CN103875371A - Stepped type cross flow cutting multi-roller threshing separating and cleaning device - Google Patents
Stepped type cross flow cutting multi-roller threshing separating and cleaning device Download PDFInfo
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- CN103875371A CN103875371A CN201410107640.2A CN201410107640A CN103875371A CN 103875371 A CN103875371 A CN 103875371A CN 201410107640 A CN201410107640 A CN 201410107640A CN 103875371 A CN103875371 A CN 103875371A
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Abstract
The invention relates to a stepped type cross flow cutting multi-roller threshing separating and cleaning device. The device comprises a threshing separating system and a cleaning system. The threshing separating system comprises a flow cutting roller, two transversally-arranged axial flow rollers, concave plate sieves, top covers, a straw crushing device and transition plates among the concave plate sieves, wherein the concave plate sieves and the top covers correspond to the three threshing rollers. The cleaning system comprises a sliding plate, a shaking plate, a vibrating screen, a fan, a grain conveying auger and a residue auger. The axes of the three rollers are not on the same horizontal plane and are in a stepped type, materials threshed from a front threshing chamber can be thrown to a rear threshing chamber along the tangent line conveniently, the transition position between the threshing chambers is not prone to being blocked, the bottoms of the three concave plate sieves are on the same line, an included angle is formed between each concave plate sieve and the horizontal line, and therefore it is guaranteed that the distances from the shaking plate additionally arranged on the cleaning device to the concave plate sieves are the same; a second cross shaft flow roller on one side of a straw outlet is shorter than a first cross shaft flow roller on one side of the straw outlet, the straw outlet is deviated to the middle, and accordingly it is guaranteed that straw discharged from the straw crushing device cannot be thrown to crops which are not harvested and can be uniformly thrown and scattered in the full area. The device can meet the harvest requirement for a large feed quantity of the crops, is high in harvest efficiency and threshing separating capacity, little in cleaning and screening loss and high in cleaning and screening efficiency.
Description
Technical field
The present invention relates to crops mechanical threshing separator and cleaning plant manufacturing technology field, that a kind of staged is cut crossing current multiple-roll threshing-separation-cleaning plant concretely, can be widely used in gathering in the crops paddy rice, wheat, the high-performance results of rape, barley and beans etc.
Background technology
Along with the continuous expansion of Monitoring of Paddy Rice Plant Area, popularizing of the raising of output and high-yield rice, requires combined harvester guaranteeing under the prerequisite of superperformance, to efficient, high-power, large feed quantity future development, to boost productivity in recent years.In the market exist transverse-axis-flow or cut stream and transverse-axis-flow combine installed threshing separator, modal single cylinder have a single horizontal axial-flow type drum installed threshing separator, the installed threshing separator that has cut flow roller and single horizontal axial-flow type drum combination of twin-roll and the installed threshing separator of horizontal Double axial-flow drum combination, the processing capacity of these three kinds of installed threshing separators is all limited, particularly in the time of the luxuriant paddy rice of results stalk leafiness, easily stop up, can not meet large feed quantity, gather in the crops requirement efficiently.The installed threshing separator of existing twin-roll and three cylinders, the axis of cylinder all in the same horizontal line, backward when a threshing chamber transition, can not make material tangentially throw by previous threshing chamber at material, easily causes transition position to have some setbacks and even stops up.In recent years, administration request is forbidden crop straw burning, a stubborn problem that is treated as peasant of stalk, therefore a lot of peasants require directly stalk to be pulverized in crop combining, process in the also field of being convenient to the later stage, horizontal axial flow twin-roll installed threshing separator on market, due to the position of grass outlet avris after machine, near both sides standing crop on vehicle heading, easily shed standing crops from stalk smashing apparatus grass out, reduce efficiency of crop, moreover, grass outlet is not in the centre of machine, can not expire width from stalk smashing apparatus grass out evenly sheds, be unfavorable for follow-up also field processing.On the other hand, the in the situation that of large feed quantity, the mass ratio of emersion object is more, existing cleaning plant can not meet the results requirement of large feed quantity, if emersion object directly drops on vibratory sieve, can make to vibrate on-the-sieve material inhomogeneous, the cleaning load that increases vibratory sieve, makes to clean deleterious.Moreover all in the same horizontal line, it is unequal that notch board is sieved to the distance of shuttle board of inclination to existing cylinder axis, can make the material falling from concave grate pile up or make the material on shuttle board inhomogeneous at shuttle board.
Summary of the invention
The object of the invention is to overcome the technical disadvantages existing in above-mentioned installed threshing separator and cleaning plant, propose a kind of staged and cut crossing current multiple-roll threshing-separation-cleaning plant, to meet the results requirement of the crops such as paddy rice, wheat, rape, barley and beans of large feed quantity.
For realizing above object, the technical solution used in the present invention is: a kind of staged is cut crossing current multiple-roll threshing-separation-cleaning plant, comprises threshing piece-rate system and cleaning and sorting system; Described threshing piece-rate system comprises: cut flow roller, cut stream concave grate, the first horizontal axial drum, the first transverse-axis-flow concave grate, the second horizontal axial drum, the second transverse-axis-flow concave grate, wherein said cut flow roller, the first horizontal axial drum and the second horizontal axial drum are installed successively side by side, it is characterized in that, the axis of described cut flow roller, the first horizontal axial drum and the second horizontal axial drum is staged and arranges.
In such scheme, the axis of described the first horizontal axial drum is than the high 50 ~ 100mm of the axis of cut flow roller, and the axis of described the second horizontal axial drum is than the high 20 ~ 80mm of the axis of the first horizontal axial drum.
In such scheme, described bottom of cutting stream concave grate, the first transverse-axis-flow concave grate and the second transverse-axis-flow concave grate point-blank, and described in cut stream concave grate, the first transverse-axis-flow concave grate and the second transverse-axis-flow concave grate straight line and the horizontal angle theta at place, bottom be 3 ° ~ 10 °.
In such scheme, described cut flow roller is identical with the diameter of the first horizontal axial drum, and diameter is 550～600mm, and the diameter of described the second horizontal axial drum is less than the diameter of cut flow roller and the first horizontal axial drum, and diameter is 450～500mm.
In such scheme, described the second horizontal axial drum is shorter by 20% ~ 30% than the first horizontal axial drum, at described the second horizontal axial drum end, grass outlet is set.
In such scheme, described cleaning and sorting system comprises shuttle board and vibratory sieve, it is characterized in that: described shuttle board adopts stepped shuttle board, the length of described shuttle board extends to below described the first transverse-axis-flow concave grate, the angle that described shuttle board tilts and described in cut the place, bottom of stream concave grate, the first transverse-axis-flow concave grate and the second transverse-axis-flow concave grate straight line equate with horizontal angle theta, the upper plane of described shuttle board and described in cut the straight line at the place, bottom of flowing concave grate, the first transverse-axis-flow concave grate and the second transverse-axis-flow concave grate distance be 100 ~ 200mm.
The invention has the beneficial effects as follows:
1,, in cut flow roller of horizontal twin-roll arranged in front, can play the just de-effect with just separating, and three cylinders are stagger, make a tangentially threshing chamber from previous threshing chamber is thrown to of material, feed smooth and easyly, be difficult for stifled grass at transition position, after two horizontal axial-flow type drums can play again the de-and effect separating, the threshing time is long, separating area is large, and release travel is long, through threshing, entrainment loss is low, and separation efficiency for threshing is high.
2, the second horizontal axial drum is shorter in grass outlet one side than the first horizontal axial drum, not only can avoid not thrown the standing crop of machine both sides from stalk smashing apparatus grass out, and easily realize full width and evenly shed, and is convenient to follow-up also field and processes.
3, three concave grate bottoms are on same straight line, add shuttle board angle of inclination and place, three concave grates bottom straight line equate with horizontal angle, added shuttle board is equated to the distance from bottom of each concave grate, the amount that material drops to shuttle board is more even, through the shake effect of shuttle board, can first material be carried out to even laminating, so not only can alleviate the cleaning load of lower vibration screen, and under the effect of blower fan, more easily more than light mixing, blow away, greatly improved cleaning efficiency.
Accompanying drawing explanation
Fig. 1 is the overall arrangement figure that staged is cut crossing current multiple-roll threshing-separation-cleaning plant.
Fig. 2 is that staged is cut crossing current multiple-roll threshing-separation-cleaning plant and removed the vertical view of top cover and the moving line of material
Fig. 3 is cut flow roller front view.
Fig. 4 is the first horizontal axial drum front view.
Fig. 5 is the second horizontal axial drum front view.
Fig. 6 cuts stream concave grate front view.
Fig. 7 is the first transverse-axis-flow concave grate front view.
Fig. 8 is the second transverse-axis-flow concave grate front view.
Fig. 9 is the rebound front view of cutting between stream concave grate and the first transverse-axis-flow concave grate.
Figure 10 is the rebound front view between the first transverse-axis-flow concave grate and the second transverse-axis-flow concave grate.
Figure 11 is the first transverse-axis-flow top cover front view.
Figure 12 is the second transverse-axis-flow top cover front view.
Figure 13 is front view and the left view of shuttle board.
Figure 14 is front view and the vertical view of vibratory sieve.
In figure: 1, cut stream concave grate, 2, cut stream top cover, 3, cut flow roller, 301, cut flow roller sprocket wheel, 4, the first transverse-axis-flow top cover, 401, the first transverse-axis-flow top cover grass guide board Isosorbide-5-Nitrae 02, the first transverse-axis-flow top cover grass guide board 2,5, the first horizontal axial drum, 501, the first horizontal axial drum drive sprocket, 502, the first horizontal axial drum left side sprocket wheel, 503, the first horizontal axial drum right side sprocket wheel, 6, the first transverse-axis-flow concave grate, 7, the second transverse-axis-flow top cover, 701, the second transverse-axis-flow top cover grass guide board 1,702, the second transverse-axis-flow top cover grass guide board 2,8, the second horizontal axial drum, 801, the second horizontal axial drum right side sprocket wheel, 802, the second horizontal axial drum left side sprocket wheel, 9, the second transverse-axis-flow concave grate, 10, stalk smashing apparatus, 1001, stalk smashing apparatus sprocket wheel, 11, cut the rebound between stream concave grate and the first transverse-axis-flow concave grate, 12, rebound between the first transverse-axis-flow concave grate and the second transverse-axis-flow concave grate, 13, cut the slide plate under stream concave grate, 14, slide plate under the second transverse-axis-flow concave grate, 15, shuttle board, 16, vibratory sieve, 1601, the upper sieve of vibratory sieve, 1602, the lower screen of vibratory sieve, 17, blower fan, 18, defeated grain screw feeder, 19, tailing auger.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
As shown in Figure 1, staged of the present invention is cut crossing current multiple-roll threshing-separation-cleaning plant, comprises threshing piece-rate system and cleaning and sorting system.
Threshing piece-rate system comprises cuts stream concave grate 1, cuts stream top cover 2, cut flow roller 3, the first transverse-axis-flow top cover 4, the first horizontal axial drum 5, the first transverse-axis-flow concave grate 6, the second transverse-axis-flow top cover 7, the second horizontal axial drum 8, the second transverse-axis-flow concave grate 9, stalk smashing apparatus 10, cuts rebound 11 between stream concave grate and the first transverse-axis-flow concave grate and the rebound 12 between the first transverse-axis-flow concave grate and the second transverse-axis-flow concave grate; Cut flow roller 3, the first horizontal axial drum 5 and the second horizontal axial drum 8 are installed successively side by side, above cut flow roller 3, the first horizontal axial drum 5 and the second horizontal axial drum 8, be separately installed with and cut stream top cover 2, the first transverse-axis-flow top cover 4 and the second transverse-axis-flow top cover 7, below cut flow roller 3, the first horizontal axial drum 5 and the second horizontal axial drum 8, be separately installed with and cut stream concave grate 1, the first transverse-axis-flow concave grate 6 and the second transverse-axis-flow concave grate 9; Cutting between stream concave grate 1 and the first transverse-axis-flow concave grate 6 and between the first transverse-axis-flow concave grate 6 and the second transverse-axis-flow concave grate 9, be separately installed with the rebound of cutting between stream concave grate and the first transverse-axis-flow concave grate; Stalk smashing apparatus 10 be arranged on the second transverse-axis-flow concave grate 9 after.
As shown in Fig. 2 ~ 12, power source drives the first horizontal axial drum 5 to rotate by the first horizontal axial drum drive sprocket 501 on the first horizontal axial drum 5, the first horizontal axial drum 5 is again by the effect of the first horizontal axial drum left side sprocket wheel 502 and cut flow roller sprocket wheel 301, power is passed to cut flow roller 3, by the effect of the first horizontal axial drum right side sprocket wheel 503 and the second horizontal axial drum right side sprocket wheel 801, power is passed to the second horizontal axial drum 8, the second horizontal axial drum 8 is again by the effect of the second horizontal axial drum left side sprocket wheel 802 and stalk smashing apparatus sprocket wheel 1001, transmission of power to stalk smashing apparatus 10.After each cylinder and stalk smashing apparatus running, material starts feeding, first material enters cuts in stream threshing chamber, cut flow roller 3 with cut the effect of stream concave grate 1 under material is carried out just de-and just separate, then material is along cutting the tangential of stream concave grate 1, thrown to the first transverse-axis-flow threshing chamber along the rebound 11 of cutting between stream concave grate and the first transverse-axis-flow concave grate, in the first transverse-axis-flow threshing chamber, material carries out threshing on the one hand and separates under the effect of the first horizontal axial drum 5 and the first transverse-axis-flow concave grate 6, do circumferential movement, simultaneously again at the first horizontal axial drum 5, the first transverse-axis-flow top cover grass guide board (1) 401, under the effect of the first transverse-axis-flow top cover grass guide board (2) 402, axially move, to the transition position motion of the first transverse-axis-flow concave grate 6 and the second transverse-axis-flow concave grate 9, at transition position, material is thrown to the second transverse-axis-flow threshing chamber from the first transverse-axis-flow threshing chamber again, in the second transverse-axis-flow threshing chamber, material carries out threshing on the one hand and separates under the effect of the second horizontal axial drum 8 and the second transverse-axis-flow concave grate 9, do circumferential movement, simultaneously again at the second horizontal axial drum 8, the second transverse-axis-flow top cover grass guide board (1) 701, under the effect of the second transverse-axis-flow top cover grass guide board (2) 702, axially move, to the grass outlet place motion of the second transverse-axis-flow concave grate 9, enter again reducing mechanism 10 from grass outlet material out, under the effect of reducing mechanism 10, material is pulverized and shed.
As shown in Fig. 1, Figure 13 and Figure 14, cleaning and sorting system comprises the slide plate 13 of cutting under stream concave grate, slide plate 14, shuttle board 15, vibratory sieve 16, blower fan 17, defeated grain screw feeder 18 and the tailing auger 19 under the second transverse-axis-flow concave grate, cutting the slide plate 13 of stream under concave grate is arranged on and cuts below stream concave grate 1, slide plate 14 under the second transverse-axis-flow intaglio plate sieve is arranged on below the second transverse-axis-flow concave grate 9, shuttle board (15) is arranged on below the first transverse-axis-flow concave grate (6) and the second transverse-axis-flow concave grate (9), and be fixed on the rear side frame of machine, vibratory sieve (16) is arranged on below shuttle board (15), above blower fan (17), the upper sieve (1601) of vibratory sieve (16) is in the front side of machine, cut below stream concave grate (1), blower fan (17) is arranged on the lower-left side of the upper sieve (1601) of vibratory sieve (16), defeated grain screw feeder (18) is arranged on the middle below of the lower screen (1602) of vibratory sieve (16), and tailing auger (19) is arranged on the back lower place of the lower screen (1602) of vibratory sieve (16).The slide plate 13 of cutting under stream concave grate is 40 ° with horizontal angle, be conducive to can drop to by slide plate on vibratory sieve 16 from cutting the emersion object that falls of stream concave grate 1 above, slide plate and horizontal angle under the second transverse-axis-flow concave grate are 40 °, are conducive to can drop to shuttle board 15 by slide plate from the emersion object falling below of the second transverse-axis-flow concave grate 9.Below the first transverse-axis-flow concave grate 6 and the second transverse-axis-flow concave grate 9, shuttle board 15 is installed, the angle of inclination of shuttle board 15 and place, concave grate bottom straight line equate with horizontal angle, the distance of the upper plane of shuttle board 15 and place, three concave grate bottoms plane is 100-200mm, its effect is that a large amount of emersion objects of falling below the first transverse-axis-flow concave grate 6 and the second transverse-axis-flow concave grate 9 are before dropping to vibratory sieve 16, through the shake effect of shuttle board 15, emersion object is shaken to layering, make it dispersed, and then drop on vibratory sieve 16, reduce the cleaning load of vibratory sieve 16, and improve cleaning efficiency, drop to material on vibratory sieve 16 under the mating reaction of blower fan 17 and vibratory sieve 16, complete the work of cleaning, the clean seed of having cleaned is transported to tanker by defeated grain screw feeder 18, remainingly return the shuttle board between the first transverse-axis-flow concave grate 6 and the second transverse-axis-flow concave grate 9 by tailing auger 19 from lower screen 1602 afterbodys of vibratory sieve 16 cleaning is out assorted, further clean.
The staged of this model is cut crossing current multiple-roll threshing-separation-cleaning plant and can meet the results requirement of large feed quantity, threshing separating power is high, and cleaning loss is few, and cleaning efficiency is high, can avoid being thrown standing crops from stalk smashing apparatus grass out, easily realize full width and evenly shed.
Claims (6)
1. staged is cut crossing current multiple-roll threshing-separation-cleaning plant, comprises threshing piece-rate system and cleaning and sorting system; Described threshing piece-rate system comprises: cut flow roller (3), cut stream concave grate (1), the first horizontal axial drum (5), the first transverse-axis-flow concave grate (6), the second horizontal axial drum (8), the second transverse-axis-flow concave grate (9), wherein said cut flow roller (3), the first horizontal axial drum (5) and the second horizontal axial drum (8) are installed successively side by side, it is characterized in that, the axis of described cut flow roller (3), the first horizontal axial drum (5) and the second horizontal axial drum (8) is staged and arranges.
2. a kind of staged according to claim 1 is cut crossing current multiple-roll threshing-separation-cleaning plant, it is characterized in that, the axis of described the first horizontal axial drum (5) is than the high 50 ~ 100mm of axis of cut flow roller (3), and the axis of described the second horizontal axial drum (8) is than the high 20 ~ 80mm of axis of the first horizontal axial drum (5).
3. a kind of staged according to claim 1 and 2 is cut crossing current multiple-roll threshing-separation-cleaning plant, described in it is characterized in that, cut the bottom of stream concave grate (1), the first transverse-axis-flow concave grate (6) and the second transverse-axis-flow concave grate (9) point-blank, and described in cut the place, bottom of flowing concave grate (1), the first transverse-axis-flow concave grate (6) and the second transverse-axis-flow concave grate (9) straight line and horizontal angle theta be 3 ° ~ 10 °.
4. staged according to claim 1 is cut crossing current multiple-roll threshing-separation-cleaning plant, it is characterized in that: described cut flow roller (3) is identical with the diameter of the first horizontal axial drum (5), diameter is 550～600mm, the diameter of described the second horizontal axial drum (8) is less than the diameter of cut flow roller (3) and the first horizontal axial drum (5), and diameter is 450～500mm.
5. a kind of staged according to claim 1 is cut crossing current multiple-roll threshing-separation-cleaning plant, it is characterized in that: described the second horizontal axial drum (8) is shorter by 20% ~ 30% than the first horizontal axial drum (5), at described the second horizontal axial drum (8) end, grass outlet is set.
6. staged according to claim 1 is cut crossing current multiple-roll threshing-separation-cleaning plant, described cleaning and sorting system comprises shuttle board (15) and vibratory sieve (16), it is characterized in that: described shuttle board (15) adopts stepped shuttle board, the length of described shuttle board (15) extends to below described the first transverse-axis-flow concave grate (6), described shuttle board (15) tilt angle and described in cut stream concave grate (1), the straight line at the place, bottom of the first transverse-axis-flow concave grate (6) and the second transverse-axis-flow concave grate (9) equates with horizontal angle theta, the upper plane of described shuttle board (15) with described in cut stream concave grate (1), the distance of the straight line at the place, bottom of the first transverse-axis-flow concave grate (6) and the second transverse-axis-flow concave grate (9) is 100 ~ 200mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410107640.2A CN103875371A (en) | 2014-03-23 | 2014-03-23 | Stepped type cross flow cutting multi-roller threshing separating and cleaning device |
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| CN201410107640.2A CN103875371A (en) | 2014-03-23 | 2014-03-23 | Stepped type cross flow cutting multi-roller threshing separating and cleaning device |
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Cited By (11)
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| CN104062298A (en) * | 2014-07-04 | 2014-09-24 | 江苏大学 | Device and method for automatically monitoring impurity rate of grains in grain tank of combine harvester based on image processing |
| CN104221620A (en) * | 2014-09-02 | 2014-12-24 | 江苏大学 | Multi-tangential-flow combined rape threshing, separation and stalk crushing integral device |
| CN104221585A (en) * | 2014-09-02 | 2014-12-24 | 江苏大学 | Large-feed-amount crawler-type cutting cross-flow multi-roller combined harvester |
| CN104838819A (en) * | 2015-04-24 | 2015-08-19 | 洛阳理工学院 | Different-speed shelling and separating device for wheat |
| CN105409476A (en) * | 2015-11-30 | 2016-03-23 | 全椒县汊河农机服务专业合作社 | Full-automatic niblet screening device |
| CN105960934A (en) * | 2016-05-10 | 2016-09-28 | 江苏大学 | Dual-transverse parallel diverting low impact threshing separator |
| CN106489448A (en) * | 2016-10-11 | 2017-03-15 | 江苏大学 | A kind of Lysimachia sikokiana supporting with multiple roll sheller unit crushes scattering mechanism |
| CN107347384A (en) * | 2016-05-09 | 2017-11-17 | 四平市顺邦农机制造有限公司 | Self-propelled longitudinal twin shaft stream grain combine harvester pneumatic jig cleaning plant |
| CN108055912A (en) * | 2018-01-18 | 2018-05-22 | 吉林大学 | It is incorgruous to allocate the shake of even stand formula cereal emersion object and throw device |
| CN108174695A (en) * | 2018-01-15 | 2018-06-19 | 河南农业大学 | A kind of grain harvesting machine cuts stream horizontal axis flow threshing device and threshing experimental method with double |
| CN108184440A (en) * | 2018-01-29 | 2018-06-22 | 中国农业大学 | A kind of more cut flow roller corn threshing cleaning plants |
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| CN104062298A (en) * | 2014-07-04 | 2014-09-24 | 江苏大学 | Device and method for automatically monitoring impurity rate of grains in grain tank of combine harvester based on image processing |
| CN104221620A (en) * | 2014-09-02 | 2014-12-24 | 江苏大学 | Multi-tangential-flow combined rape threshing, separation and stalk crushing integral device |
| CN104221585A (en) * | 2014-09-02 | 2014-12-24 | 江苏大学 | Large-feed-amount crawler-type cutting cross-flow multi-roller combined harvester |
| CN104838819A (en) * | 2015-04-24 | 2015-08-19 | 洛阳理工学院 | Different-speed shelling and separating device for wheat |
| CN105409476A (en) * | 2015-11-30 | 2016-03-23 | 全椒县汊河农机服务专业合作社 | Full-automatic niblet screening device |
| CN107347384A (en) * | 2016-05-09 | 2017-11-17 | 四平市顺邦农机制造有限公司 | Self-propelled longitudinal twin shaft stream grain combine harvester pneumatic jig cleaning plant |
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| CN105960934A (en) * | 2016-05-10 | 2016-09-28 | 江苏大学 | Dual-transverse parallel diverting low impact threshing separator |
| CN105960934B (en) * | 2016-05-10 | 2018-06-26 | 江苏大学 | The low impact installed threshing separator of the horizontal parallel shunt of one kind pair |
| GB2557736A (en) * | 2016-05-10 | 2018-06-27 | Univ Jiangsu | Dual horizontal side-by-side diverting low-impact threshing separation device |
| GB2557736B (en) * | 2016-05-10 | 2022-09-07 | Univ Jiangsu | Dual horizontal side-by-side diverting low-impact threshing separation device |
| CN106489448A (en) * | 2016-10-11 | 2017-03-15 | 江苏大学 | A kind of Lysimachia sikokiana supporting with multiple roll sheller unit crushes scattering mechanism |
| CN106489448B (en) * | 2016-10-11 | 2020-07-31 | 江苏大学 | Grass discharging, smashing and throwing device matched with multi-roller threshing device |
| CN108174695A (en) * | 2018-01-15 | 2018-06-19 | 河南农业大学 | A kind of grain harvesting machine cuts stream horizontal axis flow threshing device and threshing experimental method with double |
| CN108055912A (en) * | 2018-01-18 | 2018-05-22 | 吉林大学 | It is incorgruous to allocate the shake of even stand formula cereal emersion object and throw device |
| CN108055912B (en) * | 2018-01-18 | 2023-09-22 | 吉林大学 | Different-direction distributing and evenly spreading type grain-separating shaking throwing device |
| CN108184440A (en) * | 2018-01-29 | 2018-06-22 | 中国农业大学 | A kind of more cut flow roller corn threshing cleaning plants |
| CN108184440B (en) * | 2018-01-29 | 2023-12-01 | 中国农业大学 | Corn threshing and cleaning device with multiple tangential flow rollers |
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