CN109910503A - A kind of lorry rigid drive axle - Google Patents
A kind of lorry rigid drive axle Download PDFInfo
- Publication number
- CN109910503A CN109910503A CN201910285372.6A CN201910285372A CN109910503A CN 109910503 A CN109910503 A CN 109910503A CN 201910285372 A CN201910285372 A CN 201910285372A CN 109910503 A CN109910503 A CN 109910503A
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- axle housing
- gear
- differential mechanism
- conical gear
- active conical
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Abstract
The present invention relates to technical field of automobile accessories, especially a kind of lorry rigid drive axle, compared with prior art, an entirety is made in entire axle housing by the lorry rigid drive axle, axle housing is like a whole hollow fine strain of millet, its intensity and rigidity are all relatively good, and axle housing and final drive casing are allocated as two bodies, Driven Gear of Final Reduction Gear and differential mechanism are mounted in independent main deceleration shell, constitute individual assembly, it is packed into axle housing by front in the middle part of axle housing again after adjusting, and it is bolted together with axle housing, make the dismounting of main reducing gear and differential mechanism, adjustment, maintenance, maintenance etc. is quite convenient to, gear and other driving member stable workings, noise is small, the transmission efficiency with higher under various revolving speeds and load, and it can achieve effective performance of better net tractive force of wheel and steering force, it is optimal dynamic to guarantee that automobile has Power and fuel economy, to improve the driveability of automobile.Have many advantages, such as structure is simple, processing technology is good, manufacture is easy, dismounting and it is easy to adjust.
Description
Technical field
The present invention relates to technical field of automobile accessories, especially a kind of lorry rigid drive axle.
Background technique
Automobile drive axle is the great assembly of automobile, carry automobile fully loaded spring loading and ground through wheel, vehicle frame and
Vertical force, longitudinal force, cross force and its torque and shock loading that monocoque body is given through suspension.Drive axle also transmits
The torque capacity in power train, axle housing also subject to the moment of reaction, automobile drive axle structural shape and design parameter except pair
The reliability of automobile and durability have a major impact it is outer, also to the driving performance of automobile such as dynamic property, economy, ride comfort, logical
The property crossed, mobility and actuating stability etc. have a direct impact.In addition, automobile drive axle is also to cover in the various assemblies of automobile
The most big assembly of the kind of machine components, component, sub-unit etc., for example, drive axle includes main reducing gear, differential mechanism, driving
Transmission device (semiaxis and hub reduction gear), axle housing and the various gears of wheel.Automobile drive axle in the prior art is due to knot
Structure design is unreasonable to lead to that transmission efficiency is low, ride comfort is poor, processing technology is complicated and manufacturing cost is high.
Summary of the invention
For solve the problems, such as defect present in automobile drive axle in the prior art and, a kind of non-disconnected drive of lorry is provided
Dynamic bridge.
The present invention is that technical solution used by solving its technical problem is: the non-disconnected driving of a kind of lorry of the invention
Bridge includes integral type axle housing, axle housing front cover and axle housing rear cover, and the integral type axle housing front end and axle housing front cover are tightly connected, and one
Body formula axle housing rear end and axle housing rear cover are tightly connected；Jackshaft is equipped in integral type axle housing, jackshaft one end is connected to
Wheel hub, the jackshaft other end are connected to differential mechanism, and the differential mechanism is connected with main reducing gear；The axle housing front cover is logical
It crosses hex-head nut and spring washer to be connected and sealed with wheel hub, is equipped with casing, set in jackshaft and wheel hub junction
Pipe is fixedly connected on jackshaft by a spacer pin, and keeps synchronous rotary with jackshaft, between casing and wheel hub
It is attached using tapered roller bearing, wheel hub and tapered roller bearing junction both ends are equipped with oil sealing, are externally provided in oil sealing
Oil seal seat is additionally provided with adjusting nut in the outer end side that wheel hub is connect with tapered roller bearing, and the adjusting nut passes through one
Locking nut is locked；It is connected between the jackshaft and differential mechanism using planetary gear, one is connected outside planetary gear
Planetary gear shaft；It is respectively fixed with differential mechanism left housing and differential right casing in differential mechanism two sides, is connected outside the differential right casing
A right bearing lid is connect, a left bearing lid is connected outside the differential mechanism left housing, differential mechanism left housing is outer and left bearing lid passes through locking plate
And adjusting nut is locked；A driven bevel gear, the driven bevel gear are connected outside the planetary gear shaft
It is fixed on outside differential mechanism left housing by a driven gear bolt, driven bevel gear is with unification active conical gear, driven circular cone
Gear is driven by active conical gear, is connected separately with active conical gear fore bearing and master in the front and back end of active conical gear
Dynamic conical gear rear bearing, the active conical gear fore bearing and active conical gear rear bearing are connected to active circular cone tooth
Between wheel and final drive casing, a sleeve is cased between active conical gear fore bearing and active conical gear rear bearing；?
The outer end of the final drive casing is also combined with dirt-proof boot, and a flange is embedded on dirt-proof boot.
Oil sealing is additionally provided between the active conical gear fore bearing and dirt-proof boot.
The planetary gear and differential mechanism left housing link position is additionally provided with planetary gear washer.
The beneficial effects of the present invention are: compared with prior art, a kind of lorry rigid drive axle of the invention will be whole
An entirety is made in a axle housing, and for axle housing like a whole hollow fine strain of millet, intensity and rigidity are all relatively good, and axle housing and main deceleration
Device shell is allocated as two bodies, and Driven Gear of Final Reduction Gear and differential mechanism are mounted in independent main deceleration shell, constitute individual assembly, adjust
It is packed into axle housing by front in the middle part of axle housing, and is bolted together with axle housing again later, make main reducing gear and differential mechanism
Dismounting, adjustment, maintenance, maintenance etc. are quite convenient to, and gear and other driving member stable workings, noise is small, in various revolving speeds and
Transmission efficiency with higher under load, and can achieve effective performance of better net tractive force of wheel and steering force, guarantee
Automobile has optimal dynamic property and fuel economy, to improve the driveability of automobile.The simple, processing technology with structure
Property it is good, manufacture is easy, dismounting and it is easy to adjust the advantages that.
Detailed description of the invention
A kind of lorry rigid drive axle of the invention is made furtherly with reference to the accompanying drawings and detailed description
It is bright.
Fig. 1 is a kind of structural schematic diagram of lorry rigid drive axle of the invention.
Specific embodiment
As shown in Figure 1, a kind of lorry rigid drive axle of the invention includes integral type axle housing 1, axle housing front cover 2 and bridge
Shell rear cover 3.1 front end of integral type axle housing and axle housing front cover 2 are tightly connected, and 1 rear end of integral type axle housing and the sealing of axle housing rear cover 3 connect
It connects.
As shown in Figure 1, being equipped with jackshaft 4 in integral type axle housing 1,4 one end of jackshaft is connected to wheel hub 5, is driven
4 other end of semiaxis is connected to differential mechanism 6, and differential mechanism 6 is connected with main reducing gear 7.
As shown in Figure 1, axle housing front cover 2 is connected and sealed by hex-head nut and spring washer 8 with wheel hub 5,
Jackshaft 4 and 5 junction of wheel hub are equipped with casing 9, and casing 9 is fixedly connected on jackshaft 4 by a spacer pin 10, and
Synchronous rotary is kept with jackshaft 4, is attached between casing 9 and wheel hub 5 using tapered roller bearing 11, wheel hub 5 and circle
11 junction both ends of taper roller bearing are equipped with oil sealing 12, are externally provided with oil seal seat 13 in oil sealing 12.In wheel hub 5 and taper roller axis
The outer end side for holding 11 connections is additionally provided with adjusting nut 14, and adjusting nut 14 is locked by a locking nut 15.
As shown in Figure 1, being connected between jackshaft 4 and differential mechanism 6 using planetary gear 16.One is connected outside planetary gear 16
Planetary gear shaft 17.Differential mechanism left housing 18 and differential right casing 19 are respectively fixed in 6 two sides of differential mechanism.Outside differential right casing 19
A right bearing lid 20 is connected, a left bearing lid 21 is connected outside differential mechanism left housing 18, differential mechanism left housing 18 is outer and left bearing lid 21 is logical
It crosses locking plate and adjusting nut 22 is locked.Planetary gear 16 and 18 link position of differential mechanism left housing are additionally provided with planetary gear pad
Circle 23.
As shown in Figure 1, connecting a driven bevel gear 24 outside planetary gear shaft 17, driven bevel gear 24 is driven by one
Gear bolt 25 is fixed on outside differential mechanism left housing 18.Driven bevel gear 24 is with unification active conical gear 26, driven circular cone tooth
Wheel 24 is driven by active conical gear 26.Active conical gear fore bearing is connected separately in the front and back end of active conical gear 26
27 and active conical gear rear bearing 28, active conical gear fore bearing 27 and active conical gear rear bearing 28 are connected to actively
Between conical gear 26 and final drive casing 29, between active conical gear fore bearing 27 and active conical gear rear bearing 28
It is cased with a sleeve 30.It is also combined with dirt-proof boot 31 in the outer end of final drive casing 29, a flange 32 is embedded on dirt-proof boot 31, it is main
Oil sealing 33 is additionally provided between dynamic conical gear fore bearing 27 and dirt-proof boot 30.
In conclusion compared with prior art, entire axle housing is made a kind of lorry rigid drive axle of the invention
One entirety, for axle housing like a whole hollow fine strain of millet, intensity and rigidity are all relatively good, and axle housing and final drive casing are allocated as two
Body, Driven Gear of Final Reduction Gear and differential mechanism are mounted in independent main deceleration shell, individual assembly are constituted, again by bridge after adjusting
Front is packed into axle housing in the middle part of shell, and is bolted together with axle housing, make the dismounting of main reducing gear and differential mechanism, adjustment,
Maintenance, maintenance etc. are quite convenient to, and gear and other driving member stable workings, noise is small, has under various revolving speeds and load
Higher transmission efficiency, and can achieve effective performance of better net tractive force of wheel and steering force, guarantee that automobile has most
Good dynamic property and fuel economy, to improve the driveability of automobile.It is simple with structure, processing technology is good, manufacture
The advantages that being easy, dismounting and is easy to adjust.
Embodiment according to the present invention the present invention is described the description of property and not restrictive, it should be appreciated that this
The protection scope of invention is not limited thereto, without departing from the relevant scope of protection defined by the claims, this
The technical staff in field can make change and/or modification, and should be covered by the protection scope of the present invention.
Claims (3)
1. a kind of lorry rigid drive axle, it is characterised in that: including integral type axle housing, axle housing front cover and axle housing rear cover, institute
The integral type axle housing front end stated and axle housing front cover are tightly connected, and integral type axle housing rear end and axle housing rear cover are tightly connected；In one
Jackshaft is equipped in formula axle housing, jackshaft one end is connected to wheel hub, and the jackshaft other end is connected to differential mechanism, described
Differential mechanism is connected with main reducing gear；The axle housing front cover is sealed by hex-head nut and spring washer with wheel hub
Connection is equipped with casing in jackshaft and wheel hub junction, and casing is fixedly connected on jackshaft by a spacer pin, and
Synchronous rotary is kept with jackshaft, is attached between casing and wheel hub using tapered roller bearing, wheel hub and taper roller
Bearing junction both ends are equipped with oil sealing, are externally provided with oil seal seat in oil sealing, in the outer end that wheel hub is connect with tapered roller bearing one
Side is additionally provided with adjusting nut, and the adjusting nut is locked by a locking nut；The jackshaft and differential mechanism
Between connected using planetary gear, a planetary gear shaft is connected outside planetary gear；Differential mechanism is respectively fixed in differential mechanism two sides
Left housing and differential right casing, the differential right casing connect a right bearing lid outside, and it is left to connect one outside the differential mechanism left housing
Bearing cap, differential mechanism left housing is outer to be locked with left bearing lid by locking plate and adjusting nut；Outside the planetary gear shaft
A driven bevel gear is connected, the driven bevel gear is fixed on outside differential mechanism left housing by a driven gear bolt, from
Dynamic conical gear is with unification active conical gear, and driven bevel gear is driven by active conical gear, in active conical gear
Front and back end is connected separately with active conical gear fore bearing and active conical gear rear bearing, the active conical gear front axle
It holds and active conical gear rear bearing is connected between active conical gear and final drive casing, in active conical gear fore bearing
A sleeve is cased between active conical gear rear bearing；It is also combined with dirt-proof boot in the outer end of the final drive casing,
A flange is embedded on dirt-proof boot.
2. a kind of lorry rigid drive axle according to claim 1, it is characterised in that: the active conical gear
Oil sealing is additionally provided between fore bearing and dirt-proof boot.
3. a kind of lorry rigid drive axle according to claim 1, it is characterised in that: the planetary gear and poor
Fast device left housing link position is additionally provided with planetary gear washer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910285372.6A CN109910503A (en) | 2019-04-10 | 2019-04-10 | A kind of lorry rigid drive axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910285372.6A CN109910503A (en) | 2019-04-10 | 2019-04-10 | A kind of lorry rigid drive axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109910503A true CN109910503A (en) | 2019-06-21 |
Family
ID=66969181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910285372.6A Pending CN109910503A (en) | 2019-04-10 | 2019-04-10 | A kind of lorry rigid drive axle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109910503A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111469604A (en) * | 2020-04-29 | 2020-07-31 | 广西玉柴机器股份有限公司 | Three-stage planet row speed reduction non-shaft installation electric bridge assembly |
| CN112319138A (en) * | 2020-11-18 | 2021-02-05 | 芜湖禾田汽车工业有限公司 | Automobile transmission mechanism based on cast aluminum alloy |
| CN113619329A (en) * | 2021-08-26 | 2021-11-09 | 中国煤炭科工集团太原研究院有限公司 | Modularized full-floating wet-type brake drive axle for light coal mine vehicle |
| CN115723480A (en) * | 2022-11-03 | 2023-03-03 | 临沂万和精工机械有限公司 | Driving axle assembly structure of one-axle crawler machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0729852A1 (en) * | 1995-03-03 | 1996-09-04 | Renault Vehicules Industriels | Axle housing of road vehicle |
| CN201220579Y (en) * | 2008-06-05 | 2009-04-15 | 杭州汇丰机械设备有限公司 | Heavy type drive axle |
| CN201538200U (en) * | 2009-11-25 | 2010-08-04 | 中国三江航天工业集团公司特种车辆技术中心 | Driving axle for extra-heavy mine truck |
| US8936130B2 (en) * | 2011-03-29 | 2015-01-20 | Komatsu Ltd. | Electric forklift |
| CN207403491U (en) * | 2017-09-25 | 2018-05-25 | 中国第一汽车股份有限公司 | A kind of commercialization vehicle commander changes oil hub assembly |
-
2019
- 2019-04-10 CN CN201910285372.6A patent/CN109910503A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0729852A1 (en) * | 1995-03-03 | 1996-09-04 | Renault Vehicules Industriels | Axle housing of road vehicle |
| CN201220579Y (en) * | 2008-06-05 | 2009-04-15 | 杭州汇丰机械设备有限公司 | Heavy type drive axle |
| CN201538200U (en) * | 2009-11-25 | 2010-08-04 | 中国三江航天工业集团公司特种车辆技术中心 | Driving axle for extra-heavy mine truck |
| US8936130B2 (en) * | 2011-03-29 | 2015-01-20 | Komatsu Ltd. | Electric forklift |
| CN207403491U (en) * | 2017-09-25 | 2018-05-25 | 中国第一汽车股份有限公司 | A kind of commercialization vehicle commander changes oil hub assembly |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111469604A (en) * | 2020-04-29 | 2020-07-31 | 广西玉柴机器股份有限公司 | Three-stage planet row speed reduction non-shaft installation electric bridge assembly |
| CN112319138A (en) * | 2020-11-18 | 2021-02-05 | 芜湖禾田汽车工业有限公司 | Automobile transmission mechanism based on cast aluminum alloy |
| CN113619329A (en) * | 2021-08-26 | 2021-11-09 | 中国煤炭科工集团太原研究院有限公司 | Modularized full-floating wet-type brake drive axle for light coal mine vehicle |
| CN115723480A (en) * | 2022-11-03 | 2023-03-03 | 临沂万和精工机械有限公司 | Driving axle assembly structure of one-axle crawler machine |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190621 |
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| RJ01 | Rejection of invention patent application after publication |