CN1092921C - Combine - Google Patents

Abstract

A swing sorting disc 39, conveyers 48 and 51, and an air wing 45 are arranged in a sorting chamber, wherein the swing sorting disc is used for leading grains to fall to the lower part, and delivering straw chips from the back; the conveyers are used for conveying grains; the air wing is used for supplying sorting air. The sorting chamber 38 is arranged below the threshing cylinder. In addition, a sorting driving shaft 63 which is used for transferring the power of an engine to each part of the sorting chamber 38 is arranged, so that the threshing cylinder and the sorting driving shaft 63 are connected through a threshing driving belt 76. Therefore, the driving structure of the threshing cylinder 5 is simplified, and the manufacturing cost is reduced.

Description

Combine

The present invention relates on the field combine that rice that the one side harvesting planted or wheat simultaneously carry out threshing and collect grain.

Past, when giving the threshing cylinder of threshing portion the transmission of power of engine, the threshing cylinder driving box is installed on the cylinder shaft of rotatably mounted threshing cylinder, and the threshing cylinder driving box is stretched out from threshing portion side, the power of engine input threshing cylinder driving box, thereby the manufacturing expenses of threshing cylinder driving box uprise, and have the problem that is difficult for reducing manufacturing cost.In addition, when the swing separator plate is set below threshing cylinder, supply with sorting wind upward from air vane from the separating sieve below of swing separator plate bottom surface, thereby, can not supply with the sorting wind of air vane fully for the lined front portion of leaking down of swing above the separator plate, the straw bits are fallen on the separating sieve morely, easily reduce the sharpness of separation of separating sieve, therefore, when outputing to outside the machine, contain a large amount of straw bits in the grain to the grain that falls from separating sieve.In addition, the anterior grain of threshing cylinder from the paddy stalk substantially by threshing, on the slide plate of the swing separator plate below falling, but, the grain of slide plate be sent to leaking down of rear lined above after, above the separating sieve below falling, thereby, grain rearward moves under the state of sneaking into the straw bits, the problem that has the collection efficiency that is difficult for raising grain and be difficult for simplifying straw bits output mechanism.

Yet, what the reaping part in the body front side was provided with that harvesting do not gather in the paddy bar holds up standing grain portion, cut off the cutter of the strain root that does not gather in the paddy bar, with the paddy bar of accumbency posture supporting harvesting and with the conveying mechanism of it conveying, simultaneously, threshing portion at the body rear side is provided with the threshing cylinder that makes from the paddy bar threshing of above-mentioned reaping part supply, in this combine, structure of the present invention is: in separation chamber, be provided with make grain fall below and swing separator plate that the straw bits are sent from the rear, the conveyer that grain is transported out, and the air vane of supplying with sorting wind, this separation chamber is set below above-mentioned threshing cylinder, simultaneously, the sorting driving shaft that the transmission of power of engine is arrived each one of above-mentioned separation chamber is set, above-mentioned threshing cylinder is connected through the threshing rotating band with this sorting driving shaft.Utilization drives threshing cylinder to the sorting driving shaft of separation chamber through rotating band the transmission of power of engine, so have necessity that the threshing cylinder driving box transmits engine power is not set especially, can reaches and simplify the effect that threshing cylinder drives structure and reduces manufacturing cost.

In addition; structure of the present invention is: on the swing separator plate, be provided with the notch board be provided in side below the threshing cylinder below grain board and to be provided in leaking down of this grain board rear side lined, form from the rear portion of above-mentioned grain board and leak down to carry the secondary sorting wind path of the sorting wind of air vane between the lined front portion to lined upper surface direction.Owing to the lined front portion of leaking down is supplied with fully the sorting wind of air vane from secondary sorting wind path, so that straw bits amount from the grain that the lined front portion of leaking down falls reduce, and can separate, collect grain expeditiously than straw chip weight by pneumatic separating, eliminate the problem of sneaking into the straw bits in the grain that outputs to the combine outside.

Also have, structure of the present invention is: at the grain board rear portion with leak down to be provided with between the lined front portion and prolong sieve, this prolongations sieve below separating sieve is set, discharge upward from the below of separating sieve from the sorting wind of the main sorting wind path of air vane.Because the material of the paddy on the grain board is fallen above the separating sieve through prolonging sieve; so the grain amount that moves to above lined above grain board is reduced; elimination makes grain be discharged to the problem of combine outside because of the lined top straw bits that move that leak down; omit the light straw that attracts above the lined rear portion and consider to be worth doing, make heavier grain to fall the dust discharge blade of below, reach the effect of simplifying the sorting structure to collect.

Fig. 1 is the side view of combine.

Fig. 2 is its plane.

Fig. 3 is the side view of reaping part.

Fig. 4 is the plane of reaping part.

Fig. 5 is the side view of threshing portion.

Fig. 6 is the side view of threshing cylinder drive division.

Fig. 7 is the front view of above-mentioned drive division.

Fig. 8 is the side view of swing separator plate portion.

Fig. 9 is the enlarged drawing of Fig. 8.

Figure 10 is the side view of the variation example of presentation graphs 8 embodiment.

Figure 11 is the enlarged drawing of Figure 10.

Below, describe embodiments of the invention in detail according to accompanying drawing.

As Fig. 1, Fig. 2, shown in Figure 3, the pair of right and left crawler belt 1,1 that travels is installed on the frame 2 of travelling, chassis 3 is erected on the frame 2 of travelling.Threshing portion 4 is loaded on the above-mentioned chassis 3, threshing cylinder 5 is installed in the threshing portion 4.In addition, bearing bracket stand 6 is arranged at the front side of above-mentioned threshing portion 4, by lifting fulcrum shaft 7 reaping part 8 is installed on the above-mentioned bearing bracket stand 6, utilizes hoist cylinder 9 to make reaping part 8 liftings, simultaneously cutter 10 and paddy stalk conveying mechanism 11 is arranged on the above-mentioned reaping part 8.Moreover, bridge 12 is arranged on the chassis 3 on above-mentioned reaping part 8 right sides, the running operation portion 15 and the operator's seat 16 that will possess right and left side clutch control stick 13,14 grades are provided on the bridge 12, simultaneously engine 17 are arranged on the lower inner part of operator's seat 16.In addition, the right side in above-mentioned threshing portion 4 is arranged on grain case 18 and pack operation post 19 rear side of bridge 12.The operator rides on the operator's seat 16, utilize engine 17 to drive crawler belt 1 and reaping part 8 and the threshing portion 4 of travelling, advance on one side and travel, utilize the paddy stalk on the reaping part 8 harvesting fields on one side, the paddy stalk that gathers in is supplied to threshing portion 4 carry out threshing, carry out continuously grain is fetched and delivered operation in the above-mentioned grain case 18.

Moreover, as shown in Figure 3, Figure 4, be provided with holding up in the standing grain portion 30 of reaping part 8: with 5 straw separating plates 20 that harvested cereal culm is divided into 4 ranks of not receiving on the field ... with each straw separating plate 20 ... between 4 of erecting of paddy stalk hold up standing grain main body 21 ..., take off the strain root side that connects the paddy stalk and 4 pocket-wheels 22 of grain ear side ... with take off tape splicing 23 ...Utilization is held up standing grain portion 30 will not receive harvested cereal culm and is erected, and utilizes above-mentioned cutter 10 that the strain plate is cut off, to gather in operation.In addition, be provided with on the paddy stalk conveying mechanism 11 of reaping part 8: the bottom conveyer 24,25,26,27 that the strain root side of the paddy stalk that gets off is carried is gathered in clamping, carries the top conveyer 28,29 of the grain ear side of the paddy stalk that gathers in.Gather in the paddy stalk that gets off with the attitude support of accumbency and carry, the paddy stalk is supplied to the threshing portion 4 of rear side.Moreover, be not specific inhomogenous field for the line space of not receiving harvested cereal culm, can change above-mentioned number arbitrarily and be 4 parts space, all harvesting enters each straw separating plate 20 ... between the paddy stalk.

Moreover, shown in Fig. 5-9, formation square box shape frame 31 on above-mentioned chassis 3, front portion in frame 31 forms drum chamber 32, in this drum chamber 32, outer peripheral face possessed axis and the travel direction almost parallel that many bow roller gears 33 and rotating in the direction of the clock threshing cylinder 5 are set to threshing cylinder 5.Notch board 34 is set below this threshing cylinder 5, the part of the straw outlet 36 that forms except the space bar 35 that utilizes above-mentioned threshing cylinder 5 rearward end, also opens and establish notch board 34, form row's straw path 37 simultaneously at the rear of above-mentioned drum chamber 32.

In addition, below above-mentioned drum chamber 32, form separation chamber 38, configuration swing separator plate 39.The formation of this swing separator plate 39 comprises: the grain board 40 that is arranged at the summary below of above-mentioned notch board 34; below by above-mentioned dust-exhausting port 37 is lined by 41 in leaking down of whole rear setting; be arranged on the prolongation sieve 42 of terminal part, be arranged on the separating sieve 43 of above-mentioned lined 41 the bottom of leaking down.And, by the revolution of eccentric shaft 44, make this swing separator plate 39 carry out oscillating motion along the axis direction (fore-and-aft direction) of above-mentioned threshing cylinder 5, the straw bits are passed out to the rear, and make grain drop to the below.

In addition, below swing separator plate 39, be provided with: the air vane 45 that blows sorting wind towards separating sieve 43, first chute 46 of the grain that reception is fallen by separating sieve 43, the mixture that receives by leak down lined 41 grain that fall and straw is second chute 47 of secondary thing.The grain that enters in above-mentioned first chute 46 is transported in the above-mentioned grain case 18 by input port, upper end 49 by first conveyer 48 of the spiral plate shape in first chute 46 and the tube 50 of winnowing that is installed in the spiral plate shape conveyer.In addition, the secondary thing that enters in above-mentioned second chute 47 is transported in the leaking down of above-mentioned swing separator plate 39 lined 41 by 51 reduction of second conveyer of the spiral plate shape in second chute 47.

At the left surface of above-mentioned frame 31, be provided with along the axis direction of above-mentioned threshing cylinder 5 and transport threshing conveyer 52 from the paddy stalk of above-mentioned reaping part 8.In addition, on the rear portion of above-mentioned frame 31, setting will be discharged row's straw conveyer 53 that straw continues transported to frame 31 rears by the feeding terminal of above-mentioned threshing conveyer 52, will be discharged to the rear by each conveyer 52,53 by the stalk that reaping part 8 is supplied with the accumbency attitude.Rear side in frame 31 is provided with straw discharge plate 54 simultaneously, and the straw of the accumbency attitude of the row's of being transported to straw conveyer 53 terminals is dropped on the field at frame 31 rears by above-mentioned discharge plate 54.The paddy stalk of being supplied with by reaping part 8 continues to be carried by threshing conveyer 52, the paddy stalk of being carried by conveyer 52 is by the threshing cylinder threshing, to be straw continued to carry by row's original text conveyer from the feeding terminal of conveyer 52 paddy stalk after the threshing, falls on the field from discharge plate 54 after moving on to the rear.

In addition, below being dropped to by notch board 34 by the grain under the threshing in above-mentioned drum chamber 32, grain board 40 and separating sieve 43 by swing separator plate 39 enter in first chute 46.Then, the grain in first chute 46 drops in the grain case 18 via above-mentioned conveyer 48, drop in two bags of paddy bags of below by being formed at case 18 two following outlets, and in each bag of packing into.Many empty paddy bags are suspended on the support bar, when filling grain in the bag on being installed in case 18 outlets, next bag are installed in the enterprising luggage bag operation of outlet of case 18.This operation is undertaken by the operator who is sitting on the operation post 19.On the other hand, the threshing object that straw bits that do not fallen by above-mentioned notch board 34 etc. are big by straw outlet 36 drop to the below leak down lined 41 above.By the oscillating motion from the sorting wind of air vane 45 and swing separator plate 39, heavier threshing object is that grain falls by lined 41, and bigger straw bits divide hank grain and straw bits by lined 41 toply be discharged to outside the machine via prolonging sieve 42.Enter in second chute 47 by the above-mentioned lined 41 secondary things that fall, by 51 reduction of second conveyers of the spiral in this second chute 47 be transported to lined 41 above, carry out sorting once more.

In addition, as shown in Figure 5, be provided with gearbox 55 in above-mentioned front portion of travelling frame 2, the output shaft 56 of above-mentioned engine 17 links to each other with belt 58 with the power shaft 57 of gearbox 55, the power of engine 17 is delivered to the crawler belt 1 that travels by gearbox 55, driving crawler belt 1 forward-reverse that travels, meanwhile, harvesting driving shaft 59 is set on above-mentioned gearbox 55, make the above-mentioned lifting fulcrum shaft 7 that is inserted into tubular in the harvesting power shaft 60, harvesting power shaft 60 is linked to each other with harvesting driving shaft 59 with belt 61, the power of engine 17 is passed to each drive division of reaping part 8 through gearbox 55, speed drive reaping part 8 with synchronous with travel speed gathers in operation.

Moreover, as Fig. 5 and shown in Figure 8, in the place ahead of above-mentioned separation chamber 38 sorting driving box 62 is set, in this case 62, insert sorting driving shaft 63, the output shaft 56 of above-mentioned engine 17 is connected with sorting driving shaft 63, each one that makes separation chamber 38 is with belt 65,66,67 are connected with sorting driving shaft 63, shake swing separator plate 39 at fore-and-aft direction, drive air vane 45 and each conveyer 48,51, make the threshing object of falling threshing cylinder 5 belows be separated into grain and straw bits, collect grain.

In addition, as Fig. 6-shown in Figure 8, sorting input belt wheel 68 is set in above-mentioned sorting driving shaft 63 right parts, open and establish belt 64, and, threshing cylinder driving pulley 69 pivots are propped up in above-mentioned sorting driving box 62, by bevel gear etc. threshing cylinder driving pulley 69 is connected with sorting driving shaft 63, meanwhile, end is provided with input belt wheel 71 before the cylinder shaft 70 of the above-mentioned threshing cylinder 5 of supporting, by passing through belt wheel 72,73 and roller 74,75 and make input belt wheel 71 be connected in threshing cylinder driving pulley 69 the threshing driving belt 76 that the centre is bent into "＜" shape, establish threshing driving belt 76 to open around the mode of the front feeding mouth 77 in threshing cylinder 5 the place aheads, the transmission of power of engine 17 is arrived threshing cylinder 5, make it revolution to carry out threshing.

As mentioned above, what the reaping part 8 in the body front side was provided with that harvesting do not gather in the paddy bar holds up standing grain portion 30, cut off the cutter 10 of the strain root that does not gather in the paddy bar, with the paddy bar of accumbency posture supporting harvesting and with the conveying mechanism 11 of it conveying, simultaneously, threshing portion 4 at the body rear side is provided with the threshing cylinder 5 that makes from the paddy bar threshing of above-mentioned reaping part 8 supplies, in this combine, in separation chamber 38, be provided with make grain fall below and swing separator plate 39 that the straw bits are sent from the rear, with grain transport out first, second conveyer 48,51, and the air vane 45 of supplying with sorting wind, this separation chamber 38 is set below above-mentioned threshing cylinder, simultaneously, the sorting driving shaft 63 that the transmission of power of engine is arrived each one of above-mentioned separation chamber 38 is set, above-mentioned threshing cylinder is connected through threshing rotating band 76 with this sorting driving shaft 63, utilization drives threshing cylinder to the sorting driving shaft 63 of separation chamber 38 through rotating band 76 transmission of power of engine, do not have necessity that threshing cylinder driving box transmission engine power is set especially, can reach and simplify the effect that threshing cylinder 5 drives structure and reduces manufacturing cost.

In addition, as Fig. 8, shown in 9, lined by 411 by the front portion, middle lined 412 and rear portion lined 413 form above-mentioned leak down lined by 41, make the front end that prolongs sieve 42 be fixed in the fulcrum shaft 78 that is arranged between centre lined 412 and the rear portion lined 413, making prolongation sieve 42 rear ends extend ground on rear portion lined 413 is provided with, meanwhile, swing arm 79 is fixed on the above-mentioned fulcrum shaft 78, but the roller 80 free lifting ground that make swing arm 79 front ends embed in the vertical guide rail 81, by the fore-and-aft direction swing of swing separator plate 39, prolong sieve 42 after portion swing around fulcrum shaft 78 above-below directions, the straw bits that will move on prolong sieve 42 are opened, and grain is fallen.

Also have; formation makes the main sorting wind path of supplying with from the lined 413 top directions of following direction middle lined 412 and rear portion of separating sieve 43 from the sorting wind of above-mentioned air vane 45 82; drop down onto conveyer 48; calomel mercurous chloride dirt on 51 and straw bits are discharged by the sorting wind direction rear of main sorting wind path 82; meanwhile; the upper face side of formation side direction anterior lined 411 below the rear portion of grain board 40 is supplied with the secondary sorting wind path 83 of the sorting wind of air vane 45; by sorting wind the straw bits above anterior lined 411 are rearward moved from secondary sorting wind path 83; thereby make easily lined falling of grain from the front portion; the grain amount that is fallen downwards by front portion lined 411 is increased, make the grain quantitative change that direction moves above centre lined 412 few.

As mentioned above; on swing separator plate 39, be provided with the notch board 34 be provided in side threshing cylinder 5 below below grain board 40 and be provided in leaking down of this grain board rear side lined 41 and form from the rear portion of above-mentioned grain board 40 and leak down between lined 41 front portions to the secondary sorting wind path 83 of the sorting wind of lined 41 upper surface direction conveying air vane 45; supply with the sorting wind of air vane 45 fully from leak down lined 41 front portion of 83 pairs of secondary sorting wind paths; straw bits amount from the grain that lined 41 front portions of leaking down fall is reduced; and can separate expeditiously by pneumatic separating; collection is eliminated the problem of sneaking into the straw bits in the grain that outputs to the combine outside than the grain of straw chip weight.

In addition; at Figure 10; represented an embodiment who changes in 11; on rear portion lined 413 fixing on the supporting station 84, extend the prolongation sieve 42 that is provided with; simultaneously; omit above-mentioned shown in Figure 9 anterior lined by 411; rearward end at grain board 40 prolongs sieve 86 through supporting station 85 stationary forward; the lower rear of anterior prolongation sieve is straw dash receiver 87 fixedly; like this; make the grain on the grain board 40 forwardly prolong the top mobile of sieve; make grain drop to anterior sieve 86 belows that prolong; and by the sorting wind from secondary sorting wind path 83 make forward part jig on 86 straw bits in the wings straw dash receiver 87 and middle lined 412 upper surface direction move; simultaneously; the straw bits that fall from the straw outlet 36 of notch board 34 rear ends are fallen above the straw dash receiver 87 and middle lined 412 of below; make grain fall the below at centre lined 412 and rear portion lined 413, and the straw bits are discharged on the field at rear above rear portion lined 413.

As mentioned above; at grain board 40 rear portions with leak down to be provided with between lined 41 front portions and prolong sieve 86; below this prolongation sieve, separating sieve 43 is set; sorting wind from the main sorting wind path 82 of air vane 45 is discharged upward from the below of separating sieve 43; grain on the grain board 40 is fallen above the separating sieve 43 through prolonging sieve 86; the grain amount that moves to above lined 41 above grain board 40 is reduced; eliminating the straw bits that move above lined 41 because of leaking down makes grain be discharged to the problem of combine outside; omit the light straw bits that attract above lined 41 rear portions; make heavier grain fall the dust discharge blade of below, reach the effect of simplifying the sorting structure to collect.

Shown in above embodiment, what the reaping part 8 in the body front side was provided with that harvesting do not gather in the paddy bar holds up standing grain portion 30, cut off the cutter 10 of the strain root that does not gather in the paddy bar, with the paddy bar of accumbency posture supporting harvesting and with the conveying mechanism 11 of it conveying, simultaneously, threshing portion 4 at the body rear side establishes the threshing cylinder 5 of threshing from the paddy bar of above-mentioned reaping part 8 supplies, in this combine, structure of the present invention is: in separation chamber 38, be provided with make grain fall below and swing separator plate 39 that the straw bits are sent from the rear, the conveyer 48 that grain is transported out, 51, and the air vane 45 of supplying with sorting wind, this separation chamber 38 is set below above-mentioned threshing cylinder, simultaneously, the sorting driving shaft 63 that the transmission of power of engine is arrived each one of above-mentioned separation chamber 38 is set, above-mentioned threshing cylinder is connected through threshing rotating band 76 with this sorting driving shaft 63.Utilization drives threshing cylinder to the sorting driving shaft 63 of separation chamber 38 through rotating band 76 transmission of power of engine, so have necessity that the threshing cylinder driving box transmits engine power is not set especially, can reaches and simplify the effect that threshing cylinder 5 drives structure and reduces manufacturing cost.

In addition; on swing separator plate 39, be provided with the notch board 34 be provided in side threshing cylinder 5 below below grain board 40 and to be provided in leaking down of this grain board rear side lined by 41, form from the rear portion of above-mentioned grain board 40 and leak down between lined 41 front portions to the secondary sorting wind path 83 of the sorting wind of lined 41 upper surface direction conveying air vane 45.Owing to supply with the sorting wind of air vane 45 fully from leak down lined 41 front portion of 83 pairs of secondary sorting wind paths, so that straw bits amount from the grain that lined 41 front portions of leaking down fall reduce, and can separate, collect grain expeditiously than straw chip weight by pneumatic separating, eliminate the problem of sneaking into the straw bits in the grain that outputs to the combine outside.

Also have, at grain board 40 rear portions with leak down to be provided with between lined 41 front portions and prolong sieve 86, this prolongations sieve below separating sieve 43 is set, discharge upward from the below of separating sieve 43 from the sorting wind of the main sorting wind path 82 of air vane 45.Because the grain on the grain board 40 is fallen above the separating sieve 43 through prolonging sieve 86; so the grain amount that moves to above lined 41 above grain board 40 is reduced; eliminating the straw bits that move above lined 41 because of leaking down makes grain be discharged to the problem of combine outside; omit the light straw that attracts above lined 41 rear portions and consider to be worth doing, make heavier grain to fall the dust discharge blade of below, reach the effect of simplifying the sorting structure to collect.

Claims (1)

1. combine, what the reaping part (8) in the body front side was provided with that harvesting do not gather in the paddy bar holds up standing grain portion (30), cut off the cutter (10) of the strain root that does not gather in the paddy bar, with the paddy bar of accumbency posture supporting harvesting and with the conveying mechanism (11) of it conveying, simultaneously, threshing portion (4) at the body rear side is provided with the threshing cylinder (5) that makes from the paddy bar threshing of above-mentioned reaping part (8) supply, in this combine, it is characterized in that: the swing separator plate (39) that makes grain fall the below and the straw bits are sent from the rear is set in separation chamber (38), the conveyer (48) (51) that grain is transported out, and the air vane (45) of supplying with sorting wind, in the below of above-mentioned threshing cylinder (5) this separation chamber (38) is set, simultaneously, the sorting driving shaft (63) that the transmission of power of engine (17) is arrived each one of above-mentioned separation chamber (38) is set, above-mentioned threshing cylinder (5) is connected through threshing rotating band (76) with this sorting driving shaft (63).

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