed support is fixed on described test platform, and the direction of motion of output shaft and the direction of motion of described plug of described plug transfer cylinder are consistent.So so that described plug can according to circumstances insert or extract.
Preferably, described test table also comprises a chain conveyor, and described chain conveyor is located at the below of described test platform and is slidably connected with described test platform.So to improve the automaticity of described test table.
Preferably, described test table also comprises that one is around in described test platform sound insulaton room around, and described chain conveyor passes across described sound insulaton room.So to reduce the interference of surrounding environment to noise test.
In the utility model, above-mentioned optimum condition can combination in any on the basis that meets this area general knowledge, obtains each preferred embodiment of the present utility model.
Positive progressive effect of the present utility model is: testing platform of the present utility model has changed the test mode of traditional detection wiper motor noise, production efficiency high (detect required time only need 15 seconds/part), automaticity are high, the requirement of checkout equipment and operating environment is lower with respect to prior art, equipment investment cost is little, and can ensure to detect the motor performance of entire quantity, therefore greatly improve detection efficiency and the quality of production of wiper motor.
Brief description of the drawings
Fig. 1 is the structural representation of the test table of the utility model one preferred embodiment.
Fig. 2 is the partial structurtes schematic diagram of the test table of the utility model one preferred embodiment.
Fig. 3 is the structural representation of the noise detection device of the utility model one preferred embodiment.
Fig. 4 is the structural representation of the motor electric supply installation of the utility model one preferred embodiment.
Fig. 5 is the structural representation of the torque detecting apparatus of the utility model one preferred embodiment.
Fig. 6 is the cross-sectional view of the torque detecting apparatus of the utility model one preferred embodiment.
Fig. 7 is the structural representation at the back side of the torque detecting apparatus of the utility model one preferred embodiment.
Fig. 8 is the structural representation in the sound insulaton room of the utility model one preferred embodiment.
Embodiment
Enumerate preferred embodiment below, and carry out by reference to the accompanying drawings the clearer the utility model that intactly illustrates.
Embodiment 1
As shown in Figures 1 to 8, a kind of test table, noise when testing a wiper motor 10 and work, it comprises that a test platform 1, is located at electric machine support 2 on test platform 1, is located at respectively a noise detection device 3 of electric machine support 2 both sides and a motor electric supply installation 4, and is located at the torque detecting apparatus 5 that is used to wiper motor 10 load to be provided and to detect of electric machine support 2 bottoms.
Noise detection device 3 comprises relocatable air supported head 31, a microphone being connected with air supported head 31 32, a spectrum analyzer being connected with microphone 32 for contacting with the outside surface of wiper motor 10 of being located at electric machine support 2 tops, and air supported head 31 and microphone 32 are fixed on test platform 1 by a back up pad 33.
Motor electric supply installation 4 comprises the web joint 42, one and the cylinder fixed support 44 that is connected of plug transfer cylinder 43 of a plug 41, a plug transfer cylinder 43, an attachment plug 41 and plug transfer cylinder 43, cylinder fixed support 44 is fixed on test platform 1, and the direction of motion of the output shaft of plug transfer cylinder 43 is consistent with the direction of motion of plug 41.
Described torque detecting apparatus 5 comprises a support 51, drive motor 52, a torque sensor being connected with the output shaft of drive motor 52 53, a scrambler 54 of being located on support 51, one side of scrambler 54 is connected with torque sensor 53, the opposite side of scrambler 54 is connected for the tapered sleeve axle 56 of the output shaft that clamps wiper motor 10 with one, one elastomeric element 57 and a pressing plate 55 are located on tapered sleeve axle 56, and pressing plate 55 compresses elastomeric element 57, the both sides of pressing plate 55 respectively with the output shaft phase interlock of a clamping cylinder 58.Elastomeric element 57 is Rectangular Springs.
Tapered sleeve axle 56 comprises axial region always, a tapered sleeve portion being fixedly connected with described d-axis portion, and wherein, described tapered sleeve portion is provided with some ear lobes portion, and described in adjacent two, between ear lobe portion, top separates, bottom is connected.
Torque detecting apparatus 5 also comprises set lagging 60, the jacking cylinder 61 for lifting support 51 being fixedly arranged on set lagging 60 being slidably connected with support 51.The center of support 51 backboards offers the breach of a strip, the back side of support 51 is provided with a connecting rod 59 through described breach, the output shaft phase interlock of connecting rod 59 and jacking cylinder 61, and the movement locus of the output shaft of jacking cylinder 61 parallels or coincides with the center line of tapered sleeve axle 56.
In the time that the output shaft of jacking cylinder 61 stretches out, pressing plate 55 is lifted, and elastomeric element 57 returns back to nature elongation state, makes pressing plate 55 compress the tapered sleeve portion on tapered sleeve axle 56; In the time that the output shaft of jacking cylinder 61 bounces back, pressing plate 55 declines, and makes elastomeric element 57 compressed, makes pressing plate 55 loosen the tapered sleeve portion on tapered sleeve axle 56.
Described test table also comprises a chain conveyor 6, and chain conveyor 6 is located at the below of test platform 1 and is slidably connected with test platform 1.
Described test table also comprises that one is around in test platform 1 sound insulaton room 7 around, and chain conveyor 6 passes across sound insulaton room 7.
The operation steps of testing platform of the present utility model is as follows:
1, manually being placed on electric machine support for the wiper motor test block of needs test, can lay in many test specimens to be measured.
2, press device start button.
3, test platform arrives device interior under the transmission of chain conveyor, and jacking cylinder rises and puts in place, and clamping cylinder rises and puts in place, and Motor torque pick-up unit is held the output shaft of wiper motor tightly, and applies respectively the load of height gear.
4, wiper motor power device work, plug transfer cylinder is connected connecing electric plug and motor, makes the running of rain shaving electrical machine simulation actual condition.
5, microphone pre-compressing device work, microphone is accepted the noise sending from wiper motor, and sends real-time noise data to spectrum analyzer.
6, the noise data of spectrum analyzer record test.
7, the output shaft of clamping cylinder declines, torque detecting apparatus unclamps the output shaft of wiper motor, the output shaft of jacking cylinder declines and puts in place, plug transfer cylinder disconnects connecing electric plug and motor, and this wiper motor that completes test flows out test table inside with chain conveyor.
8, next test block flows into test table, repeats above-mentioned steps.
Testing platform of the present utility model has changed the noise test mode of traditional detection wiper motor, production efficiency is high, automaticity is high, use input cost less, and the requirement to checkout equipment, operating environment reduces compared with prior art, and can not ensure the fine or not problem of motor performance completely.
Although more than described embodiment of the present utility model, it will be understood by those of skill in the art that these only illustrate, protection domain of the present utility model is limited by appended claims.Those skilled in the art is not deviating under the prerequisite of principle of the present utility model and essence, can make various changes or modifications to these embodiments, but these changes and amendment all fall into protection domain of the present utility model.
Claims (9)
1. a test table, noise while work for testing a wiper motor, it is characterized in that, it comprises a test platform, one is located at the electric machine support on described test platform, be located at respectively a noise detection device and a motor electric supply installation of described electric machine support both sides, one is located at the torque detecting apparatus that is used to described wiper motor load to be provided and to detect of described electric machine support bottom, wherein, described noise detection device comprises the relocatable air supported head for contacting with the outside surface of described wiper motor of being located at described electric machine support top, one microphone being connected with described air supported head, one spectrum analyzer being connected with described microphone, described air supported head and described microphone are fixed on described test platform by a back up pad.
2. test table as claimed in claim 1, it is characterized in that, described torque detecting apparatus comprises a support, one is located at the drive motor on described support, one torque sensor being connected with the output shaft of described drive motor, one scrambler, one side of described scrambler is connected with described torque sensor, the opposite side of described scrambler is connected for the tapered sleeve axle of the output shaft that clamps described wiper motor with one, one elastomeric element and a pressing plate are located on described tapered sleeve axle, and described pressing plate compresses residence and states elastomeric element, the both sides of described pressing plate respectively with the output shaft phase interlock of a clamping cylinder.
3. test table as claimed in claim 2, is characterized in that, described tapered sleeve axle comprises axial region always, a tapered sleeve portion being fixedly connected with described d-axis portion, and wherein, described tapered sleeve portion is provided with some ear lobes portion.
4. test table as claimed in claim 2, is characterized in that, described elastomeric element is Rectangular Spring.
5. test table as claimed in claim 2, is characterized in that, described torque detecting apparatus also comprises that a set lagging, being slidably connected with described support is fixedly arranged on the jacking cylinder for support described in lifting on described set lagging.
6. test table as claimed in claim 5, it is characterized in that, the center of described set lagging offers the breach of a strip, the back side of described support is provided with a connecting rod through described breach, the output shaft phase interlock of described connecting rod and described jacking cylinder, and the movement locus of the output shaft of described jacking cylinder parallels or coincides with the center line of described tapered sleeve axle.
7. the test table as described in any one in claim 1～6, it is characterized in that, described motor electric supply installation comprises that a plug, a plug transfer cylinder, one connect the web joint of described plug and described plug transfer cylinder, one and the cylinder fixed support that is connected of described plug transfer cylinder, described cylinder fixed support is fixed on described test platform, and the direction of motion of output shaft and the direction of motion of described plug of described plug transfer cylinder are consistent.
8. test table as claimed in claim 7, is characterized in that, described test table also comprises a chain conveyor, and described chain conveyor is located at the below of described test platform and is slidably connected with described test platform.
9. test table as claimed in claim 8, is characterized in that, described test table also comprises that one is around in described test platform sound insulaton room around, and described chain conveyor passes across described sound insulaton room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420287013.7U CN203929903U (en) | 2014-05-30 | 2014-05-30 | Test table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420287013.7U CN203929903U (en) | 2014-05-30 | 2014-05-30 | Test table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203929903U true CN203929903U (en) | 2014-11-05 |
Family
ID=51825700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420287013.7U Expired - Lifetime CN203929903U (en) | 2014-05-30 | 2014-05-30 | Test table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203929903U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105421821A (en) * | 2015-11-05 | 2016-03-23 | Tcl王牌电器(惠州)有限公司 | Spliced home theater test room and test system for home theater equipment |
| CN111780851A (en) * | 2020-07-07 | 2020-10-16 | 东风博泽汽车***有限公司 | Noise monitoring device and method for miniature speed reduction motor |
| US11555752B2 (en) | 2020-02-12 | 2023-01-17 | Honda Motor Co., Ltd. | Systems and methods of verifying the assembly of a vehicle wiper assembly |
-
2014
- 2014-05-30 CN CN201420287013.7U patent/CN203929903U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105421821A (en) * | 2015-11-05 | 2016-03-23 | Tcl王牌电器(惠州)有限公司 | Spliced home theater test room and test system for home theater equipment |
| CN105421821B (en) * | 2015-11-05 | 2019-01-18 | Tcl王牌电器(惠州)有限公司 | The test macro in spliced home theater test room and home theater equipment |
| US11555752B2 (en) | 2020-02-12 | 2023-01-17 | Honda Motor Co., Ltd. | Systems and methods of verifying the assembly of a vehicle wiper assembly |
| CN111780851A (en) * | 2020-07-07 | 2020-10-16 | 东风博泽汽车***有限公司 | Noise monitoring device and method for miniature speed reduction motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20160412 Granted publication date: 20141105 |
|
| RINS | Preservation of patent right or utility model and its discharge | ||
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20210412 Granted publication date: 20141105 |
|
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20210412 Granted publication date: 20141105 |
|
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20240412 Granted publication date: 20141105 |