CN207585909U - A kind of reduction box noise measuring mechanism and noise detecting system - Google Patents
A kind of reduction box noise measuring mechanism and noise detecting system Download PDFInfo
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- CN207585909U CN207585909U CN201721807635.8U CN201721807635U CN207585909U CN 207585909 U CN207585909 U CN 207585909U CN 201721807635 U CN201721807635 U CN 201721807635U CN 207585909 U CN207585909 U CN 207585909U
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Abstract
The utility model discloses a kind of reduction box noise measuring mechanism and noise detecting system, is related to electric vehicle noise measuring technical field.It includes detecting matrix, transmission mechanism, driving mechanism and clamping part.Transmission mechanism is rotatablely arranged in the location hole of detection matrix, transmission mechanism has opposite motor drive end and reduction box driving end, motor drive end is configured to connect with motor drive, and reduction box driving end is configured to be sequentially connected with reduction box.Grasping part is limited between clamping part and reduction box joint face jointly, clamping part is configured to the close or separate reduction box joint face of driving by driving mechanism.The disassembly efficiency of noise test can be improved by the reduction box noise measuring mechanism and save testing cost.
Description
Technical field
The utility model is related to electric vehicle noise measuring technical field, in particular to a kind of reduction box noise measuring
Mechanism and noise detecting system.
Background technology
Existing electric vehicle reduction box needs to carry out full inspection noise, and common common detection mode is motor and reduction gearbox assembly
It is directly connected to, the defects of testing device (Fig. 1)：
First, same motor and high-volume deceleration box installed, tear test run open after, the spline and positioning spigot of motor will be serious
Abrasion will generate excessive noise or even be occurred after spline and positioning spigot are seriously worn, when test run is connect with reduction box
Abnormal sound phenomenon causes normally detect reduction box noise, and electrical machinery life serious curtailment improves test run cost.
Second, worker, in commissioning process, for static housing, the mode of common upper bolt carries out clamping, after test run is complete
Bolt is taken out again, has seriously affected tooling efficiency of assembling in this way, while also cause inconvenience to worker's test run.
Utility model content
First of the utility model is designed to provide a kind of reduction box noise measuring mechanism, the reduction box noise measuring
Mechanism is applied to the detection of reduction box noise, and the disassembly efficiency of noise test can be improved by the reduction box noise measuring mechanism
And save testing cost.
Second of the utility model is designed to provide a kind of noise detecting system, which can efficiently carry out
The test of retarder noise, and the service life of testing of electric motors is not influenced.
What the embodiment of the utility model was realized in：
A kind of reduction box noise measuring mechanism, including：
Matrix is detected, detection matrix has opposite motor joint face and reduction box joint face, and the wall surface for detecting matrix is opened
Location hole equipped with connection motor joint face and reduction box joint face；
Transmission mechanism, transmission mechanism are rotatablely arranged in location hole, and transmission mechanism has opposite motor drive end
With reduction box driving end, motor drive end is configured to connect with motor drive, and reduction box driving end is configured to
It is sequentially connected with reduction box；
Driving mechanism, driving mechanism are set to detection matrix perpendicular to one end of motor joint face；
Clamping part, clamping part are sequentially connected with driving mechanism, limit clamping between clamping part and reduction box joint face jointly
Space, clamping part are configured to the close or separate reduction box joint face of driving by driving mechanism.
Inventor has found：Existing reduction box noise test is to be directly connected to survey by testing of electric motors and test reduction box
Examination, lead to testing of electric motors short life, and testing of electric motors is low with the disassembly efficiency for testing reduction box.
For this purpose, inventor devises above-mentioned reduction box noise measuring mechanism, including detection matrix, transmission mechanism, driving
Mechanism and clamping part.It detects the opposite motor joint face of matrix and reduction box joint face is respectively used to the motor of installation test
With reduction box to be tested, and transmission mechanism is sequentially connected by location hole and rotationally for motor and reduction box,
Reduction box is imparted power to by transmission mechanism by motor, so as to be detected, by detecting being indirectly connected with for matrix, is avoided
It is dismounted with multiple test reduction boxes to motor high-frequency, so as to improve the service life of motor.In order to enable reduction box energy
Enough convenient dismounting, by driving mechanism and the collective effect of clamping part, reduction box joint face is held on by reduction box, and
By the driving of driving mechanism, enable to clamping part can be close or far from reduction box joint face, so that reduction box
It is dismounted easily.The disassembly efficiency of noise test can be improved by the reduction box noise measuring mechanism and save test
Cost.
In a kind of embodiment of the utility model：
Location hole is corresponding with the centering outer diameter of motor close to the internal diameter of motor joint face, the centering cooperation of location hole and motor
Connection, the inner wall of location hole are abutted in the centering outer diameter of motor；
Reduction box joint face is convexly equipped with reduction box cooperation bulge loop around the axis of location hole, and reduction box coordinates the periphery wall of bulge loop
It is abutted with the inner wall of the centering of reduction box.
In a kind of embodiment of the utility model：
Transmission mechanism includes driving member and bearing；
The outer ring of bearing is fixed in location hole；
Driving member has opposite motor drive end and reduction box driving end；
The peripheral surface at motor drive end is provided with external splines, and external splines is used to connect with motor drive；
The end face of reduction box driving end offers driving groove, and driving groove is equipped with internal spline, and internal spline is used for and reduction box
It is sequentially connected；
The inner ring of driving member and bearing coordinates.
In a kind of embodiment of the utility model：
Driving member includes splined shaft and spline housing；
Splined shaft is interference fitted with spline housing along motor drive end to the direction of reduction box driving end；
For being connect with motor drive, spline housing is used to be sequentially connected with reduction box splined shaft.
In a kind of embodiment of the utility model：
The inner wall of location hole offers positioning groove；
Bearing is fixed in positioning groove.
In a kind of embodiment of the utility model：
It further includes：
First retainer ring and the second retainer ring；
The periphery wall of driving member offers locating slot, and locating slot is close to reduction box joint face；
First retainer ring is fastened in locating slot and is abutted with bearing；
Second retainer ring is embedded in the wall surface of detection matrix and is abutted with bearing.
In a kind of embodiment of the utility model：
Detecting matrix has perpendicular to motor joint face to the fixing end of reduction box joint face；
Driving mechanism is welded in fixing end；
Driving mechanism has the output shaft moved back and forth along motor joint face to reduction box joint face direction；
Clamping part is sequentially connected with output shaft, and clamping part connects under the driving of driving mechanism along motor joint face to reduction box
Junction moves back and forth on direction.
In a kind of embodiment of the utility model：
Clamping part includes compression bar and pressure head, and compression bar is installed on output shaft, and pressure head is set to compression bar close to reduction box joint face
End face；
Pressure head is used to abut reduction box.
In a kind of embodiment of the utility model：
Driving mechanism is rotary cylinder.
A kind of noise detecting system, the noise detecting system include the deceleration of motor, reduction box and above-mentioned any one
Case noise measuring mechanism；
Motor is installed on motor joint face, and motor is sequentially connected with motor drive end；
Reduction box is installed on reduction box joint face, and reduction box is sequentially connected with reduction box driving end.
The technical solution of the utility model at least has the advantages that：
A kind of reduction box noise measuring mechanism provided by the utility model, the reduction box noise measuring mechanism are applied to slow down
The detection of case noise, by the reduction box noise measuring mechanism can improve the disassembly efficiency of noise test and save test into
This.
A kind of noise detecting system provided by the utility model, the detecting system can efficiently carry out the survey of retarder noise
Examination, and the service life of testing of electric motors is not influenced.
Description of the drawings
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the structure diagram of reduction box noise measuring mechanism in the utility model embodiment 1；
Fig. 2 is the structure diagram of transmission mechanism in the utility model embodiment 1；
Fig. 3 is the enlarged drawing at III in Fig. 1；
The structure diagram of clamping part in Fig. 4 the utility model embodiments 1.
Icon：10- reduction box noise measurings mechanism；11- detects matrix；12- transmission mechanisms；12a- driving members；12b- axis
It holds；13- driving mechanisms；13a- bottom plates；14- clamping parts；The first retainer rings of 81-；The second retainer rings of 82-；90- location holes；91- reduction boxes
Coordinate bulge loop；92- positioning grooves；110- motor joint faces；111- reduction box joint faces；120- motor drives end；121- slows down
Case driving end；122- splined shafts；123- spline housings；140- compression bars；141- pressure heads.
Specific embodiment
Purpose, technical scheme and advantage to make the utility model embodiment are clearer, new below in conjunction with this practicality
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, instead of all the embodiments.Usually here described in attached drawing and
The component of the utility model embodiment shown can be configured to arrange and design with a variety of different.
Therefore, requirement is not intended to limit to the detailed description of the embodiment of the utility model provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, those of ordinary skill in the art's all other embodiments obtained without creative efforts, all
Belong to the range of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need to that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that term " interior ", " under " etc. instructions orientation or position relationship
For be based on orientation shown in the drawings or position relationship or the utility model product using when the orientation or position usually put
Relationship is for only for ease of description the utility model and simplifies description rather than instruction or imply that signified device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.This
Outside, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that instruction or hint relative importance.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Put ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or be integrally connected；It can
To be mechanical connection, it can be directly connected, can also be indirectly connected by intermediary, can be the company inside two elements
It is logical.For the ordinary skill in the art, it can understand that above-mentioned term is specific in the utility model with concrete condition
Meaning.
In the utility model unless specifically defined or limited otherwise, fisrt feature is on or below second feature
It can be in direct contact including the first and second features, it is not to be in direct contact but pass through it that can also include the first and second features
Between other characterisation contact.Moreover, fisrt feature is on second feature, top and above include fisrt feature the
Right over two features and oblique upper is merely representative of fisrt feature level height higher than second feature.Fisrt feature is in the second spy
Under sign, lower section and fisrt feature included below immediately below second feature and obliquely downward or be merely representative of fisrt feature level
Highly it is less than second feature.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the utility model can
To be combined with each other.
Embodiment 1
The present embodiment provides a kind of reduction box noise measuring mechanism 10, which is applied to slow down
The detection of case noise can improve the disassembly efficiency of noise test by the reduction box noise measuring mechanism 10 and save test
Cost.
It please refers to Fig.1, Fig. 1 shows the concrete structure of reduction box noise measuring mechanism 10 in the present embodiment.
Reduction box noise measuring mechanism 10 includes detection matrix 11, transmission mechanism 12, driving mechanism 13 and clamping part 14.
Wherein, detection matrix 11 passes through for the motor of bearing test and the reduction box of test, motor with reduction box
Transmission mechanism 12 is driven, and driving mechanism 13 and clamping part 14 are used to reduction box being mounted on detection matrix 11, and
Reduction box can quickly be dismantled by the cooperation of driving mechanism 13 and clamping part 14.
It please refers to Fig.1, detection matrix 11 has opposite motor joint face 110 and reduction box joint face 111, detects matrix
11 wall surface offers the location hole 90 of connection motor joint face 110 and reduction box joint face 111.
Transmission mechanism 12 is rotatablely arranged in location hole 90, and transmission mechanism 12 has opposite motor drive end 120
With reduction box driving end 121, motor drive end 120 is configured to connect with motor drive, and reduction box driving end 121 is by structure
It makes to be used to be sequentially connected with reduction box.
Driving mechanism 13 is set to detection matrix 11 perpendicular to one end of motor joint face 110.
Clamping part 14 is sequentially connected with driving mechanism 13, limits folder between clamping part 14 and reduction box joint face 111 jointly
Space is held, clamping part 14 is configured to the close or separate reduction box joint face 111 of driving by driving mechanism 13, by leaning on
Reduction box is fixed or dismantled in detection matrix 11 by near either realized far from reduction box joint face 111.
Specifically, location hole 90 is corresponding with the centering outer diameter of motor close to the internal diameter of motor joint face 110, location hole 90 with
The centering of motor is connected, and the inner wall of location hole 90 is abutted in the centering outer diameter of motor；
Reduction box joint face 111 is convexly equipped with reduction box cooperation bulge loop 91, reduction box cooperation bulge loop around the axis of location hole 90
91 periphery wall is abutted with the inner wall of the centering of reduction box.
It please refers to Fig.2, Fig. 2 shows the concrete structures of transmission mechanism 12 in the present embodiment.
Transmission mechanism 12 includes driving member 12a and bearing 12b.
The outer ring of bearing 12b is fixed in location hole 90.
Driving member 12a has opposite motor drive end 120 and reduction box driving end 121.
The peripheral surface at motor drive end 120 is provided with external splines, and external splines is used to connect with motor drive.
The end face of reduction box driving end 121 offers driving groove, and driving groove is equipped with internal spline, and internal spline is used for and deceleration
Case is sequentially connected.The inner ring of driving member 12a and bearing 12b coordinates.
Specifically, driving member 12a includes splined shaft 122 and spline housing 123.
Splined shaft 122 is interference fitted with spline housing 123 along motor drive end 120 to the direction of reduction box driving end 121,
Splined shaft 122 is connect with motor drive, and spline housing 123 is used to be sequentially connected with reduction box.
It please refers to Fig.3, Fig. 3 is the enlarged drawing at III in Fig. 1.
The inner wall of location hole 90 offers positioning groove 92, and bearing 12b is fixed in positioning groove 92.
Further, the first retainer ring 81 and the second retainer ring 82 are further included.
The periphery wall of driving member 12a offers locating slot, and locating slot blocks close to reduction box joint face 111, the first retainer ring 81
It is held in locating slot and is abutted with bearing 12b, the wall surface of the second retainer ring 82 insertion detection matrix 11 is simultaneously abutted with bearing 12b.
Please referring again to Fig. 1, detection matrix 11 has perpendicular to motor joint face 110 consolidating to reduction box joint face 111
Fixed end.Driving mechanism 13 is welded in fixing end.
Driving mechanism 13 has the output shaft moved back and forth along motor joint face 110 to 111 direction of reduction box joint face,
Clamping part 14 and output shaft are sequentially connected, and clamping part 14 is under the driving of driving mechanism 13 along motor joint face 110 to reduction box
Joint face moves back and forth on 111 direction.
Specifically, it please refers to Fig.4, Fig. 4 shows the concrete structure of clamping part 14 in the present embodiment.
Clamping part 14 includes compression bar 140 and pressure head 141, and compression bar 140 is installed on output shaft, and pressure head 141 is set to compression bar 140
Close to the end face of reduction box joint face 111, pressure head 141 is used to abut reduction box.
It should be noted that driving mechanism 13 is rotary cylinder in the present embodiment.Specifically, in the present embodiment, it drives
Mechanism 13 is set on detection matrix 11 by bottom plate 13a, and bottom plate 13a is welded on detection matrix 11, driving machine
Structure 13 is installed on bottom plate 13a, and specifically, in the present embodiment, driving mechanism 13 is removable installed in bottom plate 13a by bolt
On.
In other specific embodiments, driving mechanism 13 can also be that other can realize reciprocating motion ground structure, example
Such as hydraulic cylinder.
Inventor has found：Existing reduction box noise test is to be directly connected to survey by testing of electric motors and test reduction box
Examination, lead to testing of electric motors short life, and testing of electric motors is low with the disassembly efficiency for testing reduction box.
For this purpose, inventor devises above-mentioned reduction box noise measuring mechanism 10, including detection matrix 11, transmission mechanism
12nd, driving mechanism 13 and clamping part 14.The opposite motor joint face 110 and reduction box joint face 111 for detecting matrix 11 divide
The motor of test and reduction box to be tested Yong Yu be installed, and motor and reduction box are by location hole 90 and rotationally
Transmission mechanism 12 is sequentially connected, and reduction box is imparted power to by transmission mechanism 12 by motor, so as to be detected, leads to
Being indirectly connected with for detection matrix 11 is crossed, is dismounted with multiple test reduction boxes with avoiding motor high-frequency, so as to improve motor
Service life.In order to enable reduction box can be dismounted easily, by driving mechanism 13 and the collective effect of clamping part 14, come
Reduction box is held on reduction box joint face 111, and by the driving of driving mechanism 13, enable to clamping part 14 that can lean on
Near or separate reduction box joint face 111, so that reduction box is dismounted easily.Pass through the reduction box noise measuring machine
Structure 10 can improve the disassembly efficiency of noise test and save testing cost.
It should be noted that in the present embodiment, spline housing 123 uses high hardness material with detection matrix 11, it is ensured that its is resistance to
Mill enhances the service life.Such as：Mould steel.
It should be noted that the present embodiment also provides a kind of noise detecting system, which includes motor, subtracts
Fast case and the reduction box noise measuring mechanism 10 of above-mentioned offer.Motor is installed on motor joint face 110, motor and motor drive
End 120 is sequentially connected.Reduction box is installed on reduction box joint face 111, and reduction box is sequentially connected with reduction box driving end 121.It should
Detecting system can efficiently carry out the test of retarder noise, and not influence the service life of testing of electric motors.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of reduction box noise measuring mechanism, which is characterized in that including：
Matrix is detected, the detection matrix has opposite motor joint face and reduction box joint face, the wall of the detection matrix
Face offers the location hole for connecting the motor joint face and the reduction box joint face；
Transmission mechanism, the transmission mechanism are rotatablely arranged in location hole, and there is the transmission mechanism opposite motor to pass
Moved end and reduction box driving end, the motor drive end are configured to connect with motor drive, the reduction box driving end
It is configured to be sequentially connected with reduction box；
Driving mechanism, the driving mechanism are set to the detection matrix perpendicular to one end of the motor joint face；
Clamping part, the clamping part is sequentially connected with the driving mechanism, between the clamping part and the reduction box joint face
Common to limit grasping part, the clamping part is configured to through the driving of the driving mechanism close to or far from the deceleration
Case joint face.
2. reduction box noise measuring mechanism according to claim 1, it is characterised in that：
The location hole is corresponding with the centering outer diameter of the motor close to the internal diameter of the motor joint face, the location hole and institute
The centering for stating motor is connected, and the inner wall of the location hole is abutted in the centering outer diameter of the motor；
The reduction box joint face is convexly equipped with reduction box cooperation bulge loop around the axis of the location hole, and the reduction box coordinates bulge loop
Periphery wall abutted with the inner wall of the centering of the reduction box.
3. reduction box noise measuring mechanism according to claim 1, it is characterised in that：
The transmission mechanism includes driving member and bearing；
The outer ring of the bearing is fixed in the location hole；
The driving member has the opposite motor drive end and the reduction box driving end；
The peripheral surface at the motor drive end is provided with external splines, and the external splines is used to connect with the motor drive；
The end face of the reduction box driving end offers driving groove, and the driving groove is equipped with internal spline, and the internal spline is used for
It is sequentially connected with the reduction box；
The inner ring of the driving member and the bearing coordinates.
4. reduction box noise measuring mechanism according to claim 3, it is characterised in that：
The driving member includes splined shaft and spline housing；
The splined shaft is interference fitted with the spline housing along the motor drive end to the direction of the reduction box driving end；
For being connect with the motor drive, the spline housing is used to be sequentially connected with the reduction box splined shaft.
5. reduction box noise measuring mechanism according to claim 3, it is characterised in that：
The inner wall of the location hole offers positioning groove；
The bearing is fixed in the positioning groove.
6. reduction box noise measuring mechanism according to claim 3, which is characterized in that further include：
First retainer ring and the second retainer ring；
The periphery wall of the driving member offers locating slot, and the locating slot is close to the reduction box joint face；
First retainer ring is fastened in the locating slot and is abutted with the bearing；
Second retainer ring is embedded in the wall surface of the detection matrix and is abutted with the bearing.
7. reduction box noise measuring mechanism according to claim 1, it is characterised in that：
The detection matrix has perpendicular to the motor joint face to the fixing end of the reduction box joint face；
The driving mechanism is welded in the fixing end；
The driving mechanism has the output shaft moved back and forth along the motor joint face to the reduction box joint face direction；
The clamping part is sequentially connected with the output shaft, motor described in driving lower edge of the clamping part in the driving mechanism
It is moved back and forth on joint face to the reduction box joint face direction.
8. reduction box noise measuring mechanism according to claim 7, it is characterised in that：
The clamping part includes compression bar and pressure head, and the compression bar is installed on the output shaft, and the pressure head is set to the compression bar
Close to the end face of the reduction box joint face；
The pressure head is used to abut the reduction box.
9. reduction box noise measuring mechanism according to claim 7, it is characterised in that：
The driving mechanism is rotary cylinder.
10. a kind of noise detecting system, it is characterised in that：
The noise detecting system includes motor, reduction box and reduction box noise described in any one of claim 1-9 inspection
Survey mechanism；
The motor is installed on the motor joint face, and the motor is sequentially connected with the motor drive end；
The reduction box is installed on the reduction box joint face, and the reduction box is sequentially connected with the reduction box driving end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721807635.8U CN207585909U (en) | 2017-12-21 | 2017-12-21 | A kind of reduction box noise measuring mechanism and noise detecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721807635.8U CN207585909U (en) | 2017-12-21 | 2017-12-21 | A kind of reduction box noise measuring mechanism and noise detecting system |
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| Publication Number | Publication Date |
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| CN207585909U true CN207585909U (en) | 2018-07-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112959356A (en) * | 2021-02-04 | 2021-06-15 | 合肥中辰轻工机械有限公司 | Mechanical arm cam motion performance detection device of bottle blowing machine |
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2017
- 2017-12-21 CN CN201721807635.8U patent/CN207585909U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112959356A (en) * | 2021-02-04 | 2021-06-15 | 合肥中辰轻工机械有限公司 | Mechanical arm cam motion performance detection device of bottle blowing machine |
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