CN109580226A - A kind of comprehensive measuring device of twin shaft coil motor bearing noise - Google Patents
A kind of comprehensive measuring device of twin shaft coil motor bearing noise Download PDFInfo
- Publication number
- CN109580226A CN109580226A CN201811258718.5A CN201811258718A CN109580226A CN 109580226 A CN109580226 A CN 109580226A CN 201811258718 A CN201811258718 A CN 201811258718A CN 109580226 A CN109580226 A CN 109580226A
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- Prior art keywords
- shaft
- supporting table
- noise
- measuring device
- motor
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Classifications
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- 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
-
- 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 discloses a kind of comprehensive measuring devices of twin shaft coil motor bearing noise, including pedestal, sliding block, crane, main workbench, driving motor and noise decibel table, the crane is equipped with supporting table, it is fixedly connected between supporting table and crane by screw, the upper surface center of supporting table is provided with groove, inside grooves are equipped with supporting table, go back screw thread on second screw rod and are equipped with thread slider, noise decibel table is fixedly installed on the downside of second limited post.By translating cent shellfish table or so, to meet various dimensions test, the decibel value of the bearing noise of each point is effectively measured, the accuracy of noise-measuring is improved, and it is respectively provided with noise decibel table in the two sides to measured motor, it is then averaged to greatly improve measuring accuracy by contrast test；It can also be rotated by driving to measured motor, be measured to treat 360 ° of full angles of measured motor, by the data of multiple groups different angle, further accurately assess bearing noise.
Description
Technical field
The present invention relates to motor field, specifically a kind of comprehensive measuring device of twin shaft coil motor bearing noise.
Background technique
According to the different modes that noise of motor generates, its noise can be substantially divided into three categories: 1. electromagnetic noise；2. mechanical
Noise；3. aerodynamic noise.Electromagnetic noise is mainly acted on caused by the radial component of stator core as air-gap field.
It is propagated outward by magnetic yoke, and stator core is made to generate vibration deformation.The followed by tangential component of air-gap field, it and electromagnetism turn
Square is on the contrary, vibrate iron core teeth local deformation.When the intrinsic frequency of radial electromagnetic force wave and stator is close, will cause altogether
Vibration, greatly enhances vibration and noise, or even jeopardize the safety of motor.It generally requires when being detected to Motor Production Test to motor
Noise is detected, and existing noise measuring generally carries out multi-point sampler to motor by hand-held noise test instrument, but holds and make an uproar
Sound tester is affected to noise, to cause the situation of test result inaccuracy.
Summary of the invention
It is above-mentioned to solve the purpose of the present invention is to provide a kind of comprehensive measuring device of twin shaft coil motor bearing noise
The problem of being proposed in background technique.
To achieve the above object, the invention provides the following technical scheme:
A kind of comprehensive measuring device of twin shaft coil motor bearing noise, including pedestal, sliding block, crane, main workbench, driving
Motor and noise decibel table, the chassis interior are hollow structure, and the inner hub location of pedestal, which is fixed by the bracket, to be equipped with
Dual-axle motor is fixedly connected with extending shaft by shaft coupling on the both ends output shaft of dual-axle motor, and the other end of extending shaft passes through
Bearing is fixedly mounted on the two sides inner wall of pedestal, gear, and the upside engagement of drive bevel gear is connected with driven wheel of differential, driven
The core wheel of bevel gear, which goes out to be interference fitted, is equipped with driven shaft, and the left and right sides upper surface of the pedestal is symmetrically welded with column, stands
The inside of column is hollow structure and driven shaft penetrates inside column, and the upper end of driven shaft is fixedly connected with screw rod by shaft coupling,
Screw thread is equipped with sliding block on screw rod, and crane is equipped between the sliding block of the left and right sides, passes through weldering between crane and sliding block
It connects in succession.
The crane be equipped with supporting table, be fixedly connected between supporting table and crane by screw, supporting table it is upper
Centre of surface position is provided with groove, and inside grooves are equipped with supporting table, is clearance fit, the supporting table between supporting table and groove
Downside screw thread rotary shaft is installed, rotary shaft straight down and pierces into the inside of main workbench, and the inside of main workbench is sky
Interference fit is equipped with drive bevel gear on core structure and rotary shaft, and drive bevel gear is located at the inside of main workbench, initiative taper
The downside engagement of gear is connected with driven wheel of differential, that standard is interference fitted at the core wheel of driven wheel of differential to there is connecting shaft, is connected
Axis horizontally to the right and is pierced by main workbench, is rotatablely connected between connecting shaft and main workbench by bearing, and the right end of connecting shaft is solid
Dingan County is equipped with adjusting knob, and the two sides of the supporting table are slidably fitted with pull rod, and the inside thread of pull rod is equipped with limited block,
Sponge is bonded on the medial surface of limited block, the outside screw of pull rod is equipped with knob, connects between knob and supporting table limited
Position spring, pull rod are passed through between limit spring, the pull rod of two sides are pulled out, to make limited block move outward, then
It will be put between limited block to measured motor, releasing lever, so that limited block will be pressed from both sides to measured motor under the action of limit spring
It is tight to carry out, and by the effect of sponge, to make to measured motor in the running, dither noise will not be generated.
It is welded with top plate on the upside of the column, downside left and right two parts of mandril are equipped with mounting plate, mounting plate and top plate
It is connected by screw to vertically and between mounting plate and top plate, the downside center of the top plate, which is fixed by the bracket, is equipped with drive
Dynamic motor, driving motor are servo dual-axle motor, and the both ends of driving motor are fixedly connected with the second screw rod by shaft coupling, second
The both ends of screw rod are rotatably installed in the inside of mounting plate by bearing, are additionally provided with the second limited post below second screw rod,
Screw thread being gone back on second screw rod, thread slider being installed, thread slider is also slidably mounted on the second limited post, the second limited post pair
Thread slider plays the role of limition orientation, thus make thread slider that can only move left and right and cannot rotate, second limit
Noise decibel table is fixedly installed on the downside of the column of position.
As a further solution of the present invention: the dual-axle motor is two axis servo motor.
As further scheme of the invention: the other end of the extending shaft is fixedly mounted on the two of pedestal by bearing
On the inner wall of side.
As further scheme of the invention: the driven shaft passes through bearing straight up and between driven shaft and pedestal
It is fixedly connected.
As further scheme of the invention: passing through welded connecting between the crane and sliding block.
As further scheme of the invention: being clearance fit between the supporting table and groove.
As further scheme of the invention: passing through bearing between the connecting shaft and main workbench and be rotatablely connected.
As further scheme of the invention: the model CEL-240 digital sound level meter of the noise decibel table.
Compared with prior art, the beneficial effects of the present invention are: 1. will clamp progress by limited block to measured motor, and lead to
The effect of sponge is crossed, to make to measured motor in the running, dither noise will not be generated, excludes other disturbing factors, improves and surveys
The accuracy of amount；
2. by the steering of control dual-axle motor, to realize moving upwards for crane, thus drive indirectly motor to be measured to
Upper movement is adjusted to the distance between measured motor and noise decibel table, moreover it is possible to the rotation of the second screw rod is driven by driving motor, from
And the translation that makes noise decibel table or so effectively measures the decibel value of the bearing noise of each point to meet various dimensions test, improves
The accuracy of noise-measuring, and it is respectively provided with noise decibel table in the two sides to measured motor, it is then averaged by contrast test
Value is to greatly improve measuring accuracy；It can also be by rotating adjusting knob, to make between driven wheel of differential and drive bevel gear
Engagement connection, drives and rotates to measured motor, measure to treat 360 ° of full angles of measured motor, pass through multiple groups different angle
Data, further accurately assessment bearing noise, measurement data are more accurate.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of comprehensive measuring device of twin shaft coil motor bearing noise.
Fig. 2 is a kind of schematic diagram of the portion A amplification in comprehensive measuring device of twin shaft coil motor bearing noise.
Fig. 3 is the schematic diagram that supporting table is overlooked in a kind of comprehensive measuring device of twin shaft coil motor bearing noise.
In figure: 1- pedestal, 2- dual-axle motor, 3- extending shaft, 4- drive bevel gear, 5- driven wheel of differential, 6- driven shaft, 7-
Column, 8- screw rod, 9- sliding block, 10- crane, the main workbench of 11-, 12- groove, 13- supporting table, 14- rotary shaft, 15- are actively
Bevel gear, 16- driven wheel of differential, 17- connecting shaft, 18- adjusting knob, 19- wait for measured motor, 20- limited block, 21- sponge, 22-
Pull rod, 23- limit spring, 24- top plate, 25- mounting plate, 26- driving motor, the second screw rod of 27-, 28- thread slider, 29-
Two limited posts, 30- noise decibel table.
Specific embodiment
The technical solution of the patent is explained in further detail With reference to embodiment.
Please refer to Fig. 1-3, a kind of comprehensive measuring device of twin shaft coil motor bearing noise, including pedestal 1, sliding block 9, liter
Drop frame 10, main workbench 11, driving motor 26 and noise decibel table 30, be hollow structure inside the pedestal 1, pedestal 1 it is interior
Portion center, which is fixed by the bracket, is equipped with dual-axle motor 2, and dual-axle motor 2 is two axis servo motor, the both ends of dual-axle motor 2
Extending shaft 3 is fixedly connected with by shaft coupling on output shaft, the other end of extending shaft 3 is fixedly mounted on pedestal 1 by bearing
On the inner wall of two sides, interference fit is equipped with drive bevel gear 4 on extending shaft 3, and the upside engagement of drive bevel gear 4 is connected with driven
Bevel gear 5, the core wheel of driven wheel of differential 5, which goes out to be interference fitted, is equipped with driven shaft 6, and driven shaft 6 is straight up and driven shaft 6 and bottom
It is fixedly connected between seat 1 by bearing, the left and right sides upper surface of the pedestal 1 is symmetrically welded with column 7, the inside of column 7
For hollow structure and driven shaft 6 penetrates inside column 7, and the upper end of driven shaft 6 is fixedly connected with screw rod 8, screw rod 8 by shaft coupling
Upper screw thread is equipped with sliding block 9, and crane 10 is equipped between the sliding block 9 of the left and right sides, is passed through between crane 10 and sliding block 9
It is welded to connect, energization starts turning dual-axle motor 2, and the rotation of dual-axle motor 2 is to drive extending shaft 3 to start turning, extending shaft 3
On drive bevel gear 4 be meshed with driven wheel of differential 5, thus indirectly drive screw rod 8 start turning, between screw rod 8 and sliding block 9
It is threadedly coupled, and by the steering of control dual-axle motor 2, to realize moving upwards for crane 10.
The crane 10 is equipped with supporting table 13, is fixedly connected between supporting table 13 and crane 10 by screw, props up
The upper surface center of support platform 13 is provided with groove 12, supporting table 13 is equipped with inside groove 12, between supporting table 13 and groove 12
For clearance fit, the downside screw thread of the supporting table 13 is equipped with rotary shaft 14, and rotary shaft 14 straight down and pierces into main work
The inside of platform 11, the inside of main workbench 11 are that interference fit is equipped with drive bevel gear 15 in hollow structure and rotary shaft 14,
Drive bevel gear 15 is located at the inside of main workbench 11, and the downside engagement of drive bevel gear 15 is connected with driven wheel of differential 16, from
That standard being interference fitted at the core wheel of dynamic bevel gear 16 to there is a connecting shaft 17, connecting shaft 17 horizontally to the right and is pierced by main workbench 11,
It being rotatablely connected between connecting shaft 17 and main workbench 11 by bearing, the right end of connecting shaft 17 is fixedly installed with adjusting knob 19,
The two sides of the supporting table 13 are slidably fitted with pull rod 22, and the inside thread of pull rod 22 is equipped with limited block 20, limited block 20
Medial surface on be bonded with sponge 21, the outside screw of pull rod 22 is equipped with knob, connects between knob and supporting table 13 limited
Position spring 23, pull rod 22 are passed through between limit spring 23, the pull rod 22 of two sides are pulled out, to make limited block 20 outward
It is mobile, it then will be put between limited block 20 to measured motor 19, releasing lever 22, thus under the action of limit spring 23,
Limited block 20 will be clamped to measured motor 19 and be carried out, and will not be produced by the effect of sponge 21 to make to measured motor in the running
Raw dither noise.
Top plate 24 is welded on the upside of the column 7, downside left and right two parts of mandril 24 are equipped with mounting plate 25, mounting plate
25 is vertical with top plate 24 and be connected by screw between mounting plate 25 and top plate 24, and the downside center of the top plate 24 passes through
Bracket is fixedly installed with driving motor 26, and driving motor 26 is servo dual-axle motor, and the both ends of driving motor 26 pass through shaft coupling
It is fixedly connected with the second screw rod 27, the both ends of the second screw rod 27 are rotatably installed in the inside of mounting plate 25 by bearing, and described
The lower section of two screw rods 27 is additionally provided with the second limited post 29, goes back screw thread on the second screw rod 27 and is equipped with thread slider 28, thread slider
28 are also slidably mounted on the second limited post 29, and the second limited post 29 plays the role of limition orientation to thread slider 28, to make
Thread slider 28 can only be moved left and right and cannot be rotated, and the downside of second limited post 29 is fixedly installed with noise decibel
Table 30, the model CEL-240 digital sound level meter of noise decibel table 30.
The working principle of the invention is: when needing to treat measured motor progress bearing noise test, pulling out two sides
Then pull rod 22 will be put between limited block 20, releasing lever so that limited block 20 be made to move outward to measured motor 19
22, so that limited block 20 will clamp the effect for carrying out, and passing through sponge 21 to measured motor 19 under the action of limit spring 23,
To make to measured motor in the running, dither noise will not be generated；It is then electrified to start turning dual-axle motor 2, dual-axle motor 2
To drive extending shaft 3 to start turning, the drive bevel gear 4 on extending shaft 3 is meshed with driven wheel of differential 5 for rotation, thus
Tape splicing moves screw rod 8 and starts turning, and is threadedly coupled between screw rod 8 and sliding block 9, and by the steering of control dual-axle motor 2, thus real
Existing crane 10 moves upwards, so that motor 19 to be measured be driven to move upwards indirectly, adjusts to measured motor 19 and noise decibel
The distance between table 30, moreover it is possible to the rotation of the second screw rod 27 be driven by driving motor 26, to keep noise decibel table 30 or so flat
It moves, to meet various dimensions test, effectively measures the decibel value of the bearing noise of each point, improve the accuracy of noise-measuring, and
And it is respectively provided with noise decibel table 30 in the two sides to measured motor 14, it is then averaged to greatly improve survey by contrast test
Try precision；It can also be by rotating adjusting knob 18, to make to engage connection, band between driven wheel of differential 16 and drive bevel gear 15
It is dynamic to be rotated to measured motor 19, it is measured to treat 360 ° of full angles of measured motor, by the data of multiple groups different angle, into one
Accurately assessment bearing noise, measurement data are more accurate for step.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (9)
1. a kind of comprehensive measuring device of twin shaft coil motor bearing noise, including pedestal (1), sliding block (9), crane (10),
Main workbench (11), driving motor (26) and noise decibel table (30), it is characterised in that: be hollow knot inside the pedestal (1)
Structure, the inner hub location of pedestal (1), which is fixed by the bracket, to be equipped with dual-axle motor (2), the both ends output shaft of dual-axle motor (2)
Upper to be fixedly connected with extending shaft (3) by shaft coupling, interference fit is equipped with drive bevel gear (4), initiative taper on extending shaft (3)
The upside engagement of gear (4) is connected with driven wheel of differential (5), the core wheel of driven wheel of differential (5) go out to be interference fitted be equipped with it is driven
The left and right sides upper surface of axis (6), the pedestal (1) is symmetrically welded with column (7), the inside of column (7) be hollow structure and
Driven shaft (6) penetrates column (7) inside, and the upper end of driven shaft (6) is fixedly connected with screw rod (8) by shaft coupling, on screw rod (8)
Screw thread is equipped with sliding block (9), is equipped with crane (10) between the sliding block (9) of the left and right sides；It is set on the crane (10)
Have supporting table (13), be fixedly connected between supporting table (13) and crane (10) by screw, in the upper surface of supporting table (13)
Heart position is provided with groove (12), is equipped with supporting table (13) inside groove (12), and the downside screw thread of the supporting table (13) is equipped with
Rotary shaft (14), rotary shaft (14) straight down and pierce into the inside of main workbench (11), and the inside of main workbench (11) is sky
Interference fit is equipped with drive bevel gear (15) on core structure and rotary shaft (14), and drive bevel gear (15) is located at main workbench
(11) the downside engagement of inside, drive bevel gear (15) is connected with driven wheel of differential (16), the core wheel of driven wheel of differential (16)
To being had connecting shaft (17), connecting shaft (17) horizontally to the right and is pierced by main workbench (11), connecting shaft (17) that standard of place's interference fit
Right end be fixedly installed with adjusting knob (19), the two sides of the supporting table (13) are slidably fitted with pull rod (22), pull rod
(22) inside thread is equipped with limited block (20), and sponge (21) are bonded on the medial surface of limited block (20)；The column (7)
Upside is welded with top plate (24), and downside left and right two parts of mandril (24) are equipped with mounting plate (25), mounting plate (25) and top plate
(24) vertical and be connected by screw between mounting plate (25) and top plate (24), the downside center of the top plate (24) passes through
Bracket is fixedly installed with driving motor (26), and driving motor (26) is servo dual-axle motor, and the both ends of driving motor (26) pass through
Shaft coupling is fixedly connected with the second screw rod (27), and the both ends of the second screw rod (27) are rotatably installed in mounting plate (25) by bearing
Inside is additionally provided with the second limited post (29) below second screw rod (27), goes back screw thread on the second screw rod (27) and be equipped with spiral shell
Line sliding block (28), thread slider (28) are also slidably mounted on the second limited post (29), the downside of second limited post (29)
It is fixedly installed with noise decibel table (30).
2. a kind of comprehensive measuring device of twin shaft coil motor bearing noise according to claim 1, it is characterised in that: institute
Stating dual-axle motor (2) is two axis servo motor.
3. a kind of comprehensive measuring device of twin shaft coil motor bearing noise according to claim 1, it is characterised in that: institute
The other end for stating extending shaft (3) is fixedly mounted on the two sides inner wall of pedestal (1) by bearing.
4. a kind of comprehensive measuring device of twin shaft coil motor bearing noise according to claim 1, it is characterised in that: institute
It states driven shaft (6) straight up and is fixedly connected between driven shaft (6) and pedestal (1) by bearing.
5. a kind of comprehensive measuring device of twin shaft coil motor bearing noise according to claim 1, it is characterised in that: institute
It states and passes through welded connecting between crane (10) and sliding block (9).
6. a kind of comprehensive measuring device of twin shaft coil motor bearing noise according to claim 1, it is characterised in that: institute
It states between supporting table (13) and groove (12) as clearance fit.
7. a kind of comprehensive measuring device of twin shaft coil motor bearing noise according to claim 1, it is characterised in that: institute
It states and is rotatablely connected between connecting shaft (17) and main workbench (11) by bearing.
8. a kind of comprehensive measuring device of twin shaft coil motor bearing noise according to claim 1, it is characterised in that: institute
The outside screw for stating pull rod (22) is equipped with knob, is connected with limit spring (23), pull rod between knob and supporting table (13)
(22) it is passed through between limit spring (23).
9. a kind of comprehensive measuring device of twin shaft coil motor bearing noise according to claim 1, it is characterised in that: institute
State the model CEL-240 digital sound level meter of noise decibel table (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811258718.5A CN109580226B (en) | 2018-10-26 | 2018-10-26 | All-round measuring device of biax coil pipe motor bearing noise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811258718.5A CN109580226B (en) | 2018-10-26 | 2018-10-26 | All-round measuring device of biax coil pipe motor bearing noise |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109580226A true CN109580226A (en) | 2019-04-05 |
| CN109580226B CN109580226B (en) | 2020-11-24 |
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ID=65920975
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811258718.5A Active CN109580226B (en) | 2018-10-26 | 2018-10-26 | All-round measuring device of biax coil pipe motor bearing noise |
Country Status (1)
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| CN (1) | CN109580226B (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110542613A (en) * | 2019-10-08 | 2019-12-06 | 太原理工大学 | Self-balancing adjustable mechanical loading test device |
| CN110823552A (en) * | 2019-12-17 | 2020-02-21 | 万向钱潮（上海）汽车系统有限公司 | Electronic parking caliper noise measurement device and measurement method |
| CN111024391A (en) * | 2019-12-12 | 2020-04-17 | 广州欧特士传动设备有限公司 | Noise testing device for speed reducer |
| CN111060256A (en) * | 2019-12-17 | 2020-04-24 | 杨颖聪 | Sleeve pipe leak hunting device is used in water pipe preparation |
| CN111256994A (en) * | 2020-02-12 | 2020-06-09 | 同济大学 | Rolling bearing fault diagnosis simulation experiment device |
| CN112284734A (en) * | 2020-09-25 | 2021-01-29 | 蚌埠弘皓机电有限公司 | Bearing rotation detection equipment |
| CN112683534A (en) * | 2020-12-19 | 2021-04-20 | 吴晓清 | Noise detection device for automobile hub bearing and detection method thereof |
| CN113865694A (en) * | 2021-09-07 | 2021-12-31 | 山东翔讯科技有限公司 | Motor noise detection method and detection device |
| CN113945269A (en) * | 2021-09-28 | 2022-01-18 | 国网浙江省电力有限公司电力科学研究院 | Visual detection equipment for vibration noise of transformer |
| CN114199564A (en) * | 2021-12-14 | 2022-03-18 | 方盛车桥(合肥)有限公司 | Drive axle noise and lubrication testing device |
| CN115219014A (en) * | 2022-07-12 | 2022-10-21 | 国网安徽省电力有限公司马鞍山供电公司 | Power transformer with noise monitoring mechanism |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012078352A (en) * | 2010-09-10 | 2012-04-19 | Sinfonia Technology Co Ltd | Automobile noise testing apparatus |
| CN206683753U (en) * | 2016-12-25 | 2017-11-28 | 重庆市爱华机电有限公司双福分公司 | A kind of motor noise testboard |
| CN207263293U (en) * | 2017-07-11 | 2018-04-20 | 全南县超亚科技有限公司 | A kind of micro machine noise test equipment |
| CN108339893A (en) * | 2018-05-07 | 2018-07-31 | 李均辉 | A kind of prototype fabrication monolithic punching core mold |
| CN207922982U (en) * | 2017-12-28 | 2018-09-28 | 常志强 | Model machine production stator core outer circle jitter detection apparatus |
| CN108608027A (en) * | 2018-05-11 | 2018-10-02 | 荆门它山之石电子科技有限公司 | A kind of intelligent die production and processing device |
-
2018
- 2018-10-26 CN CN201811258718.5A patent/CN109580226B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012078352A (en) * | 2010-09-10 | 2012-04-19 | Sinfonia Technology Co Ltd | Automobile noise testing apparatus |
| CN206683753U (en) * | 2016-12-25 | 2017-11-28 | 重庆市爱华机电有限公司双福分公司 | A kind of motor noise testboard |
| CN207263293U (en) * | 2017-07-11 | 2018-04-20 | 全南县超亚科技有限公司 | A kind of micro machine noise test equipment |
| CN207922982U (en) * | 2017-12-28 | 2018-09-28 | 常志强 | Model machine production stator core outer circle jitter detection apparatus |
| CN108339893A (en) * | 2018-05-07 | 2018-07-31 | 李均辉 | A kind of prototype fabrication monolithic punching core mold |
| CN108608027A (en) * | 2018-05-11 | 2018-10-02 | 荆门它山之石电子科技有限公司 | A kind of intelligent die production and processing device |
Non-Patent Citations (1)
| Title |
|---|
| 康延辉等: "滚动轴承噪声与振动测试环境系统的改进", 《哈尔滨轴承》 * |
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| CN110542613A (en) * | 2019-10-08 | 2019-12-06 | 太原理工大学 | Self-balancing adjustable mechanical loading test device |
| CN111024391A (en) * | 2019-12-12 | 2020-04-17 | 广州欧特士传动设备有限公司 | Noise testing device for speed reducer |
| CN110823552B (en) * | 2019-12-17 | 2022-04-22 | 万向钱潮（上海）汽车系统有限公司 | Electronic parking caliper noise measurement device and measurement method |
| CN110823552A (en) * | 2019-12-17 | 2020-02-21 | 万向钱潮（上海）汽车系统有限公司 | Electronic parking caliper noise measurement device and measurement method |
| CN111060256A (en) * | 2019-12-17 | 2020-04-24 | 杨颖聪 | Sleeve pipe leak hunting device is used in water pipe preparation |
| CN111060256B (en) * | 2019-12-17 | 2021-10-26 | 江苏亚盛休闲用品有限公司 | Sleeve pipe leak hunting device is used in water pipe preparation |
| CN111256994A (en) * | 2020-02-12 | 2020-06-09 | 同济大学 | Rolling bearing fault diagnosis simulation experiment device |
| CN111256994B (en) * | 2020-02-12 | 2021-05-11 | 同济大学 | Rolling bearing fault diagnosis simulation experiment device |
| CN112284734A (en) * | 2020-09-25 | 2021-01-29 | 蚌埠弘皓机电有限公司 | Bearing rotation detection equipment |
| CN112683534A (en) * | 2020-12-19 | 2021-04-20 | 吴晓清 | Noise detection device for automobile hub bearing and detection method thereof |
| CN112683534B (en) * | 2020-12-19 | 2022-11-01 | 长春众升科技发展有限公司 | Noise detection device for automobile hub bearing and detection method thereof |
| CN113865694A (en) * | 2021-09-07 | 2021-12-31 | 山东翔讯科技有限公司 | Motor noise detection method and detection device |
| CN113865694B (en) * | 2021-09-07 | 2023-12-05 | 山东翔讯科技有限公司 | Motor noise detection method and detection device |
| CN113945269A (en) * | 2021-09-28 | 2022-01-18 | 国网浙江省电力有限公司电力科学研究院 | Visual detection equipment for vibration noise of transformer |
| CN114199564A (en) * | 2021-12-14 | 2022-03-18 | 方盛车桥(合肥)有限公司 | Drive axle noise and lubrication testing device |
| CN115219014A (en) * | 2022-07-12 | 2022-10-21 | 国网安徽省电力有限公司马鞍山供电公司 | Power transformer with noise monitoring mechanism |
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