CN201559527U - Traveling device assembly of micro-tillage machine with steering mechanism - Google Patents
Traveling device assembly of micro-tillage machine with steering mechanism Download PDFInfo
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- CN201559527U CN201559527U CN2009202074358U CN200920207435U CN201559527U CN 201559527 U CN201559527 U CN 201559527U CN 2009202074358 U CN2009202074358 U CN 2009202074358U CN 200920207435 U CN200920207435 U CN 200920207435U CN 201559527 U CN201559527 U CN 201559527U
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- walking
- axle
- traveling
- cover
- tooth
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Abstract
The utility model discloses a traveling device assembly of a micro-tillage machine with a steering mechanism, which comprises a power transmission shaft and a traveling shaft which are arranged in a traveling box body; two ends of the traveling box body are provided with a left steering shell and a right steering shell; the power transmission shaft drives the traveling shaft to rotate; the traveling shaft consists of a left traveling shaft and a right traveling shaft which respectively extend into two ends of a traveling tooth inner sleeve; a gear on the power transmission shaft is meshed with the traveling tooth inner sleeve; two ends of the traveling tooth inner sleeve are provided with a left steering clutch mechanism and a right steering clutch mechanism which are respectively connected with the left travelling shaft and the right traveling shaft; and the traveling tooth inner sleeve respectively controls the rotation of the left and the right traveling shafts by the left and the right steering clutch mechanisms. By virtue of a brake handle, the traveling device assembly can timely and effectively control the rotation of the traveling wheels, thus achieving the purposes of traveling and stopping at any time and freely steering, and realizing the flexible steering of the micro-tillage machine; furthermore, the traveling device assembly has better stability, saved cost and convenient installation, and is beneficial to maintenance.
Description
Technical field
The utility model relates to agricultural tiller, is specially a kind of tiller running gear assembly with steering hardware.
Background technology
In the vast rural area of China, the application of tiller more and more widely, ploughing, bringing into play enormous function in the farming, operator normally both hands is holding up the handle rack assembly of tiller to move ahead with tiller, and controls the rotation of two ends road wheel respectively by being arranged on drag-line on the handle.
The power clutch structure of now present tiller traveling gear, usually adopt press may formula the clutch mode, its principle be with walking axle mounting in transmission shaft, setting has certain elastomeric clutch overcoat outside transmission shaft, the clutch overcoat links to each other with push rod.During tiller work, compress the clutch overcoat by push rod, the clutch overcoat compresses transmission shaft again, transmission shaft and walking axle are fixed as one, because the outside and the gear mesh of transmission shaft, so driving engine is by the gear driven transmission shaft, and then drives the rotation of walking axle.But the clutch mode of this structure, have the following disadvantages: be not easy to break away between walking axle and the transmission shaft, after push rod unclamped, compacted part reaction was slower, and clutch cover needs the regular hour to open, may still be in coupled condition between transmission shaft and the walking axle, cause road wheel not brake immediately, particularly when needs turn to, because road wheel still is kept in motion, control very inconveniently, can not accurately reach needed steering angle.
The utility model content
At above-mentioned deficiency of the prior art, the purpose of this utility model is to solve existing present tiller inconvenient operation when turning to, not segregative problem during the clutch of walking axle, and provide a kind of turning to control conveniently, walking axle separates easily during clutch, and reliability tiller running gear assembly preferably.
The technical solution of the utility model: band steering hardware tiller running gear assembly, comprise the power drive shaft and the walking axle that are installed in the walking casing, in the walking tank ends left side is installed, the right steering housing, power drive shaft drives the rotation of walking axle, it is characterized in that, described walking axle is by being separately positioned on a left side, left lateral in the right steering housing walks axle and right lateral is walked the axle formation, a left side, right lateral is walked the two ends that axle stretches into cover in the walking tooth that is arranged in the walking casing respectively, gear on the power drive shaft and the interior cover engagement of walking tooth, the two ends of cover are respectively arranged with and connect a left side in the walking tooth, right lateral is walked the left side of axle, the right steering engaging and disengaging gear, cover is by a left side in the walking tooth, the right steering engaging and disengaging gear is controlled a left side respectively, right lateral is walked axle and is rotated.
Describedly turn to engaging and disengaging gear to comprise to turn to the clutch overcoat, turn to an end of clutch overcoat slidably to be arranged on the walking axle, overlap the gap in the other end and the walking tooth and cooperate; The two ends of overlapping in the walking tooth are respectively equipped with some connecting bores, and steel ball is installed in connecting bore, are respectively equipped with the keyway that is complementary with steel ball on left and right walking axle, and cover links to each other with left and right walking axle respectively by steel ball in the walking tooth; After turning to the clutch overcoat and cover in the walking tooth cooperating, turn to the front end of clutch overcoat that connecting bore is covered, outside turning to clutch, put and also be provided with the steel bead groove that prevents the steel ball landing; Turning to clutch overcoat and left and right turning to also to be respectively arranged with retracing spring between the housing.
Describedly turn to engaging and disengaging gear also to comprise to be movably connected in the brake axle that turns on the housing, an end of described brake axle connects the brake-applying handle of tiller, the other end when the rotation of walking axle with turn to the annular groove chucking that puts outside the clutch.Brake axle cooperates with the annular groove that turns to clutch to put outward, can change the clutch mode between steering hardware and the walking axle, realizes the control to road wheel and cultivated cutter, reaches the purpose that turns to flexibly.
With respect to prior art, the utlity model has following advantage:
1, realized turning to flexibly of tiller, can control the rotation of road wheel timely and effectively, reached and promptly walk promptly the purpose of stopping, freely turning to by the brake-applying handle on the handle;
2, changed the mode of walking axle with the clutch of steering hardware, adopt the critical component of steel ball as control linkage, walking axle can break away from power system fast when needed, equally again can be automatically when needs recover to rotate, failure-free is connected with power system, and stability is also better;
3, whole steering hardware is owing to be to adopt the stack-mounted form, and its each several part part can pass through the mould batch manufacturing, has saved cost, and easy for installation, also helps care and maintenance.
Description of drawings
Fig. 1 is the structure cutaway view of the utility model tiller running gear assembly;
Fig. 2 is the block diagram that turns to housing;
Fig. 3 is the section-drawing of cover in the walking tooth;
Fig. 4 is the A-A cutaway view of Fig. 3;
Fig. 5 is the cutaway view that turns to the clutch overcoat;
Fig. 6 is the structure cutaway view of walking axle.
Among the figure, the 1-casing of walking, 2-left steering housing, 3-right steering housing, the 4-left lateral is walked axle, and the 5-right lateral is walked axle, 6-turns to the clutch overcoat, cover in the 7-walking tooth, 8-connecting bore, the 9-steel ball, 10-keyway, 11-steel bead groove, the 12-retracing spring, 13-brake axle, 14-annular groove, the 15-trip ring, 16-flange, 17-annular boss.
The specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
As shown in Figure 1, band steering hardware tiller running gear assembly, comprise the power drive shaft and the walking axle that are installed in the walking casing 1, at walking casing 1 two ends left steering housing 2 and right steering housing 3 are installed, power drive shaft drives the rotation of walking axle, on the walking axle road wheel and cultivated cutter is installed; It is more convenient for tiller is controlled when turning to, described walking axle is set to that left lateral is walked axle 4 and right lateral is walked 5 two sections on axle, left lateral is walked axle 4 and right lateral and is walked axle and 5 be separately positioned in left steering housing 2 and the right steering housing 3, a left side, right lateral is walked the two ends that axle stretches into cover 7 in the walking tooth that is arranged in the walking casing 1 respectively, cover 7 is drum and both ends open in the walking tooth, in the walking tooth, be provided with gear on the outer wall of cover 7, gear on the power drive shaft and interior cover 7 engagements of walking tooth, the two ends of cover 7 are respectively arranged with and connect a left side in the walking tooth, right lateral is walked the left side of axle, the right steering engaging and disengaging gear, cover 7 is by a left side in the walking tooth, the right steering engaging and disengaging gear is controlled a left side respectively, right lateral is walked axle and is rotated.
Referring to Fig. 1 and Fig. 5, describedly turn to engaging and disengaging gear to comprise to turn to clutch overcoat 6, turn to an end of clutch overcoat 6 slidably to be arranged on the walking axle, cover 7 free-running fits in the other end and the walking tooth; The two ends of cover 7 are respectively equipped with some connecting bores 8 in the walking tooth, and steel ball 9 is installed in connecting bore 8, are respectively equipped with the keyway 10 that is complementary with steel ball 9 on left and right walking axle, and cover 7 links to each other with left and right walking axle respectively by steel ball 9 in the walking tooth; Turn to after cover 7 cooperates in clutch overcoat 6 and the walking tooth, the front end that turns to clutch overcoat 6 is connecting bore 8 coverings, also is provided with the steel bead groove 11 that prevents the steel ball landing on the clutch overcoat 6 turning to; Turning to clutch overcoat 6 and left and right turning to also to be respectively arranged with retracing spring 12 between the housing.Also be respectively equipped with trip ring 15 between the housing at retracing spring 12 and left and right turning to.
Referring to Fig. 1 and Fig. 5, describedly turn to engaging and disengaging gear also to comprise to be movably connected in the brake axle 13 that turns on the housing, the brake-applying handle of the one end connection tiller of described brake axle 13, the other end tightens with turning to the annular groove 14 on the clutch overcoat 6 when the rotation of walking axle.
In the drawings, the power take-off shaft of the left and right brake-applying handle of tiller, road wheel, cultivated cutter and driving engine does not draw, but this belongs to this area technological means commonly used, does not therefore influence the enforcement of technical solutions of the utility model.One end of power drive shaft links to each other with the output shaft of driving engine, the other end connects finishing bevel gear cuter, described finishing bevel gear cuter is a prior art, its effect is to change the moment direction, finishing bevel gear cuter is installed in the walking casing 1, after the torque break-in of finishing bevel gear cuter with the power drive shaft input, realize the transmission of torque by cover 7 in its output gear engagement walking tooth.
The purpose that turns to engaging and disengaging gear is set in this device, be in order to make tiller when turning to, can distinguish the left and right walking axle of independent control, promptly control the rotation of both sides road wheel and cultivated cutter respectively by left and right brake-applying handle, when for example turning to the left, operating personal compresses left brake-applying handle, the road wheel and the cultivated cutter in left side stop operating, and the right lateral travelling wheel is center of circle rotation with left lateral travelling wheel position, thereby realize turning to the left.
Referring to Fig. 1 and Fig. 6, position at the close keyway 10 in the middle part of left and right walking axle is respectively equipped with annular boss 17, when the front end band keyway of walking axle partly inserts in the walking tooth behind the cover 7, because the diameter of annular boss 17 is greater than cover 7 intracavity diameters in the walking tooth, left and right walking axle will with the two ends chucking of cover 7 in the walking tooth; Turn to this moment clutch overcoat 6 to be enclosed within respectively again on the left and right walking axle, because turn to clutch overcoat 6 inside to be stepped distribution, its minimum diameter place is less than the diameter of annular boss 17, therefore, annular boss 17 pushes against with turning to clutch overcoat 6 again, and can preventing to walk axially like this, the outside skids off.
Referring to Fig. 1 and Fig. 2, the left and right housing that turns to all is installed on the walking casing 1 by flange 16, is provided with the screw that links to each other with flange 16 on walking casing 1.Two ends at left and right walking axle also are with six side's overcoats respectively, are provided with the through hole that is used to install road wheel on the termination of six side's overcoats and walking axle, can reduce the wearing and tearing of walking axle by six side's overcoats.
As shown in Figure 3 and Figure 4, in the walking tooth, all be provided with the identical and well-distributed connecting bore 8 radially of 6 sizes on the circumference of cover 7 each end, in left and right walking spool also respectively correspondence be provided with 6 keyways 10.The connecting bore at cover 7 two ends helps keeping left and right two ends walking shaft balancing like this with respect to the middle point symmetry of cover length in the walking tooth in the described walking tooth.Simultaneously, the equal diameters of the diameter of connecting bore 8 and steel ball 9, the A/F of keyway 10 is less than the diameter of steel ball 9, make like this steel ball 9 can be simultaneously with the walking tooth in cover 7 and left and right walking axle tighten.
During work, the inclined-plane of brake axle 13 by extrusion ring connected in star 14 makes and turns to clutch overcoat 6 to slide, and brake axle 13 snaps in and will turn to clutch overcoats 6 location in the annular groove 14 simultaneously.Behind the chucking, turn to the front end of clutch overcoat 6 and the interior cover 7 of walking tooth to push against, and steel ball 9 is pressed in connecting bore 8 and the keyway 10, thereby make left and right walking axle and interior cover 7 interlocks of walking tooth.Work as glancing impact, compress brake-applying handle, cooresponding brake axle 13 is pulled up, and separates with turning to clutch overcoat 6, turn to clutch overcoat 6 under the effect of retracing spring 12, spurred laterally, its front end covers the part of connecting bore and removes, behind retracing spring 12 location, steel bead groove 11 just in time aligns with connecting bore 8, this moment, steel ball 9 was ejected in the steel bead groove 11, and a cooresponding left side or right lateral are walked axle and separated with cover 7 in the walking tooth, realize the rotation of control road wheel.At this moment, do not drop out, will distance be made as and equate with the diameter length of steel ball 9 from the inwall of steel bead groove 11 to connecting bore 8 opening inwalls for making steel ball 9 be positioned at steel bead groove 11; Certainly, its distance is not limited only to this, also is as long as its distance satisfies greater than diameter of the steel ball and the distance from the inwall of steel bead groove 11 to connecting bore 8 opening outer walls in the scope that can implement less than diameter of the steel ball.
Tiller running gear assembly of the present utility model has solved existing present tiller and has turned to the inflexible problem of control, flexible, the quick steering of tiller have been realized by the rotation of independently controlling road wheel respectively, and radius is less when turning to, operate light leicht fallen D/A, stop, move in conjunction with getting well, the equipment that do not influence turns round normally, can effectively improve service efficiency.
Need to prove at last, above embodiment is only in order to illustrate the technical solution of the utility model but not the restriction technologies scheme, although the applicant has been described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, those are made amendment to the technical solution of the utility model or are equal to replacement, and do not break away from the aim and the scope of the technical program, all should be encompassed in the middle of the claim scope of the present utility model.
Claims (7)
1. be with steering hardware tiller running gear assembly, comprise the power drive shaft and the walking axle that are installed in the walking casing (1), at walking casing (1) two ends a left side is installed, right steering housing (2,3), power drive shaft drives the rotation of walking axle, it is characterized in that, described walking axle is by being separately positioned on a left side, right steering housing (2,3) Nei left lateral is walked axle (4) and right lateral and is walked axle (5) formation, a left side, right lateral is walked axle (4,5) stretch into the two ends of overlapping (7) in the walking tooth that is arranged in the walking casing (1) respectively, gear on the power drive shaft and the walking interior cover of tooth (7) engagement, the two ends of cover (7) are respectively arranged with and connect a left side in the walking tooth, right lateral is walked axle (4,5) a left side, the right steering engaging and disengaging gear, cover (7) is by a left side in the walking tooth, the right steering engaging and disengaging gear is controlled a left side respectively, right lateral is walked axle (4,5) rotate.
2. tiller running gear assembly according to claim 1, it is characterized in that, describedly turn to engaging and disengaging gear to comprise to turn to clutch overcoat (6), turn to an end of clutch overcoat (6) slidably to be arranged on the walking axle, cover (7) free-running fit in the other end and the walking tooth; The two ends of cover (7) are respectively equipped with some connecting bores (8) in the walking tooth, steel ball (9) is installed in connecting bore (8), be respectively equipped with the keyway (10) that is complementary with steel ball (9) on left and right walking axle (4,5), cover (7) links to each other with left and right walking axle (4,5) respectively by steel ball (9) in the walking tooth; After turning in clutch overcoat (6) and the walking tooth cover (7) cooperating, the front end that turns to clutch overcoat (6) is connecting bore (8) covering, also is provided with the steel bead groove (11) that prevents the steel ball landing on the clutch overcoat (6) turning to; Turning to clutch overcoat (6) and left and right turning between the housing (2,3) also to be respectively arranged with retracing spring (12).
3. tiller running gear assembly according to claim 2, it is characterized in that, describedly turn to engaging and disengaging gear also to comprise to be movably connected in the brake axle (13) that turns on the housing, the brake-applying handle of the one end connection tiller of described brake axle (13), the other end tightens with turning to the annular groove (14) on the clutch overcoat (6) when the rotation of walking axle.
4. tiller running gear assembly according to claim 2 is characterized in that, also is respectively equipped with trip ring (15) at retracing spring (12) and left and right turning between the housing (2,3).
5. tiller running gear assembly according to claim 2 is characterized in that, the equal diameters of the diameter of described connecting bore (8) and steel ball (9), and the A/F of keyway (10) is less than the diameter of steel ball (9).
6. tiller running gear assembly according to claim 2 is characterized in that, the distance from the inwall of steel bead groove (11) to connecting bore (8) opening inwall equates with the diameter length of steel ball (9).
7. tiller running gear assembly according to claim 2 is characterized in that, the connecting bore at cover (7) two ends is with respect to the middle point symmetry of cover length in the walking tooth in the described walking tooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202074358U CN201559527U (en) | 2009-11-30 | 2009-11-30 | Traveling device assembly of micro-tillage machine with steering mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202074358U CN201559527U (en) | 2009-11-30 | 2009-11-30 | Traveling device assembly of micro-tillage machine with steering mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201559527U true CN201559527U (en) | 2010-08-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202074358U Expired - Fee Related CN201559527U (en) | 2009-11-30 | 2009-11-30 | Traveling device assembly of micro-tillage machine with steering mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201559527U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103148178A (en) * | 2013-03-20 | 2013-06-12 | 庞桂福 | Power mechanism of mini-tiller |
| CN103671616A (en) * | 2012-09-11 | 2014-03-26 | 吴鸿基 | Clutch structure of intertillage management machine |
| CN104429371A (en) * | 2014-12-05 | 2015-03-25 | 重庆瑜欣平瑞机电有限公司 | Walking box for harvester |
| CN104604381A (en) * | 2015-03-08 | 2015-05-13 | 车大强 | Novel mini-tiller steering clutch mechanism |
| CN105156640A (en) * | 2015-09-26 | 2015-12-16 | 广西宜州玉柴农业装备有限公司 | Mini-tiller gearbox walking box with turning function |
-
2009
- 2009-11-30 CN CN2009202074358U patent/CN201559527U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103671616A (en) * | 2012-09-11 | 2014-03-26 | 吴鸿基 | Clutch structure of intertillage management machine |
| CN103148178A (en) * | 2013-03-20 | 2013-06-12 | 庞桂福 | Power mechanism of mini-tiller |
| CN104429371A (en) * | 2014-12-05 | 2015-03-25 | 重庆瑜欣平瑞机电有限公司 | Walking box for harvester |
| CN104604381A (en) * | 2015-03-08 | 2015-05-13 | 车大强 | Novel mini-tiller steering clutch mechanism |
| CN105156640A (en) * | 2015-09-26 | 2015-12-16 | 广西宜州玉柴农业装备有限公司 | Mini-tiller gearbox walking box with turning function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100825 Termination date: 20141130 |
|
| EXPY | Termination of patent right or utility model |