CN104380924B - A kind of driving bridge for crawler-type combine - Google Patents
A kind of driving bridge for crawler-type combine Download PDFInfo
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- CN104380924B CN104380924B CN201410679495.5A CN201410679495A CN104380924B CN 104380924 B CN104380924 B CN 104380924B CN 201410679495 A CN201410679495 A CN 201410679495A CN 104380924 B CN104380924 B CN 104380924B
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- ripple pearl
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Abstract
The invention discloses a kind of driving bridge for crawler-type combine, including driving wheel (1), drive gear (2) and be positioned at the jack shaft (3) driving gear (2) two ends, one end of described jack shaft (3) is connected with driving wheel (1), the other end is connected with driving gear (2), it is characterized in that: on jack shaft (3), be simultaneously provided with ripple pearl clutch hub (9) and brakes, described ripple pearl clutch hub (9) controls jack shaft (3) along with driving gear (2) to rotate or departing from driving gear (2), mobile control brake system by clutch ripple dish (11) on ripple pearl clutch hub (9).Only needing to arrange a shift fork on clutch ripple dish, operating system is simple, flexible operation.
Description
Technical field
The present invention relates to a kind of driving bridge for crawler-type combine.
Background technology
The drive axle being now widely used on united reaper is developed on the basis of workers and peasants-12 speed changing box for walking tractor, there is clutch and brake steering unstable.The clutch hub of the most existing drive axle does not resides on jack shaft, and is mounted on gear housing, and brake is arranged on jack shaft, thus needing two shift forks, one is used for clutch, and one is used for braking, troublesome poeration, dumb, the controllability of radius of turn is poor.
Summary of the invention
For existing problem, it is an object of the invention to provide the driving bridge for crawler-type combine of a kind of flexible operation.
To achieve these goals, the technical scheme is that a kind of driving bridge for crawler-type combine, including driving wheel 1, drive gear 2 and be positioned at the jack shaft 3 driving gear 2 two ends, one end of described jack shaft 3 is connected with driving wheel (1), the other end is connected with driving gear 2, it is characterized in that: on jack shaft 3, be simultaneously provided with ripple pearl clutch and brakes, described ripple pearl clutch controls jack shaft 3 along with driving gear (2) to rotate or departing from driving gear 2, mobile control brake system by the clutch ripple dish 11 on ripple pearl clutch.
Concrete structure is:
Described jack shaft 3 is arranged in semiaxis sleeve 5 by bearing 4, and, the two ends of described jack shaft 3 all reach outside semiaxis sleeve 5, one end of described jack shaft 3 is connected with driving wheel 1, centre bore it is provided with vertically on described driving gear 2, the two ends of described driving gear 2 are provided with the aperture ripple pearl clutch hub installing hole 2a more than centre bore, the centrage of described ripple pearl clutch hub installing hole 2a with the centrage of centre bore on the same line, the hole wall of described ripple pearl clutch hub installing hole 2a is evenly distributed with ripple pearl through hole 2b；
Described jack shaft 3 other end is sleeved in the centre bore driving gear 2, described jack shaft 3 is driving gear 2 and the part between the bearing 4 driving gear 2 to be provided with spline, and described jack shaft 3 is set with return spring 6, static friction clutch-plate (7), clutch hub (8) and ripple pearl clutch hub (9) outside this section driving gear (2) successively；
One end of described return spring 6 is against on bearing 4；Described static friction clutch-plate 7 is circular, the aperture of described static friction clutch-plate 7 is more than the external diameter of jack shaft 3, spacing journal stirrup 7a it is evenly equipped with on the excircle of described static friction clutch-plate 7, described semiaxis sleeve 5 is provided with the aperture static friction clutch-plate installing hole more than its centre bore near the one end driving gear 2, the centrage of described static friction clutch-plate installing hole is with the centrage of semiaxis sleeve 5 on the same line, the corresponding spacing journal stirrup 7a of the inner surface of described static friction clutch-plate installing hole is provided with friction clutch disc locking groove 5a, spacing journal stirrup 7a on the excircle of described static friction clutch-plate 7 is positioned in friction clutch disc locking groove 5a；
The centre bore of described clutch hub 8 also is provided with spline, described clutch hub 8 coordinates installation by spline with jack shaft 3, the other end of described return spring 6 is connected with clutch hub (8), being installed with dynamic friction clutch-plate 10 outside described clutch hub 8, on the excircle of described dynamic friction clutch-plate 10, also corresponding friction clutch disc locking groove 5a is provided with spacing journal stirrup 7a；
Described ripple pearl clutch hub 9 is solidly set on jack shaft 3, and described ripple pearl clutch hub 9 is partially installed in ripple pearl clutch hub installing hole 2a, described ripple pearl clutch hub 9 is positioned at the excircle of the part in ripple pearl clutch hub installing hole 2a and is provided with ripple pearl groove, equipped with ripple pearl 9a in ripple pearl groove, described ripple pearl (9a) reaches in the through hole 2b on ripple pearl clutch hub installing hole 2a hole wall；
It is cased with clutch ripple dish 11 outside described ripple pearl clutch hub 9, described clutch ripple dish 11 is provided with the centrage of centrage and its centre bore shoulder hole 11a on the same line near the one end driving gear 2, this shoulder hole 11a is divided into small-bore section, conical section and large aperture section from inside to outside, the aperture of the small-bore section of this shoulder hole 11a is more than the aperture of the centre bore of clutch ripple dish 11, and the end sleeve of described driving gear 2 is in the small-bore section of the shoulder hole of clutch ripple dish 11.
Use such scheme, clutch ripple dish arranges shift fork, in normal walking process, static friction clutch-plate separates with the dynamic friction clutch-plate on clutch hub, and in the small-bore section of the shoulder hole that the end sleeve of driving gear is contained in clutch ripple dish, such ripple integument is pressed in the ripple pearl groove of through hole and the ripple pearl clutch hub driving gear, the ripple pearl clutch hub driving gear sum is connected, driving gear rotates, thus drives jack shaft to rotate, and car normally advances.
When needs are turned, shift fork drives the clutch ripple dish of two jack shafts to move to two ends, in the large aperture section of the shoulder hole that the end of driving gear moves on to clutch ripple dish, clutch ripple dish is not or not compressing ripple pearl, ripple pearl jumps out the ripple pearl groove of ripple pearl clutch hub so that ripple pearl clutch hub and driving gear depart from, thus jack shaft rotates under effect of inertia, now, radius of turn is big.When continuing to move clutch ripple dish to two ends, clutch ripple dish promotes clutch hub to move to end, compression retracteding position spring, simultaneously, static friction clutch-plate moves at the bottom of the hole of static friction clutch-plate installing hole, and is against at the bottom of hole, and the dynamic friction clutch-plate on clutch hub is fitted with static friction clutch-plate, simultaneously, spacing journal stirrup on dynamic friction clutch-plate is also stuck in the friction clutch disc locking groove of semiaxis sleeve, and jack shaft is braked completely, at this moment, just can only spin in original place, radius of turn is minimum.
When needs the most normally advance, shift fork is moved round about, under the effect of the conical section of the shoulder hole of clutch ripple dish, ripple integument is pressed onto in the ripple pearl groove of ripple pearl clutch hub, make ripple pearl clutch hub and drive tooth to connect from new, meanwhile, return spring return, sound friction clutch disc leaves, and jack shaft rotates.
In technique scheme: described static friction clutch-plate 7 is more than a piece of.So braking effect is more preferable.
In technique scheme: described dynamic friction clutch-plate 10 is also more than a piece of, described dynamic friction clutch-plate 10 is also circular, the inner periphery of described dynamic friction clutch-plate 10 is provided with draw-in groove, the excircle of described clutch hub 8 is provided with the projection 8a corresponding with draw-in groove, the tail end of described projection 8a is provided with limited block 8b, described projection 8a and is stuck in the draw-in groove on the inner periphery of dynamic friction clutch-plate 10.So can be achieved with that dynamic friction clutch-plate and clutch hub are fixing to be connected, under the limited block on clutch hub extrudes, sound friction clutch disc is adjacent to.
In technique scheme: described driving gear 2 includes central tube 21, the integral middle at the outer surface of central tube 21 forms gear 22, in the small-bore section of the shoulder hole 11a that the both ends of described central tube 21 are respectively fitted over clutch ripple dish 11.
In technique scheme: described clutch hub 8 end is provided with the aperture ripple pearl clutch hub connecting hole more than its centre bore, and described ripple pearl clutch hub 9 is in this ripple pearl clutch hub connecting hole of partial insertion of clutch hub 8.So compact conformation, braking effect is more preferable.
The invention has the beneficial effects as follows: clutch hub and brake system are simultaneously attached on jack shaft by the present invention, the most only need to arrange shift fork on the clutch ripple dish of clutch hub so that operating system is simpler, operates more flexible, brake is easily, moreover it is possible to realize the regulation that radius of turn is minimum and maximum.
Accompanying drawing illustrates:
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the partial enlarged drawing in Fig. 1 at A；
Fig. 3 is sectional view；
Fig. 4 is the partial enlarged drawing in Fig. 3 at B；
Fig. 5 is the structural representation of sound friction clutch disc；
Fig. 6 is the structural representation of clutch hub；
Fig. 7 is the structural representation of clutch ripple dish；
Fig. 8 is the structural representation driving gear；
Fig. 9 is the structural representation of ripple pearl clutch hub；
Figure 10 is the structural representation of semiaxis sleeve.
Detailed description of the invention
The present invention will be further described with specific embodiment below in conjunction with the accompanying drawings:
Embodiment 1
As Figure 1-10 shows: the driving bridge for crawler-type combine of the present invention by driving wheel 1, drive gear 2, be positioned at the parts such as the driving jack shaft 3 at gear 2 two ends, bearing 4, semiaxis sleeve 5, return spring 6, static friction clutch-plate 7, clutch hub 8, ripple pearl clutch hub 9, dynamic friction clutch-plate 10 and clutch ripple dish 11 and form.
Gear 2 is driven to include central tube 21, integral middle at the outer surface of central tube 21 forms gear 22, the two ends of central tube 21 are provided with the aperture ripple pearl clutch hub installing hole 2a more than its centre bore, the centrage of ripple pearl clutch hub installing hole 2a with the centrage of centre bore on the same line, the hole wall of ripple pearl clutch hub installing hole 2a is evenly distributed with ripple pearl through hole 2b.
Jack shaft 3 one end is sleeved in driving gear 2 central tube 21, the other end is connected with driving wheel 1, jack shaft 3 is arranged in semiaxis sleeve 5 by bearing 4, and, the two ends of jack shaft 3 all reach outside semiaxis sleeve 5, jack shaft 3 is driving gear 2 and the part between the bearing 4 driving gear 2 to be provided with spline, and jack shaft 3 is set with return spring 6, static friction clutch-plate 7, clutch hub 8 and ripple pearl clutch hub 9 outside this section driving gear 2 successively.
One end of return spring 6 is against on bearing 4.nullStatic friction sheet 7 is identical with the structure of movable friction plate 10，The quantity of static friction clutch-plate 7 is more than a piece of，Static friction clutch-plate 7 is circular，The aperture of static friction clutch-plate 7 is more than the external diameter of jack shaft 3，That is，Without annexation between static friction clutch-plate 7 and jack shaft 3，It is only to be enclosed within outside jack shaft 3，Spacing journal stirrup 7a it is evenly equipped with on the excircle of static friction clutch-plate 7，Inner periphery is provided with draw-in groove，Semiaxis sleeve 5 is provided with the aperture static friction clutch-plate installing hole more than its centre bore near the one end driving gear 2，The centrage of static friction clutch-plate installing hole is with the centrage of semiaxis sleeve 5 on the same line，The corresponding spacing journal stirrup 7a of the inner surface of static friction clutch-plate installing hole is provided with friction clutch disc locking groove 5a,Spacing journal stirrup 7a on the excircle of static friction clutch-plate 7 is positioned in friction clutch disc locking groove 5a.
Clutch hub 8 end is provided with the aperture ripple pearl clutch hub connecting hole more than its centre bore, the centre bore of clutch hub 8 also is provided with spline, clutch hub 8 coordinates installation by spline with jack shaft 3, the other end of return spring 6 is connected with clutch hub 8, being installed with dynamic friction clutch-plate 10 outside clutch hub 8, on the excircle of dynamic friction clutch-plate 10, also corresponding friction clutch disc locking groove 5a is provided with spacing journal stirrup 7a；The quantity of dynamic friction clutch-plate 10 is also greater than a piece of, dynamic friction clutch-plate 10 is also circular, the inner periphery of dynamic friction clutch-plate 10 is provided with draw-in groove, the excircle of clutch hub 8 is provided with the projection 8a corresponding with draw-in groove, the tail end of projection 8a is provided with limited block 8b, projection 8a and is stuck in the draw-in groove on the inner periphery of dynamic friction clutch-plate 10.Clutch hub 8 part reaches in semiaxis sleeve 5.
Ripple pearl clutch hub 9 is solidly set on jack shaft 3, connects preferably also by spline.And ripple pearl clutch hub 9 is partially installed in ripple pearl clutch hub installing hole 2a, ripple pearl clutch hub 9 is positioned at the external diameter of the part in ripple pearl clutch hub installing hole 2a more than the external diameter being positioned at its outer part.The circumference of the part in the ripple pearl clutch hub installing hole 2a that ripple pearl clutch hub 9 is positioned at is provided with ripple pearl groove, and equipped with ripple pearl 9a in ripple pearl groove, ripple pearl 9a reaches in the through hole 2b on ripple pearl clutch hub installing hole 2a hole wall.
It is cased with clutch ripple dish 11 outside ripple pearl clutch hub 9, clutch ripple dish 11 is provided with the centrage of centrage and its centre bore shoulder hole 11a on the same line near the one end driving gear 2, this shoulder hole 11a is divided into small-bore section, conical section and large aperture section from inside to outside, the aperture of the small-bore section of this shoulder hole 11a, more than the aperture of the centre bore of clutch ripple dish 11, drives the end sleeve of central tube 21 of gear 2 in the small-bore section of the shoulder hole of clutch ripple dish 11.The clutch hub 8 external diameter near one end of ripple pearl clutch hub 9 is more than the external diameter of this end of clutch ripple dish 11, it is simple to clutch hub 8 can be driven when so clutch ripple dish 11 moves to move.
Clutch ripple dish 11 arranges shift fork, in normal walking process, dynamic friction clutch-plate 10 on static friction clutch-plate 7 and clutch hub 8 separates, in the small-bore section of the shoulder hole 11a that the end sleeve of the central tube 21 of driving gear 2 is contained in clutch ripple dish 11, so ripple pearl 9a is crushed in the ripple pearl groove of through hole and the ripple pearl clutch hub 9 driving gear 2 so that drive the ripple pearl clutch hub 9 of gear 2 sum to connect, and drives gear 2 to rotate, thus drive jack shaft 3 to rotate, normally advance.
When needs are turned, shift fork drives the clutch ripple dish 11 of two jack shafts 3 to move to two ends, in the large aperture section of the shoulder hole 11a that the end of driving gear 2 moves on to clutch ripple dish 11, ripple pearl 9a jumps out the ripple pearl groove of ripple pearl clutch hub 9, make ripple pearl clutch hub 9 and drive gear 2 to depart from, thus jack shaft 3 rotates under effect of inertia, now, radius of turn is big.When continuing to move clutch ripple dish 11 to two ends, clutch ripple dish 11 promotes clutch hub 8 to move to end, compression retracteding position spring 6, simultaneously, static friction clutch-plate 7 moves at the bottom of the hole of static friction clutch-plate installing hole 5a, and it is against at the bottom of hole, under the common effect of the limited block 8b on clutch hub 8, dynamic friction clutch-plate 10 on clutch hub 8 is fitted with static friction clutch-plate 7, gapless, simultaneously, spacing journal stirrup 7a on dynamic friction clutch-plate 10 is also stuck in the friction clutch disc locking groove 5a of semiaxis sleeve 5, jack shaft 3 is braked completely, at this moment, just can only spin in original place, radius of turn is minimum.
When needs the most normally advance, stop drag shift fork, return spring 6 return, under the effect of the conical section of the shoulder hole 11a of clutch ripple dish 11, ripple pearl 9a is forced in the ripple pearl groove of ripple pearl clutch hub 9, making ripple pearl clutch hub 9 and drive gear 2 to connect from new, sound friction clutch disc leaves, and jack shaft 3 rotates.
The preferred embodiment of the present invention described in detail above.Should be appreciated that those of ordinary skill in the art just can make many modifications and variations according to the design of the present invention without creative work.Therefore, all technical staff in the art, all should be in the protection domain being defined in the patent claims the most on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment.
Claims (5)
1. a driving bridge for crawler-type combine, including driving wheel (1), drives gear (2) and position
In the jack shaft (3) at driving gear (2) two ends, one end of described jack shaft (3) and driving wheel (1)
Connecting, the other end is connected with driving gear (2), it is characterised in that: set on jack shaft (3) simultaneously
Having ripple pearl clutch and brakes, described ripple pearl clutch controls jack shaft (3) along with driving tooth
Wheel (2) rotates or departs from driving gear (2), by clutch ripple dish (11) on ripple pearl clutch
Mobile control brake system；Concrete structure is:
In described jack shaft (3) is arranged on semiaxis sleeve (5) by bearing (4), and, described in drive
The two ends of dynamic semiaxis (3) all reach semiaxis sleeve (5) outward, one end of described jack shaft (3) and driving
Wheel (1) connects, and described driving gear (2) is provided with centre bore vertically, described driving gear (2)
Two ends are provided with aperture ripple pearl clutch hub installing hole (2a) more than centre bore, described ripple pearl clutch hub installing hole
(2a) centrage of centrage and centre bore on the same line, described ripple pearl clutch hub installing hole (2a)
Hole wall on be evenly distributed with ripple pearl through hole (2b)；
Described jack shaft (3) other end is sleeved in the centre bore driving gear (2), described driving half
Axle (3) is positioned at and drives gear (2) and the part between the bearing (4) driving gear (2) to be provided with
Spline, described jack shaft (3) near drive gear (2) this section outside be set with successively return spring (6),
Static friction clutch-plate (7), clutch hub (8) and ripple pearl clutch hub (9)；
One end of described return spring (6) is against on bearing (4)；Described static friction clutch-plate (7) is circle
Ring-type, the aperture of described static friction clutch-plate (7) is more than the external diameter of jack shaft (3), described static friction
Being evenly equipped with spacing journal stirrup (7a) on the excircle of clutch-plate (7), described semiaxis sleeve (5) is near driving tooth
One end of wheel (2) is provided with the aperture static friction clutch-plate installing hole more than its centre bore, described static friction clutch
The centrage of the centrage of sheet installing hole and semiaxis sleeve (5) on the same line, described static friction clutch-plate
The corresponding spacing journal stirrup (7a) of the inner surface of installing hole is provided with friction clutch disc locking groove (5a), described static friction
Spacing journal stirrup (7a) on the excircle of clutch-plate (7) is positioned in friction clutch disc locking groove (5a)；
Also being provided with spline in the centre bore of described clutch hub (8), described clutch hub (8) is passed through spline and is driven
Dynamic semiaxis (3) coordinates to be installed, and the other end of described return spring (6) is connected with clutch hub (8), described
Dynamic friction clutch-plate (10), the excircle of described dynamic friction clutch-plate (10) it is installed with outside clutch hub (8)
On also corresponding friction clutch disc locking groove (5a) be provided with spacing journal stirrup (7a)；
Described ripple pearl clutch hub (9) is solidly set on jack shaft (3), and described ripple pearl clutch hub (9)
Being partially installed in ripple pearl clutch hub installing hole (2a), described ripple pearl clutch hub (9) is positioned at ripple pearl clutch hub
The excircle of the part in installing hole (2a) is provided with ripple pearl groove, equipped with ripple pearl (9a), institute in ripple pearl groove
State in the through hole (2b) that ripple pearl (9a) reaches on ripple pearl clutch hub installing hole (2a) hole wall；
Being cased with clutch ripple dish (11) outside described ripple pearl clutch hub (9), described clutch ripple dish (11) is near driving
One end of moving gear (2) is provided with the centrage of centrage and its centre bore shoulder hole on the same line
(11a), this shoulder hole (11a) is divided into small-bore section, conical section and large aperture section from inside to outside, should
The aperture of the small-bore section of shoulder hole (11a) more than the aperture of centre bore of clutch ripple dish (11), described in drive
The end sleeve of moving gear (2) is in the small-bore section of the shoulder hole of clutch ripple dish (11).
A kind of driving bridge for crawler-type combine, it is characterised in that: described
The quantity of static friction clutch-plate (7) is more than a piece of.
A kind of driving bridge for crawler-type combine, it is characterised in that: described
The quantity of dynamic friction clutch-plate (10) is also greater than a piece of, and described dynamic friction clutch-plate (10) is also circular,
The inner periphery of described dynamic friction clutch-plate (10) is provided with draw-in groove, and the excircle of described clutch hub (8) sets
Having the projection (8a) corresponding with draw-in groove, the tail end of described projection (8a) is provided with limited block (8b), described convex
Block (8a) is stuck in the draw-in groove on the inner periphery of dynamic friction clutch-plate (10).
A kind of driving bridge for crawler-type combine, it is characterised in that: described
Driving gear (2) to include central tube (21), the integral middle at the outer surface of central tube (21) forms
Gear (22), the both ends of described central tube (21) are respectively fitted over the shoulder hole (11a) of clutch ripple dish (11)
Small-bore section in.
A kind of driving bridge for crawler-type combine, it is characterised in that: described
Clutch hub (8) end is provided with the aperture ripple pearl clutch hub connecting hole more than its centre bore, described ripple pearl clutch hub
(9) in this ripple pearl clutch hub connecting hole of partial insertion of clutch hub (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410679495.5A CN104380924B (en) | 2014-11-24 | 2014-11-24 | A kind of driving bridge for crawler-type combine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410679495.5A CN104380924B (en) | 2014-11-24 | 2014-11-24 | A kind of driving bridge for crawler-type combine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104380924A CN104380924A (en) | 2015-03-04 |
| CN104380924B true CN104380924B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410679495.5A Active CN104380924B (en) | 2014-11-24 | 2014-11-24 | A kind of driving bridge for crawler-type combine |
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| Country | Link |
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| CN (1) | CN104380924B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2376280B (en) * | 2001-06-05 | 2005-01-19 | Dronningborg Ind As | Clutch and brake for rotating body |
| CN201682766U (en) * | 2010-08-16 | 2010-12-29 | 重庆嘉木机械有限公司 | Steering clutch for harvester |
| CN202703240U (en) * | 2012-05-21 | 2013-01-30 | 南通哈兰机械有限公司 | Drive axle having electric motor, gear deceleration mechanism, and braking system |
| CN203136573U (en) * | 2013-03-25 | 2013-08-21 | 南京东格机械有限公司 | Tracked combined harvester walking and driving device |
| CN204244753U (en) * | 2014-11-24 | 2015-04-08 | 重庆五谷通用设备有限公司 | Driving bridge for crawler-type combine |
-
2014
- 2014-11-24 CN CN201410679495.5A patent/CN104380924B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2376280B (en) * | 2001-06-05 | 2005-01-19 | Dronningborg Ind As | Clutch and brake for rotating body |
| CN201682766U (en) * | 2010-08-16 | 2010-12-29 | 重庆嘉木机械有限公司 | Steering clutch for harvester |
| CN202703240U (en) * | 2012-05-21 | 2013-01-30 | 南通哈兰机械有限公司 | Drive axle having electric motor, gear deceleration mechanism, and braking system |
| CN203136573U (en) * | 2013-03-25 | 2013-08-21 | 南京东格机械有限公司 | Tracked combined harvester walking and driving device |
| CN204244753U (en) * | 2014-11-24 | 2015-04-08 | 重庆五谷通用设备有限公司 | Driving bridge for crawler-type combine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104380924A (en) | 2015-03-04 |
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