CN106989930B - The belt stretcher of automobile engine wheel train part noise fest platform - Google Patents
The belt stretcher of automobile engine wheel train part noise fest platform Download PDFInfo
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- CN106989930B CN106989930B CN201710266235.9A CN201710266235A CN106989930B CN 106989930 B CN106989930 B CN 106989930B CN 201710266235 A CN201710266235 A CN 201710266235A CN 106989930 B CN106989930 B CN 106989930B
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- wheel
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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
- G01M15/00—Testing of engines
- G01M15/02—Details or accessories of testing apparatus
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- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The invention discloses a kind of belt stretchers of automobile engine wheel train part noise fest platform, including upper directive wheel, tensioning wheel, tie unit, lower directive wheel, driving motor output pulley, transmission belt and train part belt wheel；The lower vertex of the upper directive wheel and the upper vertex of the tensioning wheel are located on first level line, and the upper vertex of the lower directive wheel and the lower vertex of the tensioning wheel are located on the second horizontal line；The transmission belt successively bypasses on the lower vertex of the upper directive wheel, the upper vertex of the tensioning wheel, the lower vertex of the tensioning wheel, the upper vertex of the lower directive wheel, the driving motor output pulley and the train part belt wheel；The tensioning wheel is mounted on for providing the tie unit of tensile force, and the direction of the tensile force is parallel to each other with the first level line and second horizontal line.The precise measurement and control of tensile force can be realized by the pulling force of precise measurement and control tie unit in the present invention.
Description
Technical field
The present invention relates to automobile fields of measurement more particularly to a kind of belts of automobile engine wheel train part noise fest platform
Tensioning apparatus.
Background technique
The power of the automobiles train part such as compressor, water pump and generator is driven by belt, belt tension
Size not only will have a direct impact on radial load and the service life of train part bearing, but also radiated noise and vibration to train part
Also there is large effect.In order to guarantee the repeatable accuracy of train part noise and vibration test, it is necessary to tested each time
Clamp force is accurately measured.Since dynamo belt is endless belt, tensile force can not be directly measured in centre installation sensor,
It therefore is all the displacement generated under the pulling force on vertical strap surface by measuring belt under normal circumstances, then be converted into belt tension
Power, or the corresponding relationship based on belt intrinsic frequency and belt tension are calculated by measuring the intrinsic frequency of belt
Belt tension.
But to there is belt tension in above two measurement method measurement result fluctuation range is big, artifical influence factor
Big problem.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide one kind being capable of precise measurement and control belt tension
The belt stretcher of the automobile engine wheel train part noise fest platform of power.
Technical solution of the present invention provides a kind of belt stretcher of automobile engine wheel train part noise fest platform, packet
Include directive wheel, tensioning wheel, tie unit, lower directive wheel, driving motor output pulley, transmission belt and train part belt wheel；
The lower vertex of the upper directive wheel and the upper vertex of the tensioning wheel are located on first level line, the lower directive wheel
Upper vertex and the lower vertex of the tensioning wheel be located on the second horizontal line；
The transmission belt successively bypasses the lower vertex of the upper directive wheel, the upper vertex of the tensioning wheel, the tensioning wheel
Lower vertex, the upper vertex of the lower directive wheel, on the driving motor output pulley and the train part belt wheel；
The tensioning wheel is mounted on for providing the tie unit of tensile force, the direction of the tensile force and described first
Horizontal line and second horizontal line are parallel to each other.
Further, the tie unit includes force snesor and telescopic component, and the telescopic component is drawn in the horizontal direction
The tensioning wheel is moved, the force snesor is used to measure the pulling force F of the telescopic component.
Further, F=2T, T indicate the tensile force of the transmission belt.
Further, the tie unit further includes axis, tapered sleeve, air bearing and bracket；
One end of the axis passes through the tensioning wheel, and is fixedly connected by the tapered sleeve with the tensioning wheel, the axis
The other end connect with the side of the bracket by air bearing, the other side of the bracket passes through the force snesor and institute
State telescopic component connection.
After adopting the above technical scheme, having the following beneficial effects:
When the present invention tests, tensioning wheel is pulled in the horizontal direction, the tensile force of generation is along the upper vertex and lower top of tensioning wheel
The precise measurement and control of tensile force can be realized by the pulling force of precise measurement and control tie unit in the horizontal direction of point.
Detailed description of the invention
Referring to attached drawing, the disclosure of the present invention will become more readily understood.It is understood that these attached drawings are merely illustrative
Purpose, and be not intended to limit the scope of protection of the present invention.In figure:
Fig. 1 is the main view of the belt stretcher of automobile engine wheel train part noise fest platform in one embodiment of the invention
Figure；
Fig. 2 is the tensioning of the belt stretcher of automobile engine wheel train part noise fest platform in one embodiment of the invention
The schematic diagram of power measurement；
Fig. 3 is the tension of the belt stretcher of automobile engine wheel train part noise fest platform in one embodiment of the invention
The top view of unit.
The appended drawing reference table of comparisons:
The upper directive wheel 2- tensioning wheel 3- tie unit of 1-
Directive wheel 5- driving motor output pulley 6- transmission belt under 4-
7- train part belt wheel 3-1- axis 3-2- tapered sleeve
3-3- non-contact air bearing 3-4- bracket 3-5- force snesor
Vertex on the 21- of vertex under 3-6- telescopic component 11-
Vertex on the 41- of vertex under 22-
Specific embodiment
Further illustrate a specific embodiment of the invention with reference to the accompanying drawing.
It is readily appreciated that, according to the technique and scheme of the present invention, in the case where not changing true spirit, the general skill of this field
The various structures mode and implementation that art personnel can be replaced mutually.Therefore, following specific embodiments and attached drawing are only
To the exemplary illustration of technical solution of the present invention, and it is not to be construed as whole of the invention or is considered as to inventive technique scheme
It defines or limits.
It mentions in the present specification or up, down, left, right, before and after, front, the back side, top, the bottom that may mention etc.
Positional terms are defined relative to each construction shown in the drawings, they are opposite concepts, and it is therefore possible to can root
Correspondingly changed according to different location locating for it, different use states.So also should not be by these or others side
Position term is construed to restricted term.
In the present embodiment, as shown in Figure 1, the belt stretcher of automobile engine wheel train part noise fest platform, including
Upper directive wheel 1, tensioning wheel 2, tie unit 3, lower directive wheel 4, driving motor output pulley 5, transmission belt 6 and train part belt wheel
7；
The lower vertex 11 of upper directive wheel 1 and the upper vertex 21 of tensioning wheel 2 are located on first level line, lower directive wheel 4 it is upper
Vertex 41 and the lower vertex 22 of tensioning wheel 2 are located on the second horizontal line；
Transmission belt 6 successively around the lower vertex 11 of upper directive wheel 1, the upper vertex 21 of tensioning wheel 2, tensioning wheel 2 lower vertex
22, on the upper vertex 41 of lower directive wheel 4, driving motor output pulley 5 and train part belt wheel 7；
Tensioning wheel 2 is mounted on for providing the tie unit 3 of tensile force, the direction of tensile force and first level line and the
Two horizontal lines are parallel to each other.
Specifically, being fixed on the installation plate with vibration isolation as shown in Figure 1, train part belt wheel 7 is located at the top, drive
Dynamic motor output pulley 5 is located at bottom, and upper directive wheel 1, tensioning wheel 2, tie unit 3 and lower directive wheel 4 are located at driving motor
Between output pulley 5 and train part belt wheel 7, and it is located at the right side of driving motor output pulley 5 and train part belt wheel 7.
Further, the center of driving motor output pulley 5 and train part belt wheel 7 is located on same vertical line, or
At least the axially and radially misalignment of train part belt wheel 7 and driving motor output pulley 5 controls within 1 degree.On lead
It is located on same vertical line to the center of wheel 1 and lower directive wheel 4, tensioning wheel 2 is located at the right side of upper directive wheel 1 and lower directive wheel 4.
Transmission belt 6 successively around the lower vertex 11 of upper directive wheel 1, the upper vertex 21 of tensioning wheel 2, tensioning wheel 2 right half cycle,
The lower vertex 22 of tensioning wheel 2, lower directive wheel 4 upper vertex 41, then further around the lower half for motor output pulley 5 of overdriving, most
The upper half for bypassing train part belt wheel 7 afterwards, returns the lower vertex 11 of directive wheel 1, forms a closed transmission chain.
Driving motor drives driving motor output pulley 5 to rotate, and driving motor output pulley 5 drives transmission belt 6 to rotate, and passes
Dynamic band 6 drives train part belt wheel 7 to rotate.The power of driving motor is passed to by train part belt wheel 7 by transmission belt 6.
And the effect of upper directive wheel 1, tensioning wheel 2, tie unit 3 and lower directive wheel 4 is to measure and control transmission belt 6
Tensile force.
In the present embodiment, since tie unit 3 applies pulling force F in the horizontal direction, and transmission belt 6 to tensioning wheel 2
In on the upper vertex 21 of tensioning wheel 2 and the horizontal direction on lower vertex 22, therefore the tensile force T on tensioning wheel 2 is acted on also along water
Square to.
Specifically, as shown in Figs. 1-2, when measurement, tie unit 3 pulls to the right tensioning wheel 2, and tie unit 3 is to tensioning wheel 2
Apply pulling force F, tensioning wheel 2 pulls transmission belt 6, while being also driven the tensile force T of band 6.Due to the upper vertex 21 of tensioning wheel 2
There is transmission belt 6 in the horizontal direction with lower vertex 22, transmission belt 6 applies two tensile force T, therefore F=2T to tensioning wheel 2.
In this way, the size for obtaining tensile force T can be calculated by the size of measurement pulling force F；Equally, by controlling pulling force F
Size, can accurately control the size of tensile force T.
Further, as shown in figure 3, tie unit 3 includes force snesor 3-5 and telescopic component 3-6, telescopic component 3-6
Tensioning wheel 2 is pulled in the horizontal direction, and force snesor 3-5 is used to measure the pulling force F of telescopic component 3-6.
Specifically, belt stretcher initialization, host computer and tie unit 3 establish communication connection after electric power starting.
User inputs the target value of tensile force, and belt stretcher is by target value multiplied by the target value after 2 as force snesor 3-5, skin
The pulling force of force snesor 3-5 measurement is adjusted by adjusting the displacement of telescopic component 3-6 with tensioning apparatus, and passes through PID control
Carry out the accurate control of force sensor 3-5 measurement pulling force, and then realizes the accurate control of tensile force T.
Further, as shown in figure 3, tie unit 3 further include axis 3-1, tapered sleeve 3-2, non-contact air bearing 3-3 and
Bracket 3-4；
One end of axis 3-1 passes through tensioning wheel 2, and is fixedly connected by tapered sleeve 3-2 with tensioning wheel 2, and the other end of axis 3-2 is logical
It crosses non-contact air bearing 3-3 to connect with the side of bracket 3-4, the other side of bracket 3-4 by force snesor 3-5 and is stretched
Component 3-6 connection.
Specifically, tensioning wheel 2 is fixed on axis 3-1 by tapered sleeve 3-2, non-contact air bearing 3-3 passes through spiral shell
Bolt is fixed on bracket 3-4, is separately connected stretching for tension adjusting for measuring the both ends of force snesor 3-5 of tensile force
Contracting component 3-6 and bracket 3-4.
When measurement, telescopic component 3-6 drives force snesor 3-5 mobile, and force snesor 3-5 drives bracket 3-4 mobile, bracket
3-4 band moving axis 3-1 is mobile, and axis 3-1 finally drives tensioning wheel 2 mobile.Force snesor 3-5 is also measured while transmitting pulling force F
The size of pulling force F.
Compared with prior art, the invention has the following advantages:
1) tensile force is accurately controlled
The pulling force F of the tensile force T and force snesor that guarantee transmission belt by upper directive wheel and lower directive wheel are parallel to each other.
Guarantee tensile force of the pulling force F equal to 2 times of force snesor with this.Pass through the pulling force of precise measurement and control force snesor
Realize the precise measurement and control of tensile force.
2) vibration and noise are small
It is unstable easily to occur belt tension in transmission belt operational process, leads to drive belt slip, so generate vibration and
Noise problem, belt stretcher of the invention can automatically adjust and control belt tension, reduce vibration and noise is asked
The generation of topic.
3) signal-to-noise ratio is high
Tensioning wheel reduces the running noises of tensioning wheel using non-contact air bearing, further improves train part
Carry out signal-to-noise ratio when vibration and noise testing.
Above-described is only the principle of the present invention and preferred embodiment.It should be pointed out that for the common skill of this field
For art personnel, on the basis of the principle of the invention, several other modifications can also be made, also should be regarded as protection model of the invention
It encloses.
Claims (3)
1. a kind of belt stretcher of automobile engine wheel train part noise fest platform, which is characterized in that the belt tension
Device is used to measuring and controlling belt tension, and including upper directive wheel (1), tensioning wheel (2), tie unit (3), lower directive wheel
(4), driving motor output pulley (5), transmission belt (6) and train part belt wheel (7)；
The lower vertex (11) of the upper directive wheel (1) and the upper vertex (21) of the tensioning wheel (2) are located on first level line, institute
The lower vertex (22) on the upper vertex (41) and the tensioning wheel (2) of stating lower directive wheel (4) is located on the second horizontal line；
The transmission belt (6) is successively around the lower vertex of the upper directive wheel (1), the upper vertex of the tensioning wheel (2), described
The lower vertex of bearing up pulley (2), the lower directive wheel (4) upper vertex, the driving motor output pulley (5) and the train part
On belt wheel (7)；
The tensioning wheel (2) is mounted on the tie unit (3) for providing tensile force, the direction of the tensile force and described the
One horizontal line and second horizontal line are parallel to each other；
The tie unit (3) includes axis (3-1), tapered sleeve (3-2), non-contact air bearing (3-3) and bracket (3-4)；
One end of the axis (3-1) passes through the tensioning wheel (2), and fixed by the tapered sleeve (3-2) and the tensioning wheel (2)
The other end of connection, the axis (3-1) is connected by the side of the non-contact air bearing (3-3) and the bracket (3-4)
It connects.
2. the belt stretcher of automobile engine wheel train part noise fest platform according to claim 1, feature exist
In the tie unit (3) further includes force snesor (3-5) and telescopic component (3-6), and the telescopic component (3-6) is along level
Direction pulls the tensioning wheel (2), and the force snesor (3-5) is used to measure the pulling force F of the telescopic component (3-6)；
The other side of the bracket (3-4) is connect by the force snesor (3-5) with the telescopic component (3-6).
3. the belt stretcher of automobile engine wheel train part noise fest platform according to claim 2, feature exist
In F=2T, T indicate the tensile force of the transmission belt (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710266235.9A CN106989930B (en) | 2017-04-21 | 2017-04-21 | The belt stretcher of automobile engine wheel train part noise fest platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710266235.9A CN106989930B (en) | 2017-04-21 | 2017-04-21 | The belt stretcher of automobile engine wheel train part noise fest platform |
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| Publication Number | Publication Date |
|---|---|
| CN106989930A CN106989930A (en) | 2017-07-28 |
| CN106989930B true CN106989930B (en) | 2019-07-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710266235.9A Active CN106989930B (en) | 2017-04-21 | 2017-04-21 | The belt stretcher of automobile engine wheel train part noise fest platform |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107860567A (en) * | 2017-10-23 | 2018-03-30 | 上汽通用汽车有限公司 | Automobile engine wheel train part noise fest platform |
| CN109946068B (en) * | 2017-12-19 | 2020-09-29 | 新疆金风科技股份有限公司 | Method and device for detecting abnormity of transmission belt in driving assembly |
| CN110654959A (en) * | 2019-10-31 | 2020-01-07 | 苏州吾德电梯有限公司 | Power transmission structure of household platform elevator |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4480487A (en) * | 1982-05-12 | 1984-11-06 | Avl Gesellschaft Fur Verbrennungskraftmaschinen Und Messtechnick | Device for testing the tension of a driving belt during operation |
| CN1601248A (en) * | 2004-10-26 | 2005-03-30 | 武汉理工大学 | Test-bed for testing performance of vibration damping belt pulley wheel |
| JP2005121566A (en) * | 2003-10-20 | 2005-05-12 | Nsk Ltd | Multi-axis simultaneous rotation test apparatus |
| CN201514317U (en) * | 2009-07-30 | 2010-06-23 | 上海振华轴承总厂 | Multifunctional idler detector |
| CN102183369A (en) * | 2011-03-19 | 2011-09-14 | 重庆长安汽车股份有限公司 | Noise tester of engine belt tightener |
| CN105953912A (en) * | 2015-03-09 | 2016-09-21 | 现代自动车株式会社 | Testing apparatus for auxiliary belt system and testing system provided with the same |
-
2017
- 2017-04-21 CN CN201710266235.9A patent/CN106989930B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4480487A (en) * | 1982-05-12 | 1984-11-06 | Avl Gesellschaft Fur Verbrennungskraftmaschinen Und Messtechnick | Device for testing the tension of a driving belt during operation |
| JP2005121566A (en) * | 2003-10-20 | 2005-05-12 | Nsk Ltd | Multi-axis simultaneous rotation test apparatus |
| CN1601248A (en) * | 2004-10-26 | 2005-03-30 | 武汉理工大学 | Test-bed for testing performance of vibration damping belt pulley wheel |
| CN201514317U (en) * | 2009-07-30 | 2010-06-23 | 上海振华轴承总厂 | Multifunctional idler detector |
| CN102183369A (en) * | 2011-03-19 | 2011-09-14 | 重庆长安汽车股份有限公司 | Noise tester of engine belt tightener |
| CN105953912A (en) * | 2015-03-09 | 2016-09-21 | 现代自动车株式会社 | Testing apparatus for auxiliary belt system and testing system provided with the same |
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| Publication number | Publication date |
|---|---|
| CN106989930A (en) | 2017-07-28 |
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