CN202029645U - Drive axle of loading machine - Google Patents
Drive axle of loading machine Download PDFInfo
- Publication number
- CN202029645U CN202029645U CN2011201532407U CN201120153240U CN202029645U CN 202029645 U CN202029645 U CN 202029645U CN 2011201532407 U CN2011201532407 U CN 2011201532407U CN 201120153240 U CN201120153240 U CN 201120153240U CN 202029645 U CN202029645 U CN 202029645U
- Authority
- CN
- China
- Prior art keywords
- drive axle
- bearing
- loader drive
- gear
- hub
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model provides a drive axle of a loading machine, which comprises an axle housing assembly and a main driving reducing mechanism, wherein the main driving reducing mechanism is arranged inside the axle housing assembly. A bearing is respectively connected with the left side and the right side of the main driving reducing mechanism. The left bearing is sequentially connected with a hub reducing mechanism and a caliper disc brake from left to right, and the right bearing is sequentially connected with the caliper disc brake and the hub reducing mechanism from right to left. The drive axle of the loading machine improves the torsion bearing capability of the main driving reducing mechanism, is better in transmission performance, greatly improves the reliability of the whole set of drive axle, and is better in carrying capacity and convenient to maintain.
Description
Technical field
The utility model relates to a kind of engineering truck drive axle, particularly a kind of loader drive axle.
Background technology
At present, the drive axle that construction machinery and equipment particularly uses on the loader mainly adopts spiral bevel gear pair to carry out transmission, and load-carrying capacity and transmission performance are relatively poor.
The utility model content
The purpose of this utility model is that a kind of adaptation loader present stage development need will be provided, load-carrying capacity is strong, bear that torque capability is good, transmission performance steadily, make things convenient for the loader drive axle of services and repairs.
The technical scheme of loader drive axle of the present utility model is as follows.
Loader drive axle of the present utility model comprises axle case assy, main gear speed reduction gearing, described main gear speed reduction gearing is arranged in the described axle case assy, the left and right sides of described main gear speed reduction gearing all is connected with bearing, be connected with hub reduction mechanism and caliper disk brake from left to right in turn on the bearing of described left side, described right side bearing is turned left from the right side and is connected with caliper disk brake and hub reduction mechanism in turn.
Wherein, described hub reduction mechanism comprises sun wheel, satellite gear, planetary wheel carrier, internally toothed annulus, gear ring support, described sun wheel is connected with described bearing, described satellite gear is installed on the described planetary wheel carrier, and mesh with sun wheel and described internally toothed annulus simultaneously, described internally toothed annulus is installed on the described gear ring support, and described gear ring support is connected with described axle case assy.
Wherein, also comprise planet wheel spindle and cylindrical roller bearing, described satellite gear is connected by planet wheel spindle and cylindrical roller bearing with described planetary wheel carrier.
Wherein, be connected by spline between described sun wheel and the described bearing.
Wherein, described satellite gear is 4.
Wherein, described gear ring support is connected by spline with described axle case assy.
Wherein, also comprise hub, described hub is connected by tapered roller bearing with described axle case assy.
Wherein, swing span assembly and back swing span assembly before also comprising, described swing frame assembly is separately positioned on the front and back of described axle case assy, and is symmetrical arranged along the main gear speed reduction gearing.
The beneficial effects of the utility model are as follows.
The utility model has improved the ability that the main gear speed reduction gearing bears moment of torsion, and transmission performance is better, has improved the reliability of a whole set of drive axle greatly, and load-carrying capacity is stronger, and services and repairs is convenient.
Description of drawings
Fig. 1 is a kind of loader drive axle assembly structure chart of the present utility model;
Fig. 2 is a kind of loader drive axle assembly structure chart of the present utility model.
Wherein, 1. hub reduction mechanism, 2. caliper disk brake, 3. left half axle, 4. axle case assy, 5. main gear speed reduction gearing, 6. right axle shaft, 7. back swing span assembly, 8. preceding swing span assembly, 9. axle housing stage casing, 10. hub carrier, 11. sun wheels, 12. satellite gear, 13. planetary wheel carriers, 14. internally toothed annuluss, 15. gear ring supports, 16. hub, 17. planet wheel spindles, 18. cylindrical roller bearings, 19. tapered roller bearing, 20. tapered roller bearings, 21. fasteners.
The specific embodiment
Below in conjunction with accompanying drawing loader drive axle of the present utility model is further specified.
Shown in accompanying drawing 2, comprise axle case assy 4, main gear speed reduction gearing 5 according to a kind of loader drive axle of the present utility model, described main gear speed reduction gearing 5 is arranged in the described axle case assy 4, the left and right sides of described main gear speed reduction gearing 5 all is connected with bearing (being left half axle 3 and right axle shaft 6), be connected with hub reduction mechanism 1 and caliper disk brake 2 on the described left half axle 3 from left to right in turn, described right axle shaft 6 is turned left from the right side and is connected with caliper disk brake 2 and hub reduction mechanism 1 in turn.Axle case assy 4 is made up of axle housing stage casing 9 and hub carrier 10, respectively connects a hub carrier 10 at the two ends in axle housing stage casing 9.Respectively there is the protrusion mounting blocks both sides, axle housing stage casing of front driving axle, and reinforced rib is arranged, and protruding on the mounting blocks has mounting hole.
Hub reduction mechanism 1 includes sun wheel 11, satellite gear 12, planetary wheel carrier 13, internally toothed annulus 14, gear ring support 15, hub 16, sun wheel 11 is installed in the outer end of bearing by spline, monolateral 4 satellite gears 12 are installed on the planetary wheel carrier 13 by planet wheel spindle 17, cylindrical roller bearing 18, and mesh with sun wheel 11 and internally toothed annulus 14 simultaneously, make stressed more even; Monolateral planetary wheel carrier 13 is by the outer end that is bolted to hub 16 of 44 M14 * 1.5, hub 16 is assemblied on the axle case assy 4 by tapered roller bearing 19, internally toothed annulus 14 is installed on the gear ring support 15, and gear ring support 15 and axle case assy 4 are captiveed joint by spline; Compare the drive axle of homemade old type, increased the quantity of hub connection rim bolt, single drive axle is captiveed joint with wheel set by the fastener 21 of 48 M20 * 1.5.
Referring to accompanying drawing 1 described be another kind of embodiment of the present utility model, swing span assembly 7 and back swing span assembly 8 before also comprising, described swing frame assembly is separately positioned on the front and back of described axle case assy 4, and is symmetrical arranged along main gear speed reduction gearing 5.
A kind of loader drive axle described in the utility model, total reduction gear ratio is 25.9.Wherein, base ratio is 4.625, the secondary skew bevel wheel that adopts of final gear, and mounting means adopts the central support form, angle of obliquity α=20 °, helixangle=35 °, propons modulus m=13.5, back axle modulus m=12, wherein spiral bevel driving gear tooth number Z
1=8, passive screw bevel gear tooth number Z
2=37; The hub reduction ratio is 5.6, modulus m=6.5, angle of obliquity α=20 °, wherein sun wheel number of teeth Z
1=15, satellite gear number of teeth Z
2=26, the internally toothed annulus tooth number Z
3=69, the planetary gear speed reducing mechanism of 4 satellite gears of employing.
The above only is a preferred implementation of the present utility model; should be understood that; for the person of ordinary skill of the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (10)
1. loader drive axle, it is characterized in that, comprise axle case assy, main gear speed reduction gearing, described main gear speed reduction gearing is arranged in the described axle case assy, the left and right sides of described main gear speed reduction gearing all is connected with bearing, be connected with wheel reduction gear and caliper disk brake from left to right in turn on the bearing of described left side, described right side bearing is turned left from the right side and is connected with caliper disk brake and wheel reduction gear in turn.
2. loader drive axle according to claim 1, it is characterized in that, described hub reduction mechanism comprises sun wheel, satellite gear, planetary wheel carrier, internally toothed annulus, gear ring support, described sun wheel is connected with described bearing, described satellite gear is installed on the described planetary wheel carrier, and mesh with sun wheel and described internally toothed annulus simultaneously, described internally toothed annulus is installed on the described gear ring support, and described gear ring support is connected with described axle case assy.
3. loader drive axle according to claim 2 is characterized in that, also comprises planet wheel spindle and cylindrical roller bearing, and described satellite gear is connected by planet wheel spindle and cylindrical roller bearing with described planetary wheel carrier.
4. loader drive axle according to claim 3 is characterized in that, is connected by spline between described sun wheel and the described bearing.
5. loader drive axle according to claim 4 is characterized in that, described satellite gear is 4.
6. loader drive axle according to claim 5 is characterized in that, described satellite gear is connected by planet wheel spindle and two cylindrical roller bearings with described planetary wheel carrier.
7. loader drive axle according to claim 6 is characterized in that, described gear ring support is connected by spline with described axle case assy.
8. loader drive axle according to claim 7 is characterized in that, also comprises hub, and described hub is connected by tapered roller bearing with described axle case assy.
9. loader drive axle according to claim 8 is characterized in that, described planetary wheel carrier passes through the bolted connection of 44 M14 in the hub outer end.
10. according to any described loader drive axle of claim 1-9, it is characterized in that, swing span assembly and back swing span assembly before also comprising, described swing frame assembly is separately positioned on the front and back of described axle case assy, and is symmetrical arranged along the main gear speed reduction gearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201532407U CN202029645U (en) | 2011-05-12 | 2011-05-12 | Drive axle of loading machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201532407U CN202029645U (en) | 2011-05-12 | 2011-05-12 | Drive axle of loading machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202029645U true CN202029645U (en) | 2011-11-09 |
Family
ID=44891956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201532407U Expired - Fee Related CN202029645U (en) | 2011-05-12 | 2011-05-12 | Drive axle of loading machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202029645U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104309408A (en) * | 2014-10-13 | 2015-01-28 | 武汉鑫恒通车桥制造有限公司 | 8-10-ton diesel fork lift truck drive axle structure |
| CN104315046A (en) * | 2014-09-24 | 2015-01-28 | 广西柳工机械股份有限公司 | Heat insulation brake disc of drive axle |
| CN109720151A (en) * | 2018-12-05 | 2019-05-07 | 中国煤炭科工集团太原研究院有限公司 | A kind of heavily loaded drive axle pendulous device of coal mine |
| CN113085444A (en) * | 2021-05-20 | 2021-07-09 | 一汽解放汽车有限公司 | Hub reduction assembly and hub reduction drive axle |
-
2011
- 2011-05-12 CN CN2011201532407U patent/CN202029645U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104315046A (en) * | 2014-09-24 | 2015-01-28 | 广西柳工机械股份有限公司 | Heat insulation brake disc of drive axle |
| CN104309408A (en) * | 2014-10-13 | 2015-01-28 | 武汉鑫恒通车桥制造有限公司 | 8-10-ton diesel fork lift truck drive axle structure |
| CN109720151A (en) * | 2018-12-05 | 2019-05-07 | 中国煤炭科工集团太原研究院有限公司 | A kind of heavily loaded drive axle pendulous device of coal mine |
| CN113085444A (en) * | 2021-05-20 | 2021-07-09 | 一汽解放汽车有限公司 | Hub reduction assembly and hub reduction drive axle |
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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: 20111109 Termination date: 20160512 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |