CN203888909U - Crawler-type chassis for agricultural machine - Google Patents
Crawler-type chassis for agricultural machine Download PDFInfo
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- CN203888909U CN203888909U CN201420281318.7U CN201420281318U CN203888909U CN 203888909 U CN203888909 U CN 203888909U CN 201420281318 U CN201420281318 U CN 201420281318U CN 203888909 U CN203888909 U CN 203888909U
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- endless track
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Abstract
The utility model discloses a crawler-type chassis for an agricultural machine. According to the crawler-type chassis for the agricultural machine, a left annular crawler structure and a right annular crawler structure are connected to the two sides of a chassis frame respectively, the left annular crawler structure and the right annular crawler structure respectively comprise an annular crawler, a driven wheel set composed of a front belt wheel, a rear belt wheel, a bottom belt wheel and two top belt wheels is arranged inside each annular crawler, the top belt wheels are located on the top of the interior of the annular crawlers and sustain the annular crawlers upwards, and a driving wheel is meshed with the top of the exterior of each annular crawler and located between the sustaining positions of the two corresponding top belt wheels and presses the annular crawler downwards to enable an arc shape to be formed on the top of the annular crawler to meet the requirement of a transmission wrap angle of the external teeth of the driving wheel; two supporting legs are arranged on the two sides of the chassis frame respectively to support the two top belt wheels of the left annular crawler structure and the two top belt wheels of the right annular crawler structure, the height, away from the ground, of the chassis frame can be adjusted by adjusting the height of the supporting legs, a speed-change gear box is arranged between the left annular crawler structure and the right annular crawler structure, an output shaft of the speed-change gear box is connected with the driving wheel of the left annular crawler structure and the driving wheel of the right annular crawler structure, and 90-degree pivot steering and 180-degree pivot turning of the agricultural machine can be achieved.
Description
Technical field
The utility model relates to a kind of caterpillar machinery chassis, particularly a kind of crawler type paddy field, the non-irrigated native harvesting and tillage machine that rural area is used, crawler type rotovator, track type tractor, supporting chassis of track combine etc. of being applicable to.
Background technology
Existing known crawler type paddy field, non-irrigated native harvesting and tillage machine, crawler type rotovator, track type tractor, the field machines such as track combine (hereinafter to be referred as agricultural machinery) are all to adopt ring-shaped rubber crawler belt, supporting drive wheel structure is all the front or rear drive configuration of crawler belt internal expanding type." drive configuration before or after crawler belt internal expanding type " described herein refers to that third motion shaft and drive wheel are all arranged on the front or rear position of crawler belt inner ring, by drive wheel crawler belt, reaches the object of machine walking.
During the existing supporting agricultural machinery working that is provided with this caterpillar chassis, there is following defect:
One, sole, because limited by endless track inner ring internal expanding type drive configuration, cause sole overhead highly to be limited to, the machine operation of cannot entering in dark mud pin paddy field, and road walking runs into muddy water hollow, and machine will skid, and even subsides.This is crawler type paddy field, Rural Areas at Present, non-irrigated native harvesting and tillage machine, crawler type rotovator, track type tractor, the most scabrous difficult problem of track combine.
They are two years old, for the problem of mentioning in above-mentioned one, the structure that has drive-type triangle crawler belt configuration in employing, but this structure is also drive wheel internal expanding type structure, be that drive wheel is arranged on driving crawler belt in top in the middle crawler belt of sole, though sole can suitably improve some height overhead, but before known the common defects of (or rear) interior drive-type, also there is defect: 1) other parts installation outfit position is limited to, machine center must improve, stationarity is relatively bad, bring safety hazard, and be the overhead needs of height of the dark mud pin of out of reach paddy field machine chassis frame.2) drive wheel due to the left and right output shaft of speed-change gear box and two axial ends installation is all arranged on crawler belt inner ring, assembles, dismantles extremely inconvenient.3) in, drive-type triangle crawler belt configuration structure is wanted the length of many hypotenuses than front (or rear) interior drive-type crawler belt, has increased the weight of machinery weight, is unfavorable for the walking of dark mud pin paddy field, increases manufacturing cost.
Three, track sprocket internal expanding type structure, drive wheel must be arranged in crawler belt circle, and crawler belt and drive wheel are installed, dismounting difficulty is large.
Four, track sprocket internal expanding type structure, because drive wheel is by third motion shaft transmission, keeps in repair, maintains if speed-change gear box must unload, and just must first lay down crawler belt and drive wheel, just can take out gear case, quite trouble.
The live axle transmission that five, drive wheel is exported by speed-change gear box, owing to being arranged in endless track circle, during output shaft work, as circumference, rotatablely move, easily make to enter a large amount of weeds, foreign material in crawler belt inner ring, if be wound around on the axle drive shaft rotating and drive wheel seriously, the transmission resistance that causes walking increases, loss engine power, the engine-damaged accident that even causes axle drive shaft to twist off.
When six, machine turns to, by braking one side axle drive shaft, its one side crawler belt is remained static, another side crawler belt enters or the action of moving back just can reach and turn to object, in this handling maneuver process, during paddy-field-working, the crawler belt that one side crawler belt being braked only can be entered by another side or move back is walked in tow, the crawler belt being braked on one side will be hauled out muddy water field very dark long hole, but also out of reach 90
.original place racing or 180
.the object of spot turn.If any mountain soil of more moistening rice field or matter pine, when machine turns to, the crawler belt that crawler belt of having braked on one side can be entered by another side or move back is done original place passive rotation sidewards, any mountain soil of more moistening like this paddy field or matter pine, will by one side sidewards the crawler belt of rotation screw out large hole, and the object that turns to flexibly of out of reach.The mud pin paddy field machine of any more can subside a little deeply, cannot work.On hard ground, the passive rotation in crawler belt original place on one side, can make crawler belt rubber contrate serious damage or fracture, reduces the service life of crawler belt.
Seven, according to China's national situation, at present hills, mountain area grain-production are indispensable absolutely, one season of plantation rice and wheat also need minitype wheeled reaper, if crawler travel is poured and changed rubber tire walking into, loading, unloading are very difficult, suitable trouble.
Summary of the invention
Technical problem to be solved in the utility model is, not enough for prior art, a kind of crawler type paddy field, non-irrigated native harvesting and tillage machine that vast rural area is used that be applicable to is provided, crawler type rotovator, track type tractor, the caterpillar track travelling farm machinery chassis of track combine etc., its in dark mud pin paddy field, drought soil is while ploughing whole, rotary tillage, harvesting, hauling operation, not restricted by dark mud pin, road driving is not subject to the impact of muddy water hollow; Dress, to tear crawler belt, drive wheel, speed-change gear box open simple and convenient; During operation, drive wheel and axle drive shaft circumference can not be wound around weeds, foreign material, stop the engine-damaged accident of axle drive shaft fracture.
In order to reach above-mentioned purpose, the technical solution of the utility model is: a kind of caterpillar chassis for agricultural machinery, it comprises a sole, one side of this sole connects left endless track structure, opposite side connects right endless track structure, this left side, right endless track symmetrical configuration arranges, and this left side, right endless track structure comprises respectively an endless track, in this endless track, be provided with by front belt wheel, rear belt wheel, the driven wheels that tail band wheel and heading tape wheel form, heading tape wheel wherein comprises sinciput belt wheel and rear heading tape wheel, and front, rear heading tape wheel is positioned at endless track inside top and upwards holds endless track, one drive wheel is engaged in endless track outside top, and before this drive wheel is positioned at, rear heading tape wheel holds between position and compresses from top to bottom endless track, endless track is formed one circular-arc to meet the transmission cornerite requirement of drive wheel external tooth in top, the both sides of described sole arrange respectively two legs to support two heading tape wheels of left and right endless track structure, regulate the height of leg, can realize the terrain clearance adjustment of sole, one speed-change gear box is arranged between left and right endless track structure, and the output shaft of this speed-change gear box connects respectively the drive wheel of left and right endless track structure, to drive the endless track of left and right endless track structure.
In this speed-change gear box, be provided with an input shaft, a backward axle and described output shaft, this output shaft comprises left and right output shaft, is fixed with left and right output gear on left and right output shaft; The two ends of this input shaft are fixed with left and right driving device, and middle part is fixed with interface arrangment, and this input shaft is provided with left input cliding gear and right input cliding gear; Left and right backward gear is set on this backward axle, this left and right backward gear respectively with left and right output shaft on the engagement of left and right output gear; Between this left and right input cliding gear, spring is set, and left input cliding gear connects left driving lever, right input cliding gear connects right driving lever, under the co-controlling of left and right driving lever and spring, left and right input cliding gear can slide into a normal traveling-position, a backward position or a trim locations on input shaft; During normal motoring condition, left and right input cliding gear is positioned at the normal traveling-position on input shaft, now activity clamping between Left Drive device and left input cliding gear, activity clamping between right driving device and right input cliding gear, thus this left and right input cliding gear respectively with left and right output shaft on the engagement of left and right output gear drive left and right output shaft; When agricultural machinery needs 90
.pivot stud or 180
.during spot turn, at driving lever, control lower slider and combine with the interface arrangment on input shaft to backward position for one in left and right input cliding gear, this input cliding gear is meshed with the output gear of corresponding side through the backward gear of corresponding side simultaneously, the input cliding gear not being struck keeps normal motoring condition, make the left and right output gear on left and right output shaft be opposite sense rotation, thereby making left and right endless track structure be opposite sense rotates, and the spring between left and right input cliding gear is compressed, when 90
.pivot stud or 180
.when spot turn completes, spring, by the left or right input cliding gear the being struck normal traveling-position that rebounds, makes left or right input cliding gear get back to normal motoring condition, realizes the equidirectional motion of left and right endless track structure.
When agricultural machinery working departs from direct of travel, the driving lever that utilization departs from side pushes trim locations by the input cliding gear that departs from side, now departing from side input cliding gear departs from and being connected of corresponding driving device, and be not combined with interface arrangment and input power not, opposite side input cliding gear keeps normal motoring condition, thereby the endless track that departs from side is remained static, and opposite side endless track remains in operation, realize the fine setting correction of agricultural machinery direct of travel.The drive wheel external tooth of described left and right endless track structure is by the tangent profile of tooth forming of many circular arcs.
Described endless track external circumferential is covered with rubber contrate, and the external circumferential of endless track is provided with and the vertically disposed V-type rubber tape of rubber contrate.
The drive wheel external tooth of described left and right endless track structure according to the needs of load be provided with endless track on the V-type pulley groove that matches of V-type rubber tape.
The both sides of the drive wheel external tooth of described left and right endless track structure according to the needs of load be provided with endless track on V-type rubber tape match stretch out wheel rim, while making it to drive endless track, play Belt Drive effect, correspondingly alleviated the load of drive wheel transmission to endless track rubber contrate.
The outer end of described left and right output shaft is provided with the location connecting flange of being convenient to switch to running on wheels state, facilitating in mountain region, high-land uses.
Compared with prior art, the obtained beneficial effect of the utility model is:
1. the inside top of the utility model endless track is provided with forward and backward heading tape wheel, and forward and backward heading tape wheel is outwards pushed up by endless track inwall, endless track outer wall is inwardly pressed by external drive wheel, make endless track form a R radius arc, the transmission cornerite that has guaranteed drive wheel crawler belt, reaches the requirement of drive efficiency.And forward and backward heading tape wheel is set in endless track of the present utility model, sole is supported this forward and backward heading tape wheel through being located at respectively two legs of both sides, just can realize by the change of leg length the overhead adjusting of height of sole, thereby make the utility model can realize the smooth and easy utilization of dark mud pin, dark vegetation environmental, endless track is unlikely in dark mud pin paddy field and is wound around, carries a large amount of mud pin and cannot normally work because of weeds.
2. in the utility model speed-change gear box, left and right output shaft is set, and driving lever and left and right backward gear are set in speed-change gear box, under the effect of driving lever, can be opposite sense output by the equidirectional output switching of left and right output shaft, thereby need 90 at agricultural machinery
.original place racing or 180
.during spot turn, make left and right endless track realize opposite sense running, complete endless track on one side and march forward, on one side endless track draw back, realize at dark mud pin paddy-field-working or hard ground 90
.pivot stud or 180
.turning around flexibly in original place, and is unlikely to make outer odontotripsis and the damage of endless track, extends endless track service life, and more can be ploughing, mountain not make with local methods into due to the large hole that turns to or turn around to form.Agricultural machinery is when farm work or road driving depart from direct of travel a little, the input cliding gear that departs from side can be toggled it to the position that departs from driving device by shift fork, make to depart from the not output of side output gear, opposite side output gear is rotated further, utilize the centripetal force of agricultural machinery self to make agricultural machinery get back to correct travel direction, realize the fine setting of agricultural machinery direct of travel, this point has especially met the function needs of reaper.
3. the utility model drive wheel external tooth adopts the tangent profile of tooth of a plurality of circular arcs, while having guaranteed drive wheel endless track, and drive wheel external tooth and endless track rubber contrate and the engagement of embedded steel part contrate, the round and smooth steady transmission mutually of drive wheel and endless track.In order to guarantee driving efficiency and the tensile strength of drive wheel endless track and to alleviate the load of endless track contrate, endless track external circumferential of the present utility model is provided with and the vertically disposed V-type rubber tape of original rubber contrate, and drive wheel external tooth both sides are provided with the V-type pulley groove matching with V-type rubber tape and stretch out wheel rim.
4. the utility model is provided with location connecting flange in the outer end of the left and right output shaft of speed-change gear box, this location connecting flange configuration endless track drive wheel just forms caterpillar chassis, configuration rubber tire forms wheeled agricultural machinery, select arbitrarily as required, and the demolition, installation of the utility model product are extremely convenient and simple.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model one embodiment.
Fig. 2 is the birds-eye view of Fig. 1.
Fig. 3 is the A-A structure cross-sectional schematic of the utility model endless track.
Fig. 4 is the K place enlarged diagram of drive wheel external tooth in the utility model.
Fig. 5 is the structural representation of rubber contrate and V-type rubber tape distribution relation outside the utility model endless track.
Fig. 6 is the E-E cross-sectional schematic of Fig. 4.
Fig. 7 is the structural representation that the both sides band of the utility model drive wheel external tooth stretches out wheel rim.
Fig. 8 is the inner structure schematic diagram of the utility model speed-change gear box.
Fig. 9 is the drive state schematic diagram of the utility model speed-change gear box when normal walking states.
Figure 10 is the utility model speed-change gear box in from left side 90
.pivot stud or 180
.drive state schematic diagram during spot turn.
Figure 11 is the section-drawing of the C-C place input shaft of Figure 10.
The specific embodiment
As shown in Fig. 1-Figure 10, a kind of caterpillar chassis for agricultural machinery of the utility model, comprise a sole 1, one side of this sole 1 connects left endless track structure, opposite side connects right endless track structure, this left and right endless track symmetrical configuration arranges, and this left and right endless track structure comprises respectively an endless track 2.In endless track 2, be provided with by front belt wheel 21, rear belt wheel 22, the driven wheels that tail band wheel 23 and heading tape wheel 24 form, heading tape wheel 24 is wherein sinciput belt wheel 241 and rear heading tape wheel 242, and front, rear heading tape wheel 241, 242 are positioned at the inside top of endless track 2 and upwards hold endless track 2, one drive wheel 4 is engaged in the outside top of endless track 2, and before this drive wheel 4 is positioned at, rear heading tape wheel 241, 242 hold between position and compress from top to bottom endless track 2, make like this endless track 2 form in top one circular-arc to meet the transmission cornerite requirement of drive wheel 4 external tooths.The both sides of sole 1 arrange respectively two legs 3 to support two heading tape wheels 24 of left and right endless track structure, regulate the height of leg 3, can realize the height adjustment of left and right endless track structure.One speed-change gear box 6 is arranged between left and right endless track structure, and the output shaft of this speed-change gear box 6 connects respectively the drive wheel 4 of left and right endless track structure, to drive the endless track of left and right endless track structure.
As shown in Fig. 1 and Fig. 8-Figure 11, in the utility model speed-change gear box 6, be provided with an input shaft 61, a backward axle 70 and left and right output shaft 62,63.On this left output shaft 62, be fixed with left output gear 64, on right output shaft 63, be fixed with right output gear 65.The two ends of this input shaft 61 are fixed with respectively left and right driving device 66,67, and centre is fixed with interface arrangment 76, and slide and be provided with left input cliding gear 68 and right input cliding gear 69 on this input shaft 61.Left and right backward gear 71,72 is set on this backward axle 70, this left and right backward gear 71,72 respectively with left and right output shaft 62,63 on left and right output gear 64,65 engagement.Between this left and right input cliding gear 68,69, spring 73 is set, and left input cliding gear 68 is connected with the left driving lever 74 that is positioned at speed-change gear box 6, right input cliding gear 69 is connected with the right driving lever 75 that is positioned at speed-change gear box 6, under left and right driving lever 74,75 and spring 73 controls, left and right input cliding gear 68,69 can slide into a normal traveling-position, a backward position or a trim locations on input shaft 61.
Under normal motoring condition, left, right input cliding gear 68, 69 are positioned at the normal traveling-position on input shaft 61, now, activity clamping between Left Drive device 66 and left input cliding gear 68, activity clamping between right driving device 67 and right input cliding gear 69, left input cliding gear 68 meshes with the left output gear 64 on left output shaft 62, right input cliding gear 69 meshes with the right output gear 65 on right output shaft 63, thereby drive left, right output shaft 62, 63, the outer end of this left output shaft 62 connects the drive wheel 4 of left endless track 2, the outer end of this right output shaft 63 connects the drive wheel 4 of right endless track 2.
When agricultural machinery needs 90
.pivot stud or 180
.during spot turn, supposing need to be when the left side turns to or turn around, left input cliding gear 68 arrives backward position in the control lower slider of left driving lever 74, now, left input cliding gear 68 combines with the interface arrangment 76 on input shaft 61, left input cliding gear 68 is meshed with left output gear 64 through left backward gear 71 simultaneously, right input cliding gear 69 keeps normal motoring condition, keep the coupled condition with right driving device 67 and right output gear 65, so just make the left output gear 64 on left output shaft 62 be reversing state, right output gear 65 on right output shaft 63 is forward state, thereby make a left side, right endless track structure is opposite sense and rotates, realize left side 90
.pivot stud or 180
.spot turn.Otherwise, when agricultural machinery need to be from right side 90
.pivot stud or 180
.during spot turn, right input cliding gear 69 arrives backward position in the control lower slider of right driving lever 75, now, right input cliding gear 69 combines with the interface arrangment 76 on input shaft 61, this right input cliding gear 69 is meshed with right output gear 65 through right backward gear 72 simultaneously, left input cliding gear 68 keeps normal motoring condition, keep the coupled condition with Left Drive device 66 and left output gear 64, so just make the right output gear 65 on right output shaft 63 be reversing state, left output gear 64 on left output shaft 62 is forward state, thereby make a left side, right endless track structure is opposite sense and rotates, realize right side 90
.pivot stud or 180
.spot turn.
When agricultural machinery 90
.pivot stud or 180
.during spot turn, the spring 73 between left and right input cliding gear 68,69 is compressed, when 90
.pivot stud or 180
.when spot turn completes, spring 73 is inputted cliding gear 68, the 69 normal traveling-position that rebounds by left or right, left or right input cliding gear 68,69 get back to left or right output shaft 62,63 on the direct engage position of left or right output gear 64,65, get back to normal motoring condition, realize the equidirectional motion of left and right endless track structure.
When agricultural machinery working departs from direct of travel, when departing to the left, utilize left driving lever 74 that left input cliding gear 68 is pushed to trim locations, in this position, left input cliding gear depart from Left Drive device 66 and not with interface arrangment 76 combinations, thereby can not be by Left Drive device 66 and interface arrangment 76 input powers, thereby the endless track in left side is remained static, right side endless track continues running forward, utilize the centripetal force of agricultural machinery self to make agricultural machinery get back to correct travel direction, just can realize agricultural machinery direct of travel left avertence from time fine setting correction.When agricultural machinery departs to the right, utilize right driving lever 75 that right input cliding gear 69 is pushed to trim locations, in this position, right input cliding gear 69 depart from right drivings device 67 and not with interface arrangment 76 combinations, thereby can not be by right driving device 67 and interface arrangment 76 input powers, thereby the endless track on right side is remained static, left side endless track continues running forward, utilize the centripetal force of agricultural machinery self to make agricultural machinery get back to correct travel direction, just can realize agricultural machinery direct of travel right avertence from time fine setting correction.
As shown in Figure 4, the external tooth of the drive wheel 4 of left and right endless track 2 is the tangent profiles of tooth that form of circular arc that are R by a plurality of radiuses.
As shown in Figure 5, the external circumferential of endless track 2 is covered with rubber contrate 25, and the external circumferential of endless track 2 is provided with and the vertically disposed V-type rubber tape 26 of rubber contrate 25.
As shown in Figure 6, the external tooth of the drive wheel 4 of endless track 2 be provided with endless track 2 on the V-type pulley groove 27 that matches of V-type rubber tape.
As shown in Figure 7, the external tooth both sides of the drive wheel 4 of endless track 2 be provided with endless track 2 on V-type rubber tape match stretch out wheel rim 28.
As shown in Fig. 9-Figure 10, the outer end of left and right output shaft 62,63 is provided with the location connecting flange 29 for being combined with road wheel, easily crawler travel type of the present utility model is switched to running on wheels type.
Claims (8)
1. the caterpillar chassis for agricultural machinery, it comprises a sole, one side of this sole connects left endless track structure, opposite side connects right endless track structure, this left side, right endless track symmetrical configuration arranges, and this left side, right endless track structure comprises respectively an endless track, it is characterized in that, in described endless track, be provided with by front belt wheel, rear belt wheel, the driven wheels that tail band wheel and heading tape wheel form, heading tape wheel wherein comprises sinciput belt wheel and rear heading tape wheel, and front, rear heading tape wheel is positioned at endless track inside top and upwards holds endless track, one drive wheel is engaged in endless track outside top, and before this drive wheel is positioned at, rear heading tape wheel holds between position and compresses from top to bottom endless track, endless track is formed one circular-arc to meet the transmission cornerite requirement of drive wheel external tooth in top, the both sides of described sole arrange respectively two legs to support two heading tape wheels of left and right endless track structure, regulate the height of leg, can realize the terrain clearance adjustment of sole, one speed-change gear box is arranged between left and right endless track structure, and the output shaft of this speed-change gear box connects respectively the drive wheel of left and right endless track structure, to drive the endless track of left and right endless track structure.
2. the caterpillar chassis for agricultural machinery according to claim 1, it is characterized in that, in this speed-change gear box, be provided with an input shaft, a backward axle and described output shaft, this output shaft comprises left and right output shaft, is fixed with left and right output gear on left and right output shaft; The two ends of this input shaft are fixed with left and right driving device, and middle part is fixed with interface arrangment, and this input shaft is provided with left input cliding gear and right input cliding gear; Left and right backward gear is set on this backward axle, this left and right backward gear respectively with left and right output shaft on the engagement of left and right output gear; Between this left and right input cliding gear, spring is set, and left input cliding gear connects left driving lever, right input cliding gear connects right driving lever, under the co-controlling of left and right driving lever and spring, left and right input cliding gear can slide into a normal traveling-position, a backward position or a trim locations on input shaft; During normal motoring condition, left and right input cliding gear is positioned at the normal traveling-position on input shaft, now activity clamping between Left Drive device and left input cliding gear, activity clamping between right driving device and right input cliding gear, thus this left and right input cliding gear respectively with left and right output shaft on the engagement of left and right output gear drive left and right output shaft; When agricultural machinery needs 90
.pivot stud or 180
.during spot turn, at driving lever, control lower slider and combine with the interface arrangment on input shaft to backward position for one in left and right input cliding gear, this input cliding gear is meshed with the output gear of corresponding side through the backward gear of corresponding side simultaneously, the input cliding gear not being struck keeps normal motoring condition, make the left and right output gear on left and right output shaft be opposite sense rotation, thereby making left and right endless track structure be opposite sense rotates, and the spring between left and right input cliding gear is compressed, when 90
.pivot stud or 180
.when spot turn completes, spring, by the left or right input cliding gear the being struck normal traveling-position that rebounds, makes left or right input cliding gear get back to normal motoring condition, realizes the equidirectional motion of left and right endless track structure.
3. the caterpillar chassis for agricultural machinery according to claim 2, it is characterized in that, when agricultural machinery working departs from direct of travel, the driving lever that utilization departs from side pushes trim locations by the input cliding gear that departs from side, now departing from side input cliding gear departs from and being connected of corresponding driving device, and be not combined with interface arrangment and input power not, opposite side input cliding gear keeps normal motoring condition, thereby the endless track that departs from side is remained static, opposite side endless track remains in operation, and realizes the fine setting correction of agricultural machinery direct of travel.
4. the caterpillar chassis for agricultural machinery according to claim 1, is characterized in that, the drive wheel external tooth of described left and right endless track structure is by the tangent profile of tooth forming of many circular arcs.
5. the caterpillar chassis for agricultural machinery according to claim 1, is characterized in that, described endless track external circumferential is covered with rubber contrate, and the external circumferential of endless track is also provided with and the vertically disposed V-type rubber tape of rubber contrate.
6. the caterpillar chassis for agricultural machinery according to claim 5, is characterized in that, the drive wheel external tooth of described left and right endless track structure be provided with endless track on the V-type pulley groove that matches of V-type rubber tape.
7. the caterpillar chassis for agricultural machinery according to claim 1, is characterized in that, the drive wheel external tooth both sides of described left and right endless track structure be provided with endless track on V-type rubber tape match stretch out wheel rim.
8. the caterpillar chassis for agricultural machinery according to claim 2, is characterized in that, the outer end of described left and right output shaft is provided with the location connecting flange of being convenient to switch to running on wheels state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420281318.7U CN203888909U (en) | 2014-05-29 | 2014-05-29 | Crawler-type chassis for agricultural machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420281318.7U CN203888909U (en) | 2014-05-29 | 2014-05-29 | Crawler-type chassis for agricultural machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203888909U true CN203888909U (en) | 2014-10-22 |
Family
ID=51715346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420281318.7U Withdrawn - After Issue CN203888909U (en) | 2014-05-29 | 2014-05-29 | Crawler-type chassis for agricultural machine |
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| Country | Link |
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| CN (1) | CN203888909U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104326020A (en) * | 2014-10-29 | 2015-02-04 | 陈全强 | Steering assembly for individual tank |
| CN105292284A (en) * | 2014-05-29 | 2016-02-03 | 贺炳松 | Crawler-type chassis for agricultural machine |
| CN107380277A (en) * | 2017-06-30 | 2017-11-24 | 江苏大学 | A kind of machines working in paddy field crawler type auxiliary walking device |
| CN108602540A (en) * | 2015-12-01 | 2018-09-28 | 贝尔科股份公司 | The drive sprocket of rubber strip for caterpillar |
-
2014
- 2014-05-29 CN CN201420281318.7U patent/CN203888909U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105292284A (en) * | 2014-05-29 | 2016-02-03 | 贺炳松 | Crawler-type chassis for agricultural machine |
| CN104326020A (en) * | 2014-10-29 | 2015-02-04 | 陈全强 | Steering assembly for individual tank |
| CN108602540A (en) * | 2015-12-01 | 2018-09-28 | 贝尔科股份公司 | The drive sprocket of rubber strip for caterpillar |
| CN107380277A (en) * | 2017-06-30 | 2017-11-24 | 江苏大学 | A kind of machines working in paddy field crawler type auxiliary walking device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141022 Effective date of abandoning: 20170707 |