CN103029575A - Drive axle assembly with fixed structure - Google Patents
Drive axle assembly with fixed structure Download PDFInfo
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- CN103029575A CN103029575A CN201210562685XA CN201210562685A CN103029575A CN 103029575 A CN103029575 A CN 103029575A CN 201210562685X A CN201210562685X A CN 201210562685XA CN 201210562685 A CN201210562685 A CN 201210562685A CN 103029575 A CN103029575 A CN 103029575A
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- input shaft
- drive axle
- internal spherical
- bearing
- transmission shaft
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Abstract
The invention belongs to the technical field of vehicle drive accessories, and provides a drive axle assembly with a fixed structure, which comprises an inner constant velocity cardan joint, an outer constant velocity cardan joint, an input shaft, an output shaft and a transmission shaft, wherein the inner joint is mutually connected with the outer constant velocity cardan joint through the transmission shaft; the output shaft is connected onto the outer constant velocity cardan joint; the input shaft is connected onto the inner constant velocity cardan joint; a fixing connector is arranged on the input shaft; a holding hole is arranged between the fixing connector and the input shaft; a bearing is arranged in the holding hole; and a dust ring is arranged on an outer edge of a right end of the holding hole. The drive axle assembly with the fixed structure has the advantages that the fixing connector is added for being used on vehicle types with the requirements on high torsion and high strength, a lower part of the fixing connector is used as a bearing seat so as to protect the bearing in an installing hole, and the input shaft can be rotated conveniently; and simultaneously, a first extending part and a second extending part of the fixing connector can lock the input end, so that the shaking is reduced, and the stability of the input shaft during rotation is improved.
Description
Technical field
The invention belongs to Automobile drive accessory technical field, relate to a kind of drive axle assembly with fixed sturcture.
Background technology
In order to make the automobile power transmission, all can use automobile drive axle, adopting at present maximum is the ball cage type drive axle, has all solved preferably constant speed transmission problem no matter this kind drive axle is circular arc alley or liner ball road, and it is large to transmit operating angle, efficient is high.Automobile on the way travels, the situation of running into is very complex, when installing, present drive axle assembly do not have fixed sturcture at input end, such less stable when the work of whole drive axle, and owing to rock the bearing capacity that can affect whole drive axle, and whole intensity is lower, and the enterprising enforcement of vehicle that is not suitable for requiring in high moment of torsion high strength is used.
Summary of the invention
Technical matters to be solved by this invention is the present situation for prior art, and provides a kind of simple in structure, and load-carrying capacity is strong, guarantees the drive axle assembly with fixed sturcture of operation stability.
The present invention solves the problems of the technologies described above the technical scheme that adopts: a kind of drive axle assembly with fixed sturcture, comprise internal spherical cage, external ball cage, input shaft, output shaft and transmission shaft, described internal spherical cage and external ball cage interconnect by transmission shaft, output shaft is connected on the external ball cage, input shaft is connected on the internal spherical cage, it is characterized in that, be provided with the captive joint frame on the described input shaft, between captive joint frame and input shaft, has accommodating hole, be provided with bearing in accommodating hole, the place, outer of described accommodating hole right-hand member arranges dust ring.
Specifically comprise for optimizing the such scheme Adopts measure:
In above-mentioned a kind of drive axle assembly with fixed sturcture, described captive joint frame comprises the second extension that extends the first extension of expansion and extension expansion to the right left, the bearing of trend of described the first extension is upturned, the axially parallel of described the second extension bearing of trend and input shaft, offer lock hole at the first extension, offer lock hole on described the second extension.
In above-mentioned a kind of drive axle assembly with fixed sturcture, has bent angle on the closure of the gear in described output shaft and the change speed gear box, the angular range of described bent angle control is 14.3 °～22.5 °, relative moving displacement is controlled at-18.3mm～+ 14.7 between.
In above-mentioned a kind of drive axle assembly with fixed sturcture, described input shaft comprises bearing end and coupling end, described captive joint chord position is on coupling end, has spline in the carrying end, input shaft is connected on the internal spherical cage by coupling end, between bearing end and coupling end, be provided with pressure ring, back-up ring is installed on the pressure ring, be provided with rubber o-ring in the joint portion of bearing end and coupling end.
In above-mentioned a kind of drive axle assembly with fixed sturcture, described internal spherical cage comprises telescopic end housing, internal spherical cage assembly and telescopic end dust boot, described internal spherical cage assembly is arranged in the telescopic end housing, transmission shaft stretches in the telescopic end housing and is connected with the internal spherical cage assembly, junction at transmission shaft and internal spherical cage assembly is provided with positioning retainer ring, is provided with clip between telescopic end dust boot and transmission shaft, telescopic end housing.
In above-mentioned a kind of drive axle assembly with fixed sturcture, described external ball cage comprises fixed end housing, external ball cage assembly and fixed end dust boot, between fixed end dust boot and transmission shaft, fixed end housing, be provided with clip, described external ball cage assembly is arranged in the fixed end housing, transmission shaft stretches in the fixed end housing and is connected with the external ball cage assembly, is provided with the stop back-up ring in the junction of transmission shaft and external ball cage assembly.
In above-mentioned a kind of drive axle assembly with fixed sturcture, described output shaft comprises coupling nut and fixed end clutch can, offers spline at the fixed end clutch can, at the fixed end housing braking gear ring is set.The braking gear ring can be strengthened the control to car, can keep significantly operability when emergency braking, has reduced hydro-planing, has effectively shortened stopping distance.
Compared with prior art; the invention has the advantages that has increased the captive joint frame; in order that use in the enterprising enforcement of vehicle that high moment of torsion high strength requires; here the bottom of captive joint frame is to use as bearing seat; bearing in the mounting hole is protected; make things convenient for input shaft to rotate; the first extension and second extension of captive joint frame can lock input end again simultaneously; reduced and rocked; improve the stability of input shaft when rotating, improved whole intensity, can adapt to complicated pavement state; and the constant speed transmission is effective; spline has improved load-carrying capacity, and back-up ring reduces the wearing and tearing to housing, has improved service life; the braking gear ring has reduced hydro-planing, has effectively shortened stopping distance.
Description of drawings
Fig. 1 is that this is with the scheme drawing of the drive axle assembly of fixed sturcture;
Fig. 2 is that the bent angle controlling party of the gear in output shaft and the change speed gear box is to scheme drawing.
The specific embodiment
Below be specific embodiments of the invention and by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiment.
Among the figure, internal spherical cage 1; External ball cage 2; Input shaft 3; Output shaft 4; Transmission shaft 5; Captive joint frame 6; The first extension 6a; The second extension 6b; Accommodating hole 7; Bearing 8; Lock hole 9; Dust ring 10; Spline 11; Pressure ring 12; Back-up ring 13; Rubber o-ring 14; Telescopic end housing 15; Internal spherical cage assembly 16; Telescopic end dust boot 17; Positioning retainer ring 18; Clip 19; Fixed end housing 20; External ball cage assembly 21; Fixed end dust boot 22; Stop back-up ring 23; Coupling nut 24; Fixed end clutch can 25; Braking gear ring 26.
As shown in Figure 1; this is with the drive axle assembly of fixed sturcture; comprise internal spherical cage 1; external ball cage 2; input shaft 3; output shaft 4 and transmission shaft 5; internal spherical cage 1 and external ball cage 2 interconnect by transmission shaft 5; output shaft 4 is connected on the external ball cage 2; input shaft 3 is connected on the internal spherical cage 1; be provided with captive joint frame 6 on the input shaft 3; between captive joint frame 6 and input shaft 3, has accommodating hole 7; in accommodating hole 7, be provided with bearing 8; captive joint frame 6 comprises the second extension 6b that extends the first extension 6a of expansion and extension expansion to the right left; the bearing of trend of the first extension 6a is upturned; the axially parallel of the second extension 6b bearing of trend and input shaft 3; offer lock hole 9 at the first extension 6a; offer lock hole 9 on the second extension 6b; here the present invention is to have increased captive joint frame 6 at input shaft 3 with respect to the improvements of former drive axle assembly maximum; in order that use in the enterprising enforcement of vehicle that high moment of torsion high strength requires; here the bottom of captive joint frame 6 is to use as bearing seat; bearing 8 in the mounting hole is protected; make things convenient for input shaft 3 to rotate; the first extension 6a and the second extension 6b of captive joint frame 6 can lock input end again simultaneously; reduced and rocked; improve the stability of input shaft 3 when rotating, improved whole intensity.
For bearing 8 is protected; the place, outer of accommodating hole 7 right-hand members arranges dust ring 10; input shaft 3 comprises bearing end and coupling end; captive joint frame 6 is positioned on the coupling end; has spline 11 in the carrying end; input shaft 3 is connected on the internal spherical cage 1 by coupling end; between bearing end and coupling end, be provided with pressure ring 12; back-up ring 13 is installed on the pressure ring 12; be provided with rubber o-ring 14 in the joint portion of bearing end and coupling end; internal spherical cage 1 comprises telescopic end housing 15; internal spherical cage assembly 16 and telescopic end dust boot 17; internal spherical cage assembly 16 is arranged in the telescopic end housing 15; transmission shaft 5 stretches in the telescopic end housing 15 and is connected with internal spherical cage assembly 16; junction at transmission shaft 5 and internal spherical cage assembly 16 is provided with positioning retainer ring 18; at telescopic end dust boot 17 and transmission shaft 5; be provided with clip 19 between the telescopic end housing 15, can guarantee that by clip 19 dust boot has certain elastic deformation space here, can relatively increase again the elastic force between dust boot and the transmission shaft 5.
External ball cage 2 comprises fixed end housing 20, external ball cage assembly 21 and fixed end dust boot 22, at fixed end dust boot 22 and transmission shaft 5, be provided with clip 19 between the fixed end housing 20, external ball cage assembly 21 is arranged in the fixed end housing 20, transmission shaft 5 stretches in the fixed end housing 20 and is connected with external ball cage assembly 21, junction at transmission shaft 5 and external ball cage assembly 21 is provided with stop back-up ring 23, improved like this load-carrying capacity, output shaft 4 comprises coupling nut 24 and fixed end clutch can 25, offer spline 11 at fixed end clutch can 25, at fixed end housing 20 braking gear ring 26 is set, braking gear ring 26 can be strengthened the control to car, when emergency braking, can keep significantly operability, reduce hydro-planing, effectively shortened stopping distance.
As shown in Figure 2, have bent angle on the closure of the gear in output shaft 4 and the change speed gear box, the angular range of bent angle control is 14.3 °～22.5 °, relative moving displacement is controlled at-18.3mm～+ 14.7 between, improved like this bearing load ability, the vehicle that is fit to the high moment of torsion of high load capacity is used.
Specific embodiment described herein only is to the explanation for example of the present invention's spirit.Those skilled in the art can make various modifications or replenish or adopt similar mode to substitute described specific embodiment, but can't depart from the defined scope of spirit of the present invention.
Claims (7)
1. drive axle assembly with fixed sturcture, comprise internal spherical cage (1), external ball cage (2), input shaft (3), output shaft (4) and transmission shaft (5), described internal spherical cage (1) and external ball cage (2) interconnect by transmission shaft (5), output shaft (4) is connected on the external ball cage (2), input shaft (3) is connected on the internal spherical cage (1), it is characterized in that, be provided with captive joint frame (6) on the described input shaft (3), between captive joint frame (6) and input shaft (3), has accommodating hole (7), be provided with bearing (8) in accommodating hole (7), the place, outer of described accommodating hole (7) right-hand member arranges dust ring (10).
2. a kind of drive axle assembly with fixed sturcture according to claim 1, it is characterized in that, described captive joint frame (6) comprises the second extension (6b) that extends first extension (6a) of expansion and extension expansion to the right left, the bearing of trend of described the first extension (6a) is upturned, the axially parallel of described the second extension (6b) bearing of trend and input shaft (3), offer lock hole (9) at the first extension (6a), offer lock hole (9) on described the second extension (6b).
3. a kind of drive axle assembly with fixed sturcture according to claim 1 and 2, it is characterized in that, has bent angle on the closure of the gear in described output shaft (4) and the change speed gear box, the angular range of described bent angle control is 14.3 °～22.5 °, relative moving displacement is controlled at-18.3mm～+ 14.7 between.
4. a kind of drive axle assembly with fixed sturcture according to claim 3, it is characterized in that, described input shaft (3) comprises bearing end and coupling end, described captive joint frame (6) is positioned on the coupling end, has spline (11) in the carrying end, input shaft (3) is connected on the internal spherical cage (1) by coupling end, between bearing end and coupling end, be provided with pressure ring (12), back-up ring (13) is installed on the pressure ring (12), is provided with rubber o-ring (14) in the joint portion of bearing end and coupling end.
5. a kind of drive axle assembly with fixed sturcture according to claim 4, it is characterized in that, described internal spherical cage (1) comprises telescopic end housing (15), internal spherical cage assembly (16) and telescopic end dust boot (17), described internal spherical cage assembly (16) is arranged in the telescopic end housing (15), transmission shaft (5) stretches in the telescopic end housing (15) and is connected with internal spherical cage assembly (16), junction at transmission shaft (5) and internal spherical cage assembly (16) is provided with positioning retainer ring (18), at telescopic end dust boot (17) and transmission shaft (5), be provided with clip (19) between the telescopic end housing (15).
6. a kind of drive axle assembly with fixed sturcture according to claim 1 and 2, it is characterized in that, described external ball cage (2) comprises fixed end housing (20), external ball cage assembly (21) and fixed end dust boot (22), at fixed end dust boot (22) and transmission shaft (5), be provided with clip (19) between the fixed end housing (20), described external ball cage assembly (21) is arranged in the fixed end housing (20), transmission shaft (5) stretches in the fixed end housing (20) and is connected with external ball cage assembly (21), is provided with stop back-up ring (23) in the junction of transmission shaft (5) and external ball cage assembly (21).
7. a kind of drive axle assembly with fixed sturcture according to claim 6, it is characterized in that, described output shaft (4) comprises coupling nut (24) and fixed end clutch can (25), offer spline (11) at fixed end clutch can (25), at fixed end housing (25) braking gear ring (26) is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210562685XA CN103029575A (en) | 2012-12-11 | 2012-12-11 | Drive axle assembly with fixed structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210562685XA CN103029575A (en) | 2012-12-11 | 2012-12-11 | Drive axle assembly with fixed structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103029575A true CN103029575A (en) | 2013-04-10 |
Family
ID=48017158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210562685XA Pending CN103029575A (en) | 2012-12-11 | 2012-12-11 | Drive axle assembly with fixed structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103029575A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103742556A (en) * | 2014-01-02 | 2014-04-23 | 东华大学 | Multifunctional hooked joint provided with locking device |
| CN104648134A (en) * | 2015-02-11 | 2015-05-27 | 东风重工（十堰）有限公司 | Connected system of mining vehicle engine and gearbox |
| CN112008229A (en) * | 2020-09-07 | 2020-12-01 | 湖南坤鼎数控科技有限公司 | Spindle coupling special for friction stir welding |
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|---|---|---|---|---|
| US4869556A (en) * | 1987-08-06 | 1989-09-26 | General Motors Corporation | Axle shaft assembly for a motor vehicle |
| JP2001171308A (en) * | 1999-12-15 | 2001-06-26 | Ntn Corp | Bearing device for driving wheel |
| CN101524948A (en) * | 2008-12-29 | 2009-09-09 | 重庆长安汽车股份有限公司 | Supporter of automobile driving axle |
| CN101949415A (en) * | 2010-09-29 | 2011-01-19 | 浙江凯迪汽车部件工业有限公司 | Ball cage and three-column pin combined type universal joint transmission shaft assembly |
| CN202541310U (en) * | 2012-03-01 | 2012-11-21 | 福州捷泰机电有限公司 | Novel transmission shaft bracket |
| CN202545618U (en) * | 2012-04-22 | 2012-11-21 | 宁波纬尚汽车零部件有限公司 | Big swing angle constant-velocity drive axle assembly |
| CN202545617U (en) * | 2012-04-22 | 2012-11-21 | 宁波纬尚汽车零部件有限公司 | Automobile driving shaft high in bearing capacity |
| CN103009924A (en) * | 2012-12-11 | 2013-04-03 | 宁波纬尚汽车零部件有限公司 | Input bending angle structure of driving axle assembly |
| CN202965950U (en) * | 2012-12-11 | 2013-06-05 | 宁波纬尚汽车零部件有限公司 | Drive bridge assembly with fixed structure |
-
2012
- 2012-12-11 CN CN201210562685XA patent/CN103029575A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4869556A (en) * | 1987-08-06 | 1989-09-26 | General Motors Corporation | Axle shaft assembly for a motor vehicle |
| JP2001171308A (en) * | 1999-12-15 | 2001-06-26 | Ntn Corp | Bearing device for driving wheel |
| CN101524948A (en) * | 2008-12-29 | 2009-09-09 | 重庆长安汽车股份有限公司 | Supporter of automobile driving axle |
| CN101949415A (en) * | 2010-09-29 | 2011-01-19 | 浙江凯迪汽车部件工业有限公司 | Ball cage and three-column pin combined type universal joint transmission shaft assembly |
| CN202541310U (en) * | 2012-03-01 | 2012-11-21 | 福州捷泰机电有限公司 | Novel transmission shaft bracket |
| CN202545618U (en) * | 2012-04-22 | 2012-11-21 | 宁波纬尚汽车零部件有限公司 | Big swing angle constant-velocity drive axle assembly |
| CN202545617U (en) * | 2012-04-22 | 2012-11-21 | 宁波纬尚汽车零部件有限公司 | Automobile driving shaft high in bearing capacity |
| CN103009924A (en) * | 2012-12-11 | 2013-04-03 | 宁波纬尚汽车零部件有限公司 | Input bending angle structure of driving axle assembly |
| CN202965950U (en) * | 2012-12-11 | 2013-06-05 | 宁波纬尚汽车零部件有限公司 | Drive bridge assembly with fixed structure |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103742556A (en) * | 2014-01-02 | 2014-04-23 | 东华大学 | Multifunctional hooked joint provided with locking device |
| CN103742556B (en) * | 2014-01-02 | 2016-03-30 | 东华大学 | Locking apparatus multifunction Hooke's hinge |
| CN104648134A (en) * | 2015-02-11 | 2015-05-27 | 东风重工（十堰）有限公司 | Connected system of mining vehicle engine and gearbox |
| CN112008229A (en) * | 2020-09-07 | 2020-12-01 | 湖南坤鼎数控科技有限公司 | Spindle coupling special for friction stir welding |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130410 |