CN200974466Y - Wheel-type tractor rear axle half-axle and driving shaft transmission device - Google Patents
Wheel-type tractor rear axle half-axle and driving shaft transmission device Download PDFInfo
- Publication number
- CN200974466Y CN200974466Y CN 200620077675 CN200620077675U CN200974466Y CN 200974466 Y CN200974466 Y CN 200974466Y CN 200620077675 CN200620077675 CN 200620077675 CN 200620077675 U CN200620077675 U CN 200620077675U CN 200974466 Y CN200974466 Y CN 200974466Y
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- Prior art keywords
- drive shaft
- axle
- axle drive
- gear
- ring
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- Expired - Lifetime
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Abstract
The utility model discloses a transmission device of the semi-shaft of the back bridge and the drive shaft of the wheeled tractor; the device consists of a speed differential element, a semi-shaft, a drive shaft, an internal gear ring, a planetary gear, a planetary frame, a drive shaft gasket, a drive shaft locking bolt, and a drive shaft locking piece; the speed differential element is provided with the semi-shaft gear; the internal hole of the semi-shaft gear is provided with the spline groove; the semi-shaft as one end of the spline head is arranged in the internal hole; the semi-shaft as one end of the gear shaft head is meshed with the planetary gear in the internal gear ring; the six corners of the drive shaft locking bolt are provided with the ring-blocking grooves; the ring-blocking grooves are arranged on the external side of the six corners of the drive shaft locking piece; the ring-blocking grooves are provided with the blocking rings; the external end of the semi-shaft spline head in the internal hole of the semi-shaft gear is provided with the ring-blocking groove; the ring-blocking grooves are provided with the blocking rings; the blocking rings are arranged on the external side of the internal end surface in the semi-shaft gear; the internal end of the semi-shaft spline head is provided with the protruding table; the bushing is arranged between the protruding table and the external end surface of the semi-shaft gear.
Description
Affiliated technical field
The utility model relates to a kind of rear axle of wheel type tractor semiaxis and axle drive shaft driving device.
Background technology
Existing rear axle of wheel type tractor semiaxis and axle drive shaft driving device, it mainly comprises rear axle housing body, terminal transmission housing, diff, semiaxis, axle drive shaft, internally toothed annulus, planetary wheel, pinion carrier, axle drive shaft packing ring, axle drive shaft lock bolt, axle drive shaft locking plate.Internally toothed annulus is positioned at the big end of terminal transmission housing, and pinion carrier is positioned at internally toothed annulus, and planetary wheel is arranged on the pinion carrier, and the internal gearing of planetary wheel and internally toothed annulus is milled with spline in the one end central bore of pinion carrier.Terminal transmission housing and internally toothed annulus and rear axle housing body fixedly link successively.Diff is arranged in the rear axle housing body, and diff comprises axle side gear, is milled with spline in the axle side gear endoporus.One end of semiaxis is the spline head, and this is installed on side gears and is milled with in the endoporus of spline, and the other end of semiaxis is the gear spindle nose, this and the planetary wheel engagement that is positioned at internally toothed annulus.Axle drive shaft is arranged in the terminal transmission housing, one end of axle drive shaft is the spline head, this end is installed on the endoporus that is milled with spline that the pinion carrier that is arranged in internally toothed annulus is provided with, the axle drive shaft packing ring is fixed on the end face of this end by the axle drive shaft lock bolt, the axle drive shaft locking plate is sleeved on the six-sided head of axle drive shaft lock bolt, the curved dog clutch of axle drive shaft locking plate is gone in the groove that pinion carrier endoporus inner end surface is provided with, and the six-sided head of axle drive shaft lock bolt is positioned at the blind hole that the semiaxis end face is provided with.In this device busy process, semiaxis has play between the compensating-gear shaft of diff and axle drive shaft locking plate, and relatively rotate between semiaxis and the axle drive shaft, therefore the axle drive shaft locking plate is worn and torn by the spindle nose of semiaxis easily, this will cause coming off of axle drive shaft, and this greatly reduces the safe reliability of this device work.
The utility model content
The technical problems to be solved in the utility model provides a kind of rear axle of wheel type tractor semiaxis and axle drive shaft driving device that can safe and reliable work.
In order to solve the problems of the technologies described above, a kind of rear axle of wheel type tractor semiaxis of the utility model and axle drive shaft driving device, it contains diff, semiaxis, axle drive shaft, internally toothed annulus, planetary wheel, pinion carrier, the axle drive shaft packing ring, the axle drive shaft lock bolt, the axle drive shaft locking plate, pinion carrier is positioned at internally toothed annulus, planetary wheel is arranged on the pinion carrier, the internal gearing of planetary wheel and internally toothed annulus, diff contains axle side gear, be milled with spline in the axle side gear endoporus, semiaxis is that an end of spline head is installed in this endoporus, semiaxis is an end and the planetary wheel engagement that is positioned at internally toothed annulus of gear spindle nose, axle drive shaft is that an end of spline head is installed on pinion carrier one end central authorities and is milled with in the endoporus of spline, the axle drive shaft packing ring is fixed on the end face of this end by the axle drive shaft lock bolt, the axle drive shaft locking plate is sleeved on the six-sided head of axle drive shaft lock bolt, the curved dog clutch of axle drive shaft locking plate is gone in the groove that pinion carrier through hole inner end surface is provided with, the nut of axle drive shaft lock bolt is positioned at the blind hole that the semiaxis end face is provided with, the six-sided head of described axle drive shaft lock bolt is provided with circlip groove, this groove is positioned at the outside of described axle drive shaft locking plate six-sided head of living in position, be provided with back-up ring in the circlip groove, the described Formation of Axle Shaft Spline head that is arranged in the axle side gear endoporus, its outer end is provided with circlip groove, be provided with back-up ring in the circlip groove, this back-up ring is positioned at the outside of axle side gear inner end surface, the inner end place of Formation of Axle Shaft Spline head is provided with boss, is provided with axle sleeve between the outer face of this boss and axle side gear.
Owing to adopt back-up ring, axle sleeve and be provided with boss, semiaxis is fixed on the axle side gear, so semiaxis can be in play, thereby avoided the axle drive shaft locking plate to be taken place by semiaxis spindle nose worn-down phenomenon at the inner end place of Formation of Axle Shaft Spline head.Simultaneously owing to be provided with circlip groove on the six-sided head of axle drive shaft lock bolt, and be provided with back-up ring in circlip groove, it has stoped axle drive shaft locking plate endwisely slipping on the lock bolt six-sided head, thereby has guaranteed that axle drive shaft can not come off.Therefore the work that this device can be safe and reliable in sum.
Description of drawings
Below in conjunction with drawings and Examples the utility model is described in further detail.
Fig. 1 is the structural representation of the utility model rear axle of wheel type tractor semiaxis and axle drive shaft driving device.
Fig. 2 is that schematic views is amplified in the part of the Formation of Axle Shaft Spline head part shown in Fig. 1.
Fig. 3 is that schematic views is amplified in the part that the axle drive shaft splined head shown in Fig. 1 is divided.
Fig. 4 is that the axle drive shaft lock bolt shown in Fig. 1 amplifies schematic views.
1. rear axle housing bodies among the figure, 2. bearing seat, 3. large conical gear, 4. differential gear box, 5. compensating-gear shaft, 6. axle side gear, 7. spline head, 8. semiaxis, 9. internally toothed annulus, 10. planetary wheel, 11. pinion carrier, 12. axle drive shaft lock bolts, 13. axle drive shaft locking plates, 14. terminal transmission housings, 15. bearings, 16. axle drive shaft, 17. bearings, 18. spline heads, 19. grooves, 20. packing ring, 21. back-up rings, 22. blind holes, 23. boss, 24. axle sleeve, 25. back-up rings, 26. planetary wheels, 27. circlip grooves.
The specific embodiment
Among Fig. 1, diff is positioned at rear axle housing body 1, and diff is made up of differential gear box 4, planetary wheel 26, compensating-gear shaft 5 and axle side gear 6.Planetary wheel 26 is arranged on the capable gear wheel shaft 5 of planet, axle side gear 6 and planetary wheel 26 engagements, and in the differential gear box 4 of packing into.Be milled with spline in the endoporus of axle side gear 6.The two ends of differential gear box 4 are supported by bearing, and bearing installation is in bearing seat 2, and bearing seat 2 is arranged on the sidewall of rear axle housing body 1.Large conical gear 3 is fixed on the differential gear box 4.Internally toothed annulus 9 is positioned at the big end of terminal transmission housing 14, and terminal transmission housing 14 fixedly links successively with internally toothed annulus 9 and rear axle housing body 1.Pinion carrier 11 is positioned at internally toothed annulus 9, and planetary wheel 10 is installed on the pinion carrier 11, the internal gearing of planetary wheel 10 and internally toothed annulus 9.Pinion carrier 11 1 end central bore are milled with spline.One end of semiaxis 8 is a spline head 7, and this is installed on side gears 6 and is milled with in the endoporus of spline.The other end of semiaxis 8 is the gear spindle nose, this and planetary wheel 10 engagements that are positioned at internally toothed annulus 9.Axle drive shaft 16 is installed in the terminal transmission housing 14 by bearing 15 and bearing 17.One end of axle drive shaft 16 is a spline head 18, and this end is installed on pinion carrier 11 and is milled with in the endoporus of spline.Axle drive shaft packing ring 20 is fixed on the end face of this end by axle drive shaft lock bolt 12, axle drive shaft locking plate 13 is sleeved on the six-sided head of axle drive shaft lock bolt 12, the curved dog clutch of axle drive shaft locking plate 13 is gone in the groove 19 that the endoporus inner end surface of pinion carrier 11 is provided with, and the six-sided head of axle drive shaft lock bolt 12 is positioned at the blind hole 22 that semiaxis 8 end faces are provided with.For prevent that semiaxis 8 from moving about between the compensating-gear shaft 5 of diff and axle drive shaft locking plate 13, in Fig. 1 and Fig. 2, be arranged in the spline head 7 of the semiaxis 8 of axle side gear 6 endoporus, its outer end is provided with circlip groove, be provided with back-up ring 25 in the circlip groove, back-up ring 25 is positioned at the outside of axle side gear 6 inner end surfaces, and the inner end place of the spline head 7 of semiaxis 8 is provided with boss 23, is provided with axle sleeve 24 between the outer face of this boss 23 and axle side gear 6.Break away from for prevent that axle drive shaft locking plate 13 from endwisely slipping on the six-sided head of axle drive shaft lock bolt 12, the six-sided head of axle drive shaft lock bolt 12 is provided with circlip groove 27, as shown in Figure 4, and is provided with back-up ring 21 in circlip groove, as shown in Figure 3.During this device work, main gear rotates large conical gear 3, it drives differential gear box 4 and rotates, differential gear box 4 drives compensating-gear shaft 5 and rotates, and promote axle side gear 6 rotations, and axle side gear 6 drives semiaxis 8 and rotates, and semiaxis 8 drives planetary wheels 10 and rotates, star gear 10 drives the capable frame 11 of star and rotates, and the capable frame 11 of star drives axle drive shaft 16 and rotates.Because semiaxis 8 is being axially fixed on the axle side gear 6, so semiaxis 8 can be in play.Simultaneously owing on the six-sided head of axle drive shaft lock bolt 12, be provided with circlip groove 27, and in circlip groove 27, be provided with back-up ring 21, so it has stoped axle drive shaft locking plate 13 endwisely slipping on the six-sided head that locks bolt 12, thereby guaranteed that axle drive shaft 16 can not come off.Therefore the safe reliability of this device is good.
Claims (1)
1. rear axle of wheel type tractor semiaxis and axle drive shaft driving device, it contains diff, semiaxis, axle drive shaft, internally toothed annulus, planetary wheel, pinion carrier, the axle drive shaft packing ring, the axle drive shaft lock bolt, the axle drive shaft locking plate, pinion carrier is positioned at internally toothed annulus, planetary wheel is arranged on the pinion carrier, the internal gearing of planetary wheel and internally toothed annulus, diff contains axle side gear, be milled with spline in the axle side gear endoporus, semiaxis is that an end of spline head is installed in this endoporus, semiaxis is an end and the planetary wheel engagement that is positioned at internally toothed annulus of gear spindle nose, axle drive shaft is that an end of spline head is installed on pinion carrier one end central authorities and is milled with in the endoporus of spline, the axle drive shaft packing ring is fixed on the end face of this end by the axle drive shaft lock bolt, the axle drive shaft locking plate is sleeved on the six-sided head of axle drive shaft lock bolt, the curved dog clutch of axle drive shaft locking plate is gone in the groove that pinion carrier through hole inner end surface is provided with, the nut of axle drive shaft lock bolt is positioned at the blind hole that the semiaxis end face is provided with, it is characterized in that: the six-sided head of described axle drive shaft lock bolt is provided with circlip groove, this groove is positioned at the outside of described axle drive shaft locking plate six-sided head of living in position, be provided with back-up ring in the circlip groove, the described Formation of Axle Shaft Spline head that is arranged in the axle side gear endoporus, its outer end is provided with circlip groove, be provided with back-up ring in the circlip groove, this back-up ring is positioned at the outside of axle side gear inner end surface, the inner end place of Formation of Axle Shaft Spline head is provided with boss, is provided with axle sleeve between the outer face of this boss and axle side gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620077675 CN200974466Y (en) | 2006-10-10 | 2006-10-10 | Wheel-type tractor rear axle half-axle and driving shaft transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620077675 CN200974466Y (en) | 2006-10-10 | 2006-10-10 | Wheel-type tractor rear axle half-axle and driving shaft transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200974466Y true CN200974466Y (en) | 2007-11-14 |
Family
ID=38900760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620077675 Expired - Lifetime CN200974466Y (en) | 2006-10-10 | 2006-10-10 | Wheel-type tractor rear axle half-axle and driving shaft transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200974466Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108138930A (en) * | 2015-10-23 | 2018-06-08 | 本田技研工业株式会社 | The power transmission of rotary body and the use rotary body and the manufacturing method of rotary body |
-
2006
- 2006-10-10 CN CN 200620077675 patent/CN200974466Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108138930A (en) * | 2015-10-23 | 2018-06-08 | 本田技研工业株式会社 | The power transmission of rotary body and the use rotary body and the manufacturing method of rotary body |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: MAHINDRA YUEDA( YANCHENG ) TRACTOR CO., LTD. Free format text: FORMER OWNER: YUEDA YANCHENG TRACTOR MFG. CO., LTD. JIANGSU Effective date: 20090717 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090717 Address after: No. 90 Wen Nan Road, Jiangsu, Yancheng City: 224002 Patentee after: Mahindra Yueda (Yancheng) Tractor Co., Ltd. Address before: No. 90 Wen Nan Road, Jiangsu, Yancheng City: 224002 Patentee before: Jiangsu Yueda Yancheng Tractor Manufacturing Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20071114 |
|
| EXPY | Termination of patent right or utility model |