CN103797962B - A kind of transmission mechanism of combine - Google Patents
A kind of transmission mechanism of combine Download PDFInfo
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- CN103797962B CN103797962B CN201410034502.6A CN201410034502A CN103797962B CN 103797962 B CN103797962 B CN 103797962B CN 201410034502 A CN201410034502 A CN 201410034502A CN 103797962 B CN103797962 B CN 103797962B
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Abstract
The present invention relates to combining machine technology, particularly a kind of transmission mechanism of combine.The present invention is achieved by the following technical programs: a kind of transmission mechanism of combine, comprise engine, driving shaft, described driving shaft rotate forward power by be in transmission connection in described engine driving-belt inwall and and realize between respective pulley rubbing, and its rotate backward power by be in transmission connection in described engine driving-belt outer wall and and realize between respective pulley rubbing.Structure of the present invention is simple, easily implements, effectively can solve the blockage problem of delivery chute.
Description
Technical field
The present invention relates to combining machine technology, particularly a kind of transmission mechanism of combine.
Background technology
The delivery chute easy blockage phenomenon in the course of the work of combine, for ease of solving this clogging, improvement made by the transmission mechanism of prior art to delivery chute, if publication number is a kind of combine disclosed in the application for a patent for invention of CN101263761A, the body front side of advancing of sheller unit is provided with transmission case, this transmission case is equipped with the threshing cylinder output shaft of case power shaft and the body fore-and-aft direction of advancing be passed from the driving force of engine, via bevel gear mechanism and case power shaft, this threshing cylinder output shaft links that the driving force of case power shaft is passed to threshing cylinder, harvesting output shaft to be linked via bevel gear mechanism and case power shaft by the mode driven to the direction of rotation contrary with the direction of rotation of case power shaft, and is equipped in transmission case, and is provided with rotating forward clutch and reversing clutch, but this kind of structure is still more complicated, also higher to the requirement of transmission case.
Summary of the invention
The object of this invention is to provide a kind of transmission mechanism of combine, structure is simple, easily implements, effectively can solve the blockage problem of delivery chute.
Above-mentioned technical purpose of the present invention is achieved by the following technical programs: a kind of transmission mechanism of combine, comprise engine, driving shaft, described driving shaft rotate forward power by be in transmission connection in described engine driving-belt inwall and and realize between respective pulley rubbing, and its rotate backward power by be in transmission connection in described engine driving-belt outer wall and and realize between respective pulley rubbing.
When driving shaft is carrier chain driving shaft, conveying connects the rotational power of driving shaft and is in transmission connection in the turning cylinder of engine from one, and this turning cylinder can be case power shaft as stated in the Background Art, also i.e. threshing power shaft hereinafter described; The setting of technique scheme, make without the need to connecting the reversion of driving shaft for realizing conveying and arrange separately a rotating shaft contrary with threshing power shaft rotation direction, more without the need to arranging the drive disk assemblies such as corresponding angular wheel again to realize the interlock of this rotating shaft and threshing power shaft again; Thus make the power driving conveying driving shaft to rotate forward also can realize the reversion of the company's of conveying driving shaft; Thus, structure is more simple, easy to implement.
As preferably of the present invention, this kind of transmission mechanism also comprises the forward belt wheel that diametrically can be fixedly connected on described driving shaft and rotate forward for driving described driving shaft, the tensioning of corresponding driving-belt inwall can be made or get loose in the strainer of described forward belt wheel, diametrically be fixedly connected on the friction disk clutch of described driving shaft, diametrically be fixedly connected on described friction disk clutch and can be tensioned to when corresponding driving-belt outer wall is conflicted mutually with the friction plate in described friction disk clutch and shim and can drive the counter-rotational reverse belt wheel of described driving shaft.
As preferably of the present invention, be same belt wheel for realizing the belt wheel of described driving shaft forward or reverse, be namely diametrically fixedly connected on the main pulley of described driving shaft; This kind of transmission mechanism comprises for realizing forward driving-belt that described driving shaft rotates forward, for realizing described driving shaft counter-rotational reverse drive band, for making the inwall tensioning of forward driving-belt or getting loose in a strainer of described main pulley, for making the outer wall tensioning of reverse drive band or getting loose in another strainer of described main pulley.
As preferably of the present invention, this kind of transmission mechanism also comprise can diametrically be fixedly connected on described driving shaft for drive described driving shaft and rotate forward forward belt wheel, the tensioning of corresponding driving-belt inwall can be made or get loose in described forward belt wheel strainer, diametrically can be fixedly connected on described driving shaft for driving the counter-rotational reverse belt wheel of described driving shaft, the tensioning of corresponding driving-belt outer wall can being made or get loose in another strainer of described reverse belt wheel.
As preferably of the present invention, this kind of transmission mechanism is comprised the delivery chute installing described driving shaft, the threshing transmission case being positioned at described delivery chute one end, to be in transmission connection in described engine and to be in transmission connection by corresponding driving-belt in the intermediate propeller shaft of the threshing power shaft of described threshing transmission case by corresponding driving-belt; And described forward belt wheel is in transmission connection by corresponding driving-belt to described threshing power shaft, and this driving-belt realizes tensioning by described strainer or gets loose; Described intermediate propeller shaft is diametrically fixedly connected with middle output pulley; The side of described threshing transmission case is rotatably connected to reverse transition belt wheel; Tensioning can have a driving-belt between described reverse belt wheel, middle output pulley, reverse transition belt wheel, and the outer wall of this driving-belt can be tensioned to described reverse belt wheel.
As preferably of the present invention, this kind of transmission mechanism comprise described driving shaft is installed delivery chute, be positioned at described delivery chute one end and there is the threshing transmission case of the threshing power shaft be connected with described driving engine; Described forward belt wheel is in transmission connection by corresponding driving-belt to described threshing power shaft, and this driving-belt realizes tensioning by described strainer or gets loose; The side of described delivery chute is rotatably connected to reverse transition belt wheel; Threshing power shaft is diametrically fixedly connected with middle output pulley; Tensioning can have a driving-belt between described reverse belt wheel, middle output pulley, reverse transition belt wheel, and the outer wall of this driving-belt can be tensioned to described reverse belt wheel.
As preferably of the present invention, this kind of transmission mechanism comprise described driving shaft is installed delivery chute, be positioned at described delivery chute one end and there is the threshing transmission case of the threshing power shaft be connected with described driving engine; Be in transmission connection by described forward driving-belt between described threshing power shaft and described main pulley; Described threshing power shaft is diametrically fixedly connected with middle output pulley; The side of described delivery chute is rotatably connected to reverse transition belt wheel; Described reverse drive band is installed between described reverse transition belt wheel and described middle output pulley, and can make the outer wall tensioning of this reverse drive band by corresponding strainer or get loose in described main pulley.
As preferably of the present invention, in a non-operative state, when namely rotating backward without the need to described driving shaft, radial direction deviates from described driving shaft to described reverse belt wheel.
As preferably of the present invention, described reverse belt wheel in a non-operative state, when namely rotating backward without the need to described driving shaft, axially deviates from described driving shaft.
Another object of the present invention is to provide a kind of combine, comprise the transmission mechanism of the combine described in above-mentioned any one technical scheme.
In sum, the present invention has following beneficial effect: structure of the present invention is simple, easy to implement; When threshing power shaft is carrier chain driving shaft Direct driver power source, the present invention is without the need to changing drive mechanism in threshing transmission case or extra turning to contrary drive disk assembly with carrier chain driving shaft without the need to adding, the power realizing driving carrier chain driving shaft to rotate forward also can realize the reversion of carrier chain driving shaft, to solve delivery chute clogging.
Accompanying drawing explanation
Fig. 1 is embodiment 1 transmission principle schematic diagram;
Fig. 2 is view when shim separates with friction plate in friction disk clutch in embodiment 1;
Fig. 3 is A portion enlarged drawing in Fig. 2;
Fig. 4 is view when shim and friction plate are conflicted in friction disk clutch in embodiment 1;
Fig. 5 is B portion enlarged drawing in Fig. 4;
Fig. 6 is the view of the driving-belt in embodiment 2 between reverse belt wheel, the second strainer, middle output pulley, reverse transition belt wheel when getting loose;
View when Fig. 7 is the driving-belt tensioning in embodiment 2 between reverse belt wheel, the second strainer, middle output pulley, reverse transition belt wheel;
Fig. 8 is embodiment 3 transmission principle schematic diagram;
Fig. 9 is embodiment 4 transmission principle schematic diagram.
In figure, 1, engine, 11, intermediate propeller shaft, 12, middle output pulley, 13, operative clutch, 2, carrier chain driving shaft, 21, forward belt wheel, 23, friction disk clutch, 231, friction plate, 232, shim, 233, shift fork, 24, reverse belt wheel, 31, main pulley, 32, forward driving-belt, 33, reverse drive band, 4, delivery chute, 5, threshing transmission case, 51, threshing power shaft, 52, reverse transition belt wheel, 53, first bevel gear, 54, second bevel gear, 6, threshing cylinder, 61, threshing output shaft, 71, first strainer, 72, second strainer.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
This specific embodiment is only explanation of the invention; it is not limitation of the present invention; those skilled in the art can make to the present embodiment the amendment not having creative contribution as required after reading this specification, as long as but be all subject to the protection of Patent Law in right of the present invention.
Combine is included in along the delivery chute 4 that the throughput direction of material sets gradually, threshing transmission case 5, threshing cylinder 6; The carrier chain driving shaft 2 for driving the ceding of Taiwan and carrier chain work is provided with in delivery chute 4; When delivery chute 4 blocks, the mode by reversion carrier chain driving shaft 2 solves; The threshing output shaft 61 being provided with threshing power shaft 51 and driving threshing cylinder 6 to rotate in threshing transmission case 5, generally, threshing power shaft 51 axis is axially mutually vertical with threshing output shaft 61, therefore, in threshing transmission case 5, be also provided with radial the first bevel gear 53 and the second bevel gear 54 being fixedly connected on threshing power shaft 51 and threshing output shaft 61 respectively; Threshing power shaft 51 is as the power source of threshing output shaft 61, and its power comes from engine 1; The direct driving force source of carrier chain driving shaft 2 can come from threshing power shaft 51 or other is in transmission connection in the power transmission shaft of engine 1; The direct driving force source of the carrier chain driving shaft 2 of following examples is all considered as coming from threshing power shaft 51.
Embodiment 1: as Figure 1-5, a kind of transmission mechanism of combine carrier chain driving shaft, engine 1 is connected with an intermediate propeller shaft 11 by driving-belt, and is provided with an operative clutch 13 making this driving-belt tensioning or get loose; Intermediate propeller shaft 11 passes across delivery chute 4, and intermediate propeller shaft 11 is in transmission connection in threshing power shaft 51 by another driving-belt; Carrier chain driving shaft 2 one end radial direction is fixedly connected with the forward belt wheel 21 for driving carrier chain driving shaft 2 to rotate forward; To be in transmission connection forward belt wheel 21 by another driving-belt at threshing power shaft 51, and to be also provided with the first strainer 71, for making this driving-belt tensioning or getting loose, the first strainer 71 is can the regulating wheel of artificial radial deflection.
The other end of carrier chain driving shaft 2 is provided with friction disk clutch 23, and friction disk clutch 23 comprises friction plate 231, shim 232 and can promote shim 232 to contact at the shift fork 233 of friction plate 231; Friction plate 231 radial direction is fixedly connected with for driving the counter-rotational reverse belt wheel 24 of carrier chain driving shaft 2; Shim 232 spline joint in carrier chain driving shaft 2, thus is diametrically fixed both realizing and can produce axial relative displacement due to the effect of shift fork 233.
On intermediate propeller shaft 11, radial direction is fixedly connected with middle output pulley 12, and the corresponding side of threshing transmission case 5 is rotatably connected to reverse transition belt wheel 52; Be provided with a driving-belt between middle output pulley 12 and reverse transition belt wheel 52, and the outer wall of this driving-belt is tensioned to reverse belt wheel 24.
When needing carrier chain driving shaft 2 to rotate forward, the first strainer 71 makes corresponding driving-belt be tensioned between threshing power shaft 51 and forward belt wheel 21, thus makes threshing power shaft 51 drive carrier chain driving shaft 2 to rotate forward; Now, have space between the friction plate 231 of friction disk clutch 23, shim 232, reverse belt wheel 24 is with movable friction plate 231 to rotate backward; Carrier chain driving shaft 2 drives shim 232 to rotate forward.
Block at delivery chute 4, when needing carrier chain driving shaft 2 to rotate backward, first by the first strainer 71, corresponding driving-belt is got loose, even if forward belt wheel 21 loses the power from threshing power shaft 51; Stir shift fork 233 again and promote shim 232, thus shim 232 closely contacts at friction plate 231, and then make carrier chain driving shaft 2 act on by reverse belt wheel 24 and rotate backward; For increasing the frictional force between shim 232 and friction plate 231, also and/or friction plate 231 can be arranged the internal tooth matched on shim 232.
Embodiment 2: be with the difference of embodiment 1, as shown in fig. 6-7, does not arrange friction disk clutch between reverse belt wheel 24 and carrier chain driving shaft 2, and reverse belt wheel 24 radial direction is fixedly connected on carrier chain driving shaft 2; Separately be provided with the second strainer 72, for realizing the driving-belt tensioning that is arranged between middle output pulley 12 and reverse transition belt wheel 52 or getting loose, when this driving-belt tensioning, the outer wall of this driving-belt is tensioned to reverse belt wheel 24; Second strainer 72 is can the regulating wheel of artificial radial deflection.
Embodiment 3: be with the difference of embodiment 2, as shown in Figure 8, middle output pulley 12 radial direction is fixedly connected on threshing power shaft 51, and reverse transition belt wheel 52 is rotationally connected with output magazine 4 sidewall.
Now the power that rotates backward of carrier chain driving shaft 2 directly comes from threshing power shaft 51, thus also can cancel the setting of intermediate propeller shaft 11, makes directly to be in transmission connection by corresponding driving-belt between threshing power shaft 51 to engine 1.
Embodiment 4: be with the difference of embodiment 2, as shown in Figure 9, reverse belt wheel 24 and forward belt wheel 21 are positioned at the same side of carrier chain driving shaft 2, and middle output pulley 12 radial direction is fixedly connected on threshing power shaft 51, and reverse transition belt wheel 52 is rotationally connected with output magazine 4 sidewall; Now forward belt wheel 21 and reverse belt wheel 24 can be considered same belt wheel, are main pulley 31; Be in transmission connection by forward driving-belt 32 between threshing power shaft 51 and main pulley 31, and this forward driving-belt 32 is realized tensioning by the first strainer 71 or is got loose; Be provided with reverse drive band 33 between middle output pulley 12 and reverse transition belt wheel 52, and this reverse drive band 33 is realized tensioning or got loose by the second strainer 72, when 33 tensioning of reverse drive band, the outer wall of this reverse drive band 33 is tensioned to main pulley 31.
When needing carrier chain driving shaft 2 to rotate forward, the first strainer 71 makes forward driving-belt 32 be tensioned between threshing power shaft 51 and main pulley 31, thus makes threshing power shaft 51 drive carrier chain driving shaft 2 to rotate forward; Now, reverse drive band 33 gets loose; Middle output pulley 12 rotates with threshing power shaft 51.
Block at delivery chute 4, when needing carrier chain driving shaft 2 to rotate backward, first by the first strainer 71, forward driving-belt 32 is got loose, make main pulley 32 lose power from forward driving-belt 32; Make reverse drive band 33 tensioning by the second strainer 72 again, and then make middle output pulley 12 drive main pulley 31 to rotate backward, namely drive carrier chain driving shaft 2 to rotate backward.
Embodiment 5: be with the difference of embodiment 2 or 3, in a non-operative state, when namely rotating backward without the need to carrier chain driving shaft 2, reverse belt wheel 24 axially deviates from carrier chain driving shaft 2 to reverse belt wheel 24.
When needs carrier chain driving shaft 2 rotates backward, make the axially-movable of reverse belt wheel 24, thus radial direction is fixed on carrier chain driving shaft 2, the tooth bar matched can be set at carrier chain driving shaft 2 outer wall, oppositely belt wheel 24 inwall, thus when making reverse belt wheel 24 be socketed on carrier chain driving shaft 2, the radial direction of both realizations is fixed; Then by the effect of the second strainer 72, reverse belt wheel 24 is driven.
Embodiment 6: be with the difference of embodiment 2 or 3, in a non-operative state, when namely rotating backward without the need to carrier chain driving shaft 2, reverse belt wheel 24 radial direction deviates from carrier chain driving shaft 2 to reverse belt wheel 24.
When needs carrier chain driving shaft 2 rotates backward, make the radial motion of reverse belt wheel 24, thus radial direction is fixed on carrier chain driving shaft 2, running-on can be set on carrier chain driving shaft 2, reverse belt wheel 24 arranges the inserted sheet matched with running-on; After inserted sheet and running-on are socketed, realize reverse belt wheel 24 and fix with the radial direction of carrier chain driving shaft 2, then by the effect of the second strainer 72, reverse belt wheel 24 is driven.
For embodiment 5 and embodiment 6, particularly embodiment 6, artificial adjustment is further needed when being not precluded within operation, or other mechanism is set, such as strengthen the structure of reverse belt wheel 24 and the concentricity of carrier chain driving shaft 2 when rotating backward, or realize reverse belt wheel 24 and carrier chain driving shaft 2 radial fixing structure better.
Embodiment 7: a kind of combine, comprises embodiment 1-6 any one.
Claims (4)
1. the transmission mechanism of a combine, it is characterized in that, comprise engine (1), driving shaft (2), described driving shaft (2) rotate forward power by be in transmission connection in described engine (1) driving-belt inwall and and realize between respective pulley rubbing, and its rotate backward power by be in transmission connection in described engine (1) driving-belt outer wall and and realize between respective pulley rubbing;
This transmission mechanism also comprises the forward belt wheel (21) that diametrically can be fixedly connected on described driving shaft (2) and rotate forward for driving described driving shaft (2), the tensioning of corresponding driving-belt inwall can be made or get loose in the strainer of described forward belt wheel (21), diametrically be fixedly connected on the friction disk clutch (23) of described driving shaft (2), diametrically be fixedly connected on described friction disk clutch (23) and can be tensioned to when corresponding driving-belt outer wall is conflicted mutually with the friction plate (231) in described friction disk clutch (23) and shim (232) and the counter-rotational reverse belt wheel (24) of described driving shaft (2) can be driven.
2. the transmission mechanism of a kind of combine according to claim 1, it is characterized in that, this transmission mechanism is comprised the delivery chute (4) installing described driving shaft (2), the threshing transmission case (5) being positioned at described delivery chute (4) one end, to be in transmission connection in described engine (1) and to be in transmission connection by corresponding driving-belt in the intermediate propeller shaft (11) of the threshing power shaft (51) of described threshing transmission case (5) by corresponding driving-belt; And described forward belt wheel (21) is in transmission connection by corresponding driving-belt to described threshing power shaft (51), and this driving-belt realizes tensioning by described strainer or gets loose; Described intermediate propeller shaft (11) is diametrically fixedly connected with middle output pulley (12); The side of described threshing transmission case (5) is rotatably connected to reverse transition belt wheel (52); Tensioning can have a driving-belt between described reverse belt wheel (24), middle output pulley (12), reverse transition belt wheel (52), and the outer wall of this driving-belt can be tensioned to described reverse belt wheel (24).
3. the transmission mechanism of a kind of combine according to claim 1, it is characterized in that, this transmission mechanism comprise described driving shaft (2) is installed delivery chute (4), be positioned at described delivery chute (4) one end and there is the threshing transmission case (5) of the threshing power shaft (51) be in transmission connection with described engine (1); Described forward belt wheel (21) is in transmission connection by corresponding driving-belt to described threshing power shaft (51), and this driving-belt realizes tensioning by described strainer or gets loose; The side of described delivery chute (4) is rotatably connected to reverse transition belt wheel (52); Threshing power shaft (51) is diametrically fixedly connected with middle output pulley (12); Tensioning can have a driving-belt between described reverse belt wheel (24), middle output pulley (12), reverse transition belt wheel (52), and the outer wall of this driving-belt can be tensioned to described reverse belt wheel (24).
4. a combine, is characterized in that, comprises the transmission mechanism of the combine as described in claim 1-3 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410034502.6A CN103797962B (en) | 2014-01-24 | 2014-01-24 | A kind of transmission mechanism of combine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410034502.6A CN103797962B (en) | 2014-01-24 | 2014-01-24 | A kind of transmission mechanism of combine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103797962A CN103797962A (en) | 2014-05-21 |
| CN103797962B true CN103797962B (en) | 2016-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410034502.6A Active CN103797962B (en) | 2014-01-24 | 2014-01-24 | A kind of transmission mechanism of combine |
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| CN (1) | CN103797962B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106385942B (en) * | 2015-04-15 | 2019-01-18 | 东风井关农业机械有限公司 | Combine harvester |
| CN107896623A (en) * | 2017-11-29 | 2018-04-13 | 江苏大学 | A kind of floating type anti-blocking plug energy-saving low-noise intermediate conveying device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2412122Y (en) * | 1999-12-22 | 2000-12-27 | 萧山市江南通用机械厂 | Mechanical driving clutch |
| CN2807745Y (en) * | 2005-06-20 | 2006-08-23 | 郝俊峰 | Farming tricycle mounted combine |
| CN102714983B (en) * | 2012-06-04 | 2014-08-20 | 安徽农业大学 | Anti-blockage device of full-feed combined harvester |
| CN203040121U (en) * | 2012-12-18 | 2013-07-10 | 重庆华世丹机械制造有限公司 | Novel rear-mounted rotary cultivator |
| CN203723063U (en) * | 2014-01-24 | 2014-07-23 | 星光农机股份有限公司 | Transmission mechanism of combine harvester |
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Denomination of invention: Transmission mechanism of combine Effective date of registration: 20221016 Granted publication date: 20160406 Pledgee: Nanxun Zhejiang rural commercial bank Limited by Share Ltd. and Fu sub branch Pledgor: XINGGUANG AGRICULTURAL MACHINERY Co.,Ltd. Registration number: Y2022330002596 |