CN208953283U - Silencer box is used in a kind of test of bearing - Google Patents
Silencer box is used in a kind of test of bearing Download PDFInfo
- Publication number
- CN208953283U CN208953283U CN201821958045.XU CN201821958045U CN208953283U CN 208953283 U CN208953283 U CN 208953283U CN 201821958045 U CN201821958045 U CN 201821958045U CN 208953283 U CN208953283 U CN 208953283U
- Authority
- CN
- China
- Prior art keywords
- silencer box
- bearing
- test
- bearing test
- mounting surface
- 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
Landscapes
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model discloses a kind of bearing test silencer box, it includes silencer box ontology (1), the bearing test silencer box further includes the bearing test tooling (3) of driving device (2) and setting in the silencer box ontology (1) of setting outside in the silencer box ontology (1), and the driving device (2) drives the bearing test tooling (3) to be tested.The setting of the utility model driving device is external in silencer box sheet, can effectively eliminate the influence of driving device noise and vibration and external environmental factor to bear vibration test result.
Description
Technical field
The utility model relates to silencer box, in particular to silencer box is used in a kind of bearing test.
Background technique
With the development of science and technology with the needs of precision equipment, the noise of rolling bearing is as the important of accurate low noise bearing
Characteristic, the increasingly concern by rolling bearing manufacturer and user, become the key index of precision bearing development and production.
The detection of bearing noise and vibration, analysis are mainly completed in conventional chambers, assembly building, some is using conventional
Bear vibration instrument tested in semianechoic room, this test mode can not rule out instrument itself drive system generation make an uproar
Sound and vibration, prevent bear vibration instrument influences to vibrate bearing noise from accurately analyzing bearing noise and vibration Producing reason
Further research and analyse.
Utility model content
The purpose of this utility model is that in view of the above-mentioned drawbacks in the prior art, providing a kind of bearing test noise elimination
Case can reduce the influence that driving device tests bearing noise.
To realize above-mentioned purpose of utility model, the utility model adopts the technical scheme that a kind of bearing test with disappearing
Sound case comprising silencer box ontology, the bearing test silencer box further include that the external driving of the silencer box sheet is arranged in
Device and setting in the intrinsic bearing test tooling of the silencer box, the driving device drive the bearing test tooling into
Row test.
In addition, the utility model also proposes following attached technical scheme: the driving device includes speed regulating motor and driving
Axis, the output axis connection of described drive shaft one end and the speed regulating motor, the other end are connect with the bearing test tooling.
Described this body side surface of silencer box offer through wall and with the axis hole of ground level, the drive shaft is threaded through institute
It states in axis hole.
The drive shaft both ends are connected by shaft coupling with the speed regulating motor and bearing test tooling.
The bottom plate that described this body side surface of silencer box offers the mounting groove of perforation wall and is threaded through in the mounting groove.
The speed regulating motor and bearing test tooling are arranged on the bottom plate.
The bottom plate includes positioned at intrinsic first mounting surface of the silencer box and horizontally extending going out described to disappear
Second mounting surface of this walling of sound case.
The transition plates to adjust height is equipped on first mounting surface and the second mounting surface.
First mounting surface is mounted by means of bolts on the ground of silencer box ontology.
The transition plates includes the First Transition plate being fixedly mounted on the first mounting surface and is fixedly mounted on the second installation
The second transition plates on face, the bearing test tooling and speed regulating motor are separately mounted to the First Transition plate and the second transition
On plate.
Compared with the prior art, utility model has the advantages that
1. speed regulating motor setting it is external in silencer box sheet, can effectively eliminate speed regulating motor noise and vibration and external environment because
Influence of the element to bear vibration test result；
2. this body side surface of silencer box is equipped with the bottom plate of perforation wall, bearing test tooling and speed regulating motor are arranged at bottom plate
On, occupied area is small, and structure is simple, easy disassembly；
3. bottom plate is threaded through on silencer box ontology, silencer box is facilitated to carry.
Detailed description of the invention
Fig. 1 is the utility model silencer box side view.
Fig. 2 is the utility model driving device structure schematic diagram.
Fig. 3 is the utility model silencer box top view.
Fig. 4 is Fig. 1 partial enlarged view.
Specific embodiment
In conjunction with the preferred embodiment and its attached drawing is further unrestricted detailed to technical solutions of the utility model work
Explanation.
As shown in Figure 1, the present embodiment provides a kind of bearing test silencer box, including silencer box ontology 1, setting are being eliminated the noise
Driving device 2 outside case ontology 1 and the bearing test tooling 3 for being arranged in silencer box ontology 1 and being connected with driving device 2.It surveys
When examination, bearing 7 to be tested is put into bearing test tooling 3, driving device 2 drives bearing 7 to be tested and makes an uproar to the rotation of bearing
Sound is tested.
Further, as shown in Figures 2 and 3, the wall of silencer box ontology 1 is sound-proof wall body, and side 110 includes perforation
The mounting groove 12 of wall and the bottom plate 11 being threaded through in mounting groove 12.Bottom plate 11 includes that self installation slot 12 is horizontally extending extremely
The first mounting surface 111 in silencer box ontology 1 and extend the second mounting surface 112 outside silencer box ontology 1, the first mounting surface
111 are fixedly mounted on the ground of silencer box ontology 1 by bolt 113.Bottom plate 11 and 1 gap sound insulation by filling of silencer box ontology
Material guarantees silencer box soundproof effect.Bottom plate 11 is equipped with the First Transition plate being mounted on the first mounting surface 111 by bolt
It 141 and is mounted on the second transition plates 142, bearing test tooling 3 on the second mounting surface 112 and is fixedly mounted on First Transition plate 141
On, realize that 3 horizontal direction position of bearing test tooling is adjusted by adjusting First Transition plate 141 and 11 left-right position of bottom plate.
As shown in Fig. 2, driving device 2 includes speed regulating motor 21 and the drive shaft 22 connecting with speed regulating motor 21.Speed regulation electricity
Machine 21 is fixedly mounted in the second transition plates 142 by fixed frame 5.The side 110 of silencer box ontology 1 offers and 11 water of bottom plate
Flat axis hole 13, drive shaft 22 are threaded through in axis hole 13.To prevent from forming acoustic bridge inside and outside silencer box ontology 1, acoustics in case is influenced
Technical indicator does vibration isolation and noise elimination processing in axis hole 13, through walls to be partially filled with acoustic material.22 both ends of drive shaft pass through shaft coupling
4 are connected with the output shaft 211 of speed regulating motor 21 and bearing test tooling 3 respectively, by adjusting the second transition plates 142 and bottom plate
11 left-right positions realize that 21 horizontal direction position of speed regulating motor is adjusted.Drive shaft 22 is located at 1 outboard end of silencer box ontology and is equipped with use
(scheme not in being equipped with the bearing with the mating of drive shaft 22 for rotary balance in the bearing block 6 for supporting drive shaft 22, bearing block 6
Show).
As shown in figure 4, bearing test tooling 3 includes input shaft 31,32 and of clamping part for clamping bearing 7 to be tested
It is used to support the support section 33 of clamping part 32.31 one end of input shaft is connect by shaft coupling 4 with drive shaft 22, other end position
In in clamping part 32.When using bearing test tooling 3, only bearing 7 to be tested need to be inserted in input shaft 31, and use clamping part
32 clamp bearing.Bearing test tooling 3 is knowledge known in this field, and specific structure the utility model repeats no more.
When testing using silencer box, bearing to be tested is put into bearing test tooling 3, starts speed regulating motor 21 with dynamic bearing
The input shaft 31 of test tool 3 rotates, and then tape test bearing 7 is driven to rotate, and (figure is not for the test device in silencer box
Show) can noise to bearing and vibration detect.
The beneficial effects of the utility model are:
1. speed regulating motor setting is external in silencer box sheet, speed regulating motor noise and vibration and external environmental factor pair are effectively eliminated
The influence of bear vibration test result；
2. this body side surface of silencer box is equipped with the bottom plate of perforation wall, bearing test tooling and speed regulating motor are arranged at bottom plate
On, occupied area is small, and easy disassembly；
3. bottom plate is threaded through on silencer box ontology, silencer box is facilitated to carry.
It should be pointed out that above-mentioned preferred embodiment is only to illustrate the technical ideas and features of the present invention, purpose
It is to enable those skilled in the art to understand the contents of the present invention and implement them accordingly, this reality can not be limited with this
With novel protection scope.All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover in this reality
Within novel protection scope.
Claims (10)
1. a kind of bearing test silencer box comprising silencer box ontology (1), it is characterised in that: the bearing test noise elimination
Case further includes the axis of driving device (2) and setting in the silencer box ontology (1) of setting outside in the silencer box ontology (1)
It holds test tool (3), the driving device (2) drives the bearing test tooling (3) to be tested.
2. bearing test silencer box according to claim 1, it is characterised in that: the driving device (2) includes speed regulation
Motor (21) and drive shaft (22), described drive shaft (22) one end are connect with the speed regulating motor (21), the other end and the axis
Hold test tool (3) connection.
3. bearing test silencer box according to claim 2, it is characterised in that: the side of the silencer box ontology (1)
(110) offer through wall and with the axis hole of ground level (13), the drive shaft (22) is threaded through in the axis hole (13).
4. bearing according to claim 2 test silencer box, it is characterised in that: drive shaft (22) both ends with it is described
Speed regulating motor (21) is connected by shaft coupling (4) with bearing test tooling (3).
5. bearing test silencer box according to claim 2, it is characterised in that: the side of the silencer box ontology (1)
(110) bottom plate (11) for being also provided with the mounting groove (12) of perforation wall and being threaded through in the mounting groove (12).
6. bearing test silencer box according to claim 5, it is characterised in that: the speed regulating motor (21) and bearing examination
Tooling (3) is tested to be arranged on the bottom plate (11).
7. bearing test silencer box according to claim 6, it is characterised in that: the bottom plate (11) includes positioned at described
Second of the first mounting surface (111) and horizontally extending silencer box ontology (1) wall out in silencer box ontology (1)
Mounting surface (112).
8. bearing test silencer box according to claim 7, it is characterised in that: first mounting surface (111) passes through
Bolt (113) is fixedly mounted on the ground of silencer box ontology (1).
9. bearing according to claim 7 test silencer box, it is characterised in that: first mounting surface (111) and the
The transition plates to adjust horizontal position is equipped on two mounting surfaces (112).
10. bearing test silencer box according to claim 9, it is characterised in that: the transition plates includes being fixedly mounted
In the First Transition plate (141) on the first mounting surface (111) and the second transition plates being fixedly mounted on the second mounting surface (112)
(142), the bearing test tooling (3) and speed regulating motor (21) are separately mounted to the First Transition plate (141) and the second mistake
On cab apron (142).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821958045.XU CN208953283U (en) | 2018-11-26 | 2018-11-26 | Silencer box is used in a kind of test of bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821958045.XU CN208953283U (en) | 2018-11-26 | 2018-11-26 | Silencer box is used in a kind of test of bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208953283U true CN208953283U (en) | 2019-06-07 |
Family
ID=66745160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821958045.XU Active CN208953283U (en) | 2018-11-26 | 2018-11-26 | Silencer box is used in a kind of test of bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208953283U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110987472A (en) * | 2019-12-16 | 2020-04-10 | 中国汽车工程研究院股份有限公司 | Bearing seat noise processing system for NVH test of pure electric vehicle electric drive system |
-
2018
- 2018-11-26 CN CN201821958045.XU patent/CN208953283U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110987472A (en) * | 2019-12-16 | 2020-04-10 | 中国汽车工程研究院股份有限公司 | Bearing seat noise processing system for NVH test of pure electric vehicle electric drive system |
| CN110987472B (en) * | 2019-12-16 | 2021-02-02 | 中国汽车工程研究院股份有限公司 | Bearing seat noise processing system for NVH test of pure electric vehicle electric drive system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104266749A (en) | Device and method for offline detecting NVH (Noise Vibration and Harshness) of vehicle generator | |
| CN201130097Y (en) | Removable engine test desk rack | |
| CN101008589A (en) | Fault detection instrument of rotary equipment based on acoustic emission technique | |
| CN104406756B (en) | Simulated engine blade working environment mono-/bis-sound wave exciting test system and method | |
| CN104198197A (en) | Method and device for testing dynamic stiffness of car-body mounting points | |
| CN208953283U (en) | Silencer box is used in a kind of test of bearing | |
| CN208653808U (en) | Vehicle NVH test cabinet and vehicle NVH test macro | |
| CN101416884B (en) | Medical ultrasonic detection system | |
| CN209182022U (en) | The gear train assembly beat noise test equipment of automobile power assembly | |
| CN213932815U (en) | Noise test bench for testing working of electric power steering column | |
| CN209181912U (en) | New-energy automobile electric drive assembly noise test equipment | |
| CN201387671Y (en) | Multi-function rotor measurement and control experimental apparatus | |
| CN212963796U (en) | Rotating shaft torsion detection mechanism of speed reduction motor | |
| CN101726281A (en) | Piezoelectric electronic level meter | |
| CN103105227A (en) | Electric motor noise testing system for electric automobile drive | |
| CN103048153A (en) | Experiment system for cylindrical structure acoustic performance test | |
| CN216410671U (en) | Bearing fault diagnosis auxiliary device | |
| CN114718857B (en) | Plunger pump noise test platform | |
| CN102706527B (en) | Quantitative test method for endogenous excitation load of equipment under joint action of unbalanced turbulence force and unbalanced turbulence moment | |
| CN109596348A (en) | A kind of double main shaft bracket loading test platforms of multi-line cutting machine | |
| CN206421009U (en) | A kind of mechanical back to back test testboard for anechoic room | |
| CN109738057A (en) | New-energy automobile electric drive assembly noise test equipment and its test method | |
| CN208780377U (en) | Band paddle unmanned plane liter helps real-time testing system | |
| CN201078749Y (en) | Rotating equipment fault detection instrument based on acoustic emission technique | |
| CN210626397U (en) | Damping testing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |