CN202641256U - Steering drive axle used for wheel excavator - Google Patents
Steering drive axle used for wheel excavator Download PDFInfo
- Publication number
- CN202641256U CN202641256U CN 201220202169 CN201220202169U CN202641256U CN 202641256 U CN202641256 U CN 202641256U CN 201220202169 CN201220202169 CN 201220202169 CN 201220202169 U CN201220202169 U CN 201220202169U CN 202641256 U CN202641256 U CN 202641256U
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- China
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- assembly
- wheel
- steering
- universal joint
- reduction gear
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- Expired - Fee Related
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Abstract
The utility model discloses a steering drive axle used for a wheel excavator. The steering drive axle comprises an axle housing assembly (1), a main speed reducer assembly (2), a steering cylinder assembly (3), a universal joint and drive shaft assembly (4), a steering joint assembly (5), a brake assembly (6) and a wheel speed reducer assembly (7), wherein the main speed reducer assembly (2) is arranged at the middle part of the axle housing assembly (1); the main speed reducer assembly (2) is arranged as being linked with the inner semiaxis of the universal joint and drive shaft assembly (4) by virtue of a spline; the main speed reducer assembly (2) is arranged as being linked with the spline of the wheel speed reducer assembly (7) by virtue of the outer semiaxis of the universal joint and drive shaft assembly (4); the wheel speed reducer assembly (7) is arranged at two ends of the axle housing assembly (1); the wheel speed reducer assembly (7) is arranged as being hinged with the axle housing assembly (1) by virtue of the steering joint assembly (5) and being connected with the universal joint and drive shaft assembly (4) by virtue of the spline; the brake assembly (6) is arranged on the wheel speed reducer assembly (7); and both ends of the steering cylinder assembly (3) are arranged as being respectively hinged with the steering joint assembly (5) and the axle housing assembly (1). Therefore, the steering drive axle has good steering driving performance.
Description
One, technical field
The utility model relates to a kind of steering drive axle for wheel shovel, and especially a kind of adaptation is used for the steering drive axle of little tonnage wheel shovel.
Two, background technology
In construction machinery and equipment, wheel shovel is an important kind, be widely used, and the steering drive axle that is used for wheel shovel is the vitals of wheel shovel, at existing steering drive axle for wheel shovel, there is the shortcoming that bearing load is little, driving efficiency is low, output torque is little and brake torque is little, thereby causes for the steering drive axle performance of wheel shovel not high.
Three, summary of the invention
In order to overcome above-mentioned technical disadvantages, the purpose of this utility model provides a kind of steering drive axle for wheel shovel, so steering drive axle has and well turns to driveability.
For achieving the above object, the technical scheme that the utility model is taked is: include axle case assy, main gearbox assembly, the steering cylinder assembly, universal joint transmission shaft assembly, knuckle assembly, brake assembly and wheel reduction gear assembly, middle part at axle case assy is provided with main gearbox assembly, main gearbox assembly is set to connect with the inner shaft of universal joint transmission shaft assembly by spline, main gearbox assembly is set to by the outer semiaxis of universal joint transmission shaft assembly and wheel reduction gear assembly splined, be provided with the wheel reduction gear assembly at the two ends of axle case assy, the wheel reduction gear assembly is set to by knuckle assembly and axle case assy is hinged and pass through spline joint with universal joint transmission shaft assembly, be provided with brake assembly at the wheel reduction gear assembly, the two ends of steering cylinder assembly are set to hinged with knuckle assembly and axle case assy respectively.
The main frame dynamic torque imports into from input flange, behind main gearbox assembly deceleration and differential, by inner shaft power is passed to universal joint transmission shaft assembly, pass to the wheel reduction gear assembly by outer semiaxis again, after the wheel reduction gear assembly slows down, power is finally passed to wheel hub, thereby tire on the drive wheels rolls and advances, owing to designed axle case assy, main gearbox assembly, the steering cylinder assembly, universal joint transmission shaft assembly, knuckle assembly, it is large that brake assembly and wheel reduction gear assembly, main gearbox assembly have an input torque, driving efficiency is high, the characteristics such as stable working; The wheel reduction gear assembly has that the compact conformation reduction ratio is large, output pulsation-free characteristics, the in-built satellite differential of main gearbox assembly system, active balance the difference of both sides tire rotational speed during Vehicular turn, solved tyre skidding problem in both sides under the various operating modes; Brake assembly has that brake torque is large, the characteristics of braking safety and reliability, so steering drive axle has and well turns to driveability.
The utility model has designed, the main gearbox assembly setting Double curve screw bevel gear drive mechanism that is as the criterion, and main gearbox assembly is provided with the satellite differential.
The utility model has designed, and the wheel reduction gear assembly is set to planetary reduction transmission structure.
The utility model has designed, and universal joint transmission shaft assembly is set to semi-floating cross universal transmission shaft structure.
The utility model has designed, and brake assembly is set to often open hydraulic expanding shoe type drum brake.
Four, description of drawings
Accompanying drawing is scheme drawing of the present utility model.
Five, the specific embodiment
Accompanying drawing is an embodiment of the present utility model, specify by reference to the accompanying drawings present embodiment, include axle case assy 1, main gearbox assembly 2, steering cylinder assembly 3, universal joint transmission shaft assembly 4, knuckle assembly 5, brake assembly 6 and wheel reduction gear assembly 7, be provided with main gearbox assembly 2 in the middle part of axle case assy 1, be provided with wheel reduction gear assembly 7 at the two ends of axle case assy 1, wheel reduction gear assembly 7 is set to connect with axle case assy 1 by universal joint transmission shaft assembly 4, be provided with knuckle assembly 5 and brake assembly 6 at wheel reduction gear assembly 7, steering cylinder assembly 3 is set to connect with knuckle assembly 5, steering cylinder assembly 3 arranges and connects with axle case assy 1, main gearbox assembly 2 is set to connect with wheel reduction gear assembly 7 by outer semiaxis, and main gearbox assembly 2 is set to connect with universal joint transmission shaft assembly 4 by inner shaft.
In the present embodiment, main gearbox assembly 2 arranges the Double curve screw bevel gear drive mechanism that is as the criterion, and main gearbox assembly 2 is provided with the satellite differential.
In the present embodiment, wheel reduction gear assembly 7 is set to planetary reduction transmission structure.
In the present embodiment, universal joint transmission shaft assembly 4 is set to semi-floating cross universal transmission shaft structure.
In the present embodiment, brake assembly 6 is set to often open hydraulic expanding shoe type drum brake.
The main frame dynamic torque imports into from input flange, behind main gearbox assembly 2 decelerations and differential, by inner shaft power is passed to universal joint transmission shaft assembly 4, pass to wheel reduction gear assembly 7 by outer semiaxis again, after wheel reduction gear assembly 7 slows down, power is finally passed to wheel hub, thereby the tire on the drive wheels rolling is advanced.
The utlity model has lower characteristics:
1, owing to designed axle case assy 1, main gearbox assembly 2, steering cylinder assembly 3, universal joint transmission shaft assembly 4, knuckle assembly 5, brake assembly 6 and wheel reduction gear assembly 7, main gearbox assembly 2 has large, the characteristics such as input torque is large, driving efficiency is high, stable working of carrying; Wheel reduction gear assembly 7 has that the compact conformation reduction ratio is large, output pulsation-free characteristics, the in-built satellite differential of main gearbox assembly 2 system, active balance the difference of both sides tire rotational speed during Vehicular turn, solved tyre skidding problem in both sides under the various operating modes; Brake assembly 6 has that brake torque is large, the characteristics of braking safety and reliability, so this steering drive axle has and well turns to driveability.
2, owing to designed axle case assy 1, main gearbox assembly 2, steering cylinder assembly 3, universal joint transmission shaft assembly 4, knuckle assembly 5, brake assembly 6 and wheel reduction gear assembly 7, the topology layout compact and reasonable is more suitable for wheel shovel and uses.
3, owing to designed axle case assy 1, main gearbox assembly 2, steering cylinder assembly 3, universal joint transmission shaft assembly 4, knuckle assembly 5, brake assembly 6 and wheel reduction gear assembly 7, each assembly have been carried out rational integrated, unfailing performance is high.
Within being used for the steering drive axle technical field of wheel shovel; Be provided with main gearbox assembly 2 every including in the middle part of axle case assy 1; main gearbox assembly 2 is set to connect by the inner shaft of spline with universal joint transmission shaft assembly 4; main gearbox assembly 2 is set to by the outer semiaxis of universal joint transmission shaft assembly 4 and wheel reduction gear assembly 7 splined; be provided with wheel reduction gear assembly 7 at the two ends of axle case assy 1; wheel reduction gear assembly 7 is set to hinged by knuckle assembly 5 and axle case assy 1 and passes through spline joint with universal joint transmission shaft assembly 4; be provided with brake assembly 6 at wheel reduction gear assembly 7, the two ends of steering cylinder assembly 3 are set to respectively with the hinged technology contents of knuckle assembly 5 and axle case assy 1 all in protection domain of the present utility model.
Claims (5)
1. steering drive axle that is used for wheel shovel; It is characterized in that: include axle case assy (1), main gearbox assembly (2), steering cylinder assembly (3), universal joint transmission shaft assembly (4), knuckle assembly (5), brake assembly (6) and wheel reduction gear assembly (7), be provided with main gearbox assembly (2) in the middle part of axle case assy (1), main gearbox assembly (2) is set to connect by the inner shaft of spline with universal joint transmission shaft assembly (4), main gearbox assembly (2) is set to by the outer semiaxis of universal joint transmission shaft assembly (4) and wheel reduction gear assembly (7) splined, be provided with wheel reduction gear assembly (7) at the two ends of axle case assy (1), wheel reduction gear assembly (7) is set to by knuckle assembly (5) and axle case assy (1) is hinged and pass through spline joint with universal joint transmission shaft assembly (4), be provided with brake assembly (6) at wheel reduction gear assembly (7), the two ends of steering cylinder assembly (3) are set to hinged with knuckle assembly (5) and axle case assy (1) respectively.
2. the steering drive axle for wheel shovel according to claim 1; It is characterized in that: main gearbox assembly (2) arranges the Double curve screw bevel gear drive mechanism that is as the criterion, and main gearbox assembly (2) is provided with the satellite differential.
3. the steering drive axle for wheel shovel according to claim 1; It is characterized in that: wheel reduction gear assembly (7) is set to planetary reduction transmission structure.
4. the steering drive axle for wheel shovel according to claim 1; It is characterized in that: universal joint transmission shaft assembly (4) is set to semi-floating cross universal transmission shaft structure.
5. the steering drive axle for wheel shovel according to claim 1; It is characterized in that: brake assembly (6) is set to often open hydraulic expanding shoe type drum brake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220202169 CN202641256U (en) | 2012-05-08 | 2012-05-08 | Steering drive axle used for wheel excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220202169 CN202641256U (en) | 2012-05-08 | 2012-05-08 | Steering drive axle used for wheel excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202641256U true CN202641256U (en) | 2013-01-02 |
Family
ID=47410413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220202169 Expired - Fee Related CN202641256U (en) | 2012-05-08 | 2012-05-08 | Steering drive axle used for wheel excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202641256U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109435687A (en) * | 2018-10-29 | 2019-03-08 | 苏州履坦智能科技有限公司 | A kind of novel wheel-type vehicle multistage chain conveyer and steering mechanism |
| CN112960035A (en) * | 2021-03-29 | 2021-06-15 | 徐州重型机械有限公司 | Steering mechanism and independent suspension system |
-
2012
- 2012-05-08 CN CN 201220202169 patent/CN202641256U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109435687A (en) * | 2018-10-29 | 2019-03-08 | 苏州履坦智能科技有限公司 | A kind of novel wheel-type vehicle multistage chain conveyer and steering mechanism |
| CN109435687B (en) * | 2018-10-29 | 2021-10-15 | 苏州履坦智能科技有限公司 | Novel multistage chain transmission and steering mechanism for wheeled vehicle |
| CN112960035A (en) * | 2021-03-29 | 2021-06-15 | 徐州重型机械有限公司 | Steering mechanism and independent suspension system |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130102 Termination date: 20160508 |