CN204900582U - Drive flange and use transaxle main reducer , passenger train of this flange - Google Patents
Drive flange and use transaxle main reducer , passenger train of this flange Download PDFInfo
- Publication number
- CN204900582U CN204900582U CN201520557613.5U CN201520557613U CN204900582U CN 204900582 U CN204900582 U CN 204900582U CN 201520557613 U CN201520557613 U CN 201520557613U CN 204900582 U CN204900582 U CN 204900582U
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- Prior art keywords
- flange
- rigid
- drive
- vibration damping
- rigid sleeve
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Vibration Prevention Devices (AREA)
Abstract
The utility model relates to a drive flange and use transaxle main reducer, passenger train of this flange, this drive flange include rigidity ring flange body, and rigidity ring flange body has been seted up the bolt and has been perforated, the rigidity sleeve is worn to be equipped with in perforating by the bolt, is equipped with damping layer between rigidity ring flange body and the rigidity sleeve. The utility model discloses a damping function and flange function simultaneously can be realized to the drive flange, can satisfy the transaxle promptly and have the damping function again to the requirement of rigidity of flange. The purpose of the utility model is to provide a still provide the transaxle main reducer, the passenger train that use this drive flange.
Description
Technical field
The utility model relates to a kind of drive flange and uses main reducing gear of drive axle, the passenger vehicle of this flange.
Background technique
Ransaxle is as important assembly parts of vehicle power train end, it is the main generation position of vehicle power train vibration noise, especially front-engine rear-drive has the transmission system of more piece transmission shaft, the rotating speed that drive line equivalent angle causes and torque ripple act on the input end of main reducing gear of drive axle, unfavorable to rear-end gear reduction gears meshing operating mode, easily cause rear-end gear reduction gear tooth noise and rear axle case vibration, simultaneously, bus engine mostly is diesel engine, the torsional oscillation of engine crankshaft acts on the driving gear of rear-end gear reduction through drive line, aggravation rear-axle whine, affect the travelling comfort that passenger vehicle is taken.
The measure that the rear-end gear reduction gear tooth noise that reduction causes because of power train factor is commonly used increases dynamic vibration absorber on the input end of rear-end gear reduction, because the vibration damping frequency band of dynamic vibration absorber is very narrow, when a certain fixing Operation Conditions, bump leveller can reach the effect of vibration damping, but bump leveller can not be issued to effectiveness in vibration suppression in all driving operating modes of passenger vehicle.In order to effectively reduce the noise of rear-end gear reduction under each operating mode, the such as day for announcing is 2014.02.26, notification number is the vibration-damping flange dish that the Chinese utility model patent of CN203453307U discloses a kind of actuator system, this vibration-damping flange dish comprises rigid flange dish outer ring, pad, rigid flange inner ring, the front of rigid flange inner ring is one-body molded flange plate cover for seat, rigid flange inner ring and rigid flange outer ring are socketed each other, pad is bonded between rigid flange inner ring and rigid flange outer ring, during installation, the flange plate cover for seat being positioned at flange plate front is connected with main reducing gear of drive axle, together with the back side of flange plate is used for being bolted to connection with transmission shaft flange structure.But, because the rigid flange outer ring of this vibration-damping flange and rigid flange inner ring are Split type structure, bonded together by pad between the two, its ratio of rigidity is lower, when flange plate is subject to active force vertically, rigid flange outer ring and rigid flange inner ring easily depart from, and therefore this vibration-damping flange defect can not meet the demand of ransaxle to rigidity of flange.
Model utility content
Not only the purpose of this utility model is to provide and a kind ofly can meets ransaxle to the demand of rigidity of flange and have a drive flange of vibration-damping function, and this drive flange can realize vibration-damping function and linkage function simultaneously.The purpose of this utility model is also to provide a kind of main reducing gear of drive axle and the passenger vehicle that use this drive flange.
For achieving the above object, the utility model adopts following technological scheme:
Drive flange, comprises rigid flange dish body, and rigid flange dish body offers bolt penetration hole, is equipped with rigid sleeve in described bolt penetration hole, is provided with vibration damping layer between rigid flange dish body and rigid sleeve.
One end of described rigid sleeve is provided with the flange of outer side surface for coordinating with the nut block of the bolt be installed in rigid sleeve, and described vibration damping layer comprises the torsion damping part between rigid sleeve outer wall and bolt penetration hole inwall, the axial vibration damping part between the inner side surface and flange plate body front of flange.
Described vibration damping layer is vulcanised rubber layer, and vulcanised rubber layer is connected by sulfuration with rigid flange dish body and rigid sleeve respectively.
Main reducing gear of drive axle, comprise the drive flange be connected on reducer shaft, described drive flange comprises rigid flange dish body, rigid flange dish body offers bolt penetration hole, it is characterized in that: in described bolt penetration hole, be equipped with rigid sleeve, between rigid flange dish body and rigid sleeve, be provided with vibration damping layer.
One end of described rigid sleeve is provided with the flange of outer side surface for coordinating with the nut block of the bolt be installed in rigid sleeve, and described vibration damping layer comprises the torsion damping part between rigid sleeve outer wall and bolt penetration hole inwall, the axial vibration damping part between the inner side surface and flange plate body front of flange.
Described vibration damping layer is vulcanised rubber layer, and vulcanised rubber layer is connected by sulfuration with rigid flange dish and rigid sleeve respectively.
Passenger vehicle, comprise transmission shaft and main reducing gear of drive axle, transmission shaft and main reducing gear of drive axle are in transmission connection by drive flange, described drive flange comprises rigid flange dish body, rigid flange dish body offers bolt penetration hole, be equipped with rigid sleeve in described bolt penetration hole, between rigid flange dish body and rigid sleeve, be provided with vibration damping layer.
One end of described rigid sleeve is provided with the flange of outer side surface for coordinating with the nut block of the bolt be installed in rigid sleeve, and described vibration damping layer comprises the torsion damping part between rigid sleeve outer wall and bolt penetration hole inwall and the axial vibration damping part between the inner side surface and flange plate body front of flange.
Described vibration damping layer is vulcanised rubber layer, and vulcanised rubber layer is connected by sulfuration with rigid flange dish and rigid sleeve respectively.
One end that described transmission shaft is connected with main reducing gear of drive axle is provided with transmission shaft flange, and transmission shaft flange and drive flange are connected by bolt, is provided with rubber damping pad between described transmission shaft flange and drive flange.
Advantageous Effects of the present utility model: drive flange of the present utility model has torsion damping function, vibration-damping function and linkage function can be realized, vibration damping layer of the present utility model is arranged on the inside of bolt penetration hole, do not need the structure changing rigid flange dish, ensure that the rigidity of rigid flange dish, vibration damping layer can play the effect of torsion damping simultaneously.The utility model can not only meet the requirement of ransaxle to flange plate rigidity, and effective attenuation can be carried out to the rotating speed under each operating mode of ransaxle front end and torque ripple, the systematic influence factor of main reducing gear of drive axle output terminal is dropped to minimum, the good operating mode of final guarantee Driven Gear of Final Reduction Gear engagement, and then reduction rear-axle whine, promote passenger vehicle sound quality.
As further improvement of the utility model, the end of rigid sleeve is provided with flange, the outer side surface of flange coordinates with the nut block of bolt when bolt is installed in rigid sleeve, vibration damping layer comprises between flange and the front of rigid flange dish axial vibration damping part, torsion damping part between rigid sleeve outer wall and bolt penetration hole inwall, make this drive flange can not only play the effect of torsion damping, the effect of axial vibration damping can also be played.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment 1 of the utility model passenger vehicle;
Fig. 2 is the structural representation of drive flange in the utility model passenger vehicle embodiment 1;
In figure: 1, transmission shaft, 11, transmission shaft flange, 2, drive flange, 21, rigid flange dish body, 22, flange plate cover for seat, 3, rigid sleeve, 4, vibration damping layer, 41, torsion damping part, 42, axial vibration damping part, 5, rubber damping pad, 6, bolt, 7, nut.
Embodiment
The embodiment 1 of the utility model passenger vehicle, as Fig. 1, shown in Fig. 2, this passenger vehicle comprises transmission shaft 1 and main reducing gear of drive axle (not shown in FIG.), the end of transmission shaft 1 is provided with transmission shaft flange 11, the driving shaft of described main reducing gear of drive axle is connected with drive flange 2, transmission shaft flange 11 is in transmission connection with drive flange by bolt 6 and nut 7, drive flange 2 comprises rigid flange dish body 21 and is arranged on the flange plate cover for seat 22 in rigid flange dish body front, flange plate cover for seat 22 inside is provided with spline, the driving shaft of main reducing gear of drive axle is installed in flange cover for seat 22, flange plate cover for seat 22 is coordinated by spline spline with the driving shaft of main reducing gear of drive axle, and then realize power transmission, in order to meet torsional strength and the axial stretching intensity of drive flange, in the present embodiment, rigid flange dish body 21 is one-body molded with flange plate cover for seat 22, and employing integrally casting again machining completes, in other embodiments, flange plate body and flange plate cover for seat are by being welded and fixed connection.
Rigid flange dish body 21 circumference evenly offers the bolt penetration hole worn for bolt 6, rigid sleeve 3 is coaxially coated with in bolt penetration hole, in order to the effect of vibration damping can be reached, vibration damping layer 4 is provided with between rigid sleeve 3 and rigid flange dish body 21, the end of rigid sleeve 3 has flange, the outer side surface of flange coordinates with the nut block of bolt 6, as further improvement of the utility model, vibration damping layer 4 comprises the torsion damping part 41 between rigid sleeve sidewall and bolt penetration hole inwall, axial vibration damping part 42 between flange inner face and rigid flange dish body front, make this drive flange can not only play the effect of torsion damping, the effect of axial vibration damping can also be played.Vibration damping layer is elastic rubber layer, and elastic rubber layer is fixed together by vulcanization with rigid flange dish body and rigid sleeve respectively, makes rigid flange dish body, vibration damping layer, rigid sleeve form an entirety.
When the power assembly of ransaxle rotates, drive axis, dynamic torque is passed on bolt by transmission shaft flange, and be passed on rigid sleeve through bolt shank, the dynamic torque of fluctuation is passed on rigid flange dish body by the vibration damping layer that rigid sleeve is passed in perforation at bolt by sulfuration after vibration damping, and be passed on main reducing gear of drive axle through spline, in the process, the dynamic torque of fluctuation is carried out effective attenuation by the vibration damping rigidity of vibration damping layer and damping, and dynamic torque stable after decay is passed on Driven Gear of Final Reduction Gear, ensure the stationarity of Driven Gear of Final Reduction Gear engagement running, reduce the main reducing gear of drive axle gear noiose that torque ripple causes.
In the utility model, rubber damping pad 5 is provided with between drive flange and transmission shaft flange, under the fixation of bolt 6, the back side of drive flange and the face clamping rubber damping pad 5 of transmission shaft flange, when power assembly transmission, rubber damping pad 5 can play damping effect.In other embodiments, can not rubber damping pad be set.
In other embodiments of the present utility model, rigid sleeve can not arrange flange, and vibration damping layer can only include torsion damping part, when fixing bolt, can arrange packing ring or pad between bolt and flange plate.One end at rigid sleeve in the present embodiment arranges flange, and the outer side surface of flange coordinates with the nut block of bolt, does not need to install pad or packing ring when construction bolt, easy for installation.
The embodiment of the utility model drive flange and main reducing gear of drive axle, drive flange and main reducing gear of drive axle, as above-mentioned, for avoiding repetition, do not repeat at this.
Claims (10)
1. drive flange, comprises rigid flange dish body, and rigid flange dish body offers bolt penetration hole, it is characterized in that: be equipped with rigid sleeve in described bolt penetration hole, is provided with vibration damping layer between rigid flange dish body and rigid sleeve.
2. drive flange according to claim 1, it is characterized in that: one end of described rigid sleeve is provided with the flange of outer side surface for coordinating with the nut block of the bolt be installed in rigid sleeve, described vibration damping layer comprises the torsion damping part between rigid sleeve outer wall and bolt penetration hole inwall and the axial vibration damping part between the inner side surface and flange plate body front of flange.
3. drive flange according to claim 1 and 2, is characterized in that: described vibration damping layer is vulcanised rubber layer, and vulcanised rubber layer is connected by sulfuration with rigid flange dish body and rigid sleeve respectively.
4. main reducing gear of drive axle, comprise the drive flange be connected on reducer shaft, described drive flange comprises rigid flange dish body, rigid flange dish body offers bolt penetration hole, it is characterized in that: in described bolt penetration hole, be equipped with rigid sleeve, between rigid flange dish body and rigid sleeve, be provided with vibration damping layer.
5. main reducing gear of drive axle according to claim 4, it is characterized in that: one end of described rigid sleeve is provided with the flange of outer side surface for coordinating with the nut block of the bolt be installed in rigid sleeve, described vibration damping layer comprises the torsion damping part between rigid sleeve outer wall and bolt penetration hole inwall, the axial vibration damping part between the inner side surface and flange plate body front of flange.
6. the main reducing gear of drive axle according to claim 4 or 5, is characterized in that: described vibration damping layer is vulcanised rubber layer, and vulcanised rubber layer is connected by sulfuration with rigid flange dish and rigid sleeve respectively.
7. passenger vehicle, comprise transmission shaft and main reducing gear of drive axle, transmission shaft and main reducing gear of drive axle are in transmission connection by drive flange, described drive flange comprises rigid flange dish body, rigid flange dish body offers bolt penetration hole, it is characterized in that: in described bolt penetration hole, be equipped with rigid sleeve, between rigid flange dish body and rigid sleeve, be provided with vibration damping layer.
8. passenger vehicle according to claim 7, it is characterized in that: one end of described rigid sleeve is provided with the flange of outer side surface for coordinating with the nut block of the bolt be installed in rigid sleeve, described vibration damping layer comprises the torsion damping part between rigid sleeve outer wall and bolt penetration hole inwall, the axial vibration damping part between the inner side surface and flange plate body front of flange.
9. the passenger vehicle according to claim 7 or 8, is characterized in that: described vibration damping layer is vulcanised rubber layer, and vulcanised rubber layer is connected by sulfuration with rigid flange dish and rigid sleeve respectively.
10. the passenger vehicle according to claim 7 or 8, it is characterized in that: one end that described transmission shaft is connected with main reducing gear of drive axle is provided with transmission shaft flange, transmission shaft flange and drive flange are connected by bolt, are provided with rubber damping pad between described transmission shaft flange and drive flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520557613.5U CN204900582U (en) | 2015-07-29 | 2015-07-29 | Drive flange and use transaxle main reducer , passenger train of this flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520557613.5U CN204900582U (en) | 2015-07-29 | 2015-07-29 | Drive flange and use transaxle main reducer , passenger train of this flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204900582U true CN204900582U (en) | 2015-12-23 |
Family
ID=54922762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520557613.5U Expired - Fee Related CN204900582U (en) | 2015-07-29 | 2015-07-29 | Drive flange and use transaxle main reducer , passenger train of this flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204900582U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050946A (en) * | 2016-08-01 | 2016-10-26 | 宁波海通汽车配件股份有限公司 | Vibration and noise reduction flange |
-
2015
- 2015-07-29 CN CN201520557613.5U patent/CN204900582U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050946A (en) * | 2016-08-01 | 2016-10-26 | 宁波海通汽车配件股份有限公司 | Vibration and noise reduction flange |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151223 Termination date: 20200729 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |