CN201604476U - Hypoid bevel gear through-type drive axle - Google Patents
Hypoid bevel gear through-type drive axle Download PDFInfo
- Publication number
- CN201604476U CN201604476U CN2010201200271U CN201020120027U CN201604476U CN 201604476 U CN201604476 U CN 201604476U CN 2010201200271 U CN2010201200271 U CN 2010201200271U CN 201020120027 U CN201020120027 U CN 201020120027U CN 201604476 U CN201604476 U CN 201604476U
- Authority
- CN
- China
- Prior art keywords
- bevel gear
- curved surface
- wheel
- shaft
- finishing bevel
- 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 - Lifetime
Links
Images
Landscapes
- Retarders (AREA)
- Gear Transmission (AREA)
Abstract
The utility model provides a hypoid bevel gear through-type drive axle, relating to the technical field of automobile transmission. A through type main speed reducer thereof is a hypoid bevel gear through=type main speed reducer, comprising an inter-axial differential lock, an input shaft, an input flange, a spline housing, a through type bevel gear, a driving bevel gear, a universal joint pin, a planet wheel, a through shaft, a driving hypoid bevel gear, a driven hypoid bevel gear, a differential mechanism between wheels and a differential lock between wheels; and the utility model is characterized in that the axial leads of secondary big and small gears of a hypoid bevel gear are vertical to each other but not intersected so that a certain offset exists. The through shaft passes through the driving hypoid bevel gear for rotating around a same shaft, and the through shaft passes through from the upper part or lower part of the semi-axis, thereby simplifying the transmission manner of through type drive axle, reducing the manufacturing cost, improving the transmission efficiency, effectively reducing the noise, and improving the problems such as bad cooling and lubrication; and the assembly lightweight of the drive axle is realized, thus the drive axle is easy to spread and apply.
Description
Technical field
The utility model relates to and is used for the multi-joint drive axle of multiaxis (more than three and three) heavy motor vehicle.
Background technology
Present domestic multi-axle heavy type automobile for designs simplification, is simplified the layout of transmission shaft in design and manufacturing, the parts commonality is good and be convenient to form series of products, often adopts through-drive axle.The transmission shaft of two drive axles is series connected, and transmission shaft leads to another drive axle from passing from the nearer drive axle of part-time case, and in this arrangement, transmission shaft must pass from drive axle, and this drive axle is called through-drive axle.Through-drive axle is made up of through main reduction gear, axle housing, wheel reduction gear, wheel etc.The through main reduction gear structure that multi-axle heavy type automobile through-drive axle is commonly used is referring to Fig. 3 A and Fig. 3 B at present, it is mainly by input shaft 3-6, shaft space difference speed latch mechanism 3-5, spline housing 3-7, active cylindrical wheel 3-8, passive cylindrical wheel 3-4, interaxle differential 3-9, thru shaft 3-11, thru shaft finishing bevel gear cuter 3-10, active spiral bevel 3-3, compositions such as passive spiral bevel and differential assembly 3-2, wherein the spline of input shaft 3-6 by two ends connects with interaxle differential center cross among input flange and the interaxle differential 3-9 respectively, the initiatively awl tooth of the bevel gear part of cylindrical wheel 3-8 and the satellite gear among interaxle differential 3-9 engagement, initiatively the cylindrical wheel of cylindrical wheel 3-8 part and passive cylindrical wheel 3-4 mesh, passive cylindrical wheel 3-4 connects with active spiral bevel 3-3 by spline, initiatively spiral bevel 3-3 and passive spiral bevel and differential assembly 3-2 engagement, satellite gear engagement among thru shaft finishing bevel gear cuter 3-10 and the interaxle differential 3-13, thru shaft 3-11 connects with thru shaft finishing bevel gear cuter 3-10 by spline.Initiatively the end face tooth of cylindrical wheel 3-8 by with the engagement of the end face tooth of spline housing 3-7, separate, realize locking, the differential of interaxle differential.The power of through-drive axle is by the input shaft 3-6 input of through main reduction gear, divide two line transmission by interaxle differential 3-9 again, one through active cylindrical wheel 3-8, passive cylindrical wheel 3-4, initiatively spiral bevel 3-3, passive spiral bevel and differential assembly 3-2 and semiaxis be to the wheel transmission; Another thru shaft finishing bevel gear cuter 3-10, thru shaft 3-11 drive axle transmission rearwards in interaxle differential 3-9.
This through-drive axle has the effect of power distribution preferably and transmission of power in multi-joint through-drive axle, but the through main reduction gear of this kind structure is because main, passive spiral bevel axis normal and crossing, need by a pair of cylindrical wheel adjutant thru shaft biasing, so that allow thru shaft pass through.Therefore there is complex structure, the manufacturing cost height, driving efficiency is low, and noise is big, and cooling and lubricating is bad, and the bridge bag is big, and quality heavily waits problem.
Summary of the invention
The purpose of this utility model is that the multi-joint through-drive axle for heavy multi-wheeler provides a kind of simple in structure, low cost of manufacture, driving efficiency height, good, the weight-saving through-drive axle of cooling and lubricating, to improve the car opertion economy, keep the good crossing ability of automobile simultaneously.
The utility model utilizes the large and small gear axis line of double curved surface bevel-gear pair vertical but non-intersect mutually, has the characteristics of certain offset, has designed the through main reduction gear of a kind of double curved surface finishing bevel gear cuter in through-drive axle, replaces former through main reduction gear.This drive axle is made up of the through main reduction gear of double curved surface finishing bevel gear cuter, axle housing, wheel reduction gear, wheel etc., the through main reduction gear of double curved surface finishing bevel gear cuter is installed on the axle housing, interaxle differential by wherein and thru shaft and initiatively the double curved surface finishing bevel gear cuter connect, power given exports to back axle and inter-wheel differential, by inter-wheel differential, semiaxis and wheel reduction gear with transmission of power to wheel.
Described through main reduction gear is the through main reduction gear of double curved surface finishing bevel gear cuter, and it comprises differential locking-device between shaft space difference speed lock, input shaft, input flange, spline housing, thru shaft finishing bevel gear cuter, drive bevel gear, center cross, satellite gear, thru shaft, active double curved surface finishing bevel gear cuter, passive double curved surface finishing bevel gear cuter, inter-wheel differential, wheel.
Described input shaft connects with input flange by the spline of its end, and the other end of input shaft connects with the differential lid by bolt, constitutes the interaxle differential shell, with center cross, satellite gear and the encapsulation of thru shaft finishing bevel gear cuter within it.
Described thru shaft is passed by active double curved surface finishing bevel gear cuter axle center, one end connects with the thru shaft finishing bevel gear cuter by the spline of its end, and above or below semiaxis, pass through, the other end is supported on the axle housing by bearing, nut, volution, oil sealing, gives back axle with the transmission of power of interaxle differential shunting.
Described drive bevel gear connects with active double curved surface finishing bevel gear cuter by spline and meshes with satellite gear, gives initiatively double curved surface finishing bevel gear cuter with the transmission of power of interaxle differential shunting.
Described active double curved surface finishing bevel gear cuter is fixedly mounted on the final drive casing by the tapered roller bearing horseback riding type, and with the engagement of passive double curved surface finishing bevel gear cuter, described active double curved surface finishing bevel gear cuter and passive double curved surface finishing bevel gear cuter small one and large one, constitute the double curved surface bevel-gear pair, the axial line of two gears is vertical but non-intersect mutually; Passive double curved surface finishing bevel gear cuter connects with the inter-wheel differential shell by bolt, the inter-wheel differential shell connects with the inter-wheel differential lid by bolt, constitute the inter-wheel differential shell, center cross, satellite gear, semiaxis first gear, semiaxis second gear, satellite gear are held encapsulation such as pushing pad and bearing pin within it.
Described inter-wheel differential is fixedly mounted on the final drive casing by two terminal circle taper roller bearing, volution; Described left half axle and right axle shaft output power to left and right wheels side reducer and wheel by spline and semiaxis first gear, semiaxis second gear coupling.
Because the utility model has designed the through main reduction gear of curved surface finishing bevel gear cuter in drive axle, thru shaft and active double curved surface finishing bevel gear cuter are connected in respectively on thru shaft finishing bevel gear cuter and the drive bevel gear, the power of shunting interaxle differential, thru shaft is passed by active double curved surface finishing bevel gear cuter axle center and is connected on the thru shaft finishing bevel gear cuter, and above or below semiaxis, pass through, reduced the cylindrical gear pair in the present through main reduction gear structure.Passive double curved surface finishing bevel gear cuter connects with the inter-wheel differential shell, left and right half respectively with semiaxis first gear and semiaxis second gear coupling, transmission of power is arrived wheel reduction gear, thereby simplified the type of drive of through-drive axle, reduce manufacturing cost, improve driving efficiency, effectively reduce noise, improve problems such as cooling and lubricating is bad.Therefore, the utlity model has simple in structure, low cost of manufacture, the driving efficiency height, lubricated good cooling results, light weight, good manufacturability, characteristics such as easy to maintenance, can realize the lightweight of drive axle assembly, improve car load reliability of service and economy, be beneficial to and apply.
Description of drawings
Figure 1A is the profile scheme drawing of double curved surface finishing bevel gear cuter through-drive axle;
Figure 1B is the birds-eye view of Figure 1A;
Fig. 2 A is the structural representation of the utility model double curved surface finishing bevel gear cuter through-drive axle;
Fig. 2 B is the A-A profile of Fig. 2 A;
Fig. 3 A is a present multi-axle heavy type automobile through main reduction gear structural representation commonly used.
Fig. 3 B is the profile scheme drawing that adopts the through-drive axle of the through main reduction gear shown in Fig. 3 A at present.
The specific embodiment
Describe structure of the present utility model in detail below in conjunction with accompanying drawing:
Shown in Figure 1A, Figure 1B, this through-drive axle is made up of axle housing 1, wheel reduction gear 2, the through main reduction gear 3 of double curved surface finishing bevel gear cuter, drg 4, thru shaft 5 and wheel etc., and the through main reduction gear 3 of double curved surface finishing bevel gear cuter is installed on the axle housing 1.
In conjunction with Fig. 2 A and Fig. 2 B, the through main reduction gear 3 of double curved surface finishing bevel gear cuter is by shaft space difference speed lock, rear housing 13, input shaft 17, input flange 15, flange locking end cap 16, oil sealing 18, bearing 19, thru shaft finishing bevel gear cuter 20, drive bevel gear 24, center cross 22, satellite gear 21, differential lid 23, spline housing 25, volution bearing seat 26, thru shaft 30, initiatively differential locking-device etc. is formed between double curved surface finishing bevel gear cuter 28, passive double curved surface finishing bevel gear cuter 38, inter-wheel differential and wheel.
The spline that input shaft 17 passes through its end connects with input flange 15 and by the locking of flange locking end cap 16 usefulness bolts, the other end of input shaft 17 connects by bolt and differential lid 23, with center cross 22, satellite gear 21,20 encapsulation of thru shaft finishing bevel gear cuter within it.Thru shaft 30 is passed by active double curved surface finishing bevel gear cuter 28 axle center, and above or below semiaxis 35, pass through, thru shaft 30 connects with thru shaft finishing bevel gear cuter 20 by the spline of one end, thru shaft 30 other ends are supported on the axle housing 1 by bearing 32, nut 31, volution 33 and oil sealing 34, give back axle with the transmission of power of interaxle differential shunting.
Wherein, differential locking-device drives shift fork 53 and retracing spring 54 compositions by differential locking-device power-transfer clutch 47, spline clutch cover 48, sensor 49, piston 50, cylinder 51, declutch shift shaft 52 between wheel.When running car at complex road surface, run into drive axle tyre skidding or when unsettled on one side, because the effect of inter-wheel differential, vehicle opposite side wheel will lose tractive force, differential locking-device locking between at this moment will take turns, make the enough tractive forces of wheel acquisition non-slip on the ground.Differential locking-device locking working process is between wheel: pressurized air enters that differential locking-device cylinder 51 promotes differential locking-device declutch shift shaft 52 between wheel by differential locking-device piston between wheel 50 between wheel, differential locking-device shift fork 53 between driven wheel, differential locking-device shift fork 53 promotes spline clutch cover 48 between wheel, the end tooth of spline clutch cover 48 is engaged with the end tooth of differential locking-device power-transfer clutch 47, because differential locking-device power-transfer clutch 47 connects by spline inter-wheel differential shell 45, spline clutch cover 48 connects with right axle shaft 55 by spline, right axle shaft 55 connects with semiaxis second gear 44 by spline, just semiaxis second gear 44 is connected with inter-wheel differential shell 45, no relative motion makes inter-wheel differential lose differential action.Can make left and right sides semiaxis obtain necessary takeoff output simultaneously like this, still keep good crossing ability when automobile is travelled on abominable road surface such as mire, marsh, desert.
The shaft space difference speed lock is made up of shaft space difference speed lock piston 7, shaft space difference speed lock cylinder 8, shaft space difference speed lock shift fork 9, retracing spring 10, shaft space difference speed lock declutch shift shaft 11 and sensor 12.Its locking working process is: pressurized air enters shaft space difference speed lock cylinder 8 by shaft space difference speed lock piston 7 compression reseting springs 10, differential locking-device declutch shift shaft 11 between impeller-hub, drive shaft space difference speed lock shift fork 9, shaft space difference speed lock shift fork 9 promotes spline clutch cover 25, the end tooth of spline clutch cover 25 is engaged with the end tooth of differential lid 23, because spline clutch cover 25 connects with finishing bevel gear cuter 24 by spline, and can be on finishing bevel gear cuter 24 sway, just differential lid 23 is connected no relative motion by spline clutch cover 25 with finishing bevel gear cuter 24, make interaxle differential lose differential action.
Claims (1)
1. double curved surface finishing bevel gear cuter through-drive axle, it includes axle housing (1), wheel reduction gear (2), through main reduction gear (3), drg (4), thru shaft (5) and wheel, through main reduction gear (3) is installed on the axle housing (1), interaxle differential by wherein connects with thru shaft (5) and drive bevel gear, power given exports to back axle and inter-wheel differential, by inter-wheel differential, semiaxis and wheel reduction gear with transmission of power to wheel;
It is characterized in that: described through main reduction gear (3) is the through main reduction gear of double curved surface finishing bevel gear cuter, and it comprises differential locking-device between shaft space difference speed lock, input shaft (17), input flange (15), spline housing (25), thru shaft finishing bevel gear cuter (20), drive bevel gear (24), center cross (22), satellite gear (21), thru shaft (30), active double curved surface finishing bevel gear cuter (28), passive double curved surface finishing bevel gear cuter (38), inter-wheel differential and wheel;
Described input shaft (17) connects with input flange (15) by the spline of one end, the other end of input shaft (17) connects with differential lid (23) by bolt, constitute the interaxle differential shell, within it with center cross (22), satellite gear (21) and thru shaft finishing bevel gear cuter (20) encapsulation;
Described thru shaft (30) is passed by active double curved surface finishing bevel gear cuter (28) axle center, and above or below semiaxis (35), pass through, thru shaft (30) one ends connect with thru shaft finishing bevel gear cuter (20) by the spline of its end, the other end is supported on the axle housing (1), gives back axle with the transmission of power of interaxle differential shunting;
Described drive bevel gear (24) connects with active double curved surface finishing bevel gear cuter (28) by spline and meshes with satellite gear (21), gives initiatively double curved surface finishing bevel gear cuter (28) with the transmission of power of interaxle differential shunting;
Described active double curved surface finishing bevel gear cuter (28) is fixedly mounted on the final drive casing (6) by first and second tapered roller bearings (27) and (29) horseback riding type, and mesh with passive double curved surface finishing bevel gear cuter (38), described active double curved surface finishing bevel gear cuter (28) and passive double curved surface finishing bevel gear cuter (38) small one and large one, constitute the double curved surface bevel-gear pair, the axial line of two gears is vertical but non-intersect mutually; Passive double curved surface finishing bevel gear cuter (38) connects with inter-wheel differential shell (45) by bolt, inter-wheel differential shell (45) connects with inter-wheel differential lid (37) by bolt, constitute the inter-wheel differential shell, center cross (41), satellite gear (43), semiaxis first gear (39), semiaxis second gear (44), satellite gear are held the encapsulation of pushing pad (42) and bearing pin (40) within it, and the inter-wheel differential two ends are fixedly mounted on the final drive casing (6);
Described left half axle (35) and right axle shaft (55) connect with semiaxis first gear (39), semiaxis second gear (44) by spline, output power to left and right wheels side reducer and wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201200271U CN201604476U (en) | 2010-02-26 | 2010-02-26 | Hypoid bevel gear through-type drive axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201200271U CN201604476U (en) | 2010-02-26 | 2010-02-26 | Hypoid bevel gear through-type drive axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201604476U true CN201604476U (en) | 2010-10-13 |
Family
ID=42949187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201200271U Expired - Lifetime CN201604476U (en) | 2010-02-26 | 2010-02-26 | Hypoid bevel gear through-type drive axle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201604476U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101774334A (en) * | 2010-02-26 | 2010-07-14 | 重庆大江工业有限责任公司 | Through drive axle with hyperboloid bevel gear |
| CN110513462A (en) * | 2019-08-07 | 2019-11-29 | 一汽解放汽车有限公司 | A kind of inter-axle differential and vehicle with differential lock |
| CN110792749A (en) * | 2019-10-29 | 2020-02-14 | 一汽解放汽车有限公司 | Intermediate axle main reducer assembly with through shaft clutch device |
-
2010
- 2010-02-26 CN CN2010201200271U patent/CN201604476U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101774334A (en) * | 2010-02-26 | 2010-07-14 | 重庆大江工业有限责任公司 | Through drive axle with hyperboloid bevel gear |
| CN110513462A (en) * | 2019-08-07 | 2019-11-29 | 一汽解放汽车有限公司 | A kind of inter-axle differential and vehicle with differential lock |
| CN110792749A (en) * | 2019-10-29 | 2020-02-14 | 一汽解放汽车有限公司 | Intermediate axle main reducer assembly with through shaft clutch device |
| CN110792749B (en) * | 2019-10-29 | 2023-01-17 | 一汽解放汽车有限公司 | Intermediate axle main reducer assembly with through shaft clutch device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101774334B (en) | Through drive axle with hyperboloid bevel gear | |
| CN201604476U (en) | Hypoid bevel gear through-type drive axle | |
| CN101700740A (en) | Disconnected three-pass-through drive axle central reducer used for vehicles | |
| CN103057406A (en) | Direct through type single-stage reduction drive axle | |
| CN203427617U (en) | Driving axle assembly of forklift | |
| CN202413417U (en) | Integral gate-type middle axle assembly | |
| CN206520484U (en) | One kind 8 × 8 drives the transfer structure of automobile | |
| CN101905650A (en) | Antiskid driver | |
| CN203035879U (en) | Truck drive axle differential assembly | |
| CN203023428U (en) | Through transmission mechanism for drive axle | |
| CN202541316U (en) | All-wheel-drive transfer case for airport traction | |
| CN215521864U (en) | Integrated 6X6 automobile drive axle of integrated transfer case and final drive assembly | |
| CN202965952U (en) | Directly through type single-stage reducing drive axle | |
| CN108819712B (en) | Transfer case structure and articulated dumper | |
| CN202413416U (en) | Integral gate type steering drive front axle assembly | |
| CN102358175A (en) | Upper-offset through type driving axle | |
| CN201538235U (en) | Vehicle divided triple-through drive axle central speed reducer | |
| CN212422716U (en) | Two-stage speed reduction two-gear speed change non-shaft type axle | |
| CN211493538U (en) | Electric vehicle rear drive axle assembly integrated with motor | |
| CN114932802A (en) | Full-time four-wheel drive transmission system for small all-terrain vehicle with rear steering trapezoid | |
| CN115306878A (en) | Crankshaft connecting rod assembly for dune buggy | |
| CN201784460U (en) | Antiskid driver | |
| CN201089362Y (en) | Two-stage deceleration major bridge driving axle | |
| CN1225374C (en) | Frequently interlocked universal differential driver | |
| CN202200836U (en) | Upward-offset through type driving axle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20101013 Effective date of abandoning: 20120502 |